Mercurial > sdl-ios-xcode
annotate src/video/fbcon/SDL_fbvideo.c @ 1708:cd14138a8703 SDL-1.3
Merged fix for bug #240 from SDL 1.2
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Sat, 24 Jun 2006 17:31:46 +0000 |
| parents | 4da1ee79c9af |
| children |
| rev | line source |
|---|---|
| 0 | 1 /* |
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2 SDL - Simple DirectMedia Layer |
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3 Copyright (C) 1997-2006 Sam Lantinga |
| 0 | 4 |
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5 This library is free software; you can redistribute it and/or |
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6 modify it under the terms of the GNU Lesser General Public |
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7 License as published by the Free Software Foundation; either |
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8 version 2.1 of the License, or (at your option) any later version. |
| 0 | 9 |
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10 This library is distributed in the hope that it will be useful, |
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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13 Lesser General Public License for more details. |
| 0 | 14 |
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15 You should have received a copy of the GNU Lesser General Public |
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16 License along with this library; if not, write to the Free Software |
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| 0 | 18 |
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19 Sam Lantinga |
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20 slouken@libsdl.org |
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21 */ |
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22 #include "SDL_config.h" |
| 0 | 23 |
| 24 /* Framebuffer console based SDL video driver implementation. | |
| 25 */ | |
| 26 | |
| 27 #include <stdio.h> | |
| 28 #include <fcntl.h> | |
| 29 #include <unistd.h> | |
| 30 #include <sys/ioctl.h> | |
| 31 #include <sys/mman.h> | |
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32 #include <asm/page.h> /* For definition of PAGE_SIZE */ |
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33 #include <linux/vt.h> |
| 0 | 34 |
| 35 #include "SDL_video.h" | |
| 36 #include "SDL_mouse.h" | |
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37 #include "../SDL_sysvideo.h" |
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38 #include "../SDL_pixels_c.h" |
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39 #include "../../events/SDL_events_c.h" |
| 0 | 40 #include "SDL_fbvideo.h" |
| 41 #include "SDL_fbmouse_c.h" | |
| 42 #include "SDL_fbevents_c.h" | |
| 43 #include "SDL_fb3dfx.h" | |
| 44 #include "SDL_fbmatrox.h" | |
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45 #include "SDL_fbriva.h" |
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46 |
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47 /*#define FBCON_DEBUG*/ |
| 0 | 48 |
| 49 #if defined(i386) && defined(FB_TYPE_VGA_PLANES) | |
| 50 #define VGA16_FBCON_SUPPORT | |
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51 #include <sys/io.h> /* For ioperm() */ |
| 0 | 52 #ifndef FB_AUX_VGA_PLANES_VGA4 |
| 53 #define FB_AUX_VGA_PLANES_VGA4 0 | |
| 54 #endif | |
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55 /* |
| 0 | 56 static inline void outb (unsigned char value, unsigned short port) |
| 57 { | |
| 58 __asm__ __volatile__ ("outb %b0,%w1"::"a" (value), "Nd" (port)); | |
| 59 } | |
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60 */ |
| 0 | 61 #endif /* FB_TYPE_VGA_PLANES */ |
| 62 | |
| 63 /* A list of video resolutions that we query for (sorted largest to smallest) */ | |
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64 static const SDL_Rect checkres[] = { |
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65 {0, 0, 1600, 1200}, /* 16 bpp: 0x11E, or 286 */ |
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66 {0, 0, 1408, 1056}, /* 16 bpp: 0x19A, or 410 */ |
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67 {0, 0, 1280, 1024}, /* 16 bpp: 0x11A, or 282 */ |
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68 {0, 0, 1152, 864}, /* 16 bpp: 0x192, or 402 */ |
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69 {0, 0, 1024, 768}, /* 16 bpp: 0x117, or 279 */ |
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70 {0, 0, 960, 720}, /* 16 bpp: 0x18A, or 394 */ |
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71 {0, 0, 800, 600}, /* 16 bpp: 0x114, or 276 */ |
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72 {0, 0, 768, 576}, /* 16 bpp: 0x182, or 386 */ |
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73 {0, 0, 720, 576}, /* PAL */ |
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74 {0, 0, 720, 480}, /* NTSC */ |
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75 {0, 0, 640, 480}, /* 16 bpp: 0x111, or 273 */ |
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76 {0, 0, 640, 400}, /* 8 bpp: 0x100, or 256 */ |
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77 {0, 0, 512, 384}, |
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78 {0, 0, 320, 240}, |
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79 {0, 0, 320, 200} |
| 0 | 80 }; |
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81 static const struct |
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82 { |
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83 int xres; |
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84 int yres; |
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85 int pixclock; |
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86 int left; |
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87 int right; |
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88 int upper; |
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89 int lower; |
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90 int hslen; |
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91 int vslen; |
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92 int sync; |
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93 int vmode; |
| 0 | 94 } vesa_timings[] = { |
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95 #ifdef USE_VESA_TIMINGS /* Only tested on Matrox Millenium I */ |
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96 { |
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97 640, 400, 39771, 48, 16, 39, 8, 96, 2, 2, 0}, /* 70 Hz */ |
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98 { |
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99 640, 480, 39683, 48, 16, 33, 10, 96, 2, 0, 0}, /* 60 Hz */ |
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100 { |
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101 768, 576, 26101, 144, 16, 28, 6, 112, 4, 0, 0}, /* 60 Hz */ |
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102 { |
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103 800, 600, 24038, 144, 24, 28, 8, 112, 6, 0, 0}, /* 60 Hz */ |
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104 { |
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105 960, 720, 17686, 144, 24, 28, 8, 112, 4, 0, 0}, /* 60 Hz */ |
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106 { |
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107 1024, 768, 15386, 160, 32, 30, 4, 128, 4, 0, 0}, /* 60 Hz */ |
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108 { |
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109 1152, 864, 12286, 192, 32, 30, 4, 128, 4, 0, 0}, /* 60 Hz */ |
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110 { |
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111 1280, 1024, 9369, 224, 32, 32, 4, 136, 4, 0, 0}, /* 60 Hz */ |
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112 { |
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113 1408, 1056, 8214, 256, 40, 32, 5, 144, 5, 0, 0}, /* 60 Hz */ |
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114 { |
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115 1600, 1200, /*? */ 0, 272, 48, 32, 5, 152, 5, 0, 0}, /* 60 Hz */ |
| 0 | 116 #else |
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117 /* You can generate these timings from your XF86Config file using |
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118 the 'modeline2fb' perl script included with the fbset package. |
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119 These timings were generated for Matrox Millenium I, 15" monitor. |
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120 */ |
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121 { |
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122 320, 200, 79440, 16, 16, 20, 4, 48, 1, 0, 2}, /* 70 Hz */ |
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123 { |
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124 320, 240, 63492, 16, 16, 16, 4, 48, 2, 0, 2}, /* 72 Hz */ |
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125 { |
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126 512, 384, 49603, 48, 16, 16, 1, 64, 3, 0, 0}, /* 78 Hz */ |
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127 { |
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128 640, 400, 31746, 96, 32, 41, 1, 64, 3, 2, 0}, /* 85 Hz */ |
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129 { |
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130 640, 480, 31746, 120, 16, 16, 1, 64, 3, 0, 0}, /* 75 Hz */ |
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131 { |
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132 768, 576, 26101, 144, 16, 28, 6, 112, 4, 0, 0}, /* 60 Hz */ |
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133 { |
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134 800, 600, 20000, 64, 56, 23, 37, 120, 6, 3, 0}, /* 72 Hz */ |
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135 { |
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136 960, 720, 17686, 144, 24, 28, 8, 112, 4, 0, 0}, /* 60 Hz */ |
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137 { |
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138 1024, 768, 13333, 144, 24, 29, 3, 136, 6, 0, 0}, /* 70 Hz */ |
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139 { |
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140 1152, 864, 12286, 192, 32, 30, 4, 128, 4, 0, 0}, /* 60 Hz */ |
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141 { |
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142 1280, 1024, 9369, 224, 32, 32, 4, 136, 4, 0, 0}, /* 60 Hz */ |
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143 { |
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144 1408, 1056, 8214, 256, 40, 32, 5, 144, 5, 0, 0}, /* 60 Hz */ |
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145 { |
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146 1600, 1200, /*? */ 0, 272, 48, 32, 5, 152, 5, 0, 0}, /* 60 Hz */ |
| 0 | 147 #endif |
| 148 }; | |
| 149 | |
| 150 /* Initialization/Query functions */ | |
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151 static int FB_VideoInit(_THIS, SDL_PixelFormat * vformat); |
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152 static SDL_Rect **FB_ListModes(_THIS, SDL_PixelFormat * format, Uint32 flags); |
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153 static SDL_Surface *FB_SetVideoMode(_THIS, SDL_Surface * current, int width, |
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154 int height, int bpp, Uint32 flags); |
| 0 | 155 #ifdef VGA16_FBCON_SUPPORT |
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156 static SDL_Surface *FB_SetVGA16Mode(_THIS, SDL_Surface * current, int width, |
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157 int height, int bpp, Uint32 flags); |
| 0 | 158 #endif |
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159 static int FB_SetColors(_THIS, int firstcolor, int ncolors, |
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160 SDL_Color * colors); |
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161 static void FB_VideoQuit(_THIS); |
| 0 | 162 |
| 163 /* Hardware surface functions */ | |
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164 static int FB_InitHWSurfaces(_THIS, SDL_Surface * screen, char *base, |
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165 int size); |
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166 static void FB_FreeHWSurfaces(_THIS); |
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167 static int FB_AllocHWSurface(_THIS, SDL_Surface * surface); |
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168 static int FB_LockHWSurface(_THIS, SDL_Surface * surface); |
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169 static void FB_UnlockHWSurface(_THIS, SDL_Surface * surface); |
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170 static void FB_FreeHWSurface(_THIS, SDL_Surface * surface); |
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171 static void FB_WaitVBL(_THIS); |
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172 static void FB_WaitIdle(_THIS); |
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173 static int FB_FlipHWSurface(_THIS, SDL_Surface * surface); |
| 0 | 174 |
| 175 /* Internal palette functions */ | |
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176 static void FB_SavePalette(_THIS, struct fb_fix_screeninfo *finfo, |
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177 struct fb_var_screeninfo *vinfo); |
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178 static void FB_RestorePalette(_THIS); |
| 0 | 179 |
| 1659 | 180 /* Small wrapper for mmap() so we can play nicely with no-mmu hosts |
| 181 * (non-mmu hosts disallow the MAP_SHARED flag) */ | |
| 182 | |
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183 static void * |
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184 do_mmap(void *start, size_t length, int prot, int flags, int fd, off_t offset) |
| 1659 | 185 { |
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186 void *ret; |
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187 ret = mmap(start, length, prot, flags, fd, offset); |
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188 if (ret == (char *) -1 && (flags & MAP_SHARED)) { |
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189 ret = mmap(start, length, prot, |
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190 (flags & ~MAP_SHARED) | MAP_PRIVATE, fd, offset); |
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191 } |
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192 return ret; |
| 1659 | 193 } |
| 194 | |
| 0 | 195 /* FB driver bootstrap functions */ |
| 196 | |
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197 static int |
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198 FB_Available(void) |
| 0 | 199 { |
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200 int console = -1; |
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201 /* Added check for /fb/0 (devfs) */ |
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202 /* but - use environment variable first... if it fails, still check defaults */ |
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203 int idx = 0; |
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204 const char *SDL_fbdevs[4] = { NULL, "/dev/fb0", "/dev/fb/0", NULL }; |
| 0 | 205 |
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206 SDL_fbdevs[0] = SDL_getenv("SDL_FBDEV"); |
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207 if (!SDL_fbdevs[0]) |
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208 idx++; |
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209 for (; SDL_fbdevs[idx]; idx++) { |
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210 console = open(SDL_fbdevs[idx], O_RDWR, 0); |
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211 if (console >= 0) { |
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212 close(console); |
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213 break; |
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214 } |
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215 } |
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216 return (console >= 0); |
| 0 | 217 } |
| 218 | |
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219 static void |
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220 FB_DeleteDevice(SDL_VideoDevice * device) |
| 0 | 221 { |
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222 SDL_free(device->hidden); |
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223 SDL_free(device); |
| 0 | 224 } |
| 225 | |
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226 static SDL_VideoDevice * |
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227 FB_CreateDevice(int devindex) |
| 0 | 228 { |
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229 SDL_VideoDevice *this; |
| 0 | 230 |
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231 /* Initialize all variables that we clean on shutdown */ |
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232 this = (SDL_VideoDevice *) SDL_malloc(sizeof(SDL_VideoDevice)); |
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233 if (this) { |
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234 SDL_memset(this, 0, (sizeof *this)); |
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235 this->hidden = (struct SDL_PrivateVideoData *) |
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236 SDL_malloc((sizeof *this->hidden)); |
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237 } |
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238 if ((this == NULL) || (this->hidden == NULL)) { |
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239 SDL_OutOfMemory(); |
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240 if (this) { |
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241 SDL_free(this); |
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242 } |
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243 return (0); |
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244 } |
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245 SDL_memset(this->hidden, 0, (sizeof *this->hidden)); |
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246 wait_vbl = FB_WaitVBL; |
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247 wait_idle = FB_WaitIdle; |
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248 mouse_fd = -1; |
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249 keyboard_fd = -1; |
| 0 | 250 |
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251 /* Set the function pointers */ |
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252 this->VideoInit = FB_VideoInit; |
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253 this->ListModes = FB_ListModes; |
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254 this->SetVideoMode = FB_SetVideoMode; |
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255 this->SetColors = FB_SetColors; |
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256 this->UpdateRects = NULL; |
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257 this->VideoQuit = FB_VideoQuit; |
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258 this->AllocHWSurface = FB_AllocHWSurface; |
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259 this->CheckHWBlit = NULL; |
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260 this->FillHWRect = NULL; |
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261 this->SetHWColorKey = NULL; |
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262 this->SetHWAlpha = NULL; |
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263 this->LockHWSurface = FB_LockHWSurface; |
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264 this->UnlockHWSurface = FB_UnlockHWSurface; |
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265 this->FlipHWSurface = FB_FlipHWSurface; |
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266 this->FreeHWSurface = FB_FreeHWSurface; |
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267 this->SetCaption = NULL; |
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268 this->SetIcon = NULL; |
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269 this->IconifyWindow = NULL; |
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270 this->GrabInput = NULL; |
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271 this->GetWMInfo = NULL; |
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272 this->InitOSKeymap = FB_InitOSKeymap; |
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273 this->PumpEvents = FB_PumpEvents; |
| 0 | 274 |
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275 this->free = FB_DeleteDevice; |
| 0 | 276 |
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277 return this; |
| 0 | 278 } |
| 279 | |
| 280 VideoBootStrap FBCON_bootstrap = { | |
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281 "fbcon", "Linux Framebuffer Console", |
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282 FB_Available, FB_CreateDevice |
| 0 | 283 }; |
| 284 | |
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285 #define FB_MODES_DB "/etc/fb.modes" |
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286 |
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287 static int |
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288 read_fbmodes_line(FILE * f, char *line, int length) |
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289 { |
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290 int blank; |
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291 char *c; |
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292 int i; |
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293 |
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294 blank = 0; |
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295 /* find a relevant line */ |
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296 do { |
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297 if (fgets(line, length, f) <= 0) |
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298 return 0; |
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299 c = line; |
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300 while (((*c == '\t') || (*c == ' ')) && (*c != 0)) |
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301 c++; |
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302 |
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303 if ((*c == '\n') || (*c == '#') || (*c == 0)) |
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304 blank = 1; |
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305 else |
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306 blank = 0; |
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307 } |
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308 while (blank); |
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309 /* remove whitespace at the begining of the string */ |
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310 i = 0; |
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311 do { |
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312 line[i] = c[i]; |
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313 i++; |
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314 } |
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315 while (c[i] != 0); |
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316 return 1; |
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317 } |
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318 |
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319 static int |
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320 read_fbmodes_mode(FILE * f, struct fb_var_screeninfo *vinfo) |
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321 { |
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322 char line[1024]; |
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323 char option[256]; |
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324 |
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325 /* Find a "geometry" */ |
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326 do { |
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327 if (read_fbmodes_line(f, line, sizeof(line)) == 0) |
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328 return 0; |
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329 if (SDL_strncmp(line, "geometry", 8) == 0) |
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330 break; |
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331 } |
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332 while (1); |
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333 |
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334 SDL_sscanf(line, "geometry %d %d %d %d %d", &vinfo->xres, &vinfo->yres, |
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335 &vinfo->xres_virtual, &vinfo->yres_virtual, |
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336 &vinfo->bits_per_pixel); |
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337 if (read_fbmodes_line(f, line, sizeof(line)) == 0) |
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338 return 0; |
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339 |
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340 SDL_sscanf(line, "timings %d %d %d %d %d %d %d", &vinfo->pixclock, |
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341 &vinfo->left_margin, &vinfo->right_margin, |
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342 &vinfo->upper_margin, &vinfo->lower_margin, &vinfo->hsync_len, |
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343 &vinfo->vsync_len); |
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344 |
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345 vinfo->sync = 0; |
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346 vinfo->vmode = FB_VMODE_NONINTERLACED; |
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347 |
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348 /* Parse misc options */ |
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349 do { |
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350 if (read_fbmodes_line(f, line, sizeof(line)) == 0) |
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351 return 0; |
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352 |
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353 if (SDL_strncmp(line, "hsync", 5) == 0) { |
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354 SDL_sscanf(line, "hsync %s", option); |
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355 if (SDL_strncmp(option, "high", 4) == 0) |
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356 vinfo->sync |= FB_SYNC_HOR_HIGH_ACT; |
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357 } else if (SDL_strncmp(line, "vsync", 5) == 0) { |
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358 SDL_sscanf(line, "vsync %s", option); |
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359 if (SDL_strncmp(option, "high", 4) == 0) |
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360 vinfo->sync |= FB_SYNC_VERT_HIGH_ACT; |
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361 } else if (SDL_strncmp(line, "csync", 5) == 0) { |
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362 SDL_sscanf(line, "csync %s", option); |
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363 if (SDL_strncmp(option, "high", 4) == 0) |
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364 vinfo->sync |= FB_SYNC_COMP_HIGH_ACT; |
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365 } else if (SDL_strncmp(line, "extsync", 5) == 0) { |
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366 SDL_sscanf(line, "extsync %s", option); |
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367 if (SDL_strncmp(option, "true", 4) == 0) |
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368 vinfo->sync |= FB_SYNC_EXT; |
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369 } else if (SDL_strncmp(line, "laced", 5) == 0) { |
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370 SDL_sscanf(line, "laced %s", option); |
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371 if (SDL_strncmp(option, "true", 4) == 0) |
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372 vinfo->vmode |= FB_VMODE_INTERLACED; |
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373 } else if (SDL_strncmp(line, "double", 6) == 0) { |
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374 SDL_sscanf(line, "double %s", option); |
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375 if (SDL_strncmp(option, "true", 4) == 0) |
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376 vinfo->vmode |= FB_VMODE_DOUBLE; |
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377 } |
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378 } |
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379 while (SDL_strncmp(line, "endmode", 7) != 0); |
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380 |
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381 return 1; |
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382 } |
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383 |
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384 static int |
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385 FB_CheckMode(_THIS, struct fb_var_screeninfo *vinfo, |
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386 int index, unsigned int *w, unsigned int *h) |
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387 { |
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388 int mode_okay; |
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389 |
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390 mode_okay = 0; |
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391 vinfo->bits_per_pixel = (index + 1) * 8; |
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392 vinfo->xres = *w; |
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393 vinfo->xres_virtual = *w; |
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394 vinfo->yres = *h; |
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395 vinfo->yres_virtual = *h; |
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396 vinfo->activate = FB_ACTIVATE_TEST; |
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397 if (ioctl(console_fd, FBIOPUT_VSCREENINFO, vinfo) == 0) { |
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398 #ifdef FBCON_DEBUG |
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399 fprintf(stderr, |
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400 "Checked mode %dx%d at %d bpp, got mode %dx%d at %d bpp\n", |
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401 *w, *h, (index + 1) * 8, vinfo->xres, vinfo->yres, |
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402 vinfo->bits_per_pixel); |
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403 #endif |
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404 if ((((vinfo->bits_per_pixel + 7) / 8) - 1) == index) { |
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405 *w = vinfo->xres; |
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406 *h = vinfo->yres; |
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407 mode_okay = 1; |
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408 } |
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409 } |
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410 return mode_okay; |
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411 } |
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412 |
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413 static int |
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414 FB_AddMode(_THIS, int index, unsigned int w, unsigned int h, |
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415 int check_timings) |
| 0 | 416 { |
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417 SDL_Rect *mode; |
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418 int i; |
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419 int next_mode; |
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420 |
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421 /* Check to see if we already have this mode */ |
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422 if (SDL_nummodes[index] > 0) { |
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423 mode = SDL_modelist[index][SDL_nummodes[index] - 1]; |
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424 if ((mode->w == w) && (mode->h == h)) { |
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425 #ifdef FBCON_DEBUG |
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426 fprintf(stderr, |
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427 "We already have mode %dx%d at %d bytes per pixel\n", |
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428 w, h, index + 1); |
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429 #endif |
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430 return (0); |
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431 } |
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432 } |
| 0 | 433 |
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434 /* Only allow a mode if we have a valid timing for it */ |
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435 if (check_timings) { |
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436 int found_timing = 0; |
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437 for (i = 0; i < (sizeof(vesa_timings) / sizeof(vesa_timings[0])); ++i) { |
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438 if ((w == vesa_timings[i].xres) && |
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439 (h == vesa_timings[i].yres) && vesa_timings[i].pixclock) { |
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440 found_timing = 1; |
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441 break; |
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442 } |
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443 } |
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444 if (!found_timing) { |
| 0 | 445 #ifdef FBCON_DEBUG |
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446 fprintf(stderr, "No valid timing line for mode %dx%d\n", w, h); |
| 0 | 447 #endif |
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448 return (0); |
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449 } |
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450 } |
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451 |
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452 /* Set up the new video mode rectangle */ |
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453 mode = (SDL_Rect *) SDL_malloc(sizeof *mode); |
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454 if (mode == NULL) { |
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455 SDL_OutOfMemory(); |
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456 return (-1); |
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457 } |
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458 mode->x = 0; |
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459 mode->y = 0; |
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460 mode->w = w; |
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461 mode->h = h; |
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462 #ifdef FBCON_DEBUG |
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463 fprintf(stderr, "Adding mode %dx%d at %d bytes per pixel\n", w, h, |
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464 index + 1); |
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465 #endif |
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466 |
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467 /* Allocate the new list of modes, and fill in the new mode */ |
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468 next_mode = SDL_nummodes[index]; |
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469 SDL_modelist[index] = (SDL_Rect **) |
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470 SDL_realloc(SDL_modelist[index], |
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471 (1 + next_mode + 1) * sizeof(SDL_Rect *)); |
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472 if (SDL_modelist[index] == NULL) { |
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473 SDL_OutOfMemory(); |
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474 SDL_nummodes[index] = 0; |
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475 SDL_free(mode); |
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476 return (-1); |
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477 } |
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478 SDL_modelist[index][next_mode] = mode; |
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479 SDL_modelist[index][next_mode + 1] = NULL; |
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480 SDL_nummodes[index]++; |
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481 |
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482 return (0); |
| 0 | 483 } |
| 484 | |
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485 static int |
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486 cmpmodes(const void *va, const void *vb) |
| 0 | 487 { |
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488 const SDL_Rect *a = *(const SDL_Rect **) va; |
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489 const SDL_Rect *b = *(const SDL_Rect **) vb; |
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490 if (a->h == b->h) |
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491 return b->w - a->w; |
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492 else |
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493 return b->h - a->h; |
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494 } |
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495 |
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496 static void |
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497 FB_SortModes(_THIS) |
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498 { |
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499 int i; |
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500 for (i = 0; i < NUM_MODELISTS; ++i) { |
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501 if (SDL_nummodes[i] > 0) { |
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502 SDL_qsort(SDL_modelist[i], SDL_nummodes[i], |
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503 sizeof *SDL_modelist[i], cmpmodes); |
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504 } |
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505 } |
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506 } |
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507 |
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508 static int |
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509 FB_VideoInit(_THIS, SDL_PixelFormat * vformat) |
| 0 | 510 { |
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511 struct fb_fix_screeninfo finfo; |
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512 struct fb_var_screeninfo vinfo; |
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513 int i, j; |
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514 int current_index; |
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515 unsigned int current_w; |
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516 unsigned int current_h; |
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517 const char *SDL_fbdev; |
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518 FILE *modesdb; |
| 0 | 519 |
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520 /* Initialize the library */ |
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521 SDL_fbdev = SDL_getenv("SDL_FBDEV"); |
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522 if (SDL_fbdev == NULL) { |
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523 SDL_fbdev = "/dev/fb0"; |
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524 } |
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525 console_fd = open(SDL_fbdev, O_RDWR, 0); |
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526 if (console_fd < 0) { |
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527 SDL_SetError("Unable to open %s", SDL_fbdev); |
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528 return (-1); |
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529 } |
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530 #if !SDL_THREADS_DISABLED |
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531 /* Create the hardware surface lock mutex */ |
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532 hw_lock = SDL_CreateMutex(); |
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533 if (hw_lock == NULL) { |
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534 SDL_SetError("Unable to create lock mutex"); |
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535 FB_VideoQuit(this); |
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536 return (-1); |
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537 } |
| 0 | 538 #endif |
| 539 | |
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540 /* Get the type of video hardware */ |
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541 if (ioctl(console_fd, FBIOGET_FSCREENINFO, &finfo) < 0) { |
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542 SDL_SetError("Couldn't get console hardware info"); |
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543 FB_VideoQuit(this); |
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544 return (-1); |
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545 } |
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546 switch (finfo.type) { |
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547 case FB_TYPE_PACKED_PIXELS: |
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548 /* Supported, no worries.. */ |
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549 break; |
| 0 | 550 #ifdef VGA16_FBCON_SUPPORT |
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551 case FB_TYPE_VGA_PLANES: |
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552 /* VGA16 is supported, but that's it */ |
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553 if (finfo.type_aux == FB_AUX_VGA_PLANES_VGA4) { |
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554 if (ioperm(0x3b4, 0x3df - 0x3b4 + 1, 1) < 0) { |
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555 SDL_SetError("No I/O port permissions"); |
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556 FB_VideoQuit(this); |
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557 return (-1); |
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558 } |
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559 this->SetVideoMode = FB_SetVGA16Mode; |
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560 break; |
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561 } |
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562 /* Fall through to unsupported case */ |
| 0 | 563 #endif /* VGA16_FBCON_SUPPORT */ |
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564 default: |
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565 SDL_SetError("Unsupported console hardware"); |
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566 FB_VideoQuit(this); |
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567 return (-1); |
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568 } |
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569 switch (finfo.visual) { |
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570 case FB_VISUAL_TRUECOLOR: |
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571 case FB_VISUAL_PSEUDOCOLOR: |
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572 case FB_VISUAL_STATIC_PSEUDOCOLOR: |
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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573 case FB_VISUAL_DIRECTCOLOR: |
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574 break; |
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575 default: |
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576 SDL_SetError("Unsupported console hardware"); |
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577 FB_VideoQuit(this); |
|
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578 return (-1); |
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579 } |
| 0 | 580 |
|
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581 /* Check if the user wants to disable hardware acceleration */ |
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582 { |
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|
583 const char *fb_accel; |
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584 fb_accel = SDL_getenv("SDL_FBACCEL"); |
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585 if (fb_accel) { |
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586 finfo.accel = SDL_atoi(fb_accel); |
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587 } |
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588 } |
| 0 | 589 |
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590 /* Memory map the device, compensating for buggy PPC mmap() */ |
|
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591 mapped_offset = (((long) finfo.smem_start) - |
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592 (((long) finfo.smem_start) & ~(PAGE_SIZE - 1))); |
|
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593 mapped_memlen = finfo.smem_len + mapped_offset; |
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594 mapped_mem = do_mmap(NULL, mapped_memlen, |
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595 PROT_READ | PROT_WRITE, MAP_SHARED, console_fd, 0); |
|
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596 if (mapped_mem == (char *) -1) { |
|
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597 SDL_SetError("Unable to memory map the video hardware"); |
|
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598 mapped_mem = NULL; |
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599 FB_VideoQuit(this); |
|
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|
600 return (-1); |
|
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601 } |
| 0 | 602 |
|
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603 /* Determine the current screen depth */ |
|
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604 if (ioctl(console_fd, FBIOGET_VSCREENINFO, &vinfo) < 0) { |
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605 SDL_SetError("Couldn't get console pixel format"); |
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606 FB_VideoQuit(this); |
|
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607 return (-1); |
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608 } |
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609 vformat->BitsPerPixel = vinfo.bits_per_pixel; |
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610 if (vformat->BitsPerPixel < 8) { |
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611 /* Assuming VGA16, we handle this via a shadow framebuffer */ |
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612 vformat->BitsPerPixel = 8; |
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613 } |
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614 for (i = 0; i < vinfo.red.length; ++i) { |
|
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615 vformat->Rmask <<= 1; |
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616 vformat->Rmask |= (0x00000001 << vinfo.red.offset); |
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617 } |
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618 for (i = 0; i < vinfo.green.length; ++i) { |
|
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619 vformat->Gmask <<= 1; |
|
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620 vformat->Gmask |= (0x00000001 << vinfo.green.offset); |
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621 } |
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622 for (i = 0; i < vinfo.blue.length; ++i) { |
|
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623 vformat->Bmask <<= 1; |
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624 vformat->Bmask |= (0x00000001 << vinfo.blue.offset); |
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625 } |
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626 saved_vinfo = vinfo; |
| 0 | 627 |
|
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628 /* Save hardware palette, if needed */ |
|
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629 FB_SavePalette(this, &finfo, &vinfo); |
| 0 | 630 |
|
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631 /* If the I/O registers are available, memory map them so we |
|
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632 can take advantage of any supported hardware acceleration. |
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|
633 */ |
|
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634 vinfo.accel_flags = 0; /* Temporarily reserve registers */ |
|
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635 ioctl(console_fd, FBIOPUT_VSCREENINFO, &vinfo); |
|
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636 if (finfo.accel && finfo.mmio_len) { |
|
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637 mapped_iolen = finfo.mmio_len; |
|
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638 mapped_io = do_mmap(NULL, mapped_iolen, PROT_READ | PROT_WRITE, |
|
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639 MAP_SHARED, console_fd, mapped_memlen); |
|
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640 if (mapped_io == (char *) -1) { |
|
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641 /* Hmm, failed to memory map I/O registers */ |
|
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|
642 mapped_io = NULL; |
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|
643 } |
|
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|
644 } |
| 0 | 645 |
|
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646 /* Query for the list of available video modes */ |
|
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|
647 current_w = vinfo.xres; |
|
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648 current_h = vinfo.yres; |
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649 current_index = ((vinfo.bits_per_pixel + 7) / 8) - 1; |
|
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650 modesdb = fopen(FB_MODES_DB, "r"); |
|
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|
651 for (i = 0; i < NUM_MODELISTS; ++i) { |
|
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|
652 SDL_nummodes[i] = 0; |
|
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653 SDL_modelist[i] = NULL; |
|
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|
654 } |
|
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655 if (SDL_getenv("SDL_FB_BROKEN_MODES") != NULL) { |
|
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656 FB_AddMode(this, current_index, current_w, current_h, 0); |
|
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|
657 } else if (modesdb) { |
|
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658 while (read_fbmodes_mode(modesdb, &vinfo)) { |
|
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659 for (i = 0; i < NUM_MODELISTS; ++i) { |
|
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|
660 unsigned int w, h; |
|
1215
d082d2d66ec8
Added support for parsing /etc/fb.modes, based on Stephane Marchesin's patch
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|
661 |
|
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662 /* See if we are querying for the current mode */ |
|
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663 w = vinfo.xres; |
|
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664 h = vinfo.yres; |
|
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665 if (i == current_index) { |
|
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666 if ((current_w > w) || (current_h > h)) { |
|
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|
667 /* Only check once */ |
|
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668 FB_AddMode(this, i, current_w, current_h, 0); |
|
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|
669 current_index = -1; |
|
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|
670 } |
|
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671 } |
|
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|
672 if (FB_CheckMode(this, &vinfo, i, &w, &h)) { |
|
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673 FB_AddMode(this, i, w, h, 0); |
|
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674 } |
|
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|
675 } |
|
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|
676 } |
|
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677 fclose(modesdb); |
|
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|
678 FB_SortModes(this); |
|
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679 } else { |
|
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680 for (i = 0; i < NUM_MODELISTS; ++i) { |
|
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681 for (j = 0; j < (sizeof(checkres) / sizeof(checkres[0])); ++j) { |
|
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682 unsigned int w, h; |
| 0 | 683 |
|
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|
684 /* See if we are querying for the current mode */ |
|
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685 w = checkres[j].w; |
|
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686 h = checkres[j].h; |
|
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687 if (i == current_index) { |
|
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688 if ((current_w > w) || (current_h > h)) { |
|
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|
689 /* Only check once */ |
|
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690 FB_AddMode(this, i, current_w, current_h, 0); |
|
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691 current_index = -1; |
|
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692 } |
|
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693 } |
|
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694 if (FB_CheckMode(this, &vinfo, i, &w, &h)) { |
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695 FB_AddMode(this, i, w, h, 1); |
|
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696 } |
|
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697 } |
|
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698 } |
|
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699 } |
| 0 | 700 |
|
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|
701 /* Fill in our hardware acceleration capabilities */ |
|
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|
702 this->info.current_w = current_w; |
|
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|
703 this->info.current_h = current_h; |
|
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|
704 this->info.wm_available = 0; |
|
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|
705 this->info.hw_available = 1; |
|
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|
706 this->info.video_mem = finfo.smem_len / 1024; |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
707 if (mapped_io) { |
|
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|
708 switch (finfo.accel) { |
|
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|
709 case FB_ACCEL_MATROX_MGA2064W: |
|
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|
710 case FB_ACCEL_MATROX_MGA1064SG: |
|
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|
711 case FB_ACCEL_MATROX_MGA2164W: |
|
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|
712 case FB_ACCEL_MATROX_MGA2164W_AGP: |
|
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713 case FB_ACCEL_MATROX_MGAG100: |
|
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|
714 /*case FB_ACCEL_MATROX_MGAG200: G200 acceleration broken! */ |
|
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|
715 case FB_ACCEL_MATROX_MGAG400: |
| 0 | 716 #ifdef FBACCEL_DEBUG |
|
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717 printf("Matrox hardware accelerator!\n"); |
| 0 | 718 #endif |
|
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|
719 FB_MatroxAccel(this, finfo.accel); |
|
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|
720 break; |
|
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|
721 case FB_ACCEL_3DFX_BANSHEE: |
| 0 | 722 #ifdef FBACCEL_DEBUG |
|
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|
723 printf("3DFX hardware accelerator!\n"); |
| 0 | 724 #endif |
|
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|
725 FB_3DfxAccel(this, finfo.accel); |
|
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|
726 break; |
|
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|
727 case FB_ACCEL_NV3: |
|
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|
728 case FB_ACCEL_NV4: |
|
133
5d4bafca35cd
Added support for hardware accelerated NVidia driver on framebuffer console
Sam Lantinga <slouken@libsdl.org>
parents:
106
diff
changeset
|
729 #ifdef FBACCEL_DEBUG |
|
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|
730 printf("NVidia hardware accelerator!\n"); |
|
133
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Added support for hardware accelerated NVidia driver on framebuffer console
Sam Lantinga <slouken@libsdl.org>
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106
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|
731 #endif |
|
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|
732 FB_RivaAccel(this, finfo.accel); |
|
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Sam Lantinga <slouken@libsdl.org>
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|
733 break; |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
734 default: |
| 0 | 735 #ifdef FBACCEL_DEBUG |
|
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|
736 printf("Unknown hardware accelerator.\n"); |
| 0 | 737 #endif |
|
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changeset
|
738 break; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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changeset
|
739 } |
|
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Sam Lantinga <slouken@libsdl.org>
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|
740 } |
| 0 | 741 |
|
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|
742 /* Enable mouse and keyboard support */ |
|
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|
743 if (FB_OpenKeyboard(this) < 0) { |
|
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|
744 FB_VideoQuit(this); |
|
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Sam Lantinga <slouken@libsdl.org>
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|
745 return (-1); |
|
782fd950bd46
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Sam Lantinga <slouken@libsdl.org>
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|
746 } |
|
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|
747 if (FB_OpenMouse(this) < 0) { |
|
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Sam Lantinga <slouken@libsdl.org>
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changeset
|
748 const char *sdl_nomouse; |
| 0 | 749 |
|
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|
750 sdl_nomouse = SDL_getenv("SDL_NOMOUSE"); |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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changeset
|
751 if (!sdl_nomouse) { |
|
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|
752 SDL_SetError("Unable to open mouse"); |
|
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|
753 FB_VideoQuit(this); |
|
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Sam Lantinga <slouken@libsdl.org>
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|
754 return (-1); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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changeset
|
755 } |
|
782fd950bd46
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Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
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|
756 } |
| 0 | 757 |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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changeset
|
758 /* We're done! */ |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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|
759 return (0); |
| 0 | 760 } |
| 761 | |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
762 static SDL_Rect ** |
|
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|
763 FB_ListModes(_THIS, SDL_PixelFormat * format, Uint32 flags) |
| 0 | 764 { |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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changeset
|
765 return (SDL_modelist[((format->BitsPerPixel + 7) / 8) - 1]); |
| 0 | 766 } |
| 767 | |
| 768 /* Various screen update functions available */ | |
|
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|
769 static void FB_DirectUpdate(_THIS, int numrects, SDL_Rect * rects); |
| 0 | 770 #ifdef VGA16_FBCON_SUPPORT |
|
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|
771 static void FB_VGA16Update(_THIS, int numrects, SDL_Rect * rects); |
| 0 | 772 #endif |
| 773 | |
| 774 #ifdef FBCON_DEBUG | |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
775 static void |
|
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|
776 print_vinfo(struct fb_var_screeninfo *vinfo) |
| 0 | 777 { |
|
1668
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|
778 fprintf(stderr, "Printing vinfo:\n"); |
|
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|
779 fprintf(stderr, "\txres: %d\n", vinfo->xres); |
|
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|
780 fprintf(stderr, "\tyres: %d\n", vinfo->yres); |
|
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|
781 fprintf(stderr, "\txres_virtual: %d\n", vinfo->xres_virtual); |
|
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|
782 fprintf(stderr, "\tyres_virtual: %d\n", vinfo->yres_virtual); |
|
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|
783 fprintf(stderr, "\txoffset: %d\n", vinfo->xoffset); |
|
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|
784 fprintf(stderr, "\tyoffset: %d\n", vinfo->yoffset); |
|
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|
785 fprintf(stderr, "\tbits_per_pixel: %d\n", vinfo->bits_per_pixel); |
|
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|
786 fprintf(stderr, "\tgrayscale: %d\n", vinfo->grayscale); |
|
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|
787 fprintf(stderr, "\tnonstd: %d\n", vinfo->nonstd); |
|
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|
788 fprintf(stderr, "\tactivate: %d\n", vinfo->activate); |
|
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|
789 fprintf(stderr, "\theight: %d\n", vinfo->height); |
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790 fprintf(stderr, "\twidth: %d\n", vinfo->width); |
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791 fprintf(stderr, "\taccel_flags: %d\n", vinfo->accel_flags); |
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792 fprintf(stderr, "\tpixclock: %d\n", vinfo->pixclock); |
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793 fprintf(stderr, "\tleft_margin: %d\n", vinfo->left_margin); |
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794 fprintf(stderr, "\tright_margin: %d\n", vinfo->right_margin); |
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795 fprintf(stderr, "\tupper_margin: %d\n", vinfo->upper_margin); |
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796 fprintf(stderr, "\tlower_margin: %d\n", vinfo->lower_margin); |
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797 fprintf(stderr, "\thsync_len: %d\n", vinfo->hsync_len); |
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798 fprintf(stderr, "\tvsync_len: %d\n", vinfo->vsync_len); |
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799 fprintf(stderr, "\tsync: %d\n", vinfo->sync); |
|
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|
800 fprintf(stderr, "\tvmode: %d\n", vinfo->vmode); |
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801 fprintf(stderr, "\tred: %d/%d\n", vinfo->red.length, vinfo->red.offset); |
|
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802 fprintf(stderr, "\tgreen: %d/%d\n", vinfo->green.length, |
|
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|
803 vinfo->green.offset); |
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|
804 fprintf(stderr, "\tblue: %d/%d\n", vinfo->blue.length, |
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805 vinfo->blue.offset); |
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806 fprintf(stderr, "\talpha: %d/%d\n", vinfo->transp.length, |
|
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|
807 vinfo->transp.offset); |
| 0 | 808 } |
|
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|
809 static void |
|
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810 print_finfo(struct fb_fix_screeninfo *finfo) |
| 0 | 811 { |
|
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|
812 fprintf(stderr, "Printing finfo:\n"); |
|
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|
813 fprintf(stderr, "\tsmem_start = %p\n", (char *) finfo->smem_start); |
|
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814 fprintf(stderr, "\tsmem_len = %d\n", finfo->smem_len); |
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|
815 fprintf(stderr, "\ttype = %d\n", finfo->type); |
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816 fprintf(stderr, "\ttype_aux = %d\n", finfo->type_aux); |
|
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817 fprintf(stderr, "\tvisual = %d\n", finfo->visual); |
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818 fprintf(stderr, "\txpanstep = %d\n", finfo->xpanstep); |
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|
819 fprintf(stderr, "\typanstep = %d\n", finfo->ypanstep); |
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820 fprintf(stderr, "\tywrapstep = %d\n", finfo->ywrapstep); |
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821 fprintf(stderr, "\tline_length = %d\n", finfo->line_length); |
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822 fprintf(stderr, "\tmmio_start = %p\n", (char *) finfo->mmio_start); |
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823 fprintf(stderr, "\tmmio_len = %d\n", finfo->mmio_len); |
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824 fprintf(stderr, "\taccel = %d\n", finfo->accel); |
| 0 | 825 } |
| 826 #endif | |
| 827 | |
|
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828 static int |
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829 choose_fbmodes_mode(struct fb_var_screeninfo *vinfo) |
| 0 | 830 { |
|
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831 int matched; |
|
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832 FILE *modesdb; |
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833 struct fb_var_screeninfo cinfo; |
| 0 | 834 |
|
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835 matched = 0; |
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836 modesdb = fopen(FB_MODES_DB, "r"); |
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837 if (modesdb) { |
|
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838 /* Parse the mode definition file */ |
|
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839 while (read_fbmodes_mode(modesdb, &cinfo)) { |
|
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840 if ((vinfo->xres == cinfo.xres && vinfo->yres == cinfo.yres) |
|
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841 && (!matched |
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842 || (vinfo->bits_per_pixel == cinfo.bits_per_pixel))) { |
|
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843 vinfo->pixclock = cinfo.pixclock; |
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844 vinfo->left_margin = cinfo.left_margin; |
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845 vinfo->right_margin = cinfo.right_margin; |
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846 vinfo->upper_margin = cinfo.upper_margin; |
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847 vinfo->lower_margin = cinfo.lower_margin; |
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848 vinfo->hsync_len = cinfo.hsync_len; |
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849 vinfo->vsync_len = cinfo.vsync_len; |
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850 if (matched) { |
|
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851 break; |
|
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852 } |
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853 matched = 1; |
|
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854 } |
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855 } |
|
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856 fclose(modesdb); |
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857 } |
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858 return (matched); |
| 0 | 859 } |
| 860 | |
|
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861 static int |
|
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862 choose_vesa_mode(struct fb_var_screeninfo *vinfo) |
| 0 | 863 { |
|
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864 int matched; |
|
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|
865 int i; |
| 0 | 866 |
|
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867 /* Check for VESA timings */ |
|
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868 matched = 0; |
|
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869 for (i = 0; i < (sizeof(vesa_timings) / sizeof(vesa_timings[0])); ++i) { |
|
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870 if ((vinfo->xres == vesa_timings[i].xres) && |
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871 (vinfo->yres == vesa_timings[i].yres)) { |
| 0 | 872 #ifdef FBCON_DEBUG |
|
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873 fprintf(stderr, "Using VESA timings for %dx%d\n", |
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874 vinfo->xres, vinfo->yres); |
| 0 | 875 #endif |
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876 if (vesa_timings[i].pixclock) { |
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877 vinfo->pixclock = vesa_timings[i].pixclock; |
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|
878 } |
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879 vinfo->left_margin = vesa_timings[i].left; |
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880 vinfo->right_margin = vesa_timings[i].right; |
|
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881 vinfo->upper_margin = vesa_timings[i].upper; |
|
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882 vinfo->lower_margin = vesa_timings[i].lower; |
|
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883 vinfo->hsync_len = vesa_timings[i].hslen; |
|
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884 vinfo->vsync_len = vesa_timings[i].vslen; |
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885 vinfo->sync = vesa_timings[i].sync; |
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886 vinfo->vmode = vesa_timings[i].vmode; |
|
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887 matched = 1; |
|
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888 break; |
|
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889 } |
|
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890 } |
|
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891 return (matched); |
| 0 | 892 } |
| 893 | |
| 894 #ifdef VGA16_FBCON_SUPPORT | |
|
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|
895 static SDL_Surface * |
|
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896 FB_SetVGA16Mode(_THIS, SDL_Surface * current, |
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897 int width, int height, int bpp, Uint32 flags) |
| 0 | 898 { |
|
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899 struct fb_fix_screeninfo finfo; |
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|
900 struct fb_var_screeninfo vinfo; |
| 0 | 901 |
|
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|
902 /* Set the terminal into graphics mode */ |
|
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903 if (FB_EnterGraphicsMode(this) < 0) { |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
904 return (NULL); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
905 } |
| 0 | 906 |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
907 /* Restore the original palette */ |
|
1668
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|
908 FB_RestorePalette(this); |
| 0 | 909 |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
910 /* Set the video mode and get the final screen format */ |
|
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|
911 if (ioctl(console_fd, FBIOGET_VSCREENINFO, &vinfo) < 0) { |
|
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|
912 SDL_SetError("Couldn't get console screen info"); |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
913 return (NULL); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
914 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
915 cache_vinfo = vinfo; |
| 0 | 916 #ifdef FBCON_DEBUG |
|
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|
917 fprintf(stderr, "Printing actual vinfo:\n"); |
|
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|
918 print_vinfo(&vinfo); |
| 0 | 919 #endif |
|
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|
920 if (!SDL_ReallocFormat(current, bpp, 0, 0, 0, 0)) { |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
921 return (NULL); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
922 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
923 current->format->palette->ncolors = 16; |
| 0 | 924 |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
925 /* Get the fixed information about the console hardware. |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
926 This is necessary since finfo.line_length changes. |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
927 */ |
|
1668
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changeset
|
928 if (ioctl(console_fd, FBIOGET_FSCREENINFO, &finfo) < 0) { |
|
4da1ee79c9af
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changeset
|
929 SDL_SetError("Couldn't get console hardware info"); |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
930 return (NULL); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
931 } |
| 0 | 932 #ifdef FBCON_DEBUG |
|
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|
933 fprintf(stderr, "Printing actual finfo:\n"); |
|
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diff
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|
934 print_finfo(&finfo); |
| 0 | 935 #endif |
| 936 | |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
937 /* Save hardware palette, if needed */ |
|
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|
938 FB_SavePalette(this, &finfo, &vinfo); |
| 0 | 939 |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
940 /* Set up the new mode framebuffer */ |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
941 current->flags = SDL_FULLSCREEN; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
942 current->w = vinfo.xres; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
943 current->h = vinfo.yres; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
944 current->pitch = current->w; |
|
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|
945 current->pixels = SDL_malloc(current->h * current->pitch); |
| 0 | 946 |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
947 /* Set the update rectangle function */ |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
948 this->UpdateRects = FB_VGA16Update; |
| 0 | 949 |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
950 /* We're done */ |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
951 return (current); |
| 0 | 952 } |
| 953 #endif /* VGA16_FBCON_SUPPORT */ | |
| 954 | |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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changeset
|
955 static SDL_Surface * |
|
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|
956 FB_SetVideoMode(_THIS, SDL_Surface * current, |
|
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|
957 int width, int height, int bpp, Uint32 flags) |
| 0 | 958 { |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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changeset
|
959 struct fb_fix_screeninfo finfo; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
960 struct fb_var_screeninfo vinfo; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
961 int i; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
962 Uint32 Rmask; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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changeset
|
963 Uint32 Gmask; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
964 Uint32 Bmask; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
965 char *surfaces_mem; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
966 int surfaces_len; |
| 0 | 967 |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
968 /* Set the terminal into graphics mode */ |
|
1668
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changeset
|
969 if (FB_EnterGraphicsMode(this) < 0) { |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
970 return (NULL); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
971 } |
| 0 | 972 |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
973 /* Restore the original palette */ |
|
1668
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changeset
|
974 FB_RestorePalette(this); |
| 0 | 975 |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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changeset
|
976 /* Set the video mode and get the final screen format */ |
|
1668
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|
977 if (ioctl(console_fd, FBIOGET_VSCREENINFO, &vinfo) < 0) { |
|
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|
978 SDL_SetError("Couldn't get console screen info"); |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
979 return (NULL); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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changeset
|
980 } |
| 0 | 981 #ifdef FBCON_DEBUG |
|
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|
982 fprintf(stderr, "Printing original vinfo:\n"); |
|
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changeset
|
983 print_vinfo(&vinfo); |
| 0 | 984 #endif |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
985 if ((vinfo.xres != width) || (vinfo.yres != height) || |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
986 (vinfo.bits_per_pixel != bpp) || (flags & SDL_DOUBLEBUF)) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
987 vinfo.activate = FB_ACTIVATE_NOW; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
988 vinfo.accel_flags = 0; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
989 vinfo.bits_per_pixel = bpp; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
990 vinfo.xres = width; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
991 vinfo.xres_virtual = width; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
992 vinfo.yres = height; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
993 if (flags & SDL_DOUBLEBUF) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
994 vinfo.yres_virtual = height * 2; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
995 } else { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
996 vinfo.yres_virtual = height; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
997 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
998 vinfo.xoffset = 0; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
999 vinfo.yoffset = 0; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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diff
changeset
|
1000 vinfo.red.length = vinfo.red.offset = 0; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
1001 vinfo.green.length = vinfo.green.offset = 0; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1002 vinfo.blue.length = vinfo.blue.offset = 0; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1003 vinfo.transp.length = vinfo.transp.offset = 0; |
|
1668
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|
1004 if (!choose_fbmodes_mode(&vinfo)) { |
|
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changeset
|
1005 choose_vesa_mode(&vinfo); |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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1659
diff
changeset
|
1006 } |
| 0 | 1007 #ifdef FBCON_DEBUG |
|
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|
1008 fprintf(stderr, "Printing wanted vinfo:\n"); |
|
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|
1009 print_vinfo(&vinfo); |
| 0 | 1010 #endif |
|
1668
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|
1011 if (ioctl(console_fd, FBIOPUT_VSCREENINFO, &vinfo) < 0) { |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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changeset
|
1012 vinfo.yres_virtual = height; |
|
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|
1013 if (ioctl(console_fd, FBIOPUT_VSCREENINFO, &vinfo) < 0) { |
|
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|
1014 SDL_SetError("Couldn't set console screen info"); |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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diff
changeset
|
1015 return (NULL); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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changeset
|
1016 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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changeset
|
1017 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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changeset
|
1018 } else { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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changeset
|
1019 int maxheight; |
| 0 | 1020 |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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diff
changeset
|
1021 /* Figure out how much video memory is available */ |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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changeset
|
1022 if (flags & SDL_DOUBLEBUF) { |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1023 maxheight = height * 2; |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1024 } else { |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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diff
changeset
|
1025 maxheight = height; |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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diff
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|
1026 } |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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diff
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|
1027 if (vinfo.yres_virtual > maxheight) { |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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parents:
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diff
changeset
|
1028 vinfo.yres_virtual = maxheight; |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1029 } |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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diff
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|
1030 } |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
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|
1031 cache_vinfo = vinfo; |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1032 #ifdef FBCON_DEBUG |
|
1668
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|
1033 fprintf(stderr, "Printing actual vinfo:\n"); |
|
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|
1034 print_vinfo(&vinfo); |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1035 #endif |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1036 Rmask = 0; |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
1037 for (i = 0; i < vinfo.red.length; ++i) { |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
1038 Rmask <<= 1; |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
1039 Rmask |= (0x00000001 << vinfo.red.offset); |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
1040 } |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1041 Gmask = 0; |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1042 for (i = 0; i < vinfo.green.length; ++i) { |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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changeset
|
1043 Gmask <<= 1; |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1044 Gmask |= (0x00000001 << vinfo.green.offset); |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
1045 } |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1046 Bmask = 0; |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
1047 for (i = 0; i < vinfo.blue.length; ++i) { |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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|
1048 Bmask <<= 1; |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
1049 Bmask |= (0x00000001 << vinfo.blue.offset); |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
1050 } |
|
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|
1051 if (!SDL_ReallocFormat(current, vinfo.bits_per_pixel, |
|
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|
1052 Rmask, Gmask, Bmask, 0)) { |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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changeset
|
1053 return (NULL); |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1054 } |
| 0 | 1055 |
|
1662
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Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
1056 /* Get the fixed information about the console hardware. |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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diff
changeset
|
1057 This is necessary since finfo.line_length changes. |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
1058 */ |
|
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|
1059 if (ioctl(console_fd, FBIOGET_FSCREENINFO, &finfo) < 0) { |
|
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|
1060 SDL_SetError("Couldn't get console hardware info"); |
|
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changeset
|
1061 return (NULL); |
|
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|
1062 } |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1063 |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
1064 /* Save hardware palette, if needed */ |
|
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|
1065 FB_SavePalette(this, &finfo, &vinfo); |
| 0 | 1066 |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
1067 /* Set up the new mode framebuffer */ |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
1068 current->flags = (SDL_FULLSCREEN | SDL_HWSURFACE); |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
1069 current->w = vinfo.xres; |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
1070 current->h = vinfo.yres; |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
1071 current->pitch = finfo.line_length; |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1072 current->pixels = mapped_mem + mapped_offset; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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changeset
|
1073 |
|
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|
1074 /* Set up the information for hardware surfaces */ |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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changeset
|
1075 surfaces_mem = (char *) current->pixels + |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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changeset
|
1076 vinfo.yres_virtual * current->pitch; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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changeset
|
1077 surfaces_len = (mapped_memlen - (surfaces_mem - mapped_mem)); |
|
1668
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|
1078 FB_FreeHWSurfaces(this); |
|
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|
1079 FB_InitHWSurfaces(this, current, surfaces_mem, surfaces_len); |
|
106
63ec24e0575f
Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents:
91
diff
changeset
|
1080 |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1081 /* Let the application know we have a hardware palette */ |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1082 switch (finfo.visual) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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parents:
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changeset
|
1083 case FB_VISUAL_PSEUDOCOLOR: |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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changeset
|
1084 current->flags |= SDL_HWPALETTE; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
1085 break; |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1086 default: |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1087 break; |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1088 } |
| 0 | 1089 |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1090 /* Update for double-buffering, if we can */ |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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changeset
|
1091 if (flags & SDL_DOUBLEBUF) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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|
1092 if (vinfo.yres_virtual == (height * 2)) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
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changeset
|
1093 current->flags |= SDL_DOUBLEBUF; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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|
1094 flip_page = 0; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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changeset
|
1095 flip_address[0] = (char *) current->pixels; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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|
1096 flip_address[1] = (char *) current->pixels + |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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changeset
|
1097 current->h * current->pitch; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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diff
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|
1098 this->screen = current; |
|
1668
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|
1099 FB_FlipHWSurface(this, current); |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
1100 this->screen = NULL; |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1101 } |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
1102 } |
| 0 | 1103 |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
1104 /* Set the update rectangle function */ |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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changeset
|
1105 this->UpdateRects = FB_DirectUpdate; |
| 0 | 1106 |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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changeset
|
1107 /* We're done */ |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1108 return (current); |
| 0 | 1109 } |
| 1110 | |
| 1111 #ifdef FBCON_DEBUG | |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
1112 void |
|
1668
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|
1113 FB_DumpHWSurfaces(_THIS) |
| 0 | 1114 { |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
1115 vidmem_bucket *bucket; |
| 0 | 1116 |
|
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|
1117 printf("Memory left: %d (%d total)\n", surfaces_memleft, |
|
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|
1118 surfaces_memtotal); |
|
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|
1119 printf("\n"); |
|
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changeset
|
1120 printf(" Base Size\n"); |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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diff
changeset
|
1121 for (bucket = &surfaces; bucket; bucket = bucket->next) { |
|
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|
1122 printf("Bucket: %p, %d (%s)\n", bucket->base, bucket->size, |
|
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|
1123 bucket->used ? "used" : "free"); |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
1124 if (bucket->prev) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
1125 if (bucket->base != bucket->prev->base + bucket->prev->size) { |
|
1668
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|
1126 printf("Warning, corrupt bucket list! (prev)\n"); |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
1127 } |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
1128 } else { |
|
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|
1129 if (bucket != &surfaces) { |
|
1668
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more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
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diff
changeset
|
1130 printf("Warning, corrupt bucket list! (!prev)\n"); |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1131 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1132 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1133 if (bucket->next) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1134 if (bucket->next->base != bucket->base + bucket->size) { |
|
1668
4da1ee79c9af
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Sam Lantinga <slouken@libsdl.org>
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1662
diff
changeset
|
1135 printf("Warning, corrupt bucket list! (next)\n"); |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1136 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1137 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1138 } |
|
1668
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Sam Lantinga <slouken@libsdl.org>
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diff
changeset
|
1139 printf("\n"); |
| 0 | 1140 } |
| 1141 #endif | |
| 1142 | |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1143 static int |
|
1668
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Sam Lantinga <slouken@libsdl.org>
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changeset
|
1144 FB_InitHWSurfaces(_THIS, SDL_Surface * screen, char *base, int size) |
| 0 | 1145 { |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1146 vidmem_bucket *bucket; |
|
106
63ec24e0575f
Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents:
91
diff
changeset
|
1147 |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1148 surfaces_memtotal = size; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1149 surfaces_memleft = size; |
|
106
63ec24e0575f
Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents:
91
diff
changeset
|
1150 |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1151 if (surfaces_memleft > 0) { |
|
1668
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changeset
|
1152 bucket = (vidmem_bucket *) SDL_malloc(sizeof(*bucket)); |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1153 if (bucket == NULL) { |
|
1668
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Sam Lantinga <slouken@libsdl.org>
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1662
diff
changeset
|
1154 SDL_OutOfMemory(); |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1155 return (-1); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1156 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1157 bucket->prev = &surfaces; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1158 bucket->used = 0; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1159 bucket->dirty = 0; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1160 bucket->base = base; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1161 bucket->size = size; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1162 bucket->next = NULL; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1163 } else { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1164 bucket = NULL; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1165 } |
|
106
63ec24e0575f
Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents:
91
diff
changeset
|
1166 |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1167 surfaces.prev = NULL; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1168 surfaces.used = 1; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1169 surfaces.dirty = 0; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1170 surfaces.base = screen->pixels; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1171 surfaces.size = (unsigned int) ((long) base - (long) surfaces.base); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1172 surfaces.next = bucket; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1173 screen->hwdata = (struct private_hwdata *) &surfaces; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1174 return (0); |
| 0 | 1175 } |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1176 static void |
|
1668
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Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1177 FB_FreeHWSurfaces(_THIS) |
| 0 | 1178 { |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1179 vidmem_bucket *bucket, *freeable; |
| 0 | 1180 |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1181 bucket = surfaces.next; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1182 while (bucket) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1183 freeable = bucket; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1184 bucket = bucket->next; |
|
1668
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Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1185 SDL_free(freeable); |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1186 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1187 surfaces.next = NULL; |
| 0 | 1188 } |
| 1189 | |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1190 static int |
|
1668
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Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1191 FB_AllocHWSurface(_THIS, SDL_Surface * surface) |
| 0 | 1192 { |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1193 vidmem_bucket *bucket; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1194 int size; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1195 int extra; |
| 0 | 1196 |
| 1197 /* Temporarily, we only allow surfaces the same width as display. | |
| 1198 Some blitters require the pitch between two hardware surfaces | |
| 1199 to be the same. Others have interesting alignment restrictions. | |
| 1200 Until someone who knows these details looks at the code... | |
| 1201 */ | |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1202 if (surface->pitch > SDL_VideoSurface->pitch) { |
|
1668
4da1ee79c9af
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Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1203 SDL_SetError("Surface requested wider than screen"); |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1204 return (-1); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1205 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1206 surface->pitch = SDL_VideoSurface->pitch; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1207 size = surface->h * surface->pitch; |
| 0 | 1208 #ifdef FBCON_DEBUG |
|
1668
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more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1209 fprintf(stderr, "Allocating bucket of %d bytes\n", size); |
| 0 | 1210 #endif |
| 1211 | |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1212 /* Quick check for available mem */ |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1213 if (size > surfaces_memleft) { |
|
1668
4da1ee79c9af
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Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1214 SDL_SetError("Not enough video memory"); |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1215 return (-1); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1216 } |
| 0 | 1217 |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1218 /* Search for an empty bucket big enough */ |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1219 for (bucket = &surfaces; bucket; bucket = bucket->next) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1220 if (!bucket->used && (size <= bucket->size)) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1221 break; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1222 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1223 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1224 if (bucket == NULL) { |
|
1668
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Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1225 SDL_SetError("Video memory too fragmented"); |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1226 return (-1); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1227 } |
| 0 | 1228 |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1229 /* Create a new bucket for left-over memory */ |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1230 extra = (bucket->size - size); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1231 if (extra) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1232 vidmem_bucket *newbucket; |
| 0 | 1233 |
| 1234 #ifdef FBCON_DEBUG | |
|
1668
4da1ee79c9af
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Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1235 fprintf(stderr, "Adding new free bucket of %d bytes\n", extra); |
| 0 | 1236 #endif |
|
1668
4da1ee79c9af
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Sam Lantinga <slouken@libsdl.org>
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1662
diff
changeset
|
1237 newbucket = (vidmem_bucket *) SDL_malloc(sizeof(*newbucket)); |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1238 if (newbucket == NULL) { |
|
1668
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more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
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1662
diff
changeset
|
1239 SDL_OutOfMemory(); |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1240 return (-1); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1241 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1242 newbucket->prev = bucket; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1243 newbucket->used = 0; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1244 newbucket->base = bucket->base + size; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1245 newbucket->size = extra; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1246 newbucket->next = bucket->next; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1247 if (bucket->next) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1248 bucket->next->prev = newbucket; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1249 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1250 bucket->next = newbucket; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1251 } |
| 0 | 1252 |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1253 /* Set the current bucket values and return it! */ |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1254 bucket->used = 1; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1255 bucket->size = size; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1256 bucket->dirty = 0; |
| 0 | 1257 #ifdef FBCON_DEBUG |
|
1668
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1258 fprintf(stderr, "Allocated %d bytes at %p\n", bucket->size, bucket->base); |
| 0 | 1259 #endif |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1260 surfaces_memleft -= size; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1261 surface->flags |= SDL_HWSURFACE; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1262 surface->pixels = bucket->base; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1263 surface->hwdata = (struct private_hwdata *) bucket; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1264 return (0); |
| 0 | 1265 } |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1266 static void |
|
1668
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1267 FB_FreeHWSurface(_THIS, SDL_Surface * surface) |
| 0 | 1268 { |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1269 vidmem_bucket *bucket, *freeable; |
| 0 | 1270 |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1271 /* Look for the bucket in the current list */ |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1272 for (bucket = &surfaces; bucket; bucket = bucket->next) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1273 if (bucket == (vidmem_bucket *) surface->hwdata) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1274 break; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1275 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1276 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1277 if (bucket && bucket->used) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1278 /* Add the memory back to the total */ |
|
106
63ec24e0575f
Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents:
91
diff
changeset
|
1279 #ifdef DGA_DEBUG |
|
1668
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1280 printf("Freeing bucket of %d bytes\n", bucket->size); |
| 0 | 1281 #endif |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1282 surfaces_memleft += bucket->size; |
| 0 | 1283 |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1284 /* Can we merge the space with surrounding buckets? */ |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1285 bucket->used = 0; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1286 if (bucket->next && !bucket->next->used) { |
|
106
63ec24e0575f
Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents:
91
diff
changeset
|
1287 #ifdef DGA_DEBUG |
|
1668
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1288 printf("Merging with next bucket, for %d total bytes\n", |
|
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1289 bucket->size + bucket->next->size); |
| 0 | 1290 #endif |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1291 freeable = bucket->next; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1292 bucket->size += bucket->next->size; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1293 bucket->next = bucket->next->next; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1294 if (bucket->next) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1295 bucket->next->prev = bucket; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1296 } |
|
1668
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1297 SDL_free(freeable); |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1298 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1299 if (bucket->prev && !bucket->prev->used) { |
|
106
63ec24e0575f
Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents:
91
diff
changeset
|
1300 #ifdef DGA_DEBUG |
|
1668
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1301 printf("Merging with previous bucket, for %d total bytes\n", |
|
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1302 bucket->prev->size + bucket->size); |
| 0 | 1303 #endif |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1304 freeable = bucket; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1305 bucket->prev->size += bucket->size; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1306 bucket->prev->next = bucket->next; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1307 if (bucket->next) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1308 bucket->next->prev = bucket->prev; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1309 } |
|
1668
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1310 SDL_free(freeable); |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1311 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1312 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1313 surface->pixels = NULL; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1314 surface->hwdata = NULL; |
| 0 | 1315 } |
|
1585
980d2a0dc2a3
Date: Tue, 4 Mar 2003 15:05:31 -0800
Sam Lantinga <slouken@libsdl.org>
parents:
1545
diff
changeset
|
1316 |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1317 static int |
|
1668
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1318 FB_LockHWSurface(_THIS, SDL_Surface * surface) |
| 0 | 1319 { |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1320 if (switched_away) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1321 return -2; /* no hardware access */ |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1322 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1323 if (surface == this->screen) { |
|
1668
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1324 SDL_mutexP(hw_lock); |
|
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1325 if (FB_IsSurfaceBusy(surface)) { |
|
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1326 FB_WaitBusySurfaces(this); |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1327 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1328 } else { |
|
1668
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1329 if (FB_IsSurfaceBusy(surface)) { |
|
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1330 FB_WaitBusySurfaces(this); |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1331 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1332 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1333 return (0); |
| 0 | 1334 } |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1335 static void |
|
1668
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1336 FB_UnlockHWSurface(_THIS, SDL_Surface * surface) |
| 0 | 1337 { |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1338 if (surface == this->screen) { |
|
1668
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1339 SDL_mutexV(hw_lock); |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1340 } |
| 0 | 1341 } |
| 1342 | |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1343 static void |
|
1668
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1344 FB_WaitVBL(_THIS) |
| 0 | 1345 { |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1346 #ifdef FBIOWAITRETRACE /* Heheh, this didn't make it into the main kernel */ |
|
1668
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1347 ioctl(console_fd, FBIOWAITRETRACE, 0); |
| 0 | 1348 #endif |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1349 return; |
| 0 | 1350 } |
| 1351 | |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1352 static void |
|
1668
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1353 FB_WaitIdle(_THIS) |
|
106
63ec24e0575f
Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents:
91
diff
changeset
|
1354 { |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1355 return; |
|
106
63ec24e0575f
Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents:
91
diff
changeset
|
1356 } |
|
63ec24e0575f
Merged DGA video surface handling improvements, unified locking code.
Sam Lantinga <slouken@lokigames.com>
parents:
91
diff
changeset
|
1357 |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1358 static int |
|
1668
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1359 FB_FlipHWSurface(_THIS, SDL_Surface * surface) |
| 0 | 1360 { |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1361 if (switched_away) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1362 return -2; /* no hardware access */ |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1363 } |
| 1659 | 1364 |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1365 /* Wait for vertical retrace and then flip display */ |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1366 cache_vinfo.yoffset = flip_page * surface->h; |
|
1668
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1367 if (FB_IsSurfaceBusy(this->screen)) { |
|
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1368 FB_WaitBusySurfaces(this); |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1369 } |
|
1668
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1370 wait_vbl(this); |
|
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1371 if (ioctl(console_fd, FBIOPAN_DISPLAY, &cache_vinfo) < 0) { |
|
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1372 SDL_SetError("ioctl(FBIOPAN_DISPLAY) failed"); |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1373 return (-1); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1374 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1375 flip_page = !flip_page; |
| 0 | 1376 |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1377 surface->pixels = flip_address[flip_page]; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1378 return (0); |
| 0 | 1379 } |
| 1380 | |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1381 static void |
|
1668
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1382 FB_DirectUpdate(_THIS, int numrects, SDL_Rect * rects) |
| 0 | 1383 { |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1384 /* The application is already updating the visible video memory */ |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1385 return; |
| 0 | 1386 } |
| 1387 | |
| 1388 #ifdef VGA16_FBCON_SUPPORT | |
| 1389 /* Code adapted with thanks from the XFree86 VGA16 driver! :) */ | |
| 1390 #define writeGr(index, value) \ | |
| 1391 outb(index, 0x3CE); \ | |
| 1392 outb(value, 0x3CF); | |
| 1393 #define writeSeq(index, value) \ | |
| 1394 outb(index, 0x3C4); \ | |
| 1395 outb(value, 0x3C5); | |
| 1396 | |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1397 static void |
|
1668
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1398 FB_VGA16Update(_THIS, int numrects, SDL_Rect * rects) |
| 0 | 1399 { |
| 1400 SDL_Surface *screen; | |
| 1401 int width, height, FBPitch, left, i, j, SRCPitch, phase; | |
| 1402 register Uint32 m; | |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1403 Uint8 s1, s2, s3, s4; |
| 0 | 1404 Uint32 *src, *srcPtr; |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1405 Uint8 *dst, *dstPtr; |
| 0 | 1406 |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1407 if (switched_away) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1408 return; /* no hardware access */ |
| 1659 | 1409 } |
| 1410 | |
| 0 | 1411 screen = this->screen; |
| 1412 FBPitch = screen->w >> 3; | |
| 1413 SRCPitch = screen->pitch >> 2; | |
| 1414 | |
|
1668
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1415 writeGr(0x03, 0x00); |
|
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1416 writeGr(0x05, 0x00); |
|
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1417 writeGr(0x01, 0x00); |
|
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1418 writeGr(0x08, 0xFF); |
| 0 | 1419 |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1420 while (numrects--) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1421 left = rects->x & ~7; |
| 0 | 1422 width = (rects->w + 7) >> 3; |
| 1423 height = rects->h; | |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1424 src = (Uint32 *) screen->pixels + (rects->y * SRCPitch) + (left >> 2); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1425 dst = (Uint8 *) mapped_mem + (rects->y * FBPitch) + (left >> 3); |
| 0 | 1426 |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1427 if ((phase = (long) dst & 3L)) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1428 phase = 4 - phase; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1429 if (phase > width) |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1430 phase = width; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1431 width -= phase; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1432 } |
| 0 | 1433 |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1434 while (height--) { |
|
1668
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1435 writeSeq(0x02, 1 << 0); |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1436 dstPtr = dst; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1437 srcPtr = src; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1438 i = width; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1439 j = phase; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1440 while (j--) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1441 m = (srcPtr[1] & 0x01010101) | ((srcPtr[0] & 0x01010101) |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1442 << 4); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1443 *dstPtr++ = (m >> 24) | (m >> 15) | (m >> 6) | (m << 3); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1444 srcPtr += 2; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1445 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1446 while (i >= 4) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1447 m = (srcPtr[1] & 0x01010101) | ((srcPtr[0] & 0x01010101) |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1448 << 4); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1449 s1 = (m >> 24) | (m >> 15) | (m >> 6) | (m << 3); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1450 m = (srcPtr[3] & 0x01010101) | ((srcPtr[2] & 0x01010101) |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1451 << 4); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1452 s2 = (m >> 24) | (m >> 15) | (m >> 6) | (m << 3); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1453 m = (srcPtr[5] & 0x01010101) | ((srcPtr[4] & 0x01010101) |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1454 << 4); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1455 s3 = (m >> 24) | (m >> 15) | (m >> 6) | (m << 3); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1456 m = (srcPtr[7] & 0x01010101) | ((srcPtr[6] & 0x01010101) |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1457 << 4); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1458 s4 = (m >> 24) | (m >> 15) | (m >> 6) | (m << 3); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1459 *((Uint32 *) dstPtr) = |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1460 s1 | (s2 << 8) | (s3 << 16) | (s4 << 24); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1461 srcPtr += 8; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1462 dstPtr += 4; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1463 i -= 4; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1464 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1465 while (i--) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1466 m = (srcPtr[1] & 0x01010101) | ((srcPtr[0] & 0x01010101) |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1467 << 4); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1468 *dstPtr++ = (m >> 24) | (m >> 15) | (m >> 6) | (m << 3); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1469 srcPtr += 2; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1470 } |
| 0 | 1471 |
|
1668
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1472 writeSeq(0x02, 1 << 1); |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1473 dstPtr = dst; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1474 srcPtr = src; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1475 i = width; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1476 j = phase; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1477 while (j--) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1478 m = (srcPtr[1] & 0x02020202) | ((srcPtr[0] & 0x02020202) |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1479 << 4); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1480 *dstPtr++ = (m >> 25) | (m >> 16) | (m >> 7) | (m << 2); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1481 srcPtr += 2; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1482 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1483 while (i >= 4) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1484 m = (srcPtr[1] & 0x02020202) | ((srcPtr[0] & 0x02020202) |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1485 << 4); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1486 s1 = (m >> 25) | (m >> 16) | (m >> 7) | (m << 2); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1487 m = (srcPtr[3] & 0x02020202) | ((srcPtr[2] & 0x02020202) |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1488 << 4); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1489 s2 = (m >> 25) | (m >> 16) | (m >> 7) | (m << 2); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1490 m = (srcPtr[5] & 0x02020202) | ((srcPtr[4] & 0x02020202) |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1491 << 4); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1492 s3 = (m >> 25) | (m >> 16) | (m >> 7) | (m << 2); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1493 m = (srcPtr[7] & 0x02020202) | ((srcPtr[6] & 0x02020202) |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1494 << 4); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1495 s4 = (m >> 25) | (m >> 16) | (m >> 7) | (m << 2); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1496 *((Uint32 *) dstPtr) = |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1497 s1 | (s2 << 8) | (s3 << 16) | (s4 << 24); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1498 srcPtr += 8; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1499 dstPtr += 4; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1500 i -= 4; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1501 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1502 while (i--) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1503 m = (srcPtr[1] & 0x02020202) | ((srcPtr[0] & 0x02020202) |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1504 << 4); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1505 *dstPtr++ = (m >> 25) | (m >> 16) | (m >> 7) | (m << 2); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1506 srcPtr += 2; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1507 } |
| 0 | 1508 |
|
1668
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1509 writeSeq(0x02, 1 << 2); |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1510 dstPtr = dst; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1511 srcPtr = src; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1512 i = width; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1513 j = phase; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1514 while (j--) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1515 m = (srcPtr[1] & 0x04040404) | ((srcPtr[0] & 0x04040404) |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1516 << 4); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1517 *dstPtr++ = (m >> 26) | (m >> 17) | (m >> 8) | (m << 1); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1518 srcPtr += 2; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1519 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1520 while (i >= 4) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1521 m = (srcPtr[1] & 0x04040404) | ((srcPtr[0] & 0x04040404) |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1522 << 4); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1523 s1 = (m >> 26) | (m >> 17) | (m >> 8) | (m << 1); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1524 m = (srcPtr[3] & 0x04040404) | ((srcPtr[2] & 0x04040404) |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1525 << 4); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1526 s2 = (m >> 26) | (m >> 17) | (m >> 8) | (m << 1); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1527 m = (srcPtr[5] & 0x04040404) | ((srcPtr[4] & 0x04040404) |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1528 << 4); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1529 s3 = (m >> 26) | (m >> 17) | (m >> 8) | (m << 1); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1530 m = (srcPtr[7] & 0x04040404) | ((srcPtr[6] & 0x04040404) |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1531 << 4); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1532 s4 = (m >> 26) | (m >> 17) | (m >> 8) | (m << 1); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1533 *((Uint32 *) dstPtr) = |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1534 s1 | (s2 << 8) | (s3 << 16) | (s4 << 24); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1535 srcPtr += 8; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1536 dstPtr += 4; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1537 i -= 4; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1538 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1539 while (i--) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1540 m = (srcPtr[1] & 0x04040404) | ((srcPtr[0] & 0x04040404) |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1541 << 4); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1542 *dstPtr++ = (m >> 26) | (m >> 17) | (m >> 8) | (m << 1); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1543 srcPtr += 2; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1544 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1545 |
|
1668
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1546 writeSeq(0x02, 1 << 3); |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1547 dstPtr = dst; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1548 srcPtr = src; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1549 i = width; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1550 j = phase; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1551 while (j--) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1552 m = (srcPtr[1] & 0x08080808) | ((srcPtr[0] & 0x08080808) |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1553 << 4); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1554 *dstPtr++ = (m >> 27) | (m >> 18) | (m >> 9) | m; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1555 srcPtr += 2; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1556 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1557 while (i >= 4) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1558 m = (srcPtr[1] & 0x08080808) | ((srcPtr[0] & 0x08080808) |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1559 << 4); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1560 s1 = (m >> 27) | (m >> 18) | (m >> 9) | m; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1561 m = (srcPtr[3] & 0x08080808) | ((srcPtr[2] & 0x08080808) |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1562 << 4); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1563 s2 = (m >> 27) | (m >> 18) | (m >> 9) | m; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1564 m = (srcPtr[5] & 0x08080808) | ((srcPtr[4] & 0x08080808) |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1565 << 4); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1566 s3 = (m >> 27) | (m >> 18) | (m >> 9) | m; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1567 m = (srcPtr[7] & 0x08080808) | ((srcPtr[6] & 0x08080808) |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1568 << 4); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1569 s4 = (m >> 27) | (m >> 18) | (m >> 9) | m; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1570 *((Uint32 *) dstPtr) = |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1571 s1 | (s2 << 8) | (s3 << 16) | (s4 << 24); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1572 srcPtr += 8; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1573 dstPtr += 4; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1574 i -= 4; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1575 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1576 while (i--) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1577 m = (srcPtr[1] & 0x08080808) | ((srcPtr[0] & 0x08080808) |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1578 << 4); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1579 *dstPtr++ = (m >> 27) | (m >> 18) | (m >> 9) | m; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1580 srcPtr += 2; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1581 } |
| 0 | 1582 |
| 1583 dst += FBPitch; | |
| 1584 src += SRCPitch; | |
| 1585 } | |
| 1586 rects++; | |
| 1587 } | |
| 1588 } | |
| 1589 #endif /* VGA16_FBCON_SUPPORT */ | |
| 1590 | |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1591 void |
|
1668
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changeset
|
1592 FB_SavePaletteTo(_THIS, int palette_len, __u16 * area) |
| 0 | 1593 { |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1594 struct fb_cmap cmap; |
| 0 | 1595 |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1596 cmap.start = 0; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1597 cmap.len = palette_len; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1598 cmap.red = &area[0 * palette_len]; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1599 cmap.green = &area[1 * palette_len]; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1600 cmap.blue = &area[2 * palette_len]; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1601 cmap.transp = NULL; |
|
1668
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|
1602 ioctl(console_fd, FBIOGETCMAP, &cmap); |
| 0 | 1603 } |
| 1604 | |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1605 void |
|
1668
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changeset
|
1606 FB_RestorePaletteFrom(_THIS, int palette_len, __u16 * area) |
| 0 | 1607 { |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1608 struct fb_cmap cmap; |
| 0 | 1609 |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1610 cmap.start = 0; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1611 cmap.len = palette_len; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1612 cmap.red = &area[0 * palette_len]; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1613 cmap.green = &area[1 * palette_len]; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1614 cmap.blue = &area[2 * palette_len]; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1615 cmap.transp = NULL; |
|
1668
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|
1616 ioctl(console_fd, FBIOPUTCMAP, &cmap); |
| 0 | 1617 } |
| 1618 | |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1619 static void |
|
1668
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|
1620 FB_SavePalette(_THIS, struct fb_fix_screeninfo *finfo, |
|
4da1ee79c9af
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Sam Lantinga <slouken@libsdl.org>
parents:
1662
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changeset
|
1621 struct fb_var_screeninfo *vinfo) |
| 0 | 1622 { |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1623 int i; |
| 0 | 1624 |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1625 /* Save hardware palette, if needed */ |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1626 if (finfo->visual == FB_VISUAL_PSEUDOCOLOR) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1627 saved_cmaplen = 1 << vinfo->bits_per_pixel; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1628 saved_cmap = |
|
1668
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1662
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|
1629 (__u16 *) SDL_malloc(3 * saved_cmaplen * sizeof(*saved_cmap)); |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1630 if (saved_cmap != NULL) { |
|
1668
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Sam Lantinga <slouken@libsdl.org>
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|
1631 FB_SavePaletteTo(this, saved_cmaplen, saved_cmap); |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1632 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1633 } |
| 0 | 1634 |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1635 /* Added support for FB_VISUAL_DIRECTCOLOR. |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1636 With this mode pixel information is passed through the palette... |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1637 Neat fading and gamma correction effects can be had by simply |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1638 fooling around with the palette instead of changing the pixel |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1639 values themselves... Very neat! |
| 0 | 1640 |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1641 Adam Meyerowitz 1/19/2000 |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1642 ameyerow@optonline.com |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1643 */ |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1644 if (finfo->visual == FB_VISUAL_DIRECTCOLOR) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1645 __u16 new_entries[3 * 256]; |
| 0 | 1646 |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1647 /* Save the colormap */ |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1648 saved_cmaplen = 256; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1649 saved_cmap = |
|
1668
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parents:
1662
diff
changeset
|
1650 (__u16 *) SDL_malloc(3 * saved_cmaplen * sizeof(*saved_cmap)); |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1651 if (saved_cmap != NULL) { |
|
1668
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Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
1652 FB_SavePaletteTo(this, saved_cmaplen, saved_cmap); |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1653 } |
| 0 | 1654 |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1655 /* Allocate new identity colormap */ |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1656 for (i = 0; i < 256; ++i) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1657 new_entries[(0 * 256) + i] = |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1658 new_entries[(1 * 256) + i] = |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1659 new_entries[(2 * 256) + i] = (i << 8) | i; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1660 } |
|
1668
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1661 FB_RestorePaletteFrom(this, 256, new_entries); |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1662 } |
| 0 | 1663 } |
| 1664 | |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1665 static void |
|
1668
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parents:
1662
diff
changeset
|
1666 FB_RestorePalette(_THIS) |
| 0 | 1667 { |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1668 /* Restore the original palette */ |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1669 if (saved_cmap) { |
|
1668
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Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1670 FB_RestorePaletteFrom(this, saved_cmaplen, saved_cmap); |
|
4da1ee79c9af
more tweaking indent options
Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1671 SDL_free(saved_cmap); |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1672 saved_cmap = NULL; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1673 } |
| 0 | 1674 } |
| 1675 | |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1676 static int |
|
1668
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changeset
|
1677 FB_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color * colors) |
| 0 | 1678 { |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1679 int i; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1680 __u16 r[256]; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1681 __u16 g[256]; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1682 __u16 b[256]; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1683 struct fb_cmap cmap; |
| 0 | 1684 |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1685 /* Set up the colormap */ |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1686 for (i = 0; i < ncolors; i++) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1687 r[i] = colors[i].r << 8; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1688 g[i] = colors[i].g << 8; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1689 b[i] = colors[i].b << 8; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1690 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1691 cmap.start = firstcolor; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1692 cmap.len = ncolors; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1693 cmap.red = r; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1694 cmap.green = g; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1695 cmap.blue = b; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1696 cmap.transp = NULL; |
| 0 | 1697 |
|
1668
4da1ee79c9af
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1662
diff
changeset
|
1698 if ((ioctl(console_fd, FBIOPUTCMAP, &cmap) < 0) || |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1699 !(this->screen->flags & SDL_HWPALETTE)) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1700 colors = this->screen->format->palette->colors; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1701 ncolors = this->screen->format->palette->ncolors; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1702 cmap.start = 0; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1703 cmap.len = ncolors; |
|
1668
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1662
diff
changeset
|
1704 SDL_memset(r, 0, sizeof(r)); |
|
4da1ee79c9af
more tweaking indent options
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1662
diff
changeset
|
1705 SDL_memset(g, 0, sizeof(g)); |
|
4da1ee79c9af
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Sam Lantinga <slouken@libsdl.org>
parents:
1662
diff
changeset
|
1706 SDL_memset(b, 0, sizeof(b)); |
|
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1707 if (ioctl(console_fd, FBIOGETCMAP, &cmap) == 0) { |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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diff
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|
1708 for (i = ncolors - 1; i >= 0; --i) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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diff
changeset
|
1709 colors[i].r = (r[i] >> 8); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1710 colors[i].g = (g[i] >> 8); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
changeset
|
1711 colors[i].b = (b[i] >> 8); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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diff
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|
1712 } |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1713 } |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
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|
1714 return (0); |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1715 } |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1716 return (1); |
| 0 | 1717 } |
| 1718 | |
| 1719 /* Note: If we are terminated, this could be called in the middle of | |
| 1720 another SDL video routine -- notably UpdateRects. | |
| 1721 */ | |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1722 static void |
|
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1723 FB_VideoQuit(_THIS) |
| 0 | 1724 { |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1725 int i, j; |
| 0 | 1726 |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1727 if (this->screen) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1728 /* Clear screen and tell SDL not to free the pixels */ |
|
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1729 if (this->screen->pixels && FB_InGraphicsMode(this)) { |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1730 #if defined(__powerpc__) || defined(__ia64__) /* SIGBUS when using SDL_memset() ?? */ |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1731 Uint8 *rowp = (Uint8 *) this->screen->pixels; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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|
1732 int left = this->screen->pitch * this->screen->h; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
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|
1733 while (left--) { |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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changeset
|
1734 *rowp++ = 0; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1735 } |
| 0 | 1736 #else |
|
1668
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1737 SDL_memset(this->screen->pixels, 0, |
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|
1738 this->screen->h * this->screen->pitch); |
| 0 | 1739 #endif |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1740 } |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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changeset
|
1741 /* This test fails when using the VGA16 shadow memory */ |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
1742 if (((char *) this->screen->pixels >= mapped_mem) && |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
1743 ((char *) this->screen->pixels < (mapped_mem + mapped_memlen))) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
1744 this->screen->pixels = NULL; |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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changeset
|
1745 } |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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diff
changeset
|
1746 } |
| 0 | 1747 |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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diff
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|
1748 /* Clear the lock mutex */ |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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diff
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|
1749 if (hw_lock) { |
|
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|
1750 SDL_DestroyMutex(hw_lock); |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
1751 hw_lock = NULL; |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1752 } |
| 0 | 1753 |
|
1662
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Sam Lantinga <slouken@libsdl.org>
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|
1754 /* Clean up defined video modes */ |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
1755 for (i = 0; i < NUM_MODELISTS; ++i) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
parents:
1659
diff
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|
1756 if (SDL_modelist[i] != NULL) { |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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diff
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|
1757 for (j = 0; SDL_modelist[i][j]; ++j) { |
|
1668
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|
1758 SDL_free(SDL_modelist[i][j]); |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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diff
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|
1759 } |
|
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|
1760 SDL_free(SDL_modelist[i]); |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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diff
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|
1761 SDL_modelist[i] = NULL; |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
1762 } |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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diff
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|
1763 } |
| 0 | 1764 |
|
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Sam Lantinga <slouken@libsdl.org>
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|
1765 /* Clean up the memory bucket list */ |
|
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|
1766 FB_FreeHWSurfaces(this); |
| 0 | 1767 |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1768 /* Close console and input file descriptors */ |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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diff
changeset
|
1769 if (console_fd > 0) { |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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parents:
1659
diff
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|
1770 /* Unmap the video framebuffer and I/O registers */ |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1771 if (mapped_mem) { |
|
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|
1772 munmap(mapped_mem, mapped_memlen); |
|
1662
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Sam Lantinga <slouken@libsdl.org>
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diff
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|
1773 mapped_mem = NULL; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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|
1774 } |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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diff
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|
1775 if (mapped_io) { |
|
1668
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|
1776 munmap(mapped_io, mapped_iolen); |
|
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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diff
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|
1777 mapped_io = NULL; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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1659
diff
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|
1778 } |
| 0 | 1779 |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1780 /* Restore the original video mode and palette */ |
|
1668
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|
1781 if (FB_InGraphicsMode(this)) { |
|
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|
1782 FB_RestorePalette(this); |
|
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|
1783 ioctl(console_fd, FBIOPUT_VSCREENINFO, &saved_vinfo); |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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1659
diff
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|
1784 } |
| 0 | 1785 |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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1659
diff
changeset
|
1786 /* We're all done with the framebuffer */ |
|
1668
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|
1787 close(console_fd); |
|
1662
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Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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1659
diff
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|
1788 console_fd = -1; |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
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1659
diff
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|
1789 } |
|
1668
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|
1790 FB_CloseMouse(this); |
|
4da1ee79c9af
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|
1791 FB_CloseKeyboard(this); |
| 0 | 1792 } |
|
1662
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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|
1793 |
|
782fd950bd46
Revamp of the video system in progress - adding support for multiple displays, multiple windows, and a full video mode selection API.
Sam Lantinga <slouken@libsdl.org>
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1659
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|
1794 /* vi: set ts=4 sw=4 expandtab: */ |