Mercurial > sdl-ios-xcode

annotate src/video/vgl/SDL_vglvideo.c @ 1642:f1211a4b7380

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Fixed bug #189 Clip the overlay destination rectangle to the screen area on X11
author Sam Lantinga <slouken@libsdl.org>
date Mon, 17 Apr 2006 05:38:33 +0000
parents 57431b199aed
children 782fd950bd46 c121d94672cb a1b03ba2fcd0
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2006 Sam Lantinga
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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.
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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.
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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
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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"
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23
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24 /* libvga based SDL video driver implementation.
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25 */
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26
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27 #include <err.h>
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28 #include <osreldate.h>
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29 #include <unistd.h>
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30 #include <sys/stat.h>
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31
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32 #include <sys/fbio.h>
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33 #include <sys/consio.h>
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34 #include <sys/kbio.h>
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35 #include <vgl.h>
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36
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37 #include "SDL_video.h"
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38 #include "SDL_mouse.h"
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39 #include "../SDL_sysvideo.h"
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40 #include "../SDL_pixels_c.h"
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41 #include "../../events/SDL_events_c.h"
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42 #include "SDL_vglvideo.h"
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43 #include "SDL_vglevents_c.h"
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44 #include "SDL_vglmouse_c.h"
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45
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46
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47 /* Initialization/Query functions */
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48 static int VGL_VideoInit(_THIS, SDL_PixelFormat *vformat);
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49 static SDL_Rect **VGL_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags);
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50 static SDL_Surface *VGL_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags);
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51 static int VGL_SetColors(_THIS, int firstcolor, int ncolors,
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52 SDL_Color *colors);
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53 static void VGL_VideoQuit(_THIS);
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54
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55 /* Hardware surface functions */
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56 static int VGL_AllocHWSurface(_THIS, SDL_Surface *surface);
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57 static int VGL_LockHWSurface(_THIS, SDL_Surface *surface);
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58 static int VGL_FlipHWSurface(_THIS, SDL_Surface *surface);
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59 static void VGL_UnlockHWSurface(_THIS, SDL_Surface *surface);
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60 static void VGL_FreeHWSurface(_THIS, SDL_Surface *surface);
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61
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62 /* Misc function */
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63 static VGLMode ** VGLListModes(int depth, int mem_model);
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64 static void VGLWaitRetrace(void);
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65
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66 /* VGL driver bootstrap functions */
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67
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68 static int VGL_Available(void)
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69 {
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70 /*
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71 * Check to see if we are root and stdin is a
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72 * virtual console. Also try to ensure that
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73 * modes other than 320x200 are available
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74 */
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75 int console, hires_available, i;
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76 VGLMode **modes;
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77
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78 console = STDIN_FILENO;
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79 if ( console >= 0 ) {
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80 struct stat sb;
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81 struct vt_mode dummy;
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82
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83 if ( (fstat(console, &sb) < 0) ||
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84 (ioctl(console, VT_GETMODE, &dummy) < 0) ) {
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85 console = -1;
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86 }
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87 }
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88 if (geteuid() != 0 && console == -1)
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89 return 0;
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90
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91 modes = VGLListModes(8, V_INFO_MM_DIRECT | V_INFO_MM_PACKED);
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92 hires_available = 0;
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93 for (i = 0; modes[i] != NULL; i++) {
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94 if ((modes[i]->ModeInfo.Xsize > 320) &&
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95 (modes[i]->ModeInfo.Ysize > 200) &&
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96 ((modes[i]->ModeInfo.Type == VIDBUF8) ||
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97 (modes[i]->ModeInfo.Type == VIDBUF16) ||
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98 (modes[i]->ModeInfo.Type == VIDBUF32))) {
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99 hires_available = 1;
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100 break;
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101 }
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102 }
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103 return hires_available;
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104 }
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105
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106 static void VGL_DeleteDevice(SDL_VideoDevice *device)
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107 {
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108 SDL_free(device->hidden);
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109 SDL_free(device);
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110 }
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111
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112 static SDL_VideoDevice *VGL_CreateDevice(int devindex)
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113 {
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114 SDL_VideoDevice *device;
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115
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116 /* Initialize all variables that we clean on shutdown */
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117 device = (SDL_VideoDevice *)SDL_malloc(sizeof(SDL_VideoDevice));
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118 if ( device ) {
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119 SDL_memset(device, 0, (sizeof *device));
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120 device->hidden = (struct SDL_PrivateVideoData *)
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121 SDL_malloc((sizeof *device->hidden));
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122 }
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123 if ( (device == NULL) || (device->hidden == NULL) ) {
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124 SDL_OutOfMemory();
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125 if ( device ) {
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126 SDL_free(device);
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127 }
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128 return(0);
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129 }
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130 SDL_memset(device->hidden, 0, (sizeof *device->hidden));
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131
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132 /* Set the function pointers */
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133 device->VideoInit = VGL_VideoInit;
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134 device->ListModes = VGL_ListModes;
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135 device->SetVideoMode = VGL_SetVideoMode;
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136 device->SetColors = VGL_SetColors;
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137 device->UpdateRects = NULL;
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138 device->VideoQuit = VGL_VideoQuit;
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139 device->AllocHWSurface = VGL_AllocHWSurface;
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140 device->CheckHWBlit = NULL;
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141 device->FillHWRect = NULL;
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parents:
diff changeset
142 device->SetHWColorKey = NULL;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
143 device->SetHWAlpha = NULL;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
144 device->LockHWSurface = VGL_LockHWSurface;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
145 device->UnlockHWSurface = VGL_UnlockHWSurface;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
146 device->FlipHWSurface = VGL_FlipHWSurface;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
147 device->FreeHWSurface = VGL_FreeHWSurface;
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parents:
diff changeset
148 device->SetIcon = NULL;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
149 device->SetCaption = NULL;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
150 device->GetWMInfo = NULL;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
151 device->FreeWMCursor = VGL_FreeWMCursor;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
152 device->CreateWMCursor = VGL_CreateWMCursor;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
153 device->ShowWMCursor = VGL_ShowWMCursor;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
154 device->WarpWMCursor = VGL_WarpWMCursor;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
155 device->InitOSKeymap = VGL_InitOSKeymap;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
156 device->PumpEvents = VGL_PumpEvents;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
157
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
158 device->free = VGL_DeleteDevice;
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parents:
diff changeset
159
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parents:
diff changeset
160 return device;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
161 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
162
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
163 VideoBootStrap VGL_bootstrap = {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
164 "vgl", "FreeBSD libVGL",
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parents:
diff changeset
165 VGL_Available, VGL_CreateDevice
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
166 };
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
167
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
168 static int VGL_AddMode(_THIS, VGLMode *inmode)
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
169 {
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parents:
diff changeset
170 SDL_Rect *mode;
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parents:
diff changeset
171
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parents:
diff changeset
172 int i, index;
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parents:
diff changeset
173 int next_mode;
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parents:
diff changeset
174
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
175 /* Check to see if we already have this mode */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
176 if (inmode->Depth < 8) { /* Not supported */
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parents:
diff changeset
177 return 0;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
178 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
179 index = ((inmode->Depth + 7) / 8) - 1;
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parents:
diff changeset
180 for (i=0; i<SDL_nummodes[index]; ++i) {
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parents:
diff changeset
181 mode = SDL_modelist[index][i];
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parents:
diff changeset
182 if ((mode->w == inmode->ModeInfo.Xsize) &&
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
183 (mode->h == inmode->ModeInfo.Ysize))
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parents:
diff changeset
184 return 0;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
185 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
186
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parents:
diff changeset
187 /* Set up the new video mode rectangle */
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
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parents: 1312
diff changeset
188 mode = (SDL_Rect *)SDL_malloc(sizeof *mode);
75
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parents:
diff changeset
189 if (mode == NULL) {
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parents:
diff changeset
190 SDL_OutOfMemory();
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parents:
diff changeset
191 return -1;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
192 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
193 mode->x = 0;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
194 mode->y = 0;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
195 mode->w = inmode->ModeInfo.Xsize;
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parents:
diff changeset
196 mode->h = inmode->ModeInfo.Ysize;
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parents:
diff changeset
197
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parents:
diff changeset
198 /* Allocate the new list of modes, and fill in the new mode */
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diff changeset
199 next_mode = SDL_nummodes[index];
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parents:
diff changeset
200 SDL_modelist[index] = (SDL_Rect **)
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
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parents: 1312
diff changeset
201 SDL_realloc(SDL_modelist[index], (1+next_mode+1)*sizeof(SDL_Rect *));
75
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parents:
diff changeset
202 if (SDL_modelist[index] == NULL) {
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parents:
diff changeset
203 SDL_OutOfMemory();
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parents:
diff changeset
204 SDL_nummodes[index] = 0;
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
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parents: 1312
diff changeset
205 SDL_free(mode);
75
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parents:
diff changeset
206 return -1;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
207 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
208 SDL_modelist[index][next_mode] = mode;
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parents:
diff changeset
209 SDL_modelist[index][next_mode+1] = NULL;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
210 SDL_nummodes[index]++;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
211
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parents:
diff changeset
212 return 0;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
213 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
214
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
215 static void VGL_UpdateVideoInfo(_THIS)
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parents:
diff changeset
216 {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
217 this->info.wm_available = 0;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
218 this->info.hw_available = 1;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
219 this->info.video_mem = 0;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
220 if (VGLCurMode == NULL) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
221 return;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
222 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
223 if (VGLCurMode->ModeInfo.PixelBytes > 0) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
224 this->info.video_mem = VGLCurMode->ModeInfo.PixelBytes *
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
225 VGLCurMode->ModeInfo.Xsize *
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
226 VGLCurMode->ModeInfo.Ysize;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
227 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
228 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
229
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
230 int VGL_VideoInit(_THIS, SDL_PixelFormat *vformat)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
231 {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
232 int i;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
233 int total_modes;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
234 VGLMode **modes;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
235
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
236 /* Initialize all variables that we clean on shutdown */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
237 for ( i=0; i<NUM_MODELISTS; ++i ) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
238 SDL_nummodes[i] = 0;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
239 SDL_modelist[i] = NULL;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
240 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
241
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
242 /* Enable mouse and keyboard support */
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
243 if (SDL_getenv("SDL_NO_RAWKBD") == NULL) {
75
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
244 if (VGLKeyboardInit(VGL_CODEKEYS) != 0) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
245 SDL_SetError("Unable to initialize keyboard");
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
246 return -1;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
247 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
248 } else {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
249 warnx("Requiest to put keyboard into a raw mode ignored");
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
250 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
251 if (VGL_initkeymaps(STDIN_FILENO) != 0) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
252 SDL_SetError("Unable to initialize keymap");
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
253 return -1;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
254 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
255 if (VGL_initmouse(STDIN_FILENO) != 0) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
256 SDL_SetError("Unable to initialize mouse");
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
257 return -1;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
258 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
259
1545
8d9bb0cf2c2a Added current_w and current_h to the SDL_VideoInfo structure, which is set to the desktop resolution during video intialization, and then set to the current resolution when a video mode is set.
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
260 /* Determine the current screen size */
8d9bb0cf2c2a Added current_w and current_h to the SDL_VideoInfo structure, which is set to the desktop resolution during video intialization, and then set to the current resolution when a video mode is set.
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
261 if (VGLCurMode != NULL) {
8d9bb0cf2c2a Added current_w and current_h to the SDL_VideoInfo structure, which is set to the desktop resolution during video intialization, and then set to the current resolution when a video mode is set.
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
262 this->info.current_w = VGLCurMode->ModeInfo.Xsize;
8d9bb0cf2c2a Added current_w and current_h to the SDL_VideoInfo structure, which is set to the desktop resolution during video intialization, and then set to the current resolution when a video mode is set.
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
263 this->info.current_h = VGLCurMode->ModeInfo.Ysize;
8d9bb0cf2c2a Added current_w and current_h to the SDL_VideoInfo structure, which is set to the desktop resolution during video intialization, and then set to the current resolution when a video mode is set.
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
264 }
8d9bb0cf2c2a Added current_w and current_h to the SDL_VideoInfo structure, which is set to the desktop resolution during video intialization, and then set to the current resolution when a video mode is set.
Sam Lantinga <slouken@libsdl.org>
parents: 1402
diff changeset
265
75
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
266 /* Determine the screen depth */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
267 if (VGLCurMode != NULL)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
268 vformat->BitsPerPixel = VGLCurMode->Depth;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
269 else
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
270 vformat->BitsPerPixel = 16; /* Good default */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
271
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
272 /* Query for the list of available video modes */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
273 total_modes = 0;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
274 modes = VGLListModes(-1, V_INFO_MM_DIRECT | V_INFO_MM_PACKED);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
275 for (i = 0; modes[i] != NULL; i++) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
276 if ((modes[i]->ModeInfo.Type == VIDBUF8) ||
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
277 (modes[i]->ModeInfo.Type == VIDBUF16) ||
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
278 (modes[i]->ModeInfo.Type == VIDBUF32)) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
279 VGL_AddMode(this, modes[i]);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
280 total_modes++;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
281 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
282 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
283 if (total_modes == 0) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
284 SDL_SetError("No linear video modes available");
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
285 return -1;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
286 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
287
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
288 /* Fill in our hardware acceleration capabilities */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
289 VGL_UpdateVideoInfo(this);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
290
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
291 /* Create the hardware surface lock mutex */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
292 hw_lock = SDL_CreateMutex();
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
293 if (hw_lock == NULL) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
294 SDL_SetError("Unable to create lock mutex");
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
295 VGL_VideoQuit(this);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
296 return -1;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
297 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
298
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
299 /* We're done! */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
300 return 0;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
301 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
302
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
303 SDL_Rect **VGL_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
304 {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
305 return SDL_modelist[((format->BitsPerPixel+7)/8)-1];
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
306 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
307
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
308 /* Various screen update functions available */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
309 static void VGL_DirectUpdate(_THIS, int numrects, SDL_Rect *rects);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
310 static void VGL_BankedUpdate(_THIS, int numrects, SDL_Rect *rects);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
311
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
312 SDL_Surface *VGL_SetVideoMode(_THIS, SDL_Surface *current,
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
313 int width, int height, int bpp, Uint32 flags)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
314 {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
315 int mode_found;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
316 int i;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
317 VGLMode **modes;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
318
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
319 modes = VGLListModes(bpp, V_INFO_MM_DIRECT | V_INFO_MM_PACKED);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
320 mode_found = 0;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
321 for (i = 0; modes[i] != NULL; i++) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
322 if ((modes[i]->ModeInfo.Xsize == width) &&
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
323 (modes[i]->ModeInfo.Ysize == height) &&
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
324 ((modes[i]->ModeInfo.Type == VIDBUF8) ||
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
325 (modes[i]->ModeInfo.Type == VIDBUF16) ||
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
326 (modes[i]->ModeInfo.Type == VIDBUF32))) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
327 mode_found = 1;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
328 break;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
329 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
330 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
331 if (mode_found == 0) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
332 SDL_SetError("No matching video mode found");
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
333 return NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
334 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
335
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
336 /* Shutdown previous videomode (if any) */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
337 if (VGLCurMode != NULL)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
338 VGLEnd();
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
339
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
340 /* Try to set the requested linear video mode */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
341 if (VGLInit(modes[i]->ModeId) != 0) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
342 SDL_SetError("Unable to switch to requested mode");
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
343 return NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
344 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
345
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
346 VGLCurMode = SDL_realloc(VGLCurMode, sizeof(VGLMode));
75
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
347 VGLCurMode->ModeInfo = *VGLDisplay;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
348 VGLCurMode->Depth = modes[i]->Depth;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
349 VGLCurMode->ModeId = modes[i]->ModeId;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
350 VGLCurMode->Rmask = modes[i]->Rmask;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
351 VGLCurMode->Gmask = modes[i]->Gmask;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
352 VGLCurMode->Bmask = modes[i]->Bmask;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
353
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
354 /* Workaround a bug in libvgl */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
355 if (VGLCurMode->ModeInfo.PixelBytes == 0)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
356 (VGLCurMode->ModeInfo.PixelBytes = 1);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
357
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
358 current->w = VGLCurMode->ModeInfo.Xsize;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
359 current->h = VGLCurMode->ModeInfo.Ysize;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
360 current->pixels = VGLCurMode->ModeInfo.Bitmap;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
361 current->pitch = VGLCurMode->ModeInfo.Xsize *
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
362 VGLCurMode->ModeInfo.PixelBytes;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
363 current->flags = (SDL_FULLSCREEN | SDL_HWSURFACE);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
364
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
365 /* Check if we are in a pseudo-color mode */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
366 if (VGLCurMode->ModeInfo.Type == VIDBUF8)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
367 current->flags |= SDL_HWPALETTE;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
368
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
369 /* Check if we can do doublebuffering */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
370 if (flags & SDL_DOUBLEBUF) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
371 if (VGLCurMode->ModeInfo.Xsize * 2 <=
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
372 VGLCurMode->ModeInfo.VYsize) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
373 current->flags |= SDL_DOUBLEBUF;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
374 flip_page = 0;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
375 flip_address[0] = (byte *)current->pixels;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
376 flip_address[1] = (byte *)current->pixels +
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
377 current->h * current->pitch;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
378 VGL_FlipHWSurface(this, current);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
379 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
380 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
381
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
382 if (! SDL_ReallocFormat(current, modes[i]->Depth, VGLCurMode->Rmask,
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
383 VGLCurMode->Gmask, VGLCurMode->Bmask, 0)) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
384 return NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
385 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
386
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
387 /* Update hardware acceleration info */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
388 VGL_UpdateVideoInfo(this);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
389
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
390 /* Set the blit function */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
391 this->UpdateRects = VGL_DirectUpdate;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
392
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
393 /* We're done */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
394 return current;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
395 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
396
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
397 /* We don't actually allow hardware surfaces other than the main one */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
398 static int VGL_AllocHWSurface(_THIS, SDL_Surface *surface)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
399 {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
400 return -1;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
401 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
402 static void VGL_FreeHWSurface(_THIS, SDL_Surface *surface)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
403 {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
404 return;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
405 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
406
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
407 /* We need to wait for vertical retrace on page flipped displays */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
408 static int VGL_LockHWSurface(_THIS, SDL_Surface *surface)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
409 {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
410 if (surface == SDL_VideoSurface) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
411 SDL_mutexP(hw_lock);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
412 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
413 return 0;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
414 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
415 static void VGL_UnlockHWSurface(_THIS, SDL_Surface *surface)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
416 {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
417 if (surface == SDL_VideoSurface) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
418 SDL_mutexV(hw_lock);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
419 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
420 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
421
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
422 static int VGL_FlipHWSurface(_THIS, SDL_Surface *surface)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
423 {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
424 // VGLWaitRetrace();
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
425 if (VGLPanScreen(VGLDisplay, 0, flip_page * surface->h) < 0) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
426 SDL_SetError("VGLPanSreen() failed");
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
427 return -1;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
428 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
429
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
430 flip_page = !flip_page;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
431 surface->pixels = flip_address[flip_page];
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
432
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
433 return 0;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
434 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
435
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
436 static void VGL_DirectUpdate(_THIS, int numrects, SDL_Rect *rects)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
437 {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
438 return;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
439 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
440
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
441 static void VGL_BankedUpdate(_THIS, int numrects, SDL_Rect *rects)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
442 {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
443 return;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
444 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
445
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
446 int VGL_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
447 {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
448 int i;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
449
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
450 for(i = 0; i < ncolors; i++) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
451 VGLSetPaletteIndex(firstcolor + i,
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
452 colors[i].r>>2,
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
453 colors[i].g>>2,
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
454 colors[i].b>>2);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
455 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
456 return 1;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
457 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
458
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
459 /* Note: If we are terminated, this could be called in the middle of
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
460 another SDL video routine -- notably UpdateRects.
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
461 */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
462 void VGL_VideoQuit(_THIS)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
463 {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
464 int i, j;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
465
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
466 /* Return the keyboard to the normal state */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
467 VGLKeyboardEnd();
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
468
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
469 /* Reset the console video mode if we actually initialised one */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
470 if (VGLCurMode != NULL) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
471 VGLEnd();
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
472 SDL_free(VGLCurMode);
75
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
473 VGLCurMode = NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
474 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
475
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
476 /* Clear the lock mutex */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
477 if (hw_lock != NULL) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
478 SDL_DestroyMutex(hw_lock);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
479 hw_lock = NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
480 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
481
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
482 /* Free video mode lists */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
483 for (i = 0; i < NUM_MODELISTS; i++) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
484 if (SDL_modelist[i] != NULL) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
485 for (j = 0; SDL_modelist[i][j] != NULL; ++j) {
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
486 SDL_free(SDL_modelist[i][j]);
75
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
487 }
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
488 SDL_free(SDL_modelist[i]);
75
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
489 SDL_modelist[i] = NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
490 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
491 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
492
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
493 if ( this->screen && (this->screen->flags & SDL_HWSURFACE) ) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
494 /* Direct screen access, not a memory buffer */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
495 this->screen->pixels = NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
496 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
497 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
498
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
499 #define VGL_RED_INDEX 0
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
500 #define VGL_GREEN_INDEX 1
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
501 #define VGL_BLUE_INDEX 2
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
502
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
503 static VGLMode **
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
504 VGLListModes(int depth, int mem_model)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
505 {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
506 static VGLMode **modes = NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
507
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
508 VGLBitmap *vminfop;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
509 VGLMode **modesp, *modescp;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
510 video_info_t minfo;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
511 int adptype, i, modenum;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
512
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
513 if (modes == NULL) {
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
514 modes = SDL_malloc(sizeof(VGLMode *) * M_VESA_MODE_MAX);
75
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
515 bzero(modes, sizeof(VGLMode *) * M_VESA_MODE_MAX);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
516 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
517 modesp = modes;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
518
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
519 for (modenum = 0; modenum < M_VESA_MODE_MAX; modenum++) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
520 minfo.vi_mode = modenum;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
521 if (ioctl(0, CONS_MODEINFO, &minfo) || ioctl(0, CONS_CURRENT, &adptype))
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
522 continue;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
523 if (minfo.vi_mode != modenum)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
524 continue;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
525 if ((minfo.vi_flags & V_INFO_GRAPHICS) == 0)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
526 continue;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
527 if ((mem_model != -1) && ((minfo.vi_mem_model & mem_model) == 0))
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
528 continue;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
529 if ((depth > 1) && (minfo.vi_depth != depth))
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
530 continue;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
531
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
532 /* reallocf can fail */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
533 if ((*modesp = reallocf(*modesp, sizeof(VGLMode))) == NULL)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
534 return NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
535 modescp = *modesp;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
536
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
537 vminfop = &(modescp->ModeInfo);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
538 bzero(vminfop, sizeof(VGLBitmap));
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
539
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
540 vminfop->Type = NOBUF;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
541
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
542 vminfop->PixelBytes = 1; /* Good default value */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
543 switch (minfo.vi_mem_model) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
544 case V_INFO_MM_PLANAR:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
545 /* we can handle EGA/VGA planar modes only */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
546 if (!(minfo.vi_depth != 4 || minfo.vi_planes != 4
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
547 || (adptype != KD_EGA && adptype != KD_VGA)))
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
548 vminfop->Type = VIDBUF4;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
549 break;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
550 case V_INFO_MM_PACKED:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
551 /* we can do only 256 color packed modes */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
552 if (minfo.vi_depth == 8)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
553 vminfop->Type = VIDBUF8;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
554 break;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
555 case V_INFO_MM_VGAX:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
556 vminfop->Type = VIDBUF8X;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
557 break;
1565
57431b199aed Fixed bug #52
Sam Lantinga <slouken@libsdl.org>
parents: 1545
diff changeset
558 #if defined(__FREEBSD__) && (defined(__DragonFly__) || __FreeBSD_version >= 500000)
75
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
559 case V_INFO_MM_DIRECT:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
560 vminfop->PixelBytes = minfo.vi_pixel_size;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
561 switch (vminfop->PixelBytes) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
562 case 2:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
563 vminfop->Type = VIDBUF16;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
564 break;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
565 #if notyet
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
566 case 3:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
567 vminfop->Type = VIDBUF24;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
568 break;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
569 #endif
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
570 case 4:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
571 vminfop->Type = VIDBUF32;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
572 break;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
573 default:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
574 break;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
575 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
576 #endif
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
577 default:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
578 break;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
579 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
580 if (vminfop->Type == NOBUF)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
581 continue;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
582
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
583 switch (vminfop->Type) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
584 case VIDBUF16:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
585 case VIDBUF32:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
586 modescp->Rmask = ((1 << minfo.vi_pixel_fsizes[VGL_RED_INDEX]) - 1) <<
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
587 minfo.vi_pixel_fields[VGL_RED_INDEX];
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
588 modescp->Gmask = ((1 << minfo.vi_pixel_fsizes[VGL_GREEN_INDEX]) - 1) <<
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
589 minfo.vi_pixel_fields[VGL_GREEN_INDEX];
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
590 modescp->Bmask = ((1 << minfo.vi_pixel_fsizes[VGL_BLUE_INDEX]) - 1) <<
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
591 minfo.vi_pixel_fields[VGL_BLUE_INDEX];
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
592 break;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
593
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
594 default:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
595 break;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
596 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
597
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
598 vminfop->Xsize = minfo.vi_width;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
599 vminfop->Ysize = minfo.vi_height;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
600 modescp->Depth = minfo.vi_depth;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
601
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
602 /* XXX */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
603 if (minfo.vi_mode >= M_VESA_BASE)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
604 modescp->ModeId = _IO('V', minfo.vi_mode - M_VESA_BASE);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
605 else
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
606 modescp->ModeId = _IO('S', minfo.vi_mode);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
607
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
608 /* Sort list */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
609 for (i = 0; modes + i < modesp ; i++) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
610 if (modes[i]->ModeInfo.Xsize * modes[i]->ModeInfo.Ysize >
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
611 vminfop->Xsize * modes[i]->ModeInfo.Ysize)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
612 continue;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
613 if ((modes[i]->ModeInfo.Xsize * modes[i]->ModeInfo.Ysize ==
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
614 vminfop->Xsize * vminfop->Ysize) &&
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
615 (modes[i]->Depth >= modescp->Depth))
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
616 continue;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
617 *modesp = modes[i];
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
618 modes[i] = modescp;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
619 modescp = *modesp;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
620 vminfop = &(modescp->ModeInfo);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
621 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
622
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
623 modesp++;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
624 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
625
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
626 if (*modesp != NULL) {
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
627 SDL_free(*modesp);
75
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
628 *modesp = NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
629 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
630
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
631 return modes;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
632 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
633
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
634 static void
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
635 VGLWaitRetrace(void)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
636 {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
637 while (!(inb(0x3DA) & 8));
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
638 while (inb(0x3DA) & 8);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
639 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
640