Mercurial > sdl-ios-xcode

annotate src/video/vgl/SDL_vglvideo.c @ 1387:835c1831f903

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Tests require SDL 1.2.10
author Sam Lantinga <slouken@libsdl.org>
date Mon, 20 Feb 2006 10:19:47 +0000
parents 19418e4422cb
children d910939febfa
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
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23 /* libvga based SDL video driver implementation.
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24 */
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25
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26 #include <err.h>
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27 #include <osreldate.h>
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28 #include <unistd.h>
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29 #include <sys/stat.h>
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30
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31 #include <sys/fbio.h>
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32 #include <sys/consio.h>
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33 #include <sys/kbio.h>
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34 #include <vgl.h>
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35
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36 #include "SDL_video.h"
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37 #include "SDL_mouse.h"
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38 #include "../SDL_sysvideo.h"
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39 #include "../SDL_pixels_c.h"
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40 #include "../../events/SDL_events_c.h"
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41 #include "SDL_vglvideo.h"
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42 #include "SDL_vglevents_c.h"
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43 #include "SDL_vglmouse_c.h"
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44
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45
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46 /* Initialization/Query functions */
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47 static int VGL_VideoInit(_THIS, SDL_PixelFormat *vformat);
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48 static SDL_Rect **VGL_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags);
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49 static SDL_Surface *VGL_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags);
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50 static int VGL_SetColors(_THIS, int firstcolor, int ncolors,
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51 SDL_Color *colors);
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52 static void VGL_VideoQuit(_THIS);
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53
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54 /* Hardware surface functions */
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55 static int VGL_AllocHWSurface(_THIS, SDL_Surface *surface);
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56 static int VGL_LockHWSurface(_THIS, SDL_Surface *surface);
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57 static int VGL_FlipHWSurface(_THIS, SDL_Surface *surface);
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58 static void VGL_UnlockHWSurface(_THIS, SDL_Surface *surface);
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59 static void VGL_FreeHWSurface(_THIS, SDL_Surface *surface);
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60
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61 /* Misc function */
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62 static VGLMode ** VGLListModes(int depth, int mem_model);
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63 static void VGLWaitRetrace(void);
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64
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65 /* VGL driver bootstrap functions */
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66
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67 static int VGL_Available(void)
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68 {
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69 /*
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70 * Check to see if we are root and stdin is a
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71 * virtual console. Also try to ensure that
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72 * modes other than 320x200 are available
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73 */
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74 int console, hires_available, i;
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75 VGLMode **modes;
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76
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77 console = STDIN_FILENO;
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78 if ( console >= 0 ) {
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79 struct stat sb;
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80 struct vt_mode dummy;
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81
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82 if ( (fstat(console, &sb) < 0) ||
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83 (ioctl(console, VT_GETMODE, &dummy) < 0) ) {
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84 console = -1;
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85 }
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86 }
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87 if (geteuid() != 0 && console == -1)
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88 return 0;
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89
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90 modes = VGLListModes(8, V_INFO_MM_DIRECT | V_INFO_MM_PACKED);
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91 hires_available = 0;
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92 for (i = 0; modes[i] != NULL; i++) {
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93 if ((modes[i]->ModeInfo.Xsize > 320) &&
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94 (modes[i]->ModeInfo.Ysize > 200) &&
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95 ((modes[i]->ModeInfo.Type == VIDBUF8) ||
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96 (modes[i]->ModeInfo.Type == VIDBUF16) ||
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97 (modes[i]->ModeInfo.Type == VIDBUF32))) {
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98 hires_available = 1;
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99 break;
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100 }
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101 }
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102 return hires_available;
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103 }
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104
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105 static void VGL_DeleteDevice(SDL_VideoDevice *device)
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106 {
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107 SDL_free(device->hidden);
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108 SDL_free(device);
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109 }
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110
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111 static SDL_VideoDevice *VGL_CreateDevice(int devindex)
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112 {
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113 SDL_VideoDevice *device;
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114
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115 /* Initialize all variables that we clean on shutdown */
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116 device = (SDL_VideoDevice *)SDL_malloc(sizeof(SDL_VideoDevice));
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117 if ( device ) {
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118 SDL_memset(device, 0, (sizeof *device));
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119 device->hidden = (struct SDL_PrivateVideoData *)
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120 SDL_malloc((sizeof *device->hidden));
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121 }
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122 if ( (device == NULL) || (device->hidden == NULL) ) {
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123 SDL_OutOfMemory();
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124 if ( device ) {
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125 SDL_free(device);
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126 }
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127 return(0);
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128 }
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129 SDL_memset(device->hidden, 0, (sizeof *device->hidden));
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130
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131 /* Set the function pointers */
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132 device->VideoInit = VGL_VideoInit;
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133 device->ListModes = VGL_ListModes;
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134 device->SetVideoMode = VGL_SetVideoMode;
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135 device->SetColors = VGL_SetColors;
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136 device->UpdateRects = NULL;
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137 device->VideoQuit = VGL_VideoQuit;
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138 device->AllocHWSurface = VGL_AllocHWSurface;
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139 device->CheckHWBlit = NULL;
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140 device->FillHWRect = NULL;
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141 device->SetHWColorKey = NULL;
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diff changeset
142 device->SetHWAlpha = NULL;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
143 device->LockHWSurface = VGL_LockHWSurface;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
144 device->UnlockHWSurface = VGL_UnlockHWSurface;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
145 device->FlipHWSurface = VGL_FlipHWSurface;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
146 device->FreeHWSurface = VGL_FreeHWSurface;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
147 device->SetIcon = NULL;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
148 device->SetCaption = NULL;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
149 device->GetWMInfo = NULL;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
150 device->FreeWMCursor = VGL_FreeWMCursor;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
151 device->CreateWMCursor = VGL_CreateWMCursor;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
152 device->ShowWMCursor = VGL_ShowWMCursor;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
153 device->WarpWMCursor = VGL_WarpWMCursor;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
154 device->InitOSKeymap = VGL_InitOSKeymap;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
155 device->PumpEvents = VGL_PumpEvents;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
156
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
157 device->free = VGL_DeleteDevice;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
158
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parents:
diff changeset
159 return device;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
160 }
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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 VideoBootStrap VGL_bootstrap = {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
163 "vgl", "FreeBSD libVGL",
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
164 VGL_Available, VGL_CreateDevice
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
165 };
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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 static int VGL_AddMode(_THIS, VGLMode *inmode)
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
168 {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
169 SDL_Rect *mode;
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parents:
diff changeset
170
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
171 int i, index;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
172 int next_mode;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
173
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
174 /* Check to see if we already have this mode */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
175 if (inmode->Depth < 8) { /* Not supported */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
176 return 0;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
177 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
178 index = ((inmode->Depth + 7) / 8) - 1;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
179 for (i=0; i<SDL_nummodes[index]; ++i) {
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parents:
diff changeset
180 mode = SDL_modelist[index][i];
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
181 if ((mode->w == inmode->ModeInfo.Xsize) &&
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
182 (mode->h == inmode->ModeInfo.Ysize))
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
183 return 0;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
184 }
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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 /* 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
187 mode = (SDL_Rect *)SDL_malloc(sizeof *mode);
75
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parents:
diff changeset
188 if (mode == NULL) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
189 SDL_OutOfMemory();
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parents:
diff changeset
190 return -1;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
191 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
192 mode->x = 0;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
193 mode->y = 0;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
194 mode->w = inmode->ModeInfo.Xsize;
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parents:
diff changeset
195 mode->h = inmode->ModeInfo.Ysize;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
196
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
197 /* Allocate the new list of modes, and fill in the new mode */
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parents:
diff changeset
198 next_mode = SDL_nummodes[index];
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parents:
diff changeset
199 SDL_modelist[index] = (SDL_Rect **)
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
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parents: 1312
diff changeset
200 SDL_realloc(SDL_modelist[index], (1+next_mode+1)*sizeof(SDL_Rect *));
75
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parents:
diff changeset
201 if (SDL_modelist[index] == NULL) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
202 SDL_OutOfMemory();
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
203 SDL_nummodes[index] = 0;
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
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parents: 1312
diff changeset
204 SDL_free(mode);
75
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parents:
diff changeset
205 return -1;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
206 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
207 SDL_modelist[index][next_mode] = mode;
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parents:
diff changeset
208 SDL_modelist[index][next_mode+1] = NULL;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
209 SDL_nummodes[index]++;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
210
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parents:
diff changeset
211 return 0;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
212 }
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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 static void VGL_UpdateVideoInfo(_THIS)
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
215 {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
216 this->info.wm_available = 0;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
217 this->info.hw_available = 1;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
218 this->info.video_mem = 0;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
219 if (VGLCurMode == NULL) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
220 return;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
221 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
222 if (VGLCurMode->ModeInfo.PixelBytes > 0) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
223 this->info.video_mem = VGLCurMode->ModeInfo.PixelBytes *
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
224 VGLCurMode->ModeInfo.Xsize *
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
225 VGLCurMode->ModeInfo.Ysize;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
226 }
b0ae59d0f3ee Added patches from FreeBSD ports
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 int VGL_VideoInit(_THIS, SDL_PixelFormat *vformat)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
230 {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
231 int i;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
232 int total_modes;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
233 VGLMode **modes;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
234
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
235 /* Initialize all variables that we clean on shutdown */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
236 for ( i=0; i<NUM_MODELISTS; ++i ) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
237 SDL_nummodes[i] = 0;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
238 SDL_modelist[i] = NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
239 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
240
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
241 /* Enable mouse and keyboard support */
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
242 if (SDL_getenv("SDL_NO_RAWKBD") == NULL) {
75
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
243 if (VGLKeyboardInit(VGL_CODEKEYS) != 0) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
244 SDL_SetError("Unable to initialize keyboard");
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
245 return -1;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
246 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
247 } else {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
248 warnx("Requiest to put keyboard into a raw mode ignored");
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
249 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
250 if (VGL_initkeymaps(STDIN_FILENO) != 0) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
251 SDL_SetError("Unable to initialize keymap");
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
252 return -1;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
253 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
254 if (VGL_initmouse(STDIN_FILENO) != 0) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
255 SDL_SetError("Unable to initialize mouse");
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
256 return -1;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
257 }
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 /* Determine the screen depth */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
260 if (VGLCurMode != NULL)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
261 vformat->BitsPerPixel = VGLCurMode->Depth;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
262 else
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
263 vformat->BitsPerPixel = 16; /* Good default */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
264
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
265 /* Query for the list of available video modes */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
266 total_modes = 0;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
267 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
268 for (i = 0; modes[i] != NULL; i++) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
269 if ((modes[i]->ModeInfo.Type == VIDBUF8) ||
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
270 (modes[i]->ModeInfo.Type == VIDBUF16) ||
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
271 (modes[i]->ModeInfo.Type == VIDBUF32)) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
272 VGL_AddMode(this, modes[i]);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
273 total_modes++;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
274 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
275 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
276 if (total_modes == 0) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
277 SDL_SetError("No linear video modes available");
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
278 return -1;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
279 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
280
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
281 /* Fill in our hardware acceleration capabilities */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
282 VGL_UpdateVideoInfo(this);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
283
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
284 /* Create the hardware surface lock mutex */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
285 hw_lock = SDL_CreateMutex();
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
286 if (hw_lock == NULL) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
287 SDL_SetError("Unable to create lock mutex");
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
288 VGL_VideoQuit(this);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
289 return -1;
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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
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
292 /* We're done! */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
293 return 0;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
294 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
295
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
296 SDL_Rect **VGL_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags)
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
297 {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
298 return SDL_modelist[((format->BitsPerPixel+7)/8)-1];
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
299 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
300
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
301 /* Various screen update functions available */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
302 static void VGL_DirectUpdate(_THIS, int numrects, SDL_Rect *rects);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
303 static void VGL_BankedUpdate(_THIS, int numrects, SDL_Rect *rects);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
304
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
305 SDL_Surface *VGL_SetVideoMode(_THIS, SDL_Surface *current,
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
306 int width, int height, int bpp, Uint32 flags)
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 int mode_found;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
309 int i;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
310 VGLMode **modes;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
311
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
312 modes = VGLListModes(bpp, V_INFO_MM_DIRECT | V_INFO_MM_PACKED);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
313 mode_found = 0;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
314 for (i = 0; modes[i] != NULL; i++) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
315 if ((modes[i]->ModeInfo.Xsize == width) &&
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
316 (modes[i]->ModeInfo.Ysize == height) &&
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
317 ((modes[i]->ModeInfo.Type == VIDBUF8) ||
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
318 (modes[i]->ModeInfo.Type == VIDBUF16) ||
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
319 (modes[i]->ModeInfo.Type == VIDBUF32))) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
320 mode_found = 1;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
321 break;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
322 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
323 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
324 if (mode_found == 0) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
325 SDL_SetError("No matching video mode found");
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
326 return NULL;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
327 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
328
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
329 /* Shutdown previous videomode (if any) */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
330 if (VGLCurMode != NULL)
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
331 VGLEnd();
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
332
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
333 /* Try to set the requested linear video mode */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
334 if (VGLInit(modes[i]->ModeId) != 0) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
335 SDL_SetError("Unable to switch to requested mode");
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
336 return NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
337 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
338
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
339 VGLCurMode = SDL_realloc(VGLCurMode, sizeof(VGLMode));
75
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
340 VGLCurMode->ModeInfo = *VGLDisplay;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
341 VGLCurMode->Depth = modes[i]->Depth;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
342 VGLCurMode->ModeId = modes[i]->ModeId;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
343 VGLCurMode->Rmask = modes[i]->Rmask;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
344 VGLCurMode->Gmask = modes[i]->Gmask;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
345 VGLCurMode->Bmask = modes[i]->Bmask;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
346
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
347 /* Workaround a bug in libvgl */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
348 if (VGLCurMode->ModeInfo.PixelBytes == 0)
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
349 (VGLCurMode->ModeInfo.PixelBytes = 1);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
350
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
351 current->w = VGLCurMode->ModeInfo.Xsize;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
352 current->h = VGLCurMode->ModeInfo.Ysize;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
353 current->pixels = VGLCurMode->ModeInfo.Bitmap;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
354 current->pitch = VGLCurMode->ModeInfo.Xsize *
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
355 VGLCurMode->ModeInfo.PixelBytes;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
356 current->flags = (SDL_FULLSCREEN | SDL_HWSURFACE);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
357
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
358 /* Check if we are in a pseudo-color mode */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
359 if (VGLCurMode->ModeInfo.Type == VIDBUF8)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
360 current->flags |= SDL_HWPALETTE;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
361
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
362 /* Check if we can do doublebuffering */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
363 if (flags & SDL_DOUBLEBUF) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
364 if (VGLCurMode->ModeInfo.Xsize * 2 <=
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
365 VGLCurMode->ModeInfo.VYsize) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
366 current->flags |= SDL_DOUBLEBUF;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
367 flip_page = 0;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
368 flip_address[0] = (byte *)current->pixels;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
369 flip_address[1] = (byte *)current->pixels +
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
370 current->h * current->pitch;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
371 VGL_FlipHWSurface(this, current);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
372 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
373 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
374
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
375 if (! SDL_ReallocFormat(current, modes[i]->Depth, VGLCurMode->Rmask,
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
376 VGLCurMode->Gmask, VGLCurMode->Bmask, 0)) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
377 return NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
378 }
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 /* Update hardware acceleration info */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
381 VGL_UpdateVideoInfo(this);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
382
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
383 /* Set the blit function */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
384 this->UpdateRects = VGL_DirectUpdate;
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 /* We're done */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
387 return current;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
388 }
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 /* 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
391 static int VGL_AllocHWSurface(_THIS, SDL_Surface *surface)
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 return -1;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
394 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
395 static void VGL_FreeHWSurface(_THIS, SDL_Surface *surface)
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 return;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
398 }
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 /* 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
401 static int VGL_LockHWSurface(_THIS, SDL_Surface *surface)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
402 {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
403 if (surface == SDL_VideoSurface) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
404 SDL_mutexP(hw_lock);
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 return 0;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
407 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
408 static void VGL_UnlockHWSurface(_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_mutexV(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 }
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 int VGL_FlipHWSurface(_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 // VGLWaitRetrace();
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
418 if (VGLPanScreen(VGLDisplay, 0, flip_page * surface->h) < 0) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
419 SDL_SetError("VGLPanSreen() failed");
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
420 return -1;
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
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
423 flip_page = !flip_page;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
424 surface->pixels = flip_address[flip_page];
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
425
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
426 return 0;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
427 }
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 static void VGL_DirectUpdate(_THIS, int numrects, SDL_Rect *rects)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
430 {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
431 return;
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
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
434 static void VGL_BankedUpdate(_THIS, int numrects, SDL_Rect *rects)
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 return;
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
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
439 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
440 {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
441 int i;
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 for(i = 0; i < ncolors; i++) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
444 VGLSetPaletteIndex(firstcolor + i,
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
445 colors[i].r>>2,
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
446 colors[i].g>>2,
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
447 colors[i].b>>2);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
448 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
449 return 1;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
450 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
451
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
452 /* 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
453 another SDL video routine -- notably UpdateRects.
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
454 */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
455 void VGL_VideoQuit(_THIS)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
456 {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
457 int i, j;
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 /* Return the keyboard to the normal state */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
460 VGLKeyboardEnd();
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 /* Reset the console video mode if we actually initialised one */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
463 if (VGLCurMode != NULL) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
464 VGLEnd();
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
465 SDL_free(VGLCurMode);
75
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
466 VGLCurMode = NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
467 }
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 /* Clear the lock mutex */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
470 if (hw_lock != NULL) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
471 SDL_DestroyMutex(hw_lock);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
472 hw_lock = NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
473 }
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 /* Free video mode lists */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
476 for (i = 0; i < NUM_MODELISTS; i++) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
477 if (SDL_modelist[i] != NULL) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
478 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
479 SDL_free(SDL_modelist[i][j]);
75
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
480 }
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
481 SDL_free(SDL_modelist[i]);
75
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
482 SDL_modelist[i] = NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
483 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
484 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
485
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
486 if ( this->screen && (this->screen->flags & SDL_HWSURFACE) ) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
487 /* Direct screen access, not a memory buffer */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
488 this->screen->pixels = NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
489 }
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 #define VGL_RED_INDEX 0
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
493 #define VGL_GREEN_INDEX 1
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
494 #define VGL_BLUE_INDEX 2
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
495
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
496 static VGLMode **
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
497 VGLListModes(int depth, int mem_model)
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 static VGLMode **modes = NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
500
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
501 VGLBitmap *vminfop;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
502 VGLMode **modesp, *modescp;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
503 video_info_t minfo;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
504 int adptype, i, modenum;
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 if (modes == NULL) {
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
507 modes = SDL_malloc(sizeof(VGLMode *) * M_VESA_MODE_MAX);
75
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
508 bzero(modes, sizeof(VGLMode *) * M_VESA_MODE_MAX);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
509 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
510 modesp = modes;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
511
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
512 for (modenum = 0; modenum < M_VESA_MODE_MAX; modenum++) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
513 minfo.vi_mode = modenum;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
514 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
515 continue;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
516 if (minfo.vi_mode != modenum)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
517 continue;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
518 if ((minfo.vi_flags & V_INFO_GRAPHICS) == 0)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
519 continue;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
520 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
521 continue;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
522 if ((depth > 1) && (minfo.vi_depth != depth))
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
523 continue;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
524
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
525 /* reallocf can fail */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
526 if ((*modesp = reallocf(*modesp, sizeof(VGLMode))) == NULL)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
527 return NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
528 modescp = *modesp;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
529
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
530 vminfop = &(modescp->ModeInfo);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
531 bzero(vminfop, sizeof(VGLBitmap));
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
532
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
533 vminfop->Type = NOBUF;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
534
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
535 vminfop->PixelBytes = 1; /* Good default value */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
536 switch (minfo.vi_mem_model) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
537 case V_INFO_MM_PLANAR:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
538 /* we can handle EGA/VGA planar modes only */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
539 if (!(minfo.vi_depth != 4 || minfo.vi_planes != 4
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
540 || (adptype != KD_EGA && adptype != KD_VGA)))
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
541 vminfop->Type = VIDBUF4;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
542 break;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
543 case V_INFO_MM_PACKED:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
544 /* we can do only 256 color packed modes */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
545 if (minfo.vi_depth == 8)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
546 vminfop->Type = VIDBUF8;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
547 break;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
548 case V_INFO_MM_VGAX:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
549 vminfop->Type = VIDBUF8X;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
550 break;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
551 #if defined(__FreeBSD_version) && __FreeBSD_version >= 500000
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
552 case V_INFO_MM_DIRECT:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
553 vminfop->PixelBytes = minfo.vi_pixel_size;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
554 switch (vminfop->PixelBytes) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
555 case 2:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
556 vminfop->Type = VIDBUF16;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
557 break;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
558 #if notyet
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
559 case 3:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
560 vminfop->Type = VIDBUF24;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
561 break;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
562 #endif
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
563 case 4:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
564 vminfop->Type = VIDBUF32;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
565 break;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
566 default:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
567 break;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
568 }
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 default:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
571 break;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
572 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
573 if (vminfop->Type == NOBUF)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
574 continue;
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 switch (vminfop->Type) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
577 case VIDBUF16:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
578 case VIDBUF32:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
579 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
580 minfo.vi_pixel_fields[VGL_RED_INDEX];
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
581 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
582 minfo.vi_pixel_fields[VGL_GREEN_INDEX];
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
583 modescp->Bmask = ((1 << minfo.vi_pixel_fsizes[VGL_BLUE_INDEX]) - 1) <<
b0ae59d0f3ee Added patches from FreeBSD ports
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parents:
diff changeset
584 minfo.vi_pixel_fields[VGL_BLUE_INDEX];
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parents:
diff changeset
585 break;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
586
b0ae59d0f3ee Added patches from FreeBSD ports
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parents:
diff changeset
587 default:
b0ae59d0f3ee Added patches from FreeBSD ports
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parents:
diff changeset
588 break;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
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589 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
590
b0ae59d0f3ee Added patches from FreeBSD ports
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parents:
diff changeset
591 vminfop->Xsize = minfo.vi_width;
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parents:
diff changeset
592 vminfop->Ysize = minfo.vi_height;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
593 modescp->Depth = minfo.vi_depth;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
594
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
595 /* XXX */
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parents:
diff changeset
596 if (minfo.vi_mode >= M_VESA_BASE)
b0ae59d0f3ee Added patches from FreeBSD ports
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parents:
diff changeset
597 modescp->ModeId = _IO('V', minfo.vi_mode - M_VESA_BASE);
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parents:
diff changeset
598 else
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parents:
diff changeset
599 modescp->ModeId = _IO('S', minfo.vi_mode);
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parents:
diff changeset
600
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
601 /* Sort list */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
602 for (i = 0; modes + i < modesp ; i++) {
b0ae59d0f3ee Added patches from FreeBSD ports
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parents:
diff changeset
603 if (modes[i]->ModeInfo.Xsize * modes[i]->ModeInfo.Ysize >
b0ae59d0f3ee Added patches from FreeBSD ports
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parents:
diff changeset
604 vminfop->Xsize * modes[i]->ModeInfo.Ysize)
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
605 continue;
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parents:
diff changeset
606 if ((modes[i]->ModeInfo.Xsize * modes[i]->ModeInfo.Ysize ==
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
607 vminfop->Xsize * vminfop->Ysize) &&
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
608 (modes[i]->Depth >= modescp->Depth))
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
609 continue;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
610 *modesp = modes[i];
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
611 modes[i] = modescp;
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parents:
diff changeset
612 modescp = *modesp;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
613 vminfop = &(modescp->ModeInfo);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
614 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
615
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
616 modesp++;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
617 }
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
618
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
619 if (*modesp != NULL) {
1336
3692456e7b0f Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents: 1312
diff changeset
620 SDL_free(*modesp);
75
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parents:
diff changeset
621 *modesp = NULL;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
622 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
623
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
624 return modes;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
625 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
626
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
627 static void
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
628 VGLWaitRetrace(void)
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 while (!(inb(0x3DA) & 8));
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
631 while (inb(0x3DA) & 8);
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