Mercurial > sdl-ios-xcode

annotate src/video/vgl/SDL_vglvideo.c @ 553:417f8709e648

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There's a bug in the VC7 optimizer relating to the duff loop optimization
author Sam Lantinga <slouken@libsdl.org>
date Mon, 02 Dec 2002 02:40:58 +0000
parents e8157fcb3114
children c9b51268668f
rev   line source
75
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997, 1998, 1999, 2000 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 Library General Public
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7 License as published by the Free Software Foundation; either
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8 version 2 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 Library 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 Library General Public
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16 License along with this library; if not, write to the Free
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17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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18
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19 Sam Lantinga
252
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20 slouken@libsdl.org
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21 */
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22
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23 #ifdef SAVE_RCSID
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24 static char rcsid =
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25 "@(#) $Id$";
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26 #endif
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27
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28 /* libvga based SDL video driver implementation.
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29 */
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30
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31 #include <err.h>
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32 #include <osreldate.h>
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33 #include <stdlib.h>
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34 #include <stdio.h>
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35 #include <unistd.h>
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36 #include <sys/stat.h>
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37
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38 #include <sys/fbio.h>
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39 #include <sys/consio.h>
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40 #include <sys/kbio.h>
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41 #include <vgl.h>
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42
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43 #include "SDL.h"
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44 #include "SDL_error.h"
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45 #include "SDL_video.h"
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46 #include "SDL_mouse.h"
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47 #include "SDL_sysvideo.h"
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48 #include "SDL_pixels_c.h"
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49 #include "SDL_events_c.h"
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50 #include "SDL_vglvideo.h"
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51 #include "SDL_vglevents_c.h"
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52 #include "SDL_vglmouse_c.h"
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53
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54
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55 /* Initialization/Query functions */
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56 static int VGL_VideoInit(_THIS, SDL_PixelFormat *vformat);
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57 static SDL_Rect **VGL_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags);
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58 static SDL_Surface *VGL_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags);
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59 static int VGL_SetColors(_THIS, int firstcolor, int ncolors,
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60 SDL_Color *colors);
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61 static void VGL_VideoQuit(_THIS);
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62
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63 /* Hardware surface functions */
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64 static int VGL_AllocHWSurface(_THIS, SDL_Surface *surface);
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65 static int VGL_LockHWSurface(_THIS, SDL_Surface *surface);
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66 static int VGL_FlipHWSurface(_THIS, SDL_Surface *surface);
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67 static void VGL_UnlockHWSurface(_THIS, SDL_Surface *surface);
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68 static void VGL_FreeHWSurface(_THIS, SDL_Surface *surface);
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69
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70 /* Misc function */
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71 static VGLMode ** VGLListModes(int depth, int mem_model);
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72 static void VGLWaitRetrace(void);
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73
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74 /* VGL driver bootstrap functions */
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75
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76 static int VGL_Available(void)
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77 {
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78 /*
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79 * Check to see if we are root and stdin is a
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80 * virtual console. Also try to ensure that
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81 * modes other than 320x200 are available
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82 */
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83 int console, hires_available, i;
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84 VGLMode **modes;
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85
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86 console = STDIN_FILENO;
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87 if ( console >= 0 ) {
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88 struct stat sb;
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89 struct vt_mode dummy;
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90
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91 if ( (fstat(console, &sb) < 0) ||
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92 (ioctl(console, VT_GETMODE, &dummy) < 0) ) {
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93 console = -1;
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94 }
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95 }
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96 if (geteuid() != 0 && console == -1)
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97 return 0;
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98
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99 modes = VGLListModes(8, V_INFO_MM_DIRECT | V_INFO_MM_PACKED);
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100 hires_available = 0;
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101 for (i = 0; modes[i] != NULL; i++) {
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102 if ((modes[i]->ModeInfo.Xsize > 320) &&
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103 (modes[i]->ModeInfo.Ysize > 200) &&
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104 ((modes[i]->ModeInfo.Type == VIDBUF8) ||
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105 (modes[i]->ModeInfo.Type == VIDBUF16) ||
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106 (modes[i]->ModeInfo.Type == VIDBUF32))) {
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107 hires_available = 1;
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108 break;
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109 }
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110 }
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111 return hires_available;
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112 }
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113
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114 static void VGL_DeleteDevice(SDL_VideoDevice *device)
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115 {
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116 free(device->hidden);
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117 free(device);
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118 }
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119
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120 static SDL_VideoDevice *VGL_CreateDevice(int devindex)
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121 {
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122 SDL_VideoDevice *device;
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123
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124 /* Initialize all variables that we clean on shutdown */
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125 device = (SDL_VideoDevice *)malloc(sizeof(SDL_VideoDevice));
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126 if ( device ) {
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127 memset(device, 0, (sizeof *device));
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128 device->hidden = (struct SDL_PrivateVideoData *)
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129 malloc((sizeof *device->hidden));
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130 }
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131 if ( (device == NULL) || (device->hidden == NULL) ) {
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132 SDL_OutOfMemory();
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133 if ( device ) {
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134 free(device);
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135 }
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136 return(0);
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137 }
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138 memset(device->hidden, 0, (sizeof *device->hidden));
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139
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140 /* Set the function pointers */
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141 device->VideoInit = VGL_VideoInit;
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142 device->ListModes = VGL_ListModes;
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143 device->SetVideoMode = VGL_SetVideoMode;
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144 device->SetColors = VGL_SetColors;
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145 device->UpdateRects = NULL;
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parents:
diff changeset
146 device->VideoQuit = VGL_VideoQuit;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
147 device->AllocHWSurface = VGL_AllocHWSurface;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
148 device->CheckHWBlit = NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
149 device->FillHWRect = NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
150 device->SetHWColorKey = NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
151 device->SetHWAlpha = NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
152 device->LockHWSurface = VGL_LockHWSurface;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
153 device->UnlockHWSurface = VGL_UnlockHWSurface;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
154 device->FlipHWSurface = VGL_FlipHWSurface;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
155 device->FreeHWSurface = VGL_FreeHWSurface;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
156 device->SetIcon = NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
157 device->SetCaption = NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
158 device->GetWMInfo = NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
159 device->FreeWMCursor = VGL_FreeWMCursor;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
160 device->CreateWMCursor = VGL_CreateWMCursor;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
161 device->ShowWMCursor = VGL_ShowWMCursor;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
162 device->WarpWMCursor = VGL_WarpWMCursor;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
163 device->InitOSKeymap = VGL_InitOSKeymap;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
164 device->PumpEvents = VGL_PumpEvents;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
165
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
166 device->free = VGL_DeleteDevice;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
167
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
168 return device;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
169 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
170
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
171 VideoBootStrap VGL_bootstrap = {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
172 "vgl", "FreeBSD libVGL",
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
173 VGL_Available, VGL_CreateDevice
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
174 };
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
175
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
176 static int VGL_AddMode(_THIS, VGLMode *inmode)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
177 {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
178 SDL_Rect *mode;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
179
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
180 int i, index;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
181 int next_mode;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
182
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
183 /* Check to see if we already have this mode */
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
184 if (inmode->Depth < 8) { /* Not supported */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
185 return 0;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
186 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
187 index = ((inmode->Depth + 7) / 8) - 1;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
188 for (i=0; i<SDL_nummodes[index]; ++i) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
189 mode = SDL_modelist[index][i];
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
190 if ((mode->w == inmode->ModeInfo.Xsize) &&
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
191 (mode->h == inmode->ModeInfo.Ysize))
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
192 return 0;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
193 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
194
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
195 /* Set up the new video mode rectangle */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
196 mode = (SDL_Rect *)malloc(sizeof *mode);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
197 if (mode == NULL) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
198 SDL_OutOfMemory();
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
199 return -1;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
200 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
201 mode->x = 0;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
202 mode->y = 0;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
203 mode->w = inmode->ModeInfo.Xsize;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
204 mode->h = inmode->ModeInfo.Ysize;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
205
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
206 /* Allocate the new list of modes, and fill in the new mode */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
207 next_mode = SDL_nummodes[index];
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
208 SDL_modelist[index] = (SDL_Rect **)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
209 realloc(SDL_modelist[index], (1+next_mode+1)*sizeof(SDL_Rect *));
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
210 if (SDL_modelist[index] == NULL) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
211 SDL_OutOfMemory();
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
212 SDL_nummodes[index] = 0;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
213 free(mode);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
214 return -1;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
215 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
216 SDL_modelist[index][next_mode] = mode;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
217 SDL_modelist[index][next_mode+1] = NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
218 SDL_nummodes[index]++;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
219
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
220 return 0;
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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
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
223 static void VGL_UpdateVideoInfo(_THIS)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
224 {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
225 this->info.wm_available = 0;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
226 this->info.hw_available = 1;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
227 this->info.video_mem = 0;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
228 if (VGLCurMode == NULL) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
229 return;
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 if (VGLCurMode->ModeInfo.PixelBytes > 0) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
232 this->info.video_mem = VGLCurMode->ModeInfo.PixelBytes *
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
233 VGLCurMode->ModeInfo.Xsize *
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
234 VGLCurMode->ModeInfo.Ysize;
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 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
237
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
238 int VGL_VideoInit(_THIS, SDL_PixelFormat *vformat)
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 int i;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
241 int total_modes;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
242 VGLMode **modes;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
243
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
244 /* Initialize all variables that we clean on shutdown */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
245 for ( i=0; i<NUM_MODELISTS; ++i ) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
246 SDL_nummodes[i] = 0;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
247 SDL_modelist[i] = NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
248 }
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 /* Enable mouse and keyboard support */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
251 if (getenv("SDL_NO_RAWKBD") == NULL) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
252 if (VGLKeyboardInit(VGL_CODEKEYS) != 0) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
253 SDL_SetError("Unable to initialize keyboard");
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
254 return -1;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
255 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
256 } else {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
257 warnx("Requiest to put keyboard into a raw mode ignored");
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 if (VGL_initkeymaps(STDIN_FILENO) != 0) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
260 SDL_SetError("Unable to initialize keymap");
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
261 return -1;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
262 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
263 if (VGL_initmouse(STDIN_FILENO) != 0) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
264 SDL_SetError("Unable to initialize mouse");
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
265 return -1;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
266 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
267
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
268 /* Determine the screen depth */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
269 if (VGLCurMode != NULL)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
270 vformat->BitsPerPixel = VGLCurMode->Depth;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
271 else
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
272 vformat->BitsPerPixel = 16; /* Good default */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
273
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
274 /* Query for the list of available video modes */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
275 total_modes = 0;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
276 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
277 for (i = 0; modes[i] != NULL; i++) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
278 if ((modes[i]->ModeInfo.Type == VIDBUF8) ||
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
279 (modes[i]->ModeInfo.Type == VIDBUF16) ||
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
280 (modes[i]->ModeInfo.Type == VIDBUF32)) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
281 VGL_AddMode(this, modes[i]);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
282 total_modes++;
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 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
285 if (total_modes == 0) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
286 SDL_SetError("No linear video modes available");
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
287 return -1;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
288 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
289
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
290 /* Fill in our hardware acceleration capabilities */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
291 VGL_UpdateVideoInfo(this);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
292
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
293 /* Create the hardware surface lock mutex */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
294 hw_lock = SDL_CreateMutex();
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
295 if (hw_lock == NULL) {
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
296 SDL_SetError("Unable to create lock mutex");
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
297 VGL_VideoQuit(this);
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
298 return -1;
b0ae59d0f3ee Added patches from FreeBSD ports
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 /* We're done! */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
302 return 0;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
303 }
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 SDL_Rect **VGL_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags)
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 return SDL_modelist[((format->BitsPerPixel+7)/8)-1];
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
308 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
309
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
310 /* Various screen update functions available */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
311 static void VGL_DirectUpdate(_THIS, int numrects, SDL_Rect *rects);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
312 static void VGL_BankedUpdate(_THIS, int numrects, SDL_Rect *rects);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
313
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
314 SDL_Surface *VGL_SetVideoMode(_THIS, SDL_Surface *current,
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
315 int width, int height, int bpp, Uint32 flags)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
316 {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
317 int mode_found;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
318 int i;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
319 VGLMode **modes;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
320
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
321 modes = VGLListModes(bpp, V_INFO_MM_DIRECT | V_INFO_MM_PACKED);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
322 mode_found = 0;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
323 for (i = 0; modes[i] != NULL; i++) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
324 if ((modes[i]->ModeInfo.Xsize == width) &&
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
325 (modes[i]->ModeInfo.Ysize == height) &&
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
326 ((modes[i]->ModeInfo.Type == VIDBUF8) ||
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
327 (modes[i]->ModeInfo.Type == VIDBUF16) ||
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
328 (modes[i]->ModeInfo.Type == VIDBUF32))) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
329 mode_found = 1;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
330 break;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
331 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
332 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
333 if (mode_found == 0) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
334 SDL_SetError("No matching video mode found");
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
335 return NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
336 }
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 /* Shutdown previous videomode (if any) */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
339 if (VGLCurMode != NULL)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
340 VGLEnd();
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
341
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
342 /* Try to set the requested linear video mode */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
343 if (VGLInit(modes[i]->ModeId) != 0) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
344 SDL_SetError("Unable to switch to requested mode");
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
345 return NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
346 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
347
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
348 VGLCurMode = realloc(VGLCurMode, sizeof(VGLMode));
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
349 VGLCurMode->ModeInfo = *VGLDisplay;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
350 VGLCurMode->Depth = modes[i]->Depth;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
351 VGLCurMode->ModeId = modes[i]->ModeId;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
352 VGLCurMode->Rmask = modes[i]->Rmask;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
353 VGLCurMode->Gmask = modes[i]->Gmask;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
354 VGLCurMode->Bmask = modes[i]->Bmask;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
355
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
356 /* Workaround a bug in libvgl */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
357 if (VGLCurMode->ModeInfo.PixelBytes == 0)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
358 (VGLCurMode->ModeInfo.PixelBytes = 1);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
359
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
360 current->w = VGLCurMode->ModeInfo.Xsize;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
361 current->h = VGLCurMode->ModeInfo.Ysize;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
362 current->pixels = VGLCurMode->ModeInfo.Bitmap;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
363 current->pitch = VGLCurMode->ModeInfo.Xsize *
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
364 VGLCurMode->ModeInfo.PixelBytes;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
365 current->flags = (SDL_FULLSCREEN | SDL_HWSURFACE);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
366
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
367 /* Check if we are in a pseudo-color mode */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
368 if (VGLCurMode->ModeInfo.Type == VIDBUF8)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
369 current->flags |= SDL_HWPALETTE;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
370
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
371 /* Check if we can do doublebuffering */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
372 if (flags & SDL_DOUBLEBUF) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
373 if (VGLCurMode->ModeInfo.Xsize * 2 <=
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
374 VGLCurMode->ModeInfo.VYsize) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
375 current->flags |= SDL_DOUBLEBUF;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
376 flip_page = 0;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
377 flip_address[0] = (byte *)current->pixels;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
378 flip_address[1] = (byte *)current->pixels +
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
379 current->h * current->pitch;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
380 VGL_FlipHWSurface(this, current);
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 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
383
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
384 if (! SDL_ReallocFormat(current, modes[i]->Depth, VGLCurMode->Rmask,
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
385 VGLCurMode->Gmask, VGLCurMode->Bmask, 0)) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
386 return NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
387 }
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 /* Update hardware acceleration info */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
390 VGL_UpdateVideoInfo(this);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
391
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
392 /* Set the blit function */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
393 this->UpdateRects = VGL_DirectUpdate;
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 /* We're done */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
396 return current;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
397 }
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 /* 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
400 static int VGL_AllocHWSurface(_THIS, SDL_Surface *surface)
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 return -1;
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 static void VGL_FreeHWSurface(_THIS, SDL_Surface *surface)
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;
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
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
409 /* 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
410 static int VGL_LockHWSurface(_THIS, SDL_Surface *surface)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
411 {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
412 if (surface == SDL_VideoSurface) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
413 SDL_mutexP(hw_lock);
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 return 0;
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 static void VGL_UnlockHWSurface(_THIS, SDL_Surface *surface)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
418 {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
419 if (surface == SDL_VideoSurface) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
420 SDL_mutexV(hw_lock);
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
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
424 static int VGL_FlipHWSurface(_THIS, SDL_Surface *surface)
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 // VGLWaitRetrace();
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
427 if (VGLPanScreen(VGLDisplay, 0, flip_page * surface->h) < 0) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
428 SDL_SetError("VGLPanSreen() failed");
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
429 return -1;
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
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
432 flip_page = !flip_page;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
433 surface->pixels = flip_address[flip_page];
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 return 0;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
436 }
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 static void VGL_DirectUpdate(_THIS, int numrects, SDL_Rect *rects)
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 return;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
441 }
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 static void VGL_BankedUpdate(_THIS, int numrects, SDL_Rect *rects)
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 return;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
446 }
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 VGL_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors)
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 int i;
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 for(i = 0; i < ncolors; i++) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
453 VGLSetPaletteIndex(firstcolor + i,
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
454 colors[i].r>>2,
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
455 colors[i].g>>2,
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
456 colors[i].b>>2);
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 return 1;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
459 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
460
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
461 /* 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
462 another SDL video routine -- notably UpdateRects.
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 void VGL_VideoQuit(_THIS)
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 int i, j;
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 /* Return the keyboard to the normal state */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
469 VGLKeyboardEnd();
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
470
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
471 /* Reset the console video mode if we actually initialised one */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
472 if (VGLCurMode != NULL) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
473 VGLEnd();
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
474 free(VGLCurMode);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
475 VGLCurMode = NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
476 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
477
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
478 /* Clear the lock mutex */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
479 if (hw_lock != NULL) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
480 SDL_DestroyMutex(hw_lock);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
481 hw_lock = NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
482 }
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 /* Free video mode lists */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
485 for (i = 0; i < NUM_MODELISTS; i++) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
486 if (SDL_modelist[i] != NULL) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
487 for (j = 0; SDL_modelist[i][j] != NULL; ++j) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
488 free(SDL_modelist[i][j]);
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 free(SDL_modelist[i]);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
491 SDL_modelist[i] = NULL;
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 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
494
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
495 if ( this->screen && (this->screen->flags & SDL_HWSURFACE) ) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
496 /* Direct screen access, not a memory buffer */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
497 this->screen->pixels = NULL;
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 }
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 #define VGL_RED_INDEX 0
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
502 #define VGL_GREEN_INDEX 1
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
503 #define VGL_BLUE_INDEX 2
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
504
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
505 static VGLMode **
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
506 VGLListModes(int depth, int mem_model)
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 static VGLMode **modes = NULL;
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 VGLBitmap *vminfop;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
511 VGLMode **modesp, *modescp;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
512 video_info_t minfo;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
513 int adptype, i, modenum;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
514
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
515 if (modes == NULL) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
516 modes = malloc(sizeof(VGLMode *) * M_VESA_MODE_MAX);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
517 bzero(modes, sizeof(VGLMode *) * M_VESA_MODE_MAX);
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 modesp = modes;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
520
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
521 for (modenum = 0; modenum < M_VESA_MODE_MAX; modenum++) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
522 minfo.vi_mode = modenum;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
523 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
524 continue;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
525 if (minfo.vi_mode != modenum)
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 ((minfo.vi_flags & V_INFO_GRAPHICS) == 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 ((mem_model != -1) && ((minfo.vi_mem_model & mem_model) == 0))
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 if ((depth > 1) && (minfo.vi_depth != depth))
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
532 continue;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
533
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
534 /* reallocf can fail */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
535 if ((*modesp = reallocf(*modesp, sizeof(VGLMode))) == NULL)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
536 return NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
537 modescp = *modesp;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
538
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
539 vminfop = &(modescp->ModeInfo);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
540 bzero(vminfop, sizeof(VGLBitmap));
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->Type = NOBUF;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
543
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
544 vminfop->PixelBytes = 1; /* Good default value */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
545 switch (minfo.vi_mem_model) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
546 case V_INFO_MM_PLANAR:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
547 /* we can handle EGA/VGA planar modes only */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
548 if (!(minfo.vi_depth != 4 || minfo.vi_planes != 4
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
549 || (adptype != KD_EGA && adptype != KD_VGA)))
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
550 vminfop->Type = VIDBUF4;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
551 break;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
552 case V_INFO_MM_PACKED:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
553 /* we can do only 256 color packed modes */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
554 if (minfo.vi_depth == 8)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
555 vminfop->Type = VIDBUF8;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
556 break;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
557 case V_INFO_MM_VGAX:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
558 vminfop->Type = VIDBUF8X;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
559 break;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
560 #if defined(__FreeBSD_version) && __FreeBSD_version >= 500000
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
561 case V_INFO_MM_DIRECT:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
562 vminfop->PixelBytes = minfo.vi_pixel_size;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
563 switch (vminfop->PixelBytes) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
564 case 2:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
565 vminfop->Type = VIDBUF16;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
566 break;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
567 #if notyet
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
568 case 3:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
569 vminfop->Type = VIDBUF24;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
570 break;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
571 #endif
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
572 case 4:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
573 vminfop->Type = VIDBUF32;
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 default:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
576 break;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
577 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
578 #endif
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
579 default:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
580 break;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
581 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
582 if (vminfop->Type == NOBUF)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
583 continue;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
584
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
585 switch (vminfop->Type) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
586 case VIDBUF16:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
587 case VIDBUF32:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
588 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
589 minfo.vi_pixel_fields[VGL_RED_INDEX];
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
590 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
591 minfo.vi_pixel_fields[VGL_GREEN_INDEX];
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
592 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
593 minfo.vi_pixel_fields[VGL_BLUE_INDEX];
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
594 break;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
595
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
596 default:
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
597 break;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
598 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
599
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
600 vminfop->Xsize = minfo.vi_width;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
601 vminfop->Ysize = minfo.vi_height;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
602 modescp->Depth = minfo.vi_depth;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
603
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
604 /* XXX */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
605 if (minfo.vi_mode >= M_VESA_BASE)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
606 modescp->ModeId = _IO('V', minfo.vi_mode - M_VESA_BASE);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
607 else
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
608 modescp->ModeId = _IO('S', minfo.vi_mode);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
609
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
610 /* Sort list */
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
611 for (i = 0; modes + i < modesp ; i++) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
612 if (modes[i]->ModeInfo.Xsize * modes[i]->ModeInfo.Ysize >
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
613 vminfop->Xsize * modes[i]->ModeInfo.Ysize)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
614 continue;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
615 if ((modes[i]->ModeInfo.Xsize * modes[i]->ModeInfo.Ysize ==
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
616 vminfop->Xsize * vminfop->Ysize) &&
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
617 (modes[i]->Depth >= modescp->Depth))
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
618 continue;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
619 *modesp = modes[i];
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
620 modes[i] = modescp;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
621 modescp = *modesp;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
622 vminfop = &(modescp->ModeInfo);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
623 }
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 modesp++;
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
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
628 if (*modesp != NULL) {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
629 free(*modesp);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
630 *modesp = NULL;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
631 }
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 return modes;
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
634 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
635
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
636 static void
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
637 VGLWaitRetrace(void)
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
638 {
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
639 while (!(inb(0x3DA) & 8));
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
640 while (inb(0x3DA) & 8);
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
641 }
b0ae59d0f3ee Added patches from FreeBSD ports
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
642