Mercurial > sdl-ios-xcode
annotate src/video/x11/SDL_x11modes.c @ 499:f480ecd70499
Added an aborted try at making fullscreen work on Xinerama screen != 0
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Mon, 30 Sep 2002 00:35:25 +0000 |
| parents | f6ffac90895c |
| children | 31d3af76488b |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 SDL - Simple DirectMedia Layer | |
|
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Updated copyright information for 2002
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3 Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002 Sam Lantinga |
| 0 | 4 |
| 5 This library is free software; you can redistribute it and/or | |
| 6 modify it under the terms of the GNU Library General Public | |
| 7 License as published by the Free Software Foundation; either | |
| 8 version 2 of the License, or (at your option) any later version. | |
| 9 | |
| 10 This library is distributed in the hope that it will be useful, | |
| 11 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 Library General Public License for more details. | |
| 14 | |
| 15 You should have received a copy of the GNU Library General Public | |
| 16 License along with this library; if not, write to the Free | |
| 17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
| 18 | |
| 19 Sam Lantinga | |
|
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20 slouken@libsdl.org |
| 0 | 21 */ |
| 22 | |
| 23 #ifdef SAVE_RCSID | |
| 24 static char rcsid = | |
| 25 "@(#) $Id$"; | |
| 26 #endif | |
| 27 | |
| 28 /* Utilities for getting and setting the X display mode */ | |
| 29 | |
| 30 #include <stdlib.h> | |
| 31 #include <string.h> | |
| 32 | |
| 33 #include "SDL_timer.h" | |
| 34 #include "SDL_error.h" | |
| 35 #include "SDL_events.h" | |
| 36 #include "SDL_events_c.h" | |
| 37 #include "SDL_x11video.h" | |
| 38 #include "SDL_x11wm_c.h" | |
| 39 #include "SDL_x11modes_c.h" | |
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40 #include "SDL_x11image_c.h" |
| 0 | 41 |
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42 #ifdef HAVE_XINERAMA |
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43 #include <XFree86/extensions/Xinerama.h> |
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44 #endif |
| 0 | 45 |
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46 #define MAX(a, b) (a > b ? a : b) |
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47 |
| 0 | 48 #ifdef XFREE86_VM |
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49 Bool SDL_NAME(XF86VidModeGetModeInfo)(Display *dpy, int scr, SDL_NAME(XF86VidModeModeInfo) *info) |
| 0 | 50 { |
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51 SDL_NAME(XF86VidModeModeLine) *l = (SDL_NAME(XF86VidModeModeLine)*)((char*)info + sizeof info->dotclock); |
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52 return SDL_NAME(XF86VidModeGetModeLine)(dpy, scr, &info->dotclock, l); |
| 0 | 53 } |
| 54 #endif /* XFREE86_VM */ | |
| 55 | |
| 56 #ifdef XFREE86_VM | |
| 57 static void save_mode(_THIS) | |
| 58 { | |
| 59 memset(&saved_mode, 0, sizeof(saved_mode)); | |
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60 SDL_NAME(XF86VidModeGetModeInfo)(SDL_Display,SDL_Screen,&saved_mode); |
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61 SDL_NAME(XF86VidModeGetViewPort)(SDL_Display,SDL_Screen,&saved_view.x,&saved_view.y); |
| 0 | 62 } |
| 63 #endif | |
| 64 | |
| 65 #ifdef XFREE86_VM | |
| 66 static void restore_mode(_THIS) | |
| 67 { | |
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68 SDL_NAME(XF86VidModeModeLine) mode; |
| 0 | 69 int unused; |
| 70 | |
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71 if ( SDL_NAME(XF86VidModeGetModeLine)(SDL_Display, SDL_Screen, &unused, &mode) ) { |
| 0 | 72 if ( (saved_mode.hdisplay != mode.hdisplay) || |
| 73 (saved_mode.vdisplay != mode.vdisplay) ) { | |
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74 SDL_NAME(XF86VidModeSwitchToMode)(SDL_Display, SDL_Screen, &saved_mode); |
| 0 | 75 } |
| 76 } | |
| 77 if ( (saved_view.x != 0) || (saved_view.y != 0) ) { | |
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78 SDL_NAME(XF86VidModeSetViewPort)(SDL_Display, SDL_Screen, saved_view.x, saved_view.y); |
| 0 | 79 } |
| 80 } | |
| 81 #endif | |
| 82 | |
| 83 #ifdef XFREE86_VM | |
| 84 static int cmpmodes(const void *va, const void *vb) | |
| 85 { | |
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86 const SDL_NAME(XF86VidModeModeInfo) *a = *(const SDL_NAME(XF86VidModeModeInfo)**)va; |
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87 const SDL_NAME(XF86VidModeModeInfo) *b = *(const SDL_NAME(XF86VidModeModeInfo)**)vb; |
| 0 | 88 if(a->hdisplay > b->hdisplay) |
| 89 return -1; | |
| 90 return b->vdisplay - a->vdisplay; | |
| 91 } | |
| 92 #endif | |
| 93 | |
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94 static void get_real_resolution(_THIS, int* w, int* h); |
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95 |
| 0 | 96 static void set_best_resolution(_THIS, int width, int height) |
| 97 { | |
| 98 #ifdef XFREE86_VM | |
| 99 if ( use_vidmode ) { | |
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100 SDL_NAME(XF86VidModeModeLine) mode; |
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101 SDL_NAME(XF86VidModeModeInfo) **modes; |
| 0 | 102 int i; |
| 103 int nmodes; | |
| 104 | |
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105 if ( SDL_NAME(XF86VidModeGetModeLine)(SDL_Display, SDL_Screen, &i, &mode) && |
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106 SDL_NAME(XF86VidModeGetAllModeLines)(SDL_Display,SDL_Screen,&nmodes,&modes)){ |
| 0 | 107 qsort(modes, nmodes, sizeof *modes, cmpmodes); |
| 108 #ifdef XFREE86_DEBUG | |
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109 printf("Available modes:\n"); |
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110 for ( i = 0; i < nmodes; ++i ) { |
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111 printf("Mode %d: %dx%d\n", i, |
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112 modes[i]->hdisplay, modes[i]->vdisplay); |
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113 } |
| 0 | 114 #endif |
| 115 for ( i = nmodes-1; i > 0 ; --i ) { | |
| 116 if ( (modes[i]->hdisplay >= width) && | |
| 117 (modes[i]->vdisplay >= height) ) | |
| 118 break; | |
| 119 } | |
| 120 if ( (modes[i]->hdisplay != mode.hdisplay) || | |
| 121 (modes[i]->vdisplay != mode.vdisplay) ) { | |
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122 SDL_NAME(XF86VidModeSwitchToMode)(SDL_Display, SDL_Screen, modes[i]); |
| 0 | 123 } |
| 124 XFree(modes); | |
| 125 } | |
| 126 } | |
| 127 #endif /* XFREE86_VM */ | |
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128 |
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129 /* XiG */ |
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130 #ifdef HAVE_XIGXME |
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131 #ifdef XIG_DEBUG |
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132 fprintf(stderr, "XME: set_best_resolution(): w = %d, h = %d\n", |
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133 width, height); |
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134 #endif |
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135 if ( SDL_modelist ) { |
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136 int i; |
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137 |
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138 for ( i=0; SDL_modelist[i]; ++i ) { |
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139 if ( (SDL_modelist[i]->w >= width) && |
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140 (SDL_modelist[i]->h >= height) ) { |
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141 break; |
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142 } |
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143 } |
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144 |
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145 if ( SDL_modelist[i] ) { /* found one, lets try it */ |
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146 int w, h; |
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147 |
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148 /* check current mode so we can avoid uneccessary mode changes */ |
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149 get_real_resolution(this, &w, &h); |
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150 |
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151 if ( (SDL_modelist[i]->w != w) || (SDL_modelist[i]->h != h) ) { |
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152 # ifdef XIG_DEBUG |
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153 fprintf(stderr, "XME: set_best_resolution: " |
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154 "XiGMiscChangeResolution: %d %d\n", |
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155 SDL_modelist[s]->w, SDL_modelist[s]->h); |
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156 # endif |
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157 XiGMiscChangeResolution(SDL_Display, |
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158 SDL_Screen, |
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159 0, /* view */ |
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160 SDL_modelist[i]->w, |
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161 SDL_modelist[i]->h, |
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162 0); |
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163 XSync(SDL_Display, False); |
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164 } |
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165 } |
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166 } |
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167 #endif /* HAVE_XIGXME */ |
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168 |
| 0 | 169 } |
| 170 | |
| 171 static void get_real_resolution(_THIS, int* w, int* h) | |
| 172 { | |
| 173 #ifdef XFREE86_VM | |
| 174 if ( use_vidmode ) { | |
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175 SDL_NAME(XF86VidModeModeLine) mode; |
| 0 | 176 int unused; |
| 177 | |
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178 if ( SDL_NAME(XF86VidModeGetModeLine)(SDL_Display, SDL_Screen, &unused, &mode) ) { |
| 0 | 179 *w = mode.hdisplay; |
| 180 *h = mode.vdisplay; | |
| 181 return; | |
| 182 } | |
| 183 } | |
| 184 #endif | |
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185 |
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186 #ifdef HAVE_XIGXME |
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187 if ( use_xme ) { |
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188 int ractive; |
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189 XiGMiscResolutionInfo *modelist; |
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190 |
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191 XiGMiscQueryResolutions(SDL_Display, SDL_Screen, |
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192 0, /* view */ |
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193 &ractive, &modelist); |
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194 *w = modelist[ractive].width; |
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195 *h = modelist[ractive].height; |
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196 #ifdef XIG_DEBUG |
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197 fprintf(stderr, "XME: get_real_resolution: w = %d h = %d\n", *w, *h); |
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198 #endif |
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199 XFree(modelist); |
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200 return; |
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201 } |
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202 #endif /* XIG_XME */ |
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203 |
| 0 | 204 *w = DisplayWidth(SDL_Display, SDL_Screen); |
| 205 *h = DisplayHeight(SDL_Display, SDL_Screen); | |
| 206 } | |
| 207 | |
| 208 /* Called after mapping a window - waits until the window is mapped */ | |
| 209 void X11_WaitMapped(_THIS, Window win) | |
| 210 { | |
| 211 XEvent event; | |
| 212 do { | |
| 213 XMaskEvent(SDL_Display, StructureNotifyMask, &event); | |
| 214 } while ( (event.type != MapNotify) || (event.xmap.event != win) ); | |
| 215 } | |
| 216 | |
| 217 /* Called after unmapping a window - waits until the window is unmapped */ | |
| 218 void X11_WaitUnmapped(_THIS, Window win) | |
| 219 { | |
| 220 XEvent event; | |
| 221 do { | |
| 222 XMaskEvent(SDL_Display, StructureNotifyMask, &event); | |
| 223 } while ( (event.type != UnmapNotify) || (event.xunmap.event != win) ); | |
| 224 } | |
| 225 | |
| 226 static void move_cursor_to(_THIS, int x, int y) | |
| 227 { | |
| 228 XWarpPointer(SDL_Display, None, SDL_Root, 0, 0, 0, 0, x, y); | |
| 229 } | |
| 230 | |
| 231 static int add_visual(_THIS, int depth, int class) | |
| 232 { | |
| 233 XVisualInfo vi; | |
| 234 if(XMatchVisualInfo(SDL_Display, SDL_Screen, depth, class, &vi)) { | |
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235 int n = this->hidden->nvisuals; |
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236 this->hidden->visuals[n].depth = vi.depth; |
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237 this->hidden->visuals[n].visual = vi.visual; |
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238 this->hidden->nvisuals++; |
| 0 | 239 } |
| 240 return(this->hidden->nvisuals); | |
| 241 } | |
| 242 static int add_visual_byid(_THIS, const char *visual_id) | |
| 243 { | |
| 244 XVisualInfo *vi, template; | |
| 245 int nvis; | |
| 246 | |
| 247 if ( visual_id ) { | |
| 248 memset(&template, 0, (sizeof template)); | |
| 249 template.visualid = strtol(visual_id, NULL, 0); | |
| 250 vi = XGetVisualInfo(SDL_Display, VisualIDMask, &template, &nvis); | |
| 251 if ( vi ) { | |
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252 int n = this->hidden->nvisuals; |
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253 this->hidden->visuals[n].depth = vi->depth; |
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254 this->hidden->visuals[n].visual = vi->visual; |
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255 this->hidden->nvisuals++; |
| 0 | 256 XFree(vi); |
| 257 } | |
| 258 } | |
| 259 return(this->hidden->nvisuals); | |
| 260 } | |
| 261 | |
| 262 /* Global for the error handler */ | |
| 263 int vm_event, vm_error = -1; | |
| 264 | |
| 265 int X11_GetVideoModes(_THIS) | |
| 266 { | |
| 267 #ifdef XFREE86_VM | |
| 268 int buggy_X11; | |
| 269 int vm_major, vm_minor; | |
| 270 int nmodes; | |
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271 SDL_NAME(XF86VidModeModeInfo) **modes; |
| 0 | 272 #endif |
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273 #ifdef HAVE_XIGXME |
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274 int xme_major, xme_minor; |
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275 int ractive, nummodes; |
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276 XiGMiscResolutionInfo *modelist; |
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277 #endif |
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278 int i, n; |
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279 int screen_w; |
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280 int screen_h; |
| 0 | 281 |
| 282 vm_error = -1; | |
| 283 use_vidmode = 0; | |
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284 screen_w = DisplayWidth(SDL_Display, SDL_Screen); |
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285 screen_h = DisplayHeight(SDL_Display, SDL_Screen); |
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286 |
| 0 | 287 #ifdef XFREE86_VM |
| 288 /* Metro-X 4.3.0 and earlier has a broken implementation of | |
| 289 XF86VidModeGetAllModeLines() - it hangs the client. | |
| 290 */ | |
| 291 buggy_X11 = 0; | |
| 292 if ( strcmp(ServerVendor(SDL_Display), "Metro Link Incorporated") == 0 ) { | |
| 293 FILE *metro_fp; | |
| 294 | |
| 295 metro_fp = fopen("/usr/X11R6/lib/X11/Metro/.version", "r"); | |
| 296 if ( metro_fp != NULL ) { | |
| 297 int major, minor, patch, version; | |
| 298 major = 0; minor = 0; patch = 0; | |
| 299 fscanf(metro_fp, "%d.%d.%d", &major, &minor, &patch); | |
| 300 version = major*100+minor*10+patch; | |
| 301 if ( version < 431 ) { | |
| 302 buggy_X11 = 1; | |
| 303 } | |
| 304 fclose(metro_fp); | |
| 305 } | |
| 306 } | |
| 307 #if defined(__alpha__) || defined(__powerpc__) | |
| 308 /* The alpha and PPC XFree86 servers are also buggy */ | |
| 309 buggy_X11 = 1; | |
| 310 #endif | |
| 311 /* Enumerate the available fullscreen modes */ | |
| 312 if ( ! buggy_X11 ) { | |
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313 if ( SDL_NAME(XF86VidModeQueryExtension)(SDL_Display, &vm_event, &vm_error) && |
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314 SDL_NAME(XF86VidModeQueryVersion)(SDL_Display, &vm_major, &vm_minor) ) { |
| 0 | 315 #ifdef BROKEN_XFREE86_4001 |
| 316 #ifdef X_XF86VidModeGetDotClocks /* Compiled under XFree86 4.0 */ | |
| 317 /* Earlier X servers hang when doing vidmode */ | |
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318 if ( vm_major < 2 ) { |
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319 #ifdef XFREE86_DEBUG |
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320 printf("Compiled under XFree86 4.0, server is XFree86 3.X\n"); |
| 0 | 321 #endif |
| 322 buggy_X11 = 1; | |
| 323 } | |
| 324 #else | |
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325 /* XFree86 3.X code works with XFree86 4.0 servers */; |
| 0 | 326 #endif /* XFree86 4.0 */ |
| 327 #endif /* XFree86 4.02 and newer are fixed wrt backwards compatibility */ | |
| 328 } else { | |
| 329 buggy_X11 = 1; | |
| 330 } | |
| 331 } | |
| 332 if ( ! buggy_X11 && | |
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333 SDL_NAME(XF86VidModeGetAllModeLines)(SDL_Display, SDL_Screen,&nmodes,&modes) ) { |
| 0 | 334 |
| 335 qsort(modes, nmodes, sizeof *modes, cmpmodes); | |
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336 SDL_modelist = (SDL_Rect **)malloc((nmodes+2)*sizeof(SDL_Rect *)); |
| 0 | 337 if ( SDL_modelist ) { |
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338 n = 0; |
| 0 | 339 for ( i=0; i<nmodes; ++i ) { |
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340 int w, h; |
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341 |
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342 /* Check to see if we should add the screen size (Xinerama) */ |
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343 w = modes[i]->hdisplay; |
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344 h = modes[i]->vdisplay; |
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345 if ( (screen_w * screen_h) >= (w * h) ) { |
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346 if ( (screen_w != w) || (screen_h != h) ) { |
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347 SDL_modelist[n] = (SDL_Rect *)malloc(sizeof(SDL_Rect)); |
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348 if ( SDL_modelist[n] ) { |
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349 SDL_modelist[n]->x = 0; |
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350 SDL_modelist[n]->y = 0; |
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351 SDL_modelist[n]->w = screen_w; |
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352 SDL_modelist[n]->h = screen_h; |
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353 ++n; |
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354 } |
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355 } |
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356 screen_w = 0; |
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357 screen_h = 0; |
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358 } |
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359 |
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360 /* Add the size from the video mode list */ |
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361 SDL_modelist[n] = (SDL_Rect *)malloc(sizeof(SDL_Rect)); |
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362 if ( SDL_modelist[n] == NULL ) { |
| 0 | 363 break; |
| 364 } | |
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365 SDL_modelist[n]->x = 0; |
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366 SDL_modelist[n]->y = 0; |
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367 SDL_modelist[n]->w = w; |
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368 SDL_modelist[n]->h = h; |
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369 ++n; |
| 0 | 370 } |
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371 SDL_modelist[n] = NULL; |
| 0 | 372 } |
| 373 XFree(modes); | |
| 374 | |
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375 use_vidmode = vm_major * 100 + vm_minor; |
| 0 | 376 save_mode(this); |
| 377 } | |
| 378 #endif /* XFREE86_VM */ | |
| 379 | |
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380 /* XiG */ |
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381 #ifdef HAVE_XIGXME |
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382 /* first lets make sure we have the extension, and it's at least v2.0 */ |
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383 if (XiGMiscQueryVersion(SDL_Display, &xme_major, &xme_minor)) { |
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384 #ifdef XIG_DEBUG |
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385 fprintf(stderr, "XME: XiGMiscQueryVersion: V%d.%d\n", |
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386 xme_major, xme_minor); |
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387 #endif |
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388 /* work around a XiGMisc bogosity in our version of libXext */ |
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389 if (xme_major == 0 && xme_major == 0) { |
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390 /* Ideally libxme would spit this out, but the problem is that |
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391 the right Query func will never be called if using the bogus |
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392 libXext version. |
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393 */ |
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394 fprintf(stderr, |
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395 "XME: If you are using Xi Graphics CDE and a Summit server, you need to\n" |
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396 "XME: get the libXext update from our ftp site before fullscreen switching\n" |
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397 "XME: will work. Fullscreen switching is only supported on Summit Servers\n"); |
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398 } |
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399 } else { |
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400 /* not there. Bummer. */ |
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401 xme_major = xme_minor = 0; |
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402 } |
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403 |
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404 modelist = NULL; |
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405 if (xme_major >= 2 && (nummodes = XiGMiscQueryResolutions(SDL_Display, |
|
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406 SDL_Screen, |
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407 0, /* view */ |
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408 &ractive, |
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409 &modelist)) > 1) |
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410 { /* then we actually have some */ |
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411 int j; |
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412 |
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413 #ifdef XIG_DEBUG |
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414 fprintf(stderr, "XME: nummodes = %d, active mode = %d\n", |
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415 nummodes, ractive); |
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416 #endif |
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417 |
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418 SDL_modelist = (SDL_Rect **)malloc((nummodes+1)*sizeof(SDL_Rect *)); |
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419 |
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420 /* we get the list already sorted in */ |
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421 /* descending order. We'll copy it in */ |
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422 /* reverse order so SDL is happy */ |
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423 if (SDL_modelist) { |
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424 for ( i=0, j=nummodes-1; j>=0; i++, j-- ) { |
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425 if ((SDL_modelist[i] = |
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426 (SDL_Rect *)malloc(sizeof(SDL_Rect))) == NULL) |
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427 break; |
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428 #ifdef XIG_DEBUG |
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429 fprintf(stderr, "XME: mode = %4d, w = %4d, h = %4d\n", |
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430 i, modelist[i].width, modelist[i].height); |
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431 #endif |
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432 |
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433 SDL_modelist[i]->x = 0; |
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434 SDL_modelist[i]->y = 0; |
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435 SDL_modelist[i]->w = modelist[j].width; |
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436 SDL_modelist[i]->h = modelist[j].height; |
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437 |
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438 } |
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439 SDL_modelist[i] = NULL; /* terminator */ |
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440 } |
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441 use_xme = 1; |
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442 saved_res = modelist[ractive]; /* save the current resolution */ |
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443 } else { |
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444 use_xme = 0; |
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445 } |
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446 if ( modelist ) { |
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447 XFree(modelist); |
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448 } |
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449 #endif /* HAVE_XIGXME */ |
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450 |
| 0 | 451 { |
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452 static int depth_list[] = { 32, 24, 16, 15, 8 }; |
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453 int j, np; |
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454 int use_directcolor = 1; |
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455 XPixmapFormatValues *pf; |
| 0 | 456 |
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457 /* Search for the visuals in deepest-first order, so that the first |
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458 will be the richest one */ |
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459 if ( getenv("SDL_VIDEO_X11_NODIRECTCOLOR") ) { |
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460 use_directcolor = 0; |
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461 } |
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462 this->hidden->nvisuals = 0; |
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463 if ( ! add_visual_byid(this, getenv("SDL_VIDEO_X11_VISUALID")) ) { |
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464 for ( i=0; i<SDL_TABLESIZE(depth_list); ++i ) { |
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465 if ( depth_list[i] > 8 ) { |
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466 if ( use_directcolor ) { |
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467 add_visual(this, depth_list[i], DirectColor); |
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468 } |
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469 add_visual(this, depth_list[i], TrueColor); |
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470 } else { |
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471 add_visual(this, depth_list[i], PseudoColor); |
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472 add_visual(this, depth_list[i], StaticColor); |
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473 } |
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474 } |
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475 } |
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476 if ( this->hidden->nvisuals == 0 ) { |
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477 SDL_SetError("Found no sufficiently capable X11 visuals"); |
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478 return -1; |
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479 } |
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480 |
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481 /* look up the pixel quantum for each depth */ |
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482 pf = XListPixmapFormats(SDL_Display, &np); |
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483 for(i = 0; i < this->hidden->nvisuals; i++) { |
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484 int d = this->hidden->visuals[i].depth; |
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485 for(j = 0; j < np; j++) |
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486 if(pf[j].depth == d) |
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487 break; |
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488 this->hidden->visuals[i].bpp = j < np ? pf[j].bits_per_pixel : d; |
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489 } |
| 0 | 490 |
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491 XFree(pf); |
| 0 | 492 } |
| 493 | |
| 494 if ( SDL_modelist == NULL ) { | |
| 495 SDL_modelist = (SDL_Rect **)malloc((1+1)*sizeof(SDL_Rect *)); | |
| 496 if ( SDL_modelist ) { | |
|
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497 n = 0; |
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498 SDL_modelist[n] = (SDL_Rect *)malloc(sizeof(SDL_Rect)); |
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499 if ( SDL_modelist[n] ) { |
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500 SDL_modelist[n]->x = 0; |
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501 SDL_modelist[n]->y = 0; |
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502 SDL_modelist[n]->w = screen_w; |
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503 SDL_modelist[n]->h = screen_h; |
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504 ++n; |
| 0 | 505 } |
|
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506 SDL_modelist[n] = NULL; |
| 0 | 507 } |
| 508 } | |
| 509 | |
|
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510 #if defined(XFREE86_DEBUG) || defined(XIG_DEBUG) |
| 0 | 511 if ( use_vidmode ) { |
|
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512 printf("XFree86 VidMode is enabled\n"); |
| 0 | 513 } |
|
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514 |
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515 #ifdef HAVE_XIGXME |
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516 if ( use_xme ) |
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517 printf("Xi Graphics XME fullscreen is enabled\n"); |
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518 else |
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519 printf("Xi Graphics XME fullscreen is not available\n"); |
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520 #endif |
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521 |
| 0 | 522 if ( SDL_modelist ) { |
|
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523 printf("X11 video mode list:\n"); |
| 0 | 524 for ( i=0; SDL_modelist[i]; ++i ) { |
|
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525 printf("\t%dx%d\n", SDL_modelist[i]->w, SDL_modelist[i]->h); |
| 0 | 526 } |
| 527 } | |
|
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528 #endif /* XFREE86_DEBUG || XIG_DEBUG */ |
|
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529 |
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530 /* The default X/Y fullscreen offset is 0/0 */ |
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531 xinerama_x = 0; |
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532 xinerama_y = 0; |
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533 |
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534 #ifdef HAVE_XINERAMA |
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535 /* Query Xinerama extention */ |
|
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536 if ( SDL_NAME(XineramaQueryExtension)(SDL_Display, &i, &i) && |
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537 SDL_NAME(XineramaIsActive)(SDL_Display) ) { |
|
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538 /* Find out which screen is the desired one */ |
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539 int desired = 0; |
|
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540 int screens; |
|
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541 SDL_NAME(XineramaScreenInfo) *xinerama; |
|
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542 |
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543 #ifdef XINERAMA_DEBUG |
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544 printf("X11 detected Xinerama:\n"); |
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545 #endif |
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546 #if 0 /* Apparently the vidmode extension doesn't work with Xinerama */ |
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547 const char *variable = getenv("SDL_VIDEO_X11_XINERAMA_SCREEN"); |
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548 if ( variable ) { |
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549 desired = atoi(variable); |
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550 } |
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551 #endif |
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552 xinerama = SDL_NAME(XineramaQueryScreens)(SDL_Display, &screens); |
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553 for ( i = 0; i < screens; i++ ) { |
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554 #ifdef XINERAMA_DEBUG |
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555 printf("xinerama %d: %dx%d+%d+%d\n", |
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556 xinerama[i].screen_number, |
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557 xinerama[i].width, xinerama[i].height, |
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558 xinerama[i].x_org, xinerama[i].y_org); |
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559 #endif |
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560 if ( xinerama[i].screen_number == desired ) { |
|
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561 xinerama_x = xinerama[i].x_org; |
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562 xinerama_y = xinerama[i].y_org; |
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563 } |
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564 } |
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565 XFree(xinerama); |
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566 } |
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567 #endif /* HAVE_XINERAMA */ |
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568 |
| 0 | 569 return 0; |
| 570 } | |
| 571 | |
| 572 int X11_SupportedVisual(_THIS, SDL_PixelFormat *format) | |
| 573 { | |
| 574 int i; | |
| 575 for(i = 0; i < this->hidden->nvisuals; i++) | |
|
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576 if(this->hidden->visuals[i].bpp == format->BitsPerPixel) |
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577 return 1; |
| 0 | 578 return 0; |
| 579 } | |
| 580 | |
| 581 SDL_Rect **X11_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags) | |
| 582 { | |
| 583 if ( X11_SupportedVisual(this, format) ) { | |
| 584 if ( flags & SDL_FULLSCREEN ) { | |
| 585 return(SDL_modelist); | |
| 586 } else { | |
| 587 return((SDL_Rect **)-1); | |
| 588 } | |
| 589 } else { | |
| 590 return((SDL_Rect **)0); | |
| 591 } | |
| 592 } | |
| 593 | |
| 594 void X11_FreeVideoModes(_THIS) | |
| 595 { | |
| 596 int i; | |
| 597 | |
| 598 if ( SDL_modelist ) { | |
| 599 for ( i=0; SDL_modelist[i]; ++i ) { | |
| 600 free(SDL_modelist[i]); | |
| 601 } | |
| 602 free(SDL_modelist); | |
| 603 SDL_modelist = NULL; | |
| 604 } | |
| 605 } | |
| 606 | |
| 607 int X11_ResizeFullScreen(_THIS) | |
| 608 { | |
| 609 int x, y; | |
| 610 int real_w, real_h; | |
|
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611 int screen_w; |
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612 int screen_h; |
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613 |
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614 screen_w = DisplayWidth(SDL_Display, SDL_Screen); |
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615 screen_h = DisplayHeight(SDL_Display, SDL_Screen); |
| 0 | 616 |
|
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617 x = xinerama_x; |
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618 y = xinerama_y; |
| 0 | 619 if ( currently_fullscreen ) { |
| 620 /* Switch resolution and cover it with the FSwindow */ | |
|
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621 move_cursor_to(this, x, y); |
| 0 | 622 set_best_resolution(this, current_w, current_h); |
|
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623 move_cursor_to(this, x, y); |
| 0 | 624 get_real_resolution(this, &real_w, &real_h); |
|
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625 if ( current_w > real_w ) { |
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626 real_w = MAX(real_w, screen_w); |
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627 } |
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628 if ( current_h > real_h ) { |
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629 real_h = MAX(real_h, screen_h); |
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630 } |
|
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631 XMoveResizeWindow(SDL_Display, FSwindow, x, y, real_w, real_h); |
| 0 | 632 move_cursor_to(this, real_w/2, real_h/2); |
| 633 | |
| 634 /* Center and reparent the drawing window */ | |
| 635 x = (real_w - current_w)/2; | |
| 636 y = (real_h - current_h)/2; | |
| 637 XReparentWindow(SDL_Display, SDL_Window, FSwindow, x, y); | |
| 638 /* FIXME: move the mouse to the old relative location */ | |
| 639 XSync(SDL_Display, True); /* Flush spurious mode change events */ | |
| 640 } | |
| 641 return(1); | |
| 642 } | |
| 643 | |
| 644 void X11_QueueEnterFullScreen(_THIS) | |
| 645 { | |
| 646 switch_waiting = 0x01 | SDL_FULLSCREEN; | |
| 647 switch_time = SDL_GetTicks() + 1500; | |
| 648 #if 0 /* This causes a BadMatch error if the window is iconified (not needed) */ | |
| 649 XSetInputFocus(SDL_Display, WMwindow, RevertToNone, CurrentTime); | |
| 650 #endif | |
| 651 } | |
| 652 | |
| 653 int X11_EnterFullScreen(_THIS) | |
| 654 { | |
| 655 int okay; | |
| 656 #if 0 | |
| 657 Window tmpwin, *windows; | |
| 658 int i, nwindows; | |
| 659 #endif | |
|
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660 int real_w, real_h; |
|
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661 int screen_w; |
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662 int screen_h; |
| 0 | 663 |
| 664 okay = 1; | |
|
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665 if ( currently_fullscreen ) { |
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666 return(okay); |
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667 } |
| 0 | 668 |
|
98
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669 /* Ungrab the input so that we can move the mouse around */ |
|
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670 X11_GrabInputNoLock(this, SDL_GRAB_OFF); |
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671 |
|
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672 /* Map the fullscreen window to blank the screen */ |
|
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673 screen_w = DisplayWidth(SDL_Display, SDL_Screen); |
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674 screen_h = DisplayHeight(SDL_Display, SDL_Screen); |
|
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675 get_real_resolution(this, &real_w, &real_h); |
|
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676 if ( current_w > real_w ) { |
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677 real_w = MAX(real_w, screen_w); |
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678 } |
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679 if ( current_h > real_h ) { |
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680 real_h = MAX(real_h, screen_h); |
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681 } |
|
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682 XMoveResizeWindow(SDL_Display, FSwindow, |
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683 xinerama_x, xinerama_y, real_w, real_h); |
|
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684 XMapRaised(SDL_Display, FSwindow); |
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685 X11_WaitMapped(this, FSwindow); |
| 0 | 686 |
| 687 #if 0 /* This seems to break WindowMaker in focus-follows-mouse mode */ | |
|
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688 /* Make sure we got to the top of the window stack */ |
|
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689 if ( XQueryTree(SDL_Display, SDL_Root, &tmpwin, &tmpwin, |
|
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690 &windows, &nwindows) && windows ) { |
|
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691 /* If not, try to put us there - if fail... oh well */ |
|
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692 if ( windows[nwindows-1] != FSwindow ) { |
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693 tmpwin = windows[nwindows-1]; |
|
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694 for ( i=0; i<nwindows; ++i ) { |
|
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695 if ( windows[i] == FSwindow ) { |
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696 memcpy(&windows[i], &windows[i+1], |
|
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697 (nwindows-i-1)*sizeof(windows[i])); |
|
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698 break; |
| 0 | 699 } |
| 700 } | |
|
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701 windows[nwindows-1] = FSwindow; |
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702 XRestackWindows(SDL_Display, windows, nwindows); |
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703 XSync(SDL_Display, False); |
| 0 | 704 } |
|
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705 XFree(windows); |
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706 } |
| 0 | 707 #else |
|
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708 XRaiseWindow(SDL_Display, FSwindow); |
| 0 | 709 #endif |
| 710 | |
| 711 #ifdef XFREE86_VM | |
|
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712 /* Save the current video mode */ |
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713 if ( use_vidmode ) { |
|
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714 SDL_NAME(XF86VidModeLockModeSwitch)(SDL_Display, SDL_Screen, True); |
|
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715 } |
| 0 | 716 #endif |
|
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717 currently_fullscreen = 1; |
| 0 | 718 |
|
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719 /* Set the new resolution */ |
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720 okay = X11_ResizeFullScreen(this); |
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721 if ( ! okay ) { |
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722 X11_LeaveFullScreen(this); |
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723 } |
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724 /* Set the colormap */ |
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|
725 if ( SDL_XColorMap ) { |
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726 XInstallColormap(SDL_Display, SDL_XColorMap); |
| 0 | 727 } |
|
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728 if ( okay ) |
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729 X11_GrabInputNoLock(this, this->input_grab | SDL_GRAB_FULLSCREEN); |
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730 |
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731 /* We may need to refresh the screen at this point (no backing store) |
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732 We also don't get an event, which is why we explicitly refresh. */ |
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733 if ( this->screen ) { |
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734 if ( this->screen->flags & SDL_OPENGL ) { |
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735 SDL_PrivateExpose(); |
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736 } else { |
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737 X11_RefreshDisplay(this); |
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738 } |
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739 } |
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|
740 |
| 0 | 741 return(okay); |
| 742 } | |
| 743 | |
| 744 int X11_LeaveFullScreen(_THIS) | |
| 745 { | |
| 746 if ( currently_fullscreen ) { | |
| 747 XReparentWindow(SDL_Display, SDL_Window, WMwindow, 0, 0); | |
| 748 #ifdef XFREE86_VM | |
| 749 if ( use_vidmode ) { | |
| 750 restore_mode(this); | |
|
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751 SDL_NAME(XF86VidModeLockModeSwitch)(SDL_Display, SDL_Screen, False); |
| 0 | 752 } |
| 753 #endif | |
|
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754 |
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755 #ifdef HAVE_XIGXME |
|
499
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756 if ( use_xme ) { |
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757 int rw, rh; |
|
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758 |
|
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759 /* check current mode so we can avoid uneccessary mode changes */ |
|
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760 get_real_resolution(this, &rw, &rh); |
|
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761 |
|
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762 if (rw != saved_res.width || rh != saved_res.height) { |
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763 XiGMiscChangeResolution(SDL_Display, |
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764 SDL_Screen, |
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765 0, /* view */ |
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766 saved_res.width, |
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767 saved_res.height, |
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|
768 0); |
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769 XSync(SDL_Display, False); |
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770 } |
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771 } |
|
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772 #endif |
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773 |
| 0 | 774 XUnmapWindow(SDL_Display, FSwindow); |
| 775 X11_WaitUnmapped(this, FSwindow); | |
| 776 XSync(SDL_Display, True); /* Flush spurious mode change events */ | |
| 777 currently_fullscreen = 0; | |
| 778 } | |
| 779 /* If we get popped out of fullscreen mode for some reason, input_grab | |
| 780 will still have the SDL_GRAB_FULLSCREEN flag set, since this is only | |
| 781 temporary. In this case, release the grab unless the input has been | |
| 782 explicitly grabbed. | |
| 783 */ | |
| 784 X11_GrabInputNoLock(this, this->input_grab & ~SDL_GRAB_FULLSCREEN); | |
|
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785 |
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786 /* We may need to refresh the screen at this point (no backing store) |
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787 We also don't get an event, which is why we explicitly refresh. */ |
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788 if ( this->screen ) { |
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789 if ( this->screen->flags & SDL_OPENGL ) { |
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790 SDL_PrivateExpose(); |
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791 } else { |
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|
792 X11_RefreshDisplay(this); |
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793 } |
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|
794 } |
|
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|
795 |
| 0 | 796 return(0); |
| 797 } |