Mercurial > sdl-ios-xcode
annotate src/video/x11/SDL_x11video.c @ 4404:b8de86ee2ad6 SDL-1.2-olpc
First shot at GTK+ video target for the OLPC laptops. Seriously incomplete,
but it's enough to get some bits to a window...
| author | Ryan C. Gordon <icculus@icculus.org> |
|---|---|
| date | Thu, 19 Apr 2007 07:12:30 +0000 |
| parents | c5c3c772f5aa |
| children | 3dc92ff218dd |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 SDL - Simple DirectMedia Layer | |
|
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3 Copyright (C) 1997-2006 Sam Lantinga |
| 0 | 4 |
| 5 This library is free software; you can redistribute it and/or | |
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6 modify it under the terms of the GNU Lesser General Public |
| 0 | 7 License as published by the Free Software Foundation; either |
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8 version 2.1 of the License, or (at your option) any later version. |
| 0 | 9 |
| 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 | |
|
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13 Lesser General Public License for more details. |
| 0 | 14 |
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15 You should have received a copy of the GNU Lesser General Public |
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16 License along with this library; if not, write to the Free Software |
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| 0 | 18 |
| 19 Sam Lantinga | |
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20 slouken@libsdl.org |
| 0 | 21 */ |
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22 #include "SDL_config.h" |
| 0 | 23 |
| 24 /* X11 based SDL video driver implementation. | |
| 25 Note: This implementation does not currently need X11 thread locking, | |
| 26 since the event thread uses a separate X connection and any | |
| 27 additional locking necessary is handled internally. However, | |
| 28 if full locking is neccessary, take a look at XInitThreads(). | |
| 29 */ | |
| 30 | |
| 31 #include <unistd.h> | |
| 32 #include <sys/ioctl.h> | |
| 33 #ifdef MTRR_SUPPORT | |
| 34 #include <asm/mtrr.h> | |
| 35 #include <sys/fcntl.h> | |
| 36 #endif | |
| 37 | |
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38 #include "SDL_endian.h" |
| 0 | 39 #include "SDL_timer.h" |
| 40 #include "SDL_thread.h" | |
| 41 #include "SDL_video.h" | |
| 42 #include "SDL_mouse.h" | |
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43 #include "../SDL_sysvideo.h" |
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44 #include "../SDL_pixels_c.h" |
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45 #include "../../events/SDL_events_c.h" |
| 0 | 46 #include "SDL_x11video.h" |
| 47 #include "SDL_x11wm_c.h" | |
| 48 #include "SDL_x11mouse_c.h" | |
| 49 #include "SDL_x11events_c.h" | |
| 50 #include "SDL_x11modes_c.h" | |
| 51 #include "SDL_x11image_c.h" | |
| 52 #include "SDL_x11yuv_c.h" | |
| 53 #include "SDL_x11gl_c.h" | |
| 54 #include "SDL_x11gamma_c.h" | |
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55 #include "../blank_cursor.h" |
| 0 | 56 |
| 57 /* Initialization/Query functions */ | |
| 58 static int X11_VideoInit(_THIS, SDL_PixelFormat *vformat); | |
| 59 static SDL_Surface *X11_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags); | |
| 60 static int X11_ToggleFullScreen(_THIS, int on); | |
| 61 static void X11_UpdateMouse(_THIS); | |
| 62 static int X11_SetColors(_THIS, int firstcolor, int ncolors, | |
| 63 SDL_Color *colors); | |
| 64 static int X11_SetGammaRamp(_THIS, Uint16 *ramp); | |
| 65 static void X11_VideoQuit(_THIS); | |
| 66 | |
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67 |
| 0 | 68 /* X11 driver bootstrap functions */ |
| 69 | |
| 70 static int X11_Available(void) | |
| 71 { | |
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72 Display *display = NULL; |
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73 if ( SDL_X11_LoadSymbols() ) { |
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74 display = XOpenDisplay(NULL); |
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75 if ( display != NULL ) { |
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76 XCloseDisplay(display); |
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77 } |
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78 SDL_X11_UnloadSymbols(); |
| 0 | 79 } |
| 80 return(display != NULL); | |
| 81 } | |
| 82 | |
| 83 static void X11_DeleteDevice(SDL_VideoDevice *device) | |
| 84 { | |
| 85 if ( device ) { | |
| 86 if ( device->hidden ) { | |
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87 SDL_free(device->hidden); |
| 0 | 88 } |
| 89 if ( device->gl_data ) { | |
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90 SDL_free(device->gl_data); |
| 0 | 91 } |
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92 SDL_free(device); |
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93 SDL_X11_UnloadSymbols(); |
| 0 | 94 } |
| 95 } | |
| 96 | |
| 97 static SDL_VideoDevice *X11_CreateDevice(int devindex) | |
| 98 { | |
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99 SDL_VideoDevice *device = NULL; |
| 0 | 100 |
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101 if ( SDL_X11_LoadSymbols() ) { |
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102 /* Initialize all variables that we clean on shutdown */ |
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103 device = (SDL_VideoDevice *)SDL_malloc(sizeof(SDL_VideoDevice)); |
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104 if ( device ) { |
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105 SDL_memset(device, 0, (sizeof *device)); |
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106 device->hidden = (struct SDL_PrivateVideoData *) |
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107 SDL_malloc((sizeof *device->hidden)); |
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108 device->gl_data = (struct SDL_PrivateGLData *) |
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109 SDL_malloc((sizeof *device->gl_data)); |
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110 } |
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111 if ( (device == NULL) || (device->hidden == NULL) || |
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112 (device->gl_data == NULL) ) { |
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113 SDL_OutOfMemory(); |
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114 X11_DeleteDevice(device); /* calls SDL_X11_UnloadSymbols(). */ |
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115 return(0); |
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116 } |
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117 SDL_memset(device->hidden, 0, (sizeof *device->hidden)); |
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118 SDL_memset(device->gl_data, 0, (sizeof *device->gl_data)); |
| 0 | 119 |
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120 /* Set the driver flags */ |
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121 device->handles_any_size = 1; |
| 0 | 122 |
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123 /* Set the function pointers */ |
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124 device->VideoInit = X11_VideoInit; |
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125 device->ListModes = X11_ListModes; |
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126 device->SetVideoMode = X11_SetVideoMode; |
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127 device->ToggleFullScreen = X11_ToggleFullScreen; |
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128 device->UpdateMouse = X11_UpdateMouse; |
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129 #if SDL_VIDEO_DRIVER_X11_XV |
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130 device->CreateYUVOverlay = X11_CreateYUVOverlay; |
| 0 | 131 #endif |
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132 device->SetColors = X11_SetColors; |
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133 device->UpdateRects = NULL; |
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134 device->VideoQuit = X11_VideoQuit; |
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135 device->AllocHWSurface = X11_AllocHWSurface; |
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136 device->CheckHWBlit = NULL; |
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137 device->FillHWRect = NULL; |
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138 device->SetHWColorKey = NULL; |
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139 device->SetHWAlpha = NULL; |
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140 device->LockHWSurface = X11_LockHWSurface; |
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141 device->UnlockHWSurface = X11_UnlockHWSurface; |
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142 device->FlipHWSurface = X11_FlipHWSurface; |
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143 device->FreeHWSurface = X11_FreeHWSurface; |
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144 device->SetGamma = X11_SetVidModeGamma; |
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145 device->GetGamma = X11_GetVidModeGamma; |
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146 device->SetGammaRamp = X11_SetGammaRamp; |
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147 device->GetGammaRamp = NULL; |
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148 #if SDL_VIDEO_OPENGL_GLX |
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149 device->GL_LoadLibrary = X11_GL_LoadLibrary; |
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150 device->GL_GetProcAddress = X11_GL_GetProcAddress; |
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151 device->GL_GetAttribute = X11_GL_GetAttribute; |
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152 device->GL_MakeCurrent = X11_GL_MakeCurrent; |
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153 device->GL_SwapBuffers = X11_GL_SwapBuffers; |
| 0 | 154 #endif |
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155 device->SetCaption = X11_SetCaption; |
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156 device->SetIcon = X11_SetIcon; |
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157 device->IconifyWindow = X11_IconifyWindow; |
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158 device->GrabInput = X11_GrabInput; |
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159 device->GetWMInfo = X11_GetWMInfo; |
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160 device->FreeWMCursor = X11_FreeWMCursor; |
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161 device->CreateWMCursor = X11_CreateWMCursor; |
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162 device->ShowWMCursor = X11_ShowWMCursor; |
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163 device->WarpWMCursor = X11_WarpWMCursor; |
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164 device->CheckMouseMode = X11_CheckMouseMode; |
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165 device->InitOSKeymap = X11_InitOSKeymap; |
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166 device->PumpEvents = X11_PumpEvents; |
| 0 | 167 |
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168 device->free = X11_DeleteDevice; |
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169 } |
| 0 | 170 |
| 171 return device; | |
| 172 } | |
| 173 | |
| 174 VideoBootStrap X11_bootstrap = { | |
| 175 "x11", "X Window System", | |
| 176 X11_Available, X11_CreateDevice | |
| 177 }; | |
| 178 | |
| 179 /* Normal X11 error handler routine */ | |
| 180 static int (*X_handler)(Display *, XErrorEvent *) = NULL; | |
| 181 static int x_errhandler(Display *d, XErrorEvent *e) | |
| 182 { | |
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183 #if SDL_VIDEO_DRIVER_X11_VIDMODE |
| 0 | 184 extern int vm_error; |
| 185 #endif | |
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186 #if SDL_VIDEO_DRIVER_X11_DGAMOUSE |
| 0 | 187 extern int dga_error; |
| 188 #endif | |
| 189 | |
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190 #if SDL_VIDEO_DRIVER_X11_VIDMODE |
| 0 | 191 /* VidMode errors are non-fatal. :) */ |
| 192 /* Are the errors offset by one from the error base? | |
| 193 e.g. the error base is 143, the code is 148, and the | |
| 194 actual error is XF86VidModeExtensionDisabled (4) ? | |
| 195 */ | |
| 196 if ( (vm_error >= 0) && | |
| 197 (((e->error_code == BadRequest)&&(e->request_code == vm_error)) || | |
| 198 ((e->error_code > vm_error) && | |
| 199 (e->error_code <= (vm_error+XF86VidModeNumberErrors)))) ) { | |
| 1765 | 200 #ifdef X11_DEBUG |
| 0 | 201 { char errmsg[1024]; |
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202 XGetErrorText(d, e->error_code, errmsg, sizeof(errmsg)); |
| 0 | 203 printf("VidMode error: %s\n", errmsg); |
| 204 } | |
| 205 #endif | |
| 206 return(0); | |
| 207 } | |
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208 #endif /* SDL_VIDEO_DRIVER_X11_VIDMODE */ |
| 0 | 209 |
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210 #if SDL_VIDEO_DRIVER_X11_DGAMOUSE |
| 0 | 211 /* DGA errors can be non-fatal. :) */ |
| 212 if ( (dga_error >= 0) && | |
| 213 ((e->error_code > dga_error) && | |
| 214 (e->error_code <= (dga_error+XF86DGANumberErrors))) ) { | |
| 1765 | 215 #ifdef X11_DEBUG |
| 0 | 216 { char errmsg[1024]; |
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217 XGetErrorText(d, e->error_code, errmsg, sizeof(errmsg)); |
| 0 | 218 printf("DGA error: %s\n", errmsg); |
| 219 } | |
| 220 #endif | |
| 221 return(0); | |
| 222 } | |
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223 #endif /* SDL_VIDEO_DRIVER_X11_DGAMOUSE */ |
| 0 | 224 |
| 225 return(X_handler(d,e)); | |
| 226 } | |
| 227 | |
| 228 /* X11 I/O error handler routine */ | |
| 229 static int (*XIO_handler)(Display *) = NULL; | |
| 230 static int xio_errhandler(Display *d) | |
| 231 { | |
| 232 /* Ack! Lost X11 connection! */ | |
| 233 | |
| 234 /* We will crash if we try to clean up our display */ | |
| 235 if ( current_video->hidden->Ximage ) { | |
| 236 SDL_VideoSurface->pixels = NULL; | |
| 237 } | |
| 238 current_video->hidden->X11_Display = NULL; | |
| 239 | |
| 240 /* Continue with the standard X11 error handler */ | |
| 241 return(XIO_handler(d)); | |
| 242 } | |
| 243 | |
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244 static int (*Xext_handler)(Display *, _Xconst char *, _Xconst char *) = NULL; |
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245 static int xext_errhandler(Display *d, _Xconst char *ext, _Xconst char *reason) |
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246 { |
| 1765 | 247 #ifdef X11_DEBUG |
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248 printf("Xext error inside SDL (may be harmless):\n"); |
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249 printf(" Extension \"%s\" %s on display \"%s\".\n", |
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250 ext, reason, XDisplayString(d)); |
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251 #endif |
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252 |
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253 if (SDL_strcmp(reason, "missing") == 0) { |
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254 /* |
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255 * Since the query itself, elsewhere, can handle a missing extension |
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256 * and the default behaviour in Xlib is to write to stderr, which |
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257 * generates unnecessary bug reports, we just ignore these. |
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258 */ |
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259 return 0; |
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260 } |
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261 |
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262 /* Everything else goes to the default handler... */ |
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263 return Xext_handler(d, ext, reason); |
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264 } |
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265 |
| 1325 | 266 /* Find out what class name we should use */ |
| 267 static char *get_classname(char *classname, int maxlen) | |
| 268 { | |
| 269 char *spot; | |
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270 #if defined(__LINUX__) || defined(__FREEBSD__) |
| 1325 | 271 char procfile[1024]; |
| 272 char linkfile[1024]; | |
| 273 int linksize; | |
| 274 #endif | |
| 275 | |
| 276 /* First allow environment variable override */ | |
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277 spot = SDL_getenv("SDL_VIDEO_X11_WMCLASS"); |
| 1325 | 278 if ( spot ) { |
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279 SDL_strlcpy(classname, spot, maxlen); |
| 1325 | 280 return classname; |
| 281 } | |
| 282 | |
| 283 /* Next look at the application's executable name */ | |
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284 #if defined(__LINUX__) || defined(__FREEBSD__) |
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285 #if defined(__LINUX__) |
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286 SDL_snprintf(procfile, SDL_arraysize(procfile), "/proc/%d/exe", getpid()); |
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287 #elif defined(__FREEBSD__) |
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288 SDL_snprintf(procfile, SDL_arraysize(procfile), "/proc/%d/file", getpid()); |
| 1325 | 289 #else |
| 290 #error Where can we find the executable name? | |
| 291 #endif | |
| 292 linksize = readlink(procfile, linkfile, sizeof(linkfile)-1); | |
| 293 if ( linksize > 0 ) { | |
| 294 linkfile[linksize] = '\0'; | |
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295 spot = SDL_strrchr(linkfile, '/'); |
| 1325 | 296 if ( spot ) { |
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297 SDL_strlcpy(classname, spot+1, maxlen); |
| 1325 | 298 } else { |
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299 SDL_strlcpy(classname, linkfile, maxlen); |
| 1325 | 300 } |
| 301 return classname; | |
| 302 } | |
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303 #endif /* __LINUX__ */ |
| 1325 | 304 |
| 305 /* Finally use the default we've used forever */ | |
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306 SDL_strlcpy(classname, "SDL_App", maxlen); |
| 1325 | 307 return classname; |
| 308 } | |
| 309 | |
| 0 | 310 /* Create auxiliary (toplevel) windows with the current visual */ |
| 311 static void create_aux_windows(_THIS) | |
| 312 { | |
| 1765 | 313 int x = 0, y = 0; |
| 1325 | 314 char classname[1024]; |
| 0 | 315 XSetWindowAttributes xattr; |
| 316 XWMHints *hints; | |
| 317 int def_vis = (SDL_Visual == DefaultVisual(SDL_Display, SDL_Screen)); | |
| 318 | |
| 1558 | 319 /* Look up some useful Atoms */ |
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320 WM_DELETE_WINDOW = XInternAtom(SDL_Display, "WM_DELETE_WINDOW", False); |
| 1558 | 321 |
| 0 | 322 /* Don't create any extra windows if we are being managed */ |
| 323 if ( SDL_windowid ) { | |
| 324 FSwindow = 0; | |
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325 WMwindow = SDL_strtol(SDL_windowid, NULL, 0); |
| 0 | 326 return; |
| 327 } | |
| 328 | |
| 329 if(FSwindow) | |
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330 XDestroyWindow(SDL_Display, FSwindow); |
| 0 | 331 |
| 1863 | 332 #if SDL_VIDEO_DRIVER_X11_XINERAMA |
| 1765 | 333 if ( use_xinerama ) { |
| 334 x = xinerama_info.x_org; | |
| 335 y = xinerama_info.y_org; | |
| 336 } | |
| 337 #endif | |
| 0 | 338 xattr.override_redirect = True; |
| 339 xattr.background_pixel = def_vis ? BlackPixel(SDL_Display, SDL_Screen) : 0; | |
| 340 xattr.border_pixel = 0; | |
| 341 xattr.colormap = SDL_XColorMap; | |
| 342 | |
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343 FSwindow = XCreateWindow(SDL_Display, SDL_Root, |
| 1765 | 344 x, y, 32, 32, 0, |
| 0 | 345 this->hidden->depth, InputOutput, SDL_Visual, |
| 346 CWOverrideRedirect | CWBackPixel | CWBorderPixel | |
| 347 | CWColormap, | |
| 348 &xattr); | |
| 349 | |
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350 XSelectInput(SDL_Display, FSwindow, StructureNotifyMask); |
| 0 | 351 |
| 352 /* Tell KDE to keep the fullscreen window on top */ | |
| 353 { | |
| 354 XEvent ev; | |
| 355 long mask; | |
| 356 | |
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357 SDL_memset(&ev, 0, sizeof(ev)); |
| 0 | 358 ev.xclient.type = ClientMessage; |
| 359 ev.xclient.window = SDL_Root; | |
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360 ev.xclient.message_type = XInternAtom(SDL_Display, |
| 0 | 361 "KWM_KEEP_ON_TOP", False); |
| 362 ev.xclient.format = 32; | |
| 363 ev.xclient.data.l[0] = FSwindow; | |
| 364 ev.xclient.data.l[1] = CurrentTime; | |
| 365 mask = SubstructureRedirectMask; | |
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366 XSendEvent(SDL_Display, SDL_Root, False, mask, &ev); |
| 0 | 367 } |
| 368 | |
| 369 hints = NULL; | |
| 370 if(WMwindow) { | |
| 371 /* All window attributes must survive the recreation */ | |
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372 hints = XGetWMHints(SDL_Display, WMwindow); |
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373 XDestroyWindow(SDL_Display, WMwindow); |
| 0 | 374 } |
| 375 | |
| 376 /* Create the window for windowed management */ | |
| 377 /* (reusing the xattr structure above) */ | |
| 1765 | 378 WMwindow = XCreateWindow(SDL_Display, SDL_Root, |
| 379 x, y, 32, 32, 0, | |
| 0 | 380 this->hidden->depth, InputOutput, SDL_Visual, |
| 381 CWBackPixel | CWBorderPixel | CWColormap, | |
| 382 &xattr); | |
| 383 | |
| 384 /* Set the input hints so we get keyboard input */ | |
| 385 if(!hints) { | |
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386 hints = XAllocWMHints(); |
| 0 | 387 hints->input = True; |
| 388 hints->flags = InputHint; | |
| 389 } | |
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390 XSetWMHints(SDL_Display, WMwindow, hints); |
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391 XFree(hints); |
| 1767 | 392 X11_SetCaptionNoLock(this, this->wm_title, this->wm_icon); |
| 0 | 393 |
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394 XSelectInput(SDL_Display, WMwindow, |
| 0 | 395 FocusChangeMask | KeyPressMask | KeyReleaseMask |
| 396 | PropertyChangeMask | StructureNotifyMask | KeymapStateMask); | |
| 397 | |
| 398 /* Set the class hints so we can get an icon (AfterStep) */ | |
| 1325 | 399 get_classname(classname, sizeof(classname)); |
| 0 | 400 { |
| 401 XClassHint *classhints; | |
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402 classhints = XAllocClassHint(); |
| 0 | 403 if(classhints != NULL) { |
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404 classhints->res_name = classname; |
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405 classhints->res_class = classname; |
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406 XSetClassHint(SDL_Display, WMwindow, classhints); |
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407 XFree(classhints); |
| 0 | 408 } |
| 409 } | |
| 410 | |
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411 /* Setup the communication with the IM server */ |
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412 SDL_IM = NULL; |
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413 SDL_IC = NULL; |
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414 |
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415 #ifdef X_HAVE_UTF8_STRING |
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416 if (SDL_X11_HAVE_UTF8) { |
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417 SDL_IM = XOpenIM(SDL_Display, NULL, classname, classname); |
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418 if (SDL_IM == NULL) { |
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419 SDL_SetError("no input method could be opened"); |
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420 } else { |
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421 SDL_IC = pXCreateIC(SDL_IM, |
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422 XNClientWindow, WMwindow, |
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423 XNFocusWindow, WMwindow, |
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424 XNInputStyle, XIMPreeditNothing | XIMStatusNothing, |
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425 XNResourceName, classname, |
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426 XNResourceClass, classname, |
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427 NULL); |
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428 |
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429 if (SDL_IC == NULL) { |
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430 SDL_SetError("no input context could be created"); |
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431 XCloseIM(SDL_IM); |
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432 SDL_IM = NULL; |
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433 } |
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434 } |
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435 } |
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436 #endif |
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437 |
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438 /* Allow the window to be deleted by the window manager */ |
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439 XSetWMProtocols(SDL_Display, WMwindow, &WM_DELETE_WINDOW, 1); |
| 0 | 440 } |
| 441 | |
| 442 static int X11_VideoInit(_THIS, SDL_PixelFormat *vformat) | |
| 443 { | |
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444 const char *env = NULL; |
| 0 | 445 char *display; |
| 446 int i; | |
| 447 | |
| 448 /* Open the X11 display */ | |
| 449 display = NULL; /* Get it from DISPLAY environment variable */ | |
| 450 | |
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451 if ( (SDL_strncmp(XDisplayName(display), ":", 1) == 0) || |
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452 (SDL_strncmp(XDisplayName(display), "unix:", 5) == 0) ) { |
| 0 | 453 local_X11 = 1; |
| 454 } else { | |
| 455 local_X11 = 0; | |
| 456 } | |
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457 SDL_Display = XOpenDisplay(display); |
|
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458 #if defined(__osf__) && defined(SDL_VIDEO_DRIVER_X11_DYNAMIC) |
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459 /* On Tru64 if linking without -lX11, it fails and you get following message. |
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460 * Xlib: connection to ":0.0" refused by server |
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461 * Xlib: XDM authorization key matches an existing client! |
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462 * |
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463 * It succeeds if retrying 1 second later |
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464 * or if running xhost +localhost on shell. |
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465 * |
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466 */ |
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467 if ( SDL_Display == NULL ) { |
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468 SDL_Delay(1000); |
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469 SDL_Display = XOpenDisplay(display); |
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470 } |
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471 #endif |
| 0 | 472 if ( SDL_Display == NULL ) { |
| 473 SDL_SetError("Couldn't open X11 display"); | |
| 474 return(-1); | |
| 475 } | |
| 476 #ifdef X11_DEBUG | |
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477 XSynchronize(SDL_Display, True); |
| 0 | 478 #endif |
| 479 | |
| 480 /* Create an alternate X display for graphics updates -- allows us | |
| 481 to do graphics updates in a separate thread from event handling. | |
| 482 Thread-safe X11 doesn't seem to exist. | |
| 483 */ | |
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484 GFX_Display = XOpenDisplay(display); |
| 0 | 485 if ( GFX_Display == NULL ) { |
| 486 SDL_SetError("Couldn't open X11 display"); | |
| 487 return(-1); | |
| 488 } | |
| 489 | |
| 490 /* Set the normal X error handler */ | |
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491 X_handler = XSetErrorHandler(x_errhandler); |
| 0 | 492 |
| 493 /* Set the error handler if we lose the X display */ | |
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494 XIO_handler = XSetIOErrorHandler(xio_errhandler); |
| 0 | 495 |
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496 /* Set the X extension error handler */ |
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497 Xext_handler = XSetExtensionErrorHandler(xext_errhandler); |
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498 |
| 0 | 499 /* use default screen (from $DISPLAY) */ |
| 500 SDL_Screen = DefaultScreen(SDL_Display); | |
| 501 | |
| 502 #ifndef NO_SHARED_MEMORY | |
| 503 /* Check for MIT shared memory extension */ | |
|
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504 use_mitshm = 0; |
| 0 | 505 if ( local_X11 ) { |
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506 use_mitshm = XShmQueryExtension(SDL_Display); |
| 0 | 507 } |
| 508 #endif /* NO_SHARED_MEMORY */ | |
| 509 | |
| 510 /* Get the available video modes */ | |
| 511 if(X11_GetVideoModes(this) < 0) | |
| 512 return -1; | |
| 513 | |
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514 /* Determine the current screen size */ |
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515 this->info.current_w = DisplayWidth(SDL_Display, SDL_Screen); |
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516 this->info.current_h = DisplayHeight(SDL_Display, SDL_Screen); |
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517 |
| 0 | 518 /* Determine the default screen depth: |
| 519 Use the default visual (or at least one with the same depth) */ | |
| 520 SDL_DisplayColormap = DefaultColormap(SDL_Display, SDL_Screen); | |
| 521 for(i = 0; i < this->hidden->nvisuals; i++) | |
| 522 if(this->hidden->visuals[i].depth == DefaultDepth(SDL_Display, | |
| 523 SDL_Screen)) | |
| 524 break; | |
| 525 if(i == this->hidden->nvisuals) { | |
| 526 /* default visual was useless, take the deepest one instead */ | |
| 527 i = 0; | |
| 528 } | |
| 529 SDL_Visual = this->hidden->visuals[i].visual; | |
| 530 if ( SDL_Visual == DefaultVisual(SDL_Display, SDL_Screen) ) { | |
| 531 SDL_XColorMap = SDL_DisplayColormap; | |
| 532 } else { | |
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533 SDL_XColorMap = XCreateColormap(SDL_Display, SDL_Root, |
| 0 | 534 SDL_Visual, AllocNone); |
| 535 } | |
| 536 this->hidden->depth = this->hidden->visuals[i].depth; | |
| 537 vformat->BitsPerPixel = this->hidden->visuals[i].bpp; | |
| 538 if ( vformat->BitsPerPixel > 8 ) { | |
| 539 vformat->Rmask = SDL_Visual->red_mask; | |
| 540 vformat->Gmask = SDL_Visual->green_mask; | |
| 541 vformat->Bmask = SDL_Visual->blue_mask; | |
| 542 } | |
| 1641 | 543 if ( this->hidden->depth == 32 ) { |
| 544 vformat->Amask = (0xFFFFFFFF & ~(vformat->Rmask|vformat->Gmask|vformat->Bmask)); | |
| 545 } | |
| 0 | 546 X11_SaveVidModeGamma(this); |
| 547 | |
| 1783 | 548 /* Save DPMS and screensaver settings */ |
|
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549 X11_SaveScreenSaver(SDL_Display, &screensaver_timeout, &dpms_enabled); |
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550 X11_DisableScreenSaver(this, SDL_Display); |
| 1783 | 551 |
| 0 | 552 /* See if we have been passed a window to use */ |
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553 SDL_windowid = SDL_getenv("SDL_WINDOWID"); |
| 0 | 554 |
| 555 /* Create the fullscreen and managed windows */ | |
| 556 create_aux_windows(this); | |
| 557 | |
| 558 /* Create the blank cursor */ | |
| 559 SDL_BlankCursor = this->CreateWMCursor(this, blank_cdata, blank_cmask, | |
| 560 BLANK_CWIDTH, BLANK_CHEIGHT, | |
| 561 BLANK_CHOTX, BLANK_CHOTY); | |
| 562 | |
| 563 /* Fill in some window manager capabilities */ | |
| 564 this->info.wm_available = 1; | |
| 565 | |
|
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566 /* Allow environment override of screensaver disable. */ |
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567 env = SDL_getenv("SDL_VIDEO_ALLOW_SCREENSAVER"); |
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568 this->hidden->allow_screensaver = ( (env && SDL_atoi(env)) ? 1 : 0 ); |
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569 |
| 0 | 570 /* We're done! */ |
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571 XFlush(SDL_Display); |
| 0 | 572 return(0); |
| 573 } | |
| 574 | |
| 575 static void X11_DestroyWindow(_THIS, SDL_Surface *screen) | |
| 576 { | |
| 577 /* Clean up OpenGL */ | |
| 578 if ( screen ) { | |
| 579 screen->flags &= ~(SDL_OPENGL|SDL_OPENGLBLIT); | |
| 580 } | |
| 581 X11_GL_Shutdown(this); | |
| 582 | |
| 583 if ( ! SDL_windowid ) { | |
| 584 /* Hide the managed window */ | |
| 585 if ( WMwindow ) { | |
|
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586 XUnmapWindow(SDL_Display, WMwindow); |
| 0 | 587 } |
| 588 if ( screen && (screen->flags & SDL_FULLSCREEN) ) { | |
| 589 screen->flags &= ~SDL_FULLSCREEN; | |
| 590 X11_LeaveFullScreen(this); | |
| 591 } | |
| 592 | |
| 593 /* Destroy the output window */ | |
| 594 if ( SDL_Window ) { | |
|
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595 XDestroyWindow(SDL_Display, SDL_Window); |
| 0 | 596 } |
| 597 | |
| 598 /* Free the colormap entries */ | |
| 599 if ( SDL_XPixels ) { | |
| 600 int numcolors; | |
| 601 unsigned long pixel; | |
| 602 numcolors = SDL_Visual->map_entries; | |
| 603 for ( pixel=0; pixel<numcolors; ++pixel ) { | |
| 604 while ( SDL_XPixels[pixel] > 0 ) { | |
|
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605 XFreeColors(GFX_Display, |
| 0 | 606 SDL_DisplayColormap,&pixel,1,0); |
| 607 --SDL_XPixels[pixel]; | |
| 608 } | |
| 609 } | |
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610 SDL_free(SDL_XPixels); |
| 0 | 611 SDL_XPixels = NULL; |
| 612 } | |
| 613 | |
| 614 /* Free the graphics context */ | |
| 615 if ( SDL_GC ) { | |
|
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616 XFreeGC(SDL_Display, SDL_GC); |
| 0 | 617 SDL_GC = 0; |
| 618 } | |
| 619 } | |
| 620 } | |
| 621 | |
|
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622 static SDL_bool X11_WindowPosition(_THIS, int *x, int *y, int w, int h) |
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623 { |
|
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624 const char *window = SDL_getenv("SDL_VIDEO_WINDOW_POS"); |
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625 const char *center = SDL_getenv("SDL_VIDEO_CENTERED"); |
|
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626 if ( window ) { |
|
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627 if ( SDL_sscanf(window, "%d,%d", x, y) == 2 ) { |
|
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628 return SDL_TRUE; |
|
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629 } |
|
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630 if ( SDL_strcmp(window, "center") == 0 ) { |
|
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631 center = window; |
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632 } |
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633 } |
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634 if ( center ) { |
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635 *x = (DisplayWidth(SDL_Display, SDL_Screen) - w)/2; |
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636 *y = (DisplayHeight(SDL_Display, SDL_Screen) - h)/2; |
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637 return SDL_TRUE; |
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638 } |
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639 return SDL_FALSE; |
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640 } |
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641 |
| 0 | 642 static void X11_SetSizeHints(_THIS, int w, int h, Uint32 flags) |
| 643 { | |
| 644 XSizeHints *hints; | |
| 645 | |
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646 hints = XAllocSizeHints(); |
| 0 | 647 if ( hints ) { |
| 648 if ( flags & SDL_RESIZABLE ) { | |
| 649 hints->min_width = 32; | |
| 650 hints->min_height = 32; | |
| 651 hints->max_height = 4096; | |
| 652 hints->max_width = 4096; | |
| 653 } else { | |
| 654 hints->min_width = hints->max_width = w; | |
| 655 hints->min_height = hints->max_height = h; | |
| 656 } | |
| 657 hints->flags = PMaxSize | PMinSize; | |
| 658 if ( flags & SDL_FULLSCREEN ) { | |
| 659 hints->x = 0; | |
| 660 hints->y = 0; | |
| 661 hints->flags |= USPosition; | |
| 662 } else | |
| 663 /* Center it, if desired */ | |
|
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664 if ( X11_WindowPosition(this, &hints->x, &hints->y, w, h) ) { |
| 0 | 665 hints->flags |= USPosition; |
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666 XMoveWindow(SDL_Display, WMwindow, hints->x, hints->y); |
| 0 | 667 |
| 668 /* Flush the resize event so we don't catch it later */ | |
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669 XSync(SDL_Display, True); |
| 0 | 670 } |
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671 XSetWMNormalHints(SDL_Display, WMwindow, hints); |
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672 XFree(hints); |
| 0 | 673 } |
| 674 | |
| 675 /* Respect the window caption style */ | |
| 676 if ( flags & SDL_NOFRAME ) { | |
| 677 SDL_bool set; | |
| 678 Atom WM_HINTS; | |
| 679 | |
| 680 /* We haven't modified the window manager hints yet */ | |
| 681 set = SDL_FALSE; | |
| 682 | |
| 683 /* First try to set MWM hints */ | |
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684 WM_HINTS = XInternAtom(SDL_Display, "_MOTIF_WM_HINTS", True); |
| 0 | 685 if ( WM_HINTS != None ) { |
| 686 /* Hints used by Motif compliant window managers */ | |
| 687 struct { | |
| 688 unsigned long flags; | |
| 689 unsigned long functions; | |
| 690 unsigned long decorations; | |
| 691 long input_mode; | |
| 692 unsigned long status; | |
| 693 } MWMHints = { (1L << 1), 0, 0, 0, 0 }; | |
| 694 | |
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695 XChangeProperty(SDL_Display, WMwindow, |
| 0 | 696 WM_HINTS, WM_HINTS, 32, |
| 697 PropModeReplace, | |
| 698 (unsigned char *)&MWMHints, | |
| 699 sizeof(MWMHints)/sizeof(long)); | |
| 700 set = SDL_TRUE; | |
| 701 } | |
| 702 /* Now try to set KWM hints */ | |
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703 WM_HINTS = XInternAtom(SDL_Display, "KWM_WIN_DECORATION", True); |
| 0 | 704 if ( WM_HINTS != None ) { |
| 705 long KWMHints = 0; | |
| 706 | |
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707 XChangeProperty(SDL_Display, WMwindow, |
| 0 | 708 WM_HINTS, WM_HINTS, 32, |
| 709 PropModeReplace, | |
| 710 (unsigned char *)&KWMHints, | |
| 711 sizeof(KWMHints)/sizeof(long)); | |
| 712 set = SDL_TRUE; | |
| 713 } | |
| 714 /* Now try to set GNOME hints */ | |
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715 WM_HINTS = XInternAtom(SDL_Display, "_WIN_HINTS", True); |
| 0 | 716 if ( WM_HINTS != None ) { |
| 717 long GNOMEHints = 0; | |
| 718 | |
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719 XChangeProperty(SDL_Display, WMwindow, |
| 0 | 720 WM_HINTS, WM_HINTS, 32, |
| 721 PropModeReplace, | |
| 722 (unsigned char *)&GNOMEHints, | |
| 723 sizeof(GNOMEHints)/sizeof(long)); | |
| 724 set = SDL_TRUE; | |
| 725 } | |
| 726 /* Finally set the transient hints if necessary */ | |
| 727 if ( ! set ) { | |
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728 XSetTransientForHint(SDL_Display, WMwindow, SDL_Root); |
| 0 | 729 } |
| 730 } else { | |
| 731 SDL_bool set; | |
| 732 Atom WM_HINTS; | |
| 733 | |
| 734 /* We haven't modified the window manager hints yet */ | |
| 735 set = SDL_FALSE; | |
| 736 | |
| 737 /* First try to unset MWM hints */ | |
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738 WM_HINTS = XInternAtom(SDL_Display, "_MOTIF_WM_HINTS", True); |
| 0 | 739 if ( WM_HINTS != None ) { |
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740 XDeleteProperty(SDL_Display, WMwindow, WM_HINTS); |
| 0 | 741 set = SDL_TRUE; |
| 742 } | |
| 743 /* Now try to unset KWM hints */ | |
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744 WM_HINTS = XInternAtom(SDL_Display, "KWM_WIN_DECORATION", True); |
| 0 | 745 if ( WM_HINTS != None ) { |
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746 XDeleteProperty(SDL_Display, WMwindow, WM_HINTS); |
| 0 | 747 set = SDL_TRUE; |
| 748 } | |
| 749 /* Now try to unset GNOME hints */ | |
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750 WM_HINTS = XInternAtom(SDL_Display, "_WIN_HINTS", True); |
| 0 | 751 if ( WM_HINTS != None ) { |
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752 XDeleteProperty(SDL_Display, WMwindow, WM_HINTS); |
| 0 | 753 set = SDL_TRUE; |
| 754 } | |
| 755 /* Finally unset the transient hints if necessary */ | |
| 756 if ( ! set ) { | |
| 757 /* NOTE: Does this work? */ | |
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758 XSetTransientForHint(SDL_Display, WMwindow, None); |
| 0 | 759 } |
| 760 } | |
| 761 } | |
| 762 | |
| 763 static int X11_CreateWindow(_THIS, SDL_Surface *screen, | |
| 764 int w, int h, int bpp, Uint32 flags) | |
| 765 { | |
| 766 int i, depth; | |
| 767 Visual *vis; | |
| 768 int vis_change; | |
| 1641 | 769 Uint32 Amask; |
| 0 | 770 |
| 771 /* If a window is already present, destroy it and start fresh */ | |
| 772 if ( SDL_Window ) { | |
| 773 X11_DestroyWindow(this, screen); | |
|
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774 switch_waiting = 0; /* Prevent jump back to now-meaningless state. */ |
| 0 | 775 } |
| 776 | |
| 777 /* See if we have been given a window id */ | |
| 778 if ( SDL_windowid ) { | |
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779 SDL_Window = SDL_strtol(SDL_windowid, NULL, 0); |
| 0 | 780 } else { |
| 781 SDL_Window = 0; | |
| 782 } | |
| 783 | |
| 784 /* find out which visual we are going to use */ | |
| 785 if ( flags & SDL_OPENGL ) { | |
| 786 XVisualInfo *vi; | |
| 787 | |
| 788 vi = X11_GL_GetVisual(this); | |
| 789 if( !vi ) { | |
| 790 return -1; | |
| 791 } | |
| 792 vis = vi->visual; | |
| 793 depth = vi->depth; | |
| 794 } else if ( SDL_windowid ) { | |
| 795 XWindowAttributes a; | |
| 796 | |
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797 XGetWindowAttributes(SDL_Display, SDL_Window, &a); |
| 0 | 798 vis = a.visual; |
| 799 depth = a.depth; | |
| 800 } else { | |
| 801 for ( i = 0; i < this->hidden->nvisuals; i++ ) { | |
| 802 if ( this->hidden->visuals[i].bpp == bpp ) | |
| 803 break; | |
| 804 } | |
| 805 if ( i == this->hidden->nvisuals ) { | |
| 806 SDL_SetError("No matching visual for requested depth"); | |
| 807 return -1; /* should never happen */ | |
| 808 } | |
| 809 vis = this->hidden->visuals[i].visual; | |
| 810 depth = this->hidden->visuals[i].depth; | |
| 811 } | |
| 812 #ifdef X11_DEBUG | |
| 813 printf("Choosing %s visual at %d bpp - %d colormap entries\n", vis->class == PseudoColor ? "PseudoColor" : (vis->class == TrueColor ? "TrueColor" : (vis->class == DirectColor ? "DirectColor" : "Unknown")), depth, vis->map_entries); | |
| 814 #endif | |
| 815 vis_change = (vis != SDL_Visual); | |
| 816 SDL_Visual = vis; | |
| 817 this->hidden->depth = depth; | |
| 818 | |
| 819 /* Allocate the new pixel format for this video mode */ | |
| 1641 | 820 if ( this->hidden->depth == 32 ) { |
| 821 Amask = (0xFFFFFFFF & ~(vis->red_mask|vis->green_mask|vis->blue_mask)); | |
| 822 } else { | |
| 823 Amask = 0; | |
| 824 } | |
| 0 | 825 if ( ! SDL_ReallocFormat(screen, bpp, |
| 1641 | 826 vis->red_mask, vis->green_mask, vis->blue_mask, Amask) ) { |
| 0 | 827 return -1; |
| 1641 | 828 } |
| 0 | 829 |
| 830 /* Create the appropriate colormap */ | |
| 831 if ( SDL_XColorMap != SDL_DisplayColormap ) { | |
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832 XFreeColormap(SDL_Display, SDL_XColorMap); |
| 0 | 833 } |
| 834 if ( SDL_Visual->class == PseudoColor ) { | |
| 835 int ncolors; | |
| 836 | |
| 837 /* Allocate the pixel flags */ | |
| 838 ncolors = SDL_Visual->map_entries; | |
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839 SDL_XPixels = SDL_malloc(ncolors * sizeof(int)); |
| 0 | 840 if(SDL_XPixels == NULL) { |
| 841 SDL_OutOfMemory(); | |
| 842 return -1; | |
| 843 } | |
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844 SDL_memset(SDL_XPixels, 0, ncolors * sizeof(*SDL_XPixels)); |
| 0 | 845 |
| 846 /* always allocate a private colormap on non-default visuals */ | |
| 847 if ( SDL_Visual != DefaultVisual(SDL_Display, SDL_Screen) ) { | |
| 848 flags |= SDL_HWPALETTE; | |
| 849 } | |
| 850 if ( flags & SDL_HWPALETTE ) { | |
| 851 screen->flags |= SDL_HWPALETTE; | |
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852 SDL_XColorMap = XCreateColormap(SDL_Display, SDL_Root, |
| 0 | 853 SDL_Visual, AllocAll); |
| 854 } else { | |
| 855 SDL_XColorMap = SDL_DisplayColormap; | |
| 856 } | |
| 857 } else if ( SDL_Visual->class == DirectColor ) { | |
| 858 | |
| 859 /* Create a colormap which we can manipulate for gamma */ | |
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860 SDL_XColorMap = XCreateColormap(SDL_Display, SDL_Root, |
| 0 | 861 SDL_Visual, AllocAll); |
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862 XSync(SDL_Display, False); |
| 0 | 863 |
| 864 /* Initialize the colormap to the identity mapping */ | |
| 865 SDL_GetGammaRamp(0, 0, 0); | |
| 866 this->screen = screen; | |
| 867 X11_SetGammaRamp(this, this->gamma); | |
| 868 this->screen = NULL; | |
| 869 } else { | |
| 870 /* Create a read-only colormap for our window */ | |
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871 SDL_XColorMap = XCreateColormap(SDL_Display, SDL_Root, |
| 0 | 872 SDL_Visual, AllocNone); |
| 873 } | |
| 874 | |
| 875 /* Recreate the auxiliary windows, if needed (required for GL) */ | |
| 876 if ( vis_change ) | |
| 877 create_aux_windows(this); | |
| 878 | |
| 879 if(screen->flags & SDL_HWPALETTE) { | |
| 880 /* Since the full-screen window might have got a nonzero background | |
| 881 colour (0 is white on some displays), we should reset the | |
| 882 background to 0 here since that is what the user expects | |
| 883 with a private colormap */ | |
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884 XSetWindowBackground(SDL_Display, FSwindow, 0); |
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885 XClearWindow(SDL_Display, FSwindow); |
| 0 | 886 } |
| 887 | |
| 888 /* resize the (possibly new) window manager window */ | |
| 889 if( !SDL_windowid ) { | |
| 890 X11_SetSizeHints(this, w, h, flags); | |
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891 window_w = w; |
|
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892 window_h = h; |
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893 XResizeWindow(SDL_Display, WMwindow, w, h); |
| 0 | 894 } |
| 895 | |
| 896 /* Create (or use) the X11 display window */ | |
| 897 if ( !SDL_windowid ) { | |
| 898 if ( flags & SDL_OPENGL ) { | |
| 899 if ( X11_GL_CreateWindow(this, w, h) < 0 ) { | |
| 900 return(-1); | |
| 901 } | |
| 902 } else { | |
| 903 XSetWindowAttributes swa; | |
| 904 | |
| 905 swa.background_pixel = 0; | |
| 906 swa.border_pixel = 0; | |
| 907 swa.colormap = SDL_XColorMap; | |
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908 SDL_Window = XCreateWindow(SDL_Display, WMwindow, |
| 0 | 909 0, 0, w, h, 0, depth, |
| 910 InputOutput, SDL_Visual, | |
| 911 CWBackPixel | CWBorderPixel | |
| 912 | CWColormap, &swa); | |
| 913 } | |
| 914 /* Only manage our input if we own the window */ | |
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915 XSelectInput(SDL_Display, SDL_Window, |
| 0 | 916 ( EnterWindowMask | LeaveWindowMask |
| 917 | ButtonPressMask | ButtonReleaseMask | |
| 918 | PointerMotionMask | ExposureMask )); | |
| 919 } | |
| 920 /* Create the graphics context here, once we have a window */ | |
| 921 if ( flags & SDL_OPENGL ) { | |
| 922 if ( X11_GL_CreateContext(this) < 0 ) { | |
| 923 return(-1); | |
| 924 } else { | |
| 925 screen->flags |= SDL_OPENGL; | |
| 926 } | |
| 927 } else { | |
| 928 XGCValues gcv; | |
| 929 | |
| 930 gcv.graphics_exposures = False; | |
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931 SDL_GC = XCreateGC(SDL_Display, SDL_Window, |
| 0 | 932 GCGraphicsExposures, &gcv); |
| 933 if ( ! SDL_GC ) { | |
| 934 SDL_SetError("Couldn't create graphics context"); | |
| 935 return(-1); | |
| 936 } | |
| 937 } | |
| 938 | |
| 939 /* Set our colormaps when not setting a GL mode */ | |
| 940 if ( ! (flags & SDL_OPENGL) ) { | |
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941 XSetWindowColormap(SDL_Display, SDL_Window, SDL_XColorMap); |
| 0 | 942 if( !SDL_windowid ) { |
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943 XSetWindowColormap(SDL_Display, FSwindow, SDL_XColorMap); |
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944 XSetWindowColormap(SDL_Display, WMwindow, SDL_XColorMap); |
| 0 | 945 } |
| 946 } | |
| 947 | |
| 948 #if 0 /* This is an experiment - are the graphics faster now? - nope. */ | |
|
1336
3692456e7b0f
Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents:
1327
diff
changeset
|
949 if ( SDL_getenv("SDL_VIDEO_X11_BACKINGSTORE") ) |
| 0 | 950 #endif |
| 951 /* Cache the window in the server, when possible */ | |
| 952 { | |
| 953 Screen *xscreen; | |
| 954 XSetWindowAttributes a; | |
| 955 | |
| 956 xscreen = ScreenOfDisplay(SDL_Display, SDL_Screen); | |
| 957 a.backing_store = DoesBackingStore(xscreen); | |
| 958 if ( a.backing_store != NotUseful ) { | |
|
1575
3ba88cb7eb1b
Updated dynamic X11 code. See details in Bugzilla #170.
Ryan C. Gordon <icculus@icculus.org>
parents:
1558
diff
changeset
|
959 XChangeWindowAttributes(SDL_Display, SDL_Window, |
| 0 | 960 CWBackingStore, &a); |
| 961 } | |
| 962 } | |
| 963 | |
| 964 /* Update the internal keyboard state */ | |
| 1327 | 965 X11_SetKeyboardState(SDL_Display, NULL); |
| 0 | 966 |
|
444
406b12a17b15
Only modifier key state is noted when X11 window opens
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
|
967 /* When the window is first mapped, ignore non-modifier keys */ |
|
406b12a17b15
Only modifier key state is noted when X11 window opens
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
|
968 { |
|
406b12a17b15
Only modifier key state is noted when X11 window opens
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
|
969 Uint8 *keys = SDL_GetKeyState(NULL); |
|
406b12a17b15
Only modifier key state is noted when X11 window opens
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
|
970 for ( i = 0; i < SDLK_LAST; ++i ) { |
|
406b12a17b15
Only modifier key state is noted when X11 window opens
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
|
971 switch (i) { |
|
406b12a17b15
Only modifier key state is noted when X11 window opens
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
|
972 case SDLK_NUMLOCK: |
|
406b12a17b15
Only modifier key state is noted when X11 window opens
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
|
973 case SDLK_CAPSLOCK: |
|
406b12a17b15
Only modifier key state is noted when X11 window opens
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
|
974 case SDLK_LCTRL: |
|
406b12a17b15
Only modifier key state is noted when X11 window opens
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
|
975 case SDLK_RCTRL: |
|
406b12a17b15
Only modifier key state is noted when X11 window opens
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
|
976 case SDLK_LSHIFT: |
|
406b12a17b15
Only modifier key state is noted when X11 window opens
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
|
977 case SDLK_RSHIFT: |
|
406b12a17b15
Only modifier key state is noted when X11 window opens
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
|
978 case SDLK_LALT: |
|
406b12a17b15
Only modifier key state is noted when X11 window opens
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
|
979 case SDLK_RALT: |
|
406b12a17b15
Only modifier key state is noted when X11 window opens
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
|
980 case SDLK_LMETA: |
|
406b12a17b15
Only modifier key state is noted when X11 window opens
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
|
981 case SDLK_RMETA: |
|
406b12a17b15
Only modifier key state is noted when X11 window opens
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
|
982 case SDLK_MODE: |
|
406b12a17b15
Only modifier key state is noted when X11 window opens
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
|
983 break; |
|
406b12a17b15
Only modifier key state is noted when X11 window opens
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
|
984 default: |
|
406b12a17b15
Only modifier key state is noted when X11 window opens
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
|
985 keys[i] = SDL_RELEASED; |
|
406b12a17b15
Only modifier key state is noted when X11 window opens
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
|
986 break; |
|
406b12a17b15
Only modifier key state is noted when X11 window opens
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
|
987 } |
|
406b12a17b15
Only modifier key state is noted when X11 window opens
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
|
988 } |
|
406b12a17b15
Only modifier key state is noted when X11 window opens
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
|
989 } |
|
406b12a17b15
Only modifier key state is noted when X11 window opens
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
|
990 |
| 0 | 991 /* Map them both and go fullscreen, if requested */ |
| 992 if ( ! SDL_windowid ) { | |
|
1575
3ba88cb7eb1b
Updated dynamic X11 code. See details in Bugzilla #170.
Ryan C. Gordon <icculus@icculus.org>
parents:
1558
diff
changeset
|
993 XMapWindow(SDL_Display, SDL_Window); |
|
3ba88cb7eb1b
Updated dynamic X11 code. See details in Bugzilla #170.
Ryan C. Gordon <icculus@icculus.org>
parents:
1558
diff
changeset
|
994 XMapWindow(SDL_Display, WMwindow); |
| 160 | 995 X11_WaitMapped(this, WMwindow); |
| 0 | 996 if ( flags & SDL_FULLSCREEN ) { |
| 997 screen->flags |= SDL_FULLSCREEN; | |
| 998 X11_EnterFullScreen(this); | |
| 999 } else { | |
| 1000 screen->flags &= ~SDL_FULLSCREEN; | |
| 1001 } | |
| 1002 } | |
|
1178
9867f3d86e44
Real Unicode support for X11. Based on updated version of this patch:
Ryan C. Gordon <icculus@icculus.org>
parents:
1168
diff
changeset
|
1003 |
| 0 | 1004 return(0); |
| 1005 } | |
| 1006 | |
| 1007 static int X11_ResizeWindow(_THIS, | |
| 1008 SDL_Surface *screen, int w, int h, Uint32 flags) | |
| 1009 { | |
| 1010 if ( ! SDL_windowid ) { | |
| 1011 /* Resize the window manager window */ | |
| 1012 X11_SetSizeHints(this, w, h, flags); | |
|
1545
8d9bb0cf2c2a
Added current_w and current_h to the SDL_VideoInfo structure, which is set to the desktop resolution during video intialization, and then set to the current resolution when a video mode is set.
Sam Lantinga <slouken@libsdl.org>
parents:
1402
diff
changeset
|
1013 window_w = w; |
|
8d9bb0cf2c2a
Added current_w and current_h to the SDL_VideoInfo structure, which is set to the desktop resolution during video intialization, and then set to the current resolution when a video mode is set.
Sam Lantinga <slouken@libsdl.org>
parents:
1402
diff
changeset
|
1014 window_h = h; |
|
1575
3ba88cb7eb1b
Updated dynamic X11 code. See details in Bugzilla #170.
Ryan C. Gordon <icculus@icculus.org>
parents:
1558
diff
changeset
|
1015 XResizeWindow(SDL_Display, WMwindow, w, h); |
| 0 | 1016 |
| 1017 /* Resize the fullscreen and display windows */ | |
| 1018 if ( flags & SDL_FULLSCREEN ) { | |
| 1019 if ( screen->flags & SDL_FULLSCREEN ) { | |
| 1020 X11_ResizeFullScreen(this); | |
| 1021 } else { | |
| 1022 screen->flags |= SDL_FULLSCREEN; | |
| 1023 X11_EnterFullScreen(this); | |
| 1024 } | |
| 1025 } else { | |
| 1026 if ( screen->flags & SDL_FULLSCREEN ) { | |
| 1027 screen->flags &= ~SDL_FULLSCREEN; | |
| 1028 X11_LeaveFullScreen(this); | |
| 1029 } | |
| 1030 } | |
|
1575
3ba88cb7eb1b
Updated dynamic X11 code. See details in Bugzilla #170.
Ryan C. Gordon <icculus@icculus.org>
parents:
1558
diff
changeset
|
1031 XResizeWindow(SDL_Display, SDL_Window, w, h); |
| 0 | 1032 } |
| 1033 return(0); | |
| 1034 } | |
| 1035 | |
| 1036 SDL_Surface *X11_SetVideoMode(_THIS, SDL_Surface *current, | |
| 1037 int width, int height, int bpp, Uint32 flags) | |
| 1038 { | |
| 1039 Uint32 saved_flags; | |
| 1040 | |
| 1041 /* Lock the event thread, in multi-threading environments */ | |
| 1042 SDL_Lock_EventThread(); | |
| 1043 | |
| 1044 /* Check the combination of flags we were passed */ | |
| 1045 if ( flags & SDL_FULLSCREEN ) { | |
| 1046 /* Clear fullscreen flag if not supported */ | |
| 1047 if ( SDL_windowid ) { | |
| 1048 flags &= ~SDL_FULLSCREEN; | |
| 1049 } | |
| 1050 } | |
| 1051 | |
| 1052 /* Flush any delayed updates */ | |
|
1575
3ba88cb7eb1b
Updated dynamic X11 code. See details in Bugzilla #170.
Ryan C. Gordon <icculus@icculus.org>
parents:
1558
diff
changeset
|
1053 XSync(GFX_Display, False); |
| 0 | 1054 |
| 1055 /* Set up the X11 window */ | |
| 1056 saved_flags = current->flags; | |
|
867
5c7859610bc4
Force recreation of X11 window if going to or from a SDL_NOFRAME vidmode.
Ryan C. Gordon <icculus@icculus.org>
parents:
860
diff
changeset
|
1057 if ( (SDL_Window) && ((saved_flags&SDL_OPENGL) == (flags&SDL_OPENGL)) |
|
5c7859610bc4
Force recreation of X11 window if going to or from a SDL_NOFRAME vidmode.
Ryan C. Gordon <icculus@icculus.org>
parents:
860
diff
changeset
|
1058 && (bpp == current->format->BitsPerPixel) |
|
5c7859610bc4
Force recreation of X11 window if going to or from a SDL_NOFRAME vidmode.
Ryan C. Gordon <icculus@icculus.org>
parents:
860
diff
changeset
|
1059 && ((saved_flags&SDL_NOFRAME) == (flags&SDL_NOFRAME)) ) { |
| 0 | 1060 if (X11_ResizeWindow(this, current, width, height, flags) < 0) { |
| 1061 current = NULL; | |
| 1062 goto done; | |
| 1063 } | |
| 1064 } else { | |
| 1065 if (X11_CreateWindow(this,current,width,height,bpp,flags) < 0) { | |
| 1066 current = NULL; | |
| 1067 goto done; | |
| 1068 } | |
| 1069 } | |
| 1070 | |
| 1071 /* Set up the new mode framebuffer */ | |
| 1072 if ( ((current->w != width) || (current->h != height)) || | |
| 1073 ((saved_flags&SDL_OPENGL) != (flags&SDL_OPENGL)) ) { | |
| 1074 current->w = width; | |
| 1075 current->h = height; | |
| 1076 current->pitch = SDL_CalculatePitch(current); | |
| 1077 X11_ResizeImage(this, current, flags); | |
| 1078 } | |
| 1079 current->flags |= (flags&(SDL_RESIZABLE|SDL_NOFRAME)); | |
| 1080 | |
| 1081 done: | |
| 1082 /* Release the event thread */ | |
|
1575
3ba88cb7eb1b
Updated dynamic X11 code. See details in Bugzilla #170.
Ryan C. Gordon <icculus@icculus.org>
parents:
1558
diff
changeset
|
1083 XSync(SDL_Display, False); |
| 0 | 1084 SDL_Unlock_EventThread(); |
| 1085 | |
| 1086 /* We're done! */ | |
| 1087 return(current); | |
| 1088 } | |
| 1089 | |
| 1090 static int X11_ToggleFullScreen(_THIS, int on) | |
| 1091 { | |
| 1092 Uint32 event_thread; | |
| 1093 | |
| 1094 /* Don't switch if we don't own the window */ | |
| 1095 if ( SDL_windowid ) { | |
| 1096 return(0); | |
| 1097 } | |
| 1098 | |
| 1099 /* Don't lock if we are the event thread */ | |
| 1100 event_thread = SDL_EventThreadID(); | |
| 1101 if ( event_thread && (SDL_ThreadID() == event_thread) ) { | |
| 1102 event_thread = 0; | |
| 1103 } | |
| 1104 if ( event_thread ) { | |
| 1105 SDL_Lock_EventThread(); | |
| 1106 } | |
| 1107 if ( on ) { | |
| 1108 this->screen->flags |= SDL_FULLSCREEN; | |
| 1109 X11_EnterFullScreen(this); | |
| 1110 } else { | |
| 1111 this->screen->flags &= ~SDL_FULLSCREEN; | |
| 1112 X11_LeaveFullScreen(this); | |
| 1113 } | |
| 1114 X11_RefreshDisplay(this); | |
| 1115 if ( event_thread ) { | |
| 1116 SDL_Unlock_EventThread(); | |
| 1117 } | |
| 1118 SDL_ResetKeyboard(); | |
| 1119 return(1); | |
| 1120 } | |
| 1121 | |
| 1122 /* Update the current mouse state and position */ | |
| 1123 static void X11_UpdateMouse(_THIS) | |
| 1124 { | |
| 1125 Window u1; int u2; | |
| 1126 Window current_win; | |
| 1127 int x, y; | |
| 1128 unsigned int mask; | |
| 1129 | |
| 1130 /* Lock the event thread, in multi-threading environments */ | |
| 1131 SDL_Lock_EventThread(); | |
|
1575
3ba88cb7eb1b
Updated dynamic X11 code. See details in Bugzilla #170.
Ryan C. Gordon <icculus@icculus.org>
parents:
1558
diff
changeset
|
1132 if ( XQueryPointer(SDL_Display, SDL_Window, &u1, ¤t_win, |
| 0 | 1133 &u2, &u2, &x, &y, &mask) ) { |
| 1134 if ( (x >= 0) && (x < SDL_VideoSurface->w) && | |
| 1135 (y >= 0) && (y < SDL_VideoSurface->h) ) { | |
| 1136 SDL_PrivateAppActive(1, SDL_APPMOUSEFOCUS); | |
| 1137 SDL_PrivateMouseMotion(0, 0, x, y); | |
| 1138 } else { | |
| 1139 SDL_PrivateAppActive(0, SDL_APPMOUSEFOCUS); | |
| 1140 } | |
| 1141 } | |
| 1142 SDL_Unlock_EventThread(); | |
| 1143 } | |
| 1144 | |
| 1145 /* simple colour distance metric. Supposed to be better than a plain | |
| 1146 Euclidian distance anyway. */ | |
| 1147 #define COLOUR_FACTOR 3 | |
| 1148 #define LIGHT_FACTOR 1 | |
| 1149 #define COLOUR_DIST(r1, g1, b1, r2, g2, b2) \ | |
| 1150 (COLOUR_FACTOR * (abs(r1 - r2) + abs(g1 - g2) + abs(b1 - b2)) \ | |
| 1151 + LIGHT_FACTOR * abs(r1 + g1 + b1 - (r2 + g2 + b2))) | |
| 1152 | |
| 1153 static void allocate_nearest(_THIS, SDL_Color *colors, | |
| 1154 SDL_Color *want, int nwant) | |
| 1155 { | |
| 1156 /* | |
| 1157 * There is no way to know which ones to choose from, so we retrieve | |
| 1158 * the entire colormap and try the nearest possible, until we find one | |
| 1159 * that is shared. | |
| 1160 */ | |
| 1161 XColor all[256]; | |
| 1162 int i; | |
| 1163 for(i = 0; i < 256; i++) | |
| 1164 all[i].pixel = i; | |
| 1165 /* | |
| 1166 * XQueryColors sets the flags in the XColor struct, so we use | |
| 1167 * that to keep track of which colours are available | |
| 1168 */ | |
|
1575
3ba88cb7eb1b
Updated dynamic X11 code. See details in Bugzilla #170.
Ryan C. Gordon <icculus@icculus.org>
parents:
1558
diff
changeset
|
1169 XQueryColors(GFX_Display, SDL_XColorMap, all, 256); |
| 0 | 1170 |
| 1171 for(i = 0; i < nwant; i++) { | |
| 1172 XColor *c; | |
| 1173 int j; | |
| 1174 int best = 0; | |
| 1175 int mindist = 0x7fffffff; | |
| 1176 int ri = want[i].r; | |
| 1177 int gi = want[i].g; | |
| 1178 int bi = want[i].b; | |
| 1179 for(j = 0; j < 256; j++) { | |
| 1180 int rj, gj, bj, d2; | |
| 1181 if(!all[j].flags) | |
| 1182 continue; /* unavailable colour cell */ | |
| 1183 rj = all[j].red >> 8; | |
| 1184 gj = all[j].green >> 8; | |
| 1185 bj = all[j].blue >> 8; | |
| 1186 d2 = COLOUR_DIST(ri, gi, bi, rj, gj, bj); | |
| 1187 if(d2 < mindist) { | |
| 1188 mindist = d2; | |
| 1189 best = j; | |
| 1190 } | |
| 1191 } | |
| 1192 if(SDL_XPixels[best]) | |
| 1193 continue; /* already allocated, waste no more time */ | |
| 1194 c = all + best; | |
|
1575
3ba88cb7eb1b
Updated dynamic X11 code. See details in Bugzilla #170.
Ryan C. Gordon <icculus@icculus.org>
parents:
1558
diff
changeset
|
1195 if(XAllocColor(GFX_Display, SDL_XColorMap, c)) { |
| 0 | 1196 /* got it */ |
|
236
3f09f52ac2cc
Fixed X11 icon color allocation (thanks Mattias!)
Sam Lantinga <slouken@libsdl.org>
parents:
160
diff
changeset
|
1197 colors[c->pixel].r = c->red >> 8; |
|
3f09f52ac2cc
Fixed X11 icon color allocation (thanks Mattias!)
Sam Lantinga <slouken@libsdl.org>
parents:
160
diff
changeset
|
1198 colors[c->pixel].g = c->green >> 8; |
|
3f09f52ac2cc
Fixed X11 icon color allocation (thanks Mattias!)
Sam Lantinga <slouken@libsdl.org>
parents:
160
diff
changeset
|
1199 colors[c->pixel].b = c->blue >> 8; |
|
3f09f52ac2cc
Fixed X11 icon color allocation (thanks Mattias!)
Sam Lantinga <slouken@libsdl.org>
parents:
160
diff
changeset
|
1200 ++SDL_XPixels[c->pixel]; |
| 0 | 1201 } else { |
| 1202 /* | |
| 1203 * The colour couldn't be allocated, probably being | |
| 1204 * owned as a r/w cell by another client. Flag it as | |
| 1205 * unavailable and try again. The termination of the | |
| 1206 * loop is guaranteed since at least black and white | |
| 1207 * are always there. | |
| 1208 */ | |
| 1209 c->flags = 0; | |
| 1210 i--; | |
| 1211 } | |
| 1212 } | |
| 1213 } | |
| 1214 | |
| 1215 int X11_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors) | |
| 1216 { | |
| 1217 int nrej = 0; | |
| 1218 | |
| 1219 /* Check to make sure we have a colormap allocated */ | |
| 1220 if ( SDL_XPixels == NULL ) { | |
| 1221 return(0); | |
| 1222 } | |
| 1223 if ( (this->screen->flags & SDL_HWPALETTE) == SDL_HWPALETTE ) { | |
| 1224 /* private writable colormap: just set the colours we need */ | |
| 1225 XColor *xcmap; | |
| 1226 int i; | |
|
1338
604d73db6802
Removed uses of stdlib.h and string.h
Sam Lantinga <slouken@libsdl.org>
parents:
1336
diff
changeset
|
1227 xcmap = SDL_stack_alloc(XColor, ncolors); |
| 0 | 1228 if(xcmap == NULL) |
| 1229 return 0; | |
| 1230 for ( i=0; i<ncolors; ++i ) { | |
| 1231 xcmap[i].pixel = i + firstcolor; | |
| 1232 xcmap[i].red = (colors[i].r<<8)|colors[i].r; | |
| 1233 xcmap[i].green = (colors[i].g<<8)|colors[i].g; | |
| 1234 xcmap[i].blue = (colors[i].b<<8)|colors[i].b; | |
| 1235 xcmap[i].flags = (DoRed|DoGreen|DoBlue); | |
| 1236 } | |
|
1575
3ba88cb7eb1b
Updated dynamic X11 code. See details in Bugzilla #170.
Ryan C. Gordon <icculus@icculus.org>
parents:
1558
diff
changeset
|
1237 XStoreColors(GFX_Display, SDL_XColorMap, xcmap, ncolors); |
|
3ba88cb7eb1b
Updated dynamic X11 code. See details in Bugzilla #170.
Ryan C. Gordon <icculus@icculus.org>
parents:
1558
diff
changeset
|
1238 XSync(GFX_Display, False); |
|
1338
604d73db6802
Removed uses of stdlib.h and string.h
Sam Lantinga <slouken@libsdl.org>
parents:
1336
diff
changeset
|
1239 SDL_stack_free(xcmap); |
| 0 | 1240 } else { |
| 1241 /* | |
| 1242 * Shared colormap: We only allocate read-only cells, which | |
| 1243 * increases the likelyhood of colour sharing with other | |
| 1244 * clients. The pixel values will almost certainly be | |
| 1245 * different from the requested ones, so the user has to | |
| 1246 * walk the colormap and see which index got what colour. | |
| 1247 * | |
| 1248 * We can work directly with the logical palette since it | |
| 1249 * has already been set when we get here. | |
| 1250 */ | |
| 1251 SDL_Color *want, *reject; | |
| 1252 unsigned long *freelist; | |
| 1253 int i; | |
| 1254 int nfree = 0; | |
| 1255 int nc = this->screen->format->palette->ncolors; | |
| 1256 colors = this->screen->format->palette->colors; | |
|
1338
604d73db6802
Removed uses of stdlib.h and string.h
Sam Lantinga <slouken@libsdl.org>
parents:
1336
diff
changeset
|
1257 freelist = SDL_stack_alloc(unsigned long, nc); |
| 0 | 1258 /* make sure multiple allocations of the same cell are freed */ |
| 1259 for(i = 0; i < ncolors; i++) { | |
| 1260 int pixel = firstcolor + i; | |
| 1261 while(SDL_XPixels[pixel]) { | |
| 1262 freelist[nfree++] = pixel; | |
| 1263 --SDL_XPixels[pixel]; | |
| 1264 } | |
| 1265 } | |
|
1575
3ba88cb7eb1b
Updated dynamic X11 code. See details in Bugzilla #170.
Ryan C. Gordon <icculus@icculus.org>
parents:
1558
diff
changeset
|
1266 XFreeColors(GFX_Display, SDL_XColorMap, freelist, nfree, 0); |
|
1338
604d73db6802
Removed uses of stdlib.h and string.h
Sam Lantinga <slouken@libsdl.org>
parents:
1336
diff
changeset
|
1267 SDL_stack_free(freelist); |
| 0 | 1268 |
|
1338
604d73db6802
Removed uses of stdlib.h and string.h
Sam Lantinga <slouken@libsdl.org>
parents:
1336
diff
changeset
|
1269 want = SDL_stack_alloc(SDL_Color, ncolors); |
|
604d73db6802
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1270 reject = SDL_stack_alloc(SDL_Color, ncolors); |
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1271 SDL_memcpy(want, colors + firstcolor, ncolors * sizeof(SDL_Color)); |
| 0 | 1272 /* make sure the user isn't fooled by her own wishes |
| 1273 (black is safe, always available in the default colormap) */ | |
|
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1274 SDL_memset(colors + firstcolor, 0, ncolors * sizeof(SDL_Color)); |
| 0 | 1275 |
| 1276 /* now try to allocate the colours */ | |
| 1277 for(i = 0; i < ncolors; i++) { | |
| 1278 XColor col; | |
| 1279 col.red = want[i].r << 8; | |
| 1280 col.green = want[i].g << 8; | |
| 1281 col.blue = want[i].b << 8; | |
| 1282 col.flags = DoRed | DoGreen | DoBlue; | |
|
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Updated dynamic X11 code. See details in Bugzilla #170.
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1283 if(XAllocColor(GFX_Display, SDL_XColorMap, &col)) { |
| 0 | 1284 /* We got the colour, or at least the nearest |
| 1285 the hardware could get. */ | |
| 1286 colors[col.pixel].r = col.red >> 8; | |
| 1287 colors[col.pixel].g = col.green >> 8; | |
| 1288 colors[col.pixel].b = col.blue >> 8; | |
| 1289 ++SDL_XPixels[col.pixel]; | |
| 1290 } else { | |
| 1291 /* | |
| 1292 * no more free cells, add it to the list | |
| 1293 * of rejected colours | |
| 1294 */ | |
| 1295 reject[nrej++] = want[i]; | |
| 1296 } | |
| 1297 } | |
| 1298 if(nrej) | |
| 1299 allocate_nearest(this, colors, reject, nrej); | |
|
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1300 SDL_stack_free(reject); |
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1301 SDL_stack_free(want); |
| 0 | 1302 } |
| 1303 return nrej == 0; | |
| 1304 } | |
| 1305 | |
| 1306 int X11_SetGammaRamp(_THIS, Uint16 *ramp) | |
| 1307 { | |
| 1308 int i, ncolors; | |
| 1309 XColor xcmap[256]; | |
| 1310 | |
| 1311 /* See if actually setting the gamma is supported */ | |
| 1312 if ( SDL_Visual->class != DirectColor ) { | |
| 1313 SDL_SetError("Gamma correction not supported on this visual"); | |
| 1314 return(-1); | |
| 1315 } | |
| 1316 | |
| 1317 /* Calculate the appropriate palette for the given gamma ramp */ | |
| 1318 ncolors = SDL_Visual->map_entries; | |
| 1319 for ( i=0; i<ncolors; ++i ) { | |
| 1320 Uint8 c = (256 * i / ncolors); | |
| 1321 xcmap[i].pixel = SDL_MapRGB(this->screen->format, c, c, c); | |
| 1322 xcmap[i].red = ramp[0*256+c]; | |
| 1323 xcmap[i].green = ramp[1*256+c]; | |
| 1324 xcmap[i].blue = ramp[2*256+c]; | |
| 1325 xcmap[i].flags = (DoRed|DoGreen|DoBlue); | |
| 1326 } | |
|
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1327 XStoreColors(GFX_Display, SDL_XColorMap, xcmap, ncolors); |
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1328 XSync(GFX_Display, False); |
| 0 | 1329 return(0); |
| 1330 } | |
| 1331 | |
| 1332 /* Note: If we are terminated, this could be called in the middle of | |
| 1333 another SDL video routine -- notably UpdateRects. | |
| 1334 */ | |
| 1335 void X11_VideoQuit(_THIS) | |
| 1336 { | |
| 1337 /* Shutdown everything that's still up */ | |
| 1338 /* The event thread should be done, so we can touch SDL_Display */ | |
| 1339 if ( SDL_Display != NULL ) { | |
| 1340 /* Flush any delayed updates */ | |
|
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1341 XSync(GFX_Display, False); |
| 0 | 1342 |
|
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parents:
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|
1343 /* Close the connection with the IM server */ |
|
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1344 #ifdef X_HAVE_UTF8_STRING |
|
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Logic bug in X11 Unicode input shutdown...was checking for == NULL
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1345 if (SDL_IC != NULL) { |
|
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1346 XDestroyIC(SDL_IC); |
|
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1347 SDL_IC = NULL; |
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parents:
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1348 } |
|
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1349 if (SDL_IM != NULL) { |
|
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1350 XCloseIM(SDL_IM); |
|
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1351 SDL_IM = NULL; |
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1352 } |
|
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1353 #endif |
|
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1354 |
| 0 | 1355 /* Start shutting down the windows */ |
| 1356 X11_DestroyImage(this, this->screen); | |
| 1357 X11_DestroyWindow(this, this->screen); | |
| 1358 X11_FreeVideoModes(this); | |
| 1359 if ( SDL_XColorMap != SDL_DisplayColormap ) { | |
|
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1360 XFreeColormap(SDL_Display, SDL_XColorMap); |
| 0 | 1361 } |
| 1362 if ( SDL_iconcolors ) { | |
| 1363 unsigned long pixel; | |
|
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1364 Colormap dcmap = DefaultColormap(SDL_Display, |
|
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1365 SDL_Screen); |
|
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1366 for(pixel = 0; pixel < 256; ++pixel) { |
|
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1367 while(SDL_iconcolors[pixel] > 0) { |
|
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1368 XFreeColors(GFX_Display, |
|
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1369 dcmap, &pixel, 1, 0); |
| 0 | 1370 --SDL_iconcolors[pixel]; |
| 1371 } | |
| 1372 } | |
|
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1373 SDL_free(SDL_iconcolors); |
| 0 | 1374 SDL_iconcolors = NULL; |
| 1375 } | |
| 1783 | 1376 |
| 0 | 1377 /* Restore gamma settings if they've changed */ |
| 1378 if ( SDL_GetAppState() & SDL_APPACTIVE ) { | |
| 1379 X11_SwapVidModeGamma(this); | |
| 1380 } | |
| 1381 | |
| 1783 | 1382 /* Restore DPMS and screensaver settings */ |
|
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1383 X11_RestoreScreenSaver(this, SDL_Display, screensaver_timeout, dpms_enabled); |
| 1783 | 1384 |
| 0 | 1385 /* Free that blank cursor */ |
| 1386 if ( SDL_BlankCursor != NULL ) { | |
| 1387 this->FreeWMCursor(this, SDL_BlankCursor); | |
| 1388 SDL_BlankCursor = NULL; | |
| 1389 } | |
| 1390 | |
| 1391 /* Close the X11 graphics connection */ | |
| 1392 if ( GFX_Display != NULL ) { | |
|
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1393 XCloseDisplay(GFX_Display); |
| 0 | 1394 GFX_Display = NULL; |
| 1395 } | |
| 1396 | |
| 1397 /* Close the X11 display connection */ | |
|
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1398 XCloseDisplay(SDL_Display); |
| 0 | 1399 SDL_Display = NULL; |
| 1400 | |
| 1401 /* Reset the X11 error handlers */ | |
| 1402 if ( XIO_handler ) { | |
|
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|
1403 XSetIOErrorHandler(XIO_handler); |
| 0 | 1404 } |
| 1405 if ( X_handler ) { | |
|
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|
1406 XSetErrorHandler(X_handler); |
| 0 | 1407 } |
| 1408 | |
| 1409 /* Unload GL library after X11 shuts down */ | |
| 1410 X11_GL_UnloadLibrary(this); | |
| 1411 } | |
| 1412 if ( this->screen && (this->screen->flags & SDL_HWSURFACE) ) { | |
| 1413 /* Direct screen access, no memory buffer */ | |
| 1414 this->screen->pixels = NULL; | |
| 1415 } | |
|
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Closing minor memory leak in XME code.
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1416 |
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|
1417 #if SDL_VIDEO_DRIVER_X11_XME |
|
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1418 XiGMiscDestroy(); |
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|
1419 #endif |
| 0 | 1420 } |
| 1421 |