Mercurial > sdl-ios-xcode
annotate src/video/windib/SDL_dibvideo.c @ 1433:bb6839704ed6
SDL_windows.h is no longer necessary
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Sat, 25 Feb 2006 22:18:25 +0000 |
| parents | d910939febfa |
| children | 8dfa9a6d69a5 |
| 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 |
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24 #define WIN32_LEAN_AND_MEAN |
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25 #include <windows.h> |
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26 |
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27 #if defined(_WIN32_WCE) |
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28 |
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29 // defined and used in SDL_sysevents.c |
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30 extern HINSTANCE aygshell; |
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31 |
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32 #endif |
| 0 | 33 |
| 34 /* Not yet in the mingw32 cross-compile headers */ | |
| 35 #ifndef CDS_FULLSCREEN | |
| 36 #define CDS_FULLSCREEN 4 | |
| 37 #endif | |
| 38 | |
| 39 #include "SDL_syswm.h" | |
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40 #include "../SDL_sysvideo.h" |
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41 #include "../SDL_pixels_c.h" |
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42 #include "../../events/SDL_sysevents.h" |
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43 #include "../../events/SDL_events_c.h" |
| 0 | 44 #include "SDL_dibvideo.h" |
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45 #include "../wincommon/SDL_syswm_c.h" |
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46 #include "../wincommon/SDL_sysmouse_c.h" |
| 0 | 47 #include "SDL_dibevents_c.h" |
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48 #include "../wincommon/SDL_wingl_c.h" |
| 0 | 49 |
| 50 #ifdef _WIN32_WCE | |
| 51 #define NO_GETDIBITS | |
| 52 #define NO_CHANGEDISPLAYSETTINGS | |
| 53 #define NO_GAMMA_SUPPORT | |
| 54 #endif | |
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55 #ifndef WS_MAXIMIZE |
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56 #define WS_MAXIMIZE 0 |
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57 #endif |
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58 #ifndef WS_THICKFRAME |
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59 #define WS_THICKFRAME 0 |
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60 #endif |
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61 #ifndef SWP_NOCOPYBITS |
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62 #define SWP_NOCOPYBITS 0 |
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63 #endif |
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64 #ifndef PC_NOCOLLAPSE |
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65 #define PC_NOCOLLAPSE 0 |
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66 #endif |
| 0 | 67 |
| 68 /* Initialization/Query functions */ | |
| 69 static int DIB_VideoInit(_THIS, SDL_PixelFormat *vformat); | |
| 70 static SDL_Rect **DIB_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags); | |
| 71 SDL_Surface *DIB_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags); | |
| 72 static int DIB_SetColors(_THIS, int firstcolor, int ncolors, | |
| 73 SDL_Color *colors); | |
| 74 static void DIB_CheckGamma(_THIS); | |
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75 void DIB_SwapGamma(_THIS); |
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76 void DIB_QuitGamma(_THIS); |
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77 int DIB_SetGammaRamp(_THIS, Uint16 *ramp); |
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78 int DIB_GetGammaRamp(_THIS, Uint16 *ramp); |
| 0 | 79 static void DIB_VideoQuit(_THIS); |
| 80 | |
| 81 /* Hardware surface functions */ | |
| 82 static int DIB_AllocHWSurface(_THIS, SDL_Surface *surface); | |
| 83 static int DIB_LockHWSurface(_THIS, SDL_Surface *surface); | |
| 84 static void DIB_UnlockHWSurface(_THIS, SDL_Surface *surface); | |
| 85 static void DIB_FreeHWSurface(_THIS, SDL_Surface *surface); | |
| 86 | |
| 87 /* Windows message handling functions */ | |
| 88 static void DIB_RealizePalette(_THIS); | |
| 89 static void DIB_PaletteChanged(_THIS, HWND window); | |
| 90 static void DIB_WinPAINT(_THIS, HDC hdc); | |
| 91 | |
| 92 /* helper fn */ | |
| 93 static int DIB_SussScreenDepth(); | |
| 94 | |
| 95 /* DIB driver bootstrap functions */ | |
| 96 | |
| 97 static int DIB_Available(void) | |
| 98 { | |
| 99 return(1); | |
| 100 } | |
| 101 | |
| 102 static void DIB_DeleteDevice(SDL_VideoDevice *device) | |
| 103 { | |
| 104 if ( device ) { | |
| 105 if ( device->hidden ) { | |
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106 SDL_free(device->hidden); |
| 0 | 107 } |
| 108 if ( device->gl_data ) { | |
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109 SDL_free(device->gl_data); |
| 0 | 110 } |
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111 SDL_free(device); |
| 0 | 112 } |
| 113 } | |
| 114 | |
| 115 static SDL_VideoDevice *DIB_CreateDevice(int devindex) | |
| 116 { | |
| 117 SDL_VideoDevice *device; | |
| 118 | |
| 119 /* Initialize all variables that we clean on shutdown */ | |
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120 device = (SDL_VideoDevice *)SDL_malloc(sizeof(SDL_VideoDevice)); |
| 0 | 121 if ( device ) { |
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122 SDL_memset(device, 0, (sizeof *device)); |
| 0 | 123 device->hidden = (struct SDL_PrivateVideoData *) |
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124 SDL_malloc((sizeof *device->hidden)); |
| 0 | 125 device->gl_data = (struct SDL_PrivateGLData *) |
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126 SDL_malloc((sizeof *device->gl_data)); |
| 0 | 127 } |
| 128 if ( (device == NULL) || (device->hidden == NULL) || | |
| 129 (device->gl_data == NULL) ) { | |
| 130 SDL_OutOfMemory(); | |
| 131 DIB_DeleteDevice(device); | |
| 132 return(NULL); | |
| 133 } | |
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134 SDL_memset(device->hidden, 0, (sizeof *device->hidden)); |
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135 SDL_memset(device->gl_data, 0, (sizeof *device->gl_data)); |
| 0 | 136 |
| 137 /* Set the function pointers */ | |
| 138 device->VideoInit = DIB_VideoInit; | |
| 139 device->ListModes = DIB_ListModes; | |
| 140 device->SetVideoMode = DIB_SetVideoMode; | |
| 141 device->UpdateMouse = WIN_UpdateMouse; | |
| 142 device->SetColors = DIB_SetColors; | |
| 143 device->UpdateRects = NULL; | |
| 144 device->VideoQuit = DIB_VideoQuit; | |
| 145 device->AllocHWSurface = DIB_AllocHWSurface; | |
| 146 device->CheckHWBlit = NULL; | |
| 147 device->FillHWRect = NULL; | |
| 148 device->SetHWColorKey = NULL; | |
| 149 device->SetHWAlpha = NULL; | |
| 150 device->LockHWSurface = DIB_LockHWSurface; | |
| 151 device->UnlockHWSurface = DIB_UnlockHWSurface; | |
| 152 device->FlipHWSurface = NULL; | |
| 153 device->FreeHWSurface = DIB_FreeHWSurface; | |
| 154 device->SetGammaRamp = DIB_SetGammaRamp; | |
| 155 device->GetGammaRamp = DIB_GetGammaRamp; | |
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156 #if SDL_VIDEO_OPENGL |
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157 device->GL_LoadLibrary = WIN_GL_LoadLibrary; |
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158 device->GL_GetProcAddress = WIN_GL_GetProcAddress; |
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159 device->GL_GetAttribute = WIN_GL_GetAttribute; |
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160 device->GL_MakeCurrent = WIN_GL_MakeCurrent; |
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161 device->GL_SwapBuffers = WIN_GL_SwapBuffers; |
| 0 | 162 #endif |
| 163 device->SetCaption = WIN_SetWMCaption; | |
| 164 device->SetIcon = WIN_SetWMIcon; | |
| 165 device->IconifyWindow = WIN_IconifyWindow; | |
| 166 device->GrabInput = WIN_GrabInput; | |
| 167 device->GetWMInfo = WIN_GetWMInfo; | |
| 168 device->FreeWMCursor = WIN_FreeWMCursor; | |
| 169 device->CreateWMCursor = WIN_CreateWMCursor; | |
| 170 device->ShowWMCursor = WIN_ShowWMCursor; | |
| 171 device->WarpWMCursor = WIN_WarpWMCursor; | |
| 172 device->CheckMouseMode = WIN_CheckMouseMode; | |
| 173 device->InitOSKeymap = DIB_InitOSKeymap; | |
| 174 device->PumpEvents = DIB_PumpEvents; | |
| 175 | |
| 176 /* Set up the windows message handling functions */ | |
| 177 WIN_RealizePalette = DIB_RealizePalette; | |
| 178 WIN_PaletteChanged = DIB_PaletteChanged; | |
| 179 WIN_WinPAINT = DIB_WinPAINT; | |
| 180 HandleMessage = DIB_HandleMessage; | |
| 181 | |
| 182 device->free = DIB_DeleteDevice; | |
| 183 | |
| 184 /* We're finally ready */ | |
| 185 return device; | |
| 186 } | |
| 187 | |
| 188 VideoBootStrap WINDIB_bootstrap = { | |
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189 "windib", "Win95/98/NT/2000/CE GDI", |
| 0 | 190 DIB_Available, DIB_CreateDevice |
| 191 }; | |
| 192 | |
| 193 #ifndef NO_CHANGEDISPLAYSETTINGS | |
| 194 | |
| 195 static int cmpmodes(const void *va, const void *vb) | |
| 196 { | |
| 197 SDL_Rect *a = *(SDL_Rect **)va; | |
| 198 SDL_Rect *b = *(SDL_Rect **)vb; | |
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199 if ( a->w == b->w ) |
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200 return b->h - a->h; |
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201 else |
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202 return b->w - a->w; |
| 0 | 203 } |
| 204 | |
| 205 static int DIB_AddMode(_THIS, int bpp, int w, int h) | |
| 206 { | |
| 207 SDL_Rect *mode; | |
| 208 int i, index; | |
| 209 int next_mode; | |
| 210 | |
| 211 /* Check to see if we already have this mode */ | |
| 212 if ( bpp < 8 ) { /* Not supported */ | |
| 213 return(0); | |
| 214 } | |
| 215 index = ((bpp+7)/8)-1; | |
| 216 for ( i=0; i<SDL_nummodes[index]; ++i ) { | |
| 217 mode = SDL_modelist[index][i]; | |
| 218 if ( (mode->w == w) && (mode->h == h) ) { | |
| 219 return(0); | |
| 220 } | |
| 221 } | |
| 222 | |
| 223 /* Set up the new video mode rectangle */ | |
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224 mode = (SDL_Rect *)SDL_malloc(sizeof *mode); |
| 0 | 225 if ( mode == NULL ) { |
| 226 SDL_OutOfMemory(); | |
| 227 return(-1); | |
| 228 } | |
| 229 mode->x = 0; | |
| 230 mode->y = 0; | |
| 231 mode->w = w; | |
| 232 mode->h = h; | |
| 233 | |
| 234 /* Allocate the new list of modes, and fill in the new mode */ | |
| 235 next_mode = SDL_nummodes[index]; | |
| 236 SDL_modelist[index] = (SDL_Rect **) | |
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237 SDL_realloc(SDL_modelist[index], (1+next_mode+1)*sizeof(SDL_Rect *)); |
| 0 | 238 if ( SDL_modelist[index] == NULL ) { |
| 239 SDL_OutOfMemory(); | |
| 240 SDL_nummodes[index] = 0; | |
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241 SDL_free(mode); |
| 0 | 242 return(-1); |
| 243 } | |
| 244 SDL_modelist[index][next_mode] = mode; | |
| 245 SDL_modelist[index][next_mode+1] = NULL; | |
| 246 SDL_nummodes[index]++; | |
| 247 | |
| 248 return(0); | |
| 249 } | |
| 250 | |
| 251 #endif /* !NO_CHANGEDISPLAYSETTINGS */ | |
| 252 | |
| 253 static HPALETTE DIB_CreatePalette(int bpp) | |
| 254 { | |
| 255 /* RJR: March 28, 2000 | |
| 256 moved palette creation here from "DIB_VideoInit" */ | |
| 257 | |
| 258 HPALETTE handle = NULL; | |
| 259 | |
| 260 if ( bpp <= 8 ) | |
| 261 { | |
| 262 LOGPALETTE *palette; | |
| 263 HDC hdc; | |
| 264 int ncolors; | |
| 265 int i; | |
| 266 | |
| 267 ncolors = 1; | |
| 268 for ( i=0; i<bpp; ++i ) { | |
| 269 ncolors *= 2; | |
| 270 } | |
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271 palette = (LOGPALETTE *)SDL_malloc(sizeof(*palette)+ |
| 0 | 272 ncolors*sizeof(PALETTEENTRY)); |
| 273 palette->palVersion = 0x300; | |
| 274 palette->palNumEntries = ncolors; | |
| 275 hdc = GetDC(SDL_Window); | |
| 276 GetSystemPaletteEntries(hdc, 0, ncolors, palette->palPalEntry); | |
| 277 ReleaseDC(SDL_Window, hdc); | |
| 278 handle = CreatePalette(palette); | |
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279 SDL_free(palette); |
| 0 | 280 } |
| 281 | |
| 282 return handle; | |
| 283 } | |
| 284 | |
| 285 int DIB_VideoInit(_THIS, SDL_PixelFormat *vformat) | |
| 286 { | |
| 287 #ifndef NO_CHANGEDISPLAYSETTINGS | |
| 288 int i; | |
| 289 DEVMODE settings; | |
| 290 #endif | |
| 291 | |
| 292 /* Create the window */ | |
| 293 if ( DIB_CreateWindow(this) < 0 ) { | |
| 294 return(-1); | |
| 295 } | |
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296 #if !SDL_AUDIO_DISABLED |
| 0 | 297 DX5_SoundFocus(SDL_Window); |
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298 #endif |
| 0 | 299 |
| 300 /* Determine the screen depth */ | |
| 301 vformat->BitsPerPixel = DIB_SussScreenDepth(); | |
| 302 switch (vformat->BitsPerPixel) { | |
| 303 case 15: | |
| 304 vformat->Rmask = 0x00007c00; | |
| 305 vformat->Gmask = 0x000003e0; | |
| 306 vformat->Bmask = 0x0000001f; | |
| 307 vformat->BitsPerPixel = 16; | |
| 308 break; | |
| 309 case 16: | |
| 310 vformat->Rmask = 0x0000f800; | |
| 311 vformat->Gmask = 0x000007e0; | |
| 312 vformat->Bmask = 0x0000001f; | |
| 313 break; | |
| 314 case 24: | |
| 315 case 32: | |
| 316 /* GDI defined as 8-8-8 */ | |
| 317 vformat->Rmask = 0x00ff0000; | |
| 318 vformat->Gmask = 0x0000ff00; | |
| 319 vformat->Bmask = 0x000000ff; | |
| 320 break; | |
| 321 default: | |
| 322 break; | |
| 323 } | |
| 324 | |
| 325 /* See if gamma is supported on this screen */ | |
| 326 DIB_CheckGamma(this); | |
| 327 | |
| 328 #ifndef NO_CHANGEDISPLAYSETTINGS | |
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329 /* Query for the desktop resolution */ |
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330 EnumDisplaySettings(NULL, ENUM_CURRENT_SETTINGS, &SDL_desktop_mode); |
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331 |
| 0 | 332 /* Query for the list of available video modes */ |
| 333 for ( i=0; EnumDisplaySettings(NULL, i, &settings); ++i ) { | |
| 334 DIB_AddMode(this, settings.dmBitsPerPel, | |
| 335 settings.dmPelsWidth, settings.dmPelsHeight); | |
| 336 } | |
| 337 /* Sort the mode lists */ | |
| 338 for ( i=0; i<NUM_MODELISTS; ++i ) { | |
| 339 if ( SDL_nummodes[i] > 0 ) { | |
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340 SDL_qsort(SDL_modelist[i], SDL_nummodes[i], sizeof *SDL_modelist[i], cmpmodes); |
| 0 | 341 } |
| 342 } | |
| 343 #endif /* !NO_CHANGEDISPLAYSETTINGS */ | |
| 344 | |
| 345 /* Grab an identity palette if we are in a palettized mode */ | |
| 346 if ( vformat->BitsPerPixel <= 8 ) { | |
| 347 /* RJR: March 28, 2000 | |
| 348 moved palette creation to "DIB_CreatePalette" */ | |
| 349 screen_pal = DIB_CreatePalette(vformat->BitsPerPixel); | |
| 350 } | |
| 351 | |
| 352 /* Fill in some window manager capabilities */ | |
| 353 this->info.wm_available = 1; | |
| 354 | |
| 355 /* We're done! */ | |
| 356 return(0); | |
| 357 } | |
| 358 | |
| 359 /* We support any format at any dimension */ | |
| 360 SDL_Rect **DIB_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags) | |
| 361 { | |
| 362 #ifdef NO_CHANGEDISPLAYSETTINGS | |
| 363 return((SDL_Rect **)-1); | |
| 364 #else | |
| 365 if ( (flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) { | |
| 366 return(SDL_modelist[((format->BitsPerPixel+7)/8)-1]); | |
| 367 } else { | |
| 368 return((SDL_Rect **)-1); | |
| 369 } | |
| 370 #endif | |
| 371 } | |
| 372 | |
| 373 | |
| 374 /* | |
| 375 Helper fn to work out which screen depth windows is currently using. | |
| 376 15 bit mode is considered 555 format, 16 bit is 565. | |
| 377 returns 0 for unknown mode. | |
| 378 (Derived from code in sept 1999 Windows Developer Journal | |
| 379 http://www.wdj.com/code/archive.html) | |
| 380 */ | |
| 381 static int DIB_SussScreenDepth() | |
| 382 { | |
| 383 #ifdef NO_GETDIBITS | |
| 384 int depth; | |
| 385 HDC hdc; | |
| 386 | |
| 387 hdc = GetDC(SDL_Window); | |
| 388 depth = GetDeviceCaps(hdc, PLANES) * GetDeviceCaps(hdc, BITSPIXEL); | |
| 389 ReleaseDC(SDL_Window, hdc); | |
| 390 return(depth); | |
| 391 #else | |
| 392 int dib_size; | |
| 393 LPBITMAPINFOHEADER dib_hdr; | |
| 394 HDC hdc; | |
| 395 HBITMAP hbm; | |
| 396 | |
| 397 /* Allocate enough space for a DIB header plus palette (for | |
| 398 * 8-bit modes) or bitfields (for 16- and 32-bit modes) | |
| 399 */ | |
| 400 dib_size = sizeof(BITMAPINFOHEADER) + 256 * sizeof (RGBQUAD); | |
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401 dib_hdr = (LPBITMAPINFOHEADER) SDL_malloc(dib_size); |
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402 SDL_memset(dib_hdr, 0, dib_size); |
| 0 | 403 dib_hdr->biSize = sizeof(BITMAPINFOHEADER); |
| 404 | |
| 405 /* Get a device-dependent bitmap that's compatible with the | |
| 406 screen. | |
| 407 */ | |
| 408 hdc = GetDC(NULL); | |
| 409 hbm = CreateCompatibleBitmap( hdc, 1, 1 ); | |
| 410 | |
| 411 /* Convert the DDB to a DIB. We need to call GetDIBits twice: | |
| 412 * the first call just fills in the BITMAPINFOHEADER; the | |
| 413 * second fills in the bitfields or palette. | |
| 414 */ | |
| 415 GetDIBits(hdc, hbm, 0, 1, NULL, (LPBITMAPINFO) dib_hdr, DIB_RGB_COLORS); | |
| 416 GetDIBits(hdc, hbm, 0, 1, NULL, (LPBITMAPINFO) dib_hdr, DIB_RGB_COLORS); | |
| 417 DeleteObject(hbm); | |
| 418 ReleaseDC(NULL, hdc); | |
| 419 | |
| 420 switch( dib_hdr->biBitCount ) | |
| 421 { | |
| 422 case 8: return 8; | |
| 423 case 24: return 24; | |
| 424 case 32: return 32; | |
| 425 case 16: | |
| 426 if( dib_hdr->biCompression == BI_BITFIELDS ) { | |
| 427 /* check the red mask */ | |
| 428 switch( ((DWORD*)((char*)dib_hdr + dib_hdr->biSize))[0] ) { | |
| 429 case 0xf800: return 16; /* 565 */ | |
| 430 case 0x7c00: return 15; /* 555 */ | |
| 431 } | |
| 432 } | |
| 433 } | |
| 434 return 0; /* poo. */ | |
| 435 #endif /* NO_GETDIBITS */ | |
| 436 } | |
| 437 | |
| 438 | |
| 439 /* Various screen update functions available */ | |
| 440 static void DIB_NormalUpdate(_THIS, int numrects, SDL_Rect *rects); | |
| 441 | |
| 442 SDL_Surface *DIB_SetVideoMode(_THIS, SDL_Surface *current, | |
| 443 int width, int height, int bpp, Uint32 flags) | |
| 444 { | |
| 445 SDL_Surface *video; | |
| 446 Uint32 prev_flags; | |
| 447 DWORD style; | |
| 448 const DWORD directstyle = | |
| 449 (WS_POPUP); | |
| 450 const DWORD windowstyle = | |
| 451 (WS_OVERLAPPED|WS_CAPTION|WS_SYSMENU|WS_MINIMIZEBOX); | |
| 452 const DWORD resizestyle = | |
| 453 (WS_THICKFRAME|WS_MAXIMIZEBOX); | |
| 454 int binfo_size; | |
| 455 BITMAPINFO *binfo; | |
| 456 HDC hdc; | |
| 457 RECT bounds; | |
| 458 int x, y; | |
| 459 Uint32 Rmask, Gmask, Bmask; | |
| 460 | |
| 461 /* Clean up any GL context that may be hanging around */ | |
| 462 if ( current->flags & SDL_OPENGL ) { | |
| 463 WIN_GL_ShutDown(this); | |
| 464 } | |
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465 SDL_resizing = 1; |
| 0 | 466 |
| 467 /* Recalculate the bitmasks if necessary */ | |
| 468 if ( bpp == current->format->BitsPerPixel ) { | |
| 469 video = current; | |
| 470 } else { | |
| 471 switch (bpp) { | |
| 472 case 15: | |
| 473 case 16: | |
| 474 if ( DIB_SussScreenDepth() == 15 ) { | |
| 475 /* 5-5-5 */ | |
| 476 Rmask = 0x00007c00; | |
| 477 Gmask = 0x000003e0; | |
| 478 Bmask = 0x0000001f; | |
| 479 } else { | |
| 480 /* 5-6-5 */ | |
| 481 Rmask = 0x0000f800; | |
| 482 Gmask = 0x000007e0; | |
| 483 Bmask = 0x0000001f; | |
| 484 } | |
| 485 break; | |
| 486 case 24: | |
| 487 case 32: | |
| 488 /* GDI defined as 8-8-8 */ | |
| 489 Rmask = 0x00ff0000; | |
| 490 Gmask = 0x0000ff00; | |
| 491 Bmask = 0x000000ff; | |
| 492 break; | |
| 493 default: | |
| 494 Rmask = 0x00000000; | |
| 495 Gmask = 0x00000000; | |
| 496 Bmask = 0x00000000; | |
| 497 break; | |
| 498 } | |
| 499 video = SDL_CreateRGBSurface(SDL_SWSURFACE, | |
| 500 0, 0, bpp, Rmask, Gmask, Bmask, 0); | |
| 501 if ( video == NULL ) { | |
| 502 SDL_OutOfMemory(); | |
| 503 return(NULL); | |
| 504 } | |
| 505 } | |
| 506 | |
| 507 /* Fill in part of the video surface */ | |
| 508 prev_flags = video->flags; | |
| 509 video->flags = 0; /* Clear flags */ | |
| 510 video->w = width; | |
| 511 video->h = height; | |
| 512 video->pitch = SDL_CalculatePitch(video); | |
| 513 | |
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514 /* Small fix for WinCE/Win32 - when activating window |
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515 SDL_VideoSurface is equal to zero, so activating code |
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516 is not called properly for fullscreen windows because |
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517 macros WINDIB_FULLSCREEN uses SDL_VideoSurface |
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518 */ |
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519 SDL_VideoSurface = video; |
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520 |
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521 #if defined(_WIN32_WCE) |
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522 if ( flags & SDL_FULLSCREEN ) |
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523 video->flags |= SDL_FULLSCREEN; |
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524 #endif |
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525 |
| 0 | 526 #ifndef NO_CHANGEDISPLAYSETTINGS |
| 527 /* Set fullscreen mode if appropriate */ | |
| 528 if ( (flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) { | |
| 529 DEVMODE settings; | |
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530 BOOL changed; |
| 0 | 531 |
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532 SDL_memset(&settings, 0, sizeof(DEVMODE)); |
| 0 | 533 settings.dmSize = sizeof(DEVMODE); |
| 534 settings.dmBitsPerPel = video->format->BitsPerPixel; | |
| 535 settings.dmPelsWidth = width; | |
| 536 settings.dmPelsHeight = height; | |
| 537 settings.dmFields = DM_PELSWIDTH | DM_PELSHEIGHT | DM_BITSPERPEL; | |
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538 if ( width <= (int)SDL_desktop_mode.dmPelsWidth && |
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539 height <= (int)SDL_desktop_mode.dmPelsHeight ) { |
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540 settings.dmDisplayFrequency = SDL_desktop_mode.dmDisplayFrequency; |
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541 settings.dmFields |= DM_DISPLAYFREQUENCY; |
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542 } |
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543 changed = (ChangeDisplaySettings(&settings, CDS_FULLSCREEN) == DISP_CHANGE_SUCCESSFUL); |
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544 if ( ! changed && (settings.dmFields & DM_DISPLAYFREQUENCY) ) { |
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545 settings.dmFields &= ~DM_DISPLAYFREQUENCY; |
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546 changed = (ChangeDisplaySettings(&settings, CDS_FULLSCREEN) == DISP_CHANGE_SUCCESSFUL); |
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547 } |
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548 if ( changed ) { |
| 0 | 549 video->flags |= SDL_FULLSCREEN; |
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550 SDL_fullscreen_mode = settings; |
| 0 | 551 } |
| 552 } | |
| 553 #endif /* !NO_CHANGEDISPLAYSETTINGS */ | |
| 554 | |
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555 /* Reset the palette and create a new one if necessary */ |
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556 if ( screen_pal != NULL ) { |
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557 /* RJR: March 28, 2000 |
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558 delete identity palette if switching from a palettized mode */ |
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559 DeleteObject(screen_pal); |
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560 screen_pal = NULL; |
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561 } |
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562 if ( bpp <= 8 ) |
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563 { |
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564 /* RJR: March 28, 2000 |
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565 create identity palette switching to a palettized mode */ |
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566 screen_pal = DIB_CreatePalette(bpp); |
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567 } |
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568 |
| 0 | 569 style = GetWindowLong(SDL_Window, GWL_STYLE); |
| 570 style &= ~(resizestyle|WS_MAXIMIZE); | |
| 571 if ( (video->flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) { | |
| 572 style &= ~windowstyle; | |
| 573 style |= directstyle; | |
| 574 } else { | |
| 575 #ifndef NO_CHANGEDISPLAYSETTINGS | |
| 576 if ( (prev_flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) { | |
| 577 ChangeDisplaySettings(NULL, 0); | |
| 578 } | |
| 579 #endif | |
| 580 if ( flags & SDL_NOFRAME ) { | |
| 581 style &= ~windowstyle; | |
| 582 style |= directstyle; | |
| 583 video->flags |= SDL_NOFRAME; | |
| 584 } else { | |
| 585 style &= ~directstyle; | |
| 586 style |= windowstyle; | |
| 587 if ( flags & SDL_RESIZABLE ) { | |
| 588 style |= resizestyle; | |
| 589 video->flags |= SDL_RESIZABLE; | |
| 590 } | |
| 591 } | |
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592 #if WS_MAXIMIZE |
| 0 | 593 if (IsZoomed(SDL_Window)) style |= WS_MAXIMIZE; |
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594 #endif |
| 0 | 595 } |
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596 |
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597 /* DJM: Don't piss of anyone who has setup his own window */ |
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598 if ( !SDL_windowid ) |
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599 SetWindowLong(SDL_Window, GWL_STYLE, style); |
| 0 | 600 |
| 601 /* Delete the old bitmap if necessary */ | |
| 602 if ( screen_bmp != NULL ) { | |
| 603 DeleteObject(screen_bmp); | |
| 604 } | |
| 605 if ( ! (flags & SDL_OPENGL) ) { | |
| 606 BOOL is16bitmode = (video->format->BytesPerPixel == 2); | |
| 607 | |
| 608 /* Suss out the bitmap info header */ | |
| 609 binfo_size = sizeof(*binfo); | |
| 610 if( is16bitmode ) { | |
| 611 /* 16bit modes, palette area used for rgb bitmasks */ | |
| 612 binfo_size += 3*sizeof(DWORD); | |
| 613 } else if ( video->format->palette ) { | |
| 614 binfo_size += video->format->palette->ncolors * | |
| 615 sizeof(RGBQUAD); | |
| 616 } | |
|
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617 binfo = (BITMAPINFO *)SDL_malloc(binfo_size); |
| 0 | 618 if ( ! binfo ) { |
| 619 if ( video != current ) { | |
| 620 SDL_FreeSurface(video); | |
| 621 } | |
| 622 SDL_OutOfMemory(); | |
| 623 return(NULL); | |
| 624 } | |
| 625 | |
| 626 binfo->bmiHeader.biSize = sizeof(BITMAPINFOHEADER); | |
| 627 binfo->bmiHeader.biWidth = video->w; | |
| 628 binfo->bmiHeader.biHeight = -video->h; /* -ve for topdown bitmap */ | |
| 629 binfo->bmiHeader.biPlanes = 1; | |
| 630 binfo->bmiHeader.biSizeImage = video->h * video->pitch; | |
| 631 binfo->bmiHeader.biXPelsPerMeter = 0; | |
| 632 binfo->bmiHeader.biYPelsPerMeter = 0; | |
| 633 binfo->bmiHeader.biClrUsed = 0; | |
| 634 binfo->bmiHeader.biClrImportant = 0; | |
| 635 binfo->bmiHeader.biBitCount = video->format->BitsPerPixel; | |
| 636 | |
| 637 if ( is16bitmode ) { | |
| 638 /* BI_BITFIELDS tells CreateDIBSection about the rgb masks in the palette */ | |
| 639 binfo->bmiHeader.biCompression = BI_BITFIELDS; | |
| 640 ((Uint32*)binfo->bmiColors)[0] = video->format->Rmask; | |
| 641 ((Uint32*)binfo->bmiColors)[1] = video->format->Gmask; | |
| 642 ((Uint32*)binfo->bmiColors)[2] = video->format->Bmask; | |
| 643 } else { | |
| 644 binfo->bmiHeader.biCompression = BI_RGB; /* BI_BITFIELDS for 565 vs 555 */ | |
| 645 if ( video->format->palette ) { | |
|
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|
646 SDL_memset(binfo->bmiColors, 0, |
| 0 | 647 video->format->palette->ncolors*sizeof(RGBQUAD)); |
| 648 } | |
| 649 } | |
| 650 | |
| 651 /* Create the offscreen bitmap buffer */ | |
| 652 hdc = GetDC(SDL_Window); | |
| 653 screen_bmp = CreateDIBSection(hdc, binfo, DIB_RGB_COLORS, | |
| 654 (void **)(&video->pixels), NULL, 0); | |
| 655 ReleaseDC(SDL_Window, hdc); | |
|
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|
656 SDL_free(binfo); |
| 0 | 657 if ( screen_bmp == NULL ) { |
| 658 if ( video != current ) { | |
| 659 SDL_FreeSurface(video); | |
| 660 } | |
| 661 SDL_SetError("Couldn't create DIB section"); | |
| 662 return(NULL); | |
| 663 } | |
| 664 this->UpdateRects = DIB_NormalUpdate; | |
| 665 | |
| 666 /* Set video surface flags */ | |
| 667 if ( bpp <= 8 ) { | |
| 668 /* BitBlt() maps colors for us */ | |
| 669 video->flags |= SDL_HWPALETTE; | |
| 670 } | |
| 671 } | |
| 672 | |
| 673 /* Resize the window */ | |
|
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The event code was fine, and calculated the SDL_windowX/Y correctly.
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|
674 if ( !SDL_windowid && !IsZoomed(SDL_Window) ) { |
|
448
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|
675 HWND top; |
| 0 | 676 UINT swp_flags; |
|
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|
677 const char *window = NULL; |
|
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|
678 const char *center = NULL; |
|
833
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679 |
|
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680 if ( !SDL_windowX && !SDL_windowY ) { |
|
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681 window = SDL_getenv("SDL_VIDEO_WINDOW_POS"); |
|
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682 center = SDL_getenv("SDL_VIDEO_CENTERED"); |
|
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683 if ( window ) { |
|
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684 if ( SDL_sscanf(window, "%d,%d", &x, &y) == 2 ) { |
|
833
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685 SDL_windowX = x; |
|
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686 SDL_windowY = y; |
|
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|
687 } |
|
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688 if ( SDL_strcmp(window, "center") == 0 ) { |
|
833
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|
689 center = window; |
|
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690 } |
|
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|
691 } |
|
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|
692 } |
|
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|
693 swp_flags = (SWP_NOCOPYBITS | SWP_SHOWWINDOW); |
| 0 | 694 |
|
833
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|
695 bounds.left = SDL_windowX; |
|
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|
696 bounds.top = SDL_windowY; |
|
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|
697 bounds.right = SDL_windowX+video->w; |
|
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|
698 bounds.bottom = SDL_windowY+video->h; |
|
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|
699 AdjustWindowRectEx(&bounds, GetWindowLong(SDL_Window, GWL_STYLE), FALSE, 0); |
| 0 | 700 width = bounds.right-bounds.left; |
| 701 height = bounds.bottom-bounds.top; | |
|
833
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702 if ( (flags & SDL_FULLSCREEN) ) { |
|
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|
703 x = (GetSystemMetrics(SM_CXSCREEN)-width)/2; |
|
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|
704 y = (GetSystemMetrics(SM_CYSCREEN)-height)/2; |
|
971
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|
705 } else if ( center ) { |
|
96671ebc50a4
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|
706 x = (GetSystemMetrics(SM_CXSCREEN)-width)/2; |
|
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|
707 y = (GetSystemMetrics(SM_CYSCREEN)-height)/2; |
|
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|
708 } else if ( SDL_windowX || SDL_windowY || window ) { |
|
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|
709 x = bounds.left; |
|
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|
710 y = bounds.top; |
|
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|
711 } else { |
|
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|
712 x = y = -1; |
|
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|
713 swp_flags |= SWP_NOMOVE; |
|
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|
714 } |
|
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|
715 if ( flags & SDL_FULLSCREEN ) { |
|
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|
716 top = HWND_TOPMOST; |
|
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|
717 } else { |
|
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|
718 top = HWND_NOTOPMOST; |
|
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|
719 } |
|
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diff
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|
720 SetWindowPos(SDL_Window, top, x, y, width, height, swp_flags); |
|
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|
721 if ( !(flags & SDL_FULLSCREEN) ) { |
|
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722 SDL_windowX = SDL_bounds.left; |
|
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|
723 SDL_windowY = SDL_bounds.top; |
|
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|
724 } |
| 0 | 725 SetForegroundWindow(SDL_Window); |
| 726 } | |
|
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|
727 SDL_resizing = 0; |
| 0 | 728 |
| 729 /* Set up for OpenGL */ | |
| 730 if ( flags & SDL_OPENGL ) { | |
| 731 if ( WIN_GL_SetupWindow(this) < 0 ) { | |
| 732 return(NULL); | |
| 733 } | |
| 734 video->flags |= SDL_OPENGL; | |
| 735 } | |
|
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parents:
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diff
changeset
|
736 |
| 0 | 737 /* We're live! */ |
| 738 return(video); | |
| 739 } | |
| 740 | |
| 741 /* We don't actually allow hardware surfaces in the DIB driver */ | |
| 742 static int DIB_AllocHWSurface(_THIS, SDL_Surface *surface) | |
| 743 { | |
| 744 return(-1); | |
| 745 } | |
| 746 static void DIB_FreeHWSurface(_THIS, SDL_Surface *surface) | |
| 747 { | |
| 748 return; | |
| 749 } | |
| 750 static int DIB_LockHWSurface(_THIS, SDL_Surface *surface) | |
| 751 { | |
| 752 return(0); | |
| 753 } | |
| 754 static void DIB_UnlockHWSurface(_THIS, SDL_Surface *surface) | |
| 755 { | |
| 756 return; | |
| 757 } | |
| 758 | |
| 759 static void DIB_NormalUpdate(_THIS, int numrects, SDL_Rect *rects) | |
| 760 { | |
| 761 HDC hdc, mdc; | |
| 762 int i; | |
| 763 | |
| 764 hdc = GetDC(SDL_Window); | |
| 765 if ( screen_pal ) { | |
| 766 SelectPalette(hdc, screen_pal, FALSE); | |
| 767 } | |
| 768 mdc = CreateCompatibleDC(hdc); | |
| 769 SelectObject(mdc, screen_bmp); | |
| 770 for ( i=0; i<numrects; ++i ) { | |
| 771 BitBlt(hdc, rects[i].x, rects[i].y, rects[i].w, rects[i].h, | |
| 772 mdc, rects[i].x, rects[i].y, SRCCOPY); | |
| 773 } | |
| 774 DeleteDC(mdc); | |
| 775 ReleaseDC(SDL_Window, hdc); | |
| 776 } | |
| 777 | |
|
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|
778 |
| 0 | 779 int DIB_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors) |
| 780 { | |
|
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|
781 #if !defined(_WIN32_WCE) || (_WIN32_WCE >= 400) |
|
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|
782 HDC hdc, mdc; |
| 0 | 783 RGBQUAD *pal; |
|
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|
784 #else |
|
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|
785 HDC hdc; |
|
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|
786 #endif |
|
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|
787 int i; |
| 0 | 788 |
| 789 /* Update the display palette */ | |
| 790 hdc = GetDC(SDL_Window); | |
| 791 if ( screen_pal ) { | |
| 792 PALETTEENTRY *entries; | |
| 793 | |
|
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Sam Lantinga <slouken@libsdl.org>
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|
794 entries = SDL_stack_alloc(PALETTEENTRY, ncolors); |
| 0 | 795 for ( i=0; i<ncolors; ++i ) { |
| 796 entries[i].peRed = colors[i].r; | |
| 797 entries[i].peGreen = colors[i].g; | |
| 798 entries[i].peBlue = colors[i].b; | |
| 799 entries[i].peFlags = PC_NOCOLLAPSE; | |
| 800 } | |
| 801 SetPaletteEntries(screen_pal, firstcolor, ncolors, entries); | |
| 802 SelectPalette(hdc, screen_pal, FALSE); | |
| 803 RealizePalette(hdc); | |
|
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|
804 SDL_stack_free(entries); |
| 0 | 805 } |
| 806 | |
|
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changeset
|
807 #if !defined(_WIN32_WCE) || (_WIN32_WCE >= 400) |
| 0 | 808 /* Copy palette colors into DIB palette */ |
|
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|
809 pal = SDL_stack_alloc(RGBQUAD, ncolors); |
| 0 | 810 for ( i=0; i<ncolors; ++i ) { |
| 811 pal[i].rgbRed = colors[i].r; | |
| 812 pal[i].rgbGreen = colors[i].g; | |
| 813 pal[i].rgbBlue = colors[i].b; | |
| 814 pal[i].rgbReserved = 0; | |
| 815 } | |
| 816 | |
| 817 /* Set the DIB palette and update the display */ | |
| 818 mdc = CreateCompatibleDC(hdc); | |
| 819 SelectObject(mdc, screen_bmp); | |
| 820 SetDIBColorTable(mdc, firstcolor, ncolors, pal); | |
| 821 BitBlt(hdc, 0, 0, this->screen->w, this->screen->h, | |
| 822 mdc, 0, 0, SRCCOPY); | |
| 823 DeleteDC(mdc); | |
|
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|
824 SDL_stack_free(pal); |
|
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diff
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|
825 #endif |
| 0 | 826 ReleaseDC(SDL_Window, hdc); |
| 827 return(1); | |
| 828 } | |
| 829 | |
|
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|
830 |
| 0 | 831 static void DIB_CheckGamma(_THIS) |
| 832 { | |
| 833 #ifndef NO_GAMMA_SUPPORT | |
| 834 HDC hdc; | |
| 835 WORD ramp[3*256]; | |
| 836 | |
| 837 /* If we fail to get gamma, disable gamma control */ | |
| 838 hdc = GetDC(SDL_Window); | |
| 839 if ( ! GetDeviceGammaRamp(hdc, ramp) ) { | |
| 840 this->GetGammaRamp = NULL; | |
| 841 this->SetGammaRamp = NULL; | |
| 842 } | |
| 843 ReleaseDC(SDL_Window, hdc); | |
| 844 #endif /* !NO_GAMMA_SUPPORT */ | |
| 845 } | |
|
338
518ffd98a8f6
Fixed gamma ramps in DirectX windowed and OpenGL modes
Sam Lantinga <slouken@libsdl.org>
parents:
304
diff
changeset
|
846 void DIB_SwapGamma(_THIS) |
| 0 | 847 { |
| 848 #ifndef NO_GAMMA_SUPPORT | |
| 849 HDC hdc; | |
| 850 | |
| 851 if ( gamma_saved ) { | |
| 852 hdc = GetDC(SDL_Window); | |
| 853 if ( SDL_GetAppState() & SDL_APPINPUTFOCUS ) { | |
| 854 /* About to leave active state, restore gamma */ | |
| 855 SetDeviceGammaRamp(hdc, gamma_saved); | |
| 856 } else { | |
| 857 /* About to enter active state, set game gamma */ | |
| 858 GetDeviceGammaRamp(hdc, gamma_saved); | |
| 859 SetDeviceGammaRamp(hdc, this->gamma); | |
| 860 } | |
| 861 ReleaseDC(SDL_Window, hdc); | |
| 862 } | |
| 863 #endif /* !NO_GAMMA_SUPPORT */ | |
| 864 } | |
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865 void DIB_QuitGamma(_THIS) |
| 0 | 866 { |
| 867 #ifndef NO_GAMMA_SUPPORT | |
| 868 if ( gamma_saved ) { | |
| 869 /* Restore the original gamma if necessary */ | |
| 870 if ( SDL_GetAppState() & SDL_APPINPUTFOCUS ) { | |
| 871 HDC hdc; | |
| 872 | |
| 873 hdc = GetDC(SDL_Window); | |
| 874 SetDeviceGammaRamp(hdc, gamma_saved); | |
| 875 ReleaseDC(SDL_Window, hdc); | |
| 876 } | |
| 877 | |
| 878 /* Free the saved gamma memory */ | |
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879 SDL_free(gamma_saved); |
| 0 | 880 gamma_saved = 0; |
| 881 } | |
| 882 #endif /* !NO_GAMMA_SUPPORT */ | |
| 883 } | |
| 884 | |
|
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885 int DIB_SetGammaRamp(_THIS, Uint16 *ramp) |
| 0 | 886 { |
|
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887 #ifdef NO_GAMMA_SUPPORT |
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888 SDL_SetError("SDL compiled without gamma ramp support"); |
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889 return -1; |
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890 #else |
| 0 | 891 HDC hdc; |
| 892 BOOL succeeded; | |
| 893 | |
| 894 /* Set the ramp for the display */ | |
| 895 if ( ! gamma_saved ) { | |
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896 gamma_saved = (WORD *)SDL_malloc(3*256*sizeof(*gamma_saved)); |
| 0 | 897 if ( ! gamma_saved ) { |
| 898 SDL_OutOfMemory(); | |
| 899 return -1; | |
| 900 } | |
| 901 hdc = GetDC(SDL_Window); | |
| 902 GetDeviceGammaRamp(hdc, gamma_saved); | |
| 903 ReleaseDC(SDL_Window, hdc); | |
| 904 } | |
| 905 if ( SDL_GetAppState() & SDL_APPINPUTFOCUS ) { | |
| 906 hdc = GetDC(SDL_Window); | |
| 907 succeeded = SetDeviceGammaRamp(hdc, ramp); | |
| 908 ReleaseDC(SDL_Window, hdc); | |
| 909 } else { | |
| 910 succeeded = TRUE; | |
| 911 } | |
| 912 return succeeded ? 0 : -1; | |
|
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913 #endif /* !NO_GAMMA_SUPPORT */ |
| 0 | 914 } |
| 915 | |
|
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916 int DIB_GetGammaRamp(_THIS, Uint16 *ramp) |
| 0 | 917 { |
|
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918 #ifdef NO_GAMMA_SUPPORT |
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919 SDL_SetError("SDL compiled without gamma ramp support"); |
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920 return -1; |
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921 #else |
| 0 | 922 HDC hdc; |
| 923 BOOL succeeded; | |
| 924 | |
| 925 /* Get the ramp from the display */ | |
| 926 hdc = GetDC(SDL_Window); | |
| 927 succeeded = GetDeviceGammaRamp(hdc, ramp); | |
| 928 ReleaseDC(SDL_Window, hdc); | |
| 929 return succeeded ? 0 : -1; | |
|
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930 #endif /* !NO_GAMMA_SUPPORT */ |
| 0 | 931 } |
| 932 | |
|
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933 static void FlushMessageQueue() |
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934 { |
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935 MSG msg; |
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936 while ( PeekMessage(&msg, NULL, 0, 0, PM_REMOVE) ) { |
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937 if ( msg.message == WM_QUIT ) break; |
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938 TranslateMessage( &msg ); |
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939 DispatchMessage( &msg ); |
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940 } |
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941 } |
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942 |
| 0 | 943 void DIB_VideoQuit(_THIS) |
| 944 { | |
| 945 /* Destroy the window and everything associated with it */ | |
| 946 if ( SDL_Window ) { | |
| 947 /* Delete the screen bitmap (also frees screen->pixels) */ | |
| 948 if ( this->screen ) { | |
| 949 #ifndef NO_CHANGEDISPLAYSETTINGS | |
| 950 if ( this->screen->flags & SDL_FULLSCREEN ) { | |
| 951 ChangeDisplaySettings(NULL, 0); | |
|
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952 ShowWindow(SDL_Window, SW_HIDE); |
| 0 | 953 } |
| 954 #endif | |
| 955 if ( this->screen->flags & SDL_OPENGL ) { | |
| 956 WIN_GL_ShutDown(this); | |
| 957 } | |
| 958 this->screen->pixels = NULL; | |
| 959 } | |
| 960 if ( screen_bmp ) { | |
| 961 DeleteObject(screen_bmp); | |
| 962 screen_bmp = NULL; | |
| 963 } | |
| 964 if ( screen_icn ) { | |
| 965 DestroyIcon(screen_icn); | |
| 966 screen_icn = NULL; | |
| 967 } | |
| 968 DIB_QuitGamma(this); | |
| 969 DIB_DestroyWindow(this); | |
|
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970 FlushMessageQueue(); |
| 0 | 971 |
| 972 SDL_Window = NULL; | |
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973 |
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974 #if defined(_WIN32_WCE) |
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975 |
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976 // Unload wince aygshell library to prevent leak |
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977 if( aygshell ) |
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978 { |
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979 FreeLibrary(aygshell); |
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980 aygshell = NULL; |
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981 } |
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982 #endif |
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983 |
| 0 | 984 } |
| 985 } | |
| 986 | |
| 987 /* Exported for the windows message loop only */ | |
| 988 static void DIB_FocusPalette(_THIS, int foreground) | |
| 989 { | |
| 990 if ( screen_pal != NULL ) { | |
| 991 HDC hdc; | |
| 992 | |
| 993 hdc = GetDC(SDL_Window); | |
| 994 SelectPalette(hdc, screen_pal, FALSE); | |
| 995 if ( RealizePalette(hdc) ) | |
| 996 InvalidateRect(SDL_Window, NULL, FALSE); | |
| 997 ReleaseDC(SDL_Window, hdc); | |
| 998 } | |
| 999 } | |
| 1000 static void DIB_RealizePalette(_THIS) | |
| 1001 { | |
| 1002 DIB_FocusPalette(this, 1); | |
| 1003 } | |
| 1004 static void DIB_PaletteChanged(_THIS, HWND window) | |
| 1005 { | |
| 1006 if ( window != SDL_Window ) { | |
| 1007 DIB_FocusPalette(this, 0); | |
| 1008 } | |
| 1009 } | |
| 1010 | |
| 1011 /* Exported for the windows message loop only */ | |
| 1012 static void DIB_WinPAINT(_THIS, HDC hdc) | |
| 1013 { | |
| 1014 HDC mdc; | |
| 1015 | |
| 1016 if ( screen_pal ) { | |
| 1017 SelectPalette(hdc, screen_pal, FALSE); | |
| 1018 } | |
| 1019 mdc = CreateCompatibleDC(hdc); | |
| 1020 SelectObject(mdc, screen_bmp); | |
| 1021 BitBlt(hdc, 0, 0, SDL_VideoSurface->w, SDL_VideoSurface->h, | |
| 1022 mdc, 0, 0, SRCCOPY); | |
| 1023 DeleteDC(mdc); | |
| 1024 } | |
| 1025 | |
| 1026 /* Stub in case DirectX isn't available */ | |
|
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1027 #if !SDL_AUDIO_DRIVER_DSOUND |
| 0 | 1028 void DX5_SoundFocus(HWND hwnd) |
| 1029 { | |
| 1030 return; | |
| 1031 } | |
| 1032 #endif |