Mercurial > sdl-ios-xcode
annotate src/video/windib/SDL_dibvideo.c @ 4143:73e7e7f5b5a1 SDL-1.2
Don't recreate the GL content in windib target if SDL_SetVideoMode() is being
called in response to a window resize event...prevents loss of GL state and
objects.
| author | Ryan C. Gordon <icculus@icculus.org> |
|---|---|
| date | Wed, 12 Mar 2008 22:01:48 +0000 |
| parents | 568c9b3c0167 |
| children | a1b03ba2fcd0 |
| 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 |
| 0 | 27 /* Not yet in the mingw32 cross-compile headers */ |
| 28 #ifndef CDS_FULLSCREEN | |
| 29 #define CDS_FULLSCREEN 4 | |
| 30 #endif | |
| 31 | |
| 32 #include "SDL_syswm.h" | |
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33 #include "../SDL_sysvideo.h" |
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34 #include "../SDL_pixels_c.h" |
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35 #include "../../events/SDL_sysevents.h" |
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36 #include "../../events/SDL_events_c.h" |
| 0 | 37 #include "SDL_dibvideo.h" |
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38 #include "../wincommon/SDL_syswm_c.h" |
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39 #include "../wincommon/SDL_sysmouse_c.h" |
| 0 | 40 #include "SDL_dibevents_c.h" |
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41 #include "../wincommon/SDL_wingl_c.h" |
| 0 | 42 |
| 43 #ifdef _WIN32_WCE | |
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44 |
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45 #ifndef DM_DISPLAYORIENTATION |
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46 #define DM_DISPLAYORIENTATION 0x00800000L |
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47 #endif |
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48 #ifndef DM_DISPLAYQUERYORIENTATION |
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49 #define DM_DISPLAYQUERYORIENTATION 0x01000000L |
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50 #endif |
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51 #ifndef DMDO_0 |
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52 #define DMDO_0 0 |
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53 #endif |
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54 #ifndef DMDO_90 |
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55 #define DMDO_90 1 |
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56 #endif |
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57 #ifndef DMDO_180 |
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58 #define DMDO_180 2 |
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59 #endif |
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60 #ifndef DMDO_270 |
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61 #define DMDO_270 4 |
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62 #endif |
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63 |
| 0 | 64 #define NO_GETDIBITS |
| 65 #define NO_GAMMA_SUPPORT | |
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66 #if _WIN32_WCE < 420 |
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67 #define NO_CHANGEDISPLAYSETTINGS |
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68 #else |
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69 #define ChangeDisplaySettings(lpDevMode, dwFlags) ChangeDisplaySettingsEx(NULL, (lpDevMode), 0, (dwFlags), 0) |
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70 #endif |
| 0 | 71 #endif |
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72 #ifndef WS_MAXIMIZE |
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73 #define WS_MAXIMIZE 0 |
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74 #endif |
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75 #ifndef WS_THICKFRAME |
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76 #define WS_THICKFRAME 0 |
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77 #endif |
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78 #ifndef SWP_NOCOPYBITS |
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79 #define SWP_NOCOPYBITS 0 |
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80 #endif |
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81 #ifndef PC_NOCOLLAPSE |
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82 #define PC_NOCOLLAPSE 0 |
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83 #endif |
| 0 | 84 |
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85 #ifdef _WIN32_WCE |
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86 // defined and used in SDL_sysevents.c |
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87 extern HINSTANCE aygshell; |
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88 #endif |
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89 |
| 0 | 90 /* Initialization/Query functions */ |
| 91 static int DIB_VideoInit(_THIS, SDL_PixelFormat *vformat); | |
| 92 static SDL_Rect **DIB_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags); | |
| 93 SDL_Surface *DIB_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags); | |
| 94 static int DIB_SetColors(_THIS, int firstcolor, int ncolors, | |
| 95 SDL_Color *colors); | |
| 96 static void DIB_CheckGamma(_THIS); | |
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97 void DIB_SwapGamma(_THIS); |
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98 void DIB_QuitGamma(_THIS); |
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99 int DIB_SetGammaRamp(_THIS, Uint16 *ramp); |
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100 int DIB_GetGammaRamp(_THIS, Uint16 *ramp); |
| 0 | 101 static void DIB_VideoQuit(_THIS); |
| 102 | |
| 103 /* Hardware surface functions */ | |
| 104 static int DIB_AllocHWSurface(_THIS, SDL_Surface *surface); | |
| 105 static int DIB_LockHWSurface(_THIS, SDL_Surface *surface); | |
| 106 static void DIB_UnlockHWSurface(_THIS, SDL_Surface *surface); | |
| 107 static void DIB_FreeHWSurface(_THIS, SDL_Surface *surface); | |
| 108 | |
| 109 /* Windows message handling functions */ | |
| 3992 | 110 static void DIB_GrabStaticColors(HWND window); |
| 111 static void DIB_ReleaseStaticColors(HWND window); | |
| 112 static void DIB_Activate(_THIS, BOOL active, BOOL minimized); | |
| 0 | 113 static void DIB_RealizePalette(_THIS); |
| 114 static void DIB_PaletteChanged(_THIS, HWND window); | |
| 115 static void DIB_WinPAINT(_THIS, HDC hdc); | |
| 116 | |
| 117 /* helper fn */ | |
| 118 static int DIB_SussScreenDepth(); | |
| 119 | |
| 120 /* DIB driver bootstrap functions */ | |
| 121 | |
| 122 static int DIB_Available(void) | |
| 123 { | |
| 124 return(1); | |
| 125 } | |
| 126 | |
| 127 static void DIB_DeleteDevice(SDL_VideoDevice *device) | |
| 128 { | |
| 129 if ( device ) { | |
| 130 if ( device->hidden ) { | |
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131 SDL_free(device->hidden); |
| 0 | 132 } |
| 133 if ( device->gl_data ) { | |
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134 SDL_free(device->gl_data); |
| 0 | 135 } |
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136 SDL_free(device); |
| 0 | 137 } |
| 138 } | |
| 139 | |
| 140 static SDL_VideoDevice *DIB_CreateDevice(int devindex) | |
| 141 { | |
| 142 SDL_VideoDevice *device; | |
| 143 | |
| 144 /* Initialize all variables that we clean on shutdown */ | |
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145 device = (SDL_VideoDevice *)SDL_malloc(sizeof(SDL_VideoDevice)); |
| 0 | 146 if ( device ) { |
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147 SDL_memset(device, 0, (sizeof *device)); |
| 0 | 148 device->hidden = (struct SDL_PrivateVideoData *) |
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149 SDL_malloc((sizeof *device->hidden)); |
| 0 | 150 device->gl_data = (struct SDL_PrivateGLData *) |
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151 SDL_malloc((sizeof *device->gl_data)); |
| 0 | 152 } |
| 153 if ( (device == NULL) || (device->hidden == NULL) || | |
| 154 (device->gl_data == NULL) ) { | |
| 155 SDL_OutOfMemory(); | |
| 156 DIB_DeleteDevice(device); | |
| 157 return(NULL); | |
| 158 } | |
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159 SDL_memset(device->hidden, 0, (sizeof *device->hidden)); |
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160 SDL_memset(device->gl_data, 0, (sizeof *device->gl_data)); |
| 0 | 161 |
| 162 /* Set the function pointers */ | |
| 163 device->VideoInit = DIB_VideoInit; | |
| 164 device->ListModes = DIB_ListModes; | |
| 165 device->SetVideoMode = DIB_SetVideoMode; | |
| 166 device->UpdateMouse = WIN_UpdateMouse; | |
| 167 device->SetColors = DIB_SetColors; | |
| 168 device->UpdateRects = NULL; | |
| 169 device->VideoQuit = DIB_VideoQuit; | |
| 170 device->AllocHWSurface = DIB_AllocHWSurface; | |
| 171 device->CheckHWBlit = NULL; | |
| 172 device->FillHWRect = NULL; | |
| 173 device->SetHWColorKey = NULL; | |
| 174 device->SetHWAlpha = NULL; | |
| 175 device->LockHWSurface = DIB_LockHWSurface; | |
| 176 device->UnlockHWSurface = DIB_UnlockHWSurface; | |
| 177 device->FlipHWSurface = NULL; | |
| 178 device->FreeHWSurface = DIB_FreeHWSurface; | |
| 179 device->SetGammaRamp = DIB_SetGammaRamp; | |
| 180 device->GetGammaRamp = DIB_GetGammaRamp; | |
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181 #if SDL_VIDEO_OPENGL |
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182 device->GL_LoadLibrary = WIN_GL_LoadLibrary; |
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183 device->GL_GetProcAddress = WIN_GL_GetProcAddress; |
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184 device->GL_GetAttribute = WIN_GL_GetAttribute; |
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185 device->GL_MakeCurrent = WIN_GL_MakeCurrent; |
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186 device->GL_SwapBuffers = WIN_GL_SwapBuffers; |
| 0 | 187 #endif |
| 188 device->SetCaption = WIN_SetWMCaption; | |
| 189 device->SetIcon = WIN_SetWMIcon; | |
| 190 device->IconifyWindow = WIN_IconifyWindow; | |
| 191 device->GrabInput = WIN_GrabInput; | |
| 192 device->GetWMInfo = WIN_GetWMInfo; | |
| 193 device->FreeWMCursor = WIN_FreeWMCursor; | |
| 194 device->CreateWMCursor = WIN_CreateWMCursor; | |
| 195 device->ShowWMCursor = WIN_ShowWMCursor; | |
| 196 device->WarpWMCursor = WIN_WarpWMCursor; | |
| 197 device->CheckMouseMode = WIN_CheckMouseMode; | |
| 198 device->InitOSKeymap = DIB_InitOSKeymap; | |
| 199 device->PumpEvents = DIB_PumpEvents; | |
| 200 | |
| 201 /* Set up the windows message handling functions */ | |
| 3992 | 202 WIN_Activate = DIB_Activate; |
| 0 | 203 WIN_RealizePalette = DIB_RealizePalette; |
| 204 WIN_PaletteChanged = DIB_PaletteChanged; | |
| 205 WIN_WinPAINT = DIB_WinPAINT; | |
| 206 HandleMessage = DIB_HandleMessage; | |
| 207 | |
| 208 device->free = DIB_DeleteDevice; | |
| 209 | |
| 210 /* We're finally ready */ | |
| 211 return device; | |
| 212 } | |
| 213 | |
| 214 VideoBootStrap WINDIB_bootstrap = { | |
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215 "windib", "Win95/98/NT/2000/CE GDI", |
| 0 | 216 DIB_Available, DIB_CreateDevice |
| 217 }; | |
| 218 | |
| 219 static int cmpmodes(const void *va, const void *vb) | |
| 220 { | |
| 221 SDL_Rect *a = *(SDL_Rect **)va; | |
| 222 SDL_Rect *b = *(SDL_Rect **)vb; | |
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223 if ( a->w == b->w ) |
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224 return b->h - a->h; |
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225 else |
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226 return b->w - a->w; |
| 0 | 227 } |
| 228 | |
| 229 static int DIB_AddMode(_THIS, int bpp, int w, int h) | |
| 230 { | |
| 231 SDL_Rect *mode; | |
| 232 int i, index; | |
| 233 int next_mode; | |
| 234 | |
| 235 /* Check to see if we already have this mode */ | |
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236 if ( bpp < 8 || bpp > 32 ) { /* Not supported */ |
| 0 | 237 return(0); |
| 238 } | |
| 239 index = ((bpp+7)/8)-1; | |
| 240 for ( i=0; i<SDL_nummodes[index]; ++i ) { | |
| 241 mode = SDL_modelist[index][i]; | |
| 242 if ( (mode->w == w) && (mode->h == h) ) { | |
| 243 return(0); | |
| 244 } | |
| 245 } | |
| 246 | |
| 247 /* Set up the new video mode rectangle */ | |
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248 mode = (SDL_Rect *)SDL_malloc(sizeof *mode); |
| 0 | 249 if ( mode == NULL ) { |
| 250 SDL_OutOfMemory(); | |
| 251 return(-1); | |
| 252 } | |
| 253 mode->x = 0; | |
| 254 mode->y = 0; | |
| 255 mode->w = w; | |
| 256 mode->h = h; | |
| 257 | |
| 258 /* Allocate the new list of modes, and fill in the new mode */ | |
| 259 next_mode = SDL_nummodes[index]; | |
| 260 SDL_modelist[index] = (SDL_Rect **) | |
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261 SDL_realloc(SDL_modelist[index], (1+next_mode+1)*sizeof(SDL_Rect *)); |
| 0 | 262 if ( SDL_modelist[index] == NULL ) { |
| 263 SDL_OutOfMemory(); | |
| 264 SDL_nummodes[index] = 0; | |
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265 SDL_free(mode); |
| 0 | 266 return(-1); |
| 267 } | |
| 268 SDL_modelist[index][next_mode] = mode; | |
| 269 SDL_modelist[index][next_mode+1] = NULL; | |
| 270 SDL_nummodes[index]++; | |
| 271 | |
| 272 return(0); | |
| 273 } | |
| 274 | |
| 3992 | 275 static void DIB_CreatePalette(_THIS, int bpp) |
| 0 | 276 { |
| 277 /* RJR: March 28, 2000 | |
| 278 moved palette creation here from "DIB_VideoInit" */ | |
| 279 | |
| 3992 | 280 LOGPALETTE *palette; |
| 281 HDC hdc; | |
| 282 int ncolors; | |
| 0 | 283 |
| 3992 | 284 ncolors = (1 << bpp); |
| 285 palette = (LOGPALETTE *)SDL_malloc(sizeof(*palette)+ | |
| 286 ncolors*sizeof(PALETTEENTRY)); | |
| 287 palette->palVersion = 0x300; | |
| 288 palette->palNumEntries = ncolors; | |
| 289 hdc = GetDC(SDL_Window); | |
| 290 GetSystemPaletteEntries(hdc, 0, ncolors, palette->palPalEntry); | |
| 291 ReleaseDC(SDL_Window, hdc); | |
| 292 screen_pal = CreatePalette(palette); | |
| 293 screen_logpal = palette; | |
| 0 | 294 } |
| 295 | |
| 296 int DIB_VideoInit(_THIS, SDL_PixelFormat *vformat) | |
| 297 { | |
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298 const char *env = NULL; |
| 0 | 299 #ifndef NO_CHANGEDISPLAYSETTINGS |
| 300 int i; | |
| 301 DEVMODE settings; | |
| 302 #endif | |
| 303 | |
| 304 /* Create the window */ | |
| 305 if ( DIB_CreateWindow(this) < 0 ) { | |
| 306 return(-1); | |
| 307 } | |
| 1523 | 308 |
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309 #if !SDL_AUDIO_DISABLED |
| 0 | 310 DX5_SoundFocus(SDL_Window); |
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311 #endif |
| 0 | 312 |
| 313 /* Determine the screen depth */ | |
| 314 vformat->BitsPerPixel = DIB_SussScreenDepth(); | |
| 315 switch (vformat->BitsPerPixel) { | |
| 316 case 15: | |
| 317 vformat->Rmask = 0x00007c00; | |
| 318 vformat->Gmask = 0x000003e0; | |
| 319 vformat->Bmask = 0x0000001f; | |
| 320 vformat->BitsPerPixel = 16; | |
| 321 break; | |
| 322 case 16: | |
| 323 vformat->Rmask = 0x0000f800; | |
| 324 vformat->Gmask = 0x000007e0; | |
| 325 vformat->Bmask = 0x0000001f; | |
| 326 break; | |
| 327 case 24: | |
| 328 case 32: | |
| 329 /* GDI defined as 8-8-8 */ | |
| 330 vformat->Rmask = 0x00ff0000; | |
| 331 vformat->Gmask = 0x0000ff00; | |
| 332 vformat->Bmask = 0x000000ff; | |
| 333 break; | |
| 334 default: | |
| 335 break; | |
| 336 } | |
| 337 | |
| 338 /* See if gamma is supported on this screen */ | |
| 339 DIB_CheckGamma(this); | |
| 340 | |
| 341 #ifndef NO_CHANGEDISPLAYSETTINGS | |
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342 |
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343 settings.dmSize = sizeof(DEVMODE); |
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344 settings.dmDriverExtra = 0; |
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345 #ifdef _WIN32_WCE |
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346 settings.dmFields = DM_DISPLAYQUERYORIENTATION; |
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347 this->hidden->supportRotation = ChangeDisplaySettingsEx(NULL, &settings, NULL, CDS_TEST, NULL) == DISP_CHANGE_SUCCESSFUL; |
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348 #endif |
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349 /* Query for the desktop resolution */ |
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350 EnumDisplaySettings(NULL, ENUM_CURRENT_SETTINGS, &SDL_desktop_mode); |
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351 this->info.current_w = SDL_desktop_mode.dmPelsWidth; |
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352 this->info.current_h = SDL_desktop_mode.dmPelsHeight; |
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353 |
| 0 | 354 /* Query for the list of available video modes */ |
| 355 for ( i=0; EnumDisplaySettings(NULL, i, &settings); ++i ) { | |
| 356 DIB_AddMode(this, settings.dmBitsPerPel, | |
| 357 settings.dmPelsWidth, settings.dmPelsHeight); | |
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358 #ifdef _WIN32_WCE |
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359 if( this->hidden->supportRotation ) |
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360 DIB_AddMode(this, settings.dmBitsPerPel, |
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361 settings.dmPelsHeight, settings.dmPelsWidth); |
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362 #endif |
| 0 | 363 } |
| 364 /* Sort the mode lists */ | |
| 365 for ( i=0; i<NUM_MODELISTS; ++i ) { | |
| 366 if ( SDL_nummodes[i] > 0 ) { | |
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367 SDL_qsort(SDL_modelist[i], SDL_nummodes[i], sizeof *SDL_modelist[i], cmpmodes); |
| 0 | 368 } |
| 369 } | |
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370 #else |
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371 // WinCE and fullscreen mode: |
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372 // We use only vformat->BitsPerPixel that allow SDL to |
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373 // emulate other bpp (8, 32) and use triple buffer, |
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374 // because SDL surface conversion is much faster than the WinCE one. |
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375 // Although it should be tested on devices with graphics accelerator. |
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376 |
| 1771 | 377 DIB_AddMode(this, vformat->BitsPerPixel, |
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378 GetDeviceCaps(GetDC(NULL), HORZRES), |
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379 GetDeviceCaps(GetDC(NULL), VERTRES)); |
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380 |
| 0 | 381 #endif /* !NO_CHANGEDISPLAYSETTINGS */ |
| 382 | |
| 383 /* Grab an identity palette if we are in a palettized mode */ | |
| 384 if ( vformat->BitsPerPixel <= 8 ) { | |
| 385 /* RJR: March 28, 2000 | |
| 386 moved palette creation to "DIB_CreatePalette" */ | |
| 3992 | 387 DIB_CreatePalette(this, vformat->BitsPerPixel); |
| 0 | 388 } |
| 389 | |
| 390 /* Fill in some window manager capabilities */ | |
| 391 this->info.wm_available = 1; | |
| 392 | |
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393 #ifdef _WIN32_WCE |
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394 this->hidden->origRotation = -1; |
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395 #endif |
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396 |
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397 /* Allow environment override of screensaver disable. */ |
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398 env = SDL_getenv("SDL_VIDEO_ALLOW_SCREENSAVER"); |
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399 if ( env ) { |
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400 allow_screensaver = SDL_atoi(env); |
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401 } else { |
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402 #ifdef SDL_VIDEO_DISABLE_SCREENSAVER |
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403 allow_screensaver = 0; |
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404 #else |
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405 allow_screensaver = 1; |
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406 #endif |
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407 } |
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408 |
| 0 | 409 /* We're done! */ |
| 410 return(0); | |
| 411 } | |
| 412 | |
| 413 /* We support any format at any dimension */ | |
| 414 SDL_Rect **DIB_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags) | |
| 415 { | |
| 416 if ( (flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) { | |
| 417 return(SDL_modelist[((format->BitsPerPixel+7)/8)-1]); | |
| 418 } else { | |
| 419 return((SDL_Rect **)-1); | |
| 420 } | |
| 421 } | |
| 422 | |
| 423 | |
| 424 /* | |
| 425 Helper fn to work out which screen depth windows is currently using. | |
| 426 15 bit mode is considered 555 format, 16 bit is 565. | |
| 427 returns 0 for unknown mode. | |
| 428 (Derived from code in sept 1999 Windows Developer Journal | |
| 429 http://www.wdj.com/code/archive.html) | |
| 430 */ | |
| 431 static int DIB_SussScreenDepth() | |
| 432 { | |
| 433 #ifdef NO_GETDIBITS | |
| 434 int depth; | |
| 435 HDC hdc; | |
| 436 | |
| 437 hdc = GetDC(SDL_Window); | |
| 438 depth = GetDeviceCaps(hdc, PLANES) * GetDeviceCaps(hdc, BITSPIXEL); | |
| 439 ReleaseDC(SDL_Window, hdc); | |
| 440 return(depth); | |
| 441 #else | |
| 1881 | 442 int depth; |
| 0 | 443 int dib_size; |
| 444 LPBITMAPINFOHEADER dib_hdr; | |
| 445 HDC hdc; | |
| 446 HBITMAP hbm; | |
| 447 | |
| 448 /* Allocate enough space for a DIB header plus palette (for | |
| 449 * 8-bit modes) or bitfields (for 16- and 32-bit modes) | |
| 450 */ | |
| 451 dib_size = sizeof(BITMAPINFOHEADER) + 256 * sizeof (RGBQUAD); | |
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452 dib_hdr = (LPBITMAPINFOHEADER) SDL_malloc(dib_size); |
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453 SDL_memset(dib_hdr, 0, dib_size); |
| 0 | 454 dib_hdr->biSize = sizeof(BITMAPINFOHEADER); |
| 455 | |
| 456 /* Get a device-dependent bitmap that's compatible with the | |
| 457 screen. | |
| 458 */ | |
| 459 hdc = GetDC(NULL); | |
| 460 hbm = CreateCompatibleBitmap( hdc, 1, 1 ); | |
| 461 | |
| 462 /* Convert the DDB to a DIB. We need to call GetDIBits twice: | |
| 463 * the first call just fills in the BITMAPINFOHEADER; the | |
| 464 * second fills in the bitfields or palette. | |
| 465 */ | |
| 466 GetDIBits(hdc, hbm, 0, 1, NULL, (LPBITMAPINFO) dib_hdr, DIB_RGB_COLORS); | |
| 467 GetDIBits(hdc, hbm, 0, 1, NULL, (LPBITMAPINFO) dib_hdr, DIB_RGB_COLORS); | |
| 468 DeleteObject(hbm); | |
| 469 ReleaseDC(NULL, hdc); | |
| 470 | |
| 1881 | 471 depth = 0; |
| 0 | 472 switch( dib_hdr->biBitCount ) |
| 473 { | |
| 1881 | 474 case 8: depth = 8; break; |
| 475 case 24: depth = 24; break; | |
| 476 case 32: depth = 32; break; | |
| 0 | 477 case 16: |
| 478 if( dib_hdr->biCompression == BI_BITFIELDS ) { | |
| 479 /* check the red mask */ | |
| 480 switch( ((DWORD*)((char*)dib_hdr + dib_hdr->biSize))[0] ) { | |
| 1881 | 481 case 0xf800: depth = 16; break; /* 565 */ |
| 482 case 0x7c00: depth = 15; break; /* 555 */ | |
| 0 | 483 } |
| 484 } | |
| 485 } | |
| 1881 | 486 SDL_free(dib_hdr); |
| 487 return depth; | |
| 0 | 488 #endif /* NO_GETDIBITS */ |
| 489 } | |
| 490 | |
| 491 | |
| 492 /* Various screen update functions available */ | |
| 493 static void DIB_NormalUpdate(_THIS, int numrects, SDL_Rect *rects); | |
| 494 | |
| 495 SDL_Surface *DIB_SetVideoMode(_THIS, SDL_Surface *current, | |
| 496 int width, int height, int bpp, Uint32 flags) | |
| 497 { | |
| 498 SDL_Surface *video; | |
| 4085 | 499 int prev_w, prev_h; |
| 0 | 500 Uint32 prev_flags; |
| 501 DWORD style; | |
| 502 const DWORD directstyle = | |
| 503 (WS_POPUP); | |
| 504 const DWORD windowstyle = | |
| 505 (WS_OVERLAPPED|WS_CAPTION|WS_SYSMENU|WS_MINIMIZEBOX); | |
| 506 const DWORD resizestyle = | |
| 507 (WS_THICKFRAME|WS_MAXIMIZEBOX); | |
| 508 int binfo_size; | |
| 509 BITMAPINFO *binfo; | |
| 510 HDC hdc; | |
| 511 RECT bounds; | |
| 512 int x, y; | |
| 513 Uint32 Rmask, Gmask, Bmask; | |
| 514 | |
|
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515 /* |
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516 * Special case for OpenGL windows...since the app needs to call |
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517 * SDL_SetVideoMode() in response to resize events to continue to |
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518 * function, but WGL handles the GL context details behind the scenes, |
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519 * there's no sense in tearing the context down just to rebuild it |
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520 * to what it already was...tearing it down sacrifices your GL state |
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521 * and uploaded textures. So if we're requesting the same video mode |
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522 * attributes and the width/height matches the physical window, just |
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523 * return immediately. |
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524 */ |
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525 if ( (SDL_Window != NULL) && |
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526 (current != NULL) && |
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527 (current->flags == flags) && |
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528 (current->format->BitsPerPixel == bpp) && |
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529 ((flags & SDL_FULLSCREEN) == 0) ) { /* probably not safe for fs */ |
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530 int curwidth, curheight; |
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531 RECT size; |
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532 |
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533 /* Get the current position of our window */ |
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534 GetClientRect(SDL_Window, &size); |
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535 |
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536 curwidth = (size.right - size.left); |
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537 curheight = (size.bottom - size.top); |
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538 if ((width == curwidth) && (height == curheight)) { |
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539 current->w = width; |
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540 current->h = height; |
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541 return current; /* we're already good to go. */ |
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542 } |
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543 } |
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544 |
|
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545 prev_flags = current->flags; |
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546 |
| 0 | 547 /* Clean up any GL context that may be hanging around */ |
| 548 if ( current->flags & SDL_OPENGL ) { | |
| 549 WIN_GL_ShutDown(this); | |
| 550 } | |
|
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551 SDL_resizing = 1; |
| 0 | 552 |
| 553 /* Recalculate the bitmasks if necessary */ | |
| 554 if ( bpp == current->format->BitsPerPixel ) { | |
| 555 video = current; | |
| 556 } else { | |
| 557 switch (bpp) { | |
| 558 case 15: | |
| 559 case 16: | |
| 560 if ( DIB_SussScreenDepth() == 15 ) { | |
| 561 /* 5-5-5 */ | |
| 562 Rmask = 0x00007c00; | |
| 563 Gmask = 0x000003e0; | |
| 564 Bmask = 0x0000001f; | |
| 565 } else { | |
| 566 /* 5-6-5 */ | |
| 567 Rmask = 0x0000f800; | |
| 568 Gmask = 0x000007e0; | |
| 569 Bmask = 0x0000001f; | |
| 570 } | |
| 571 break; | |
| 572 case 24: | |
| 573 case 32: | |
| 574 /* GDI defined as 8-8-8 */ | |
| 575 Rmask = 0x00ff0000; | |
| 576 Gmask = 0x0000ff00; | |
| 577 Bmask = 0x000000ff; | |
| 578 break; | |
| 579 default: | |
| 580 Rmask = 0x00000000; | |
| 581 Gmask = 0x00000000; | |
| 582 Bmask = 0x00000000; | |
| 583 break; | |
| 584 } | |
| 585 video = SDL_CreateRGBSurface(SDL_SWSURFACE, | |
| 586 0, 0, bpp, Rmask, Gmask, Bmask, 0); | |
| 587 if ( video == NULL ) { | |
| 588 SDL_OutOfMemory(); | |
| 589 return(NULL); | |
| 590 } | |
| 591 } | |
| 592 | |
| 593 /* Fill in part of the video surface */ | |
| 4085 | 594 prev_w = video->w; |
| 595 prev_h = video->h; | |
| 0 | 596 video->flags = 0; /* Clear flags */ |
| 597 video->w = width; | |
| 598 video->h = height; | |
| 599 video->pitch = SDL_CalculatePitch(video); | |
| 600 | |
|
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601 /* Small fix for WinCE/Win32 - when activating window |
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|
602 SDL_VideoSurface is equal to zero, so activating code |
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603 is not called properly for fullscreen windows because |
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604 macros WINDIB_FULLSCREEN uses SDL_VideoSurface |
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605 */ |
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606 SDL_VideoSurface = video; |
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607 |
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608 #if defined(_WIN32_WCE) |
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609 if ( flags & SDL_FULLSCREEN ) |
|
514
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610 video->flags |= SDL_FULLSCREEN; |
|
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|
611 #endif |
|
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612 |
| 0 | 613 #ifndef NO_CHANGEDISPLAYSETTINGS |
| 614 /* Set fullscreen mode if appropriate */ | |
| 615 if ( (flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) { | |
| 616 DEVMODE settings; | |
|
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|
617 BOOL changed; |
| 0 | 618 |
|
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|
619 SDL_memset(&settings, 0, sizeof(DEVMODE)); |
| 0 | 620 settings.dmSize = sizeof(DEVMODE); |
|
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621 |
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622 #ifdef _WIN32_WCE |
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623 // try to rotate screen to fit requested resolution |
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624 if( this->hidden->supportRotation ) |
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625 { |
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|
626 DWORD rotation; |
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627 |
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|
628 // ask current mode |
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629 settings.dmFields = DM_DISPLAYORIENTATION; |
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630 ChangeDisplaySettingsEx(NULL, &settings, NULL, CDS_TEST, NULL); |
|
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631 rotation = settings.dmDisplayOrientation; |
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632 |
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633 if( (width > GetDeviceCaps(GetDC(NULL), HORZRES)) |
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634 && (height < GetDeviceCaps(GetDC(NULL), VERTRES))) |
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635 { |
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636 switch( rotation ) |
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637 { |
|
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|
638 case DMDO_0: |
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639 settings.dmDisplayOrientation = DMDO_90; |
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640 break; |
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641 case DMDO_270: |
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642 settings.dmDisplayOrientation = DMDO_180; |
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643 break; |
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644 } |
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645 if( settings.dmDisplayOrientation != rotation ) |
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646 { |
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647 // go to landscape |
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648 this->hidden->origRotation = rotation; |
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649 ChangeDisplaySettingsEx(NULL,&settings,NULL,CDS_RESET,NULL); |
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650 } |
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651 } |
|
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652 if( (width < GetDeviceCaps(GetDC(NULL), HORZRES)) |
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653 && (height > GetDeviceCaps(GetDC(NULL), VERTRES))) |
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654 { |
|
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|
655 switch( rotation ) |
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656 { |
|
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|
657 case DMDO_90: |
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658 settings.dmDisplayOrientation = DMDO_0; |
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|
659 break; |
|
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660 case DMDO_180: |
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661 settings.dmDisplayOrientation = DMDO_270; |
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|
662 break; |
|
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|
663 } |
|
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|
664 if( settings.dmDisplayOrientation != rotation ) |
|
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665 { |
|
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666 // go to portrait |
|
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667 this->hidden->origRotation = rotation; |
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668 ChangeDisplaySettingsEx(NULL,&settings,NULL,CDS_RESET,NULL); |
|
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669 } |
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670 } |
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671 |
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672 } |
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673 #endif |
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674 |
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675 #ifndef _WIN32_WCE |
| 0 | 676 settings.dmBitsPerPel = video->format->BitsPerPixel; |
| 677 settings.dmPelsWidth = width; | |
| 678 settings.dmPelsHeight = height; | |
| 679 settings.dmFields = DM_PELSWIDTH | DM_PELSHEIGHT | DM_BITSPERPEL; | |
|
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680 if ( width <= (int)SDL_desktop_mode.dmPelsWidth && |
|
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681 height <= (int)SDL_desktop_mode.dmPelsHeight ) { |
|
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682 settings.dmDisplayFrequency = SDL_desktop_mode.dmDisplayFrequency; |
|
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683 settings.dmFields |= DM_DISPLAYFREQUENCY; |
|
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684 } |
|
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685 changed = (ChangeDisplaySettings(&settings, CDS_FULLSCREEN) == DISP_CHANGE_SUCCESSFUL); |
|
c3e36ac8a94c
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686 if ( ! changed && (settings.dmFields & DM_DISPLAYFREQUENCY) ) { |
|
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687 settings.dmFields &= ~DM_DISPLAYFREQUENCY; |
|
c3e36ac8a94c
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688 changed = (ChangeDisplaySettings(&settings, CDS_FULLSCREEN) == DISP_CHANGE_SUCCESSFUL); |
|
c3e36ac8a94c
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689 } |
|
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690 #else |
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691 changed = 1; |
|
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692 #endif |
|
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693 if ( changed ) { |
| 0 | 694 video->flags |= SDL_FULLSCREEN; |
|
304
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*** empty log message ***
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695 SDL_fullscreen_mode = settings; |
| 0 | 696 } |
|
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697 |
| 0 | 698 } |
| 699 #endif /* !NO_CHANGEDISPLAYSETTINGS */ | |
| 700 | |
|
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Fix palette creation in windowed mode at 8 bpp
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701 /* Reset the palette and create a new one if necessary */ |
|
4079
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702 if ( grab_palette ) { |
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703 DIB_ReleaseStaticColors(SDL_Window); |
|
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704 grab_palette = FALSE; |
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705 } |
|
45
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Fix palette creation in windowed mode at 8 bpp
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706 if ( screen_pal != NULL ) { |
|
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|
707 /* RJR: March 28, 2000 |
|
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Fix palette creation in windowed mode at 8 bpp
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diff
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708 delete identity palette if switching from a palettized mode */ |
|
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709 DeleteObject(screen_pal); |
|
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710 screen_pal = NULL; |
|
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Fix palette creation in windowed mode at 8 bpp
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diff
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|
711 } |
| 3992 | 712 if ( screen_logpal != NULL ) { |
| 713 SDL_free(screen_logpal); | |
| 714 screen_logpal = NULL; | |
| 715 } | |
|
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716 |
|
45
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Fix palette creation in windowed mode at 8 bpp
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diff
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|
717 if ( bpp <= 8 ) |
|
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diff
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|
718 { |
|
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|
719 /* RJR: March 28, 2000 |
|
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Fix palette creation in windowed mode at 8 bpp
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diff
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|
720 create identity palette switching to a palettized mode */ |
| 3992 | 721 DIB_CreatePalette(this, bpp); |
|
45
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Fix palette creation in windowed mode at 8 bpp
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diff
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722 } |
|
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Fix palette creation in windowed mode at 8 bpp
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diff
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723 |
| 1480 | 724 style = GetWindowLong(SDL_Window, GWL_STYLE); |
| 0 | 725 style &= ~(resizestyle|WS_MAXIMIZE); |
| 726 if ( (video->flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) { | |
| 727 style &= ~windowstyle; | |
| 728 style |= directstyle; | |
| 729 } else { | |
| 730 #ifndef NO_CHANGEDISPLAYSETTINGS | |
| 731 if ( (prev_flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) { | |
| 732 ChangeDisplaySettings(NULL, 0); | |
| 733 } | |
| 734 #endif | |
| 735 if ( flags & SDL_NOFRAME ) { | |
| 736 style &= ~windowstyle; | |
| 737 style |= directstyle; | |
| 738 video->flags |= SDL_NOFRAME; | |
| 739 } else { | |
| 740 style &= ~directstyle; | |
| 741 style |= windowstyle; | |
| 742 if ( flags & SDL_RESIZABLE ) { | |
| 743 style |= resizestyle; | |
| 744 video->flags |= SDL_RESIZABLE; | |
| 745 } | |
| 746 } | |
|
453
a6fa62b1be09
Updated for embedded Visual C++ 4.0
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diff
changeset
|
747 #if WS_MAXIMIZE |
| 0 | 748 if (IsZoomed(SDL_Window)) style |= WS_MAXIMIZE; |
|
36
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Windows CE patches contributed by Rainer Loritz
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parents:
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diff
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|
749 #endif |
| 0 | 750 } |
|
145
29a638dc26db
Applied David MacCormack's patch to fix SDL_WINDOWID on Windows,
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parents:
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diff
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|
751 |
|
448
323c766f5a46
Fullscreen windows are always topmost under Windows
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diff
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|
752 /* DJM: Don't piss of anyone who has setup his own window */ |
|
1280
f61f045343d3
Re-query the SDL_WINDOWID each time we initialize the video
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
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|
753 if ( !SDL_windowid ) |
| 1480 | 754 SetWindowLong(SDL_Window, GWL_STYLE, style); |
| 0 | 755 |
| 756 /* Delete the old bitmap if necessary */ | |
| 757 if ( screen_bmp != NULL ) { | |
| 758 DeleteObject(screen_bmp); | |
| 759 } | |
| 760 if ( ! (flags & SDL_OPENGL) ) { | |
| 761 BOOL is16bitmode = (video->format->BytesPerPixel == 2); | |
| 762 | |
| 763 /* Suss out the bitmap info header */ | |
| 764 binfo_size = sizeof(*binfo); | |
| 765 if( is16bitmode ) { | |
| 766 /* 16bit modes, palette area used for rgb bitmasks */ | |
| 767 binfo_size += 3*sizeof(DWORD); | |
| 768 } else if ( video->format->palette ) { | |
| 769 binfo_size += video->format->palette->ncolors * | |
| 770 sizeof(RGBQUAD); | |
| 771 } | |
|
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|
772 binfo = (BITMAPINFO *)SDL_malloc(binfo_size); |
| 0 | 773 if ( ! binfo ) { |
| 774 if ( video != current ) { | |
| 775 SDL_FreeSurface(video); | |
| 776 } | |
| 777 SDL_OutOfMemory(); | |
| 778 return(NULL); | |
| 779 } | |
| 780 | |
| 781 binfo->bmiHeader.biSize = sizeof(BITMAPINFOHEADER); | |
| 782 binfo->bmiHeader.biWidth = video->w; | |
| 783 binfo->bmiHeader.biHeight = -video->h; /* -ve for topdown bitmap */ | |
| 784 binfo->bmiHeader.biPlanes = 1; | |
| 785 binfo->bmiHeader.biSizeImage = video->h * video->pitch; | |
| 786 binfo->bmiHeader.biXPelsPerMeter = 0; | |
| 787 binfo->bmiHeader.biYPelsPerMeter = 0; | |
| 788 binfo->bmiHeader.biClrUsed = 0; | |
| 789 binfo->bmiHeader.biClrImportant = 0; | |
| 790 binfo->bmiHeader.biBitCount = video->format->BitsPerPixel; | |
| 791 | |
| 792 if ( is16bitmode ) { | |
| 793 /* BI_BITFIELDS tells CreateDIBSection about the rgb masks in the palette */ | |
| 794 binfo->bmiHeader.biCompression = BI_BITFIELDS; | |
| 795 ((Uint32*)binfo->bmiColors)[0] = video->format->Rmask; | |
| 796 ((Uint32*)binfo->bmiColors)[1] = video->format->Gmask; | |
| 797 ((Uint32*)binfo->bmiColors)[2] = video->format->Bmask; | |
| 798 } else { | |
| 799 binfo->bmiHeader.biCompression = BI_RGB; /* BI_BITFIELDS for 565 vs 555 */ | |
| 800 if ( video->format->palette ) { | |
|
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|
801 SDL_memset(binfo->bmiColors, 0, |
| 0 | 802 video->format->palette->ncolors*sizeof(RGBQUAD)); |
| 803 } | |
| 804 } | |
| 805 | |
| 806 /* Create the offscreen bitmap buffer */ | |
| 807 hdc = GetDC(SDL_Window); | |
| 808 screen_bmp = CreateDIBSection(hdc, binfo, DIB_RGB_COLORS, | |
| 809 (void **)(&video->pixels), NULL, 0); | |
| 810 ReleaseDC(SDL_Window, hdc); | |
|
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diff
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|
811 SDL_free(binfo); |
| 0 | 812 if ( screen_bmp == NULL ) { |
| 813 if ( video != current ) { | |
| 814 SDL_FreeSurface(video); | |
| 815 } | |
| 816 SDL_SetError("Couldn't create DIB section"); | |
| 817 return(NULL); | |
| 818 } | |
| 819 this->UpdateRects = DIB_NormalUpdate; | |
| 820 | |
| 821 /* Set video surface flags */ | |
|
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diff
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|
822 if ( screen_pal && (flags & (SDL_FULLSCREEN|SDL_HWPALETTE)) ) { |
|
fda6e33893b7
Always advertise hardware palette, since Windows will remap colors for us.
Sam Lantinga <slouken@libsdl.org>
parents:
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|
823 grab_palette = TRUE; |
| 0 | 824 } |
|
4136
8797fa6e2fb2
Fixed crash in SDL_SetGammaRamp()
Sam Lantinga <slouken@libsdl.org>
parents:
4134
diff
changeset
|
825 if ( screen_pal ) { |
|
8797fa6e2fb2
Fixed crash in SDL_SetGammaRamp()
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
826 /* BitBlt() maps colors for us */ |
|
8797fa6e2fb2
Fixed crash in SDL_SetGammaRamp()
Sam Lantinga <slouken@libsdl.org>
parents:
4134
diff
changeset
|
827 video->flags |= SDL_HWPALETTE; |
|
8797fa6e2fb2
Fixed crash in SDL_SetGammaRamp()
Sam Lantinga <slouken@libsdl.org>
parents:
4134
diff
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|
828 } |
| 0 | 829 } |
|
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Updated WinCE support by Dmitry (with some tweaks)
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
830 #ifndef _WIN32_WCE |
| 0 | 831 /* Resize the window */ |
|
1290
c4a5a772c5d9
The event code was fine, and calculated the SDL_windowX/Y correctly.
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
832 if ( !SDL_windowid && !IsZoomed(SDL_Window) ) { |
|
1465
8dfa9a6d69a5
Updated WinCE support by Dmitry (with some tweaks)
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
833 #else |
|
8dfa9a6d69a5
Updated WinCE support by Dmitry (with some tweaks)
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
834 if ( !SDL_windowid ) { |
|
8dfa9a6d69a5
Updated WinCE support by Dmitry (with some tweaks)
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
835 #endif |
|
448
323c766f5a46
Fullscreen windows are always topmost under Windows
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
836 HWND top; |
| 0 | 837 UINT swp_flags; |
|
1290
c4a5a772c5d9
The event code was fine, and calculated the SDL_windowX/Y correctly.
Sam Lantinga <slouken@libsdl.org>
parents:
1288
diff
changeset
|
838 const char *window = NULL; |
|
c4a5a772c5d9
The event code was fine, and calculated the SDL_windowX/Y correctly.
Sam Lantinga <slouken@libsdl.org>
parents:
1288
diff
changeset
|
839 const char *center = NULL; |
|
833
31fa08b36380
Added support for SDL_VIDEO_WINDOW_POS and SDL_VIDEO_CENTERED on Windows
Sam Lantinga <slouken@libsdl.org>
parents:
766
diff
changeset
|
840 |
| 4085 | 841 if ( video->w != prev_w || video->h != prev_h ) { |
|
1336
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Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents:
1330
diff
changeset
|
842 window = SDL_getenv("SDL_VIDEO_WINDOW_POS"); |
|
3692456e7b0f
Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents:
1330
diff
changeset
|
843 center = SDL_getenv("SDL_VIDEO_CENTERED"); |
|
833
31fa08b36380
Added support for SDL_VIDEO_WINDOW_POS and SDL_VIDEO_CENTERED on Windows
Sam Lantinga <slouken@libsdl.org>
parents:
766
diff
changeset
|
844 if ( window ) { |
|
1336
3692456e7b0f
Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents:
1330
diff
changeset
|
845 if ( SDL_sscanf(window, "%d,%d", &x, &y) == 2 ) { |
|
833
31fa08b36380
Added support for SDL_VIDEO_WINDOW_POS and SDL_VIDEO_CENTERED on Windows
Sam Lantinga <slouken@libsdl.org>
parents:
766
diff
changeset
|
846 SDL_windowX = x; |
|
31fa08b36380
Added support for SDL_VIDEO_WINDOW_POS and SDL_VIDEO_CENTERED on Windows
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
847 SDL_windowY = y; |
|
31fa08b36380
Added support for SDL_VIDEO_WINDOW_POS and SDL_VIDEO_CENTERED on Windows
Sam Lantinga <slouken@libsdl.org>
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diff
changeset
|
848 } |
|
1336
3692456e7b0f
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Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
849 if ( SDL_strcmp(window, "center") == 0 ) { |
|
833
31fa08b36380
Added support for SDL_VIDEO_WINDOW_POS and SDL_VIDEO_CENTERED on Windows
Sam Lantinga <slouken@libsdl.org>
parents:
766
diff
changeset
|
850 center = window; |
|
31fa08b36380
Added support for SDL_VIDEO_WINDOW_POS and SDL_VIDEO_CENTERED on Windows
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
851 } |
|
31fa08b36380
Added support for SDL_VIDEO_WINDOW_POS and SDL_VIDEO_CENTERED on Windows
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
852 } |
|
31fa08b36380
Added support for SDL_VIDEO_WINDOW_POS and SDL_VIDEO_CENTERED on Windows
Sam Lantinga <slouken@libsdl.org>
parents:
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diff
changeset
|
853 } |
|
31fa08b36380
Added support for SDL_VIDEO_WINDOW_POS and SDL_VIDEO_CENTERED on Windows
Sam Lantinga <slouken@libsdl.org>
parents:
766
diff
changeset
|
854 swp_flags = (SWP_NOCOPYBITS | SWP_SHOWWINDOW); |
| 0 | 855 |
|
833
31fa08b36380
Added support for SDL_VIDEO_WINDOW_POS and SDL_VIDEO_CENTERED on Windows
Sam Lantinga <slouken@libsdl.org>
parents:
766
diff
changeset
|
856 bounds.left = SDL_windowX; |
|
31fa08b36380
Added support for SDL_VIDEO_WINDOW_POS and SDL_VIDEO_CENTERED on Windows
Sam Lantinga <slouken@libsdl.org>
parents:
766
diff
changeset
|
857 bounds.top = SDL_windowY; |
|
31fa08b36380
Added support for SDL_VIDEO_WINDOW_POS and SDL_VIDEO_CENTERED on Windows
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|
858 bounds.right = SDL_windowX+video->w; |
|
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|
859 bounds.bottom = SDL_windowY+video->h; |
| 3868 | 860 #ifndef _WIN32_WCE |
| 1882 | 861 AdjustWindowRectEx(&bounds, GetWindowLong(SDL_Window, GWL_STYLE), (GetMenu(SDL_Window) != NULL), 0); |
| 3868 | 862 #else |
| 863 // The bMenu parameter must be FALSE; menu bars are not supported | |
| 864 AdjustWindowRectEx(&bounds, GetWindowLong(SDL_Window, GWL_STYLE), 0, 0); | |
| 865 #endif | |
| 0 | 866 width = bounds.right-bounds.left; |
| 867 height = bounds.bottom-bounds.top; | |
|
833
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|
868 if ( (flags & SDL_FULLSCREEN) ) { |
|
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|
869 x = (GetSystemMetrics(SM_CXSCREEN)-width)/2; |
|
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|
870 y = (GetSystemMetrics(SM_CYSCREEN)-height)/2; |
|
971
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Date: Mon, 25 Oct 2004 17:30:06 +0200
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871 } else if ( center ) { |
|
96671ebc50a4
Date: Mon, 25 Oct 2004 17:30:06 +0200
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diff
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|
872 x = (GetSystemMetrics(SM_CXSCREEN)-width)/2; |
|
96671ebc50a4
Date: Mon, 25 Oct 2004 17:30:06 +0200
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|
873 y = (GetSystemMetrics(SM_CYSCREEN)-height)/2; |
|
833
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Added support for SDL_VIDEO_WINDOW_POS and SDL_VIDEO_CENTERED on Windows
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|
874 } else if ( SDL_windowX || SDL_windowY || window ) { |
|
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|
875 x = bounds.left; |
|
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changeset
|
876 y = bounds.top; |
|
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|
877 } else { |
|
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|
878 x = y = -1; |
|
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|
879 swp_flags |= SWP_NOMOVE; |
|
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|
880 } |
|
448
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Fullscreen windows are always topmost under Windows
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881 if ( flags & SDL_FULLSCREEN ) { |
|
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882 top = HWND_TOPMOST; |
|
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|
883 } else { |
|
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|
884 top = HWND_NOTOPMOST; |
|
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885 } |
|
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886 SetWindowPos(SDL_Window, top, x, y, width, height, swp_flags); |
|
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887 if ( !(flags & SDL_FULLSCREEN) ) { |
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888 SDL_windowX = SDL_bounds.left; |
|
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889 SDL_windowY = SDL_bounds.top; |
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|
890 } |
| 0 | 891 SetForegroundWindow(SDL_Window); |
| 892 } | |
|
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|
893 SDL_resizing = 0; |
| 0 | 894 |
| 895 /* Set up for OpenGL */ | |
| 896 if ( flags & SDL_OPENGL ) { | |
| 897 if ( WIN_GL_SetupWindow(this) < 0 ) { | |
| 898 return(NULL); | |
| 899 } | |
| 900 video->flags |= SDL_OPENGL; | |
| 901 } | |
|
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|
902 |
| 1523 | 903 /* JC 14 Mar 2006 |
| 904 Flush the message loop or this can cause big problems later | |
| 905 Especially if the user decides to use dialog boxes or assert()! | |
| 906 */ | |
| 907 WIN_FlushMessageQueue(); | |
| 908 | |
| 0 | 909 /* We're live! */ |
| 910 return(video); | |
| 911 } | |
| 912 | |
| 913 /* We don't actually allow hardware surfaces in the DIB driver */ | |
| 914 static int DIB_AllocHWSurface(_THIS, SDL_Surface *surface) | |
| 915 { | |
| 916 return(-1); | |
| 917 } | |
| 918 static void DIB_FreeHWSurface(_THIS, SDL_Surface *surface) | |
| 919 { | |
| 920 return; | |
| 921 } | |
| 922 static int DIB_LockHWSurface(_THIS, SDL_Surface *surface) | |
| 923 { | |
| 924 return(0); | |
| 925 } | |
| 926 static void DIB_UnlockHWSurface(_THIS, SDL_Surface *surface) | |
| 927 { | |
| 928 return; | |
| 929 } | |
| 930 | |
| 931 static void DIB_NormalUpdate(_THIS, int numrects, SDL_Rect *rects) | |
| 932 { | |
| 933 HDC hdc, mdc; | |
| 934 int i; | |
| 935 | |
| 936 hdc = GetDC(SDL_Window); | |
| 937 if ( screen_pal ) { | |
| 938 SelectPalette(hdc, screen_pal, FALSE); | |
| 939 } | |
| 940 mdc = CreateCompatibleDC(hdc); | |
| 941 SelectObject(mdc, screen_bmp); | |
| 942 for ( i=0; i<numrects; ++i ) { | |
| 943 BitBlt(hdc, rects[i].x, rects[i].y, rects[i].w, rects[i].h, | |
| 944 mdc, rects[i].x, rects[i].y, SRCCOPY); | |
| 945 } | |
| 946 DeleteDC(mdc); | |
| 947 ReleaseDC(SDL_Window, hdc); | |
| 948 } | |
| 949 | |
| 3992 | 950 static int FindPaletteIndex(LOGPALETTE *pal, BYTE r, BYTE g, BYTE b) |
| 951 { | |
| 952 PALETTEENTRY *entry; | |
| 953 int i; | |
| 954 int nentries = pal->palNumEntries; | |
| 955 | |
| 956 for ( i = 0; i < nentries; ++i ) { | |
| 957 entry = &pal->palPalEntry[i]; | |
| 958 if ( entry->peRed == r && entry->peGreen == g && entry->peBlue == b ) { | |
| 959 return i; | |
| 960 } | |
| 961 } | |
| 962 return -1; | |
| 963 } | |
| 964 | |
| 965 static BOOL CheckPaletteEntry(LOGPALETTE *pal, int index, BYTE r, BYTE g, BYTE b) | |
| 966 { | |
| 967 PALETTEENTRY *entry; | |
| 968 BOOL moved = 0; | |
| 969 | |
| 970 entry = &pal->palPalEntry[index]; | |
| 971 if ( entry->peRed != r || entry->peGreen != g || entry->peBlue != b ) { | |
| 972 int found = FindPaletteIndex(pal, r, g, b); | |
| 973 if ( found >= 0 ) { | |
| 974 pal->palPalEntry[found] = *entry; | |
| 975 } | |
| 976 entry->peRed = r; | |
| 977 entry->peGreen = g; | |
| 978 entry->peBlue = b; | |
| 979 moved = 1; | |
| 980 } | |
| 981 entry->peFlags = 0; | |
| 982 | |
| 983 return moved; | |
| 984 } | |
|
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985 |
| 0 | 986 int DIB_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors) |
| 987 { | |
|
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988 #if !defined(_WIN32_WCE) || (_WIN32_WCE >= 400) |
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989 HDC hdc, mdc; |
| 0 | 990 RGBQUAD *pal; |
|
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991 #else |
|
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992 HDC hdc; |
|
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993 #endif |
|
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994 int i; |
| 3992 | 995 int moved_entries = 0; |
| 0 | 996 |
| 997 /* Update the display palette */ | |
| 998 hdc = GetDC(SDL_Window); | |
| 999 if ( screen_pal ) { | |
| 3992 | 1000 PALETTEENTRY *entry; |
| 0 | 1001 |
| 1002 for ( i=0; i<ncolors; ++i ) { | |
| 3992 | 1003 entry = &screen_logpal->palPalEntry[firstcolor+i]; |
| 1004 entry->peRed = colors[i].r; | |
| 1005 entry->peGreen = colors[i].g; | |
| 1006 entry->peBlue = colors[i].b; | |
| 1007 entry->peFlags = PC_NOCOLLAPSE; | |
| 1008 } | |
|
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Fixed building on Windows CE
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1009 #ifdef SYSPAL_NOSTATIC |
| 3992 | 1010 /* Check to make sure black and white are in position */ |
| 1011 if ( GetSystemPaletteUse(hdc) != SYSPAL_NOSTATIC256 ) { | |
| 1012 moved_entries += CheckPaletteEntry(screen_logpal, 0, 0x00, 0x00, 0x00); | |
| 1013 moved_entries += CheckPaletteEntry(screen_logpal, screen_logpal->palNumEntries-1, 0xff, 0xff, 0xff); | |
| 0 | 1014 } |
| 3992 | 1015 /* FIXME: |
| 1016 If we don't have full access to the palette, what we | |
| 1017 really want to do is find the 236 most diverse colors | |
| 1018 in the desired palette, set those entries (10-245) and | |
| 1019 then map everything into the new system palette. | |
| 1020 */ | |
|
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1021 #endif |
| 3992 | 1022 |
|
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|
1023 #ifndef _WIN32_WCE |
| 3992 | 1024 /* Copy the entries into the system palette */ |
| 1025 UnrealizeObject(screen_pal); | |
|
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changeset
|
1026 #endif |
| 3992 | 1027 SetPaletteEntries(screen_pal, 0, screen_logpal->palNumEntries, screen_logpal->palPalEntry); |
| 0 | 1028 SelectPalette(hdc, screen_pal, FALSE); |
| 1029 RealizePalette(hdc); | |
| 1030 } | |
| 1031 | |
|
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|
1032 #if !defined(_WIN32_WCE) || (_WIN32_WCE >= 400) |
| 0 | 1033 /* Copy palette colors into DIB palette */ |
|
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|
1034 pal = SDL_stack_alloc(RGBQUAD, ncolors); |
| 0 | 1035 for ( i=0; i<ncolors; ++i ) { |
| 1036 pal[i].rgbRed = colors[i].r; | |
| 1037 pal[i].rgbGreen = colors[i].g; | |
| 1038 pal[i].rgbBlue = colors[i].b; | |
| 1039 pal[i].rgbReserved = 0; | |
| 1040 } | |
| 1041 | |
| 1042 /* Set the DIB palette and update the display */ | |
| 1043 mdc = CreateCompatibleDC(hdc); | |
| 1044 SelectObject(mdc, screen_bmp); | |
| 1045 SetDIBColorTable(mdc, firstcolor, ncolors, pal); | |
|
4079
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|
1046 if ( moved_entries || !grab_palette ) { |
| 3992 | 1047 BitBlt(hdc, 0, 0, this->screen->w, this->screen->h, |
| 1048 mdc, 0, 0, SRCCOPY); | |
| 1049 } | |
| 0 | 1050 DeleteDC(mdc); |
|
1330
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|
1051 SDL_stack_free(pal); |
|
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|
1052 #endif |
| 0 | 1053 ReleaseDC(SDL_Window, hdc); |
| 1054 return(1); | |
| 1055 } | |
| 1056 | |
|
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|
1057 |
| 0 | 1058 static void DIB_CheckGamma(_THIS) |
| 1059 { | |
| 1060 #ifndef NO_GAMMA_SUPPORT | |
| 1061 HDC hdc; | |
| 1062 WORD ramp[3*256]; | |
| 1063 | |
| 1064 /* If we fail to get gamma, disable gamma control */ | |
| 1065 hdc = GetDC(SDL_Window); | |
| 1066 if ( ! GetDeviceGammaRamp(hdc, ramp) ) { | |
| 1067 this->GetGammaRamp = NULL; | |
| 1068 this->SetGammaRamp = NULL; | |
| 1069 } | |
| 1070 ReleaseDC(SDL_Window, hdc); | |
| 1071 #endif /* !NO_GAMMA_SUPPORT */ | |
| 1072 } | |
|
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|
1073 void DIB_SwapGamma(_THIS) |
| 0 | 1074 { |
| 1075 #ifndef NO_GAMMA_SUPPORT | |
| 1076 HDC hdc; | |
| 1077 | |
| 1078 if ( gamma_saved ) { | |
| 1079 hdc = GetDC(SDL_Window); | |
| 1080 if ( SDL_GetAppState() & SDL_APPINPUTFOCUS ) { | |
| 1081 /* About to leave active state, restore gamma */ | |
| 1082 SetDeviceGammaRamp(hdc, gamma_saved); | |
| 1083 } else { | |
| 1084 /* About to enter active state, set game gamma */ | |
| 1085 GetDeviceGammaRamp(hdc, gamma_saved); | |
| 1086 SetDeviceGammaRamp(hdc, this->gamma); | |
| 1087 } | |
| 1088 ReleaseDC(SDL_Window, hdc); | |
| 1089 } | |
| 1090 #endif /* !NO_GAMMA_SUPPORT */ | |
| 1091 } | |
|
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|
1092 void DIB_QuitGamma(_THIS) |
| 0 | 1093 { |
| 1094 #ifndef NO_GAMMA_SUPPORT | |
| 1095 if ( gamma_saved ) { | |
| 1096 /* Restore the original gamma if necessary */ | |
| 1097 if ( SDL_GetAppState() & SDL_APPINPUTFOCUS ) { | |
| 1098 HDC hdc; | |
| 1099 | |
| 1100 hdc = GetDC(SDL_Window); | |
| 1101 SetDeviceGammaRamp(hdc, gamma_saved); | |
| 1102 ReleaseDC(SDL_Window, hdc); | |
| 1103 } | |
| 1104 | |
| 1105 /* Free the saved gamma memory */ | |
|
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|
1106 SDL_free(gamma_saved); |
| 0 | 1107 gamma_saved = 0; |
| 1108 } | |
| 1109 #endif /* !NO_GAMMA_SUPPORT */ | |
| 1110 } | |
| 1111 | |
|
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|
1112 int DIB_SetGammaRamp(_THIS, Uint16 *ramp) |
| 0 | 1113 { |
|
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|
1114 #ifdef NO_GAMMA_SUPPORT |
|
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|
1115 SDL_SetError("SDL compiled without gamma ramp support"); |
|
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1116 return -1; |
|
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|
1117 #else |
| 0 | 1118 HDC hdc; |
| 1119 BOOL succeeded; | |
| 1120 | |
| 1121 /* Set the ramp for the display */ | |
| 1122 if ( ! gamma_saved ) { | |
|
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changeset
|
1123 gamma_saved = (WORD *)SDL_malloc(3*256*sizeof(*gamma_saved)); |
| 0 | 1124 if ( ! gamma_saved ) { |
| 1125 SDL_OutOfMemory(); | |
| 1126 return -1; | |
| 1127 } | |
| 1128 hdc = GetDC(SDL_Window); | |
| 1129 GetDeviceGammaRamp(hdc, gamma_saved); | |
| 1130 ReleaseDC(SDL_Window, hdc); | |
| 1131 } | |
| 1132 if ( SDL_GetAppState() & SDL_APPINPUTFOCUS ) { | |
| 1133 hdc = GetDC(SDL_Window); | |
| 1134 succeeded = SetDeviceGammaRamp(hdc, ramp); | |
| 1135 ReleaseDC(SDL_Window, hdc); | |
| 1136 } else { | |
| 1137 succeeded = TRUE; | |
| 1138 } | |
| 1139 return succeeded ? 0 : -1; | |
|
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|
1140 #endif /* !NO_GAMMA_SUPPORT */ |
| 0 | 1141 } |
| 1142 | |
|
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|
1143 int DIB_GetGammaRamp(_THIS, Uint16 *ramp) |
| 0 | 1144 { |
|
338
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|
1145 #ifdef NO_GAMMA_SUPPORT |
|
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parents:
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|
1146 SDL_SetError("SDL compiled without gamma ramp support"); |
|
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|
1147 return -1; |
|
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Fixed gamma ramps in DirectX windowed and OpenGL modes
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|
1148 #else |
| 0 | 1149 HDC hdc; |
| 1150 BOOL succeeded; | |
| 1151 | |
| 1152 /* Get the ramp from the display */ | |
| 1153 hdc = GetDC(SDL_Window); | |
| 1154 succeeded = GetDeviceGammaRamp(hdc, ramp); | |
| 1155 ReleaseDC(SDL_Window, hdc); | |
| 1156 return succeeded ? 0 : -1; | |
|
338
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Fixed gamma ramps in DirectX windowed and OpenGL modes
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1157 #endif /* !NO_GAMMA_SUPPORT */ |
| 0 | 1158 } |
| 1159 | |
| 1160 void DIB_VideoQuit(_THIS) | |
| 1161 { | |
| 1881 | 1162 int i, j; |
| 1163 | |
| 0 | 1164 /* Destroy the window and everything associated with it */ |
| 1165 if ( SDL_Window ) { | |
| 1166 /* Delete the screen bitmap (also frees screen->pixels) */ | |
| 1167 if ( this->screen ) { | |
|
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1168 if ( grab_palette ) { |
| 3992 | 1169 DIB_ReleaseStaticColors(SDL_Window); |
| 1170 } | |
| 0 | 1171 #ifndef NO_CHANGEDISPLAYSETTINGS |
| 1172 if ( this->screen->flags & SDL_FULLSCREEN ) { | |
| 1173 ChangeDisplaySettings(NULL, 0); | |
|
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1174 ShowWindow(SDL_Window, SW_HIDE); |
| 0 | 1175 } |
| 1176 #endif | |
| 1177 if ( this->screen->flags & SDL_OPENGL ) { | |
| 1178 WIN_GL_ShutDown(this); | |
| 1179 } | |
| 1180 this->screen->pixels = NULL; | |
| 1181 } | |
| 3992 | 1182 if ( screen_pal != NULL ) { |
| 1183 DeleteObject(screen_pal); | |
| 1184 screen_pal = NULL; | |
| 1185 } | |
| 1186 if ( screen_logpal != NULL ) { | |
| 1187 SDL_free(screen_logpal); | |
| 1188 screen_logpal = NULL; | |
| 1189 } | |
| 0 | 1190 if ( screen_bmp ) { |
| 1191 DeleteObject(screen_bmp); | |
| 1192 screen_bmp = NULL; | |
| 1193 } | |
| 1194 if ( screen_icn ) { | |
| 1195 DestroyIcon(screen_icn); | |
| 1196 screen_icn = NULL; | |
| 1197 } | |
| 1198 DIB_QuitGamma(this); | |
| 1199 DIB_DestroyWindow(this); | |
| 1200 | |
| 1201 SDL_Window = NULL; | |
|
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1202 |
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1203 #if defined(_WIN32_WCE) |
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1204 |
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1205 // Unload wince aygshell library to prevent leak |
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1206 if( aygshell ) |
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1207 { |
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1208 FreeLibrary(aygshell); |
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1209 aygshell = NULL; |
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1210 } |
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1211 #endif |
| 1881 | 1212 } |
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1213 |
| 1881 | 1214 for ( i=0; i < SDL_arraysize(SDL_modelist); ++i ) { |
| 1215 if ( !SDL_modelist[i] ) { | |
| 1216 continue; | |
| 1217 } | |
| 1218 for ( j=0; SDL_modelist[i][j]; ++j ) { | |
| 1219 SDL_free(SDL_modelist[i][j]); | |
| 1220 } | |
| 1221 SDL_free(SDL_modelist[i]); | |
| 1222 SDL_modelist[i] = NULL; | |
| 1223 SDL_nummodes[i] = 0; | |
| 0 | 1224 } |
| 1225 } | |
| 1226 | |
| 1227 /* Exported for the windows message loop only */ | |
| 3992 | 1228 static void DIB_GrabStaticColors(HWND window) |
| 1229 { | |
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1230 #ifdef SYSPAL_NOSTATIC |
| 3992 | 1231 HDC hdc; |
| 1232 | |
| 1233 hdc = GetDC(window); | |
| 1234 SetSystemPaletteUse(hdc, SYSPAL_NOSTATIC256); | |
| 1235 if ( GetSystemPaletteUse(hdc) != SYSPAL_NOSTATIC256 ) { | |
| 1236 SetSystemPaletteUse(hdc, SYSPAL_NOSTATIC); | |
| 1237 } | |
| 1238 ReleaseDC(window, hdc); | |
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1239 #endif |
| 3992 | 1240 } |
| 1241 static void DIB_ReleaseStaticColors(HWND window) | |
| 1242 { | |
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1243 #ifdef SYSPAL_NOSTATIC |
| 3992 | 1244 HDC hdc; |
| 1245 | |
| 1246 hdc = GetDC(window); | |
| 1247 SetSystemPaletteUse(hdc, SYSPAL_STATIC); | |
| 1248 ReleaseDC(window, hdc); | |
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1249 #endif |
| 3992 | 1250 } |
| 1251 static void DIB_Activate(_THIS, BOOL active, BOOL minimized) | |
| 1252 { | |
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1253 if ( grab_palette ) { |
| 3992 | 1254 if ( !active ) { |
| 1255 DIB_ReleaseStaticColors(SDL_Window); | |
| 1256 DIB_RealizePalette(this); | |
| 1257 } else if ( !minimized ) { | |
| 1258 DIB_GrabStaticColors(SDL_Window); | |
| 1259 DIB_RealizePalette(this); | |
| 1260 } | |
| 1261 } | |
| 1262 } | |
| 1263 static void DIB_RealizePalette(_THIS) | |
| 0 | 1264 { |
| 1265 if ( screen_pal != NULL ) { | |
| 1266 HDC hdc; | |
| 1267 | |
| 1268 hdc = GetDC(SDL_Window); | |
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1269 #ifndef _WIN32_WCE |
| 3992 | 1270 UnrealizeObject(screen_pal); |
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1271 #endif |
| 0 | 1272 SelectPalette(hdc, screen_pal, FALSE); |
| 3992 | 1273 if ( RealizePalette(hdc) ) { |
| 0 | 1274 InvalidateRect(SDL_Window, NULL, FALSE); |
| 3992 | 1275 } |
| 0 | 1276 ReleaseDC(SDL_Window, hdc); |
| 1277 } | |
| 1278 } | |
| 1279 static void DIB_PaletteChanged(_THIS, HWND window) | |
| 1280 { | |
| 1281 if ( window != SDL_Window ) { | |
| 3992 | 1282 DIB_RealizePalette(this); |
| 0 | 1283 } |
| 1284 } | |
| 1285 | |
| 1286 /* Exported for the windows message loop only */ | |
| 1287 static void DIB_WinPAINT(_THIS, HDC hdc) | |
| 1288 { | |
| 1289 HDC mdc; | |
| 1290 | |
| 1291 if ( screen_pal ) { | |
| 1292 SelectPalette(hdc, screen_pal, FALSE); | |
| 1293 } | |
| 1294 mdc = CreateCompatibleDC(hdc); | |
| 1295 SelectObject(mdc, screen_bmp); | |
| 1296 BitBlt(hdc, 0, 0, SDL_VideoSurface->w, SDL_VideoSurface->h, | |
| 1297 mdc, 0, 0, SRCCOPY); | |
| 1298 DeleteDC(mdc); | |
| 1299 } | |
| 1300 | |
| 1301 /* Stub in case DirectX isn't available */ | |
|
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1302 #if !SDL_AUDIO_DRIVER_DSOUND |
| 0 | 1303 void DX5_SoundFocus(HWND hwnd) |
| 1304 { | |
| 1305 return; | |
| 1306 } | |
| 1307 #endif |