Mercurial > sdl-ios-xcode
annotate src/video/win32/SDL_ceddrawrender.c @ 3549:686f0e69cd37
Finished implementing RenderReadPixels()
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Sat, 12 Dec 2009 04:01:40 +0000 |
| parents | 83518f8fcd61 |
| children | 64ce267332c6 |
| rev | line source |
|---|---|
| 3168 | 1 /* |
| 2 SDL - Simple DirectMedia Layer | |
| 3 Copyright (C) 1997-2009 Sam Lantinga | |
| 4 | |
| 5 This library is free software; you can redistribute it and/or | |
| 6 modify it under the terms of the GNU Lesser General Public | |
| 7 License as published by the Free Software Foundation; either | |
| 8 version 2.1 of the License, or (at your option) any later version. | |
| 9 | |
| 10 This library is distributed in the hope that it will be useful, | |
| 11 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 Lesser General Public License for more details. | |
| 14 | |
| 15 You should have received a copy of the GNU Lesser General Public | |
| 16 License along with this library; if not, write to the Free Software | |
| 17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
| 18 | |
| 19 Sam Lantinga | |
| 20 slouken@libsdl.org | |
| 21 | |
| 22 Stefan Klug | |
| 23 klug.stefan@gmx.de | |
| 24 */ | |
| 25 #include "SDL_config.h" | |
| 26 | |
| 27 #if SDL_VIDEO_RENDER_DDRAW | |
| 28 | |
| 29 #include "SDL_win32video.h" | |
| 30 #include "../SDL_yuv_sw_c.h" | |
| 31 | |
| 32 #if 0 | |
| 33 #define DDRAW_LOG(...) printf(__VA_ARGS__) | |
| 34 #else | |
| 35 #define DDRAW_LOG(...) | |
| 36 #endif | |
| 37 | |
| 38 | |
| 39 /* DirectDraw renderer implementation */ | |
| 40 | |
| 41 static SDL_Renderer *DDRAW_CreateRenderer(SDL_Window * window, Uint32 flags); | |
| 42 static int DDRAW_DisplayModeChanged(SDL_Renderer * renderer); | |
| 43 static int DDRAW_CreateTexture(SDL_Renderer * renderer, | |
| 44 SDL_Texture * texture); | |
| 45 static int DDRAW_QueryTexturePixels(SDL_Renderer * renderer, | |
| 46 SDL_Texture * texture, void **pixels, | |
| 47 int *pitch); | |
| 48 static int DDRAW_SetTextureColorMod(SDL_Renderer * renderer, | |
| 49 SDL_Texture * texture); | |
| 50 static int DDRAW_SetTextureAlphaMod(SDL_Renderer * renderer, | |
| 51 SDL_Texture * texture); | |
| 52 static int DDRAW_SetTextureBlendMode(SDL_Renderer * renderer, | |
| 53 SDL_Texture * texture); | |
| 54 static int DDRAW_SetTextureScaleMode(SDL_Renderer * renderer, | |
| 55 SDL_Texture * texture); | |
| 56 static int DDRAW_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture, | |
| 57 const SDL_Rect * rect, const void *pixels, | |
| 58 int pitch); | |
| 59 static int DDRAW_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture, | |
| 60 const SDL_Rect * rect, int markDirty, | |
| 61 void **pixels, int *pitch); | |
| 62 static void DDRAW_UnlockTexture(SDL_Renderer * renderer, | |
| 63 SDL_Texture * texture); | |
| 64 static void DDRAW_DirtyTexture(SDL_Renderer * renderer, SDL_Texture * texture, | |
| 65 int numrects, const SDL_Rect * rects); | |
| 66 static int DDRAW_RenderPoint(SDL_Renderer * renderer, int x, int y); | |
| 67 static int DDRAW_RenderLine(SDL_Renderer * renderer, int x1, int y1, int x2, | |
| 68 int y2); | |
| 69 static int DDRAW_RenderFill(SDL_Renderer * renderer, const SDL_Rect * rect); | |
| 70 static int DDRAW_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture, | |
| 71 const SDL_Rect * srcrect, | |
| 72 const SDL_Rect * dstrect); | |
| 73 static void DDRAW_RenderPresent(SDL_Renderer * renderer); | |
| 74 static void DDRAW_DestroyTexture(SDL_Renderer * renderer, | |
| 75 SDL_Texture * texture); | |
| 76 static void DDRAW_DestroyRenderer(SDL_Renderer * renderer); | |
| 77 | |
| 78 | |
| 79 SDL_RenderDriver DDRAW_RenderDriver = { | |
| 80 DDRAW_CreateRenderer, | |
| 81 { | |
| 82 "ddraw", | |
| 83 (SDL_RENDERER_SINGLEBUFFER | SDL_RENDERER_PRESENTCOPY | | |
| 84 SDL_RENDERER_PRESENTFLIP2 | SDL_RENDERER_PRESENTFLIP3 | | |
| 85 SDL_RENDERER_PRESENTDISCARD | SDL_RENDERER_ACCELERATED), | |
| 86 (SDL_TEXTUREMODULATE_NONE), | |
| 87 (SDL_BLENDMODE_NONE), | |
| 88 (SDL_TEXTURESCALEMODE_NONE), | |
| 89 0, | |
| 90 {0}, | |
| 91 0, | |
| 92 0} | |
| 93 }; | |
| 94 | |
| 95 typedef struct | |
| 96 { | |
| 97 IDirectDraw *ddraw; | |
| 98 IDirectDrawSurface *primary; | |
| 99 } DDRAW_RenderData; | |
| 100 | |
| 101 typedef struct | |
| 102 { | |
| 103 RECT lock; | |
| 104 IDirectDrawSurface *surface; | |
| 105 } DDRAW_TextureData; | |
| 106 | |
| 107 | |
| 108 static void | |
| 109 DDRAW_SetError(const char *prefix, HRESULT result) | |
| 110 { | |
| 111 const char *error; | |
| 112 | |
| 113 switch (result) { | |
| 114 case DDERR_CANTCREATEDC: | |
| 115 error = "CANTCREATEDC"; | |
| 116 break; | |
| 117 case DDERR_CANTLOCKSURFACE: | |
| 118 error = "CANTLOCKSURFACE"; | |
| 119 break; | |
| 120 case DDERR_CLIPPERISUSINGHWND: | |
| 121 error = "CLIPPERISUSINGHWND"; | |
| 122 break; | |
| 123 case DDERR_COLORKEYNOTSET: | |
| 124 error = "COLORKEYNOTSET"; | |
| 125 break; | |
| 126 case DDERR_CURRENTLYNOTAVAIL: | |
| 127 error = "CURRENTLYNOTAVAIL"; | |
| 128 break; | |
| 129 case DDERR_DCALREADYCREATED: | |
| 130 error = "DCALREADYCREATED"; | |
| 131 break; | |
| 132 case DDERR_DEVICEDOESNTOWNSURFACE: | |
| 133 error = "DEVICEDOESNTOWNSURFACE"; | |
| 134 break; | |
| 135 case DDERR_DIRECTDRAWALREADYCREATED: | |
| 136 error = "DIRECTDRAWALREADYCREATED"; | |
| 137 break; | |
| 138 case DDERR_EXCLUSIVEMODEALREADYSET: | |
| 139 error = "EXCLUSIVEMODEALREADYSET"; | |
| 140 break; | |
| 141 case DDERR_GENERIC: | |
| 142 error = "GENERIC"; | |
| 143 break; | |
| 144 case DDERR_HEIGHTALIGN: | |
| 145 error = "HEIGHTALIGN"; | |
| 146 break; | |
| 147 case DDERR_IMPLICITLYCREATED: | |
| 148 error = "IMPLICITLYCREATED"; | |
| 149 break; | |
| 150 case DDERR_INCOMPATIBLEPRIMARY: | |
| 151 error = "INCOMPATIBLEPRIMARY"; | |
| 152 break; | |
| 153 case DDERR_INVALIDCAPS: | |
| 154 error = "INVALIDCAPS"; | |
| 155 break; | |
| 156 case DDERR_INVALIDCLIPLIST: | |
| 157 error = "INVALIDCLIPLIST"; | |
| 158 break; | |
| 159 case DDERR_INVALIDMODE: | |
| 160 error = "INVALIDMODE"; | |
| 161 break; | |
| 162 case DDERR_INVALIDOBJECT: | |
| 163 error = "INVALIDOBJECT"; | |
| 164 break; | |
| 165 case DDERR_INVALIDPARAMS: | |
| 166 error = "INVALIDPARAMS"; | |
| 167 break; | |
| 168 case DDERR_INVALIDPIXELFORMAT: | |
| 169 error = "INVALIDPIXELFORMAT"; | |
| 170 break; | |
| 171 case DDERR_INVALIDPOSITION: | |
| 172 error = "INVALIDPOSITION"; | |
| 173 break; | |
| 174 case DDERR_INVALIDRECT: | |
| 175 error = "INVALIDRECT"; | |
| 176 break; | |
| 177 case DDERR_LOCKEDSURFACES: | |
| 178 error = "LOCKEDSURFACES"; | |
| 179 break; | |
| 180 case DDERR_MOREDATA: | |
| 181 error = "MOREDATA"; | |
| 182 break; | |
| 183 case DDERR_NOALPHAHW: | |
| 184 error = "NOALPHAHW"; | |
| 185 break; | |
| 186 case DDERR_NOBLTHW: | |
| 187 error = "NOBLTHW"; | |
| 188 break; | |
| 189 case DDERR_NOCLIPLIST: | |
| 190 error = "NOCLIPLIST"; | |
| 191 break; | |
| 192 case DDERR_NOCLIPPERATTACHED: | |
| 193 error = "NOCLIPPERATTACHED"; | |
| 194 break; | |
| 195 case DDERR_NOCOLORCONVHW: | |
| 196 error = "NOCOLORCONVHW"; | |
| 197 break; | |
| 198 case DDERR_NOCOLORKEYHW: | |
| 199 error = "NOCOLORKEYHW"; | |
| 200 break; | |
| 201 case DDERR_NOCOOPERATIVELEVELSET: | |
| 202 error = "NOCOOPERATIVELEVELSET"; | |
| 203 break; | |
| 204 case DDERR_NODC: | |
| 205 error = "NODC"; | |
| 206 break; | |
| 207 case DDERR_NOFLIPHW: | |
| 208 error = "NOFLIPHW"; | |
| 209 break; | |
| 210 case DDERR_NOOVERLAYDEST: | |
| 211 error = "NOOVERLAYDEST"; | |
| 212 break; | |
| 213 case DDERR_NOOVERLAYHW: | |
| 214 error = "NOOVERLAYHW"; | |
| 215 break; | |
| 216 case DDERR_NOPALETTEATTACHED: | |
| 217 error = "NOPALETTEATTACHED"; | |
| 218 break; | |
| 219 case DDERR_NOPALETTEHW: | |
| 220 error = "NOPALETTEHW"; | |
| 221 break; | |
| 222 case DDERR_NORASTEROPHW: | |
| 223 error = "NORASTEROPHW"; | |
| 224 break; | |
| 225 case DDERR_NOSTRETCHHW: | |
| 226 error = "NOSTRETCHHW"; | |
| 227 break; | |
| 228 case DDERR_NOTAOVERLAYSURFACE: | |
| 229 error = "NOTAOVERLAYSURFACE"; | |
| 230 break; | |
| 231 case DDERR_NOTFLIPPABLE: | |
| 232 error = "NOTFLIPPABLE"; | |
| 233 break; | |
| 234 case DDERR_NOTFOUND: | |
| 235 error = "NOTFOUND"; | |
| 236 break; | |
| 237 case DDERR_NOTLOCKED: | |
| 238 error = "NOTLOCKED"; | |
| 239 break; | |
| 240 case DDERR_NOTPALETTIZED: | |
| 241 error = "NOTPALETTIZED"; | |
| 242 break; | |
| 243 case DDERR_NOVSYNCHW: | |
| 244 error = "NOVSYNCHW"; | |
| 245 break; | |
| 246 case DDERR_NOZOVERLAYHW: | |
| 247 error = "NOZOVERLAYHW"; | |
| 248 break; | |
| 249 case DDERR_OUTOFCAPS: | |
| 250 error = "OUTOFCAPS"; | |
| 251 break; | |
| 252 case DDERR_OUTOFMEMORY: | |
| 253 error = "OUTOFMEMORY"; | |
| 254 break; | |
| 255 case DDERR_OUTOFVIDEOMEMORY: | |
| 256 error = "OUTOFVIDEOMEMORY"; | |
| 257 break; | |
| 258 case DDERR_OVERLAPPINGRECTS: | |
| 259 error = "OVERLAPPINGRECTS"; | |
| 260 break; | |
| 261 case DDERR_OVERLAYNOTVISIBLE: | |
| 262 error = "OVERLAYNOTVISIBLE"; | |
| 263 break; | |
| 264 case DDERR_PALETTEBUSY: | |
| 265 error = "PALETTEBUSY"; | |
| 266 break; | |
| 267 case DDERR_PRIMARYSURFACEALREADYEXISTS: | |
| 268 error = "PRIMARYSURFACEALREADYEXISTS"; | |
| 269 break; | |
| 270 case DDERR_REGIONTOOSMALL: | |
| 271 error = "REGIONTOOSMALL"; | |
| 272 break; | |
| 273 case DDERR_SURFACEBUSY: | |
| 274 error = "SURFACEBUSY"; | |
| 275 break; | |
| 276 case DDERR_SURFACELOST: | |
| 277 error = "SURFACELOST"; | |
| 278 break; | |
| 279 case DDERR_TOOBIGHEIGHT: | |
| 280 error = "TOOBIGHEIGHT"; | |
| 281 break; | |
| 282 case DDERR_TOOBIGSIZE: | |
| 283 error = "TOOBIGSIZE"; | |
| 284 break; | |
| 285 case DDERR_TOOBIGWIDTH: | |
| 286 error = "TOOBIGWIDTH"; | |
| 287 break; | |
| 288 case DDERR_UNSUPPORTED: | |
| 289 error = "UNSUPPORTED"; | |
| 290 break; | |
| 291 case DDERR_UNSUPPORTEDFORMAT: | |
| 292 error = "UNSUPPORTEDFORMAT"; | |
| 293 break; | |
| 294 case DDERR_VERTICALBLANKINPROGRESS: | |
| 295 error = "VERTICALBLANKINPROGRESS"; | |
| 296 break; | |
| 297 case DDERR_VIDEONOTACTIVE: | |
| 298 error = "VIDEONOTACTIVE"; | |
| 299 break; | |
| 300 case DDERR_WASSTILLDRAWING: | |
| 301 error = "WASSTILLDRAWING"; | |
| 302 break; | |
| 303 case DDERR_WRONGMODE: | |
| 304 error = "WRONGMODE"; | |
| 305 break; | |
| 306 default: | |
| 307 error = "UNKNOWN"; | |
| 308 break; | |
| 309 } | |
| 310 SDL_SetError("%s: %s", prefix, error); | |
| 311 } | |
| 312 | |
| 313 static SDL_bool | |
| 314 PixelFormatToDDPIXELFORMAT(Uint32 format, LPDDPIXELFORMAT dst) | |
| 315 { | |
| 316 SDL_zerop(dst); | |
| 317 dst->dwSize = sizeof(*dst); | |
| 318 | |
| 319 if (SDL_ISPIXELFORMAT_FOURCC(format)) { | |
| 320 dst->dwFlags = DDPF_FOURCC; | |
| 321 dst->dwFourCC = format; | |
| 322 } else if (SDL_ISPIXELFORMAT_INDEXED(format)) { | |
| 323 SDL_SetError("Indexed pixelformats are not supported."); | |
| 324 return SDL_FALSE; | |
| 325 } else { | |
| 326 int bpp; | |
| 327 Uint32 Rmask, Gmask, Bmask, Amask; | |
| 328 if (!SDL_PixelFormatEnumToMasks | |
| 329 (format, &bpp, &Rmask, &Gmask, &Bmask, &Amask)) { | |
| 330 SDL_SetError("pixelformat not supported"); | |
| 331 return SDL_FALSE; | |
| 332 } | |
| 333 | |
| 334 if (!Rmask && !Gmask && !Bmask) { | |
| 335 dst->dwFlags = DDPF_ALPHA; | |
| 336 dst->dwAlphaBitDepth = bpp; | |
| 337 } else { | |
| 338 dst->dwFlags = DDPF_RGB; | |
| 339 dst->dwRGBBitCount = bpp; | |
| 340 dst->dwRBitMask = Rmask; | |
| 341 dst->dwGBitMask = Gmask; | |
| 342 dst->dwBBitMask = Bmask; | |
| 343 | |
| 344 if (Amask) { | |
| 345 dst->dwFlags |= DDPF_ALPHAPIXELS; | |
| 346 dst->dwRGBAlphaBitMask = Amask; | |
| 347 } | |
| 348 } | |
| 349 } | |
| 350 | |
| 351 return SDL_TRUE; | |
| 352 } | |
| 353 | |
| 354 static SDL_bool | |
| 355 DDRAW_IsTextureFormatAvailable(IDirectDraw * ddraw, Uint32 display_format, | |
| 356 Uint32 texture_format) | |
| 357 { | |
| 358 int bpp; | |
| 359 Uint32 Rmask, Gmask, Bmask, Amask; | |
| 360 | |
| 361 if (SDL_ISPIXELFORMAT_FOURCC(texture_format)) { | |
| 362 //TODO I don't expect DDRAW to support all 4CC formats, but I don't know which ones | |
| 363 return SDL_TRUE; | |
| 364 } | |
| 365 //These are only basic checks | |
| 366 if (SDL_ISPIXELFORMAT_INDEXED(texture_format)) { | |
| 367 return SDL_FALSE; | |
| 368 } | |
| 369 | |
| 370 if (!SDL_PixelFormatEnumToMasks | |
| 371 (texture_format, &bpp, &Rmask, &Gmask, &Bmask, &Amask)) { | |
| 372 return SDL_FALSE; | |
| 373 } | |
| 374 | |
| 375 switch (bpp) { | |
| 376 case 4: | |
| 377 case 8: | |
| 378 case 16: | |
| 379 case 24: | |
| 380 case 32: | |
| 381 break; | |
| 382 default: | |
| 383 return SDL_FALSE; | |
| 384 } | |
| 385 | |
| 386 return SDL_TRUE; | |
| 387 } | |
| 388 | |
| 389 void | |
| 390 DDRAW_AddRenderDriver(_THIS) | |
| 391 { | |
| 392 SDL_VideoData *data = (SDL_VideoData *) _this->driverdata; | |
| 393 SDL_RendererInfo *info = &DDRAW_RenderDriver.info; | |
| 394 SDL_DisplayMode *mode = &SDL_CurrentDisplay.desktop_mode; | |
| 395 | |
| 396 if (data->ddraw) { | |
| 397 int i; | |
| 398 int formats[] = { | |
| 399 SDL_PIXELFORMAT_INDEX8, | |
| 400 SDL_PIXELFORMAT_RGB332, | |
| 401 SDL_PIXELFORMAT_RGB444, | |
| 402 SDL_PIXELFORMAT_RGB555, | |
| 403 SDL_PIXELFORMAT_ARGB4444, | |
| 404 SDL_PIXELFORMAT_ARGB1555, | |
| 405 SDL_PIXELFORMAT_RGB565, | |
| 406 SDL_PIXELFORMAT_RGB888, | |
| 407 SDL_PIXELFORMAT_ARGB8888, | |
| 408 SDL_PIXELFORMAT_ARGB2101010, | |
| 409 }; | |
| 410 | |
| 411 for (i = 0; i < SDL_arraysize(formats); ++i) { | |
| 412 if (DDRAW_IsTextureFormatAvailable | |
| 413 (data->ddraw, mode->format, formats[i])) { | |
| 414 info->texture_formats[info->num_texture_formats++] = | |
| 415 formats[i]; | |
| 416 } | |
| 417 } | |
| 418 | |
| 419 //TODO the fourcc formats should get fetched from IDirectDraw::GetFourCCCodes | |
| 420 info->texture_formats[info->num_texture_formats++] = | |
| 421 SDL_PIXELFORMAT_YV12; | |
| 422 info->texture_formats[info->num_texture_formats++] = | |
| 423 SDL_PIXELFORMAT_IYUV; | |
| 424 info->texture_formats[info->num_texture_formats++] = | |
| 425 SDL_PIXELFORMAT_YUY2; | |
| 426 info->texture_formats[info->num_texture_formats++] = | |
| 427 SDL_PIXELFORMAT_UYVY; | |
| 428 info->texture_formats[info->num_texture_formats++] = | |
| 429 SDL_PIXELFORMAT_YVYU; | |
| 430 | |
|
3520
83518f8fcd61
Fixed calls to SDL_AddRenderDriver()
Sam Lantinga <slouken@libsdl.org>
parents:
3168
diff
changeset
|
431 for (i = 0; i < _this->num_displays; ++i) |
|
83518f8fcd61
Fixed calls to SDL_AddRenderDriver()
Sam Lantinga <slouken@libsdl.org>
parents:
3168
diff
changeset
|
432 SDL_AddRenderDriver(&_this->displays[i], &DDRAW_RenderDriver); |
|
83518f8fcd61
Fixed calls to SDL_AddRenderDriver()
Sam Lantinga <slouken@libsdl.org>
parents:
3168
diff
changeset
|
433 } |
| 3168 | 434 } |
| 435 } | |
| 436 | |
| 437 SDL_Renderer * | |
| 438 DDRAW_CreateRenderer(SDL_Window * window, Uint32 flags) | |
| 439 { | |
| 440 SDL_VideoDisplay *display = SDL_GetDisplayFromWindow(window); | |
| 441 SDL_VideoData *videodata = (SDL_VideoData *) display->device->driverdata; | |
| 442 SDL_WindowData *windowdata = (SDL_WindowData *) window->driverdata; | |
| 443 SDL_Renderer *renderer; | |
| 444 DDRAW_RenderData *data; | |
| 445 HRESULT result; | |
| 446 DDSURFACEDESC ddsd; | |
| 447 | |
| 448 renderer = (SDL_Renderer *) SDL_calloc(1, sizeof(*renderer)); | |
| 449 if (!renderer) { | |
| 450 SDL_OutOfMemory(); | |
| 451 return NULL; | |
| 452 } | |
| 453 | |
| 454 data = (DDRAW_RenderData *) SDL_calloc(1, sizeof(*data)); | |
| 455 if (!data) { | |
| 456 DDRAW_DestroyRenderer(renderer); | |
| 457 SDL_OutOfMemory(); | |
| 458 return NULL; | |
| 459 } | |
| 460 data->ddraw = videodata->ddraw; | |
| 461 | |
| 462 renderer->DisplayModeChanged = DDRAW_DisplayModeChanged; | |
| 463 renderer->CreateTexture = DDRAW_CreateTexture; | |
| 464 renderer->QueryTexturePixels = DDRAW_QueryTexturePixels; | |
| 465 | |
| 466 renderer->SetTextureColorMod = DDRAW_SetTextureColorMod; | |
| 467 renderer->SetTextureAlphaMod = DDRAW_SetTextureAlphaMod; | |
| 468 renderer->SetTextureBlendMode = DDRAW_SetTextureBlendMode; | |
| 469 renderer->SetTextureScaleMode = DDRAW_SetTextureScaleMode; | |
| 470 renderer->UpdateTexture = DDRAW_UpdateTexture; | |
| 471 renderer->LockTexture = DDRAW_LockTexture; | |
| 472 renderer->UnlockTexture = DDRAW_UnlockTexture; | |
| 473 renderer->DirtyTexture = DDRAW_DirtyTexture; | |
| 474 renderer->RenderPoint = DDRAW_RenderPoint; | |
| 475 renderer->RenderLine = DDRAW_RenderLine; | |
| 476 renderer->RenderFill = DDRAW_RenderFill; | |
| 477 renderer->RenderCopy = DDRAW_RenderCopy; | |
| 478 renderer->RenderPresent = DDRAW_RenderPresent; | |
| 479 renderer->DestroyTexture = DDRAW_DestroyTexture; | |
| 480 renderer->DestroyRenderer = DDRAW_DestroyRenderer; | |
| 481 renderer->info = DDRAW_RenderDriver.info; | |
| 482 renderer->window = window->id; | |
| 483 renderer->driverdata = data; | |
| 484 | |
| 485 renderer->info.flags = SDL_RENDERER_ACCELERATED; | |
| 486 | |
| 487 SDL_zero(ddsd); | |
| 488 ddsd.dwSize = sizeof(ddsd); | |
| 489 ddsd.dwFlags = DDSD_CAPS; | |
| 490 | |
| 491 if (window->flags & SDL_WINDOW_FULLSCREEN) { | |
| 492 ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE; | |
| 493 } else { | |
| 494 //TODO handle non fullscreen | |
| 495 SDL_SetError("DirectDraw renderer has only fullscreen implemented"); | |
| 496 DDRAW_DestroyRenderer(renderer); | |
| 497 return NULL; | |
| 498 } | |
| 499 | |
| 500 if (flags & SDL_RENDERER_PRESENTFLIP2) { | |
| 501 ddsd.dwFlags |= DDSD_BACKBUFFERCOUNT; | |
| 502 ddsd.dwBackBufferCount = 2; | |
| 503 } else if (flags & SDL_RENDERER_PRESENTFLIP3) { | |
| 504 ddsd.dwFlags |= DDSD_BACKBUFFERCOUNT; | |
| 505 ddsd.dwBackBufferCount = 3; | |
| 506 } else if (flags & SDL_RENDERER_PRESENTCOPY) { | |
| 507 //TODO what is the best approximation to this mode | |
| 508 } else { | |
| 509 | |
| 510 } | |
| 511 | |
| 512 if (flags & SDL_RENDERER_PRESENTVSYNC) { | |
| 513 SDL_SetError("DirectDraw renderer with v-sync is not implemented"); | |
| 514 DDRAW_DestroyRenderer(renderer); | |
| 515 return NULL; | |
| 516 } | |
| 517 | |
| 518 result = | |
| 519 data->ddraw->lpVtbl->SetCooperativeLevel(data->ddraw, | |
| 520 windowdata->hwnd, | |
| 521 DDSCL_NORMAL); | |
| 522 if (result != DD_OK) { | |
| 523 DDRAW_SetError("CreateDevice()", result); | |
| 524 DDRAW_DestroyRenderer(renderer); | |
| 525 return NULL; | |
| 526 } | |
| 527 | |
| 528 result = | |
| 529 data->ddraw->lpVtbl->CreateSurface(data->ddraw, &ddsd, &data->primary, | |
| 530 NULL); | |
| 531 if (result != DD_OK) { | |
| 532 DDRAW_SetError("CreateDevice()", result); | |
| 533 DDRAW_DestroyRenderer(renderer); | |
| 534 return NULL; | |
| 535 } | |
| 536 | |
| 537 return renderer; | |
| 538 } | |
| 539 | |
| 540 static int | |
| 541 DDRAW_Reset(SDL_Renderer * renderer) | |
| 542 { | |
| 543 //TODO implement | |
| 544 /*D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata; | |
| 545 HRESULT result; | |
| 546 | |
| 547 result = IDirect3DDevice9_Reset(data->device, &data->pparams); | |
| 548 if (FAILED(result)) { | |
| 549 if (result == D3DERR_DEVICELOST) { | |
| 550 /* Don't worry about it, we'll reset later... * | |
| 551 return 0; | |
| 552 } else { | |
| 553 D3D_SetError("Reset()", result); | |
| 554 return -1; | |
| 555 } | |
| 556 } | |
| 557 IDirect3DDevice9_SetVertexShader(data->device, NULL); | |
| 558 IDirect3DDevice9_SetFVF(data->device, | |
| 559 D3DFVF_XYZRHW | D3DFVF_DIFFUSE | D3DFVF_TEX1); | |
| 560 IDirect3DDevice9_SetRenderState(data->device, D3DRS_CULLMODE, | |
| 561 D3DCULL_NONE); | |
| 562 IDirect3DDevice9_SetRenderState(data->device, D3DRS_LIGHTING, FALSE); */ | |
| 563 return 0; | |
| 564 } | |
| 565 | |
| 566 static int | |
| 567 DDRAW_DisplayModeChanged(SDL_Renderer * renderer) | |
| 568 { | |
| 569 //TODO implement | |
| 570 /*D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata; | |
| 571 SDL_Window *window = SDL_GetWindowFromID(renderer->window); | |
| 572 SDL_VideoDisplay *display = SDL_GetDisplayFromWindow(window); | |
| 573 | |
| 574 data->pparams.BackBufferWidth = window->w; | |
| 575 data->pparams.BackBufferHeight = window->h; | |
| 576 if (window->flags & SDL_WINDOW_FULLSCREEN) { | |
| 577 data->pparams.BackBufferFormat = | |
| 578 PixelFormatToD3DFMT(display->fullscreen_mode.format); | |
| 579 } else { | |
| 580 data->pparams.BackBufferFormat = D3DFMT_UNKNOWN; | |
| 581 } | |
| 582 return D3D_Reset(renderer); */ | |
| 583 return 0; | |
| 584 } | |
| 585 | |
| 586 static int | |
| 587 DDRAW_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture) | |
| 588 { | |
| 589 DDRAW_RenderData *renderdata = (DDRAW_RenderData *) renderer->driverdata; | |
| 590 SDL_Window *window = SDL_GetWindowFromID(renderer->window); | |
| 591 SDL_VideoDisplay *display = SDL_GetDisplayFromWindow(window); | |
| 592 Uint32 display_format = display->current_mode.format; | |
| 593 DDRAW_TextureData *data; | |
| 594 DDSURFACEDESC ddsd; | |
| 595 HRESULT result; | |
| 596 | |
| 597 data = (DDRAW_TextureData *) SDL_calloc(1, sizeof(*data)); | |
| 598 if (!data) { | |
| 599 SDL_OutOfMemory(); | |
| 600 return -1; | |
| 601 } | |
| 602 | |
| 603 SDL_zero(ddsd); | |
| 604 ddsd.dwSize = sizeof(ddsd); | |
| 605 ddsd.dwFlags = DDSD_PIXELFORMAT | DDSD_HEIGHT | DDSD_WIDTH; | |
| 606 ddsd.dwWidth = texture->w; | |
| 607 ddsd.dwHeight = texture->h; | |
| 608 | |
| 609 | |
| 610 if (!PixelFormatToDDPIXELFORMAT(texture->format, &ddsd.ddpfPixelFormat)) { | |
| 611 SDL_free(data); | |
| 612 return -1; | |
| 613 } | |
| 614 | |
| 615 texture->driverdata = data; | |
| 616 | |
| 617 result = | |
| 618 renderdata->ddraw->lpVtbl->CreateSurface(renderdata->ddraw, &ddsd, | |
| 619 &data->surface, NULL); | |
| 620 if (result != DD_OK) { | |
| 621 SDL_free(data); | |
| 622 DDRAW_SetError("CreateTexture", result); | |
| 623 return -1; | |
| 624 } | |
| 625 | |
| 626 return 0; | |
| 627 } | |
| 628 | |
| 629 static int | |
| 630 DDRAW_QueryTexturePixels(SDL_Renderer * renderer, SDL_Texture * texture, | |
| 631 void **pixels, int *pitch) | |
| 632 { | |
| 633 //TODO implement | |
| 634 SDL_SetError("QueryTexturePixels is not implemented"); | |
| 635 return -1; | |
| 636 } | |
| 637 | |
| 638 static int | |
| 639 DDRAW_SetTextureColorMod(SDL_Renderer * renderer, SDL_Texture * texture) | |
| 640 { | |
| 641 return 0; | |
| 642 } | |
| 643 | |
| 644 static int | |
| 645 DDRAW_SetTextureAlphaMod(SDL_Renderer * renderer, SDL_Texture * texture) | |
| 646 { | |
| 647 return 0; | |
| 648 } | |
| 649 | |
| 650 static int | |
| 651 DDRAW_SetTextureBlendMode(SDL_Renderer * renderer, SDL_Texture * texture) | |
| 652 { | |
| 653 switch (texture->blendMode) { | |
| 654 case SDL_BLENDMODE_NONE: | |
| 655 return 0; | |
| 656 default: | |
| 657 SDL_Unsupported(); | |
| 658 texture->blendMode = SDL_BLENDMODE_NONE; | |
| 659 return -1; | |
| 660 } | |
| 661 } | |
| 662 | |
| 663 static int | |
| 664 DDRAW_SetTextureScaleMode(SDL_Renderer * renderer, SDL_Texture * texture) | |
| 665 { | |
| 666 switch (texture->scaleMode) { | |
| 667 case SDL_TEXTURESCALEMODE_NONE: | |
| 668 default: | |
| 669 SDL_Unsupported(); | |
| 670 texture->scaleMode = SDL_TEXTURESCALEMODE_NONE; | |
| 671 return -1; | |
| 672 } | |
| 673 return 0; | |
| 674 } | |
| 675 | |
| 676 static int | |
| 677 DDRAW_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture, | |
| 678 const SDL_Rect * rect, const void *pixels, int pitch) | |
| 679 { | |
| 680 DDRAW_TextureData *data = (DDRAW_TextureData *) texture->driverdata; | |
| 681 | |
| 682 //TODO implement | |
| 683 SDL_SetError("UpdateTexture is not implemented"); | |
| 684 return 0; | |
| 685 } | |
| 686 | |
| 687 static int | |
| 688 DDRAW_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture, | |
| 689 const SDL_Rect * rect, int markDirty, void **pixels, | |
| 690 int *pitch) | |
| 691 { | |
| 692 DDRAW_TextureData *data = (DDRAW_TextureData *) texture->driverdata; | |
| 693 HRESULT result; | |
| 694 DDSURFACEDESC ddsd; | |
| 695 | |
| 696 SDL_zero(ddsd); | |
| 697 ddsd.dwSize = sizeof(ddsd); | |
| 698 | |
| 699 /** | |
| 700 * On a Axim x51v locking a subrect returns the startaddress of the whole surface, | |
| 701 * wheras on my ASUS MyPal 696 the startaddress of the locked area is returned, | |
| 702 * thats why I always lock the whole surface and calculate the pixels pointer by hand. | |
| 703 * This shouldn't be a speed problem, as multiple locks aren't available on DDraw Mobile | |
| 704 * see http://msdn.microsoft.com/en-us/library/ms858221.aspx | |
| 705 */ | |
| 706 | |
| 707 result = data->surface->lpVtbl->Lock(data->surface, NULL, &ddsd, 0, NULL); | |
| 708 if (result != DD_OK) { | |
| 709 DDRAW_SetError("LockRect()", result); | |
| 710 return -1; | |
| 711 } | |
| 712 | |
| 713 *pixels = ddsd.lpSurface + rect->y * ddsd.lPitch + rect->x * ddsd.lXPitch; | |
| 714 *pitch = ddsd.lPitch; | |
| 715 return 0; | |
| 716 } | |
| 717 | |
| 718 static void | |
| 719 DDRAW_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture) | |
| 720 { | |
| 721 DDRAW_TextureData *data = (DDRAW_TextureData *) texture->driverdata; | |
| 722 | |
| 723 data->surface->lpVtbl->Unlock(data->surface, NULL); | |
| 724 } | |
| 725 | |
| 726 static void | |
| 727 DDRAW_DirtyTexture(SDL_Renderer * renderer, SDL_Texture * texture, | |
| 728 int numrects, const SDL_Rect * rects) | |
| 729 { | |
| 730 } | |
| 731 | |
| 732 static void | |
| 733 DDRAW_SetBlendMode(DDRAW_RenderData * data, int blendMode) | |
| 734 { | |
| 735 switch (blendMode) { | |
| 736 | |
| 737 } | |
| 738 } | |
| 739 | |
| 740 static int | |
| 741 DDRAW_RenderPoint(SDL_Renderer * renderer, int x, int y) | |
| 742 { | |
| 743 return -1; | |
| 744 } | |
| 745 | |
| 746 static int | |
| 747 DDRAW_RenderLine(SDL_Renderer * renderer, int x1, int y1, int x2, int y2) | |
| 748 { | |
| 749 return -1; | |
| 750 } | |
| 751 | |
| 752 static int | |
| 753 DDRAW_RenderFill(SDL_Renderer * renderer, const SDL_Rect * rect) | |
| 754 { | |
| 755 return -1; | |
| 756 } | |
| 757 | |
| 758 static int | |
| 759 DDRAW_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture, | |
| 760 const SDL_Rect * srcrect, const SDL_Rect * dstrect) | |
| 761 { | |
| 762 DDRAW_RenderData *data = (DDRAW_RenderData *) renderer->driverdata; | |
| 763 DDRAW_TextureData *texturedata = | |
| 764 (DDRAW_TextureData *) texture->driverdata; | |
| 765 HRESULT result; | |
| 766 RECT srcr; | |
| 767 RECT dstr; | |
| 768 DDBLTFX bltfx; | |
| 769 | |
| 770 srcr.left = srcrect->x; | |
| 771 srcr.top = srcrect->y; | |
| 772 srcr.right = srcrect->x + srcrect->w; | |
| 773 srcr.bottom = srcrect->y + srcrect->h; | |
| 774 | |
| 775 dstr.left = dstrect->x; | |
| 776 dstr.top = dstrect->y; | |
| 777 dstr.right = dstrect->x + dstrect->w; | |
| 778 dstr.bottom = dstrect->y + dstrect->h; | |
| 779 | |
| 780 SDL_zero(bltfx); | |
| 781 bltfx.dwSize = sizeof(bltfx); | |
| 782 bltfx.dwROP = SRCCOPY; | |
| 783 | |
| 784 data->primary->lpVtbl->Blt(data->primary, &dstr, texturedata->surface, | |
| 785 &srcr, DDBLT_ROP, &bltfx); | |
| 786 | |
| 787 return 0; | |
| 788 } | |
| 789 | |
| 790 static void | |
| 791 DDRAW_RenderPresent(SDL_Renderer * renderer) | |
| 792 { | |
| 793 DDRAW_RenderData *data = (DDRAW_RenderData *) renderer->driverdata; | |
| 794 HRESULT result; | |
| 795 | |
| 796 return; | |
| 797 | |
| 798 result = | |
| 799 data->primary->lpVtbl->Flip(data->primary, NULL, DDFLIP_INTERVAL1); | |
| 800 if (result != DD_OK) { | |
| 801 DDRAW_SetError("Present()", result); | |
| 802 } | |
| 803 } | |
| 804 | |
| 805 static void | |
| 806 DDRAW_DestroyTexture(SDL_Renderer * renderer, SDL_Texture * texture) | |
| 807 { | |
| 808 DDRAW_TextureData *data = (DDRAW_TextureData *) texture->driverdata; | |
| 809 | |
| 810 if (!data) { | |
| 811 return; | |
| 812 } | |
| 813 | |
| 814 data->surface->lpVtbl->Release(data->surface); | |
| 815 SDL_free(data); | |
| 816 texture->driverdata = NULL; | |
| 817 } | |
| 818 | |
| 819 static void | |
| 820 DDRAW_DestroyRenderer(SDL_Renderer * renderer) | |
| 821 { | |
| 822 DDRAW_RenderData *data = (DDRAW_RenderData *) renderer->driverdata; | |
| 823 | |
| 824 if (data) { | |
| 825 data->primary->lpVtbl->Release(data->primary); | |
| 826 SDL_free(data); | |
| 827 } | |
| 828 SDL_free(renderer); | |
| 829 } | |
| 830 | |
| 831 #endif /* SDL_VIDEO_RENDER_DDRAW */ | |
| 832 | |
| 833 /* vi: set ts=4 sw=4 expandtab: */ |