| 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 | #include "SDL_config.h" |
| 23 | |
| 24 | #include <Ph.h> |
| 25 | #include <photon/Pg.h> |
| 26 | |
| 27 | #include "SDL_endian.h" |
| 28 | #include "SDL_video.h" |
| 29 | #include "../SDL_pixels_c.h" |
| 30 | #include "SDL_ph_video.h" |
| 31 | #include "SDL_ph_image_c.h" |
| 32 | #include "SDL_ph_modes_c.h" |
| 33 | #include "SDL_ph_gl.h" |
| 34 | |
| 35 | int ph_SetupImage(_THIS, SDL_Surface *screen) |
| 36 | { |
| 37 | PgColor_t* palette=NULL; |
| 38 | int type=0; |
| 39 | int bpp; |
| 40 | |
| 41 | bpp=screen->format->BitsPerPixel; |
| 42 | |
| 43 | /* Determine image type */ |
| 44 | switch(bpp) |
| 45 | { |
| 46 | case 8:{ |
| 47 | type = Pg_IMAGE_PALETTE_BYTE; |
| 48 | } |
| 49 | break; |
| 50 | case 15:{ |
| 51 | type = Pg_IMAGE_DIRECT_555; |
| 52 | } |
| 53 | break; |
| 54 | case 16:{ |
| 55 | type = Pg_IMAGE_DIRECT_565; |
| 56 | } |
| 57 | break; |
| 58 | case 24:{ |
| 59 | type = Pg_IMAGE_DIRECT_888; |
| 60 | } |
| 61 | break; |
| 62 | case 32:{ |
| 63 | type = Pg_IMAGE_DIRECT_8888; |
| 64 | } |
| 65 | break; |
| 66 | default:{ |
| 67 | SDL_SetError("ph_SetupImage(): unsupported bpp=%d !\n", bpp); |
| 68 | return -1; |
| 69 | } |
| 70 | break; |
| 71 | } |
| 72 | |
| 73 | /* palette emulation code */ |
| 74 | if ((bpp==8) && (desktoppal==SDLPH_PAL_EMULATE)) |
| 75 | { |
| 76 | /* creating image palette */ |
| 77 | palette=SDL_malloc(_Pg_MAX_PALETTE*sizeof(PgColor_t)); |
| 78 | if (palette==NULL) |
| 79 | { |
| 80 | SDL_SetError("ph_SetupImage(): can't allocate memory for palette !\n"); |
| 81 | return -1; |
| 82 | } |
| 83 | PgGetPalette(palette); |
| 84 | |
| 85 | /* using shared memory for speed (set last param to 1) */ |
| 86 | if ((SDL_Image = PhCreateImage(NULL, screen->w, screen->h, type, palette, _Pg_MAX_PALETTE, 1)) == NULL) |
| 87 | { |
| 88 | SDL_SetError("ph_SetupImage(): PhCreateImage() failed for bpp=8 !\n"); |
| 89 | SDL_free(palette); |
| 90 | return -1; |
| 91 | } |
| 92 | } |
| 93 | else |
| 94 | { |
| 95 | /* using shared memory for speed (set last param to 1) */ |
| 96 | if ((SDL_Image = PhCreateImage(NULL, screen->w, screen->h, type, NULL, 0, 1)) == NULL) |
| 97 | { |
| 98 | SDL_SetError("ph_SetupImage(): PhCreateImage() failed for bpp=%d !\n", bpp); |
| 99 | return -1; |
| 100 | } |
| 101 | } |
| 102 | |
| 103 | screen->pixels = SDL_Image->image; |
| 104 | screen->pitch = SDL_Image->bpl; |
| 105 | |
| 106 | this->UpdateRects = ph_NormalUpdate; |
| 107 | |
| 108 | return 0; |
| 109 | } |
| 110 | |
| 111 | int ph_SetupOCImage(_THIS, SDL_Surface *screen) |
| 112 | { |
| 113 | int type = 0; |
| 114 | int bpp; |
| 115 | |
| 116 | OCImage.flags = screen->flags; |
| 117 | |
| 118 | bpp=screen->format->BitsPerPixel; |
| 119 | |
| 120 | /* Determine image type */ |
| 121 | switch(bpp) |
| 122 | { |
| 123 | case 8: { |
| 124 | type = Pg_IMAGE_PALETTE_BYTE; |
| 125 | } |
| 126 | break; |
| 127 | case 15:{ |
| 128 | type = Pg_IMAGE_DIRECT_555; |
| 129 | } |
| 130 | break; |
| 131 | case 16:{ |
| 132 | type = Pg_IMAGE_DIRECT_565; |
| 133 | } |
| 134 | break; |
| 135 | case 24:{ |
| 136 | type = Pg_IMAGE_DIRECT_888; |
| 137 | } |
| 138 | break; |
| 139 | case 32:{ |
| 140 | type = Pg_IMAGE_DIRECT_8888; |
| 141 | } |
| 142 | break; |
| 143 | default:{ |
| 144 | SDL_SetError("ph_SetupOCImage(): unsupported bpp=%d !\n", bpp); |
| 145 | return -1; |
| 146 | } |
| 147 | break; |
| 148 | } |
| 149 | |
| 150 | /* Currently offscreen contexts with the same bit depth as display bpp only can be created */ |
| 151 | OCImage.offscreen_context = PdCreateOffscreenContext(0, screen->w, screen->h, Pg_OSC_MEM_PAGE_ALIGN); |
| 152 | |
| 153 | if (OCImage.offscreen_context == NULL) |
| 154 | { |
| 155 | SDL_SetError("ph_SetupOCImage(): PdCreateOffscreenContext() function failed !\n"); |
| 156 | return -1; |
| 157 | } |
| 158 | |
| 159 | screen->pitch = OCImage.offscreen_context->pitch; |
| 160 | |
| 161 | OCImage.dc_ptr = (unsigned char *)PdGetOffscreenContextPtr(OCImage.offscreen_context); |
| 162 | |
| 163 | if (OCImage.dc_ptr == NULL) |
| 164 | { |
| 165 | SDL_SetError("ph_SetupOCImage(): PdGetOffscreenContextPtr function failed !\n"); |
| 166 | PhDCRelease(OCImage.offscreen_context); |
| 167 | return -1; |
| 168 | } |
| 169 | |
| 170 | OCImage.FrameData0 = OCImage.dc_ptr; |
| 171 | OCImage.CurrentFrameData = OCImage.FrameData0; |
| 172 | OCImage.current = 0; |
| 173 | |
| 174 | PhDCSetCurrent(OCImage.offscreen_context); |
| 175 | |
| 176 | screen->pixels = OCImage.CurrentFrameData; |
| 177 | |
| 178 | this->UpdateRects = ph_OCUpdate; |
| 179 | |
| 180 | return 0; |
| 181 | } |
| 182 | |
| 183 | int ph_SetupFullScreenImage(_THIS, SDL_Surface* screen) |
| 184 | { |
| 185 | OCImage.flags = screen->flags; |
| 186 | |
| 187 | /* Begin direct and fullscreen mode */ |
| 188 | if (!ph_EnterFullScreen(this, screen, PH_ENTER_DIRECTMODE)) |
| 189 | { |
| 190 | return -1; |
| 191 | } |
| 192 | |
| 193 | /* store palette for fullscreen */ |
| 194 | if ((screen->format->BitsPerPixel==8) && (desktopbpp!=8)) |
| 195 | { |
| 196 | PgGetPalette(savedpal); |
| 197 | PgGetPalette(syspalph); |
| 198 | } |
| 199 | |
| 200 | OCImage.offscreen_context = PdCreateOffscreenContext(0, 0, 0, Pg_OSC_MAIN_DISPLAY | Pg_OSC_MEM_PAGE_ALIGN | Pg_OSC_CRTC_SAFE); |
| 201 | if (OCImage.offscreen_context == NULL) |
| 202 | { |
| 203 | SDL_SetError("ph_SetupFullScreenImage(): PdCreateOffscreenContext() function failed !\n"); |
| 204 | return -1; |
| 205 | } |
| 206 | |
| 207 | if ((screen->flags & SDL_DOUBLEBUF) == SDL_DOUBLEBUF) |
| 208 | { |
| 209 | OCImage.offscreen_backcontext = PdDupOffscreenContext(OCImage.offscreen_context, Pg_OSC_MEM_PAGE_ALIGN | Pg_OSC_CRTC_SAFE); |
| 210 | if (OCImage.offscreen_backcontext == NULL) |
| 211 | { |
| 212 | SDL_SetError("ph_SetupFullScreenImage(): PdCreateOffscreenContext(back) function failed !\n"); |
| 213 | return -1; |
| 214 | } |
| 215 | } |
| 216 | |
| 217 | OCImage.FrameData0 = (unsigned char *)PdGetOffscreenContextPtr(OCImage.offscreen_context); |
| 218 | if (OCImage.FrameData0 == NULL) |
| 219 | { |
| 220 | SDL_SetError("ph_SetupFullScreenImage(): PdGetOffscreenContextPtr() function failed !\n"); |
| 221 | ph_DestroyImage(this, screen); |
| 222 | return -1; |
| 223 | } |
| 224 | |
| 225 | if ((screen->flags & SDL_DOUBLEBUF) == SDL_DOUBLEBUF) |
| 226 | { |
| 227 | OCImage.FrameData1 = (unsigned char *)PdGetOffscreenContextPtr(OCImage.offscreen_backcontext); |
| 228 | if (OCImage.FrameData1 == NULL) |
| 229 | { |
| 230 | SDL_SetError("ph_SetupFullScreenImage(back): PdGetOffscreenContextPtr() function failed !\n"); |
| 231 | ph_DestroyImage(this, screen); |
| 232 | return -1; |
| 233 | } |
| 234 | } |
| 235 | |
| 236 | /* wait for the hardware */ |
| 237 | PgFlush(); |
| 238 | PgWaitHWIdle(); |
| 239 | |
| 240 | if ((screen->flags & SDL_DOUBLEBUF) == SDL_DOUBLEBUF) |
| 241 | { |
| 242 | OCImage.current = 0; |
| 243 | PhDCSetCurrent(OCImage.offscreen_context); |
| 244 | screen->pitch = OCImage.offscreen_context->pitch; |
| 245 | screen->pixels = OCImage.FrameData0; |
| 246 | |
| 247 | /* emulate 640x400 videomode */ |
| 248 | if (videomode_emulatemode==1) |
| 249 | { |
| 250 | int i; |
| 251 | |
| 252 | for (i=0; i<40; i++) |
| 253 | { |
| 254 | SDL_memset(screen->pixels+screen->pitch*i, 0x00, screen->pitch); |
| 255 | } |
| 256 | for (i=440; i<480; i++) |
| 257 | { |
| 258 | SDL_memset(screen->pixels+screen->pitch*i, 0x00, screen->pitch); |
| 259 | } |
| 260 | screen->pixels+=screen->pitch*40; |
| 261 | } |
| 262 | PgSwapDisplay(OCImage.offscreen_backcontext, 0); |
| 263 | } |
| 264 | else |
| 265 | { |
| 266 | OCImage.current = 0; |
| 267 | PhDCSetCurrent(OCImage.offscreen_context); |
| 268 | screen->pitch = OCImage.offscreen_context->pitch; |
| 269 | screen->pixels = OCImage.FrameData0; |
| 270 | |
| 271 | /* emulate 640x400 videomode */ |
| 272 | if (videomode_emulatemode==1) |
| 273 | { |
| 274 | int i; |
| 275 | |
| 276 | for (i=0; i<40; i++) |
| 277 | { |
| 278 | SDL_memset(screen->pixels+screen->pitch*i, 0x00, screen->pitch); |
| 279 | } |
| 280 | for (i=440; i<480; i++) |
| 281 | { |
| 282 | SDL_memset(screen->pixels+screen->pitch*i, 0x00, screen->pitch); |
| 283 | } |
| 284 | screen->pixels+=screen->pitch*40; |
| 285 | } |
| 286 | } |
| 287 | |
| 288 | this->UpdateRects = ph_OCDCUpdate; |
| 289 | |
| 290 | /* wait for the hardware */ |
| 291 | PgFlush(); |
| 292 | PgWaitHWIdle(); |
| 293 | |
| 294 | return 0; |
| 295 | } |
| 296 | |
| 297 | #if SDL_VIDEO_OPENGL |
| 298 | |
| 299 | int ph_SetupOpenGLImage(_THIS, SDL_Surface* screen) |
| 300 | { |
| 301 | this->UpdateRects = ph_OpenGLUpdate; |
| 302 | screen->pixels=NULL; |
| 303 | screen->pitch=NULL; |
| 304 | |
| 305 | #if (_NTO_VERSION >= 630) |
| 306 | if ((screen->flags & SDL_FULLSCREEN) == SDL_FULLSCREEN) |
| 307 | { |
| 308 | if (!ph_EnterFullScreen(this, screen, PH_IGNORE_DIRECTMODE)) |
| 309 | { |
| 310 | screen->flags &= ~SDL_FULLSCREEN; |
| 311 | return -1; |
| 312 | } |
| 313 | } |
| 314 | #endif /* 6.3.0 */ |
| 315 | |
| 316 | if (ph_SetupOpenGLContext(this, screen->w, screen->h, screen->format->BitsPerPixel, screen->flags)!=0) |
| 317 | { |
| 318 | screen->flags &= ~SDL_OPENGL; |
| 319 | return -1; |
| 320 | } |
| 321 | |
| 322 | return 0; |
| 323 | } |
| 324 | |
| 325 | #endif /* SDL_VIDEO_OPENGL */ |
| 326 | |
| 327 | void ph_DestroyImage(_THIS, SDL_Surface* screen) |
| 328 | { |
| 329 | |
| 330 | #if SDL_VIDEO_OPENGL |
| 331 | if ((screen->flags & SDL_OPENGL)==SDL_OPENGL) |
| 332 | { |
| 333 | if (oglctx) |
| 334 | { |
| 335 | #if (_NTO_VERSION < 630) |
| 336 | PhDCSetCurrent(NULL); |
| 337 | PhDCRelease(oglctx); |
| 338 | #else |
| 339 | qnxgl_context_destroy(oglctx); |
| 340 | qnxgl_buffers_destroy(oglbuffers); |
| 341 | qnxgl_finish(); |
| 342 | #endif /* 6.3.0 */ |
| 343 | oglctx=NULL; |
| 344 | oglbuffers=NULL; |
| 345 | oglflags=0; |
| 346 | oglbpp=0; |
| 347 | } |
| 348 | |
| 349 | #if (_NTO_VERSION >= 630) |
| 350 | if (currently_fullscreen) |
| 351 | { |
| 352 | ph_LeaveFullScreen(this); |
| 353 | } |
| 354 | #endif /* 6.3.0 */ |
| 355 | |
| 356 | return; |
| 357 | } |
| 358 | #endif /* SDL_VIDEO_OPENGL */ |
| 359 | |
| 360 | if (currently_fullscreen) |
| 361 | { |
| 362 | /* if we right now in 8bpp fullscreen we must release palette */ |
| 363 | if ((screen->format->BitsPerPixel==8) && (desktopbpp!=8)) |
| 364 | { |
| 365 | PgSetPalette(syspalph, 0, -1, 0, 0, 0); |
| 366 | PgSetPalette(savedpal, 0, 0, _Pg_MAX_PALETTE, Pg_PALSET_GLOBAL | Pg_PALSET_FORCE_EXPOSE, 0); |
| 367 | PgFlush(); |
| 368 | } |
| 369 | ph_LeaveFullScreen(this); |
| 370 | } |
| 371 | |
| 372 | if (OCImage.offscreen_context != NULL) |
| 373 | { |
| 374 | PhDCRelease(OCImage.offscreen_context); |
| 375 | OCImage.offscreen_context = NULL; |
| 376 | OCImage.FrameData0 = NULL; |
| 377 | } |
| 378 | if (OCImage.offscreen_backcontext != NULL) |
| 379 | { |
| 380 | PhDCRelease(OCImage.offscreen_backcontext); |
| 381 | OCImage.offscreen_backcontext = NULL; |
| 382 | OCImage.FrameData1 = NULL; |
| 383 | } |
| 384 | OCImage.CurrentFrameData = NULL; |
| 385 | |
| 386 | if (SDL_Image) |
| 387 | { |
| 388 | /* if palette allocated, free it */ |
| 389 | if (SDL_Image->palette) |
| 390 | { |
| 391 | SDL_free(SDL_Image->palette); |
| 392 | } |
| 393 | PgShmemDestroy(SDL_Image->image); |
| 394 | SDL_free(SDL_Image); |
| 395 | } |
| 396 | |
| 397 | /* Must be zeroed everytime */ |
| 398 | SDL_Image = NULL; |
| 399 | |
| 400 | if (screen) |
| 401 | { |
| 402 | screen->pixels = NULL; |
| 403 | } |
| 404 | } |
| 405 | |
| 406 | int ph_UpdateHWInfo(_THIS) |
| 407 | { |
| 408 | PgVideoModeInfo_t vmode; |
| 409 | PgHWCaps_t hwcaps; |
| 410 | |
| 411 | /* Update video ram amount */ |
| 412 | if (PgGetGraphicsHWCaps(&hwcaps) < 0) |
| 413 | { |
| 414 | SDL_SetError("ph_UpdateHWInfo(): GetGraphicsHWCaps() function failed !\n"); |
| 415 | return -1; |
| 416 | } |
| 417 | this->info.video_mem=hwcaps.currently_available_video_ram/1024; |
| 418 | |
| 419 | /* obtain current mode capabilities */ |
| 420 | if (PgGetVideoModeInfo(hwcaps.current_video_mode, &vmode) < 0) |
| 421 | { |
| 422 | SDL_SetError("ph_UpdateHWInfo(): GetVideoModeInfo() function failed !\n"); |
| 423 | return -1; |
| 424 | } |
| 425 | |
| 426 | if ((vmode.mode_capabilities1 & PgVM_MODE_CAP1_OFFSCREEN) == PgVM_MODE_CAP1_OFFSCREEN) |
| 427 | { |
| 428 | /* this is a special test for drivers which tries to lie about offscreen capability */ |
| 429 | if (hwcaps.currently_available_video_ram!=0) |
| 430 | { |
| 431 | this->info.hw_available = 1; |
| 432 | } |
| 433 | else |
| 434 | { |
| 435 | this->info.hw_available = 0; |
| 436 | } |
| 437 | } |
| 438 | else |
| 439 | { |
| 440 | this->info.hw_available = 0; |
| 441 | } |
| 442 | |
| 443 | if ((vmode.mode_capabilities2 & PgVM_MODE_CAP2_RECTANGLE) == PgVM_MODE_CAP2_RECTANGLE) |
| 444 | { |
| 445 | this->info.blit_fill = 1; |
| 446 | } |
| 447 | else |
| 448 | { |
| 449 | this->info.blit_fill = 0; |
| 450 | } |
| 451 | |
| 452 | if ((vmode.mode_capabilities2 & PgVM_MODE_CAP2_BITBLT) == PgVM_MODE_CAP2_BITBLT) |
| 453 | { |
| 454 | this->info.blit_hw = 1; |
| 455 | } |
| 456 | else |
| 457 | { |
| 458 | this->info.blit_hw = 0; |
| 459 | } |
| 460 | |
| 461 | if ((vmode.mode_capabilities2 & PgVM_MODE_CAP2_ALPHA_BLEND) == PgVM_MODE_CAP2_ALPHA_BLEND) |
| 462 | { |
| 463 | this->info.blit_hw_A = 1; |
| 464 | } |
| 465 | else |
| 466 | { |
| 467 | this->info.blit_hw_A = 0; |
| 468 | } |
| 469 | |
| 470 | if ((vmode.mode_capabilities2 & PgVM_MODE_CAP2_CHROMA) == PgVM_MODE_CAP2_CHROMA) |
| 471 | { |
| 472 | this->info.blit_hw_CC = 1; |
| 473 | } |
| 474 | else |
| 475 | { |
| 476 | this->info.blit_hw_CC = 0; |
| 477 | } |
| 478 | |
| 479 | return 0; |
| 480 | } |
| 481 | |
| 482 | int ph_SetupUpdateFunction(_THIS, SDL_Surface* screen, Uint32 flags) |
| 483 | { |
| 484 | int setupresult=-1; |
| 485 | |
| 486 | ph_DestroyImage(this, screen); |
| 487 | |
| 488 | #if SDL_VIDEO_OPENGL |
| 489 | if ((flags & SDL_OPENGL)==SDL_OPENGL) |
| 490 | { |
| 491 | setupresult=ph_SetupOpenGLImage(this, screen); |
| 492 | } |
| 493 | else |
| 494 | { |
| 495 | #endif |
| 496 | if ((flags & SDL_FULLSCREEN)==SDL_FULLSCREEN) |
| 497 | { |
| 498 | setupresult=ph_SetupFullScreenImage(this, screen); |
| 499 | } |
| 500 | else |
| 501 | { |
| 502 | if ((flags & SDL_HWSURFACE)==SDL_HWSURFACE) |
| 503 | { |
| 504 | setupresult=ph_SetupOCImage(this, screen); |
| 505 | } |
| 506 | else |
| 507 | { |
| 508 | setupresult=ph_SetupImage(this, screen); |
| 509 | } |
| 510 | } |
| 511 | #if SDL_VIDEO_OPENGL |
| 512 | } |
| 513 | #endif |
| 514 | if (setupresult!=-1) |
| 515 | { |
| 516 | ph_UpdateHWInfo(this); |
| 517 | } |
| 518 | |
| 519 | return setupresult; |
| 520 | } |
| 521 | |
| 522 | int ph_AllocHWSurface(_THIS, SDL_Surface* surface) |
| 523 | { |
| 524 | PgHWCaps_t hwcaps; |
| 525 | |
| 526 | if (surface->hwdata!=NULL) |
| 527 | { |
| 528 | SDL_SetError("ph_AllocHWSurface(): hwdata already exists!\n"); |
| 529 | return -1; |
| 530 | } |
| 531 | surface->hwdata=SDL_malloc(sizeof(struct private_hwdata)); |
| 532 | SDL_memset(surface->hwdata, 0x00, sizeof(struct private_hwdata)); |
| 533 | surface->hwdata->offscreenctx=PdCreateOffscreenContext(0, surface->w, surface->h, Pg_OSC_MEM_PAGE_ALIGN); |
| 534 | if (surface->hwdata->offscreenctx == NULL) |
| 535 | { |
| 536 | SDL_SetError("ph_AllocHWSurface(): PdCreateOffscreenContext() function failed !\n"); |
| 537 | return -1; |
| 538 | } |
| 539 | surface->pixels=PdGetOffscreenContextPtr(surface->hwdata->offscreenctx); |
| 540 | if (surface->pixels==NULL) |
| 541 | { |
| 542 | PhDCRelease(surface->hwdata->offscreenctx); |
| 543 | SDL_SetError("ph_AllocHWSurface(): PdGetOffscreenContextPtr() function failed !\n"); |
| 544 | return -1; |
| 545 | } |
| 546 | surface->pitch=surface->hwdata->offscreenctx->pitch; |
| 547 | surface->flags|=SDL_HWSURFACE; |
| 548 | surface->flags|=SDL_PREALLOC; |
| 549 | |
| 550 | #if 0 /* FIXME */ |
| 551 | /* create simple offscreen lock */ |
| 552 | surface->hwdata->crlockparam.flags=0; |
| 553 | if (PdCreateOffscreenLock(surface->hwdata->offscreenctx, &surface->hwdata->crlockparam)!=EOK) |
| 554 | { |
| 555 | PhDCRelease(surface->hwdata->offscreenctx); |
| 556 | SDL_SetError("ph_AllocHWSurface(): Can't create offscreen lock !\n"); |
| 557 | return -1; |
| 558 | } |
| 559 | #endif /* 0 */ |
| 560 | |
| 561 | /* Update video ram amount */ |
| 562 | if (PgGetGraphicsHWCaps(&hwcaps) < 0) |
| 563 | { |
| 564 | PdDestroyOffscreenLock(surface->hwdata->offscreenctx); |
| 565 | PhDCRelease(surface->hwdata->offscreenctx); |
| 566 | SDL_SetError("ph_AllocHWSurface(): GetGraphicsHWCaps() function failed !\n"); |
| 567 | return -1; |
| 568 | } |
| 569 | this->info.video_mem=hwcaps.currently_available_video_ram/1024; |
| 570 | |
| 571 | return 0; |
| 572 | } |
| 573 | |
| 574 | void ph_FreeHWSurface(_THIS, SDL_Surface* surface) |
| 575 | { |
| 576 | PgHWCaps_t hwcaps; |
| 577 | |
| 578 | if (surface->hwdata==NULL) |
| 579 | { |
| 580 | SDL_SetError("ph_FreeHWSurface(): no hwdata!\n"); |
| 581 | return; |
| 582 | } |
| 583 | if (surface->hwdata->offscreenctx == NULL) |
| 584 | { |
| 585 | SDL_SetError("ph_FreeHWSurface(): no offscreen context to delete!\n"); |
| 586 | return; |
| 587 | } |
| 588 | |
| 589 | #if 0 /* FIXME */ |
| 590 | /* unlock the offscreen context if it has been locked before destroy it */ |
| 591 | if (PdIsOffscreenLocked(surface->hwdata->offscreenctx)==Pg_OSC_LOCKED) |
| 592 | { |
| 593 | PdUnlockOffscreen(surface->hwdata->offscreenctx); |
| 594 | } |
| 595 | |
| 596 | PdDestroyOffscreenLock(surface->hwdata->offscreenctx); |
| 597 | #endif /* 0 */ |
| 598 | |
| 599 | PhDCRelease(surface->hwdata->offscreenctx); |
| 600 | |
| 601 | SDL_free(surface->hwdata); |
| 602 | surface->hwdata=NULL; |
| 603 | |
| 604 | /* Update video ram amount */ |
| 605 | if (PgGetGraphicsHWCaps(&hwcaps) < 0) |
| 606 | { |
| 607 | SDL_SetError("ph_FreeHWSurface(): GetGraphicsHWCaps() function failed !\n"); |
| 608 | return; |
| 609 | } |
| 610 | this->info.video_mem=hwcaps.currently_available_video_ram/1024; |
| 611 | |
| 612 | return; |
| 613 | } |
| 614 | |
| 615 | int ph_CheckHWBlit(_THIS, SDL_Surface *src, SDL_Surface *dst) |
| 616 | { |
| 617 | if ((src->hwdata==NULL) && (src != this->screen)) |
| 618 | { |
| 619 | SDL_SetError("ph_CheckHWBlit(): Source surface haven't hardware specific data.\n"); |
| 620 | src->flags&=~SDL_HWACCEL; |
| 621 | return -1; |
| 622 | } |
| 623 | if ((src->flags & SDL_HWSURFACE) != SDL_HWSURFACE) |
| 624 | { |
| 625 | SDL_SetError("ph_CheckHWBlit(): Source surface isn't a hardware surface.\n"); |
| 626 | src->flags&=~SDL_HWACCEL; |
| 627 | return -1; |
| 628 | } |
| 629 | |
| 630 | if ((src->flags & SDL_SRCCOLORKEY) == SDL_SRCCOLORKEY) |
| 631 | { |
| 632 | if (this->info.blit_hw_CC!=1) |
| 633 | { |
| 634 | src->flags&=~SDL_HWACCEL; |
| 635 | src->map->hw_blit=NULL; |
| 636 | return -1; |
| 637 | } |
| 638 | } |
| 639 | |
| 640 | if ((src->flags & SDL_SRCALPHA) == SDL_SRCALPHA) |
| 641 | { |
| 642 | if (this->info.blit_hw_A!=1) |
| 643 | { |
| 644 | src->flags&=~SDL_HWACCEL; |
| 645 | src->map->hw_blit=NULL; |
| 646 | return -1; |
| 647 | } |
| 648 | } |
| 649 | |
| 650 | src->flags|=SDL_HWACCEL; |
| 651 | src->map->hw_blit = ph_HWAccelBlit; |
| 652 | |
| 653 | return 1; |
| 654 | } |
| 655 | |
| 656 | PgColor_t ph_ExpandColor(_THIS, SDL_Surface* surface, Uint32 color) |
| 657 | { |
| 658 | Uint32 truecolor; |
| 659 | |
| 660 | /* Photon API accepts true colors only during hw filling operations */ |
| 661 | switch(surface->format->BitsPerPixel) |
| 662 | { |
| 663 | case 8: |
| 664 | { |
| 665 | if ((surface->format->palette) && (color<=surface->format->palette->ncolors)) |
| 666 | { |
| 667 | truecolor=PgRGB(surface->format->palette->colors[color].r, |
| 668 | surface->format->palette->colors[color].g, |
| 669 | surface->format->palette->colors[color].b); |
| 670 | } |
| 671 | else |
| 672 | { |
| 673 | SDL_SetError("ph_ExpandColor(): Color out of range for the 8bpp mode !\n"); |
| 674 | return 0xFFFFFFFFUL; |
| 675 | } |
| 676 | } |
| 677 | break; |
| 678 | case 15: |
| 679 | { |
| 680 | truecolor = ((color & 0x00007C00UL) << 9) | /* R */ |
| 681 | ((color & 0x000003E0UL) << 6) | /* G */ |
| 682 | ((color & 0x0000001FUL) << 3) | /* B */ |
| 683 | ((color & 0x00007000UL) << 4) | /* R compensation */ |
| 684 | ((color & 0x00000380UL) << 1) | /* G compensation */ |
| 685 | ((color & 0x0000001CUL) >> 2); /* B compensation */ |
| 686 | } |
| 687 | break; |
| 688 | case 16: |
| 689 | { |
| 690 | truecolor = ((color & 0x0000F800UL) << 8) | /* R */ |
| 691 | ((color & 0x000007E0UL) << 5) | /* G */ |
| 692 | ((color & 0x0000001FUL) << 3) | /* B */ |
| 693 | ((color & 0x0000E000UL) << 3) | /* R compensation */ |
| 694 | ((color & 0x00000600UL) >> 1) | /* G compensation */ |
| 695 | ((color & 0x0000001CUL) >> 2); /* B compensation */ |
| 696 | |
| 697 | } |
| 698 | break; |
| 699 | case 24: |
| 700 | { |
| 701 | truecolor=color & 0x00FFFFFFUL; |
| 702 | } |
| 703 | break; |
| 704 | case 32: |
| 705 | { |
| 706 | truecolor=color; |
| 707 | } |
| 708 | break; |
| 709 | default: |
| 710 | { |
| 711 | SDL_SetError("ph_ExpandColor(): Unsupported depth for the hardware operations !\n"); |
| 712 | return 0xFFFFFFFFUL; |
| 713 | } |
| 714 | } |
| 715 | |
| 716 | return truecolor; |
| 717 | } |
| 718 | |
| 719 | int ph_FillHWRect(_THIS, SDL_Surface* surface, SDL_Rect* rect, Uint32 color) |
| 720 | { |
| 721 | PgColor_t oldcolor; |
| 722 | Uint32 truecolor; |
| 723 | int ydisp=0; |
| 724 | |
| 725 | if (this->info.blit_fill!=1) |
| 726 | { |
| 727 | return -1; |
| 728 | } |
| 729 | |
| 730 | truecolor=ph_ExpandColor(this, surface, color); |
| 731 | if (truecolor==0xFFFFFFFFUL) |
| 732 | { |
| 733 | return -1; |
| 734 | } |
| 735 | |
| 736 | oldcolor=PgSetFillColor(truecolor); |
| 737 | |
| 738 | /* 640x400 videomode emulation */ |
| 739 | if (videomode_emulatemode==1) |
| 740 | { |
| 741 | ydisp+=40; |
| 742 | } |
| 743 | |
| 744 | PgDrawIRect(rect->x, rect->y+ydisp, rect->w+rect->x-1, rect->h+rect->y+ydisp-1, Pg_DRAW_FILL); |
| 745 | PgSetFillColor(oldcolor); |
| 746 | PgFlush(); |
| 747 | PgWaitHWIdle(); |
| 748 | |
| 749 | return 0; |
| 750 | } |
| 751 | |
| 752 | int ph_FlipHWSurface(_THIS, SDL_Surface* screen) |
| 753 | { |
| 754 | PhArea_t farea; |
| 755 | |
| 756 | if ((screen->flags & SDL_FULLSCREEN) == SDL_FULLSCREEN) |
| 757 | { |
| 758 | /* flush all drawing ops before blitting */ |
| 759 | PgFlush(); |
| 760 | PgWaitHWIdle(); |
| 761 | |
| 762 | farea.pos.x=0; |
| 763 | farea.pos.y=0; |
| 764 | farea.size.w=screen->w; |
| 765 | farea.size.h=screen->h; |
| 766 | |
| 767 | /* emulate 640x400 videomode */ |
| 768 | if (videomode_emulatemode==1) |
| 769 | { |
| 770 | farea.pos.y+=40; |
| 771 | } |
| 772 | |
| 773 | PgContextBlitArea(OCImage.offscreen_context, &farea, OCImage.offscreen_backcontext, &farea); |
| 774 | |
| 775 | /* flush the blitting */ |
| 776 | PgFlush(); |
| 777 | PgWaitHWIdle(); |
| 778 | } |
| 779 | return 0; |
| 780 | } |
| 781 | |
| 782 | int ph_LockHWSurface(_THIS, SDL_Surface* surface) |
| 783 | { |
| 784 | |
| 785 | #if 0 /* FIXME */ |
| 786 | int lockresult; |
| 787 | |
| 788 | if (surface->hwdata == NULL) |
| 789 | { |
| 790 | return; |
| 791 | } |
| 792 | |
| 793 | surface->hwdata->lockparam.flags=0; |
| 794 | surface->hwdata->lockparam.time_out=NULL; |
| 795 | lockresult=PdLockOffscreen(surface->hwdata->offscreenctx, &surface->hwdata->lockparam); |
| 796 | |
| 797 | switch (lockresult) |
| 798 | { |
| 799 | case EOK: |
| 800 | break; |
| 801 | case Pg_OSC_LOCK_DEADLOCK: |
| 802 | SDL_SetError("ph_LockHWSurface(): Deadlock detected !\n"); |
| 803 | return -1; |
| 804 | case Pg_OSC_LOCK_INVALID: |
| 805 | SDL_SetError("ph_LockHWSurface(): Lock invalid !\n"); |
| 806 | return -1; |
| 807 | default: |
| 808 | SDL_SetError("ph_LockHWSurface(): Can't lock the surface !\n"); |
| 809 | return -1; |
| 810 | } |
| 811 | #endif /* 0 */ |
| 812 | |
| 813 | return 0; |
| 814 | } |
| 815 | |
| 816 | void ph_UnlockHWSurface(_THIS, SDL_Surface* surface) |
| 817 | { |
| 818 | |
| 819 | #if 0 /* FIXME */ |
| 820 | int unlockresult; |
| 821 | |
| 822 | if ((surface == NULL) || (surface->hwdata == NULL)) |
| 823 | { |
| 824 | return; |
| 825 | } |
| 826 | |
| 827 | if (PdIsOffscreenLocked(surface->hwdata->offscreenctx)==Pg_OSC_LOCKED) |
| 828 | { |
| 829 | unlockresult=PdUnlockOffscreen(surface->hwdata->offscreenctx); |
| 830 | } |
| 831 | #endif /* 0 */ |
| 832 | |
| 833 | return; |
| 834 | } |
| 835 | |
| 836 | int ph_HWAccelBlit(SDL_Surface* src, SDL_Rect* srcrect, SDL_Surface* dst, SDL_Rect* dstrect) |
| 837 | { |
| 838 | SDL_VideoDevice* this=current_video; |
| 839 | PhArea_t srcarea; |
| 840 | PhArea_t dstarea; |
| 841 | int ydisp=0; |
| 842 | |
| 843 | /* 640x400 videomode emulation */ |
| 844 | if (videomode_emulatemode==1) |
| 845 | { |
| 846 | ydisp+=40; |
| 847 | } |
| 848 | |
| 849 | srcarea.pos.x=srcrect->x; |
| 850 | srcarea.pos.y=srcrect->y; |
| 851 | srcarea.size.w=srcrect->w; |
| 852 | srcarea.size.h=srcrect->h; |
| 853 | |
| 854 | dstarea.pos.x=dstrect->x; |
| 855 | dstarea.pos.y=dstrect->y; |
| 856 | dstarea.size.w=dstrect->w; |
| 857 | dstarea.size.h=dstrect->h; |
| 858 | |
| 859 | if (((src == this->screen) || (src->hwdata!=NULL)) && ((dst == this->screen) || (dst->hwdata!=NULL))) |
| 860 | { |
| 861 | if ((src->flags & SDL_SRCCOLORKEY) == SDL_SRCCOLORKEY) |
| 862 | { |
| 863 | ph_SetHWColorKey(this, src, src->format->colorkey); |
| 864 | PgChromaOn(); |
| 865 | } |
| 866 | |
| 867 | if ((src->flags & SDL_SRCALPHA) == SDL_SRCALPHA) |
| 868 | { |
| 869 | ph_SetHWAlpha(this, src, src->format->alpha); |
| 870 | PgAlphaOn(); |
| 871 | } |
| 872 | |
| 873 | if (dst == this->screen) |
| 874 | { |
| 875 | if (src == this->screen) |
| 876 | { |
| 877 | /* blitting from main screen to main screen */ |
| 878 | dstarea.pos.y+=ydisp; |
| 879 | srcarea.pos.y+=ydisp; |
| 880 | PgContextBlitArea(OCImage.offscreen_context, &srcarea, OCImage.offscreen_context, &dstarea); |
| 881 | } |
| 882 | else |
| 883 | { |
| 884 | /* blitting from offscreen to main screen */ |
| 885 | dstarea.pos.y+=ydisp; |
| 886 | PgContextBlitArea(src->hwdata->offscreenctx, &srcarea, OCImage.offscreen_context, &dstarea); |
| 887 | } |
| 888 | } |
| 889 | else |
| 890 | { |
| 891 | if (src == this->screen) |
| 892 | { |
| 893 | /* blitting from main screen to offscreen */ |
| 894 | srcarea.pos.y+=ydisp; |
| 895 | PgContextBlitArea(OCImage.offscreen_context, &srcarea, dst->hwdata->offscreenctx, &dstarea); |
| 896 | } |
| 897 | else |
| 898 | { |
| 899 | /* blitting offscreen to offscreen */ |
| 900 | PgContextBlitArea(src->hwdata->offscreenctx, &srcarea, dst->hwdata->offscreenctx, &dstarea); |
| 901 | } |
| 902 | } |
| 903 | |
| 904 | if ((src->flags & SDL_SRCALPHA) == SDL_SRCALPHA) |
| 905 | { |
| 906 | PgAlphaOff(); |
| 907 | } |
| 908 | |
| 909 | if ((src->flags & SDL_SRCCOLORKEY) == SDL_SRCCOLORKEY) |
| 910 | { |
| 911 | PgChromaOff(); |
| 912 | } |
| 913 | } |
| 914 | else |
| 915 | { |
| 916 | SDL_SetError("ph_HWAccelBlit(): Source or target surface is not a hardware surface !\n"); |
| 917 | return -1; |
| 918 | } |
| 919 | |
| 920 | PgFlush(); |
| 921 | PgWaitHWIdle(); |
| 922 | |
| 923 | return 0; |
| 924 | } |
| 925 | |
| 926 | int ph_SetHWColorKey(_THIS, SDL_Surface *surface, Uint32 key) |
| 927 | { |
| 928 | if (this->info.blit_hw_CC!=1) |
| 929 | { |
| 930 | return -1; |
| 931 | } |
| 932 | |
| 933 | if (surface->hwdata!=NULL) |
| 934 | { |
| 935 | surface->hwdata->colorkey=ph_ExpandColor(this, surface, key); |
| 936 | if (surface->hwdata->colorkey==0xFFFFFFFFUL) |
| 937 | { |
| 938 | return -1; |
| 939 | } |
| 940 | } |
| 941 | PgSetChroma(surface->hwdata->colorkey, Pg_CHROMA_SRC_MATCH | Pg_CHROMA_NODRAW); |
| 942 | |
| 943 | return 0; |
| 944 | } |
| 945 | |
| 946 | int ph_SetHWAlpha(_THIS, SDL_Surface* surface, Uint8 alpha) |
| 947 | { |
| 948 | if (this->info.blit_hw_A!=1) |
| 949 | { |
| 950 | return -1; |
| 951 | } |
| 952 | |
| 953 | PgSetAlphaBlend(NULL, alpha); |
| 954 | |
| 955 | return 0; |
| 956 | } |
| 957 | |
| 958 | #if SDL_VIDEO_OPENGL |
| 959 | void ph_OpenGLUpdate(_THIS, int numrects, SDL_Rect* rects) |
| 960 | { |
| 961 | this->GL_SwapBuffers(this); |
| 962 | |
| 963 | return; |
| 964 | } |
| 965 | #endif /* SDL_VIDEO_OPENGL */ |
| 966 | |
| 967 | void ph_NormalUpdate(_THIS, int numrects, SDL_Rect *rects) |
| 968 | { |
| 969 | PhPoint_t ph_pos; |
| 970 | PhRect_t ph_rect; |
| 971 | int i; |
| 972 | |
| 973 | for (i=0; i<numrects; ++i) |
| 974 | { |
| 975 | if (rects[i].w==0) /* Clipped? dunno why but this occurs sometime. */ |
| 976 | { |
| 977 | continue; |
| 978 | } |
| 979 | |
| 980 | if (rects[i].h==0) /* Clipped? dunno why but this occurs sometime. */ |
| 981 | { |
| 982 | continue; |
| 983 | } |
| 984 | |
| 985 | ph_pos.x = rects[i].x; |
| 986 | ph_pos.y = rects[i].y; |
| 987 | ph_rect.ul.x = rects[i].x; |
| 988 | ph_rect.ul.y = rects[i].y; |
| 989 | ph_rect.lr.x = rects[i].x + rects[i].w; |
| 990 | ph_rect.lr.y = rects[i].y + rects[i].h; |
| 991 | |
| 992 | if (PgDrawPhImageRectmx(&ph_pos, SDL_Image, &ph_rect, 0) < 0) |
| 993 | { |
| 994 | SDL_SetError("ph_NormalUpdate(): PgDrawPhImageRectmx failed!\n"); |
| 995 | return; |
| 996 | } |
| 997 | } |
| 998 | |
| 999 | if (PgFlush() < 0) |
| 1000 | { |
| 1001 | SDL_SetError("ph_NormalUpdate(): PgFlush() function failed!\n"); |
| 1002 | } |
| 1003 | } |
| 1004 | |
| 1005 | void ph_OCUpdate(_THIS, int numrects, SDL_Rect *rects) |
| 1006 | { |
| 1007 | int i; |
| 1008 | |
| 1009 | PhPoint_t zero = {0, 0}; |
| 1010 | PhArea_t src_rect; |
| 1011 | PhArea_t dest_rect; |
| 1012 | |
| 1013 | PgSetTranslation(&zero, 0); |
| 1014 | PgSetRegion(PtWidgetRid(window)); |
| 1015 | PgSetClipping(0, NULL); |
| 1016 | |
| 1017 | PgFlush(); |
| 1018 | PgWaitHWIdle(); |
| 1019 | |
| 1020 | for (i=0; i<numrects; ++i) |
| 1021 | { |
| 1022 | if (rects[i].w == 0) /* Clipped? */ |
| 1023 | { |
| 1024 | continue; |
| 1025 | } |
| 1026 | |
| 1027 | if (rects[i].h == 0) /* Clipped? */ |
| 1028 | { |
| 1029 | continue; |
| 1030 | } |
| 1031 | |
| 1032 | src_rect.pos.x=rects[i].x; |
| 1033 | src_rect.pos.y=rects[i].y; |
| 1034 | dest_rect.pos.x=rects[i].x; |
| 1035 | dest_rect.pos.y=rects[i].y; |
| 1036 | |
| 1037 | src_rect.size.w=rects[i].w; |
| 1038 | src_rect.size.h=rects[i].h; |
| 1039 | dest_rect.size.w=rects[i].w; |
| 1040 | dest_rect.size.h=rects[i].h; |
| 1041 | |
| 1042 | PgContextBlitArea(OCImage.offscreen_context, &src_rect, NULL, &dest_rect); |
| 1043 | } |
| 1044 | |
| 1045 | if (PgFlush() < 0) |
| 1046 | { |
| 1047 | SDL_SetError("ph_OCUpdate(): PgFlush failed.\n"); |
| 1048 | } |
| 1049 | } |
| 1050 | |
| 1051 | void ph_OCDCUpdate(_THIS, int numrects, SDL_Rect *rects) |
| 1052 | { |
| 1053 | PgWaitHWIdle(); |
| 1054 | |
| 1055 | if (PgFlush() < 0) |
| 1056 | { |
| 1057 | SDL_SetError("ph_OCDCUpdate(): PgFlush failed.\n"); |
| 1058 | } |
| 1059 | } |