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comparison src/video/win32/SDL_d3drender.c @ 1985:8055185ae4ed

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Added source color and alpha modulation support. Added perl script to generate optimized render copy functions.
author Sam Lantinga <slouken@libsdl.org>
date Mon, 28 Aug 2006 03:17:39 +0000
parents b1620a317791
children 36a08379b3f2
comparison
equal deleted inserted replaced
1984:b910bcabec26 1985:8055185ae4ed
35 const SDL_Color * colors, int firstcolor, 35 const SDL_Color * colors, int firstcolor,
36 int ncolors); 36 int ncolors);
37 static int D3D_GetTexturePalette(SDL_Renderer * renderer, 37 static int D3D_GetTexturePalette(SDL_Renderer * renderer,
38 SDL_Texture * texture, SDL_Color * colors, 38 SDL_Texture * texture, SDL_Color * colors,
39 int firstcolor, int ncolors); 39 int firstcolor, int ncolors);
40 static int D3D_SetTextureColorMod(SDL_Renderer * renderer,
41 SDL_Texture * texture);
42 static int D3D_SetTextureAlphaMod(SDL_Renderer * renderer,
43 SDL_Texture * texture);
44 static int D3D_SetTextureBlendMode(SDL_Renderer * renderer,
45 SDL_Texture * texture);
46 static int D3D_SetTextureScaleMode(SDL_Renderer * renderer,
47 SDL_Texture * texture);
40 static int D3D_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture, 48 static int D3D_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
41 const SDL_Rect * rect, const void *pixels, 49 const SDL_Rect * rect, const void *pixels,
42 int pitch); 50 int pitch);
43 static int D3D_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture, 51 static int D3D_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
44 const SDL_Rect * rect, int markDirty, 52 const SDL_Rect * rect, int markDirty,
45 void **pixels, int *pitch); 53 void **pixels, int *pitch);
46 static void D3D_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture); 54 static void D3D_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture);
47 static void D3D_DirtyTexture(SDL_Renderer * renderer, SDL_Texture * texture, 55 static void D3D_DirtyTexture(SDL_Renderer * renderer, SDL_Texture * texture,
48 int numrects, const SDL_Rect * rects); 56 int numrects, const SDL_Rect * rects);
49 static int D3D_RenderFill(SDL_Renderer * renderer, const SDL_Rect * rect, 57 static int D3D_RenderFill(SDL_Renderer * renderer, Uint8 r, Uint8 g, Uint8 b,
50 Uint32 color); 58 Uint8 a, const SDL_Rect * rect);
51 static int D3D_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture, 59 static int D3D_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
52 const SDL_Rect * srcrect, const SDL_Rect * dstrect, 60 const SDL_Rect * srcrect, const SDL_Rect * dstrect);
53 int blendMode, int scaleMode);
54 static void D3D_RenderPresent(SDL_Renderer * renderer); 61 static void D3D_RenderPresent(SDL_Renderer * renderer);
55 static void D3D_DestroyTexture(SDL_Renderer * renderer, 62 static void D3D_DestroyTexture(SDL_Renderer * renderer,
56 SDL_Texture * texture); 63 SDL_Texture * texture);
57 static void D3D_DestroyRenderer(SDL_Renderer * renderer); 64 static void D3D_DestroyRenderer(SDL_Renderer * renderer);
58 65
63 "d3d", 70 "d3d",
64 (SDL_RENDERER_SINGLEBUFFER | SDL_RENDERER_PRESENTCOPY | 71 (SDL_RENDERER_SINGLEBUFFER | SDL_RENDERER_PRESENTCOPY |
65 SDL_RENDERER_PRESENTFLIP2 | SDL_RENDERER_PRESENTFLIP3 | 72 SDL_RENDERER_PRESENTFLIP2 | SDL_RENDERER_PRESENTFLIP3 |
66 SDL_RENDERER_PRESENTDISCARD | SDL_RENDERER_PRESENTVSYNC | 73 SDL_RENDERER_PRESENTDISCARD | SDL_RENDERER_PRESENTVSYNC |
67 SDL_RENDERER_ACCELERATED), 74 SDL_RENDERER_ACCELERATED),
75 (SDL_TEXTUREMODULATE_NONE | SDL_TEXTUREMODULATE_COLOR |
76 SDL_TEXTUREMODULATE_ALPHA),
68 (SDL_TEXTUREBLENDMODE_NONE | SDL_TEXTUREBLENDMODE_MASK | 77 (SDL_TEXTUREBLENDMODE_NONE | SDL_TEXTUREBLENDMODE_MASK |
69 SDL_TEXTUREBLENDMODE_BLEND | SDL_TEXTUREBLENDMODE_ADD | 78 SDL_TEXTUREBLENDMODE_BLEND | SDL_TEXTUREBLENDMODE_ADD |
70 SDL_TEXTUREBLENDMODE_MOD), 79 SDL_TEXTUREBLENDMODE_MOD),
71 (SDL_TEXTURESCALEMODE_NONE | SDL_TEXTURESCALEMODE_FAST | 80 (SDL_TEXTURESCALEMODE_NONE | SDL_TEXTURESCALEMODE_FAST |
72 SDL_TEXTURESCALEMODE_SLOW | SDL_TEXTURESCALEMODE_BEST), 81 SDL_TEXTURESCALEMODE_SLOW | SDL_TEXTURESCALEMODE_BEST),
257 266
258 renderer->DisplayModeChanged = D3D_DisplayModeChanged; 267 renderer->DisplayModeChanged = D3D_DisplayModeChanged;
259 renderer->CreateTexture = D3D_CreateTexture; 268 renderer->CreateTexture = D3D_CreateTexture;
260 renderer->SetTexturePalette = D3D_SetTexturePalette; 269 renderer->SetTexturePalette = D3D_SetTexturePalette;
261 renderer->GetTexturePalette = D3D_GetTexturePalette; 270 renderer->GetTexturePalette = D3D_GetTexturePalette;
271 renderer->SetTextureColorMod = D3D_SetTextureColorMod;
272 renderer->SetTextureAlphaMod = D3D_SetTextureAlphaMod;
273 renderer->SetTextureBlendMode = D3D_SetTextureBlendMode;
274 renderer->SetTextureScaleMode = D3D_SetTextureScaleMode;
262 renderer->UpdateTexture = D3D_UpdateTexture; 275 renderer->UpdateTexture = D3D_UpdateTexture;
263 renderer->LockTexture = D3D_LockTexture; 276 renderer->LockTexture = D3D_LockTexture;
264 renderer->UnlockTexture = D3D_UnlockTexture; 277 renderer->UnlockTexture = D3D_UnlockTexture;
265 renderer->DirtyTexture = D3D_DirtyTexture; 278 renderer->DirtyTexture = D3D_DirtyTexture;
266 renderer->RenderFill = D3D_RenderFill; 279 renderer->RenderFill = D3D_RenderFill;
476 489
477 return 0; 490 return 0;
478 } 491 }
479 492
480 static int 493 static int
494 D3D_SetTextureColorMod(SDL_Renderer * renderer, SDL_Texture * texture)
495 {
496 /* FIXME: implement vertex coloring */
497 return -1;
498 }
499
500 static int
501 D3D_SetTextureAlphaMod(SDL_Renderer * renderer, SDL_Texture * texture)
502 {
503 /* FIXME: implement vertex coloring */
504 return -1;
505 }
506
507 static int
508 D3D_SetTextureBlendMode(SDL_Renderer * renderer, SDL_Texture * texture)
509 {
510 switch (texture->blendMode) {
511 case SDL_TEXTUREBLENDMODE_NONE:
512 case SDL_TEXTUREBLENDMODE_MASK:
513 case SDL_TEXTUREBLENDMODE_BLEND:
514 case SDL_TEXTUREBLENDMODE_ADD:
515 case SDL_TEXTUREBLENDMODE_MOD:
516 return 0;
517 default:
518 SDL_Unsupported();
519 texture->blendMode = SDL_TEXTUREBLENDMODE_NONE;
520 return -1;
521 }
522 }
523
524 static int
525 D3D_SetTextureScaleMode(SDL_Renderer * renderer, SDL_Texture * texture)
526 {
527 switch (texture->scaleMode) {
528 case SDL_TEXTURESCALEMODE_NONE:
529 case SDL_TEXTURESCALEMODE_FAST:
530 case SDL_TEXTURESCALEMODE_SLOW:
531 case SDL_TEXTURESCALEMODE_BEST:
532 return 0;
533 default:
534 SDL_Unsupported();
535 texture->scaleMode = SDL_TEXTURESCALEMODE_NONE;
536 return -1;
537 }
538 return 0;
539 }
540
541 static int
481 D3D_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture, 542 D3D_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
482 const SDL_Rect * rect, const void *pixels, int pitch) 543 const SDL_Rect * rect, const void *pixels, int pitch)
483 { 544 {
484 D3D_TextureData *data = (D3D_TextureData *) texture->driverdata; 545 D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
485 D3D_RenderData *renderdata = (D3D_RenderData *) renderer->driverdata; 546 D3D_RenderData *renderdata = (D3D_RenderData *) renderer->driverdata;
595 IDirect3DTexture9_AddDirtyRect(data->texture, &d3drect); 656 IDirect3DTexture9_AddDirtyRect(data->texture, &d3drect);
596 } 657 }
597 } 658 }
598 659
599 static int 660 static int
600 D3D_RenderFill(SDL_Renderer * renderer, const SDL_Rect * rect, Uint32 color) 661 D3D_RenderFill(SDL_Renderer * renderer, Uint8 r, Uint8 g, Uint8 b, Uint8 a,
662 const SDL_Rect * rect)
601 { 663 {
602 D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata; 664 D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
603 D3DRECT d3drect; 665 D3DRECT d3drect;
604 HRESULT result; 666 HRESULT result;
605 667
613 d3drect.y1 = rect->y; 675 d3drect.y1 = rect->y;
614 d3drect.y2 = rect->y + rect->h; 676 d3drect.y2 = rect->y + rect->h;
615 677
616 result = 678 result =
617 IDirect3DDevice9_Clear(data->device, 1, &d3drect, D3DCLEAR_TARGET, 679 IDirect3DDevice9_Clear(data->device, 1, &d3drect, D3DCLEAR_TARGET,
618 (D3DCOLOR) color, 1.0f, 0); 680 D3DCOLOR_ARGB(a, r, g, b), 1.0f, 0);
619 if (FAILED(result)) { 681 if (FAILED(result)) {
620 D3D_SetError("Clear()", result); 682 D3D_SetError("Clear()", result);
621 return -1; 683 return -1;
622 } 684 }
623 return 0; 685 return 0;
624 } 686 }
625 687
626 static int 688 static int
627 D3D_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture, 689 D3D_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
628 const SDL_Rect * srcrect, const SDL_Rect * dstrect, 690 const SDL_Rect * srcrect, const SDL_Rect * dstrect)
629 int blendMode, int scaleMode)
630 { 691 {
631 D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata; 692 D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
632 D3D_TextureData *texturedata = (D3D_TextureData *) texture->driverdata; 693 D3D_TextureData *texturedata = (D3D_TextureData *) texture->driverdata;
633 float minx, miny, maxx, maxy; 694 float minx, miny, maxx, maxy;
634 float minu, maxu, minv, maxv; 695 float minu, maxu, minv, maxv;
676 vertices[3].z = 0.0f; 737 vertices[3].z = 0.0f;
677 vertices[3].rhw = 1.0f; 738 vertices[3].rhw = 1.0f;
678 vertices[3].u = minu; 739 vertices[3].u = minu;
679 vertices[3].v = maxv; 740 vertices[3].v = maxv;
680 741
681 switch (blendMode) { 742 switch (texture->blendMode) {
682 case SDL_TEXTUREBLENDMODE_NONE: 743 case SDL_TEXTUREBLENDMODE_NONE:
683 IDirect3DDevice9_SetRenderState(data->device, D3DRS_ALPHABLENDENABLE, 744 IDirect3DDevice9_SetRenderState(data->device, D3DRS_ALPHABLENDENABLE,
684 FALSE); 745 FALSE);
685 break; 746 break;
686 case SDL_TEXTUREBLENDMODE_MASK: 747 case SDL_TEXTUREBLENDMODE_MASK:
708 IDirect3DDevice9_SetRenderState(data->device, D3DRS_DESTBLEND, 769 IDirect3DDevice9_SetRenderState(data->device, D3DRS_DESTBLEND,
709 D3DBLEND_SRCCOLOR); 770 D3DBLEND_SRCCOLOR);
710 break; 771 break;
711 } 772 }
712 773
713 switch (scaleMode) { 774 switch (texture->scaleMode) {
714 case SDL_TEXTURESCALEMODE_NONE: 775 case SDL_TEXTURESCALEMODE_NONE:
715 case SDL_TEXTURESCALEMODE_FAST: 776 case SDL_TEXTURESCALEMODE_FAST:
716 IDirect3DDevice9_SetSamplerState(data->device, 0, D3DSAMP_MINFILTER, 777 IDirect3DDevice9_SetSamplerState(data->device, 0, D3DSAMP_MINFILTER,
717 D3DTEXF_POINT); 778 D3DTEXF_POINT);
718 IDirect3DDevice9_SetSamplerState(data->device, 0, D3DSAMP_MAGFILTER, 779 IDirect3DDevice9_SetSamplerState(data->device, 0, D3DSAMP_MAGFILTER,