This repository has been archived by the owner on Feb 11, 2021. It is now read-only.
SDL_d3drender.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2006 Sam Lantinga
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
*/
#include "SDL_config.h"
#if SDL_VIDEO_RENDER_D3D
#include "SDL_win32video.h"
/* Direct3D renderer implementation */
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
static SDL_Renderer *D3D_CreateRenderer(SDL_Window * window, Uint32 flags);
static int D3D_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture);
static int D3D_SetTexturePalette(SDL_Renderer * renderer,
SDL_Texture * texture,
const SDL_Color * colors, int firstcolor,
int ncolors);
static int D3D_GetTexturePalette(SDL_Renderer * renderer,
SDL_Texture * texture, SDL_Color * colors,
int firstcolor, int ncolors);
static int D3D_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
const SDL_Rect * rect, const void *pixels,
int pitch);
static int D3D_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
const SDL_Rect * rect, int markDirty,
void **pixels, int *pitch);
static void D3D_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture);
static void D3D_DirtyTexture(SDL_Renderer * renderer, SDL_Texture * texture,
int numrects, const SDL_Rect * rects);
static int D3D_RenderFill(SDL_Renderer * renderer, const SDL_Rect * rect,
Uint32 color);
static int D3D_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
const SDL_Rect * srcrect, const SDL_Rect * dstrect,
int blendMode, int scaleMode);
static void D3D_RenderPresent(SDL_Renderer * renderer);
static void D3D_DestroyTexture(SDL_Renderer * renderer,
SDL_Texture * texture);
static void D3D_DestroyRenderer(SDL_Renderer * renderer);
SDL_RenderDriver D3D_RenderDriver = {
D3D_CreateRenderer,
63
64
(SDL_Renderer_SingleBuffer | SDL_Renderer_PresentCopy |
SDL_Renderer_PresentFlip2 | SDL_Renderer_PresentFlip3 |
65
66
67
68
69
70
SDL_Renderer_PresentDiscard | SDL_Renderer_PresentVSync |
SDL_Renderer_Accelerated),
(SDL_TextureBlendMode_None | SDL_TextureBlendMode_Mask |
SDL_TextureBlendMode_Blend | SDL_TextureBlendMode_Add |
SDL_TextureBlendMode_Mod),
(SDL_TextureScaleMode_None | SDL_TextureScaleMode_Fast |
71
SDL_TextureScaleMode_Slow | SDL_TextureScaleMode_Best),
73
74
{
SDL_PixelFormat_Index8,
75
76
SDL_PixelFormat_RGB332,
SDL_PixelFormat_RGB444,
77
SDL_PixelFormat_RGB555,
78
79
SDL_PixelFormat_ARGB4444,
SDL_PixelFormat_ARGB1555,
80
81
82
SDL_PixelFormat_RGB565,
SDL_PixelFormat_RGB888,
SDL_PixelFormat_ARGB8888,
83
84
85
SDL_PixelFormat_ARGB2101010,
SDL_PixelFormat_UYVY,
SDL_PixelFormat_YUY2},
86
87
88
89
90
91
92
0,
0}
};
typedef struct
{
IDirect3DDevice9 *device;
93
SDL_bool beginScene;
94
} D3D_RenderData;
95
96
97
typedef struct
{
98
IDirect3DTexture9 *texture;
99
} D3D_TextureData;
101
102
103
typedef struct
{
float x, y, z;
104
105
float rhw;
float u, v;
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
static void
D3D_SetError(const char *prefix, HRESULT result)
{
const char *error;
switch (result) {
case D3DERR_WRONGTEXTUREFORMAT:
error = "WRONGTEXTUREFORMAT";
break;
case D3DERR_UNSUPPORTEDCOLOROPERATION:
error = "UNSUPPORTEDCOLOROPERATION";
break;
case D3DERR_UNSUPPORTEDCOLORARG:
error = "UNSUPPORTEDCOLORARG";
break;
case D3DERR_UNSUPPORTEDALPHAOPERATION:
error = "UNSUPPORTEDALPHAOPERATION";
break;
case D3DERR_UNSUPPORTEDALPHAARG:
error = "UNSUPPORTEDALPHAARG";
break;
case D3DERR_TOOMANYOPERATIONS:
error = "TOOMANYOPERATIONS";
break;
case D3DERR_CONFLICTINGTEXTUREFILTER:
error = "CONFLICTINGTEXTUREFILTER";
break;
case D3DERR_UNSUPPORTEDFACTORVALUE:
error = "UNSUPPORTEDFACTORVALUE";
break;
case D3DERR_CONFLICTINGRENDERSTATE:
error = "CONFLICTINGRENDERSTATE";
break;
case D3DERR_UNSUPPORTEDTEXTUREFILTER:
error = "UNSUPPORTEDTEXTUREFILTER";
break;
case D3DERR_CONFLICTINGTEXTUREPALETTE:
error = "CONFLICTINGTEXTUREPALETTE";
break;
case D3DERR_DRIVERINTERNALERROR:
error = "DRIVERINTERNALERROR";
break;
case D3DERR_NOTFOUND:
error = "NOTFOUND";
break;
case D3DERR_MOREDATA:
error = "MOREDATA";
break;
case D3DERR_DEVICELOST:
error = "DEVICELOST";
break;
case D3DERR_DEVICENOTRESET:
error = "DEVICENOTRESET";
break;
case D3DERR_NOTAVAILABLE:
error = "NOTAVAILABLE";
break;
case D3DERR_OUTOFVIDEOMEMORY:
error = "OUTOFVIDEOMEMORY";
break;
case D3DERR_INVALIDDEVICE:
error = "INVALIDDEVICE";
break;
case D3DERR_INVALIDCALL:
error = "INVALIDCALL";
break;
case D3DERR_DRIVERINVALIDCALL:
error = "DRIVERINVALIDCALL";
break;
case D3DERR_WASSTILLDRAWING:
error = "WASSTILLDRAWING";
break;
default:
error = "UNKNOWN";
break;
}
SDL_SetError("%s: %s", prefix, error);
}
187
188
static D3DFORMAT
PixelFormatToD3DFMT(Uint32 format)
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
switch (format) {
case SDL_PixelFormat_Index8:
return D3DFMT_P8;
case SDL_PixelFormat_RGB332:
return D3DFMT_R3G3B2;
case SDL_PixelFormat_RGB444:
return D3DFMT_X4R4G4B4;
case SDL_PixelFormat_RGB555:
return D3DFMT_X1R5G5B5;
case SDL_PixelFormat_ARGB4444:
return D3DFMT_A4R4G4B4;
case SDL_PixelFormat_ARGB1555:
return D3DFMT_A1R5G5B5;
case SDL_PixelFormat_RGB565:
return D3DFMT_R5G6B5;
case SDL_PixelFormat_RGB888:
return D3DFMT_X8R8G8B8;
case SDL_PixelFormat_ARGB8888:
return D3DFMT_A8R8G8B8;
case SDL_PixelFormat_ARGB2101010:
return D3DFMT_A2R10G10B10;
case SDL_PixelFormat_UYVY:
return D3DFMT_UYVY;
case SDL_PixelFormat_YUY2:
return D3DFMT_YUY2;
default:
return D3DFMT_UNKNOWN;
}
218
219
220
221
222
223
224
225
}
void
D3D_AddRenderDriver(_THIS)
{
SDL_VideoData *data = (SDL_VideoData *) _this->driverdata;
if (data->d3d) {
226
SDL_AddRenderDriver(0, &D3D_RenderDriver);
227
228
229
230
}
}
SDL_Renderer *
231
D3D_CreateRenderer(SDL_Window * window, Uint32 flags)
232
233
234
235
236
{
SDL_VideoDisplay *display = SDL_GetDisplayFromWindow(window);
SDL_VideoData *videodata = (SDL_VideoData *) display->device->driverdata;
SDL_WindowData *windowdata = (SDL_WindowData *) window->driverdata;
SDL_Renderer *renderer;
237
D3D_RenderData *data;
238
239
HRESULT result;
D3DPRESENT_PARAMETERS pparams;
240
IDirect3DSwapChain9 *chain;
241
D3DCAPS9 caps;
243
renderer = (SDL_Renderer *) SDL_calloc(1, sizeof(*renderer));
244
245
246
247
248
if (!renderer) {
SDL_OutOfMemory();
return NULL;
}
249
data = (D3D_RenderData *) SDL_calloc(1, sizeof(*data));
250
if (!data) {
251
D3D_DestroyRenderer(renderer);
252
253
254
255
SDL_OutOfMemory();
return NULL;
}
256
257
258
259
260
261
262
263
264
265
266
267
268
renderer->CreateTexture = D3D_CreateTexture;
renderer->SetTexturePalette = D3D_SetTexturePalette;
renderer->GetTexturePalette = D3D_GetTexturePalette;
renderer->UpdateTexture = D3D_UpdateTexture;
renderer->LockTexture = D3D_LockTexture;
renderer->UnlockTexture = D3D_UnlockTexture;
renderer->DirtyTexture = D3D_DirtyTexture;
renderer->RenderFill = D3D_RenderFill;
renderer->RenderCopy = D3D_RenderCopy;
renderer->RenderPresent = D3D_RenderPresent;
renderer->DestroyTexture = D3D_DestroyTexture;
renderer->DestroyRenderer = D3D_DestroyRenderer;
renderer->info = D3D_RenderDriver.info;
269
270
271
renderer->window = window->id;
renderer->driverdata = data;
272
renderer->info.flags = SDL_Renderer_Accelerated;
274
275
276
SDL_zero(pparams);
pparams.BackBufferWidth = window->w;
pparams.BackBufferHeight = window->h;
277
278
279
280
281
282
if (window->flags & SDL_WINDOW_FULLSCREEN) {
pparams.BackBufferFormat =
PixelFormatToD3DFMT(display->fullscreen_mode->format);
} else {
pparams.BackBufferFormat = D3DFMT_UNKNOWN;
}
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
if (flags & SDL_Renderer_PresentFlip2) {
pparams.BackBufferCount = 2;
pparams.SwapEffect = D3DSWAPEFFECT_FLIP;
} else if (flags & SDL_Renderer_PresentFlip3) {
pparams.BackBufferCount = 3;
pparams.SwapEffect = D3DSWAPEFFECT_FLIP;
} else if (flags & SDL_Renderer_PresentCopy) {
pparams.BackBufferCount = 1;
pparams.SwapEffect = D3DSWAPEFFECT_COPY;
} else {
pparams.BackBufferCount = 1;
pparams.SwapEffect = D3DSWAPEFFECT_DISCARD;
}
if (window->flags & SDL_WINDOW_FULLSCREEN) {
pparams.Windowed = FALSE;
298
299
pparams.FullScreen_RefreshRateInHz =
display->fullscreen_mode->refresh_rate;
300
301
} else {
pparams.Windowed = TRUE;
302
pparams.FullScreen_RefreshRateInHz = 0;
304
305
306
307
308
if (flags & SDL_Renderer_PresentVSync) {
pparams.PresentationInterval = D3DPRESENT_INTERVAL_ONE;
} else {
pparams.PresentationInterval = D3DPRESENT_INTERVAL_IMMEDIATE;
}
309
310
311
312
313
314
315
result = IDirect3D9_CreateDevice(videodata->d3d, D3DADAPTER_DEFAULT, /* FIXME */
D3DDEVTYPE_HAL,
windowdata->hwnd,
D3DCREATE_SOFTWARE_VERTEXPROCESSING,
&pparams, &data->device);
if (FAILED(result)) {
316
D3D_DestroyRenderer(renderer);
317
318
319
320
321
D3D_SetError("CreateDevice()", result);
return NULL;
}
data->beginScene = SDL_TRUE;
322
323
324
/* Get presentation parameters to fill info */
result = IDirect3DDevice9_GetSwapChain(data->device, 0, &chain);
if (FAILED(result)) {
325
D3D_DestroyRenderer(renderer);
326
327
328
329
330
331
D3D_SetError("GetSwapChain()", result);
return NULL;
}
result = IDirect3DSwapChain9_GetPresentParameters(chain, &pparams);
if (FAILED(result)) {
IDirect3DSwapChain9_Release(chain);
332
D3D_DestroyRenderer(renderer);
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
D3D_SetError("GetPresentParameters()", result);
return NULL;
}
IDirect3DSwapChain9_Release(chain);
switch (pparams.SwapEffect) {
case D3DSWAPEFFECT_COPY:
renderer->info.flags |= SDL_Renderer_PresentCopy;
break;
case D3DSWAPEFFECT_FLIP:
switch (pparams.BackBufferCount) {
case 2:
renderer->info.flags |= SDL_Renderer_PresentFlip2;
break;
case 3:
renderer->info.flags |= SDL_Renderer_PresentFlip3;
break;
}
break;
case D3DSWAPEFFECT_DISCARD:
renderer->info.flags |= SDL_Renderer_PresentDiscard;
break;
}
if (pparams.PresentationInterval == D3DPRESENT_INTERVAL_ONE) {
renderer->info.flags |= SDL_Renderer_PresentVSync;
}
359
360
361
IDirect3DDevice9_GetDeviceCaps(data->device, &caps);
renderer->info.max_texture_width = caps.MaxTextureWidth;
renderer->info.max_texture_height = caps.MaxTextureHeight;
363
/* Set up parameters for rendering */
364
365
IDirect3DDevice9_SetVertexShader(data->device, NULL);
IDirect3DDevice9_SetFVF(data->device, D3DFVF_XYZRHW | D3DFVF_TEX1);
366
367
IDirect3DDevice9_SetRenderState(data->device, D3DRS_CULLMODE,
D3DCULL_NONE);
368
IDirect3DDevice9_SetRenderState(data->device, D3DRS_LIGHTING, FALSE);
370
371
372
373
return renderer;
}
static int
374
D3D_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture)
376
D3D_RenderData *renderdata = (D3D_RenderData *) renderer->driverdata;
377
378
SDL_Window *window = SDL_GetWindowFromID(renderer->window);
SDL_VideoDisplay *display = SDL_GetDisplayFromWindow(window);
379
D3D_TextureData *data;
380
381
D3DPOOL pool;
HRESULT result;
383
data = (D3D_TextureData *) SDL_calloc(1, sizeof(*data));
384
385
386
387
388
389
390
if (!data) {
SDL_OutOfMemory();
return -1;
}
texture->driverdata = data;
391
392
if (texture->access == SDL_TextureAccess_Local) {
pool = D3DPOOL_MANAGED;
394
pool = D3DPOOL_DEFAULT;
396
397
398
399
400
401
402
403
404
405
406
result =
IDirect3DDevice9_CreateTexture(renderdata->device, texture->w,
texture->h, 1, 0,
PixelFormatToD3DFMT(texture->format),
pool, &data->texture, NULL);
if (FAILED(result)) {
D3D_SetError("CreateTexture()", result);
return -1;
}
return 0;
407
408
409
}
static int
410
411
D3D_SetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture,
const SDL_Color * colors, int firstcolor, int ncolors)
413
414
D3D_RenderData *renderdata = (D3D_RenderData *) renderer->driverdata;
D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
417
418
419
}
static int
420
421
D3D_GetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture,
SDL_Color * colors, int firstcolor, int ncolors)
423
D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
426
427
428
}
static int
429
430
D3D_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
const SDL_Rect * rect, const void *pixels, int pitch)
432
433
D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
D3D_RenderData *renderdata = (D3D_RenderData *) renderer->driverdata;
434
435
436
437
438
439
440
IDirect3DTexture9 *temp;
RECT d3drect;
D3DLOCKED_RECT locked;
const Uint8 *src;
Uint8 *dst;
int row, length;
HRESULT result;
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
result =
IDirect3DDevice9_CreateTexture(renderdata->device, texture->w,
texture->h, 1, 0,
PixelFormatToD3DFMT(texture->format),
D3DPOOL_SYSTEMMEM, &temp, NULL);
if (FAILED(result)) {
D3D_SetError("CreateTexture()", result);
return -1;
}
d3drect.left = rect->x;
d3drect.right = rect->x + rect->w;
d3drect.top = rect->y;
d3drect.bottom = rect->y + rect->h;
result = IDirect3DTexture9_LockRect(temp, 0, &locked, &d3drect, 0);
if (FAILED(result)) {
IDirect3DTexture9_Release(temp);
D3D_SetError("LockRect()", result);
return -1;
}
464
465
466
467
468
469
470
src = pixels;
dst = locked.pBits;
length = rect->w * SDL_BYTESPERPIXEL(texture->format);
for (row = 0; row < rect->h; ++row) {
SDL_memcpy(dst, src, length);
src += pitch;
dst += locked.Pitch;
472
473
474
475
476
477
478
479
480
481
482
483
484
IDirect3DTexture9_UnlockRect(temp, 0);
result =
IDirect3DDevice9_UpdateTexture(renderdata->device,
(IDirect3DBaseTexture9 *) temp,
(IDirect3DBaseTexture9 *) data->
texture);
IDirect3DTexture9_Release(temp);
if (FAILED(result)) {
D3D_SetError("UpdateTexture()", result);
return -1;
}
return 0;
485
486
487
}
static int
488
489
490
D3D_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
const SDL_Rect * rect, int markDirty, void **pixels,
int *pitch)
492
D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
493
494
495
RECT d3drect;
D3DLOCKED_RECT locked;
HRESULT result;
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
if (texture->access != SDL_TextureAccess_Local) {
SDL_SetError("Can't lock remote video memory");
return -1;
}
d3drect.left = rect->x;
d3drect.right = rect->x + rect->w;
d3drect.top = rect->y;
d3drect.bottom = rect->y + rect->h;
result =
IDirect3DTexture9_LockRect(data->texture, 0, &locked, &d3drect,
markDirty ? 0 : D3DLOCK_NO_DIRTY_UPDATE);
if (FAILED(result)) {
D3D_SetError("LockRect()", result);
512
return -1;
514
515
516
*pixels = locked.pBits;
*pitch = locked.Pitch;
return 0;
517
518
519
}
static void
520
D3D_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture)
522
D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
524
IDirect3DTexture9_UnlockRect(data->texture, 0);
525
526
527
}
static void
528
529
D3D_DirtyTexture(SDL_Renderer * renderer, SDL_Texture * texture, int numrects,
const SDL_Rect * rects)
531
D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
532
533
534
535
536
537
538
539
540
541
542
543
544
RECT d3drect;
int i;
for (i = 0; i < numrects; ++i) {
const SDL_Rect *rect = &rects[i];
d3drect.left = rect->x;
d3drect.right = rect->x + rect->w;
d3drect.top = rect->y;
d3drect.bottom = rect->y + rect->h;
IDirect3DTexture9_AddDirtyRect(data->texture, &d3drect);
}
545
546
547
}
static int
548
D3D_RenderFill(SDL_Renderer * renderer, const SDL_Rect * rect, Uint32 color)
550
D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
551
D3DRECT d3drect;
552
HRESULT result;
554
555
556
557
if (data->beginScene) {
IDirect3DDevice9_BeginScene(data->device);
data->beginScene = SDL_FALSE;
}
559
d3drect.x1 = rect->x;
560
d3drect.x2 = rect->x + rect->w;
561
d3drect.y1 = rect->y;
562
d3drect.y2 = rect->y + rect->h;
564
565
566
result =
IDirect3DDevice9_Clear(data->device, 1, &d3drect, D3DCLEAR_TARGET,
(D3DCOLOR) color, 1.0f, 0);
567
568
569
570
if (FAILED(result)) {
D3D_SetError("Clear()", result);
return -1;
}
571
572
573
574
return 0;
}
static int
575
576
577
D3D_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
const SDL_Rect * srcrect, const SDL_Rect * dstrect,
int blendMode, int scaleMode)
579
580
D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
D3D_TextureData *texturedata = (D3D_TextureData *) texture->driverdata;
581
float minx, miny, maxx, maxy;
582
float minu, maxu, minv, maxv;
583
584
Vertex vertices[4];
HRESULT result;
586
587
588
589
if (data->beginScene) {
IDirect3DDevice9_BeginScene(data->device);
data->beginScene = SDL_FALSE;
}
591
592
593
594
minx = (float) dstrect->x - 0.5f;
miny = (float) dstrect->y - 0.5f;
maxx = (float) dstrect->x + dstrect->w - 0.5f;
maxy = (float) dstrect->y + dstrect->h - 0.5f;
596
597
598
599
minu = (float) srcrect->x / texture->w;
maxu = (float) (srcrect->x + srcrect->w) / texture->w;
minv = (float) srcrect->y / texture->h;
maxv = (float) (srcrect->y + srcrect->h) / texture->h;
600
601
602
603
vertices[0].x = minx;
vertices[0].y = miny;
vertices[0].z = 0.0f;
604
605
606
607
vertices[0].rhw = 1.0f;
vertices[0].u = minu;
vertices[0].v = minv;
608
609
610
vertices[1].x = maxx;
vertices[1].y = miny;
vertices[1].z = 0.0f;
611
612
613
614
vertices[1].rhw = 1.0f;
vertices[1].u = maxu;
vertices[1].v = minv;
615
616
617
vertices[2].x = maxx;
vertices[2].y = maxy;
vertices[2].z = 0.0f;
618
619
620
621
vertices[2].rhw = 1.0f;
vertices[2].u = maxu;
vertices[2].v = maxv;
622
623
624
vertices[3].x = minx;
vertices[3].y = maxy;
vertices[3].z = 0.0f;
625
626
627
vertices[3].rhw = 1.0f;
vertices[3].u = minu;
vertices[3].v = maxv;
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
switch (blendMode) {
case SDL_TextureBlendMode_None:
IDirect3DDevice9_SetRenderState(data->device, D3DRS_ALPHABLENDENABLE,
FALSE);
break;
case SDL_TextureBlendMode_Mask:
case SDL_TextureBlendMode_Blend:
IDirect3DDevice9_SetRenderState(data->device, D3DRS_ALPHABLENDENABLE,
TRUE);
IDirect3DDevice9_SetRenderState(data->device, D3DRS_SRCBLEND,
D3DBLEND_SRCALPHA);
IDirect3DDevice9_SetRenderState(data->device, D3DRS_DESTBLEND,
D3DBLEND_INVSRCALPHA);
break;
case SDL_TextureBlendMode_Add:
IDirect3DDevice9_SetRenderState(data->device, D3DRS_ALPHABLENDENABLE,
TRUE);
IDirect3DDevice9_SetRenderState(data->device, D3DRS_SRCBLEND,
D3DBLEND_SRCALPHA);
IDirect3DDevice9_SetRenderState(data->device, D3DRS_DESTBLEND,
D3DBLEND_ONE);
break;
case SDL_TextureBlendMode_Mod:
IDirect3DDevice9_SetRenderState(data->device, D3DRS_ALPHABLENDENABLE,
TRUE);
IDirect3DDevice9_SetRenderState(data->device, D3DRS_SRCBLEND,
D3DBLEND_ZERO);
IDirect3DDevice9_SetRenderState(data->device, D3DRS_DESTBLEND,
D3DBLEND_SRCCOLOR);
break;
}
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
switch (scaleMode) {
case SDL_TextureScaleMode_None:
case SDL_TextureScaleMode_Fast:
IDirect3DDevice9_SetSamplerState(data->device, 0, D3DSAMP_MINFILTER,
D3DTEXF_POINT);
IDirect3DDevice9_SetSamplerState(data->device, 0, D3DSAMP_MAGFILTER,
D3DTEXF_POINT);
break;
case SDL_TextureScaleMode_Slow:
IDirect3DDevice9_SetSamplerState(data->device, 0, D3DSAMP_MINFILTER,
D3DTEXF_LINEAR);
IDirect3DDevice9_SetSamplerState(data->device, 0, D3DSAMP_MAGFILTER,
D3DTEXF_LINEAR);
break;
case SDL_TextureScaleMode_Best:
IDirect3DDevice9_SetSamplerState(data->device, 0, D3DSAMP_MINFILTER,
D3DTEXF_GAUSSIANQUAD);
IDirect3DDevice9_SetSamplerState(data->device, 0, D3DSAMP_MAGFILTER,
D3DTEXF_GAUSSIANQUAD);
break;
}
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
result =
IDirect3DDevice9_SetTexture(data->device, 0,
(IDirect3DBaseTexture9 *) texturedata->
texture);
if (FAILED(result)) {
D3D_SetError("SetTexture()", result);
return -1;
}
result =
IDirect3DDevice9_DrawPrimitiveUP(data->device, D3DPT_TRIANGLEFAN, 2,
vertices, sizeof(*vertices));
if (FAILED(result)) {
D3D_SetError("DrawPrimitiveUP()", result);
return -1;
}
698
699
700
701
return 0;
}
static void
702
D3D_RenderPresent(SDL_Renderer * renderer)
704
D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
705
706
707
708
709
710
711
712
713
714
715
HRESULT result;
if (!data->beginScene) {
IDirect3DDevice9_EndScene(data->device);
data->beginScene = SDL_TRUE;
}
result = IDirect3DDevice9_Present(data->device, NULL, NULL, NULL, NULL);
if (FAILED(result)) {
D3D_SetError("Present()", result);
}
716
717
718
}
static void
719
D3D_DestroyTexture(SDL_Renderer * renderer, SDL_Texture * texture)
721
D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
722
723
724
725
if (!data) {
return;
}
726
727
728
if (data->texture) {
IDirect3DTexture9_Release(data->texture);
}
729
730
731
732
733
SDL_free(data);
texture->driverdata = NULL;
}
void
734
D3D_DestroyRenderer(SDL_Renderer * renderer)
736
D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
737
738
if (data) {
739
740
741
if (data->device) {
IDirect3DDevice9_Release(data->device);
}
742
743
744
745
746
747
748
749
SDL_free(data);
}
SDL_free(renderer);
}
#endif /* SDL_VIDEO_RENDER_D3D */
/* vi: set ts=4 sw=4 expandtab: */