This repository has been archived by the owner on Feb 11, 2021. It is now read-only.
SDL_d3drender.c
1
2
/*
SDL - Simple DirectMedia Layer
3
Copyright (C) 1997-2009 Sam Lantinga
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
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
#if 1 /* This takes more memory but you won't lose your texture data */
31
32
33
34
35
36
37
#define D3DPOOL_SDL D3DPOOL_MANAGED
#define SDL_MEMORY_POOL_MANAGED
#else
#define D3DPOOL_SDL D3DPOOL_DEFAULT
#define SDL_MEMORY_POOL_DEFAULT
#endif
38
static SDL_Renderer *D3D_CreateRenderer(SDL_Window * window, Uint32 flags);
39
static int D3D_DisplayModeChanged(SDL_Renderer * renderer);
40
41
42
43
44
45
46
47
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);
48
49
50
51
52
53
54
55
static int D3D_SetTextureColorMod(SDL_Renderer * renderer,
SDL_Texture * texture);
static int D3D_SetTextureAlphaMod(SDL_Renderer * renderer,
SDL_Texture * texture);
static int D3D_SetTextureBlendMode(SDL_Renderer * renderer,
SDL_Texture * texture);
static int D3D_SetTextureScaleMode(SDL_Renderer * renderer,
SDL_Texture * texture);
56
57
58
59
60
61
62
63
64
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);
65
static int D3D_RenderFill(SDL_Renderer * renderer, const SDL_Rect * rect);
66
static int D3D_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
67
const SDL_Rect * srcrect, const SDL_Rect * dstrect);
68
69
70
71
72
73
74
75
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,
78
(SDL_RENDERER_SINGLEBUFFER | SDL_RENDERER_PRESENTCOPY |
79
SDL_RENDERER_PRESENTFLIP2 | SDL_RENDERER_PRESENTFLIP3 |
80
81
SDL_RENDERER_PRESENTDISCARD | SDL_RENDERER_PRESENTVSYNC |
SDL_RENDERER_ACCELERATED),
82
83
(SDL_TEXTUREMODULATE_NONE | SDL_TEXTUREMODULATE_COLOR |
SDL_TEXTUREMODULATE_ALPHA),
84
85
(SDL_BLENDMODE_NONE | SDL_BLENDMODE_MASK |
SDL_BLENDMODE_BLEND | SDL_BLENDMODE_ADD | SDL_BLENDMODE_MOD),
86
87
(SDL_TEXTURESCALEMODE_NONE | SDL_TEXTURESCALEMODE_FAST |
SDL_TEXTURESCALEMODE_SLOW | SDL_TEXTURESCALEMODE_BEST),
90
91
92
93
94
95
96
97
98
99
SDL_PIXELFORMAT_INDEX8,
SDL_PIXELFORMAT_RGB332,
SDL_PIXELFORMAT_RGB444,
SDL_PIXELFORMAT_RGB555,
SDL_PIXELFORMAT_ARGB4444,
SDL_PIXELFORMAT_ARGB1555,
SDL_PIXELFORMAT_RGB565,
SDL_PIXELFORMAT_RGB888,
SDL_PIXELFORMAT_ARGB8888,
SDL_PIXELFORMAT_ARGB2101010,
100
SDL_PIXELFORMAT_YUY2,
101
SDL_PIXELFORMAT_UYVY},
102
103
104
105
106
107
108
0,
0}
};
typedef struct
{
IDirect3DDevice9 *device;
109
D3DPRESENT_PARAMETERS pparams;
110
SDL_bool beginScene;
111
} D3D_RenderData;
112
113
114
typedef struct
{
115
IDirect3DTexture9 *texture;
116
} D3D_TextureData;
118
119
120
typedef struct
{
float x, y, z;
121
float rhw;
122
DWORD color;
123
float u, v;
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
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
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);
}
205
206
static D3DFORMAT
PixelFormatToD3DFMT(Uint32 format)
208
switch (format) {
209
case SDL_PIXELFORMAT_INDEX8:
210
return D3DFMT_P8;
211
case SDL_PIXELFORMAT_RGB332:
212
return D3DFMT_R3G3B2;
213
case SDL_PIXELFORMAT_RGB444:
214
return D3DFMT_X4R4G4B4;
215
case SDL_PIXELFORMAT_RGB555:
216
return D3DFMT_X1R5G5B5;
217
case SDL_PIXELFORMAT_ARGB4444:
218
return D3DFMT_A4R4G4B4;
219
case SDL_PIXELFORMAT_ARGB1555:
220
return D3DFMT_A1R5G5B5;
221
case SDL_PIXELFORMAT_RGB565:
222
return D3DFMT_R5G6B5;
223
case SDL_PIXELFORMAT_RGB888:
224
return D3DFMT_X8R8G8B8;
225
case SDL_PIXELFORMAT_ARGB8888:
226
return D3DFMT_A8R8G8B8;
227
case SDL_PIXELFORMAT_ARGB2101010:
228
return D3DFMT_A2R10G10B10;
229
case SDL_PIXELFORMAT_UYVY:
230
return D3DFMT_UYVY;
231
case SDL_PIXELFORMAT_YUY2:
232
233
234
235
return D3DFMT_YUY2;
default:
return D3DFMT_UNKNOWN;
}
236
237
238
239
240
241
242
243
}
void
D3D_AddRenderDriver(_THIS)
{
SDL_VideoData *data = (SDL_VideoData *) _this->driverdata;
if (data->d3d) {
244
SDL_AddRenderDriver(0, &D3D_RenderDriver);
245
246
247
248
}
}
SDL_Renderer *
249
D3D_CreateRenderer(SDL_Window * window, Uint32 flags)
250
251
252
253
254
{
SDL_VideoDisplay *display = SDL_GetDisplayFromWindow(window);
SDL_VideoData *videodata = (SDL_VideoData *) display->device->driverdata;
SDL_WindowData *windowdata = (SDL_WindowData *) window->driverdata;
SDL_Renderer *renderer;
255
D3D_RenderData *data;
256
257
HRESULT result;
D3DPRESENT_PARAMETERS pparams;
258
IDirect3DSwapChain9 *chain;
259
D3DCAPS9 caps;
261
renderer = (SDL_Renderer *) SDL_calloc(1, sizeof(*renderer));
262
263
264
265
266
if (!renderer) {
SDL_OutOfMemory();
return NULL;
}
267
data = (D3D_RenderData *) SDL_calloc(1, sizeof(*data));
268
if (!data) {
269
D3D_DestroyRenderer(renderer);
270
271
272
273
SDL_OutOfMemory();
return NULL;
}
274
renderer->DisplayModeChanged = D3D_DisplayModeChanged;
275
276
277
renderer->CreateTexture = D3D_CreateTexture;
renderer->SetTexturePalette = D3D_SetTexturePalette;
renderer->GetTexturePalette = D3D_GetTexturePalette;
278
279
280
281
renderer->SetTextureColorMod = D3D_SetTextureColorMod;
renderer->SetTextureAlphaMod = D3D_SetTextureAlphaMod;
renderer->SetTextureBlendMode = D3D_SetTextureBlendMode;
renderer->SetTextureScaleMode = D3D_SetTextureScaleMode;
282
283
284
285
286
287
288
289
290
291
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;
292
293
294
renderer->window = window->id;
renderer->driverdata = data;
295
renderer->info.flags = SDL_RENDERER_ACCELERATED;
297
298
299
SDL_zero(pparams);
pparams.BackBufferWidth = window->w;
pparams.BackBufferHeight = window->h;
300
301
if (window->flags & SDL_WINDOW_FULLSCREEN) {
pparams.BackBufferFormat =
302
PixelFormatToD3DFMT(display->fullscreen_mode.format);
303
304
305
} else {
pparams.BackBufferFormat = D3DFMT_UNKNOWN;
}
306
if (flags & SDL_RENDERER_PRESENTFLIP2) {
307
308
pparams.BackBufferCount = 2;
pparams.SwapEffect = D3DSWAPEFFECT_FLIP;
309
} else if (flags & SDL_RENDERER_PRESENTFLIP3) {
310
311
pparams.BackBufferCount = 3;
pparams.SwapEffect = D3DSWAPEFFECT_FLIP;
312
} else if (flags & SDL_RENDERER_PRESENTCOPY) {
313
314
315
316
317
318
319
320
pparams.BackBufferCount = 1;
pparams.SwapEffect = D3DSWAPEFFECT_COPY;
} else {
pparams.BackBufferCount = 1;
pparams.SwapEffect = D3DSWAPEFFECT_DISCARD;
}
if (window->flags & SDL_WINDOW_FULLSCREEN) {
pparams.Windowed = FALSE;
321
pparams.FullScreen_RefreshRateInHz =
322
display->fullscreen_mode.refresh_rate;
323
324
} else {
pparams.Windowed = TRUE;
325
pparams.FullScreen_RefreshRateInHz = 0;
327
if (flags & SDL_RENDERER_PRESENTVSYNC) {
328
329
330
331
pparams.PresentationInterval = D3DPRESENT_INTERVAL_ONE;
} else {
pparams.PresentationInterval = D3DPRESENT_INTERVAL_IMMEDIATE;
}
332
333
334
335
336
337
338
result = IDirect3D9_CreateDevice(videodata->d3d, D3DADAPTER_DEFAULT, /* FIXME */
D3DDEVTYPE_HAL,
windowdata->hwnd,
D3DCREATE_SOFTWARE_VERTEXPROCESSING,
&pparams, &data->device);
if (FAILED(result)) {
339
D3D_DestroyRenderer(renderer);
340
341
342
343
344
D3D_SetError("CreateDevice()", result);
return NULL;
}
data->beginScene = SDL_TRUE;
345
346
347
/* Get presentation parameters to fill info */
result = IDirect3DDevice9_GetSwapChain(data->device, 0, &chain);
if (FAILED(result)) {
348
D3D_DestroyRenderer(renderer);
349
350
351
352
353
354
D3D_SetError("GetSwapChain()", result);
return NULL;
}
result = IDirect3DSwapChain9_GetPresentParameters(chain, &pparams);
if (FAILED(result)) {
IDirect3DSwapChain9_Release(chain);
355
D3D_DestroyRenderer(renderer);
356
357
358
359
360
361
D3D_SetError("GetPresentParameters()", result);
return NULL;
}
IDirect3DSwapChain9_Release(chain);
switch (pparams.SwapEffect) {
case D3DSWAPEFFECT_COPY:
362
renderer->info.flags |= SDL_RENDERER_PRESENTCOPY;
363
364
365
366
break;
case D3DSWAPEFFECT_FLIP:
switch (pparams.BackBufferCount) {
case 2:
367
renderer->info.flags |= SDL_RENDERER_PRESENTFLIP2;
368
369
break;
case 3:
370
renderer->info.flags |= SDL_RENDERER_PRESENTFLIP3;
371
372
373
374
break;
}
break;
case D3DSWAPEFFECT_DISCARD:
375
renderer->info.flags |= SDL_RENDERER_PRESENTDISCARD;
376
377
378
break;
}
if (pparams.PresentationInterval == D3DPRESENT_INTERVAL_ONE) {
379
renderer->info.flags |= SDL_RENDERER_PRESENTVSYNC;
381
data->pparams = pparams;
383
384
385
IDirect3DDevice9_GetDeviceCaps(data->device, &caps);
renderer->info.max_texture_width = caps.MaxTextureWidth;
renderer->info.max_texture_height = caps.MaxTextureHeight;
387
/* Set up parameters for rendering */
388
IDirect3DDevice9_SetVertexShader(data->device, NULL);
389
390
IDirect3DDevice9_SetFVF(data->device,
D3DFVF_XYZRHW | D3DFVF_DIFFUSE | D3DFVF_TEX1);
391
IDirect3DDevice9_SetRenderState(data->device, D3DRS_ZENABLE, D3DZB_FALSE);
392
393
IDirect3DDevice9_SetRenderState(data->device, D3DRS_CULLMODE,
D3DCULL_NONE);
394
IDirect3DDevice9_SetRenderState(data->device, D3DRS_LIGHTING, FALSE);
395
396
397
398
399
400
401
402
403
404
405
406
407
408
/* Enable color modulation by diffuse color */
IDirect3DDevice9_SetTextureStageState(data->device, 0, D3DTSS_COLOROP,
D3DTOP_MODULATE);
IDirect3DDevice9_SetTextureStageState(data->device, 0, D3DTSS_COLORARG1,
D3DTA_TEXTURE);
IDirect3DDevice9_SetTextureStageState(data->device, 0, D3DTSS_COLORARG2,
D3DTA_DIFFUSE);
/* Enable alpha modulation by diffuse alpha */
IDirect3DDevice9_SetTextureStageState(data->device, 0, D3DTSS_ALPHAOP,
D3DTOP_MODULATE);
IDirect3DDevice9_SetTextureStageState(data->device, 0, D3DTSS_ALPHAARG1,
D3DTA_TEXTURE);
IDirect3DDevice9_SetTextureStageState(data->device, 0, D3DTSS_ALPHAARG2,
D3DTA_DIFFUSE);
409
410
411
412
413
/* Disable second texture stage, since we're done */
IDirect3DDevice9_SetTextureStageState(data->device, 1, D3DTSS_COLOROP,
D3DTOP_DISABLE);
IDirect3DDevice9_SetTextureStageState(data->device, 1, D3DTSS_ALPHAOP,
D3DTOP_DISABLE);
415
416
417
return renderer;
}
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
static int
D3D_Reset(SDL_Renderer * renderer)
{
D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
HRESULT result;
result = IDirect3DDevice9_Reset(data->device, &data->pparams);
if (FAILED(result)) {
if (result == D3DERR_DEVICELOST) {
/* Don't worry about it, we'll reset later... */
return 0;
} else {
D3D_SetError("Reset()", result);
return -1;
}
}
IDirect3DDevice9_SetVertexShader(data->device, NULL);
435
436
IDirect3DDevice9_SetFVF(data->device,
D3DFVF_XYZRHW | D3DFVF_DIFFUSE | D3DFVF_TEX1);
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
IDirect3DDevice9_SetRenderState(data->device, D3DRS_CULLMODE,
D3DCULL_NONE);
IDirect3DDevice9_SetRenderState(data->device, D3DRS_LIGHTING, FALSE);
return 0;
}
static int
D3D_DisplayModeChanged(SDL_Renderer * renderer)
{
D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
SDL_Window *window = SDL_GetWindowFromID(renderer->window);
SDL_VideoDisplay *display = SDL_GetDisplayFromWindow(window);
data->pparams.BackBufferWidth = window->w;
data->pparams.BackBufferHeight = window->h;
if (window->flags & SDL_WINDOW_FULLSCREEN) {
data->pparams.BackBufferFormat =
PixelFormatToD3DFMT(display->fullscreen_mode.format);
} else {
data->pparams.BackBufferFormat = D3DFMT_UNKNOWN;
}
return D3D_Reset(renderer);
}
462
D3D_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture)
464
D3D_RenderData *renderdata = (D3D_RenderData *) renderer->driverdata;
465
466
SDL_Window *window = SDL_GetWindowFromID(renderer->window);
SDL_VideoDisplay *display = SDL_GetDisplayFromWindow(window);
467
D3D_TextureData *data;
468
HRESULT result;
470
data = (D3D_TextureData *) SDL_calloc(1, sizeof(*data));
471
472
473
474
475
476
477
if (!data) {
SDL_OutOfMemory();
return -1;
}
texture->driverdata = data;
478
479
480
481
result =
IDirect3DDevice9_CreateTexture(renderdata->device, texture->w,
texture->h, 1, 0,
PixelFormatToD3DFMT(texture->format),
482
D3DPOOL_SDL, &data->texture, NULL);
483
484
485
486
487
488
if (FAILED(result)) {
D3D_SetError("CreateTexture()", result);
return -1;
}
return 0;
489
490
491
}
static int
492
493
D3D_SetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture,
const SDL_Color * colors, int firstcolor, int ncolors)
495
496
D3D_RenderData *renderdata = (D3D_RenderData *) renderer->driverdata;
D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
499
500
501
}
static int
502
503
D3D_GetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture,
SDL_Color * colors, int firstcolor, int ncolors)
505
D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
510
511
512
static int
D3D_SetTextureColorMod(SDL_Renderer * renderer, SDL_Texture * texture)
{
513
return 0;
514
515
516
517
518
}
static int
D3D_SetTextureAlphaMod(SDL_Renderer * renderer, SDL_Texture * texture)
{
519
return 0;
520
521
522
523
524
525
}
static int
D3D_SetTextureBlendMode(SDL_Renderer * renderer, SDL_Texture * texture)
{
switch (texture->blendMode) {
526
527
528
529
530
case SDL_BLENDMODE_NONE:
case SDL_BLENDMODE_MASK:
case SDL_BLENDMODE_BLEND:
case SDL_BLENDMODE_ADD:
case SDL_BLENDMODE_MOD:
531
532
533
return 0;
default:
SDL_Unsupported();
534
texture->blendMode = SDL_BLENDMODE_NONE;
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
return -1;
}
}
static int
D3D_SetTextureScaleMode(SDL_Renderer * renderer, SDL_Texture * texture)
{
switch (texture->scaleMode) {
case SDL_TEXTURESCALEMODE_NONE:
case SDL_TEXTURESCALEMODE_FAST:
case SDL_TEXTURESCALEMODE_SLOW:
case SDL_TEXTURESCALEMODE_BEST:
return 0;
default:
SDL_Unsupported();
texture->scaleMode = SDL_TEXTURESCALEMODE_NONE;
return -1;
}
return 0;
}
556
#ifdef SDL_MEMORY_POOL_DEFAULT
558
559
D3D_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
const SDL_Rect * rect, const void *pixels, int pitch)
561
562
D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
D3D_RenderData *renderdata = (D3D_RenderData *) renderer->driverdata;
563
564
565
566
567
568
569
IDirect3DTexture9 *temp;
RECT d3drect;
D3DLOCKED_RECT locked;
const Uint8 *src;
Uint8 *dst;
int row, length;
HRESULT result;
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
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;
}
593
594
595
596
597
598
599
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;
601
602
603
604
605
IDirect3DTexture9_UnlockRect(temp, 0);
result =
IDirect3DDevice9_UpdateTexture(renderdata->device,
(IDirect3DBaseTexture9 *) temp,
606
607
(IDirect3DBaseTexture9 *)
data->texture);
608
609
610
611
612
613
IDirect3DTexture9_Release(temp);
if (FAILED(result)) {
D3D_SetError("UpdateTexture()", result);
return -1;
}
return 0;
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
#else
static int
D3D_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
const SDL_Rect * rect, const void *pixels, int pitch)
{
D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
D3D_RenderData *renderdata = (D3D_RenderData *) renderer->driverdata;
RECT d3drect;
D3DLOCKED_RECT locked;
const Uint8 *src;
Uint8 *dst;
int row, length;
HRESULT result;
d3drect.left = rect->x;
d3drect.right = rect->x + rect->w;
d3drect.top = rect->y;
d3drect.bottom = rect->y + rect->h;
634
635
result =
IDirect3DTexture9_LockRect(data->texture, 0, &locked, &d3drect, 0);
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
if (FAILED(result)) {
D3D_SetError("LockRect()", result);
return -1;
}
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;
}
IDirect3DTexture9_UnlockRect(data->texture, 0);
return 0;
}
#endif // SDL_MEMORY_POOL_DEFAULT
653
654
static int
655
656
657
D3D_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
const SDL_Rect * rect, int markDirty, void **pixels,
int *pitch)
659
D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
660
661
662
RECT d3drect;
D3DLOCKED_RECT locked;
HRESULT result;
664
665
666
667
668
669
670
671
672
673
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);
674
return -1;
676
677
678
*pixels = locked.pBits;
*pitch = locked.Pitch;
return 0;
679
680
681
}
static void
682
D3D_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture)
684
D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
686
IDirect3DTexture9_UnlockRect(data->texture, 0);
687
688
689
}
static void
690
691
D3D_DirtyTexture(SDL_Renderer * renderer, SDL_Texture * texture, int numrects,
const SDL_Rect * rects)
693
D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
694
695
696
697
698
699
700
701
702
703
704
705
706
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);
}
707
708
709
}
static int
710
D3D_RenderFill(SDL_Renderer * renderer, const SDL_Rect * rect)
712
D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
713
D3DRECT d3drect;
714
HRESULT result;
716
717
718
719
if (data->beginScene) {
IDirect3DDevice9_BeginScene(data->device);
data->beginScene = SDL_FALSE;
}
721
d3drect.x1 = rect->x;
722
d3drect.x2 = rect->x + rect->w;
723
d3drect.y1 = rect->y;
724
d3drect.y2 = rect->y + rect->h;
726
727
result =
IDirect3DDevice9_Clear(data->device, 1, &d3drect, D3DCLEAR_TARGET,
728
729
730
731
D3DCOLOR_ARGB(renderer->a,
renderer->r,
renderer->g,
renderer->b), 1.0f, 0);
732
733
734
735
if (FAILED(result)) {
D3D_SetError("Clear()", result);
return -1;
}
736
737
738
739
return 0;
}
static int
740
D3D_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
741
const SDL_Rect * srcrect, const SDL_Rect * dstrect)
743
744
D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
D3D_TextureData *texturedata = (D3D_TextureData *) texture->driverdata;
745
float minx, miny, maxx, maxy;
746
float minu, maxu, minv, maxv;
747
DWORD color;
748
749
Vertex vertices[4];
HRESULT result;
751
752
753
754
if (data->beginScene) {
IDirect3DDevice9_BeginScene(data->device);
data->beginScene = SDL_FALSE;
}
756
757
758
759
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;
761
762
763
764
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;
766
767
color = D3DCOLOR_ARGB(texture->a, texture->r, texture->g, texture->b);
768
769
770
vertices[0].x = minx;
vertices[0].y = miny;
vertices[0].z = 0.0f;
771
vertices[0].rhw = 1.0f;
772
vertices[0].color = color;
773
774
775
vertices[0].u = minu;
vertices[0].v = minv;
776
777
778
vertices[1].x = maxx;
vertices[1].y = miny;
vertices[1].z = 0.0f;
779
vertices[1].rhw = 1.0f;
780
vertices[1].color = color;
781
782
783
vertices[1].u = maxu;
vertices[1].v = minv;
784
785
786
vertices[2].x = maxx;
vertices[2].y = maxy;
vertices[2].z = 0.0f;
787
vertices[2].rhw = 1.0f;
788
vertices[2].color = color;
789
790
791
vertices[2].u = maxu;
vertices[2].v = maxv;
792
793
794
vertices[3].x = minx;
vertices[3].y = maxy;
vertices[3].z = 0.0f;
795
vertices[3].rhw = 1.0f;
796
vertices[3].color = color;
797
798
vertices[3].u = minu;
vertices[3].v = maxv;
800
switch (texture->blendMode) {
801
case SDL_BLENDMODE_NONE:
802
803
804
IDirect3DDevice9_SetRenderState(data->device, D3DRS_ALPHABLENDENABLE,
FALSE);
break;
805
806
case SDL_BLENDMODE_MASK:
case SDL_BLENDMODE_BLEND:
807
808
809
810
811
812
813
IDirect3DDevice9_SetRenderState(data->device, D3DRS_ALPHABLENDENABLE,
TRUE);
IDirect3DDevice9_SetRenderState(data->device, D3DRS_SRCBLEND,
D3DBLEND_SRCALPHA);
IDirect3DDevice9_SetRenderState(data->device, D3DRS_DESTBLEND,
D3DBLEND_INVSRCALPHA);
break;
814
case SDL_BLENDMODE_ADD:
815
816
817
818
819
820
821
IDirect3DDevice9_SetRenderState(data->device, D3DRS_ALPHABLENDENABLE,
TRUE);
IDirect3DDevice9_SetRenderState(data->device, D3DRS_SRCBLEND,
D3DBLEND_SRCALPHA);
IDirect3DDevice9_SetRenderState(data->device, D3DRS_DESTBLEND,
D3DBLEND_ONE);
break;
822
case SDL_BLENDMODE_MOD:
823
824
825
826
827
828
829
830
831
IDirect3DDevice9_SetRenderState(data->device, D3DRS_ALPHABLENDENABLE,
TRUE);
IDirect3DDevice9_SetRenderState(data->device, D3DRS_SRCBLEND,
D3DBLEND_ZERO);
IDirect3DDevice9_SetRenderState(data->device, D3DRS_DESTBLEND,
D3DBLEND_SRCCOLOR);
break;
}
832
switch (texture->scaleMode) {
833
834
case SDL_TEXTURESCALEMODE_NONE:
case SDL_TEXTURESCALEMODE_FAST:
835
836
837
838
839
IDirect3DDevice9_SetSamplerState(data->device, 0, D3DSAMP_MINFILTER,
D3DTEXF_POINT);
IDirect3DDevice9_SetSamplerState(data->device, 0, D3DSAMP_MAGFILTER,
D3DTEXF_POINT);
break;
840
case SDL_TEXTURESCALEMODE_SLOW:
841
842
843
844
845
IDirect3DDevice9_SetSamplerState(data->device, 0, D3DSAMP_MINFILTER,
D3DTEXF_LINEAR);
IDirect3DDevice9_SetSamplerState(data->device, 0, D3DSAMP_MAGFILTER,
D3DTEXF_LINEAR);
break;
846
case SDL_TEXTURESCALEMODE_BEST:
847
848
849
850
851
852
853
IDirect3DDevice9_SetSamplerState(data->device, 0, D3DSAMP_MINFILTER,
D3DTEXF_GAUSSIANQUAD);
IDirect3DDevice9_SetSamplerState(data->device, 0, D3DSAMP_MAGFILTER,
D3DTEXF_GAUSSIANQUAD);
break;
}
855
856
IDirect3DDevice9_SetTexture(data->device, 0, (IDirect3DBaseTexture9 *)
texturedata->texture);
857
858
859
860
861
862
863
864
865
866
867
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;
}
868
869
870
871
return 0;
}
static void
872
D3D_RenderPresent(SDL_Renderer * renderer)
874
D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
875
876
877
878
879
880
881
HRESULT result;
if (!data->beginScene) {
IDirect3DDevice9_EndScene(data->device);
data->beginScene = SDL_TRUE;
}
882
883
884
885
886
887
888
889
result = IDirect3DDevice9_TestCooperativeLevel(data->device);
if (result == D3DERR_DEVICELOST) {
/* We'll reset later */
return;
}
if (result == D3DERR_DEVICENOTRESET) {
D3D_Reset(renderer);
}
890
891
892
893
result = IDirect3DDevice9_Present(data->device, NULL, NULL, NULL, NULL);
if (FAILED(result)) {
D3D_SetError("Present()", result);
}
894
895
896
}
static void
897
D3D_DestroyTexture(SDL_Renderer * renderer, SDL_Texture * texture)
899
D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
900
901
902
903
if (!data) {
return;
}
904
905
906
if (data->texture) {
IDirect3DTexture9_Release(data->texture);
}
907
908
909
910
SDL_free(data);
texture->driverdata = NULL;
}
911
static void
912
D3D_DestroyRenderer(SDL_Renderer * renderer)
914
D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
915
916
if (data) {
917
918
919
if (data->device) {
IDirect3DDevice9_Release(data->device);
}
920
921
922
923
924
925
926
927
SDL_free(data);
}
SDL_free(renderer);
}
#endif /* SDL_VIDEO_RENDER_D3D */
/* vi: set ts=4 sw=4 expandtab: */