This repository has been archived by the owner on Feb 11, 2021. It is now read-only.
/
SDL_d3drender.c
1092 lines (980 loc) · 34.5 KB
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
#define D3DPOOL_SDL D3DPOOL_MANAGED
32
33
#define SDL_MEMORY_POOL_MANAGED
#else
34
#define D3DPOOL_SDL D3DPOOL_DEFAULT
35
36
37
#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
66
67
static int D3D_RenderPoint(SDL_Renderer * renderer, int x, int y);
static int D3D_RenderLine(SDL_Renderer * renderer, int x1, int y1, int x2,
int y2);
68
static int D3D_RenderFill(SDL_Renderer * renderer, const SDL_Rect * rect);
69
static int D3D_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
70
const SDL_Rect * srcrect, const SDL_Rect * dstrect);
71
72
73
74
75
76
77
78
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,
79
80
{
"d3d",
81
(SDL_RENDERER_SINGLEBUFFER | SDL_RENDERER_PRESENTCOPY |
82
SDL_RENDERER_PRESENTFLIP2 | SDL_RENDERER_PRESENTFLIP3 |
83
84
SDL_RENDERER_PRESENTDISCARD | SDL_RENDERER_PRESENTVSYNC |
SDL_RENDERER_ACCELERATED),
85
86
(SDL_TEXTUREMODULATE_NONE | SDL_TEXTUREMODULATE_COLOR |
SDL_TEXTUREMODULATE_ALPHA),
87
88
(SDL_BLENDMODE_NONE | SDL_BLENDMODE_MASK |
SDL_BLENDMODE_BLEND | SDL_BLENDMODE_ADD | SDL_BLENDMODE_MOD),
89
90
(SDL_TEXTURESCALEMODE_NONE | SDL_TEXTURESCALEMODE_FAST |
SDL_TEXTURESCALEMODE_SLOW | SDL_TEXTURESCALEMODE_BEST),
91
92
0,
{0},
93
94
95
96
97
98
99
0,
0}
};
typedef struct
{
IDirect3DDevice9 *device;
100
D3DPRESENT_PARAMETERS pparams;
101
SDL_bool beginScene;
102
} D3D_RenderData;
103
104
105
typedef struct
{
106
IDirect3DTexture9 *texture;
107
} D3D_TextureData;
108
109
110
111
typedef struct
{
float x, y, z;
112
float rhw;
113
DWORD color;
114
float u, v;
115
116
} Vertex;
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
187
188
189
190
191
192
193
194
195
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);
}
196
197
static D3DFORMAT
PixelFormatToD3DFMT(Uint32 format)
198
{
199
switch (format) {
200
case SDL_PIXELFORMAT_INDEX8:
201
return D3DFMT_P8;
202
case SDL_PIXELFORMAT_RGB332:
203
return D3DFMT_R3G3B2;
204
case SDL_PIXELFORMAT_RGB444:
205
return D3DFMT_X4R4G4B4;
206
case SDL_PIXELFORMAT_RGB555:
207
return D3DFMT_X1R5G5B5;
208
case SDL_PIXELFORMAT_ARGB4444:
209
return D3DFMT_A4R4G4B4;
210
case SDL_PIXELFORMAT_ARGB1555:
211
return D3DFMT_A1R5G5B5;
212
case SDL_PIXELFORMAT_RGB565:
213
return D3DFMT_R5G6B5;
214
case SDL_PIXELFORMAT_RGB888:
215
return D3DFMT_X8R8G8B8;
216
case SDL_PIXELFORMAT_ARGB8888:
217
return D3DFMT_A8R8G8B8;
218
case SDL_PIXELFORMAT_ARGB2101010:
219
return D3DFMT_A2R10G10B10;
220
case SDL_PIXELFORMAT_UYVY:
221
return D3DFMT_UYVY;
222
case SDL_PIXELFORMAT_YUY2:
223
224
225
226
return D3DFMT_YUY2;
default:
return D3DFMT_UNKNOWN;
}
227
228
229
230
231
232
}
void
D3D_AddRenderDriver(_THIS)
{
SDL_VideoData *data = (SDL_VideoData *) _this->driverdata;
233
234
SDL_RendererInfo *info = &D3D_RenderDriver.info;
SDL_DisplayMode *mode = &SDL_CurrentDisplay.desktop_mode;
235
236
if (data->d3d) {
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
int i;
int formats[] = {
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,
SDL_PIXELFORMAT_YUY2,
SDL_PIXELFORMAT_UYVY,
};
HRESULT result;
for (i = 0; i < SDL_arraysize(formats); ++i) {
result = IDirect3D9_CheckDeviceFormat(data->d3d,
D3DADAPTER_DEFAULT, /* FIXME */
D3DDEVTYPE_HAL,
PixelFormatToD3DFMT(mode->format),
0,
D3DRTYPE_TEXTURE,
PixelFormatToD3DFMT(formats[i]));
if (!FAILED(result)) {
info->texture_formats[info->num_texture_formats++] = formats[i];
}
}
267
SDL_AddRenderDriver(0, &D3D_RenderDriver);
268
269
270
271
}
}
SDL_Renderer *
272
D3D_CreateRenderer(SDL_Window * window, Uint32 flags)
273
274
275
276
277
{
SDL_VideoDisplay *display = SDL_GetDisplayFromWindow(window);
SDL_VideoData *videodata = (SDL_VideoData *) display->device->driverdata;
SDL_WindowData *windowdata = (SDL_WindowData *) window->driverdata;
SDL_Renderer *renderer;
278
D3D_RenderData *data;
279
280
HRESULT result;
D3DPRESENT_PARAMETERS pparams;
281
IDirect3DSwapChain9 *chain;
282
D3DCAPS9 caps;
283
284
renderer = (SDL_Renderer *) SDL_calloc(1, sizeof(*renderer));
285
286
287
288
289
if (!renderer) {
SDL_OutOfMemory();
return NULL;
}
290
data = (D3D_RenderData *) SDL_calloc(1, sizeof(*data));
291
if (!data) {
292
D3D_DestroyRenderer(renderer);
293
294
295
296
SDL_OutOfMemory();
return NULL;
}
297
renderer->DisplayModeChanged = D3D_DisplayModeChanged;
298
299
300
renderer->CreateTexture = D3D_CreateTexture;
renderer->SetTexturePalette = D3D_SetTexturePalette;
renderer->GetTexturePalette = D3D_GetTexturePalette;
301
302
303
304
renderer->SetTextureColorMod = D3D_SetTextureColorMod;
renderer->SetTextureAlphaMod = D3D_SetTextureAlphaMod;
renderer->SetTextureBlendMode = D3D_SetTextureBlendMode;
renderer->SetTextureScaleMode = D3D_SetTextureScaleMode;
305
306
307
308
renderer->UpdateTexture = D3D_UpdateTexture;
renderer->LockTexture = D3D_LockTexture;
renderer->UnlockTexture = D3D_UnlockTexture;
renderer->DirtyTexture = D3D_DirtyTexture;
309
310
renderer->RenderPoint = D3D_RenderPoint;
renderer->RenderLine = D3D_RenderLine;
311
312
313
314
315
316
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;
317
318
319
renderer->window = window->id;
renderer->driverdata = data;
320
renderer->info.flags = SDL_RENDERER_ACCELERATED;
321
322
323
324
SDL_zero(pparams);
pparams.BackBufferWidth = window->w;
pparams.BackBufferHeight = window->h;
325
326
if (window->flags & SDL_WINDOW_FULLSCREEN) {
pparams.BackBufferFormat =
327
PixelFormatToD3DFMT(display->fullscreen_mode.format);
328
329
330
} else {
pparams.BackBufferFormat = D3DFMT_UNKNOWN;
}
331
if (flags & SDL_RENDERER_PRESENTFLIP2) {
332
333
pparams.BackBufferCount = 2;
pparams.SwapEffect = D3DSWAPEFFECT_FLIP;
334
} else if (flags & SDL_RENDERER_PRESENTFLIP3) {
335
336
pparams.BackBufferCount = 3;
pparams.SwapEffect = D3DSWAPEFFECT_FLIP;
337
} else if (flags & SDL_RENDERER_PRESENTCOPY) {
338
339
340
341
342
343
344
345
pparams.BackBufferCount = 1;
pparams.SwapEffect = D3DSWAPEFFECT_COPY;
} else {
pparams.BackBufferCount = 1;
pparams.SwapEffect = D3DSWAPEFFECT_DISCARD;
}
if (window->flags & SDL_WINDOW_FULLSCREEN) {
pparams.Windowed = FALSE;
346
pparams.FullScreen_RefreshRateInHz =
347
display->fullscreen_mode.refresh_rate;
348
349
} else {
pparams.Windowed = TRUE;
350
pparams.FullScreen_RefreshRateInHz = 0;
351
}
352
if (flags & SDL_RENDERER_PRESENTVSYNC) {
353
354
355
356
pparams.PresentationInterval = D3DPRESENT_INTERVAL_ONE;
} else {
pparams.PresentationInterval = D3DPRESENT_INTERVAL_IMMEDIATE;
}
357
358
359
360
361
362
363
result = IDirect3D9_CreateDevice(videodata->d3d, D3DADAPTER_DEFAULT, /* FIXME */
D3DDEVTYPE_HAL,
windowdata->hwnd,
D3DCREATE_SOFTWARE_VERTEXPROCESSING,
&pparams, &data->device);
if (FAILED(result)) {
364
D3D_DestroyRenderer(renderer);
365
366
367
368
369
D3D_SetError("CreateDevice()", result);
return NULL;
}
data->beginScene = SDL_TRUE;
370
371
372
/* Get presentation parameters to fill info */
result = IDirect3DDevice9_GetSwapChain(data->device, 0, &chain);
if (FAILED(result)) {
373
D3D_DestroyRenderer(renderer);
374
375
376
377
378
379
D3D_SetError("GetSwapChain()", result);
return NULL;
}
result = IDirect3DSwapChain9_GetPresentParameters(chain, &pparams);
if (FAILED(result)) {
IDirect3DSwapChain9_Release(chain);
380
D3D_DestroyRenderer(renderer);
381
382
383
384
385
386
D3D_SetError("GetPresentParameters()", result);
return NULL;
}
IDirect3DSwapChain9_Release(chain);
switch (pparams.SwapEffect) {
case D3DSWAPEFFECT_COPY:
387
renderer->info.flags |= SDL_RENDERER_PRESENTCOPY;
388
389
390
391
break;
case D3DSWAPEFFECT_FLIP:
switch (pparams.BackBufferCount) {
case 2:
392
renderer->info.flags |= SDL_RENDERER_PRESENTFLIP2;
393
394
break;
case 3:
395
renderer->info.flags |= SDL_RENDERER_PRESENTFLIP3;
396
397
398
399
break;
}
break;
case D3DSWAPEFFECT_DISCARD:
400
renderer->info.flags |= SDL_RENDERER_PRESENTDISCARD;
401
402
403
break;
}
if (pparams.PresentationInterval == D3DPRESENT_INTERVAL_ONE) {
404
renderer->info.flags |= SDL_RENDERER_PRESENTVSYNC;
405
}
406
data->pparams = pparams;
407
408
409
410
IDirect3DDevice9_GetDeviceCaps(data->device, &caps);
renderer->info.max_texture_width = caps.MaxTextureWidth;
renderer->info.max_texture_height = caps.MaxTextureHeight;
411
412
/* Set up parameters for rendering */
413
IDirect3DDevice9_SetVertexShader(data->device, NULL);
414
415
IDirect3DDevice9_SetFVF(data->device,
D3DFVF_XYZRHW | D3DFVF_DIFFUSE | D3DFVF_TEX1);
416
IDirect3DDevice9_SetRenderState(data->device, D3DRS_ZENABLE, D3DZB_FALSE);
417
418
IDirect3DDevice9_SetRenderState(data->device, D3DRS_CULLMODE,
D3DCULL_NONE);
419
IDirect3DDevice9_SetRenderState(data->device, D3DRS_LIGHTING, FALSE);
420
421
422
423
424
425
426
427
428
429
430
431
432
433
/* 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);
434
435
436
437
438
/* 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);
439
440
441
442
return renderer;
}
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
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);
460
461
IDirect3DDevice9_SetFVF(data->device,
D3DFVF_XYZRHW | D3DFVF_DIFFUSE | D3DFVF_TEX1);
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
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);
}
486
static int
487
D3D_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture)
488
{
489
D3D_RenderData *renderdata = (D3D_RenderData *) renderer->driverdata;
490
491
SDL_Window *window = SDL_GetWindowFromID(renderer->window);
SDL_VideoDisplay *display = SDL_GetDisplayFromWindow(window);
492
D3D_TextureData *data;
493
HRESULT result;
494
495
data = (D3D_TextureData *) SDL_calloc(1, sizeof(*data));
496
497
498
499
500
501
502
if (!data) {
SDL_OutOfMemory();
return -1;
}
texture->driverdata = data;
503
504
505
506
result =
IDirect3DDevice9_CreateTexture(renderdata->device, texture->w,
texture->h, 1, 0,
PixelFormatToD3DFMT(texture->format),
507
D3DPOOL_SDL, &data->texture, NULL);
508
509
510
511
512
513
if (FAILED(result)) {
D3D_SetError("CreateTexture()", result);
return -1;
}
return 0;
514
515
516
}
static int
517
518
D3D_SetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture,
const SDL_Color * colors, int firstcolor, int ncolors)
519
{
520
521
D3D_RenderData *renderdata = (D3D_RenderData *) renderer->driverdata;
D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
522
523
return 0;
524
525
526
}
static int
527
528
D3D_GetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture,
SDL_Color * colors, int firstcolor, int ncolors)
529
{
530
D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
531
532
return 0;
533
534
}
535
536
537
static int
D3D_SetTextureColorMod(SDL_Renderer * renderer, SDL_Texture * texture)
{
538
return 0;
539
540
541
542
543
}
static int
D3D_SetTextureAlphaMod(SDL_Renderer * renderer, SDL_Texture * texture)
{
544
return 0;
545
546
547
548
549
550
}
static int
D3D_SetTextureBlendMode(SDL_Renderer * renderer, SDL_Texture * texture)
{
switch (texture->blendMode) {
551
552
553
554
555
case SDL_BLENDMODE_NONE:
case SDL_BLENDMODE_MASK:
case SDL_BLENDMODE_BLEND:
case SDL_BLENDMODE_ADD:
case SDL_BLENDMODE_MOD:
556
557
558
return 0;
default:
SDL_Unsupported();
559
texture->blendMode = SDL_BLENDMODE_NONE;
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
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;
}
581
#ifdef SDL_MEMORY_POOL_DEFAULT
582
static int
583
584
D3D_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
const SDL_Rect * rect, const void *pixels, int pitch)
585
{
586
587
D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
D3D_RenderData *renderdata = (D3D_RenderData *) renderer->driverdata;
588
589
590
591
592
593
594
IDirect3DTexture9 *temp;
RECT d3drect;
D3DLOCKED_RECT locked;
const Uint8 *src;
Uint8 *dst;
int row, length;
HRESULT result;
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
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;
}
617
618
619
620
621
622
623
624
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;
625
}
626
627
628
629
630
IDirect3DTexture9_UnlockRect(temp, 0);
result =
IDirect3DDevice9_UpdateTexture(renderdata->device,
(IDirect3DBaseTexture9 *) temp,
631
632
(IDirect3DBaseTexture9 *)
data->texture);
633
634
635
636
637
638
IDirect3DTexture9_Release(temp);
if (FAILED(result)) {
D3D_SetError("UpdateTexture()", result);
return -1;
}
return 0;
639
}
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
#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;
659
660
result =
IDirect3DTexture9_LockRect(data->texture, 0, &locked, &d3drect, 0);
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
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
678
679
static int
680
681
682
D3D_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
const SDL_Rect * rect, int markDirty, void **pixels,
int *pitch)
683
{
684
D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
685
686
687
RECT d3drect;
D3DLOCKED_RECT locked;
HRESULT result;
688
689
690
691
692
693
694
695
696
697
698
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);
699
return -1;
700
}
701
702
703
*pixels = locked.pBits;
*pitch = locked.Pitch;
return 0;
704
705
706
}
static void
707
D3D_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture)
708
{
709
D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
710
711
IDirect3DTexture9_UnlockRect(data->texture, 0);
712
713
714
}
static void
715
716
D3D_DirtyTexture(SDL_Renderer * renderer, SDL_Texture * texture, int numrects,
const SDL_Rect * rects)
717
{
718
D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
719
720
721
722
723
724
725
726
727
728
729
730
731
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);
}
732
733
}
734
static void
735
D3D_SetBlendMode(D3D_RenderData * data, int blendMode)
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
{
switch (blendMode) {
case SDL_BLENDMODE_NONE:
IDirect3DDevice9_SetRenderState(data->device, D3DRS_ALPHABLENDENABLE,
FALSE);
break;
case SDL_BLENDMODE_MASK:
case SDL_BLENDMODE_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_BLENDMODE_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_BLENDMODE_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;
}
}
static int
D3D_RenderPoint(SDL_Renderer * renderer, int x, int y)
{
D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
DWORD color;
Vertex vertices[1];
HRESULT result;
if (data->beginScene) {
IDirect3DDevice9_BeginScene(data->device);
data->beginScene = SDL_FALSE;
}
color = D3DCOLOR_ARGB(renderer->a, renderer->r, renderer->g, renderer->b);
vertices[0].x = (float) x - 0.5f;
vertices[0].y = (float) y - 0.5f;
vertices[0].z = 0.0f;
vertices[0].rhw = 1.0f;
vertices[0].color = color;
vertices[0].u = 0.0f;
vertices[0].v = 0.0f;
D3D_SetBlendMode(data, renderer->blendMode);
795
796
797
result =
IDirect3DDevice9_SetTexture(data->device, 0,
(IDirect3DBaseTexture9 *) 0);
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
if (FAILED(result)) {
D3D_SetError("SetTexture()", result);
return -1;
}
result =
IDirect3DDevice9_DrawPrimitiveUP(data->device, D3DPT_POINTLIST, 1,
vertices, sizeof(*vertices));
if (FAILED(result)) {
D3D_SetError("DrawPrimitiveUP()", result);
return -1;
}
return 0;
}
static int
D3D_RenderLine(SDL_Renderer * renderer, int x1, int y1, int x2, int y2)
{
D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
DWORD color;
Vertex vertices[2];
HRESULT result;
if (data->beginScene) {
IDirect3DDevice9_BeginScene(data->device);
data->beginScene = SDL_FALSE;
}
color = D3DCOLOR_ARGB(renderer->a, renderer->r, renderer->g, renderer->b);
vertices[0].x = (float) x1 - 0.5f;
vertices[0].y = (float) y1 - 0.5f;
vertices[0].z = 0.0f;
vertices[0].rhw = 1.0f;
vertices[0].color = color;
vertices[0].u = 0.0f;
vertices[0].v = 0.0f;
vertices[1].x = (float) x2 - 0.5f;
vertices[1].y = (float) y2 - 0.5f;
vertices[1].z = 0.0f;
vertices[1].rhw = 1.0f;
vertices[1].color = color;
vertices[1].u = 0.0f;
vertices[1].v = 0.0f;
D3D_SetBlendMode(data, renderer->blendMode);
845
846
847
result =
IDirect3DDevice9_SetTexture(data->device, 0,
(IDirect3DBaseTexture9 *) 0);
848
849
850
851
852
853
854
855
856
857
858
859
860
861
if (FAILED(result)) {
D3D_SetError("SetTexture()", result);
return -1;
}
result =
IDirect3DDevice9_DrawPrimitiveUP(data->device, D3DPT_LINELIST, 1,
vertices, sizeof(*vertices));
if (FAILED(result)) {
D3D_SetError("DrawPrimitiveUP()", result);
return -1;
}
return 0;
}
862
static int
863
D3D_RenderFill(SDL_Renderer * renderer, const SDL_Rect * rect)
864
{
865
D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
866
867
868
float minx, miny, maxx, maxy;
DWORD color;
Vertex vertices[4];
869
HRESULT result;
870
871
872
873
874
if (data->beginScene) {
IDirect3DDevice9_BeginScene(data->device);
data->beginScene = SDL_FALSE;
}
875
876
877
878
879
880
881
minx = (float) rect->x - 0.5f;
miny = (float) rect->y - 0.5f;
maxx = (float) rect->x + rect->w - 0.5f;
maxy = (float) rect->y + rect->h - 0.5f;
color = D3DCOLOR_ARGB(renderer->a, renderer->r, renderer->g, renderer->b);
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
vertices[0].x = minx;
vertices[0].y = miny;
vertices[0].z = 0.0f;
vertices[0].rhw = 1.0f;
vertices[0].color = color;
vertices[0].u = 0.0f;
vertices[0].v = 0.0f;
vertices[1].x = maxx;
vertices[1].y = miny;
vertices[1].z = 0.0f;
vertices[1].rhw = 1.0f;
vertices[1].color = color;
vertices[1].u = 0.0f;
vertices[1].v = 0.0f;
vertices[2].x = maxx;
vertices[2].y = maxy;
vertices[2].z = 0.0f;
vertices[2].rhw = 1.0f;
vertices[2].color = color;
vertices[2].u = 0.0f;
vertices[2].v = 0.0f;
vertices[3].x = minx;
vertices[3].y = maxy;
vertices[3].z = 0.0f;
vertices[3].rhw = 1.0f;
vertices[3].color = color;
vertices[3].u = 0.0f;
vertices[3].v = 0.0f;
D3D_SetBlendMode(data, renderer->blendMode);
917
918
919
result =
IDirect3DDevice9_SetTexture(data->device, 0,
(IDirect3DBaseTexture9 *) 0);
920
921
922
923
if (FAILED(result)) {
D3D_SetError("SetTexture()", result);
return -1;
}
924
result =
925
926
IDirect3DDevice9_DrawPrimitiveUP(data->device, D3DPT_TRIANGLEFAN, 2,
vertices, sizeof(*vertices));
927
if (FAILED(result)) {
928
D3D_SetError("DrawPrimitiveUP()", result);
929
930
return -1;
}
931
932
933
934
return 0;
}
static int
935
D3D_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
936
const SDL_Rect * srcrect, const SDL_Rect * dstrect)
937
{
938
939
D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
D3D_TextureData *texturedata = (D3D_TextureData *) texture->driverdata;
940
float minx, miny, maxx, maxy;
941
float minu, maxu, minv, maxv;
942
DWORD color;
943
944
Vertex vertices[4];
HRESULT result;
945
946
947
948
949
if (data->beginScene) {
IDirect3DDevice9_BeginScene(data->device);
data->beginScene = SDL_FALSE;
}
950
951
952
953
954
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;
955
956
957
958
959
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;
960
961
962
color = D3DCOLOR_ARGB(texture->a, texture->r, texture->g, texture->b);
963
964
965
vertices[0].x = minx;
vertices[0].y = miny;
vertices[0].z = 0.0f;
966
vertices[0].rhw = 1.0f;
967
vertices[0].color = color;
968
969
970
vertices[0].u = minu;
vertices[0].v = minv;
971
972
973
vertices[1].x = maxx;
vertices[1].y = miny;
vertices[1].z = 0.0f;
974
vertices[1].rhw = 1.0f;
975
vertices[1].color = color;
976
977
978
vertices[1].u = maxu;
vertices[1].v = minv;
979
980
981
vertices[2].x = maxx;
vertices[2].y = maxy;
vertices[2].z = 0.0f;
982
vertices[2].rhw = 1.0f;
983
vertices[2].color = color;
984
985
986
vertices[2].u = maxu;
vertices[2].v = maxv;
987
988
989
vertices[3].x = minx;
vertices[3].y = maxy;
vertices[3].z = 0.0f;
990
vertices[3].rhw = 1.0f;
991
vertices[3].color = color;
992
993
vertices[3].u = minu;
vertices[3].v = maxv;
994
995
D3D_SetBlendMode(data, texture->blendMode);
996
997
switch (texture->scaleMode) {
998
999
case SDL_TEXTURESCALEMODE_NONE:
case SDL_TEXTURESCALEMODE_FAST:
1000
IDirect3DDevice9_SetSamplerState(data->device, 0, D3DSAMP_MINFILTER,