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[wine/multimedia.git] / dlls / wined3d / baseshader.c
blob19bd0c3fa64fc6ba717c71ed96407bda3c12b4b2
1 /*
2 * shaders implementation
3 *
4 * Copyright 2002-2003 Jason Edmeades
5 * Copyright 2002-2003 Raphael Junqueira
6 * Copyright 2004 Christian Costa
7 * Copyright 2005 Oliver Stieber
8 * Copyright 2006 Ivan Gyurdiev
9 * Copyright 2007-2008 Stefan Dösinger for CodeWeavers
10 * Copyright 2009 Henri Verbeet for CodeWeavers
11 *
12 * This library is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU Lesser General Public
14 * License as published by the Free Software Foundation; either
15 * version 2.1 of the License, or (at your option) any later version.
16 *
17 * This library is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 * Lesser General Public License for more details.
21 *
22 * You should have received a copy of the GNU Lesser General Public
23 * License along with this library; if not, write to the Free Software
24 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
25 */
26
27 #include "config.h"
28 #include <string.h>
29 #include <stdio.h>
30 #include "wined3d_private.h"
31
32 WINE_DEFAULT_DEBUG_CHANNEL(d3d_shader);
33 WINE_DECLARE_DEBUG_CHANNEL(d3d);
34
35 static const char *shader_opcode_names[] =
36 {
37 /* WINED3DSIH_ABS */ "abs",
38 /* WINED3DSIH_ADD */ "add",
39 /* WINED3DSIH_BEM */ "bem",
40 /* WINED3DSIH_BREAK */ "break",
41 /* WINED3DSIH_BREAKC */ "breakc",
42 /* WINED3DSIH_BREAKP */ "breakp",
43 /* WINED3DSIH_CALL */ "call",
44 /* WINED3DSIH_CALLNZ */ "callnz",
45 /* WINED3DSIH_CMP */ "cmp",
46 /* WINED3DSIH_CND */ "cnd",
47 /* WINED3DSIH_CRS */ "crs",
48 /* WINED3DSIH_DCL */ "dcl",
49 /* WINED3DSIH_DEF */ "def",
50 /* WINED3DSIH_DEFB */ "defb",
51 /* WINED3DSIH_DEFI */ "defi",
52 /* WINED3DSIH_DP2ADD */ "dp2add",
53 /* WINED3DSIH_DP3 */ "dp3",
54 /* WINED3DSIH_DP4 */ "dp4",
55 /* WINED3DSIH_DST */ "dst",
56 /* WINED3DSIH_DSX */ "dsx",
57 /* WINED3DSIH_DSY */ "dsy",
58 /* WINED3DSIH_ELSE */ "else",
59 /* WINED3DSIH_ENDIF */ "endif",
60 /* WINED3DSIH_ENDLOOP */ "endloop",
61 /* WINED3DSIH_ENDREP */ "endrep",
62 /* WINED3DSIH_EXP */ "exp",
63 /* WINED3DSIH_EXPP */ "expp",
64 /* WINED3DSIH_FRC */ "frc",
65 /* WINED3DSIH_IF */ "if",
66 /* WINED3DSIH_IFC */ "ifc",
67 /* WINED3DSIH_LABEL */ "label",
68 /* WINED3DSIH_LIT */ "lit",
69 /* WINED3DSIH_LOG */ "log",
70 /* WINED3DSIH_LOGP */ "logp",
71 /* WINED3DSIH_LOOP */ "loop",
72 /* WINED3DSIH_LRP */ "lrp",
73 /* WINED3DSIH_M3x2 */ "m3x2",
74 /* WINED3DSIH_M3x3 */ "m3x3",
75 /* WINED3DSIH_M3x4 */ "m3x4",
76 /* WINED3DSIH_M4x3 */ "m4x3",
77 /* WINED3DSIH_M4x4 */ "m4x4",
78 /* WINED3DSIH_MAD */ "mad",
79 /* WINED3DSIH_MAX */ "max",
80 /* WINED3DSIH_MIN */ "min",
81 /* WINED3DSIH_MOV */ "mov",
82 /* WINED3DSIH_MOVA */ "mova",
83 /* WINED3DSIH_MUL */ "mul",
84 /* WINED3DSIH_NOP */ "nop",
85 /* WINED3DSIH_NRM */ "nrm",
86 /* WINED3DSIH_PHASE */ "phase",
87 /* WINED3DSIH_POW */ "pow",
88 /* WINED3DSIH_RCP */ "rcp",
89 /* WINED3DSIH_REP */ "rep",
90 /* WINED3DSIH_RET */ "ret",
91 /* WINED3DSIH_RSQ */ "rsq",
92 /* WINED3DSIH_SETP */ "setp",
93 /* WINED3DSIH_SGE */ "sge",
94 /* WINED3DSIH_SGN */ "sgn",
95 /* WINED3DSIH_SINCOS */ "sincos",
96 /* WINED3DSIH_SLT */ "slt",
97 /* WINED3DSIH_SUB */ "sub",
98 /* WINED3DSIH_TEX */ "texld",
99 /* WINED3DSIH_TEXBEM */ "texbem",
100 /* WINED3DSIH_TEXBEML */ "texbeml",
101 /* WINED3DSIH_TEXCOORD */ "texcrd",
102 /* WINED3DSIH_TEXDEPTH */ "texdepth",
103 /* WINED3DSIH_TEXDP3 */ "texdp3",
104 /* WINED3DSIH_TEXDP3TEX */ "texdp3tex",
105 /* WINED3DSIH_TEXKILL */ "texkill",
106 /* WINED3DSIH_TEXLDD */ "texldd",
107 /* WINED3DSIH_TEXLDL */ "texldl",
108 /* WINED3DSIH_TEXM3x2DEPTH */ "texm3x2depth",
109 /* WINED3DSIH_TEXM3x2PAD */ "texm3x2pad",
110 /* WINED3DSIH_TEXM3x2TEX */ "texm3x2tex",
111 /* WINED3DSIH_TEXM3x3 */ "texm3x3",
112 /* WINED3DSIH_TEXM3x3DIFF */ "texm3x3diff",
113 /* WINED3DSIH_TEXM3x3PAD */ "texm3x3pad",
114 /* WINED3DSIH_TEXM3x3SPEC */ "texm3x3spec",
115 /* WINED3DSIH_TEXM3x3TEX */ "texm3x3tex",
116 /* WINED3DSIH_TEXM3x3VSPEC */ "texm3x3vspec",
117 /* WINED3DSIH_TEXREG2AR */ "texreg2ar",
118 /* WINED3DSIH_TEXREG2GB */ "texreg2gb",
119 /* WINED3DSIH_TEXREG2RGB */ "texreg2rgb",
120 };
121
122 const struct wined3d_shader_frontend *shader_select_frontend(DWORD version_token)
123 {
124 switch (version_token >> 16)
125 {
126 case WINED3D_SM1_VS:
127 case WINED3D_SM1_PS:
128 return &sm1_shader_frontend;
129
130 case WINED3D_SM4_PS:
131 case WINED3D_SM4_VS:
132 case WINED3D_SM4_GS:
133 return &sm4_shader_frontend;
134
135 default:
136 FIXME("Unrecognised version token %#x\n", version_token);
137 return NULL;
138 }
139 }
140
141 static inline BOOL shader_is_version_token(DWORD token) {
142 return shader_is_pshader_version(token) ||
143 shader_is_vshader_version(token);
144 }
145
146 void shader_buffer_init(struct SHADER_BUFFER *buffer)
147 {
148 buffer->buffer = HeapAlloc(GetProcessHeap(), 0, SHADER_PGMSIZE);
149 buffer->buffer[0] = '\0';
150 buffer->bsize = 0;
151 buffer->lineNo = 0;
152 buffer->newline = TRUE;
153 }
154
155 void shader_buffer_free(struct SHADER_BUFFER *buffer)
156 {
157 HeapFree(GetProcessHeap(), 0, buffer->buffer);
158 }
159
160 int shader_vaddline(SHADER_BUFFER* buffer, const char *format, va_list args)
161 {
162 char* base = buffer->buffer + buffer->bsize;
163 int rc;
164
165 rc = vsnprintf(base, SHADER_PGMSIZE - 1 - buffer->bsize, format, args);
166
167 if (rc < 0 || /* C89 */
168 rc > SHADER_PGMSIZE - 1 - buffer->bsize) { /* C99 */
169
170 ERR("The buffer allocated for the shader program string "
171 "is too small at %d bytes.\n", SHADER_PGMSIZE);
172 buffer->bsize = SHADER_PGMSIZE - 1;
173 return -1;
174 }
175
176 if (buffer->newline) {
177 TRACE("GL HW (%u, %u) : %s", buffer->lineNo + 1, buffer->bsize, base);
178 buffer->newline = FALSE;
179 } else {
180 TRACE("%s", base);
181 }
182
183 buffer->bsize += rc;
184 if (buffer->buffer[buffer->bsize-1] == '\n') {
185 buffer->lineNo++;
186 buffer->newline = TRUE;
187 }
188 return 0;
189 }
190
191 int shader_addline(SHADER_BUFFER* buffer, const char *format, ...)
192 {
193 int ret;
194 va_list args;
195
196 va_start(args, format);
197 ret = shader_vaddline(buffer, format, args);
198 va_end(args);
199
200 return ret;
201 }
202
203 void shader_init(struct IWineD3DBaseShaderClass *shader, IWineD3DDevice *device)
204 {
205 shader->ref = 1;
206 shader->device = device;
207 list_init(&shader->linked_programs);
208 }
209
210 /* Convert floating point offset relative
211 * to a register file to an absolute offset for float constants */
212 static unsigned int shader_get_float_offset(WINED3DSHADER_PARAM_REGISTER_TYPE register_type, UINT register_idx)
213 {
214 switch (register_type)
215 {
216 case WINED3DSPR_CONST: return register_idx;
217 case WINED3DSPR_CONST2: return 2048 + register_idx;
218 case WINED3DSPR_CONST3: return 4096 + register_idx;
219 case WINED3DSPR_CONST4: return 6144 + register_idx;
220 default:
221 FIXME("Unsupported register type: %d\n", register_type);
222 return register_idx;
223 }
224 }
225
226 static void shader_delete_constant_list(struct list* clist) {
227
228 struct list *ptr;
229 struct local_constant* constant;
230
231 ptr = list_head(clist);
232 while (ptr) {
233 constant = LIST_ENTRY(ptr, struct local_constant, entry);
234 ptr = list_next(clist, ptr);
235 HeapFree(GetProcessHeap(), 0, constant);
236 }
237 list_init(clist);
238 }
239
240 static void shader_record_register_usage(IWineD3DBaseShaderImpl *This, struct shader_reg_maps *reg_maps,
241 DWORD register_type, UINT register_idx, BOOL has_rel_addr, BOOL pshader)
242 {
243 switch (register_type)
244 {
245 case WINED3DSPR_TEXTURE: /* WINED3DSPR_ADDR */
246 if (pshader) reg_maps->texcoord[register_idx] = 1;
247 else reg_maps->address[register_idx] = 1;
248 break;
249
250 case WINED3DSPR_TEMP:
251 reg_maps->temporary[register_idx] = 1;
252 break;
253
254 case WINED3DSPR_INPUT:
255 if (!pshader) reg_maps->attributes[register_idx] = 1;
256 else
257 {
258 if (has_rel_addr)
259 {
260 /* If relative addressing is used, we must assume that all registers
261 * are used. Even if it is a construct like v3[aL], we can't assume
262 * that v0, v1 and v2 aren't read because aL can be negative */
263 unsigned int i;
264 for (i = 0; i < MAX_REG_INPUT; ++i)
265 {
266 ((IWineD3DPixelShaderImpl *)This)->input_reg_used[i] = TRUE;
267 }
268 }
269 else
270 {
271 ((IWineD3DPixelShaderImpl *)This)->input_reg_used[register_idx] = TRUE;
272 }
273 }
274 break;
275
276 case WINED3DSPR_RASTOUT:
277 if (register_idx == 1) reg_maps->fog = 1;
278 break;
279
280 case WINED3DSPR_MISCTYPE:
281 if (pshader && register_idx == 0) reg_maps->vpos = 1;
282 break;
283
284 case WINED3DSPR_CONST:
285 if (has_rel_addr)
286 {
287 if (!pshader)
288 {
289 if (register_idx <= ((IWineD3DVertexShaderImpl *)This)->min_rel_offset)
290 ((IWineD3DVertexShaderImpl *)This)->min_rel_offset = register_idx;
291 else if (register_idx >= ((IWineD3DVertexShaderImpl *)This)->max_rel_offset)
292 ((IWineD3DVertexShaderImpl *)This)->max_rel_offset = register_idx;
293 }
294 reg_maps->usesrelconstF = TRUE;
295 }
296 break;
297
298 case WINED3DSPR_CONSTINT:
299 reg_maps->integer_constants |= (1 << register_idx);
300 break;
301
302 case WINED3DSPR_CONSTBOOL:
303 reg_maps->boolean_constants |= (1 << register_idx);
304 break;
305
306 default:
307 TRACE("Not recording register of type %#x and idx %u\n", register_type, register_idx);
308 break;
309 }
310 }
311
312 /* Note that this does not count the loop register
313 * as an address register. */
314
315 HRESULT shader_get_registers_used(IWineD3DBaseShader *iface, const struct wined3d_shader_frontend *fe,
316 struct shader_reg_maps *reg_maps, struct wined3d_shader_semantic *semantics_in,
317 struct wined3d_shader_semantic *semantics_out, const DWORD *byte_code)
318 {
319 IWineD3DBaseShaderImpl* This = (IWineD3DBaseShaderImpl*) iface;
320 void *fe_data = This->baseShader.frontend_data;
321 struct wined3d_shader_version shader_version;
322 unsigned int cur_loop_depth = 0, max_loop_depth = 0;
323 const DWORD* pToken = byte_code;
324 char pshader;
325
326 /* There are some minor differences between pixel and vertex shaders */
327
328 memset(reg_maps, 0, sizeof(*reg_maps));
329
330 /* get_registers_used is called on every compile on some 1.x shaders, which can result
331 * in stacking up a collection of local constants. Delete the old constants if existing
332 */
333 shader_delete_constant_list(&This->baseShader.constantsF);
334 shader_delete_constant_list(&This->baseShader.constantsB);
335 shader_delete_constant_list(&This->baseShader.constantsI);
336
337 fe->shader_read_header(fe_data, &pToken, &shader_version);
338 reg_maps->shader_version = shader_version;
339 pshader = shader_is_pshader_version(shader_version.type);
340
341 while (!fe->shader_is_end(fe_data, &pToken))
342 {
343 struct wined3d_shader_instruction ins;
344 const char *comment;
345 UINT param_size;
346
347 /* Skip comments */
348 fe->shader_read_comment(&pToken, &comment);
349 if (comment) continue;
350
351 /* Fetch opcode */
352 fe->shader_read_opcode(fe_data, &pToken, &ins, &param_size);
353
354 /* Unhandled opcode, and its parameters */
355 if (ins.handler_idx == WINED3DSIH_TABLE_SIZE)
356 {
357 TRACE("Skipping unrecognized instruction.\n");
358 pToken += param_size;
359 continue;
360 }
361
362 /* Handle declarations */
363 if (ins.handler_idx == WINED3DSIH_DCL)
364 {
365 struct wined3d_shader_semantic semantic;
366
367 fe->shader_read_semantic(&pToken, &semantic);
368
369 switch (semantic.reg.register_type)
370 {
371 /* Vshader: mark attributes used
372 * Pshader: mark 3.0 input registers used, save token */
373 case WINED3DSPR_INPUT:
374 if (!pshader) reg_maps->attributes[semantic.reg.register_idx] = 1;
375 else reg_maps->packed_input[semantic.reg.register_idx] = 1;
376 semantics_in[semantic.reg.register_idx] = semantic;
377 break;
378
379 /* Vshader: mark 3.0 output registers used, save token */
380 case WINED3DSPR_OUTPUT:
381 reg_maps->packed_output[semantic.reg.register_idx] = 1;
382 semantics_out[semantic.reg.register_idx] = semantic;
383 if (semantic.usage == WINED3DDECLUSAGE_FOG) reg_maps->fog = 1;
384 break;
385
386 /* Save sampler usage token */
387 case WINED3DSPR_SAMPLER:
388 reg_maps->sampler_type[semantic.reg.register_idx] = semantic.sampler_type;
389 break;
390
391 default:
392 TRACE("Not recording DCL register type %#x.\n", semantic.reg.register_type);
393 break;
394 }
395 }
396 else if (ins.handler_idx == WINED3DSIH_DEF)
397 {
398 struct wined3d_shader_dst_param dst;
399 struct wined3d_shader_src_param rel_addr;
400
401 local_constant* lconst = HeapAlloc(GetProcessHeap(), 0, sizeof(local_constant));
402 if (!lconst) return E_OUTOFMEMORY;
403
404 fe->shader_read_dst_param(fe_data, &pToken, &dst, &rel_addr);
405 lconst->idx = dst.register_idx;
406
407 memcpy(lconst->value, pToken, 4 * sizeof(DWORD));
408 pToken += 4;
409
410 /* In pixel shader 1.X shaders, the constants are clamped between [-1;1] */
411 if (shader_version.major == 1 && pshader)
412 {
413 float *value = (float *) lconst->value;
414 if(value[0] < -1.0) value[0] = -1.0;
415 else if(value[0] > 1.0) value[0] = 1.0;
416 if(value[1] < -1.0) value[1] = -1.0;
417 else if(value[1] > 1.0) value[1] = 1.0;
418 if(value[2] < -1.0) value[2] = -1.0;
419 else if(value[2] > 1.0) value[2] = 1.0;
420 if(value[3] < -1.0) value[3] = -1.0;
421 else if(value[3] > 1.0) value[3] = 1.0;
422 }
423
424 list_add_head(&This->baseShader.constantsF, &lconst->entry);
425 }
426 else if (ins.handler_idx == WINED3DSIH_DEFI)
427 {
428 struct wined3d_shader_dst_param dst;
429 struct wined3d_shader_src_param rel_addr;
430
431 local_constant* lconst = HeapAlloc(GetProcessHeap(), 0, sizeof(local_constant));
432 if (!lconst) return E_OUTOFMEMORY;
433
434 fe->shader_read_dst_param(fe_data, &pToken, &dst, &rel_addr);
435 lconst->idx = dst.register_idx;
436
437 memcpy(lconst->value, pToken, 4 * sizeof(DWORD));
438 pToken += 4;
439
440 list_add_head(&This->baseShader.constantsI, &lconst->entry);
441 }
442 else if (ins.handler_idx == WINED3DSIH_DEFB)
443 {
444 struct wined3d_shader_dst_param dst;
445 struct wined3d_shader_src_param rel_addr;
446
447 local_constant* lconst = HeapAlloc(GetProcessHeap(), 0, sizeof(local_constant));
448 if (!lconst) return E_OUTOFMEMORY;
449
450 fe->shader_read_dst_param(fe_data, &pToken, &dst, &rel_addr);
451 lconst->idx = dst.register_idx;
452
453 memcpy(lconst->value, pToken, sizeof(DWORD));
454 ++pToken;
455
456 list_add_head(&This->baseShader.constantsB, &lconst->entry);
457 }
458 /* If there's a loop in the shader */
459 else if (ins.handler_idx == WINED3DSIH_LOOP
460 || ins.handler_idx == WINED3DSIH_REP)
461 {
462 struct wined3d_shader_src_param src, rel_addr;
463
464 fe->shader_read_src_param(fe_data, &pToken, &src, &rel_addr);
465
466 /* Rep and Loop always use an integer constant for the control parameters */
467 if (ins.handler_idx == WINED3DSIH_REP)
468 {
469 reg_maps->integer_constants |= 1 << src.register_idx;
470 }
471 else
472 {
473 fe->shader_read_src_param(fe_data, &pToken, &src, &rel_addr);
474 reg_maps->integer_constants |= 1 << src.register_idx;
475 }
476
477 cur_loop_depth++;
478 if(cur_loop_depth > max_loop_depth)
479 max_loop_depth = cur_loop_depth;
480 }
481 else if (ins.handler_idx == WINED3DSIH_ENDLOOP
482 || ins.handler_idx == WINED3DSIH_ENDREP)
483 {
484 cur_loop_depth--;
485 }
486 /* For subroutine prototypes */
487 else if (ins.handler_idx == WINED3DSIH_LABEL)
488 {
489 struct wined3d_shader_src_param src, rel_addr;
490
491 fe->shader_read_src_param(fe_data, &pToken, &src, &rel_addr);
492 reg_maps->labels[src.register_idx] = 1;
493 }
494 /* Set texture, address, temporary registers */
495 else
496 {
497 int i, limit;
498
499 /* This will loop over all the registers and try to
500 * make a bitmask of the ones we're interested in.
501 *
502 * Relative addressing tokens are ignored, but that's
503 * okay, since we'll catch any address registers when
504 * they are initialized (required by spec) */
505
506 if (ins.dst_count)
507 {
508 struct wined3d_shader_dst_param dst_param;
509 struct wined3d_shader_src_param dst_rel_addr;
510
511 fe->shader_read_dst_param(fe_data, &pToken, &dst_param, &dst_rel_addr);
512
513 /* WINED3DSPR_TEXCRDOUT is the same as WINED3DSPR_OUTPUT. _OUTPUT can be > MAX_REG_TEXCRD and
514 * is used in >= 3.0 shaders. Filter 3.0 shaders to prevent overflows, and also filter pixel
515 * shaders because TECRDOUT isn't used in them, but future register types might cause issues */
516 if (!pshader && shader_version.major < 3 && dst_param.register_type == WINED3DSPR_TEXCRDOUT)
517 {
518 reg_maps->texcoord_mask[dst_param.register_type] |= dst_param.write_mask;
519 }
520 else
521 {
522 shader_record_register_usage(This, reg_maps, dst_param.register_type,
523 dst_param.register_idx, !!dst_param.rel_addr, pshader);
524 }
525
526 /* Declare 1.X samplers implicitly, based on the destination reg. number */
527 if (shader_version.major == 1
528 && pshader /* Filter different instructions with the same enum values in VS */
529 && (ins.handler_idx == WINED3DSIH_TEX
530 || ins.handler_idx == WINED3DSIH_TEXBEM
531 || ins.handler_idx == WINED3DSIH_TEXBEML
532 || ins.handler_idx == WINED3DSIH_TEXDP3TEX
533 || ins.handler_idx == WINED3DSIH_TEXM3x2TEX
534 || ins.handler_idx == WINED3DSIH_TEXM3x3SPEC
535 || ins.handler_idx == WINED3DSIH_TEXM3x3TEX
536 || ins.handler_idx == WINED3DSIH_TEXM3x3VSPEC
537 || ins.handler_idx == WINED3DSIH_TEXREG2AR
538 || ins.handler_idx == WINED3DSIH_TEXREG2GB
539 || ins.handler_idx == WINED3DSIH_TEXREG2RGB))
540 {
541 /* Fake sampler usage, only set reserved bit and ttype */
542 DWORD sampler_code = dst_param.register_idx;
543
544 TRACE("Setting fake 2D sampler for 1.x pixelshader\n");
545 reg_maps->sampler_type[sampler_code] = WINED3DSTT_2D;
546
547 /* texbem is only valid with < 1.4 pixel shaders */
548 if (ins.handler_idx == WINED3DSIH_TEXBEM
549 || ins.handler_idx == WINED3DSIH_TEXBEML)
550 {
551 reg_maps->bumpmat[sampler_code] = TRUE;
552 if (ins.handler_idx == WINED3DSIH_TEXBEML)
553 {
554 reg_maps->luminanceparams[sampler_code] = TRUE;
555 }
556 }
557 }
558 else if (pshader && ins.handler_idx == WINED3DSIH_BEM)
559 {
560 reg_maps->bumpmat[dst_param.register_idx] = TRUE;
561 }
562 }
563
564 if (ins.handler_idx == WINED3DSIH_NRM)
565 {
566 reg_maps->usesnrm = 1;
567 }
568 else if (ins.handler_idx == WINED3DSIH_DSY)
569 {
570 reg_maps->usesdsy = 1;
571 }
572 else if(ins.handler_idx == WINED3DSIH_TEXLDD)
573 {
574 reg_maps->usestexldd = 1;
575 }
576
577 limit = ins.src_count + (ins.predicate ? 1 : 0);
578 for (i = 0; i < limit; ++i)
579 {
580 struct wined3d_shader_src_param src_param, src_rel_addr;
581
582 fe->shader_read_src_param(fe_data, &pToken, &src_param, &src_rel_addr);
583 shader_record_register_usage(This, reg_maps, src_param.register_type,
584 src_param.register_idx, !!src_param.rel_addr, pshader);
585 }
586 }
587 }
588 reg_maps->loop_depth = max_loop_depth;
589
590 This->baseShader.functionLength = ((char *)pToken - (char *)byte_code);
591
592 return WINED3D_OK;
593 }
594
595 static void shader_dump_decl_usage(const struct wined3d_shader_semantic *semantic,
596 const struct wined3d_shader_version *shader_version)
597 {
598 TRACE("dcl");
599
600 if (semantic->reg.register_type == WINED3DSPR_SAMPLER)
601 {
602 switch (semantic->sampler_type)
603 {
604 case WINED3DSTT_2D: TRACE("_2d"); break;
605 case WINED3DSTT_CUBE: TRACE("_cube"); break;
606 case WINED3DSTT_VOLUME: TRACE("_volume"); break;
607 default: TRACE("_unknown_ttype(0x%08x)", semantic->sampler_type);
608 }
609 }
610 else
611 {
612 /* Pixel shaders 3.0 don't have usage semantics */
613 if (shader_is_pshader_version(shader_version->type) && shader_version->major < 3)
614 return;
615 else
616 TRACE("_");
617
618 switch (semantic->usage)
619 {
620 case WINED3DDECLUSAGE_POSITION:
621 TRACE("position%d", semantic->usage_idx);
622 break;
623 case WINED3DDECLUSAGE_BLENDINDICES:
624 TRACE("blend");
625 break;
626 case WINED3DDECLUSAGE_BLENDWEIGHT:
627 TRACE("weight");
628 break;
629 case WINED3DDECLUSAGE_NORMAL:
630 TRACE("normal%d", semantic->usage_idx);
631 break;
632 case WINED3DDECLUSAGE_PSIZE:
633 TRACE("psize");
634 break;
635 case WINED3DDECLUSAGE_COLOR:
636 if (semantic->usage_idx == 0) TRACE("color");
637 else TRACE("specular%d", (semantic->usage_idx - 1));
638 break;
639 case WINED3DDECLUSAGE_TEXCOORD:
640 TRACE("texture%d", semantic->usage_idx);
641 break;
642 case WINED3DDECLUSAGE_TANGENT:
643 TRACE("tangent");
644 break;
645 case WINED3DDECLUSAGE_BINORMAL:
646 TRACE("binormal");
647 break;
648 case WINED3DDECLUSAGE_TESSFACTOR:
649 TRACE("tessfactor");
650 break;
651 case WINED3DDECLUSAGE_POSITIONT:
652 TRACE("positionT%d", semantic->usage_idx);
653 break;
654 case WINED3DDECLUSAGE_FOG:
655 TRACE("fog");
656 break;
657 case WINED3DDECLUSAGE_DEPTH:
658 TRACE("depth");
659 break;
660 case WINED3DDECLUSAGE_SAMPLE:
661 TRACE("sample");
662 break;
663 default:
664 FIXME("unknown_semantics(0x%08x)", semantic->usage);
665 }
666 }
667 }
668
669 static void shader_dump_register(WINED3DSHADER_PARAM_REGISTER_TYPE register_type, UINT register_idx,
670 enum wined3d_immconst_type immconst_type, const DWORD *immconst_data,
671 const struct wined3d_shader_src_param *rel_addr, const struct wined3d_shader_version *shader_version)
672 {
673 static const char * const rastout_reg_names[] = {"oPos", "oFog", "oPts"};
674 static const char * const misctype_reg_names[] = {"vPos", "vFace"};
675 UINT offset = register_idx;
676
677 switch (register_type)
678 {
679 case WINED3DSPR_TEMP:
680 TRACE("r");
681 break;
682
683 case WINED3DSPR_INPUT:
684 TRACE("v");
685 break;
686
687 case WINED3DSPR_CONST:
688 case WINED3DSPR_CONST2:
689 case WINED3DSPR_CONST3:
690 case WINED3DSPR_CONST4:
691 TRACE("c");
692 offset = shader_get_float_offset(register_type, register_idx);
693 break;
694
695 case WINED3DSPR_TEXTURE: /* vs: case WINED3DSPR_ADDR */
696 TRACE("%c", shader_is_pshader_version(shader_version->type) ? 't' : 'a');
697 break;
698
699 case WINED3DSPR_RASTOUT:
700 TRACE("%s", rastout_reg_names[register_idx]);
701 break;
702
703 case WINED3DSPR_COLOROUT:
704 TRACE("oC");
705 break;
706
707 case WINED3DSPR_DEPTHOUT:
708 TRACE("oDepth");
709 break;
710
711 case WINED3DSPR_ATTROUT:
712 TRACE("oD");
713 break;
714
715 case WINED3DSPR_TEXCRDOUT:
716 /* Vertex shaders >= 3.0 use general purpose output registers
717 * (WINED3DSPR_OUTPUT), which can include an address token */
718 if (shader_version->major >= 3) TRACE("o");
719 else TRACE("oT");
720 break;
721
722 case WINED3DSPR_CONSTINT:
723 TRACE("i");
724 break;
725
726 case WINED3DSPR_CONSTBOOL:
727 TRACE("b");
728 break;
729
730 case WINED3DSPR_LABEL:
731 TRACE("l");
732 break;
733
734 case WINED3DSPR_LOOP:
735 TRACE("aL");
736 break;
737
738 case WINED3DSPR_SAMPLER:
739 TRACE("s");
740 break;
741
742 case WINED3DSPR_MISCTYPE:
743 if (register_idx > 1) FIXME("Unhandled misctype register %d\n", register_idx);
744 else TRACE("%s", misctype_reg_names[register_idx]);
745 break;
746
747 case WINED3DSPR_PREDICATE:
748 TRACE("p");
749 break;
750
751 case WINED3DSPR_IMMCONST:
752 TRACE("l");
753 break;
754
755 default:
756 TRACE("unhandled_rtype(%#x)", register_type);
757 break;
758 }
759
760 if (register_type == WINED3DSPR_IMMCONST)
761 {
762 TRACE("(");
763 switch (immconst_type)
764 {
765 case WINED3D_IMMCONST_FLOAT:
766 TRACE("%.8e", *(float *)immconst_data);
767 break;
768
769 case WINED3D_IMMCONST_FLOAT4:
770 TRACE("%.8e, %.8e, %.8e, %.8e",
771 *(float *)&immconst_data[0], *(float *)&immconst_data[1],
772 *(float *)&immconst_data[2], *(float *)&immconst_data[3]);
773 break;
774
775 default:
776 TRACE("<unhandled immconst_type %#x>", immconst_type);
777 break;
778 }
779 TRACE(")");
780 }
781 else if (register_type != WINED3DSPR_RASTOUT && register_type != WINED3DSPR_MISCTYPE)
782 {
783 if (rel_addr)
784 {
785 TRACE("[");
786 shader_dump_src_param(rel_addr, shader_version);
787 TRACE(" + ");
788 }
789 TRACE("%u", offset);
790 if (rel_addr) TRACE("]");
791 }
792 }
793
794 void shader_dump_dst_param(const struct wined3d_shader_dst_param *param,
795 const struct wined3d_shader_version *shader_version)
796 {
797 DWORD write_mask = param->write_mask;
798
799 shader_dump_register(param->register_type, param->register_idx, 0, NULL, param->rel_addr, shader_version);
800
801 if (write_mask != WINED3DSP_WRITEMASK_ALL)
802 {
803 static const char *write_mask_chars = "xyzw";
804
805 TRACE(".");
806 if (write_mask & WINED3DSP_WRITEMASK_0) TRACE("%c", write_mask_chars[0]);
807 if (write_mask & WINED3DSP_WRITEMASK_1) TRACE("%c", write_mask_chars[1]);
808 if (write_mask & WINED3DSP_WRITEMASK_2) TRACE("%c", write_mask_chars[2]);
809 if (write_mask & WINED3DSP_WRITEMASK_3) TRACE("%c", write_mask_chars[3]);
810 }
811 }
812
813 void shader_dump_src_param(const struct wined3d_shader_src_param *param,
814 const struct wined3d_shader_version *shader_version)
815 {
816 DWORD src_modifier = param->modifiers;
817 DWORD swizzle = param->swizzle;
818
819 if (src_modifier == WINED3DSPSM_NEG
820 || src_modifier == WINED3DSPSM_BIASNEG
821 || src_modifier == WINED3DSPSM_SIGNNEG
822 || src_modifier == WINED3DSPSM_X2NEG
823 || src_modifier == WINED3DSPSM_ABSNEG)
824 TRACE("-");
825 else if (src_modifier == WINED3DSPSM_COMP)
826 TRACE("1-");
827 else if (src_modifier == WINED3DSPSM_NOT)
828 TRACE("!");
829
830 if (src_modifier == WINED3DSPSM_ABS || src_modifier == WINED3DSPSM_ABSNEG)
831 TRACE("abs(");
832
833 shader_dump_register(param->register_type, param->register_idx,
834 param->immconst_type, param->immconst_data, param->rel_addr, shader_version);
835
836 if (src_modifier)
837 {
838 switch (src_modifier)
839 {
840 case WINED3DSPSM_NONE: break;
841 case WINED3DSPSM_NEG: break;
842 case WINED3DSPSM_NOT: break;
843 case WINED3DSPSM_BIAS: TRACE("_bias"); break;
844 case WINED3DSPSM_BIASNEG: TRACE("_bias"); break;
845 case WINED3DSPSM_SIGN: TRACE("_bx2"); break;
846 case WINED3DSPSM_SIGNNEG: TRACE("_bx2"); break;
847 case WINED3DSPSM_COMP: break;
848 case WINED3DSPSM_X2: TRACE("_x2"); break;
849 case WINED3DSPSM_X2NEG: TRACE("_x2"); break;
850 case WINED3DSPSM_DZ: TRACE("_dz"); break;
851 case WINED3DSPSM_DW: TRACE("_dw"); break;
852 case WINED3DSPSM_ABSNEG: TRACE(")"); break;
853 case WINED3DSPSM_ABS: TRACE(")"); break;
854 default:
855 TRACE("_unknown_modifier(%#x)", src_modifier);
856 }
857 }
858
859 if (swizzle != WINED3DSP_NOSWIZZLE)
860 {
861 static const char *swizzle_chars = "xyzw";
862 DWORD swizzle_x = swizzle & 0x03;
863 DWORD swizzle_y = (swizzle >> 2) & 0x03;
864 DWORD swizzle_z = (swizzle >> 4) & 0x03;
865 DWORD swizzle_w = (swizzle >> 6) & 0x03;
866
867 if (swizzle_x == swizzle_y
868 && swizzle_x == swizzle_z
869 && swizzle_x == swizzle_w)
870 {
871 TRACE(".%c", swizzle_chars[swizzle_x]);
872 }
873 else
874 {
875 TRACE(".%c%c%c%c", swizzle_chars[swizzle_x], swizzle_chars[swizzle_y],
876 swizzle_chars[swizzle_z], swizzle_chars[swizzle_w]);
877 }
878 }
879 }
880
881 /* Shared code in order to generate the bulk of the shader string.
882 * NOTE: A description of how to parse tokens can be found on msdn */
883 void shader_generate_main(IWineD3DBaseShader *iface, SHADER_BUFFER *buffer,
884 const shader_reg_maps *reg_maps, const DWORD *pFunction)
885 {
886 IWineD3DBaseShaderImpl* This = (IWineD3DBaseShaderImpl*) iface;
887 IWineD3DDeviceImpl *device = (IWineD3DDeviceImpl *) This->baseShader.device; /* To access shader backend callbacks */
888 const SHADER_HANDLER *handler_table = device->shader_backend->shader_instruction_handler_table;
889 const struct wined3d_shader_frontend *fe = This->baseShader.frontend;
890 void *fe_data = This->baseShader.frontend_data;
891 struct wined3d_shader_src_param src_rel_addr[4];
892 struct wined3d_shader_src_param src_param[4];
893 struct wined3d_shader_version shader_version;
894 struct wined3d_shader_src_param dst_rel_addr;
895 struct wined3d_shader_dst_param dst_param;
896 struct wined3d_shader_instruction ins;
897 struct wined3d_shader_context ctx;
898 const DWORD *pToken = pFunction;
899 SHADER_HANDLER hw_fct;
900 DWORD i;
901
902 /* Initialize current parsing state */
903 ctx.shader = iface;
904 ctx.reg_maps = reg_maps;
905 ctx.buffer = buffer;
906
907 ins.ctx = &ctx;
908 ins.dst = &dst_param;
909 ins.src = src_param;
910 This->baseShader.parse_state.current_row = 0;
911
912 fe->shader_read_header(fe_data, &pToken, &shader_version);
913
914 while (!fe->shader_is_end(fe_data, &pToken))
915 {
916 const char *comment;
917 UINT param_size;
918
919 /* Skip comment tokens */
920 fe->shader_read_comment(&pToken, &comment);
921 if (comment) continue;
922
923 /* Read opcode */
924 fe->shader_read_opcode(fe_data, &pToken, &ins, &param_size);
925
926 /* Unknown opcode and its parameters */
927 if (ins.handler_idx == WINED3DSIH_TABLE_SIZE)
928 {
929 TRACE("Skipping unrecognized instruction.\n");
930 pToken += param_size;
931 continue;
932 }
933
934 /* Nothing to do */
935 if (ins.handler_idx == WINED3DSIH_DCL
936 || ins.handler_idx == WINED3DSIH_NOP
937 || ins.handler_idx == WINED3DSIH_DEF
938 || ins.handler_idx == WINED3DSIH_DEFI
939 || ins.handler_idx == WINED3DSIH_DEFB
940 || ins.handler_idx == WINED3DSIH_PHASE
941 || ins.handler_idx == WINED3DSIH_RET)
942 {
943 pToken += param_size;
944 continue;
945 }
946
947 /* Select handler */
948 hw_fct = handler_table[ins.handler_idx];
949
950 /* Unhandled opcode */
951 if (!hw_fct)
952 {
953 FIXME("Backend can't handle opcode %#x\n", ins.handler_idx);
954 pToken += param_size;
955 continue;
956 }
957
958 /* Destination token */
959 if (ins.dst_count) fe->shader_read_dst_param(fe_data, &pToken, &dst_param, &dst_rel_addr);
960
961 /* Predication token */
962 if (ins.predicate) ins.predicate = *pToken++;
963
964 /* Other source tokens */
965 for (i = 0; i < ins.src_count; ++i)
966 {
967 fe->shader_read_src_param(fe_data, &pToken, &src_param[i], &src_rel_addr[i]);
968 }
969
970 /* Call appropriate function for output target */
971 hw_fct(&ins);
972
973 /* Process instruction modifiers for GLSL apps ( _sat, etc. ) */
974 /* FIXME: This should be internal to the shader backend.
975 * Also, right now this is the only reason "shader_mode" exists. */
976 if (This->baseShader.shader_mode == SHADER_GLSL) shader_glsl_add_instruction_modifiers(&ins);
977 }
978 }
979
980 static void shader_dump_ins_modifiers(const struct wined3d_shader_dst_param *dst)
981 {
982 DWORD mmask = dst->modifiers;
983
984 switch (dst->shift)
985 {
986 case 0: break;
987 case 13: TRACE("_d8"); break;
988 case 14: TRACE("_d4"); break;
989 case 15: TRACE("_d2"); break;
990 case 1: TRACE("_x2"); break;
991 case 2: TRACE("_x4"); break;
992 case 3: TRACE("_x8"); break;
993 default: TRACE("_unhandled_shift(%d)", dst->shift); break;
994 }
995
996 if (mmask & WINED3DSPDM_SATURATE) TRACE("_sat");
997 if (mmask & WINED3DSPDM_PARTIALPRECISION) TRACE("_pp");
998 if (mmask & WINED3DSPDM_MSAMPCENTROID) TRACE("_centroid");
999
1000 mmask &= ~(WINED3DSPDM_SATURATE | WINED3DSPDM_PARTIALPRECISION | WINED3DSPDM_MSAMPCENTROID);
1001 if (mmask)
1002 FIXME("_unrecognized_modifier(%#x)", mmask);
1003 }
1004
1005 void shader_trace_init(const struct wined3d_shader_frontend *fe, void *fe_data, const DWORD *pFunction)
1006 {
1007 struct wined3d_shader_version shader_version;
1008 const DWORD* pToken = pFunction;
1009 DWORD i;
1010
1011 TRACE("Parsing %p\n", pFunction);
1012
1013 fe->shader_read_header(fe_data, &pToken, &shader_version);
1014
1015 TRACE("%s_%u_%u\n", shader_is_pshader_version(shader_version.type) ? "ps": "vs",
1016 shader_version.major, shader_version.minor);
1017
1018 while (!fe->shader_is_end(fe_data, &pToken))
1019 {
1020 struct wined3d_shader_instruction ins;
1021 const char *comment;
1022 UINT param_size;
1023
1024 /* comment */
1025 fe->shader_read_comment(&pToken, &comment);
1026 if (comment)
1027 {
1028 TRACE("//%s\n", comment);
1029 continue;
1030 }
1031
1032 fe->shader_read_opcode(fe_data, &pToken, &ins, &param_size);
1033 if (ins.handler_idx == WINED3DSIH_TABLE_SIZE)
1034 {
1035 TRACE("Skipping unrecognized instruction.\n");
1036 pToken += param_size;
1037 continue;
1038 }
1039
1040 if (ins.handler_idx == WINED3DSIH_DCL)
1041 {
1042 struct wined3d_shader_semantic semantic;
1043
1044 fe->shader_read_semantic(&pToken, &semantic);
1045
1046 shader_dump_decl_usage(&semantic, &shader_version);
1047 shader_dump_ins_modifiers(&semantic.reg);
1048 TRACE(" ");
1049 shader_dump_dst_param(&semantic.reg, &shader_version);
1050 }
1051 else if (ins.handler_idx == WINED3DSIH_DEF)
1052 {
1053 struct wined3d_shader_dst_param dst;
1054 struct wined3d_shader_src_param rel_addr;
1055
1056 fe->shader_read_dst_param(fe_data, &pToken, &dst, &rel_addr);
1057
1058 TRACE("def c%u = %f, %f, %f, %f", shader_get_float_offset(dst.register_type, dst.register_idx),
1059 *(const float *)(pToken),
1060 *(const float *)(pToken + 1),
1061 *(const float *)(pToken + 2),
1062 *(const float *)(pToken + 3));
1063 pToken += 4;
1064 }
1065 else if (ins.handler_idx == WINED3DSIH_DEFI)
1066 {
1067 struct wined3d_shader_dst_param dst;
1068 struct wined3d_shader_src_param rel_addr;
1069
1070 fe->shader_read_dst_param(fe_data, &pToken, &dst, &rel_addr);
1071
1072 TRACE("defi i%u = %d, %d, %d, %d", dst.register_idx,
1073 *(pToken),
1074 *(pToken + 1),
1075 *(pToken + 2),
1076 *(pToken + 3));
1077 pToken += 4;
1078 }
1079 else if (ins.handler_idx == WINED3DSIH_DEFB)
1080 {
1081 struct wined3d_shader_dst_param dst;
1082 struct wined3d_shader_src_param rel_addr;
1083
1084 fe->shader_read_dst_param(fe_data, &pToken, &dst, &rel_addr);
1085
1086 TRACE("defb b%u = %s", dst.register_idx, *pToken ? "true" : "false");
1087 ++pToken;
1088 }
1089 else
1090 {
1091 struct wined3d_shader_src_param dst_rel_addr, src_rel_addr;
1092 struct wined3d_shader_dst_param dst_param;
1093 struct wined3d_shader_src_param src_param;
1094
1095 if (ins.dst_count)
1096 {
1097 fe->shader_read_dst_param(fe_data, &pToken, &dst_param, &dst_rel_addr);
1098 }
1099
1100 /* Print out predication source token first - it follows
1101 * the destination token. */
1102 if (ins.predicate)
1103 {
1104 fe->shader_read_src_param(fe_data, &pToken, &src_param, &src_rel_addr);
1105 TRACE("(");
1106 shader_dump_src_param(&src_param, &shader_version);
1107 TRACE(") ");
1108 }
1109
1110 /* PixWin marks instructions with the coissue flag with a '+' */
1111 if (ins.coissue) TRACE("+");
1112
1113 TRACE("%s", shader_opcode_names[ins.handler_idx]);
1114
1115 if (ins.handler_idx == WINED3DSIH_IFC
1116 || ins.handler_idx == WINED3DSIH_BREAKC)
1117 {
1118 switch (ins.flags)
1119 {
1120 case COMPARISON_GT: TRACE("_gt"); break;
1121 case COMPARISON_EQ: TRACE("_eq"); break;
1122 case COMPARISON_GE: TRACE("_ge"); break;
1123 case COMPARISON_LT: TRACE("_lt"); break;
1124 case COMPARISON_NE: TRACE("_ne"); break;
1125 case COMPARISON_LE: TRACE("_le"); break;
1126 default: TRACE("_(%u)", ins.flags);
1127 }
1128 }
1129 else if (ins.handler_idx == WINED3DSIH_TEX
1130 && shader_version.major >= 2
1131 && (ins.flags & WINED3DSI_TEXLD_PROJECT))
1132 {
1133 TRACE("p");
1134 }
1135
1136 /* We already read the destination token, print it. */
1137 if (ins.dst_count)
1138 {
1139 shader_dump_ins_modifiers(&dst_param);
1140 TRACE(" ");
1141 shader_dump_dst_param(&dst_param, &shader_version);
1142 }
1143
1144 /* Other source tokens */
1145 for (i = ins.dst_count; i < (ins.dst_count + ins.src_count); ++i)
1146 {
1147 fe->shader_read_src_param(fe_data, &pToken, &src_param, &src_rel_addr);
1148 TRACE(!i ? " " : ", ");
1149 shader_dump_src_param(&src_param, &shader_version);
1150 }
1151 }
1152 TRACE("\n");
1153 }
1154 }
1155
1156 void shader_cleanup(IWineD3DBaseShader *iface)
1157 {
1158 IWineD3DBaseShaderImpl *This = (IWineD3DBaseShaderImpl *)iface;
1159
1160 ((IWineD3DDeviceImpl *)This->baseShader.device)->shader_backend->shader_destroy(iface);
1161 HeapFree(GetProcessHeap(), 0, This->baseShader.function);
1162 shader_delete_constant_list(&This->baseShader.constantsF);
1163 shader_delete_constant_list(&This->baseShader.constantsB);
1164 shader_delete_constant_list(&This->baseShader.constantsI);
1165 list_remove(&This->baseShader.shader_list_entry);
1166
1167 if (This->baseShader.frontend && This->baseShader.frontend_data)
1168 {
1169 This->baseShader.frontend->shader_free(This->baseShader.frontend_data);
1170 }
1171 }
1172
1173 static const SHADER_HANDLER shader_none_instruction_handler_table[WINED3DSIH_TABLE_SIZE] = {0};
1174 static void shader_none_select(IWineD3DDevice *iface, BOOL usePS, BOOL useVS) {}
1175 static void shader_none_select_depth_blt(IWineD3DDevice *iface, enum tex_types tex_type) {}
1176 static void shader_none_deselect_depth_blt(IWineD3DDevice *iface) {}
1177 static void shader_none_update_float_vertex_constants(IWineD3DDevice *iface, UINT start, UINT count) {}
1178 static void shader_none_update_float_pixel_constants(IWineD3DDevice *iface, UINT start, UINT count) {}
1179 static void shader_none_load_constants(IWineD3DDevice *iface, char usePS, char useVS) {}
1180 static void shader_none_load_np2fixup_constants(IWineD3DDevice *iface, char usePS, char useVS) {}
1181 static void shader_none_destroy(IWineD3DBaseShader *iface) {}
1182 static HRESULT shader_none_alloc(IWineD3DDevice *iface) {return WINED3D_OK;}
1183 static void shader_none_free(IWineD3DDevice *iface) {}
1184 static BOOL shader_none_dirty_const(IWineD3DDevice *iface) {return FALSE;}
1185 static GLuint shader_none_generate_pshader(IWineD3DPixelShader *iface,
1186 SHADER_BUFFER *buffer, const struct ps_compile_args *args)
1187 {
1188 FIXME("NONE shader backend asked to generate a pixel shader\n");
1189 return 0;
1190 }
1191 static GLuint shader_none_generate_vshader(IWineD3DVertexShader *iface,
1192 SHADER_BUFFER *buffer, const struct vs_compile_args *args)
1193 {
1194 FIXME("NONE shader backend asked to generate a vertex shader\n");
1195 return 0;
1196 }
1197
1198 #define GLINFO_LOCATION (*gl_info)
1199 static void shader_none_get_caps(WINED3DDEVTYPE devtype, const WineD3D_GL_Info *gl_info, struct shader_caps *pCaps)
1200 {
1201 /* Set the shader caps to 0 for the none shader backend */
1202 pCaps->VertexShaderVersion = 0;
1203 pCaps->PixelShaderVersion = 0;
1204 pCaps->PixelShader1xMaxValue = 0.0;
1205 }
1206 #undef GLINFO_LOCATION
1207 static BOOL shader_none_color_fixup_supported(struct color_fixup_desc fixup)
1208 {
1209 if (TRACE_ON(d3d_shader) && TRACE_ON(d3d))
1210 {
1211 TRACE("Checking support for fixup:\n");
1212 dump_color_fixup_desc(fixup);
1213 }
1214
1215 /* Faked to make some apps happy. */
1216 if (!is_yuv_fixup(fixup))
1217 {
1218 TRACE("[OK]\n");
1219 return TRUE;
1220 }
1221
1222 TRACE("[FAILED]\n");
1223 return FALSE;
1224 }
1225
1226 const shader_backend_t none_shader_backend = {
1227 shader_none_instruction_handler_table,
1228 shader_none_select,
1229 shader_none_select_depth_blt,
1230 shader_none_deselect_depth_blt,
1231 shader_none_update_float_vertex_constants,
1232 shader_none_update_float_pixel_constants,
1233 shader_none_load_constants,
1234 shader_none_load_np2fixup_constants,
1235 shader_none_destroy,
1236 shader_none_alloc,
1237 shader_none_free,
1238 shader_none_dirty_const,
1239 shader_none_generate_pshader,
1240 shader_none_generate_vshader,
1241 shader_none_get_caps,
1242 shader_none_color_fixup_supported,
1243 };
Maarten's multimedia branch