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regedit: An English (United States) spelling fix.
[wine/multimedia.git] / dlls / wined3d / shader.c
blobd0472690a6c07e8247cf0b225fda7fc0365bfbe1
1 /*
2 * Copyright 2002-2003 Jason Edmeades
3 * Copyright 2002-2003 Raphael Junqueira
4 * Copyright 2004 Christian Costa
5 * Copyright 2005 Oliver Stieber
6 * Copyright 2006 Ivan Gyurdiev
7 * Copyright 2007-2008 Stefan Dösinger for CodeWeavers
8 * Copyright 2009-2011 Henri Verbeet for CodeWeavers
9 *
10 * This library is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU Lesser General Public
12 * License as published by the Free Software Foundation; either
13 * version 2.1 of the License, or (at your option) any later version.
14 *
15 * This library is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * Lesser General Public License for more details.
19 *
20 * You should have received a copy of the GNU Lesser General Public
21 * License along with this library; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
23 */
24
25 #include "config.h"
26
27 #include <math.h>
28 #include <stdio.h>
29 #include <string.h>
30
31 #include "wined3d_private.h"
32
33 WINE_DEFAULT_DEBUG_CHANNEL(d3d_shader);
34 WINE_DECLARE_DEBUG_CHANNEL(d3d);
35
36 static const char * const shader_opcode_names[] =
37 {
38 /* WINED3DSIH_ABS */ "abs",
39 /* WINED3DSIH_ADD */ "add",
40 /* WINED3DSIH_AND */ "and",
41 /* WINED3DSIH_BEM */ "bem",
42 /* WINED3DSIH_BREAK */ "break",
43 /* WINED3DSIH_BREAKC */ "breakc",
44 /* WINED3DSIH_BREAKP */ "breakp",
45 /* WINED3DSIH_CALL */ "call",
46 /* WINED3DSIH_CALLNZ */ "callnz",
47 /* WINED3DSIH_CMP */ "cmp",
48 /* WINED3DSIH_CND */ "cnd",
49 /* WINED3DSIH_CRS */ "crs",
50 /* WINED3DSIH_CUT */ "cut",
51 /* WINED3DSIH_DCL */ "dcl",
52 /* WINED3DSIH_DEF */ "def",
53 /* WINED3DSIH_DEFB */ "defb",
54 /* WINED3DSIH_DEFI */ "defi",
55 /* WINED3DSIH_DIV */ "div",
56 /* WINED3DSIH_DP2ADD */ "dp2add",
57 /* WINED3DSIH_DP3 */ "dp3",
58 /* WINED3DSIH_DP4 */ "dp4",
59 /* WINED3DSIH_DST */ "dst",
60 /* WINED3DSIH_DSX */ "dsx",
61 /* WINED3DSIH_DSY */ "dsy",
62 /* WINED3DSIH_ELSE */ "else",
63 /* WINED3DSIH_EMIT */ "emit",
64 /* WINED3DSIH_ENDIF */ "endif",
65 /* WINED3DSIH_ENDLOOP */ "endloop",
66 /* WINED3DSIH_ENDREP */ "endrep",
67 /* WINED3DSIH_EQ */ "eq",
68 /* WINED3DSIH_EXP */ "exp",
69 /* WINED3DSIH_EXPP */ "expp",
70 /* WINED3DSIH_FRC */ "frc",
71 /* WINED3DSIH_FTOI */ "ftoi",
72 /* WINED3DSIH_GE */ "ge",
73 /* WINED3DSIH_IADD */ "iadd",
74 /* WINED3DSIH_IEQ */ "ieq",
75 /* WINED3DSIH_IF */ "if",
76 /* WINED3DSIH_IFC */ "ifc",
77 /* WINED3DSIH_IGE */ "ige",
78 /* WINED3DSIH_IMUL */ "imul",
79 /* WINED3DSIH_ITOF */ "itof",
80 /* WINED3DSIH_LABEL */ "label",
81 /* WINED3DSIH_LD */ "ld",
82 /* WINED3DSIH_LIT */ "lit",
83 /* WINED3DSIH_LOG */ "log",
84 /* WINED3DSIH_LOGP */ "logp",
85 /* WINED3DSIH_LOOP */ "loop",
86 /* WINED3DSIH_LRP */ "lrp",
87 /* WINED3DSIH_LT */ "lt",
88 /* WINED3DSIH_M3x2 */ "m3x2",
89 /* WINED3DSIH_M3x3 */ "m3x3",
90 /* WINED3DSIH_M3x4 */ "m3x4",
91 /* WINED3DSIH_M4x3 */ "m4x3",
92 /* WINED3DSIH_M4x4 */ "m4x4",
93 /* WINED3DSIH_MAD */ "mad",
94 /* WINED3DSIH_MAX */ "max",
95 /* WINED3DSIH_MIN */ "min",
96 /* WINED3DSIH_MOV */ "mov",
97 /* WINED3DSIH_MOVA */ "mova",
98 /* WINED3DSIH_MOVC */ "movc",
99 /* WINED3DSIH_MUL */ "mul",
100 /* WINED3DSIH_NOP */ "nop",
101 /* WINED3DSIH_NRM */ "nrm",
102 /* WINED3DSIH_PHASE */ "phase",
103 /* WINED3DSIH_POW */ "pow",
104 /* WINED3DSIH_RCP */ "rcp",
105 /* WINED3DSIH_REP */ "rep",
106 /* WINED3DSIH_RET */ "ret",
107 /* WINED3DSIH_ROUND_NI */ "round_ni",
108 /* WINED3DSIH_RSQ */ "rsq",
109 /* WINED3DSIH_SAMPLE */ "sample",
110 /* WINED3DSIH_SAMPLE_GRAD */ "sample_d",
111 /* WINED3DSIH_SAMPLE_LOD */ "sample_l",
112 /* WINED3DSIH_SETP */ "setp",
113 /* WINED3DSIH_SGE */ "sge",
114 /* WINED3DSIH_SGN */ "sgn",
115 /* WINED3DSIH_SINCOS */ "sincos",
116 /* WINED3DSIH_SLT */ "slt",
117 /* WINED3DSIH_SQRT */ "sqrt",
118 /* WINED3DSIH_SUB */ "sub",
119 /* WINED3DSIH_TEX */ "texld",
120 /* WINED3DSIH_TEXBEM */ "texbem",
121 /* WINED3DSIH_TEXBEML */ "texbeml",
122 /* WINED3DSIH_TEXCOORD */ "texcrd",
123 /* WINED3DSIH_TEXDEPTH */ "texdepth",
124 /* WINED3DSIH_TEXDP3 */ "texdp3",
125 /* WINED3DSIH_TEXDP3TEX */ "texdp3tex",
126 /* WINED3DSIH_TEXKILL */ "texkill",
127 /* WINED3DSIH_TEXLDD */ "texldd",
128 /* WINED3DSIH_TEXLDL */ "texldl",
129 /* WINED3DSIH_TEXM3x2DEPTH */ "texm3x2depth",
130 /* WINED3DSIH_TEXM3x2PAD */ "texm3x2pad",
131 /* WINED3DSIH_TEXM3x2TEX */ "texm3x2tex",
132 /* WINED3DSIH_TEXM3x3 */ "texm3x3",
133 /* WINED3DSIH_TEXM3x3DIFF */ "texm3x3diff",
134 /* WINED3DSIH_TEXM3x3PAD */ "texm3x3pad",
135 /* WINED3DSIH_TEXM3x3SPEC */ "texm3x3spec",
136 /* WINED3DSIH_TEXM3x3TEX */ "texm3x3tex",
137 /* WINED3DSIH_TEXM3x3VSPEC */ "texm3x3vspec",
138 /* WINED3DSIH_TEXREG2AR */ "texreg2ar",
139 /* WINED3DSIH_TEXREG2GB */ "texreg2gb",
140 /* WINED3DSIH_TEXREG2RGB */ "texreg2rgb",
141 /* WINED3DSIH_UDIV */ "udiv",
142 /* WINED3DSIH_USHR */ "ushr",
143 /* WINED3DSIH_UTOF */ "utof",
144 /* WINED3DSIH_XOR */ "xor",
145 };
146
147 static const char * const semantic_names[] =
148 {
149 /* WINED3D_DECL_USAGE_POSITION */ "SV_POSITION",
150 /* WINED3D_DECL_USAGE_BLEND_WEIGHT */ "BLENDWEIGHT",
151 /* WINED3D_DECL_USAGE_BLEND_INDICES */ "BLENDINDICES",
152 /* WINED3D_DECL_USAGE_NORMAL */ "NORMAL",
153 /* WINED3D_DECL_USAGE_PSIZE */ "PSIZE",
154 /* WINED3D_DECL_USAGE_TEXCOORD */ "TEXCOORD",
155 /* WINED3D_DECL_USAGE_TANGENT */ "TANGENT",
156 /* WINED3D_DECL_USAGE_BINORMAL */ "BINORMAL",
157 /* WINED3D_DECL_USAGE_TESS_FACTOR */ "TESSFACTOR",
158 /* WINED3D_DECL_USAGE_POSITIONT */ "POSITIONT",
159 /* WINED3D_DECL_USAGE_COLOR */ "COLOR",
160 /* WINED3D_DECL_USAGE_FOG */ "FOG",
161 /* WINED3D_DECL_USAGE_DEPTH */ "DEPTH",
162 /* WINED3D_DECL_USAGE_SAMPLE */ "SAMPLE",
163 };
164
165 static const char *shader_semantic_name_from_usage(enum wined3d_decl_usage usage)
166 {
167 if (usage >= sizeof(semantic_names) / sizeof(*semantic_names))
168 {
169 FIXME("Unrecognized usage %#x.\n", usage);
170 return "UNRECOGNIZED";
171 }
172
173 return semantic_names[usage];
174 }
175
176 static enum wined3d_decl_usage shader_usage_from_semantic_name(const char *name)
177 {
178 unsigned int i;
179
180 for (i = 0; i < sizeof(semantic_names) / sizeof(*semantic_names); ++i)
181 {
182 if (!strcmp(name, semantic_names[i])) return i;
183 }
184
185 return ~0U;
186 }
187
188 BOOL shader_match_semantic(const char *semantic_name, enum wined3d_decl_usage usage)
189 {
190 return !strcmp(semantic_name, shader_semantic_name_from_usage(usage));
191 }
192
193 static void shader_signature_from_semantic(struct wined3d_shader_signature_element *e,
194 const struct wined3d_shader_semantic *s)
195 {
196 e->semantic_name = shader_semantic_name_from_usage(s->usage);
197 e->semantic_idx = s->usage_idx;
198 e->sysval_semantic = 0;
199 e->component_type = 0;
200 e->register_idx = s->reg.reg.idx;
201 e->mask = s->reg.write_mask;
202 }
203
204 static void shader_signature_from_usage(struct wined3d_shader_signature_element *e,
205 enum wined3d_decl_usage usage, UINT usage_idx, UINT reg_idx, DWORD write_mask)
206 {
207 e->semantic_name = shader_semantic_name_from_usage(usage);
208 e->semantic_idx = usage_idx;
209 e->sysval_semantic = 0;
210 e->component_type = 0;
211 e->register_idx = reg_idx;
212 e->mask = write_mask;
213 }
214
215 static const struct wined3d_shader_frontend *shader_select_frontend(DWORD version_token)
216 {
217 switch (version_token >> 16)
218 {
219 case WINED3D_SM1_VS:
220 case WINED3D_SM1_PS:
221 return &sm1_shader_frontend;
222
223 case WINED3D_SM4_PS:
224 case WINED3D_SM4_VS:
225 case WINED3D_SM4_GS:
226 return &sm4_shader_frontend;
227
228 default:
229 FIXME("Unrecognised version token %#x\n", version_token);
230 return NULL;
231 }
232 }
233
234 void shader_buffer_clear(struct wined3d_shader_buffer *buffer)
235 {
236 buffer->buffer[0] = '\0';
237 buffer->bsize = 0;
238 buffer->lineNo = 0;
239 buffer->newline = TRUE;
240 }
241
242 BOOL shader_buffer_init(struct wined3d_shader_buffer *buffer)
243 {
244 buffer->buffer = HeapAlloc(GetProcessHeap(), 0, SHADER_PGMSIZE);
245 if (!buffer->buffer)
246 {
247 ERR("Failed to allocate shader buffer memory.\n");
248 return FALSE;
249 }
250
251 shader_buffer_clear(buffer);
252 return TRUE;
253 }
254
255 void shader_buffer_free(struct wined3d_shader_buffer *buffer)
256 {
257 HeapFree(GetProcessHeap(), 0, buffer->buffer);
258 }
259
260 int shader_vaddline(struct wined3d_shader_buffer *buffer, const char *format, va_list args)
261 {
262 char *base = buffer->buffer + buffer->bsize;
263 int rc;
264
265 rc = vsnprintf(base, SHADER_PGMSIZE - 1 - buffer->bsize, format, args);
266
267 if (rc < 0 /* C89 */ || (unsigned int)rc > SHADER_PGMSIZE - 1 - buffer->bsize /* C99 */)
268 {
269 ERR("The buffer allocated for the shader program string "
270 "is too small at %d bytes.\n", SHADER_PGMSIZE);
271 buffer->bsize = SHADER_PGMSIZE - 1;
272 return -1;
273 }
274
275 if (buffer->newline)
276 {
277 TRACE("GL HW (%u, %u) : %s", buffer->lineNo + 1, buffer->bsize, base);
278 buffer->newline = FALSE;
279 }
280 else
281 {
282 TRACE("%s", base);
283 }
284
285 buffer->bsize += rc;
286 if (buffer->buffer[buffer->bsize-1] == '\n')
287 {
288 ++buffer->lineNo;
289 buffer->newline = TRUE;
290 }
291
292 return 0;
293 }
294
295 int shader_addline(struct wined3d_shader_buffer *buffer, const char *format, ...)
296 {
297 va_list args;
298 int ret;
299
300 va_start(args, format);
301 ret = shader_vaddline(buffer, format, args);
302 va_end(args);
303
304 return ret;
305 }
306
307 static void shader_init(struct wined3d_shader *shader, struct wined3d_device *device,
308 void *parent, const struct wined3d_parent_ops *parent_ops)
309 {
310 shader->ref = 1;
311 shader->device = device;
312 shader->parent = parent;
313 shader->parent_ops = parent_ops;
314 list_init(&shader->linked_programs);
315 list_add_head(&device->shaders, &shader->shader_list_entry);
316 }
317
318 /* Convert floating point offset relative to a register file to an absolute
319 * offset for float constants. */
320 static unsigned int shader_get_float_offset(enum wined3d_shader_register_type register_type, UINT register_idx)
321 {
322 switch (register_type)
323 {
324 case WINED3DSPR_CONST: return register_idx;
325 case WINED3DSPR_CONST2: return 2048 + register_idx;
326 case WINED3DSPR_CONST3: return 4096 + register_idx;
327 case WINED3DSPR_CONST4: return 6144 + register_idx;
328 default:
329 FIXME("Unsupported register type: %u.\n", register_type);
330 return register_idx;
331 }
332 }
333
334 static void shader_delete_constant_list(struct list *clist)
335 {
336 struct wined3d_shader_lconst *constant;
337 struct list *ptr;
338
339 ptr = list_head(clist);
340 while (ptr)
341 {
342 constant = LIST_ENTRY(ptr, struct wined3d_shader_lconst, entry);
343 ptr = list_next(clist, ptr);
344 HeapFree(GetProcessHeap(), 0, constant);
345 }
346 list_init(clist);
347 }
348
349 static inline void set_bitmap_bit(DWORD *bitmap, DWORD bit)
350 {
351 DWORD idx, shift;
352 idx = bit >> 5;
353 shift = bit & 0x1f;
354 bitmap[idx] |= (1 << shift);
355 }
356
357 static void shader_record_register_usage(struct wined3d_shader *shader, struct wined3d_shader_reg_maps *reg_maps,
358 const struct wined3d_shader_register *reg, enum wined3d_shader_type shader_type)
359 {
360 switch (reg->type)
361 {
362 case WINED3DSPR_TEXTURE: /* WINED3DSPR_ADDR */
363 if (shader_type == WINED3D_SHADER_TYPE_PIXEL) reg_maps->texcoord |= 1 << reg->idx;
364 else reg_maps->address |= 1 << reg->idx;
365 break;
366
367 case WINED3DSPR_TEMP:
368 reg_maps->temporary |= 1 << reg->idx;
369 break;
370
371 case WINED3DSPR_INPUT:
372 if (shader_type == WINED3D_SHADER_TYPE_PIXEL)
373 {
374 if (reg->rel_addr)
375 {
376 /* If relative addressing is used, we must assume that all registers
377 * are used. Even if it is a construct like v3[aL], we can't assume
378 * that v0, v1 and v2 aren't read because aL can be negative */
379 unsigned int i;
380 for (i = 0; i < MAX_REG_INPUT; ++i)
381 {
382 shader->u.ps.input_reg_used[i] = TRUE;
383 }
384 }
385 else
386 {
387 shader->u.ps.input_reg_used[reg->idx] = TRUE;
388 }
389 }
390 else reg_maps->input_registers |= 1 << reg->idx;
391 break;
392
393 case WINED3DSPR_RASTOUT:
394 if (reg->idx == 1) reg_maps->fog = 1;
395 break;
396
397 case WINED3DSPR_MISCTYPE:
398 if (shader_type == WINED3D_SHADER_TYPE_PIXEL)
399 {
400 if (!reg->idx) reg_maps->vpos = 1;
401 else if (reg->idx == 1) reg_maps->usesfacing = 1;
402 }
403 break;
404
405 case WINED3DSPR_CONST:
406 if (reg->rel_addr)
407 {
408 if (reg->idx < reg_maps->min_rel_offset) reg_maps->min_rel_offset = reg->idx;
409 if (reg->idx > reg_maps->max_rel_offset) reg_maps->max_rel_offset = reg->idx;
410 reg_maps->usesrelconstF = TRUE;
411 }
412 else
413 {
414 set_bitmap_bit(reg_maps->constf, reg->idx);
415 }
416 break;
417
418 case WINED3DSPR_CONSTINT:
419 reg_maps->integer_constants |= (1 << reg->idx);
420 break;
421
422 case WINED3DSPR_CONSTBOOL:
423 reg_maps->boolean_constants |= (1 << reg->idx);
424 break;
425
426 case WINED3DSPR_COLOROUT:
427 reg_maps->rt_mask |= (1 << reg->idx);
428 break;
429
430 default:
431 TRACE("Not recording register of type %#x and idx %u\n", reg->type, reg->idx);
432 break;
433 }
434 }
435
436 static unsigned int get_instr_extra_regcount(enum WINED3D_SHADER_INSTRUCTION_HANDLER instr, unsigned int param)
437 {
438 switch (instr)
439 {
440 case WINED3DSIH_M4x4:
441 case WINED3DSIH_M3x4:
442 return param == 1 ? 3 : 0;
443
444 case WINED3DSIH_M4x3:
445 case WINED3DSIH_M3x3:
446 return param == 1 ? 2 : 0;
447
448 case WINED3DSIH_M3x2:
449 return param == 1 ? 1 : 0;
450
451 default:
452 return 0;
453 }
454 }
455
456 /* Note that this does not count the loop register as an address register. */
457 static HRESULT shader_get_registers_used(struct wined3d_shader *shader, const struct wined3d_shader_frontend *fe,
458 struct wined3d_shader_reg_maps *reg_maps, struct wined3d_shader_signature_element *input_signature,
459 struct wined3d_shader_signature_element *output_signature, const DWORD *byte_code, DWORD constf_size)
460 {
461 unsigned int cur_loop_depth = 0, max_loop_depth = 0;
462 void *fe_data = shader->frontend_data;
463 struct wined3d_shader_version shader_version;
464 const DWORD *ptr = byte_code;
465
466 memset(reg_maps, 0, sizeof(*reg_maps));
467 reg_maps->min_rel_offset = ~0U;
468
469 fe->shader_read_header(fe_data, &ptr, &shader_version);
470 reg_maps->shader_version = shader_version;
471
472 reg_maps->constf = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
473 sizeof(*reg_maps->constf) * ((constf_size + 31) / 32));
474 if (!reg_maps->constf)
475 {
476 ERR("Failed to allocate constant map memory.\n");
477 return E_OUTOFMEMORY;
478 }
479
480 while (!fe->shader_is_end(fe_data, &ptr))
481 {
482 struct wined3d_shader_instruction ins;
483 const char *comment;
484 UINT comment_size;
485 UINT param_size;
486
487 /* Skip comments. */
488 fe->shader_read_comment(&ptr, &comment, &comment_size);
489 if (comment) continue;
490
491 /* Fetch opcode. */
492 fe->shader_read_opcode(fe_data, &ptr, &ins, &param_size);
493
494 /* Unhandled opcode, and its parameters. */
495 if (ins.handler_idx == WINED3DSIH_TABLE_SIZE)
496 {
497 TRACE("Skipping unrecognized instruction.\n");
498 ptr += param_size;
499 continue;
500 }
501
502 /* Handle declarations. */
503 if (ins.handler_idx == WINED3DSIH_DCL)
504 {
505 struct wined3d_shader_semantic semantic;
506
507 fe->shader_read_semantic(&ptr, &semantic);
508
509 switch (semantic.reg.reg.type)
510 {
511 /* Mark input registers used. */
512 case WINED3DSPR_INPUT:
513 reg_maps->input_registers |= 1 << semantic.reg.reg.idx;
514 shader_signature_from_semantic(&input_signature[semantic.reg.reg.idx], &semantic);
515 break;
516
517 /* Vertex shader: mark 3.0 output registers used, save token. */
518 case WINED3DSPR_OUTPUT:
519 reg_maps->output_registers |= 1 << semantic.reg.reg.idx;
520 shader_signature_from_semantic(&output_signature[semantic.reg.reg.idx], &semantic);
521 if (semantic.usage == WINED3D_DECL_USAGE_FOG)
522 reg_maps->fog = 1;
523 break;
524
525 /* Save sampler usage token. */
526 case WINED3DSPR_SAMPLER:
527 reg_maps->sampler_type[semantic.reg.reg.idx] = semantic.sampler_type;
528 break;
529
530 default:
531 TRACE("Not recording DCL register type %#x.\n", semantic.reg.reg.type);
532 break;
533 }
534 }
535 else if (ins.handler_idx == WINED3DSIH_DEF)
536 {
537 struct wined3d_shader_src_param rel_addr;
538 struct wined3d_shader_dst_param dst;
539
540 struct wined3d_shader_lconst *lconst = HeapAlloc(GetProcessHeap(), 0, sizeof(*lconst));
541 if (!lconst) return E_OUTOFMEMORY;
542
543 fe->shader_read_dst_param(fe_data, &ptr, &dst, &rel_addr);
544 lconst->idx = dst.reg.idx;
545
546 memcpy(lconst->value, ptr, 4 * sizeof(DWORD));
547 ptr += 4;
548
549 /* In pixel shader 1.X shaders, the constants are clamped between [-1;1] */
550 if (shader_version.major == 1 && shader_version.type == WINED3D_SHADER_TYPE_PIXEL)
551 {
552 float *value = (float *)lconst->value;
553 if (value[0] < -1.0f) value[0] = -1.0f;
554 else if (value[0] > 1.0f) value[0] = 1.0f;
555 if (value[1] < -1.0f) value[1] = -1.0f;
556 else if (value[1] > 1.0f) value[1] = 1.0f;
557 if (value[2] < -1.0f) value[2] = -1.0f;
558 else if (value[2] > 1.0f) value[2] = 1.0f;
559 if (value[3] < -1.0f) value[3] = -1.0f;
560 else if (value[3] > 1.0f) value[3] = 1.0f;
561 }
562
563 list_add_head(&shader->constantsF, &lconst->entry);
564 }
565 else if (ins.handler_idx == WINED3DSIH_DEFI)
566 {
567 struct wined3d_shader_src_param rel_addr;
568 struct wined3d_shader_dst_param dst;
569
570 struct wined3d_shader_lconst *lconst = HeapAlloc(GetProcessHeap(), 0, sizeof(*lconst));
571 if (!lconst) return E_OUTOFMEMORY;
572
573 fe->shader_read_dst_param(fe_data, &ptr, &dst, &rel_addr);
574 lconst->idx = dst.reg.idx;
575
576 memcpy(lconst->value, ptr, 4 * sizeof(DWORD));
577 ptr += 4;
578
579 list_add_head(&shader->constantsI, &lconst->entry);
580 reg_maps->local_int_consts |= (1 << dst.reg.idx);
581 }
582 else if (ins.handler_idx == WINED3DSIH_DEFB)
583 {
584 struct wined3d_shader_src_param rel_addr;
585 struct wined3d_shader_dst_param dst;
586
587 struct wined3d_shader_lconst *lconst = HeapAlloc(GetProcessHeap(), 0, sizeof(*lconst));
588 if (!lconst) return E_OUTOFMEMORY;
589
590 fe->shader_read_dst_param(fe_data, &ptr, &dst, &rel_addr);
591 lconst->idx = dst.reg.idx;
592
593 memcpy(lconst->value, ptr, sizeof(DWORD));
594 ++ptr;
595
596 list_add_head(&shader->constantsB, &lconst->entry);
597 reg_maps->local_bool_consts |= (1 << dst.reg.idx);
598 }
599 /* For subroutine prototypes. */
600 else if (ins.handler_idx == WINED3DSIH_LABEL)
601 {
602 struct wined3d_shader_src_param src, rel_addr;
603
604 fe->shader_read_src_param(fe_data, &ptr, &src, &rel_addr);
605 reg_maps->labels |= 1 << src.reg.idx;
606 }
607 /* Set texture, address, temporary registers. */
608 else
609 {
610 BOOL color0_mov = FALSE;
611 unsigned int i, limit;
612
613 /* This will loop over all the registers and try to
614 * make a bitmask of the ones we're interested in.
615 *
616 * Relative addressing tokens are ignored, but that's
617 * okay, since we'll catch any address registers when
618 * they are initialized (required by spec). */
619 for (i = 0; i < ins.dst_count; ++i)
620 {
621 struct wined3d_shader_src_param dst_rel_addr;
622 struct wined3d_shader_dst_param dst_param;
623
624 fe->shader_read_dst_param(fe_data, &ptr, &dst_param, &dst_rel_addr);
625
626 shader_record_register_usage(shader, reg_maps, &dst_param.reg, shader_version.type);
627
628 /* WINED3DSPR_TEXCRDOUT is the same as WINED3DSPR_OUTPUT. _OUTPUT can be > MAX_REG_TEXCRD and
629 * is used in >= 3.0 shaders. Filter 3.0 shaders to prevent overflows, and also filter pixel
630 * shaders because TECRDOUT isn't used in them, but future register types might cause issues */
631 if (shader_version.type == WINED3D_SHADER_TYPE_VERTEX && shader_version.major < 3)
632 {
633 UINT idx = dst_param.reg.idx;
634
635 switch (dst_param.reg.type)
636 {
637 case WINED3DSPR_RASTOUT:
638 switch (idx)
639 {
640 case 0: /* oPos */
641 reg_maps->output_registers |= 1 << 10;
642 shader_signature_from_usage(&output_signature[10],
643 WINED3D_DECL_USAGE_POSITION, 0, 10, WINED3DSP_WRITEMASK_ALL);
644 break;
645
646 case 1: /* oFog */
647 reg_maps->output_registers |= 1 << 11;
648 shader_signature_from_usage(&output_signature[11],
649 WINED3D_DECL_USAGE_FOG, 0, 11, WINED3DSP_WRITEMASK_0);
650 break;
651
652 case 2: /* oPts */
653 reg_maps->output_registers |= 1 << 11;
654 shader_signature_from_usage(&output_signature[11],
655 WINED3D_DECL_USAGE_PSIZE, 0, 11, WINED3DSP_WRITEMASK_1);
656 break;
657 }
658 break;
659
660 case WINED3DSPR_ATTROUT:
661 if (idx < 2)
662 {
663 idx += 8;
664 if (reg_maps->output_registers & (1 << idx))
665 {
666 output_signature[idx].mask |= dst_param.write_mask;
667 }
668 else
669 {
670 reg_maps->output_registers |= 1 << idx;
671 shader_signature_from_usage(&output_signature[idx],
672 WINED3D_DECL_USAGE_COLOR, idx - 8, idx, dst_param.write_mask);
673 }
674 }
675 break;
676
677 case WINED3DSPR_TEXCRDOUT:
678
679 reg_maps->texcoord_mask[idx] |= dst_param.write_mask;
680 if (reg_maps->output_registers & (1 << idx))
681 {
682 output_signature[idx].mask |= dst_param.write_mask;
683 }
684 else
685 {
686 reg_maps->output_registers |= 1 << idx;
687 shader_signature_from_usage(&output_signature[idx],
688 WINED3D_DECL_USAGE_TEXCOORD, idx, idx, dst_param.write_mask);
689 }
690 break;
691
692 default:
693 break;
694 }
695 }
696
697 if (shader_version.type == WINED3D_SHADER_TYPE_PIXEL)
698 {
699 if (dst_param.reg.type == WINED3DSPR_COLOROUT && !dst_param.reg.idx)
700 {
701 /* Many 2.0 and 3.0 pixel shaders end with a MOV from a temp register to
702 * COLOROUT 0. If we know this in advance, the ARB shader backend can skip
703 * the mov and perform the sRGB write correction from the source register.
704 *
705 * However, if the mov is only partial, we can't do this, and if the write
706 * comes from an instruction other than MOV it is hard to do as well. If
707 * COLOROUT 0 is overwritten partially later, the marker is dropped again. */
708 shader->u.ps.color0_mov = FALSE;
709 if (ins.handler_idx == WINED3DSIH_MOV
710 && dst_param.write_mask == WINED3DSP_WRITEMASK_ALL)
711 {
712 /* Used later when the source register is read. */
713 color0_mov = TRUE;
714 }
715 }
716 /* Also drop the MOV marker if the source register is overwritten prior to the shader
717 * end
718 */
719 else if (dst_param.reg.type == WINED3DSPR_TEMP
720 && dst_param.reg.idx == shader->u.ps.color0_reg)
721 {
722 shader->u.ps.color0_mov = FALSE;
723 }
724 }
725
726 /* Declare 1.x samplers implicitly, based on the destination reg. number. */
727 if (shader_version.major == 1
728 && (ins.handler_idx == WINED3DSIH_TEX
729 || ins.handler_idx == WINED3DSIH_TEXBEM
730 || ins.handler_idx == WINED3DSIH_TEXBEML
731 || ins.handler_idx == WINED3DSIH_TEXDP3TEX
732 || ins.handler_idx == WINED3DSIH_TEXM3x2TEX
733 || ins.handler_idx == WINED3DSIH_TEXM3x3SPEC
734 || ins.handler_idx == WINED3DSIH_TEXM3x3TEX
735 || ins.handler_idx == WINED3DSIH_TEXM3x3VSPEC
736 || ins.handler_idx == WINED3DSIH_TEXREG2AR
737 || ins.handler_idx == WINED3DSIH_TEXREG2GB
738 || ins.handler_idx == WINED3DSIH_TEXREG2RGB))
739 {
740 /* Fake sampler usage, only set reserved bit and type. */
741 DWORD sampler_code = dst_param.reg.idx;
742
743 TRACE("Setting fake 2D sampler for 1.x pixelshader.\n");
744 reg_maps->sampler_type[sampler_code] = WINED3DSTT_2D;
745
746 /* texbem is only valid with < 1.4 pixel shaders */
747 if (ins.handler_idx == WINED3DSIH_TEXBEM
748 || ins.handler_idx == WINED3DSIH_TEXBEML)
749 {
750 reg_maps->bumpmat |= 1 << dst_param.reg.idx;
751 if (ins.handler_idx == WINED3DSIH_TEXBEML)
752 {
753 reg_maps->luminanceparams |= 1 << dst_param.reg.idx;
754 }
755 }
756 }
757 else if (ins.handler_idx == WINED3DSIH_BEM)
758 {
759 reg_maps->bumpmat |= 1 << dst_param.reg.idx;
760 }
761 }
762
763 if (ins.handler_idx == WINED3DSIH_NRM) reg_maps->usesnrm = 1;
764 else if (ins.handler_idx == WINED3DSIH_DSY) reg_maps->usesdsy = 1;
765 else if (ins.handler_idx == WINED3DSIH_DSX) reg_maps->usesdsx = 1;
766 else if (ins.handler_idx == WINED3DSIH_TEXLDD) reg_maps->usestexldd = 1;
767 else if (ins.handler_idx == WINED3DSIH_TEXLDL) reg_maps->usestexldl = 1;
768 else if (ins.handler_idx == WINED3DSIH_MOVA) reg_maps->usesmova = 1;
769 else if (ins.handler_idx == WINED3DSIH_IFC) reg_maps->usesifc = 1;
770 else if (ins.handler_idx == WINED3DSIH_CALL) reg_maps->usescall = 1;
771 else if (ins.handler_idx == WINED3DSIH_POW) reg_maps->usespow = 1;
772 else if (ins.handler_idx == WINED3DSIH_LOOP
773 || ins.handler_idx == WINED3DSIH_REP)
774 {
775 ++cur_loop_depth;
776 if (cur_loop_depth > max_loop_depth)
777 max_loop_depth = cur_loop_depth;
778 }
779 else if (ins.handler_idx == WINED3DSIH_ENDLOOP
780 || ins.handler_idx == WINED3DSIH_ENDREP)
781 --cur_loop_depth;
782
783 limit = ins.src_count + (ins.predicate ? 1 : 0);
784 for (i = 0; i < limit; ++i)
785 {
786 struct wined3d_shader_src_param src_param, src_rel_addr;
787 unsigned int count;
788
789 fe->shader_read_src_param(fe_data, &ptr, &src_param, &src_rel_addr);
790 count = get_instr_extra_regcount(ins.handler_idx, i);
791
792 shader_record_register_usage(shader, reg_maps, &src_param.reg, shader_version.type);
793 while (count)
794 {
795 ++src_param.reg.idx;
796 shader_record_register_usage(shader, reg_maps, &src_param.reg, shader_version.type);
797 --count;
798 }
799
800 if (color0_mov)
801 {
802 if (src_param.reg.type == WINED3DSPR_TEMP
803 && src_param.swizzle == WINED3DSP_NOSWIZZLE)
804 {
805 shader->u.ps.color0_mov = TRUE;
806 shader->u.ps.color0_reg = src_param.reg.idx;
807 }
808 }
809 }
810 }
811 }
812 reg_maps->loop_depth = max_loop_depth;
813
814 /* PS before 2.0 don't have explicit color outputs. Instead the value of
815 * R0 is written to the render target. */
816 if (shader_version.major < 2 && shader_version.type == WINED3D_SHADER_TYPE_PIXEL)
817 reg_maps->rt_mask |= (1 << 0);
818
819 shader->functionLength = ((const char *)ptr - (const char *)byte_code);
820
821 return WINED3D_OK;
822 }
823
824 unsigned int shader_find_free_input_register(const struct wined3d_shader_reg_maps *reg_maps, unsigned int max)
825 {
826 DWORD map = 1 << max;
827 map |= map - 1;
828 map &= reg_maps->shader_version.major < 3 ? ~reg_maps->texcoord : ~reg_maps->input_registers;
829
830 return wined3d_log2i(map);
831 }
832
833 static void shader_dump_decl_usage(const struct wined3d_shader_semantic *semantic,
834 const struct wined3d_shader_version *shader_version)
835 {
836 TRACE("dcl");
837
838 if (semantic->reg.reg.type == WINED3DSPR_SAMPLER)
839 {
840 switch (semantic->sampler_type)
841 {
842 case WINED3DSTT_2D: TRACE("_2d"); break;
843 case WINED3DSTT_CUBE: TRACE("_cube"); break;
844 case WINED3DSTT_VOLUME: TRACE("_volume"); break;
845 default: TRACE("_unknown_ttype(0x%08x)", semantic->sampler_type);
846 }
847 }
848 else
849 {
850 /* Pixel shaders 3.0 don't have usage semantics. */
851 if (shader_version->major < 3 && shader_version->type == WINED3D_SHADER_TYPE_PIXEL) return;
852 else TRACE("_");
853
854 switch (semantic->usage)
855 {
856 case WINED3D_DECL_USAGE_POSITION:
857 TRACE("position%u", semantic->usage_idx);
858 break;
859
860 case WINED3D_DECL_USAGE_BLEND_INDICES:
861 TRACE("blend");
862 break;
863
864 case WINED3D_DECL_USAGE_BLEND_WEIGHT:
865 TRACE("weight");
866 break;
867
868 case WINED3D_DECL_USAGE_NORMAL:
869 TRACE("normal%u", semantic->usage_idx);
870 break;
871
872 case WINED3D_DECL_USAGE_PSIZE:
873 TRACE("psize");
874 break;
875
876 case WINED3D_DECL_USAGE_COLOR:
877 if (!semantic->usage_idx) TRACE("color");
878 else TRACE("specular%u", (semantic->usage_idx - 1));
879 break;
880
881 case WINED3D_DECL_USAGE_TEXCOORD:
882 TRACE("texture%u", semantic->usage_idx);
883 break;
884
885 case WINED3D_DECL_USAGE_TANGENT:
886 TRACE("tangent");
887 break;
888
889 case WINED3D_DECL_USAGE_BINORMAL:
890 TRACE("binormal");
891 break;
892
893 case WINED3D_DECL_USAGE_TESS_FACTOR:
894 TRACE("tessfactor");
895 break;
896
897 case WINED3D_DECL_USAGE_POSITIONT:
898 TRACE("positionT%u", semantic->usage_idx);
899 break;
900
901 case WINED3D_DECL_USAGE_FOG:
902 TRACE("fog");
903 break;
904
905 case WINED3D_DECL_USAGE_DEPTH:
906 TRACE("depth");
907 break;
908
909 case WINED3D_DECL_USAGE_SAMPLE:
910 TRACE("sample");
911 break;
912
913 default:
914 FIXME("unknown_semantics(0x%08x)", semantic->usage);
915 }
916 }
917 }
918
919 static void shader_dump_register(const struct wined3d_shader_register *reg,
920 const struct wined3d_shader_version *shader_version)
921 {
922 static const char * const rastout_reg_names[] = {"oPos", "oFog", "oPts"};
923 static const char * const misctype_reg_names[] = {"vPos", "vFace"};
924 UINT offset = reg->idx;
925
926 switch (reg->type)
927 {
928 case WINED3DSPR_TEMP:
929 TRACE("r");
930 break;
931
932 case WINED3DSPR_INPUT:
933 TRACE("v");
934 break;
935
936 case WINED3DSPR_CONST:
937 case WINED3DSPR_CONST2:
938 case WINED3DSPR_CONST3:
939 case WINED3DSPR_CONST4:
940 TRACE("c");
941 offset = shader_get_float_offset(reg->type, reg->idx);
942 break;
943
944 case WINED3DSPR_TEXTURE: /* vs: case WINED3DSPR_ADDR */
945 TRACE("%c", shader_version->type == WINED3D_SHADER_TYPE_PIXEL ? 't' : 'a');
946 break;
947
948 case WINED3DSPR_RASTOUT:
949 TRACE("%s", rastout_reg_names[reg->idx]);
950 break;
951
952 case WINED3DSPR_COLOROUT:
953 TRACE("oC");
954 break;
955
956 case WINED3DSPR_DEPTHOUT:
957 TRACE("oDepth");
958 break;
959
960 case WINED3DSPR_ATTROUT:
961 TRACE("oD");
962 break;
963
964 case WINED3DSPR_TEXCRDOUT:
965 /* Vertex shaders >= 3.0 use general purpose output registers
966 * (WINED3DSPR_OUTPUT), which can include an address token. */
967 if (shader_version->major >= 3) TRACE("o");
968 else TRACE("oT");
969 break;
970
971 case WINED3DSPR_CONSTINT:
972 TRACE("i");
973 break;
974
975 case WINED3DSPR_CONSTBOOL:
976 TRACE("b");
977 break;
978
979 case WINED3DSPR_LABEL:
980 TRACE("l");
981 break;
982
983 case WINED3DSPR_LOOP:
984 TRACE("aL");
985 break;
986
987 case WINED3DSPR_SAMPLER:
988 TRACE("s");
989 break;
990
991 case WINED3DSPR_MISCTYPE:
992 if (reg->idx > 1) FIXME("Unhandled misctype register %u.\n", reg->idx);
993 else TRACE("%s", misctype_reg_names[reg->idx]);
994 break;
995
996 case WINED3DSPR_PREDICATE:
997 TRACE("p");
998 break;
999
1000 case WINED3DSPR_IMMCONST:
1001 TRACE("l");
1002 break;
1003
1004 case WINED3DSPR_CONSTBUFFER:
1005 TRACE("cb");
1006 break;
1007
1008 case WINED3DSPR_NULL:
1009 TRACE("null");
1010 break;
1011
1012 case WINED3DSPR_RESOURCE:
1013 TRACE("t");
1014 break;
1015
1016 default:
1017 TRACE("unhandled_rtype(%#x)", reg->type);
1018 break;
1019 }
1020
1021 if (reg->type == WINED3DSPR_IMMCONST)
1022 {
1023 TRACE("(");
1024 switch (reg->immconst_type)
1025 {
1026 case WINED3D_IMMCONST_SCALAR:
1027 TRACE("%.8e", *(const float *)reg->immconst_data);
1028 break;
1029
1030 case WINED3D_IMMCONST_VEC4:
1031 TRACE("%.8e, %.8e, %.8e, %.8e",
1032 *(const float *)&reg->immconst_data[0], *(const float *)&reg->immconst_data[1],
1033 *(const float *)&reg->immconst_data[2], *(const float *)&reg->immconst_data[3]);
1034 break;
1035
1036 default:
1037 TRACE("<unhandled immconst_type %#x>", reg->immconst_type);
1038 break;
1039 }
1040 TRACE(")");
1041 }
1042 else if (reg->type != WINED3DSPR_RASTOUT
1043 && reg->type != WINED3DSPR_MISCTYPE
1044 && reg->type != WINED3DSPR_NULL)
1045 {
1046 if (reg->array_idx != ~0U)
1047 {
1048 TRACE("%u[%u", offset, reg->array_idx);
1049 if (reg->rel_addr)
1050 {
1051 TRACE(" + ");
1052 shader_dump_src_param(reg->rel_addr, shader_version);
1053 }
1054 TRACE("]");
1055 }
1056 else
1057 {
1058 if (reg->rel_addr)
1059 {
1060 TRACE("[");
1061 shader_dump_src_param(reg->rel_addr, shader_version);
1062 TRACE(" + ");
1063 }
1064 TRACE("%u", offset);
1065 if (reg->rel_addr) TRACE("]");
1066 }
1067 }
1068 }
1069
1070 void shader_dump_dst_param(const struct wined3d_shader_dst_param *param,
1071 const struct wined3d_shader_version *shader_version)
1072 {
1073 DWORD write_mask = param->write_mask;
1074
1075 shader_dump_register(&param->reg, shader_version);
1076
1077 if (write_mask && write_mask != WINED3DSP_WRITEMASK_ALL)
1078 {
1079 static const char *write_mask_chars = "xyzw";
1080
1081 TRACE(".");
1082 if (write_mask & WINED3DSP_WRITEMASK_0) TRACE("%c", write_mask_chars[0]);
1083 if (write_mask & WINED3DSP_WRITEMASK_1) TRACE("%c", write_mask_chars[1]);
1084 if (write_mask & WINED3DSP_WRITEMASK_2) TRACE("%c", write_mask_chars[2]);
1085 if (write_mask & WINED3DSP_WRITEMASK_3) TRACE("%c", write_mask_chars[3]);
1086 }
1087 }
1088
1089 void shader_dump_src_param(const struct wined3d_shader_src_param *param,
1090 const struct wined3d_shader_version *shader_version)
1091 {
1092 enum wined3d_shader_src_modifier src_modifier = param->modifiers;
1093 DWORD swizzle = param->swizzle;
1094
1095 if (src_modifier == WINED3DSPSM_NEG
1096 || src_modifier == WINED3DSPSM_BIASNEG
1097 || src_modifier == WINED3DSPSM_SIGNNEG
1098 || src_modifier == WINED3DSPSM_X2NEG
1099 || src_modifier == WINED3DSPSM_ABSNEG)
1100 TRACE("-");
1101 else if (src_modifier == WINED3DSPSM_COMP)
1102 TRACE("1-");
1103 else if (src_modifier == WINED3DSPSM_NOT)
1104 TRACE("!");
1105
1106 if (src_modifier == WINED3DSPSM_ABS || src_modifier == WINED3DSPSM_ABSNEG)
1107 TRACE("abs(");
1108
1109 shader_dump_register(&param->reg, shader_version);
1110
1111 if (src_modifier)
1112 {
1113 switch (src_modifier)
1114 {
1115 case WINED3DSPSM_NONE: break;
1116 case WINED3DSPSM_NEG: break;
1117 case WINED3DSPSM_NOT: break;
1118 case WINED3DSPSM_BIAS: TRACE("_bias"); break;
1119 case WINED3DSPSM_BIASNEG: TRACE("_bias"); break;
1120 case WINED3DSPSM_SIGN: TRACE("_bx2"); break;
1121 case WINED3DSPSM_SIGNNEG: TRACE("_bx2"); break;
1122 case WINED3DSPSM_COMP: break;
1123 case WINED3DSPSM_X2: TRACE("_x2"); break;
1124 case WINED3DSPSM_X2NEG: TRACE("_x2"); break;
1125 case WINED3DSPSM_DZ: TRACE("_dz"); break;
1126 case WINED3DSPSM_DW: TRACE("_dw"); break;
1127 case WINED3DSPSM_ABSNEG: TRACE(")"); break;
1128 case WINED3DSPSM_ABS: TRACE(")"); break;
1129 default: TRACE("_unknown_modifier(%#x)", src_modifier);
1130 }
1131 }
1132
1133 if (swizzle != WINED3DSP_NOSWIZZLE)
1134 {
1135 static const char *swizzle_chars = "xyzw";
1136 DWORD swizzle_x = swizzle & 0x03;
1137 DWORD swizzle_y = (swizzle >> 2) & 0x03;
1138 DWORD swizzle_z = (swizzle >> 4) & 0x03;
1139 DWORD swizzle_w = (swizzle >> 6) & 0x03;
1140
1141 if (swizzle_x == swizzle_y
1142 && swizzle_x == swizzle_z
1143 && swizzle_x == swizzle_w)
1144 {
1145 TRACE(".%c", swizzle_chars[swizzle_x]);
1146 }
1147 else
1148 {
1149 TRACE(".%c%c%c%c", swizzle_chars[swizzle_x], swizzle_chars[swizzle_y],
1150 swizzle_chars[swizzle_z], swizzle_chars[swizzle_w]);
1151 }
1152 }
1153 }
1154
1155 /* Shared code in order to generate the bulk of the shader string.
1156 * NOTE: A description of how to parse tokens can be found on MSDN. */
1157 void shader_generate_main(const struct wined3d_shader *shader, struct wined3d_shader_buffer *buffer,
1158 const struct wined3d_shader_reg_maps *reg_maps, const DWORD *byte_code, void *backend_ctx)
1159 {
1160 struct wined3d_device *device = shader->device;
1161 const struct wined3d_shader_frontend *fe = shader->frontend;
1162 void *fe_data = shader->frontend_data;
1163 struct wined3d_shader_src_param dst_rel_addr[2];
1164 struct wined3d_shader_src_param src_rel_addr[4];
1165 struct wined3d_shader_dst_param dst_param[2];
1166 struct wined3d_shader_src_param src_param[4];
1167 struct wined3d_shader_version shader_version;
1168 struct wined3d_shader_loop_state loop_state;
1169 struct wined3d_shader_instruction ins;
1170 struct wined3d_shader_tex_mx tex_mx;
1171 struct wined3d_shader_context ctx;
1172 const DWORD *ptr = byte_code;
1173 DWORD i;
1174
1175 /* Initialize current parsing state. */
1176 tex_mx.current_row = 0;
1177 loop_state.current_depth = 0;
1178 loop_state.current_reg = 0;
1179
1180 ctx.shader = shader;
1181 ctx.gl_info = &device->adapter->gl_info;
1182 ctx.reg_maps = reg_maps;
1183 ctx.buffer = buffer;
1184 ctx.tex_mx = &tex_mx;
1185 ctx.loop_state = &loop_state;
1186 ctx.backend_data = backend_ctx;
1187
1188 ins.ctx = &ctx;
1189 ins.dst = dst_param;
1190 ins.src = src_param;
1191
1192 fe->shader_read_header(fe_data, &ptr, &shader_version);
1193
1194 while (!fe->shader_is_end(fe_data, &ptr))
1195 {
1196 const char *comment;
1197 UINT comment_size;
1198 UINT param_size;
1199
1200 /* Skip comment tokens. */
1201 fe->shader_read_comment(&ptr, &comment, &comment_size);
1202 if (comment) continue;
1203
1204 /* Read opcode. */
1205 fe->shader_read_opcode(fe_data, &ptr, &ins, &param_size);
1206
1207 /* Unknown opcode and its parameters. */
1208 if (ins.handler_idx == WINED3DSIH_TABLE_SIZE)
1209 {
1210 TRACE("Skipping unrecognized instruction.\n");
1211 ptr += param_size;
1212 continue;
1213 }
1214
1215 /* Nothing to do. */
1216 if (ins.handler_idx == WINED3DSIH_DCL
1217 || ins.handler_idx == WINED3DSIH_NOP
1218 || ins.handler_idx == WINED3DSIH_DEF
1219 || ins.handler_idx == WINED3DSIH_DEFI
1220 || ins.handler_idx == WINED3DSIH_DEFB
1221 || ins.handler_idx == WINED3DSIH_PHASE)
1222 {
1223 ptr += param_size;
1224 continue;
1225 }
1226
1227 /* Destination tokens */
1228 for (i = 0; i < ins.dst_count; ++i)
1229 {
1230 fe->shader_read_dst_param(fe_data, &ptr, &dst_param[i], &dst_rel_addr[i]);
1231 }
1232
1233 /* Predication token */
1234 if (ins.predicate)
1235 {
1236 FIXME("Predicates not implemented.\n");
1237 ins.predicate = *ptr++;
1238 }
1239
1240 /* Other source tokens */
1241 for (i = 0; i < ins.src_count; ++i)
1242 {
1243 fe->shader_read_src_param(fe_data, &ptr, &src_param[i], &src_rel_addr[i]);
1244 }
1245
1246 /* Call appropriate function for output target */
1247 device->shader_backend->shader_handle_instruction(&ins);
1248 }
1249 }
1250
1251 static void shader_dump_ins_modifiers(const struct wined3d_shader_dst_param *dst)
1252 {
1253 DWORD mmask = dst->modifiers;
1254
1255 switch (dst->shift)
1256 {
1257 case 0: break;
1258 case 13: TRACE("_d8"); break;
1259 case 14: TRACE("_d4"); break;
1260 case 15: TRACE("_d2"); break;
1261 case 1: TRACE("_x2"); break;
1262 case 2: TRACE("_x4"); break;
1263 case 3: TRACE("_x8"); break;
1264 default: TRACE("_unhandled_shift(%d)", dst->shift); break;
1265 }
1266
1267 if (mmask & WINED3DSPDM_SATURATE) TRACE("_sat");
1268 if (mmask & WINED3DSPDM_PARTIALPRECISION) TRACE("_pp");
1269 if (mmask & WINED3DSPDM_MSAMPCENTROID) TRACE("_centroid");
1270
1271 mmask &= ~(WINED3DSPDM_SATURATE | WINED3DSPDM_PARTIALPRECISION | WINED3DSPDM_MSAMPCENTROID);
1272 if (mmask) FIXME("_unrecognized_modifier(%#x)", mmask);
1273 }
1274
1275 static void shader_trace_init(const struct wined3d_shader_frontend *fe, void *fe_data, const DWORD *byte_code)
1276 {
1277 struct wined3d_shader_version shader_version;
1278 const DWORD *ptr = byte_code;
1279 const char *type_prefix;
1280 DWORD i;
1281
1282 TRACE("Parsing %p.\n", byte_code);
1283
1284 fe->shader_read_header(fe_data, &ptr, &shader_version);
1285
1286 switch (shader_version.type)
1287 {
1288 case WINED3D_SHADER_TYPE_VERTEX:
1289 type_prefix = "vs";
1290 break;
1291
1292 case WINED3D_SHADER_TYPE_GEOMETRY:
1293 type_prefix = "gs";
1294 break;
1295
1296 case WINED3D_SHADER_TYPE_PIXEL:
1297 type_prefix = "ps";
1298 break;
1299
1300 default:
1301 FIXME("Unhandled shader type %#x.\n", shader_version.type);
1302 type_prefix = "unknown";
1303 break;
1304 }
1305
1306 TRACE("%s_%u_%u\n", type_prefix, shader_version.major, shader_version.minor);
1307
1308 while (!fe->shader_is_end(fe_data, &ptr))
1309 {
1310 struct wined3d_shader_instruction ins;
1311 const char *comment;
1312 UINT comment_size;
1313 UINT param_size;
1314
1315 /* comment */
1316 fe->shader_read_comment(&ptr, &comment, &comment_size);
1317 if (comment)
1318 {
1319 if (comment_size > 4 && *(const DWORD *)comment == WINEMAKEFOURCC('T', 'E', 'X', 'T'))
1320 {
1321 const char *end = comment + comment_size;
1322 const char *ptr = comment + 4;
1323 const char *line = ptr;
1324
1325 TRACE("// TEXT\n");
1326 while (ptr != end)
1327 {
1328 if (*ptr == '\n')
1329 {
1330 UINT len = ptr - line;
1331 if (len && *(ptr - 1) == '\r') --len;
1332 TRACE("// %s\n", debugstr_an(line, len));
1333 line = ++ptr;
1334 }
1335 else ++ptr;
1336 }
1337 if (line != ptr) TRACE("// %s\n", debugstr_an(line, ptr - line));
1338 }
1339 else TRACE("// %s\n", debugstr_an(comment, comment_size));
1340 continue;
1341 }
1342
1343 fe->shader_read_opcode(fe_data, &ptr, &ins, &param_size);
1344 if (ins.handler_idx == WINED3DSIH_TABLE_SIZE)
1345 {
1346 TRACE("Skipping unrecognized instruction.\n");
1347 ptr += param_size;
1348 continue;
1349 }
1350
1351 if (ins.handler_idx == WINED3DSIH_DCL)
1352 {
1353 struct wined3d_shader_semantic semantic;
1354
1355 fe->shader_read_semantic(&ptr, &semantic);
1356
1357 shader_dump_decl_usage(&semantic, &shader_version);
1358 shader_dump_ins_modifiers(&semantic.reg);
1359 TRACE(" ");
1360 shader_dump_dst_param(&semantic.reg, &shader_version);
1361 }
1362 else if (ins.handler_idx == WINED3DSIH_DEF)
1363 {
1364 struct wined3d_shader_src_param rel_addr;
1365 struct wined3d_shader_dst_param dst;
1366
1367 fe->shader_read_dst_param(fe_data, &ptr, &dst, &rel_addr);
1368
1369 TRACE("def c%u = %f, %f, %f, %f", shader_get_float_offset(dst.reg.type, dst.reg.idx),
1370 *(const float *)(ptr),
1371 *(const float *)(ptr + 1),
1372 *(const float *)(ptr + 2),
1373 *(const float *)(ptr + 3));
1374 ptr += 4;
1375 }
1376 else if (ins.handler_idx == WINED3DSIH_DEFI)
1377 {
1378 struct wined3d_shader_src_param rel_addr;
1379 struct wined3d_shader_dst_param dst;
1380
1381 fe->shader_read_dst_param(fe_data, &ptr, &dst, &rel_addr);
1382
1383 TRACE("defi i%u = %d, %d, %d, %d", dst.reg.idx,
1384 *(ptr),
1385 *(ptr + 1),
1386 *(ptr + 2),
1387 *(ptr + 3));
1388 ptr += 4;
1389 }
1390 else if (ins.handler_idx == WINED3DSIH_DEFB)
1391 {
1392 struct wined3d_shader_src_param rel_addr;
1393 struct wined3d_shader_dst_param dst;
1394
1395 fe->shader_read_dst_param(fe_data, &ptr, &dst, &rel_addr);
1396
1397 TRACE("defb b%u = %s", dst.reg.idx, *ptr ? "true" : "false");
1398 ++ptr;
1399 }
1400 else
1401 {
1402 struct wined3d_shader_src_param dst_rel_addr[2];
1403 struct wined3d_shader_src_param src_rel_addr;
1404 struct wined3d_shader_dst_param dst_param[2];
1405 struct wined3d_shader_src_param src_param;
1406
1407 for (i = 0; i < ins.dst_count; ++i)
1408 {
1409 fe->shader_read_dst_param(fe_data, &ptr, &dst_param[i], &dst_rel_addr[i]);
1410 }
1411
1412 /* Print out predication source token first - it follows
1413 * the destination token. */
1414 if (ins.predicate)
1415 {
1416 fe->shader_read_src_param(fe_data, &ptr, &src_param, &src_rel_addr);
1417 TRACE("(");
1418 shader_dump_src_param(&src_param, &shader_version);
1419 TRACE(") ");
1420 }
1421
1422 /* PixWin marks instructions with the coissue flag with a '+' */
1423 if (ins.coissue) TRACE("+");
1424
1425 TRACE("%s", shader_opcode_names[ins.handler_idx]);
1426
1427 if (ins.handler_idx == WINED3DSIH_IFC
1428 || ins.handler_idx == WINED3DSIH_BREAKC)
1429 {
1430 switch (ins.flags)
1431 {
1432 case WINED3D_SHADER_REL_OP_GT: TRACE("_gt"); break;
1433 case WINED3D_SHADER_REL_OP_EQ: TRACE("_eq"); break;
1434 case WINED3D_SHADER_REL_OP_GE: TRACE("_ge"); break;
1435 case WINED3D_SHADER_REL_OP_LT: TRACE("_lt"); break;
1436 case WINED3D_SHADER_REL_OP_NE: TRACE("_ne"); break;
1437 case WINED3D_SHADER_REL_OP_LE: TRACE("_le"); break;
1438 default: TRACE("_(%u)", ins.flags);
1439 }
1440 }
1441 else if (ins.handler_idx == WINED3DSIH_TEX
1442 && shader_version.major >= 2
1443 && (ins.flags & WINED3DSI_TEXLD_PROJECT))
1444 {
1445 TRACE("p");
1446 }
1447
1448 /* We already read the destination tokens, print them. */
1449 for (i = 0; i < ins.dst_count; ++i)
1450 {
1451 shader_dump_ins_modifiers(&dst_param[i]);
1452 TRACE(!i ? " " : ", ");
1453 shader_dump_dst_param(&dst_param[i], &shader_version);
1454 }
1455
1456 /* Other source tokens */
1457 for (i = ins.dst_count; i < (ins.dst_count + ins.src_count); ++i)
1458 {
1459 fe->shader_read_src_param(fe_data, &ptr, &src_param, &src_rel_addr);
1460 TRACE(!i ? " " : ", ");
1461 shader_dump_src_param(&src_param, &shader_version);
1462 }
1463 }
1464 TRACE("\n");
1465 }
1466 }
1467
1468 static void shader_cleanup(struct wined3d_shader *shader)
1469 {
1470 shader->device->shader_backend->shader_destroy(shader);
1471 HeapFree(GetProcessHeap(), 0, shader->reg_maps.constf);
1472 HeapFree(GetProcessHeap(), 0, shader->function);
1473 shader_delete_constant_list(&shader->constantsF);
1474 shader_delete_constant_list(&shader->constantsB);
1475 shader_delete_constant_list(&shader->constantsI);
1476 list_remove(&shader->shader_list_entry);
1477
1478 if (shader->frontend && shader->frontend_data)
1479 shader->frontend->shader_free(shader->frontend_data);
1480 }
1481
1482 static void shader_none_handle_instruction(const struct wined3d_shader_instruction *ins) {}
1483 static void shader_none_select(const struct wined3d_context *context, BOOL usePS, BOOL useVS) {}
1484 static void shader_none_select_depth_blt(void *shader_priv, const struct wined3d_gl_info *gl_info,
1485 enum tex_types tex_type, const SIZE *ds_mask_size) {}
1486 static void shader_none_deselect_depth_blt(void *shader_priv, const struct wined3d_gl_info *gl_info) {}
1487 static void shader_none_update_float_vertex_constants(struct wined3d_device *device, UINT start, UINT count) {}
1488 static void shader_none_update_float_pixel_constants(struct wined3d_device *device, UINT start, UINT count) {}
1489 static void shader_none_load_constants(const struct wined3d_context *context, char usePS, char useVS) {}
1490 static void shader_none_load_np2fixup_constants(void *shader_priv,
1491 const struct wined3d_gl_info *gl_info, const struct wined3d_state *state) {}
1492 static void shader_none_destroy(struct wined3d_shader *shader) {}
1493 static HRESULT shader_none_alloc(struct wined3d_device *device) {return WINED3D_OK;}
1494 static void shader_none_free(struct wined3d_device *device) {}
1495 static void shader_none_context_destroyed(void *shader_priv, const struct wined3d_context *context) {}
1496
1497 static void shader_none_get_caps(const struct wined3d_gl_info *gl_info, struct shader_caps *caps)
1498 {
1499 /* Set the shader caps to 0 for the none shader backend */
1500 caps->VertexShaderVersion = 0;
1501 caps->MaxVertexShaderConst = 0;
1502 caps->PixelShaderVersion = 0;
1503 caps->PixelShader1xMaxValue = 0.0f;
1504 caps->MaxPixelShaderConst = 0;
1505 caps->VSClipping = FALSE;
1506 }
1507
1508 static BOOL shader_none_color_fixup_supported(struct color_fixup_desc fixup)
1509 {
1510 if (TRACE_ON(d3d_shader) && TRACE_ON(d3d))
1511 {
1512 TRACE("Checking support for fixup:\n");
1513 dump_color_fixup_desc(fixup);
1514 }
1515
1516 /* Faked to make some apps happy. */
1517 if (!is_complex_fixup(fixup))
1518 {
1519 TRACE("[OK]\n");
1520 return TRUE;
1521 }
1522
1523 TRACE("[FAILED]\n");
1524 return FALSE;
1525 }
1526
1527 const struct wined3d_shader_backend_ops none_shader_backend =
1528 {
1529 shader_none_handle_instruction,
1530 shader_none_select,
1531 shader_none_select_depth_blt,
1532 shader_none_deselect_depth_blt,
1533 shader_none_update_float_vertex_constants,
1534 shader_none_update_float_pixel_constants,
1535 shader_none_load_constants,
1536 shader_none_load_np2fixup_constants,
1537 shader_none_destroy,
1538 shader_none_alloc,
1539 shader_none_free,
1540 shader_none_context_destroyed,
1541 shader_none_get_caps,
1542 shader_none_color_fixup_supported,
1543 };
1544
1545 static HRESULT shader_set_function(struct wined3d_shader *shader, const DWORD *byte_code,
1546 const struct wined3d_shader_signature *output_signature, DWORD float_const_count,
1547 enum wined3d_shader_type type, unsigned int max_version)
1548 {
1549 struct wined3d_shader_reg_maps *reg_maps = &shader->reg_maps;
1550 const struct wined3d_shader_frontend *fe;
1551 HRESULT hr;
1552 unsigned int backend_version;
1553
1554 TRACE("shader %p, byte_code %p, output_signature %p, float_const_count %u.\n",
1555 shader, byte_code, output_signature, float_const_count);
1556
1557 fe = shader_select_frontend(*byte_code);
1558 if (!fe)
1559 {
1560 FIXME("Unable to find frontend for shader.\n");
1561 return WINED3DERR_INVALIDCALL;
1562 }
1563 shader->frontend = fe;
1564 shader->frontend_data = fe->shader_init(byte_code, output_signature);
1565 if (!shader->frontend_data)
1566 {
1567 FIXME("Failed to initialize frontend.\n");
1568 return WINED3DERR_INVALIDCALL;
1569 }
1570
1571 /* First pass: trace shader. */
1572 if (TRACE_ON(d3d_shader))
1573 shader_trace_init(fe, shader->frontend_data, byte_code);
1574
1575 /* Initialize immediate constant lists. */
1576 list_init(&shader->constantsF);
1577 list_init(&shader->constantsB);
1578 list_init(&shader->constantsI);
1579
1580 /* Second pass: figure out which registers are used, what the semantics are, etc. */
1581 hr = shader_get_registers_used(shader, fe,
1582 reg_maps, shader->input_signature, shader->output_signature,
1583 byte_code, float_const_count);
1584 if (FAILED(hr)) return hr;
1585
1586 if (reg_maps->shader_version.type != type)
1587 {
1588 WARN("Wrong shader type %d.\n", reg_maps->shader_version.type);
1589 return WINED3DERR_INVALIDCALL;
1590 }
1591 if (reg_maps->shader_version.major > max_version)
1592 {
1593 WARN("Shader version %d not supported by this D3D API version.\n", reg_maps->shader_version.major);
1594 return WINED3DERR_INVALIDCALL;
1595 }
1596 switch (type)
1597 {
1598 case WINED3D_SHADER_TYPE_VERTEX:
1599 backend_version = shader->device->vshader_version;
1600 break;
1601 case WINED3D_SHADER_TYPE_PIXEL:
1602 backend_version = shader->device->pshader_version;
1603 break;
1604 default:
1605 FIXME("No backend version-checking for this shader type\n");
1606 backend_version = 0;
1607 }
1608 if (reg_maps->shader_version.major > backend_version)
1609 {
1610 WARN("Shader version %d.%d not supported by your GPU with the current shader backend.\n",
1611 reg_maps->shader_version.major, reg_maps->shader_version.minor);
1612 return WINED3DERR_INVALIDCALL;
1613 }
1614
1615 shader->function = HeapAlloc(GetProcessHeap(), 0, shader->functionLength);
1616 if (!shader->function)
1617 return E_OUTOFMEMORY;
1618 memcpy(shader->function, byte_code, shader->functionLength);
1619
1620 return WINED3D_OK;
1621 }
1622
1623 ULONG CDECL wined3d_shader_incref(struct wined3d_shader *shader)
1624 {
1625 ULONG refcount = InterlockedIncrement(&shader->ref);
1626
1627 TRACE("%p increasing refcount to %u.\n", shader, refcount);
1628
1629 return refcount;
1630 }
1631
1632 /* Do not call while under the GL lock. */
1633 ULONG CDECL wined3d_shader_decref(struct wined3d_shader *shader)
1634 {
1635 ULONG refcount = InterlockedDecrement(&shader->ref);
1636
1637 TRACE("%p decreasing refcount to %u.\n", shader, refcount);
1638
1639 if (!refcount)
1640 {
1641 shader_cleanup(shader);
1642 shader->parent_ops->wined3d_object_destroyed(shader->parent);
1643 HeapFree(GetProcessHeap(), 0, shader);
1644 }
1645
1646 return refcount;
1647 }
1648
1649 void * CDECL wined3d_shader_get_parent(const struct wined3d_shader *shader)
1650 {
1651 TRACE("shader %p.\n", shader);
1652
1653 return shader->parent;
1654 }
1655
1656 HRESULT CDECL wined3d_shader_get_byte_code(const struct wined3d_shader *shader,
1657 void *byte_code, UINT *byte_code_size)
1658 {
1659 TRACE("shader %p, byte_code %p, byte_code_size %p.\n", shader, byte_code, byte_code_size);
1660
1661 if (!byte_code)
1662 {
1663 *byte_code_size = shader->functionLength;
1664 return WINED3D_OK;
1665 }
1666
1667 if (*byte_code_size < shader->functionLength)
1668 {
1669 /* MSDN claims (for d3d8 at least) that if *byte_code_size is smaller
1670 * than the required size we should write the required size and
1671 * return D3DERR_MOREDATA. That's not actually true. */
1672 return WINED3DERR_INVALIDCALL;
1673 }
1674
1675 memcpy(byte_code, shader->function, shader->functionLength);
1676
1677 return WINED3D_OK;
1678 }
1679
1680 /* Set local constants for d3d8 shaders. */
1681 HRESULT CDECL wined3d_shader_set_local_constants_float(struct wined3d_shader *shader,
1682 UINT start_idx, const float *src_data, UINT count)
1683 {
1684 UINT end_idx = start_idx + count;
1685 UINT i;
1686
1687 TRACE("shader %p, start_idx %u, src_data %p, count %u.\n", shader, start_idx, src_data, count);
1688
1689 if (end_idx > shader->limits.constant_float)
1690 {
1691 WARN("end_idx %u > float constants limit %u.\n",
1692 end_idx, shader->limits.constant_float);
1693 end_idx = shader->limits.constant_float;
1694 }
1695
1696 for (i = start_idx; i < end_idx; ++i)
1697 {
1698 struct wined3d_shader_lconst *lconst = HeapAlloc(GetProcessHeap(), 0, sizeof(*lconst));
1699 if (!lconst)
1700 return E_OUTOFMEMORY;
1701
1702 lconst->idx = i;
1703 memcpy(lconst->value, src_data + (i - start_idx) * 4 /* 4 components */, 4 * sizeof(float));
1704 list_add_head(&shader->constantsF, &lconst->entry);
1705 }
1706
1707 return WINED3D_OK;
1708 }
1709
1710 void find_vs_compile_args(const struct wined3d_state *state,
1711 const struct wined3d_shader *shader, struct vs_compile_args *args)
1712 {
1713 args->fog_src = state->render_states[WINED3D_RS_FOGTABLEMODE]
1714 == WINED3D_FOG_NONE ? VS_FOG_COORD : VS_FOG_Z;
1715 args->clip_enabled = state->render_states[WINED3D_RS_CLIPPING]
1716 && state->render_states[WINED3D_RS_CLIPPLANEENABLE];
1717 args->swizzle_map = shader->device->strided_streams.swizzle_map;
1718 }
1719
1720 static BOOL match_usage(BYTE usage1, BYTE usage_idx1, BYTE usage2, BYTE usage_idx2)
1721 {
1722 if (usage_idx1 != usage_idx2)
1723 return FALSE;
1724 if (usage1 == usage2)
1725 return TRUE;
1726 if (usage1 == WINED3D_DECL_USAGE_POSITION && usage2 == WINED3D_DECL_USAGE_POSITIONT)
1727 return TRUE;
1728 if (usage2 == WINED3D_DECL_USAGE_POSITION && usage1 == WINED3D_DECL_USAGE_POSITIONT)
1729 return TRUE;
1730
1731 return FALSE;
1732 }
1733
1734 BOOL vshader_get_input(const struct wined3d_shader *shader,
1735 BYTE usage_req, BYTE usage_idx_req, unsigned int *regnum)
1736 {
1737 WORD map = shader->reg_maps.input_registers;
1738 unsigned int i;
1739
1740 for (i = 0; map; map >>= 1, ++i)
1741 {
1742 if (!(map & 1)) continue;
1743
1744 if (match_usage(shader->u.vs.attributes[i].usage,
1745 shader->u.vs.attributes[i].usage_idx, usage_req, usage_idx_req))
1746 {
1747 *regnum = i;
1748 return TRUE;
1749 }
1750 }
1751 return FALSE;
1752 }
1753
1754 static void vertexshader_set_limits(struct wined3d_shader *shader)
1755 {
1756 DWORD shader_version = WINED3D_SHADER_VERSION(shader->reg_maps.shader_version.major,
1757 shader->reg_maps.shader_version.minor);
1758 struct wined3d_device *device = shader->device;
1759
1760 shader->limits.texcoord = 0;
1761 shader->limits.attributes = 16;
1762 shader->limits.packed_input = 0;
1763
1764 switch (shader_version)
1765 {
1766 case WINED3D_SHADER_VERSION(1, 0):
1767 case WINED3D_SHADER_VERSION(1, 1):
1768 shader->limits.temporary = 12;
1769 shader->limits.constant_bool = 0;
1770 shader->limits.constant_int = 0;
1771 shader->limits.address = 1;
1772 shader->limits.packed_output = 12;
1773 shader->limits.sampler = 0;
1774 shader->limits.label = 0;
1775 /* TODO: vs_1_1 has a minimum of 96 constants. What happens when
1776 * a vs_1_1 shader is used on a vs_3_0 capable card that has 256
1777 * constants? */
1778 shader->limits.constant_float = min(256, device->d3d_vshader_constantF);
1779 break;
1780
1781 case WINED3D_SHADER_VERSION(2, 0):
1782 case WINED3D_SHADER_VERSION(2, 1):
1783 shader->limits.temporary = 12;
1784 shader->limits.constant_bool = 16;
1785 shader->limits.constant_int = 16;
1786 shader->limits.address = 1;
1787 shader->limits.packed_output = 12;
1788 shader->limits.sampler = 0;
1789 shader->limits.label = 16;
1790 shader->limits.constant_float = min(256, device->d3d_vshader_constantF);
1791 break;
1792
1793 case WINED3D_SHADER_VERSION(4, 0):
1794 FIXME("Using 3.0 limits for 4.0 shader.\n");
1795 /* Fall through. */
1796
1797 case WINED3D_SHADER_VERSION(3, 0):
1798 shader->limits.temporary = 32;
1799 shader->limits.constant_bool = 32;
1800 shader->limits.constant_int = 32;
1801 shader->limits.address = 1;
1802 shader->limits.packed_output = 12;
1803 shader->limits.sampler = 4;
1804 shader->limits.label = 16; /* FIXME: 2048 */
1805 /* DX10 cards on Windows advertise a d3d9 constant limit of 256
1806 * even though they are capable of supporting much more (GL
1807 * drivers advertise 1024). d3d9.dll and d3d8.dll clamp the
1808 * wined3d-advertised maximum. Clamp the constant limit for <= 3.0
1809 * shaders to 256. */
1810 shader->limits.constant_float = min(256, device->d3d_vshader_constantF);
1811 break;
1812
1813 default:
1814 shader->limits.temporary = 12;
1815 shader->limits.constant_bool = 16;
1816 shader->limits.constant_int = 16;
1817 shader->limits.address = 1;
1818 shader->limits.packed_output = 12;
1819 shader->limits.sampler = 0;
1820 shader->limits.label = 16;
1821 shader->limits.constant_float = min(256, device->d3d_vshader_constantF);
1822 FIXME("Unrecognized vertex shader version \"%u.%u\".\n",
1823 shader->reg_maps.shader_version.major,
1824 shader->reg_maps.shader_version.minor);
1825 }
1826 }
1827
1828 static HRESULT vertexshader_init(struct wined3d_shader *shader, struct wined3d_device *device,
1829 const DWORD *byte_code, const struct wined3d_shader_signature *output_signature,
1830 void *parent, const struct wined3d_parent_ops *parent_ops, unsigned int max_version)
1831 {
1832 struct wined3d_shader_reg_maps *reg_maps = &shader->reg_maps;
1833 unsigned int i;
1834 HRESULT hr;
1835 WORD map;
1836
1837 if (!byte_code) return WINED3DERR_INVALIDCALL;
1838
1839 shader_init(shader, device, parent, parent_ops);
1840 hr = shader_set_function(shader, byte_code, output_signature, device->d3d_vshader_constantF,
1841 WINED3D_SHADER_TYPE_VERTEX, max_version);
1842 if (FAILED(hr))
1843 {
1844 WARN("Failed to set function, hr %#x.\n", hr);
1845 shader_cleanup(shader);
1846 return hr;
1847 }
1848
1849 map = reg_maps->input_registers;
1850 for (i = 0; map; map >>= 1, ++i)
1851 {
1852 if (!(map & 1) || !shader->input_signature[i].semantic_name)
1853 continue;
1854
1855 shader->u.vs.attributes[i].usage =
1856 shader_usage_from_semantic_name(shader->input_signature[i].semantic_name);
1857 shader->u.vs.attributes[i].usage_idx = shader->input_signature[i].semantic_idx;
1858 }
1859
1860 if (output_signature)
1861 {
1862 for (i = 0; i < output_signature->element_count; ++i)
1863 {
1864 struct wined3d_shader_signature_element *e = &output_signature->elements[i];
1865 reg_maps->output_registers |= 1 << e->register_idx;
1866 shader->output_signature[e->register_idx] = *e;
1867 }
1868 }
1869
1870 vertexshader_set_limits(shader);
1871
1872 shader->load_local_constsF = reg_maps->usesrelconstF
1873 && !list_empty(&shader->constantsF);
1874
1875 return WINED3D_OK;
1876 }
1877
1878 static HRESULT geometryshader_init(struct wined3d_shader *shader, struct wined3d_device *device,
1879 const DWORD *byte_code, const struct wined3d_shader_signature *output_signature,
1880 void *parent, const struct wined3d_parent_ops *parent_ops, unsigned int max_version)
1881 {
1882 HRESULT hr;
1883
1884 shader_init(shader, device, parent, parent_ops);
1885 hr = shader_set_function(shader, byte_code, output_signature, 0,
1886 WINED3D_SHADER_TYPE_GEOMETRY, max_version);
1887 if (FAILED(hr))
1888 {
1889 WARN("Failed to set function, hr %#x.\n", hr);
1890 shader_cleanup(shader);
1891 return hr;
1892 }
1893
1894 shader->load_local_constsF = FALSE;
1895
1896 return WINED3D_OK;
1897 }
1898
1899 void find_ps_compile_args(const struct wined3d_state *state,
1900 const struct wined3d_shader *shader, struct ps_compile_args *args)
1901 {
1902 struct wined3d_device *device = shader->device;
1903 const struct wined3d_texture *texture;
1904 UINT i;
1905
1906 memset(args, 0, sizeof(*args)); /* FIXME: Make sure all bits are set. */
1907 if (state->render_states[WINED3D_RS_SRGBWRITEENABLE])
1908 {
1909 const struct wined3d_surface *rt = state->fb->render_targets[0];
1910 if (rt->resource.format->flags & WINED3DFMT_FLAG_SRGB_WRITE) args->srgb_correction = 1;
1911 }
1912
1913 if (shader->reg_maps.shader_version.major == 1
1914 && shader->reg_maps.shader_version.minor <= 3)
1915 {
1916 for (i = 0; i < 4; ++i)
1917 {
1918 DWORD flags = state->texture_states[i][WINED3D_TSS_TEXTURE_TRANSFORM_FLAGS];
1919
1920 if (flags & WINED3D_TTFF_PROJECTED)
1921 {
1922 DWORD tex_transform = flags & ~WINED3D_TTFF_PROJECTED;
1923
1924 if (!state->vertex_shader)
1925 {
1926 unsigned int j;
1927 unsigned int index = state->texture_states[i][WINED3D_TSS_TEXCOORD_INDEX];
1928 DWORD max_valid = WINED3D_TTFF_COUNT4;
1929 enum wined3d_sampler_texture_type sampler_type = shader->reg_maps.sampler_type[i];
1930
1931 for (j = 0; j < state->vertex_declaration->element_count; ++j)
1932 {
1933 struct wined3d_vertex_declaration_element *element =
1934 &state->vertex_declaration->elements[j];
1935
1936 if (element->usage == WINED3D_DECL_USAGE_TEXCOORD
1937 && element->usage_idx == index)
1938 {
1939 max_valid = element->format->component_count;
1940 break;
1941 }
1942 }
1943 if (!tex_transform || tex_transform > max_valid)
1944 {
1945 WARN("Fixing up projected texture transform flags from %#x to %#x.\n",
1946 tex_transform, max_valid);
1947 tex_transform = max_valid;
1948 }
1949 if ((sampler_type == WINED3DSTT_1D && tex_transform > WINED3D_TTFF_COUNT1)
1950 || (sampler_type == WINED3DSTT_2D && tex_transform > WINED3D_TTFF_COUNT2)
1951 || (sampler_type == WINED3DSTT_VOLUME && tex_transform > WINED3D_TTFF_COUNT3))
1952 tex_transform |= WINED3D_PSARGS_PROJECTED;
1953 else
1954 {
1955 WARN("Application requested projected texture with unsuitable texture coordinates.\n");
1956 WARN("(texture unit %u, transform flags %#x, sampler type %u).\n",
1957 i, tex_transform, sampler_type);
1958 }
1959 }
1960 else
1961 tex_transform = WINED3D_TTFF_COUNT4 | WINED3D_PSARGS_PROJECTED;
1962
1963 args->tex_transform |= tex_transform << i * WINED3D_PSARGS_TEXTRANSFORM_SHIFT;
1964 }
1965 }
1966 }
1967
1968 for (i = 0; i < MAX_FRAGMENT_SAMPLERS; ++i)
1969 {
1970 if (!shader->reg_maps.sampler_type[i])
1971 continue;
1972
1973 texture = state->textures[i];
1974 if (!texture)
1975 {
1976 args->color_fixup[i] = COLOR_FIXUP_IDENTITY;
1977 continue;
1978 }
1979 args->color_fixup[i] = texture->resource.format->color_fixup;
1980
1981 if (texture->resource.format->flags & WINED3DFMT_FLAG_SHADOW)
1982 args->shadow |= 1 << i;
1983
1984 /* Flag samplers that need NP2 texcoord fixup. */
1985 if (!(texture->flags & WINED3D_TEXTURE_POW2_MAT_IDENT))
1986 args->np2_fixup |= (1 << i);
1987 }
1988 if (shader->reg_maps.shader_version.major >= 3)
1989 {
1990 if (device->strided_streams.position_transformed)
1991 {
1992 args->vp_mode = pretransformed;
1993 }
1994 else if (use_vs(state))
1995 {
1996 args->vp_mode = vertexshader;
1997 }
1998 else
1999 {
2000 args->vp_mode = fixedfunction;
2001 }
2002 args->fog = FOG_OFF;
2003 }
2004 else
2005 {
2006 args->vp_mode = vertexshader;
2007 if (state->render_states[WINED3D_RS_FOGENABLE])
2008 {
2009 switch (state->render_states[WINED3D_RS_FOGTABLEMODE])
2010 {
2011 case WINED3D_FOG_NONE:
2012 if (device->strided_streams.position_transformed || use_vs(state))
2013 {
2014 args->fog = FOG_LINEAR;
2015 break;
2016 }
2017
2018 switch (state->render_states[WINED3D_RS_FOGVERTEXMODE])
2019 {
2020 case WINED3D_FOG_NONE: /* Fall through. */
2021 case WINED3D_FOG_LINEAR: args->fog = FOG_LINEAR; break;
2022 case WINED3D_FOG_EXP: args->fog = FOG_EXP; break;
2023 case WINED3D_FOG_EXP2: args->fog = FOG_EXP2; break;
2024 }
2025 break;
2026
2027 case WINED3D_FOG_LINEAR: args->fog = FOG_LINEAR; break;
2028 case WINED3D_FOG_EXP: args->fog = FOG_EXP; break;
2029 case WINED3D_FOG_EXP2: args->fog = FOG_EXP2; break;
2030 }
2031 }
2032 else
2033 {
2034 args->fog = FOG_OFF;
2035 }
2036 }
2037 }
2038
2039 static void pixelshader_set_limits(struct wined3d_shader *shader)
2040 {
2041 DWORD shader_version = WINED3D_SHADER_VERSION(shader->reg_maps.shader_version.major,
2042 shader->reg_maps.shader_version.minor);
2043
2044 shader->limits.attributes = 0;
2045 shader->limits.address = 0;
2046 shader->limits.packed_output = 0;
2047
2048 switch (shader_version)
2049 {
2050 case WINED3D_SHADER_VERSION(1, 0):
2051 case WINED3D_SHADER_VERSION(1, 1):
2052 case WINED3D_SHADER_VERSION(1, 2):
2053 case WINED3D_SHADER_VERSION(1, 3):
2054 shader->limits.temporary = 2;
2055 shader->limits.constant_float = 8;
2056 shader->limits.constant_int = 0;
2057 shader->limits.constant_bool = 0;
2058 shader->limits.texcoord = 4;
2059 shader->limits.sampler = 4;
2060 shader->limits.packed_input = 0;
2061 shader->limits.label = 0;
2062 break;
2063
2064 case WINED3D_SHADER_VERSION(1, 4):
2065 shader->limits.temporary = 6;
2066 shader->limits.constant_float = 8;
2067 shader->limits.constant_int = 0;
2068 shader->limits.constant_bool = 0;
2069 shader->limits.texcoord = 6;
2070 shader->limits.sampler = 6;
2071 shader->limits.packed_input = 0;
2072 shader->limits.label = 0;
2073 break;
2074
2075 /* FIXME: Temporaries must match D3DPSHADERCAPS2_0.NumTemps. */
2076 case WINED3D_SHADER_VERSION(2, 0):
2077 shader->limits.temporary = 32;
2078 shader->limits.constant_float = 32;
2079 shader->limits.constant_int = 16;
2080 shader->limits.constant_bool = 16;
2081 shader->limits.texcoord = 8;
2082 shader->limits.sampler = 16;
2083 shader->limits.packed_input = 0;
2084 break;
2085
2086 case WINED3D_SHADER_VERSION(2, 1):
2087 shader->limits.temporary = 32;
2088 shader->limits.constant_float = 32;
2089 shader->limits.constant_int = 16;
2090 shader->limits.constant_bool = 16;
2091 shader->limits.texcoord = 8;
2092 shader->limits.sampler = 16;
2093 shader->limits.packed_input = 0;
2094 shader->limits.label = 16;
2095 break;
2096
2097 case WINED3D_SHADER_VERSION(4, 0):
2098 FIXME("Using 3.0 limits for 4.0 shader.\n");
2099 /* Fall through. */
2100
2101 case WINED3D_SHADER_VERSION(3, 0):
2102 shader->limits.temporary = 32;
2103 shader->limits.constant_float = 224;
2104 shader->limits.constant_int = 16;
2105 shader->limits.constant_bool = 16;
2106 shader->limits.texcoord = 0;
2107 shader->limits.sampler = 16;
2108 shader->limits.packed_input = 12;
2109 shader->limits.label = 16; /* FIXME: 2048 */
2110 break;
2111
2112 default:
2113 shader->limits.temporary = 32;
2114 shader->limits.constant_float = 32;
2115 shader->limits.constant_int = 16;
2116 shader->limits.constant_bool = 16;
2117 shader->limits.texcoord = 8;
2118 shader->limits.sampler = 16;
2119 shader->limits.packed_input = 0;
2120 shader->limits.label = 0;
2121 FIXME("Unrecognized pixel shader version %u.%u\n",
2122 shader->reg_maps.shader_version.major,
2123 shader->reg_maps.shader_version.minor);
2124 }
2125 }
2126
2127 static HRESULT pixelshader_init(struct wined3d_shader *shader, struct wined3d_device *device,
2128 const DWORD *byte_code, const struct wined3d_shader_signature *output_signature,
2129 void *parent, const struct wined3d_parent_ops *parent_ops, unsigned int max_version)
2130 {
2131 const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
2132 unsigned int i, highest_reg_used = 0, num_regs_used = 0;
2133 HRESULT hr;
2134
2135 if (!byte_code) return WINED3DERR_INVALIDCALL;
2136
2137 shader_init(shader, device, parent, parent_ops);
2138 hr = shader_set_function(shader, byte_code, output_signature, device->d3d_pshader_constantF,
2139 WINED3D_SHADER_TYPE_PIXEL, max_version);
2140 if (FAILED(hr))
2141 {
2142 WARN("Failed to set function, hr %#x.\n", hr);
2143 shader_cleanup(shader);
2144 return hr;
2145 }
2146
2147 pixelshader_set_limits(shader);
2148
2149 for (i = 0; i < MAX_REG_INPUT; ++i)
2150 {
2151 if (shader->u.ps.input_reg_used[i])
2152 {
2153 ++num_regs_used;
2154 highest_reg_used = i;
2155 }
2156 }
2157
2158 /* Don't do any register mapping magic if it is not needed, or if we can't
2159 * achieve anything anyway */
2160 if (highest_reg_used < (gl_info->limits.glsl_varyings / 4)
2161 || num_regs_used > (gl_info->limits.glsl_varyings / 4))
2162 {
2163 if (num_regs_used > (gl_info->limits.glsl_varyings / 4))
2164 {
2165 /* This happens with relative addressing. The input mapper function
2166 * warns about this if the higher registers are declared too, so
2167 * don't write a FIXME here */
2168 WARN("More varying registers used than supported\n");
2169 }
2170
2171 for (i = 0; i < MAX_REG_INPUT; ++i)
2172 {
2173 shader->u.ps.input_reg_map[i] = i;
2174 }
2175
2176 shader->u.ps.declared_in_count = highest_reg_used + 1;
2177 }
2178 else
2179 {
2180 shader->u.ps.declared_in_count = 0;
2181 for (i = 0; i < MAX_REG_INPUT; ++i)
2182 {
2183 if (shader->u.ps.input_reg_used[i])
2184 shader->u.ps.input_reg_map[i] = shader->u.ps.declared_in_count++;
2185 else shader->u.ps.input_reg_map[i] = ~0U;
2186 }
2187 }
2188
2189 shader->load_local_constsF = FALSE;
2190
2191 return WINED3D_OK;
2192 }
2193
2194 void pixelshader_update_samplers(struct wined3d_shader_reg_maps *reg_maps, struct wined3d_texture * const *textures)
2195 {
2196 enum wined3d_sampler_texture_type *sampler_type = reg_maps->sampler_type;
2197 unsigned int i;
2198
2199 if (reg_maps->shader_version.major != 1) return;
2200
2201 for (i = 0; i < max(MAX_FRAGMENT_SAMPLERS, MAX_VERTEX_SAMPLERS); ++i)
2202 {
2203 /* We don't sample from this sampler. */
2204 if (!sampler_type[i]) continue;
2205
2206 if (!textures[i])
2207 {
2208 WARN("No texture bound to sampler %u, using 2D.\n", i);
2209 sampler_type[i] = WINED3DSTT_2D;
2210 continue;
2211 }
2212
2213 switch (textures[i]->target)
2214 {
2215 case GL_TEXTURE_RECTANGLE_ARB:
2216 case GL_TEXTURE_2D:
2217 /* We have to select between texture rectangles and 2D
2218 * textures later because 2.0 and 3.0 shaders only have
2219 * WINED3DSTT_2D as well. */
2220 sampler_type[i] = WINED3DSTT_2D;
2221 break;
2222
2223 case GL_TEXTURE_3D:
2224 sampler_type[i] = WINED3DSTT_VOLUME;
2225 break;
2226
2227 case GL_TEXTURE_CUBE_MAP_ARB:
2228 sampler_type[i] = WINED3DSTT_CUBE;
2229 break;
2230
2231 default:
2232 FIXME("Unrecognized texture type %#x, using 2D.\n", textures[i]->target);
2233 sampler_type[i] = WINED3DSTT_2D;
2234 }
2235 }
2236 }
2237
2238 HRESULT CDECL wined3d_shader_create_gs(struct wined3d_device *device, const DWORD *byte_code,
2239 const struct wined3d_shader_signature *output_signature, void *parent,
2240 const struct wined3d_parent_ops *parent_ops, struct wined3d_shader **shader, unsigned int max_version)
2241 {
2242 struct wined3d_shader *object;
2243 HRESULT hr;
2244
2245 TRACE("device %p, byte_code %p, output_signature %p, parent %p, parent_ops %p, shader %p.\n",
2246 device, byte_code, output_signature, parent, parent_ops, shader);
2247
2248 object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
2249 if (!object)
2250 {
2251 ERR("Failed to allocate shader memory.\n");
2252 return E_OUTOFMEMORY;
2253 }
2254
2255 hr = geometryshader_init(object, device, byte_code, output_signature, parent, parent_ops, max_version);
2256 if (FAILED(hr))
2257 {
2258 WARN("Failed to initialize geometry shader, hr %#x.\n", hr);
2259 HeapFree(GetProcessHeap(), 0, object);
2260 return hr;
2261 }
2262
2263 TRACE("Created geometry shader %p.\n", object);
2264 *shader = object;
2265
2266 return WINED3D_OK;
2267 }
2268
2269 HRESULT CDECL wined3d_shader_create_ps(struct wined3d_device *device, const DWORD *byte_code,
2270 const struct wined3d_shader_signature *output_signature, void *parent,
2271 const struct wined3d_parent_ops *parent_ops, struct wined3d_shader **shader, unsigned int max_version)
2272 {
2273 struct wined3d_shader *object;
2274 HRESULT hr;
2275
2276 TRACE("device %p, byte_code %p, output_signature %p, parent %p, parent_ops %p, shader %p.\n",
2277 device, byte_code, output_signature, parent, parent_ops, shader);
2278
2279 if (device->ps_selected_mode == SHADER_NONE)
2280 return WINED3DERR_INVALIDCALL;
2281
2282 object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
2283 if (!object)
2284 {
2285 ERR("Failed to allocate shader memory.\n");
2286 return E_OUTOFMEMORY;
2287 }
2288
2289 hr = pixelshader_init(object, device, byte_code, output_signature, parent, parent_ops, max_version);
2290 if (FAILED(hr))
2291 {
2292 WARN("Failed to initialize pixel shader, hr %#x.\n", hr);
2293 HeapFree(GetProcessHeap(), 0, object);
2294 return hr;
2295 }
2296
2297 TRACE("Created pixel shader %p.\n", object);
2298 *shader = object;
2299
2300 return WINED3D_OK;
2301 }
2302
2303 HRESULT CDECL wined3d_shader_create_vs(struct wined3d_device *device, const DWORD *byte_code,
2304 const struct wined3d_shader_signature *output_signature, void *parent,
2305 const struct wined3d_parent_ops *parent_ops, struct wined3d_shader **shader, unsigned int max_version)
2306 {
2307 struct wined3d_shader *object;
2308 HRESULT hr;
2309
2310 TRACE("device %p, byte_code %p, output_signature %p, parent %p, parent_ops %p, shader %p.\n",
2311 device, byte_code, output_signature, parent, parent_ops, shader);
2312
2313 if (device->vs_selected_mode == SHADER_NONE)
2314 return WINED3DERR_INVALIDCALL;
2315
2316 object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
2317 if (!object)
2318 {
2319 ERR("Failed to allocate shader memory.\n");
2320 return E_OUTOFMEMORY;
2321 }
2322
2323 hr = vertexshader_init(object, device, byte_code, output_signature, parent, parent_ops, max_version);
2324 if (FAILED(hr))
2325 {
2326 WARN("Failed to initialize vertex shader, hr %#x.\n", hr);
2327 HeapFree(GetProcessHeap(), 0, object);
2328 return hr;
2329 }
2330
2331 TRACE("Created vertex shader %p.\n", object);
2332 *shader = object;
2333
2334 return WINED3D_OK;
2335 }
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