baseshader.c@ 19678

Last change on this file since 19678 was 19678, checked in by vboxsync, 16 years ago
opengl: update wine to 1.1.21, add d3d9.dll to build list
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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	/*
28	* Sun LGPL Disclaimer: For the avoidance of doubt, except that if any license choice
29	* other than GPL or LGPL is available it will apply instead, Sun elects to use only
30	* the Lesser General Public License version 2.1 (LGPLv2) at this time for any software where
31	* a choice of LGPL license versions is made available with the language indicating
32	* that LGPLv2 or any later version may be used, or where a choice of which version
33	* of the LGPL is applied is otherwise unspecified.
34	*/
35
36	#include "config.h"
37	#include <string.h>
38	#include <stdio.h>
39	#include "wined3d_private.h"
40
41	WINE_DEFAULT_DEBUG_CHANNEL(d3d_shader);
42	WINE_DECLARE_DEBUG_CHANNEL(d3d);
43
44	static const char *shader_opcode_names[] =
45	{
46	/* WINED3DSIH_ABS */ "abs",
47	/* WINED3DSIH_ADD */ "add",
48	/* WINED3DSIH_BEM */ "bem",
49	/* WINED3DSIH_BREAK */ "break",
50	/* WINED3DSIH_BREAKC */ "breakc",
51	/* WINED3DSIH_BREAKP */ "breakp",
52	/* WINED3DSIH_CALL */ "call",
53	/* WINED3DSIH_CALLNZ */ "callnz",
54	/* WINED3DSIH_CMP */ "cmp",
55	/* WINED3DSIH_CND */ "cnd",
56	/* WINED3DSIH_CRS */ "crs",
57	/* WINED3DSIH_DCL */ "dcl",
58	/* WINED3DSIH_DEF */ "def",
59	/* WINED3DSIH_DEFB */ "defb",
60	/* WINED3DSIH_DEFI */ "defi",
61	/* WINED3DSIH_DP2ADD */ "dp2add",
62	/* WINED3DSIH_DP3 */ "dp3",
63	/* WINED3DSIH_DP4 */ "dp4",
64	/* WINED3DSIH_DST */ "dst",
65	/* WINED3DSIH_DSX */ "dsx",
66	/* WINED3DSIH_DSY */ "dsy",
67	/* WINED3DSIH_ELSE */ "else",
68	/* WINED3DSIH_ENDIF */ "endif",
69	/* WINED3DSIH_ENDLOOP */ "endloop",
70	/* WINED3DSIH_ENDREP */ "endrep",
71	/* WINED3DSIH_EXP */ "exp",
72	/* WINED3DSIH_EXPP */ "expp",
73	/* WINED3DSIH_FRC */ "frc",
74	/* WINED3DSIH_IF */ "if",
75	/* WINED3DSIH_IFC */ "ifc",
76	/* WINED3DSIH_LABEL */ "label",
77	/* WINED3DSIH_LIT */ "lit",
78	/* WINED3DSIH_LOG */ "log",
79	/* WINED3DSIH_LOGP */ "logp",
80	/* WINED3DSIH_LOOP */ "loop",
81	/* WINED3DSIH_LRP */ "lrp",
82	/* WINED3DSIH_M3x2 */ "m3x2",
83	/* WINED3DSIH_M3x3 */ "m3x3",
84	/* WINED3DSIH_M3x4 */ "m3x4",
85	/* WINED3DSIH_M4x3 */ "m4x3",
86	/* WINED3DSIH_M4x4 */ "m4x4",
87	/* WINED3DSIH_MAD */ "mad",
88	/* WINED3DSIH_MAX */ "max",
89	/* WINED3DSIH_MIN */ "min",
90	/* WINED3DSIH_MOV */ "mov",
91	/* WINED3DSIH_MOVA */ "mova",
92	/* WINED3DSIH_MUL */ "mul",
93	/* WINED3DSIH_NOP */ "nop",
94	/* WINED3DSIH_NRM */ "nrm",
95	/* WINED3DSIH_PHASE */ "phase",
96	/* WINED3DSIH_POW */ "pow",
97	/* WINED3DSIH_RCP */ "rcp",
98	/* WINED3DSIH_REP */ "rep",
99	/* WINED3DSIH_RET */ "ret",
100	/* WINED3DSIH_RSQ */ "rsq",
101	/* WINED3DSIH_SETP */ "setp",
102	/* WINED3DSIH_SGE */ "sge",
103	/* WINED3DSIH_SGN */ "sgn",
104	/* WINED3DSIH_SINCOS */ "sincos",
105	/* WINED3DSIH_SLT */ "slt",
106	/* WINED3DSIH_SUB */ "sub",
107	/* WINED3DSIH_TEX */ "texld",
108	/* WINED3DSIH_TEXBEM */ "texbem",
109	/* WINED3DSIH_TEXBEML */ "texbeml",
110	/* WINED3DSIH_TEXCOORD */ "texcrd",
111	/* WINED3DSIH_TEXDEPTH */ "texdepth",
112	/* WINED3DSIH_TEXDP3 */ "texdp3",
113	/* WINED3DSIH_TEXDP3TEX */ "texdp3tex",
114	/* WINED3DSIH_TEXKILL */ "texkill",
115	/* WINED3DSIH_TEXLDD */ "texldd",
116	/* WINED3DSIH_TEXLDL */ "texldl",
117	/* WINED3DSIH_TEXM3x2DEPTH */ "texm3x2depth",
118	/* WINED3DSIH_TEXM3x2PAD */ "texm3x2pad",
119	/* WINED3DSIH_TEXM3x2TEX */ "texm3x2tex",
120	/* WINED3DSIH_TEXM3x3 */ "texm3x3",
121	/* WINED3DSIH_TEXM3x3DIFF */ "texm3x3diff",
122	/* WINED3DSIH_TEXM3x3PAD */ "texm3x3pad",
123	/* WINED3DSIH_TEXM3x3SPEC */ "texm3x3spec",
124	/* WINED3DSIH_TEXM3x3TEX */ "texm3x3tex",
125	/* WINED3DSIH_TEXM3x3VSPEC */ "texm3x3vspec",
126	/* WINED3DSIH_TEXREG2AR */ "texreg2ar",
127	/* WINED3DSIH_TEXREG2GB */ "texreg2gb",
128	/* WINED3DSIH_TEXREG2RGB */ "texreg2rgb",
129	};
130
131	const struct wined3d_shader_frontend *shader_select_frontend(DWORD version_token)
132	{
133	switch (version_token >> 16)
134	{
135	case WINED3D_SM1_VS:
136	case WINED3D_SM1_PS:
137	return &sm1_shader_frontend;
138
139	case WINED3D_SM4_PS:
140	case WINED3D_SM4_VS:
141	case WINED3D_SM4_GS:
142	return &sm4_shader_frontend;
143
144	default:
145	FIXME("Unrecognised version token %#x\n", version_token);
146	return NULL;
147	}
148	}
149
150	static inline BOOL shader_is_version_token(DWORD token) {
151	return shader_is_pshader_version(token) \|\|
152	shader_is_vshader_version(token);
153	}
154
155	void shader_buffer_init(struct SHADER_BUFFER *buffer)
156	{
157	buffer->buffer = HeapAlloc(GetProcessHeap(), 0, SHADER_PGMSIZE);
158	buffer->buffer[0] = '\0';
159	buffer->bsize = 0;
160	buffer->lineNo = 0;
161	buffer->newline = TRUE;
162	}
163
164	void shader_buffer_free(struct SHADER_BUFFER *buffer)
165	{
166	HeapFree(GetProcessHeap(), 0, buffer->buffer);
167	}
168
169	int shader_vaddline(SHADER_BUFFER* buffer, const char *format, va_list args)
170	{
171	char* base = buffer->buffer + buffer->bsize;
172	int rc;
173
174	rc = _vsnprintf(base, SHADER_PGMSIZE - 1 - buffer->bsize, format, args);
175
176	if (rc < 0 \|\| /* C89 */
177	rc > SHADER_PGMSIZE - 1 - buffer->bsize) { /* C99 */
178
179	ERR("The buffer allocated for the shader program string "
180	"is too small at %d bytes.\n", SHADER_PGMSIZE);
181	buffer->bsize = SHADER_PGMSIZE - 1;
182	return -1;
183	}
184
185	if (buffer->newline) {
186	TRACE("GL HW (%u, %u) : %s", buffer->lineNo + 1, buffer->bsize, base);
187	buffer->newline = FALSE;
188	} else {
189	TRACE("%s", base);
190	}
191
192	buffer->bsize += rc;
193	if (buffer->buffer[buffer->bsize-1] == '\n') {
194	buffer->lineNo++;
195	buffer->newline = TRUE;
196	}
197	return 0;
198	}
199
200	int shader_addline(SHADER_BUFFER* buffer, const char *format, ...)
201	{
202	int ret;
203	va_list args;
204
205	va_start(args, format);
206	ret = shader_vaddline(buffer, format, args);
207	va_end(args);
208
209	return ret;
210	}
211
212	void shader_init(struct IWineD3DBaseShaderClass shader, IWineD3DDevice device)
213	{
214	shader->ref = 1;
215	shader->device = device;
216	list_init(&shader->linked_programs);
217	}
218
219	/* Convert floating point offset relative
220	* to a register file to an absolute offset for float constants */
221	static unsigned int shader_get_float_offset(WINED3DSHADER_PARAM_REGISTER_TYPE register_type, UINT register_idx)
222	{
223	switch (register_type)
224	{
225	case WINED3DSPR_CONST: return register_idx;
226	case WINED3DSPR_CONST2: return 2048 + register_idx;
227	case WINED3DSPR_CONST3: return 4096 + register_idx;
228	case WINED3DSPR_CONST4: return 6144 + register_idx;
229	default:
230	FIXME("Unsupported register type: %d\n", register_type);
231	return register_idx;
232	}
233	}
234
235	static void shader_delete_constant_list(struct list* clist) {
236
237	struct list *ptr;
238	struct local_constant* constant;
239
240	ptr = list_head(clist);
241	while (ptr) {
242	constant = LIST_ENTRY(ptr, struct local_constant, entry);
243	ptr = list_next(clist, ptr);
244	HeapFree(GetProcessHeap(), 0, constant);
245	}
246	list_init(clist);
247	}
248
249	static inline void set_bitmap_bit(DWORD *bitmap, DWORD bit)
250	{
251	DWORD idx, shift;
252	idx = bit >> 5;
253	shift = bit & 0x1f;
254	bitmap[idx] \|= (1 << shift);
255	}
256
257	static void shader_record_register_usage(IWineD3DBaseShaderImpl This, struct shader_reg_maps reg_maps,
258	DWORD register_type, UINT register_idx, BOOL has_rel_addr, BOOL pshader)
259	{
260	switch (register_type)
261	{
262	case WINED3DSPR_TEXTURE: /* WINED3DSPR_ADDR */
263	if (pshader) reg_maps->texcoord[register_idx] = 1;
264	else reg_maps->address[register_idx] = 1;
265	break;
266
267	case WINED3DSPR_TEMP:
268	reg_maps->temporary[register_idx] = 1;
269	break;
270
271	case WINED3DSPR_INPUT:
272	if (!pshader) reg_maps->attributes[register_idx] = 1;
273	else
274	{
275	if (has_rel_addr)
276	{
277	/* If relative addressing is used, we must assume that all registers
278	* are used. Even if it is a construct like v3[aL], we can't assume
279	* that v0, v1 and v2 aren't read because aL can be negative */
280	unsigned int i;
281	for (i = 0; i < MAX_REG_INPUT; ++i)
282	{
283	((IWineD3DPixelShaderImpl *)This)->input_reg_used[i] = TRUE;
284	}
285	}
286	else
287	{
288	((IWineD3DPixelShaderImpl *)This)->input_reg_used[register_idx] = TRUE;
289	}
290	}
291	break;
292
293	case WINED3DSPR_RASTOUT:
294	if (register_idx == 1) reg_maps->fog = 1;
295	break;
296
297	case WINED3DSPR_MISCTYPE:
298	if (pshader && register_idx == 0) reg_maps->vpos = 1;
299	break;
300
301	case WINED3DSPR_CONST:
302	if (has_rel_addr)
303	{
304	if (!pshader)
305	{
306	if (register_idx <= ((IWineD3DVertexShaderImpl *)This)->min_rel_offset)
307	((IWineD3DVertexShaderImpl *)This)->min_rel_offset = register_idx;
308	else if (register_idx >= ((IWineD3DVertexShaderImpl *)This)->max_rel_offset)
309	((IWineD3DVertexShaderImpl *)This)->max_rel_offset = register_idx;
310	}
311	reg_maps->usesrelconstF = TRUE;
312	}
313	else
314	{
315	set_bitmap_bit(reg_maps->constf, register_idx);
316	}
317	break;
318
319	case WINED3DSPR_CONSTINT:
320	reg_maps->integer_constants \|= (1 << register_idx);
321	break;
322
323	case WINED3DSPR_CONSTBOOL:
324	reg_maps->boolean_constants \|= (1 << register_idx);
325	break;
326
327	default:
328	TRACE("Not recording register of type %#x and idx %u\n", register_type, register_idx);
329	break;
330	}
331	}
332
333	static unsigned char get_instr_regcount(enum WINED3D_SHADER_INSTRUCTION_HANDLER instr, int param)
334	{
335	switch(instr)
336	{
337	case WINED3DSIH_M4x4:
338	case WINED3DSIH_M3x4:
339	return param == 1 ? 4 : 1;
340
341	case WINED3DSIH_M4x3:
342	case WINED3DSIH_M3x3:
343	return param == 1 ? 3 : 1;
344
345	case WINED3DSIH_M3x2:
346	return param == 1 ? 2 : 1;
347
348	default:
349	return 1;
350	}
351	}
352
353	/* Note that this does not count the loop register
354	* as an address register. */
355
356	HRESULT shader_get_registers_used(IWineD3DBaseShader iface, const struct wined3d_shader_frontend fe,
357	struct shader_reg_maps reg_maps, struct wined3d_shader_semantic semantics_in,
358	struct wined3d_shader_semantic semantics_out, const DWORD byte_code, DWORD constf_size)
359	{
360	IWineD3DBaseShaderImpl* This = (IWineD3DBaseShaderImpl*) iface;
361	void *fe_data = This->baseShader.frontend_data;
362	struct wined3d_shader_version shader_version;
363	unsigned int cur_loop_depth = 0, max_loop_depth = 0;
364	const DWORD* pToken = byte_code;
365	char pshader;
366
367	/* There are some minor differences between pixel and vertex shaders */
368
369	memset(reg_maps, 0, sizeof(*reg_maps));
370
371	/* get_registers_used is called on every compile on some 1.x shaders, which can result
372	* in stacking up a collection of local constants. Delete the old constants if existing
373	*/
374	shader_delete_constant_list(&This->baseShader.constantsF);
375	shader_delete_constant_list(&This->baseShader.constantsB);
376	shader_delete_constant_list(&This->baseShader.constantsI);
377
378	fe->shader_read_header(fe_data, &pToken, &shader_version);
379	reg_maps->shader_version = shader_version;
380	pshader = shader_is_pshader_version(shader_version.type);
381
382	reg_maps->constf = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
383	sizeof(reg_maps->constf) ((constf_size + 31) / 32));
384	if(!reg_maps->constf) {
385	ERR("Out of memory\n");
386	return E_OUTOFMEMORY;
387	}
388
389	while (!fe->shader_is_end(fe_data, &pToken))
390	{
391	struct wined3d_shader_instruction ins;
392	const char *comment;
393	UINT param_size;
394
395	/* Skip comments */
396	fe->shader_read_comment(&pToken, &comment);
397	if (comment) continue;
398
399	/* Fetch opcode */
400	fe->shader_read_opcode(fe_data, &pToken, &ins, &param_size);
401
402	/* Unhandled opcode, and its parameters */
403	if (ins.handler_idx == WINED3DSIH_TABLE_SIZE)
404	{
405	TRACE("Skipping unrecognized instruction.\n");
406	pToken += param_size;
407	continue;
408	}
409
410	/* Handle declarations */
411	if (ins.handler_idx == WINED3DSIH_DCL)
412	{
413	struct wined3d_shader_semantic semantic;
414
415	fe->shader_read_semantic(&pToken, &semantic);
416
417	switch (semantic.reg.reg.type)
418	{
419	/* Vshader: mark attributes used
420	* Pshader: mark 3.0 input registers used, save token */
421	case WINED3DSPR_INPUT:
422	if (!pshader) reg_maps->attributes[semantic.reg.reg.idx] = 1;
423	else reg_maps->packed_input[semantic.reg.reg.idx] = 1;
424	semantics_in[semantic.reg.reg.idx] = semantic;
425	break;
426
427	/* Vshader: mark 3.0 output registers used, save token */
428	case WINED3DSPR_OUTPUT:
429	reg_maps->packed_output[semantic.reg.reg.idx] = 1;
430	semantics_out[semantic.reg.reg.idx] = semantic;
431	if (semantic.usage == WINED3DDECLUSAGE_FOG) reg_maps->fog = 1;
432	break;
433
434	/* Save sampler usage token */
435	case WINED3DSPR_SAMPLER:
436	reg_maps->sampler_type[semantic.reg.reg.idx] = semantic.sampler_type;
437	break;
438
439	default:
440	TRACE("Not recording DCL register type %#x.\n", semantic.reg.reg.type);
441	break;
442	}
443	}
444	else if (ins.handler_idx == WINED3DSIH_DEF)
445	{
446	struct wined3d_shader_dst_param dst;
447	struct wined3d_shader_src_param rel_addr;
448
449	local_constant* lconst = HeapAlloc(GetProcessHeap(), 0, sizeof(local_constant));
450	if (!lconst) return E_OUTOFMEMORY;
451
452	fe->shader_read_dst_param(fe_data, &pToken, &dst, &rel_addr);
453	lconst->idx = dst.reg.idx;
454
455	memcpy(lconst->value, pToken, 4 * sizeof(DWORD));
456	pToken += 4;
457
458	/* In pixel shader 1.X shaders, the constants are clamped between [-1;1] */
459	if (shader_version.major == 1 && pshader)
460	{
461	float value = (float ) lconst->value;
462	if(value[0] < -1.0) value[0] = -1.0;
463	else if(value[0] > 1.0) value[0] = 1.0;
464	if(value[1] < -1.0) value[1] = -1.0;
465	else if(value[1] > 1.0) value[1] = 1.0;
466	if(value[2] < -1.0) value[2] = -1.0;
467	else if(value[2] > 1.0) value[2] = 1.0;
468	if(value[3] < -1.0) value[3] = -1.0;
469	else if(value[3] > 1.0) value[3] = 1.0;
470	}
471
472	list_add_head(&This->baseShader.constantsF, &lconst->entry);
473	}
474	else if (ins.handler_idx == WINED3DSIH_DEFI)
475	{
476	struct wined3d_shader_dst_param dst;
477	struct wined3d_shader_src_param rel_addr;
478
479	local_constant* lconst = HeapAlloc(GetProcessHeap(), 0, sizeof(local_constant));
480	if (!lconst) return E_OUTOFMEMORY;
481
482	fe->shader_read_dst_param(fe_data, &pToken, &dst, &rel_addr);
483	lconst->idx = dst.reg.idx;
484
485	memcpy(lconst->value, pToken, 4 * sizeof(DWORD));
486	pToken += 4;
487
488	list_add_head(&This->baseShader.constantsI, &lconst->entry);
489	}
490	else if (ins.handler_idx == WINED3DSIH_DEFB)
491	{
492	struct wined3d_shader_dst_param dst;
493	struct wined3d_shader_src_param rel_addr;
494
495	local_constant* lconst = HeapAlloc(GetProcessHeap(), 0, sizeof(local_constant));
496	if (!lconst) return E_OUTOFMEMORY;
497
498	fe->shader_read_dst_param(fe_data, &pToken, &dst, &rel_addr);
499	lconst->idx = dst.reg.idx;
500
501	memcpy(lconst->value, pToken, sizeof(DWORD));
502	++pToken;
503
504	list_add_head(&This->baseShader.constantsB, &lconst->entry);
505	}
506	/* If there's a loop in the shader */
507	else if (ins.handler_idx == WINED3DSIH_LOOP
508	\|\| ins.handler_idx == WINED3DSIH_REP)
509	{
510	struct wined3d_shader_src_param src, rel_addr;
511
512	fe->shader_read_src_param(fe_data, &pToken, &src, &rel_addr);
513
514	/* Rep and Loop always use an integer constant for the control parameters */
515	if (ins.handler_idx == WINED3DSIH_REP)
516	{
517	reg_maps->integer_constants \|= 1 << src.reg.idx;
518	}
519	else
520	{
521	fe->shader_read_src_param(fe_data, &pToken, &src, &rel_addr);
522	reg_maps->integer_constants \|= 1 << src.reg.idx;
523	}
524
525	cur_loop_depth++;
526	if(cur_loop_depth > max_loop_depth)
527	max_loop_depth = cur_loop_depth;
528	}
529	else if (ins.handler_idx == WINED3DSIH_ENDLOOP
530	\|\| ins.handler_idx == WINED3DSIH_ENDREP)
531	{
532	cur_loop_depth--;
533	}
534	/* For subroutine prototypes */
535	else if (ins.handler_idx == WINED3DSIH_LABEL)
536	{
537	struct wined3d_shader_src_param src, rel_addr;
538
539	fe->shader_read_src_param(fe_data, &pToken, &src, &rel_addr);
540	reg_maps->labels[src.reg.idx] = 1;
541	}
542	/* Set texture, address, temporary registers */
543	else
544	{
545	int i, limit;
546
547	/* This will loop over all the registers and try to
548	* make a bitmask of the ones we're interested in.
549	*
550	* Relative addressing tokens are ignored, but that's
551	* okay, since we'll catch any address registers when
552	* they are initialized (required by spec) */
553
554	if (ins.dst_count)
555	{
556	struct wined3d_shader_dst_param dst_param;
557	struct wined3d_shader_src_param dst_rel_addr;
558
559	fe->shader_read_dst_param(fe_data, &pToken, &dst_param, &dst_rel_addr);
560
561	/* WINED3DSPR_TEXCRDOUT is the same as WINED3DSPR_OUTPUT. _OUTPUT can be > MAX_REG_TEXCRD and
562	* is used in >= 3.0 shaders. Filter 3.0 shaders to prevent overflows, and also filter pixel
563	* shaders because TECRDOUT isn't used in them, but future register types might cause issues */
564	if (!pshader && shader_version.major < 3 && dst_param.reg.type == WINED3DSPR_TEXCRDOUT)
565	{
566	reg_maps->texcoord_mask[dst_param.reg.type] \|= dst_param.write_mask;
567	}
568	else
569	{
570	shader_record_register_usage(This, reg_maps, dst_param.reg.type,
571	dst_param.reg.idx, !!dst_param.reg.rel_addr, pshader);
572	}
573
574	/* Declare 1.X samplers implicitly, based on the destination reg. number */
575	if (shader_version.major == 1
576	&& pshader /* Filter different instructions with the same enum values in VS */
577	&& (ins.handler_idx == WINED3DSIH_TEX
578	\|\| ins.handler_idx == WINED3DSIH_TEXBEM
579	\|\| ins.handler_idx == WINED3DSIH_TEXBEML
580	\|\| ins.handler_idx == WINED3DSIH_TEXDP3TEX
581	\|\| ins.handler_idx == WINED3DSIH_TEXM3x2TEX
582	\|\| ins.handler_idx == WINED3DSIH_TEXM3x3SPEC
583	\|\| ins.handler_idx == WINED3DSIH_TEXM3x3TEX
584	\|\| ins.handler_idx == WINED3DSIH_TEXM3x3VSPEC
585	\|\| ins.handler_idx == WINED3DSIH_TEXREG2AR
586	\|\| ins.handler_idx == WINED3DSIH_TEXREG2GB
587	\|\| ins.handler_idx == WINED3DSIH_TEXREG2RGB))
588	{
589	/* Fake sampler usage, only set reserved bit and ttype */
590	DWORD sampler_code = dst_param.reg.idx;
591
592	TRACE("Setting fake 2D sampler for 1.x pixelshader\n");
593	reg_maps->sampler_type[sampler_code] = WINED3DSTT_2D;
594
595	/* texbem is only valid with < 1.4 pixel shaders */
596	if (ins.handler_idx == WINED3DSIH_TEXBEM
597	\|\| ins.handler_idx == WINED3DSIH_TEXBEML)
598	{
599	reg_maps->bumpmat[sampler_code] = TRUE;
600	if (ins.handler_idx == WINED3DSIH_TEXBEML)
601	{
602	reg_maps->luminanceparams[sampler_code] = TRUE;
603	}
604	}
605	}
606	else if (pshader && ins.handler_idx == WINED3DSIH_BEM)
607	{
608	reg_maps->bumpmat[dst_param.reg.idx] = TRUE;
609	}
610	}
611
612	if (ins.handler_idx == WINED3DSIH_NRM)
613	{
614	reg_maps->usesnrm = 1;
615	}
616	else if (ins.handler_idx == WINED3DSIH_DSY)
617	{
618	reg_maps->usesdsy = 1;
619	}
620	else if(ins.handler_idx == WINED3DSIH_TEXLDD)
621	{
622	reg_maps->usestexldd = 1;
623	}
624
625	limit = ins.src_count + (ins.predicate ? 1 : 0);
626	for (i = 0; i < limit; ++i)
627	{
628	struct wined3d_shader_src_param src_param, src_rel_addr;
629
630	fe->shader_read_src_param(fe_data, &pToken, &src_param, &src_rel_addr);
631	switch(get_instr_regcount(ins.handler_idx, i))
632	{
633	case 4:
634	shader_record_register_usage(This, reg_maps, src_param.reg.type,
635	src_param.reg.idx + 3, !!src_param.reg.rel_addr, pshader);
636	/* drop through */
637	case 3:
638	shader_record_register_usage(This, reg_maps, src_param.reg.type,
639	src_param.reg.idx + 2, !!src_param.reg.rel_addr, pshader);
640	/* drop through */
641	case 2:
642	shader_record_register_usage(This, reg_maps, src_param.reg.type,
643	src_param.reg.idx + 1, !!src_param.reg.rel_addr, pshader);
644	/* drop through */
645	case 1:
646	shader_record_register_usage(This, reg_maps, src_param.reg.type,
647	src_param.reg.idx, !!src_param.reg.rel_addr, pshader);
648	}
649	}
650	}
651	}
652	reg_maps->loop_depth = max_loop_depth;
653
654	This->baseShader.functionLength = ((char )pToken - (char )byte_code);
655
656	return WINED3D_OK;
657	}
658
659	static void shader_dump_decl_usage(const struct wined3d_shader_semantic *semantic,
660	const struct wined3d_shader_version *shader_version)
661	{
662	TRACE("dcl");
663
664	if (semantic->reg.reg.type == WINED3DSPR_SAMPLER)
665	{
666	switch (semantic->sampler_type)
667	{
668	case WINED3DSTT_2D: TRACE("_2d"); break;
669	case WINED3DSTT_CUBE: TRACE("_cube"); break;
670	case WINED3DSTT_VOLUME: TRACE("_volume"); break;
671	default: TRACE("_unknown_ttype(0x%08x)", semantic->sampler_type);
672	}
673	}
674	else
675	{
676	/* Pixel shaders 3.0 don't have usage semantics */
677	if (shader_is_pshader_version(shader_version->type) && shader_version->major < 3)
678	return;
679	else
680	TRACE("_");
681
682	switch (semantic->usage)
683	{
684	case WINED3DDECLUSAGE_POSITION:
685	TRACE("position%d", semantic->usage_idx);
686	break;
687	case WINED3DDECLUSAGE_BLENDINDICES:
688	TRACE("blend");
689	break;
690	case WINED3DDECLUSAGE_BLENDWEIGHT:
691	TRACE("weight");
692	break;
693	case WINED3DDECLUSAGE_NORMAL:
694	TRACE("normal%d", semantic->usage_idx);
695	break;
696	case WINED3DDECLUSAGE_PSIZE:
697	TRACE("psize");
698	break;
699	case WINED3DDECLUSAGE_COLOR:
700	if (semantic->usage_idx == 0) TRACE("color");
701	else TRACE("specular%d", (semantic->usage_idx - 1));
702	break;
703	case WINED3DDECLUSAGE_TEXCOORD:
704	TRACE("texture%d", semantic->usage_idx);
705	break;
706	case WINED3DDECLUSAGE_TANGENT:
707	TRACE("tangent");
708	break;
709	case WINED3DDECLUSAGE_BINORMAL:
710	TRACE("binormal");
711	break;
712	case WINED3DDECLUSAGE_TESSFACTOR:
713	TRACE("tessfactor");
714	break;
715	case WINED3DDECLUSAGE_POSITIONT:
716	TRACE("positionT%d", semantic->usage_idx);
717	break;
718	case WINED3DDECLUSAGE_FOG:
719	TRACE("fog");
720	break;
721	case WINED3DDECLUSAGE_DEPTH:
722	TRACE("depth");
723	break;
724	case WINED3DDECLUSAGE_SAMPLE:
725	TRACE("sample");
726	break;
727	default:
728	FIXME("unknown_semantics(0x%08x)", semantic->usage);
729	}
730	}
731	}
732
733	static void shader_dump_register(WINED3DSHADER_PARAM_REGISTER_TYPE register_type, UINT register_idx,
734	enum wined3d_immconst_type immconst_type, const DWORD *immconst_data,
735	const struct wined3d_shader_src_param rel_addr, const struct wined3d_shader_version shader_version)
736	{
737	static const char * const rastout_reg_names[] = {"oPos", "oFog", "oPts"};
738	static const char * const misctype_reg_names[] = {"vPos", "vFace"};
739	UINT offset = register_idx;
740
741	switch (register_type)
742	{
743	case WINED3DSPR_TEMP:
744	TRACE("r");
745	break;
746
747	case WINED3DSPR_INPUT:
748	TRACE("v");
749	break;
750
751	case WINED3DSPR_CONST:
752	case WINED3DSPR_CONST2:
753	case WINED3DSPR_CONST3:
754	case WINED3DSPR_CONST4:
755	TRACE("c");
756	offset = shader_get_float_offset(register_type, register_idx);
757	break;
758
759	case WINED3DSPR_TEXTURE: /* vs: case WINED3DSPR_ADDR */
760	TRACE("%c", shader_is_pshader_version(shader_version->type) ? 't' : 'a');
761	break;
762
763	case WINED3DSPR_RASTOUT:
764	TRACE("%s", rastout_reg_names[register_idx]);
765	break;
766
767	case WINED3DSPR_COLOROUT:
768	TRACE("oC");
769	break;
770
771	case WINED3DSPR_DEPTHOUT:
772	TRACE("oDepth");
773	break;
774
775	case WINED3DSPR_ATTROUT:
776	TRACE("oD");
777	break;
778
779	case WINED3DSPR_TEXCRDOUT:
780	/* Vertex shaders >= 3.0 use general purpose output registers
781	* (WINED3DSPR_OUTPUT), which can include an address token */
782	if (shader_version->major >= 3) TRACE("o");
783	else TRACE("oT");
784	break;
785
786	case WINED3DSPR_CONSTINT:
787	TRACE("i");
788	break;
789
790	case WINED3DSPR_CONSTBOOL:
791	TRACE("b");
792	break;
793
794	case WINED3DSPR_LABEL:
795	TRACE("l");
796	break;
797
798	case WINED3DSPR_LOOP:
799	TRACE("aL");
800	break;
801
802	case WINED3DSPR_SAMPLER:
803	TRACE("s");
804	break;
805
806	case WINED3DSPR_MISCTYPE:
807	if (register_idx > 1) FIXME("Unhandled misctype register %d\n", register_idx);
808	else TRACE("%s", misctype_reg_names[register_idx]);
809	break;
810
811	case WINED3DSPR_PREDICATE:
812	TRACE("p");
813	break;
814
815	case WINED3DSPR_IMMCONST:
816	TRACE("l");
817	break;
818
819	default:
820	TRACE("unhandled_rtype(%#x)", register_type);
821	break;
822	}
823
824	if (register_type == WINED3DSPR_IMMCONST)
825	{
826	TRACE("(");
827	switch (immconst_type)
828	{
829	case WINED3D_IMMCONST_FLOAT:
830	TRACE("%.8e", (float )immconst_data);
831	break;
832
833	case WINED3D_IMMCONST_FLOAT4:
834	TRACE("%.8e, %.8e, %.8e, %.8e",
835	(float )&immconst_data[0], (float )&immconst_data[1],
836	(float )&immconst_data[2], (float )&immconst_data[3]);
837	break;
838
839	default:
840	TRACE("<unhandled immconst_type %#x>", immconst_type);
841	break;
842	}
843	TRACE(")");
844	}
845	else if (register_type != WINED3DSPR_RASTOUT && register_type != WINED3DSPR_MISCTYPE)
846	{
847	if (rel_addr)
848	{
849	TRACE("[");
850	shader_dump_src_param(rel_addr, shader_version);
851	TRACE(" + ");
852	}
853	TRACE("%u", offset);
854	if (rel_addr) TRACE("]");
855	}
856	}
857
858	void shader_dump_dst_param(const struct wined3d_shader_dst_param *param,
859	const struct wined3d_shader_version *shader_version)
860	{
861	DWORD write_mask = param->write_mask;
862
863	shader_dump_register(param->reg.type, param->reg.idx, 0, NULL, param->reg.rel_addr, shader_version);
864
865	if (write_mask != WINED3DSP_WRITEMASK_ALL)
866	{
867	static const char *write_mask_chars = "xyzw";
868
869	TRACE(".");
870	if (write_mask & WINED3DSP_WRITEMASK_0) TRACE("%c", write_mask_chars[0]);
871	if (write_mask & WINED3DSP_WRITEMASK_1) TRACE("%c", write_mask_chars[1]);
872	if (write_mask & WINED3DSP_WRITEMASK_2) TRACE("%c", write_mask_chars[2]);
873	if (write_mask & WINED3DSP_WRITEMASK_3) TRACE("%c", write_mask_chars[3]);
874	}
875	}
876
877	void shader_dump_src_param(const struct wined3d_shader_src_param *param,
878	const struct wined3d_shader_version *shader_version)
879	{
880	DWORD src_modifier = param->modifiers;
881	DWORD swizzle = param->swizzle;
882
883	if (src_modifier == WINED3DSPSM_NEG
884	\|\| src_modifier == WINED3DSPSM_BIASNEG
885	\|\| src_modifier == WINED3DSPSM_SIGNNEG
886	\|\| src_modifier == WINED3DSPSM_X2NEG
887	\|\| src_modifier == WINED3DSPSM_ABSNEG)
888	TRACE("-");
889	else if (src_modifier == WINED3DSPSM_COMP)
890	TRACE("1-");
891	else if (src_modifier == WINED3DSPSM_NOT)
892	TRACE("!");
893
894	if (src_modifier == WINED3DSPSM_ABS \|\| src_modifier == WINED3DSPSM_ABSNEG)
895	TRACE("abs(");
896
897	shader_dump_register(param->reg.type, param->reg.idx, param->reg.immconst_type,
898	param->reg.immconst_data, param->reg.rel_addr, shader_version);
899
900	if (src_modifier)
901	{
902	switch (src_modifier)
903	{
904	case WINED3DSPSM_NONE: break;
905	case WINED3DSPSM_NEG: break;
906	case WINED3DSPSM_NOT: break;
907	case WINED3DSPSM_BIAS: TRACE("_bias"); break;
908	case WINED3DSPSM_BIASNEG: TRACE("_bias"); break;
909	case WINED3DSPSM_SIGN: TRACE("_bx2"); break;
910	case WINED3DSPSM_SIGNNEG: TRACE("_bx2"); break;
911	case WINED3DSPSM_COMP: break;
912	case WINED3DSPSM_X2: TRACE("_x2"); break;
913	case WINED3DSPSM_X2NEG: TRACE("_x2"); break;
914	case WINED3DSPSM_DZ: TRACE("_dz"); break;
915	case WINED3DSPSM_DW: TRACE("_dw"); break;
916	case WINED3DSPSM_ABSNEG: TRACE(")"); break;
917	case WINED3DSPSM_ABS: TRACE(")"); break;
918	default:
919	TRACE("_unknown_modifier(%#x)", src_modifier);
920	}
921	}
922
923	if (swizzle != WINED3DSP_NOSWIZZLE)
924	{
925	static const char *swizzle_chars = "xyzw";
926	DWORD swizzle_x = swizzle & 0x03;
927	DWORD swizzle_y = (swizzle >> 2) & 0x03;
928	DWORD swizzle_z = (swizzle >> 4) & 0x03;
929	DWORD swizzle_w = (swizzle >> 6) & 0x03;
930
931	if (swizzle_x == swizzle_y
932	&& swizzle_x == swizzle_z
933	&& swizzle_x == swizzle_w)
934	{
935	TRACE(".%c", swizzle_chars[swizzle_x]);
936	}
937	else
938	{
939	TRACE(".%c%c%c%c", swizzle_chars[swizzle_x], swizzle_chars[swizzle_y],
940	swizzle_chars[swizzle_z], swizzle_chars[swizzle_w]);
941	}
942	}
943	}
944
945	/* Shared code in order to generate the bulk of the shader string.
946	* NOTE: A description of how to parse tokens can be found on msdn */
947	void shader_generate_main(IWineD3DBaseShader iface, SHADER_BUFFER buffer,
948	const shader_reg_maps reg_maps, const DWORD pFunction)
949	{
950	IWineD3DBaseShaderImpl* This = (IWineD3DBaseShaderImpl*) iface;
951	IWineD3DDeviceImpl device = (IWineD3DDeviceImpl ) This->baseShader.device; /* To access shader backend callbacks */
952	const SHADER_HANDLER *handler_table = device->shader_backend->shader_instruction_handler_table;
953	const struct wined3d_shader_frontend *fe = This->baseShader.frontend;
954	void *fe_data = This->baseShader.frontend_data;
955	struct wined3d_shader_src_param src_rel_addr[4];
956	struct wined3d_shader_src_param src_param[4];
957	struct wined3d_shader_version shader_version;
958	struct wined3d_shader_src_param dst_rel_addr;
959	struct wined3d_shader_dst_param dst_param;
960	struct wined3d_shader_instruction ins;
961	struct wined3d_shader_context ctx;
962	const DWORD *pToken = pFunction;
963	SHADER_HANDLER hw_fct;
964	DWORD i;
965
966	/* Initialize current parsing state */
967	ctx.shader = iface;
968	ctx.reg_maps = reg_maps;
969	ctx.buffer = buffer;
970
971	ins.ctx = &ctx;
972	ins.dst = &dst_param;
973	ins.src = src_param;
974	This->baseShader.parse_state.current_row = 0;
975
976	fe->shader_read_header(fe_data, &pToken, &shader_version);
977
978	while (!fe->shader_is_end(fe_data, &pToken))
979	{
980	const char *comment;
981	UINT param_size;
982
983	/* Skip comment tokens */
984	fe->shader_read_comment(&pToken, &comment);
985	if (comment) continue;
986
987	/* Read opcode */
988	fe->shader_read_opcode(fe_data, &pToken, &ins, &param_size);
989
990	/* Unknown opcode and its parameters */
991	if (ins.handler_idx == WINED3DSIH_TABLE_SIZE)
992	{
993	TRACE("Skipping unrecognized instruction.\n");
994	pToken += param_size;
995	continue;
996	}
997
998	/* Nothing to do */
999	if (ins.handler_idx == WINED3DSIH_DCL
1000	\|\| ins.handler_idx == WINED3DSIH_NOP
1001	\|\| ins.handler_idx == WINED3DSIH_DEF
1002	\|\| ins.handler_idx == WINED3DSIH_DEFI
1003	\|\| ins.handler_idx == WINED3DSIH_DEFB
1004	\|\| ins.handler_idx == WINED3DSIH_PHASE
1005	\|\| ins.handler_idx == WINED3DSIH_RET)
1006	{
1007	pToken += param_size;
1008	continue;
1009	}
1010
1011	/* Select handler */
1012	hw_fct = handler_table[ins.handler_idx];
1013
1014	/* Unhandled opcode */
1015	if (!hw_fct)
1016	{
1017	FIXME("Backend can't handle opcode %#x\n", ins.handler_idx);
1018	pToken += param_size;
1019	continue;
1020	}
1021
1022	/* Destination token */
1023	if (ins.dst_count) fe->shader_read_dst_param(fe_data, &pToken, &dst_param, &dst_rel_addr);
1024
1025	/* Predication token */
1026	if (ins.predicate) ins.predicate = *pToken++;
1027
1028	/* Other source tokens */
1029	for (i = 0; i < ins.src_count; ++i)
1030	{
1031	fe->shader_read_src_param(fe_data, &pToken, &src_param[i], &src_rel_addr[i]);
1032	}
1033
1034	/* Call appropriate function for output target */
1035	hw_fct(&ins);
1036
1037	/* Process instruction modifiers for GLSL apps ( _sat, etc. ) */
1038	device->shader_backend->shader_add_instruction_modifiers(&ins);
1039	}
1040	}
1041
1042	static void shader_dump_ins_modifiers(const struct wined3d_shader_dst_param *dst)
1043	{
1044	DWORD mmask = dst->modifiers;
1045
1046	switch (dst->shift)
1047	{
1048	case 0: break;
1049	case 13: TRACE("_d8"); break;
1050	case 14: TRACE("_d4"); break;
1051	case 15: TRACE("_d2"); break;
1052	case 1: TRACE("_x2"); break;
1053	case 2: TRACE("_x4"); break;
1054	case 3: TRACE("_x8"); break;
1055	default: TRACE("_unhandled_shift(%d)", dst->shift); break;
1056	}
1057
1058	if (mmask & WINED3DSPDM_SATURATE) TRACE("_sat");
1059	if (mmask & WINED3DSPDM_PARTIALPRECISION) TRACE("_pp");
1060	if (mmask & WINED3DSPDM_MSAMPCENTROID) TRACE("_centroid");
1061
1062	mmask &= ~(WINED3DSPDM_SATURATE \| WINED3DSPDM_PARTIALPRECISION \| WINED3DSPDM_MSAMPCENTROID);
1063	if (mmask)
1064	FIXME("_unrecognized_modifier(%#x)", mmask);
1065	}
1066
1067	void shader_trace_init(const struct wined3d_shader_frontend fe, void fe_data, const DWORD *pFunction)
1068	{
1069	struct wined3d_shader_version shader_version;
1070	const DWORD* pToken = pFunction;
1071	DWORD i;
1072
1073	TRACE("Parsing %p\n", pFunction);
1074
1075	fe->shader_read_header(fe_data, &pToken, &shader_version);
1076
1077	TRACE("%s_%u_%u\n", shader_is_pshader_version(shader_version.type) ? "ps": "vs",
1078	shader_version.major, shader_version.minor);
1079
1080	while (!fe->shader_is_end(fe_data, &pToken))
1081	{
1082	struct wined3d_shader_instruction ins;
1083	const char *comment;
1084	UINT param_size;
1085
1086	/* comment */
1087	fe->shader_read_comment(&pToken, &comment);
1088	if (comment)
1089	{
1090	TRACE("//%s\n", comment);
1091	continue;
1092	}
1093
1094	fe->shader_read_opcode(fe_data, &pToken, &ins, &param_size);
1095	if (ins.handler_idx == WINED3DSIH_TABLE_SIZE)
1096	{
1097	TRACE("Skipping unrecognized instruction.\n");
1098	pToken += param_size;
1099	continue;
1100	}
1101
1102	if (ins.handler_idx == WINED3DSIH_DCL)
1103	{
1104	struct wined3d_shader_semantic semantic;
1105
1106	fe->shader_read_semantic(&pToken, &semantic);
1107
1108	shader_dump_decl_usage(&semantic, &shader_version);
1109	shader_dump_ins_modifiers(&semantic.reg);
1110	TRACE(" ");
1111	shader_dump_dst_param(&semantic.reg, &shader_version);
1112	}
1113	else if (ins.handler_idx == WINED3DSIH_DEF)
1114	{
1115	struct wined3d_shader_dst_param dst;
1116	struct wined3d_shader_src_param rel_addr;
1117
1118	fe->shader_read_dst_param(fe_data, &pToken, &dst, &rel_addr);
1119
1120	TRACE("def c%u = %f, %f, %f, %f", shader_get_float_offset(dst.reg.type, dst.reg.idx),
1121	(const float )(pToken),
1122	(const float )(pToken + 1),
1123	(const float )(pToken + 2),
1124	(const float )(pToken + 3));
1125	pToken += 4;
1126	}
1127	else if (ins.handler_idx == WINED3DSIH_DEFI)
1128	{
1129	struct wined3d_shader_dst_param dst;
1130	struct wined3d_shader_src_param rel_addr;
1131
1132	fe->shader_read_dst_param(fe_data, &pToken, &dst, &rel_addr);
1133
1134	TRACE("defi i%u = %d, %d, %d, %d", dst.reg.idx,
1135	*(pToken),
1136	*(pToken + 1),
1137	*(pToken + 2),
1138	*(pToken + 3));
1139	pToken += 4;
1140	}
1141	else if (ins.handler_idx == WINED3DSIH_DEFB)
1142	{
1143	struct wined3d_shader_dst_param dst;
1144	struct wined3d_shader_src_param rel_addr;
1145
1146	fe->shader_read_dst_param(fe_data, &pToken, &dst, &rel_addr);
1147
1148	TRACE("defb b%u = %s", dst.reg.idx, *pToken ? "true" : "false");
1149	++pToken;
1150	}
1151	else
1152	{
1153	struct wined3d_shader_src_param dst_rel_addr, src_rel_addr;
1154	struct wined3d_shader_dst_param dst_param;
1155	struct wined3d_shader_src_param src_param;
1156
1157	if (ins.dst_count)
1158	{
1159	fe->shader_read_dst_param(fe_data, &pToken, &dst_param, &dst_rel_addr);
1160	}
1161
1162	/* Print out predication source token first - it follows
1163	* the destination token. */
1164	if (ins.predicate)
1165	{
1166	fe->shader_read_src_param(fe_data, &pToken, &src_param, &src_rel_addr);
1167	TRACE("(");
1168	shader_dump_src_param(&src_param, &shader_version);
1169	TRACE(") ");
1170	}
1171
1172	/* PixWin marks instructions with the coissue flag with a '+' */
1173	if (ins.coissue) TRACE("+");
1174
1175	TRACE("%s", shader_opcode_names[ins.handler_idx]);
1176
1177	if (ins.handler_idx == WINED3DSIH_IFC
1178	\|\| ins.handler_idx == WINED3DSIH_BREAKC)
1179	{
1180	switch (ins.flags)
1181	{
1182	case COMPARISON_GT: TRACE("_gt"); break;
1183	case COMPARISON_EQ: TRACE("_eq"); break;
1184	case COMPARISON_GE: TRACE("_ge"); break;
1185	case COMPARISON_LT: TRACE("_lt"); break;
1186	case COMPARISON_NE: TRACE("_ne"); break;
1187	case COMPARISON_LE: TRACE("_le"); break;
1188	default: TRACE("_(%u)", ins.flags);
1189	}
1190	}
1191	else if (ins.handler_idx == WINED3DSIH_TEX
1192	&& shader_version.major >= 2
1193	&& (ins.flags & WINED3DSI_TEXLD_PROJECT))
1194	{
1195	TRACE("p");
1196	}
1197
1198	/* We already read the destination token, print it. */
1199	if (ins.dst_count)
1200	{
1201	shader_dump_ins_modifiers(&dst_param);
1202	TRACE(" ");
1203	shader_dump_dst_param(&dst_param, &shader_version);
1204	}
1205
1206	/* Other source tokens */
1207	for (i = ins.dst_count; i < (ins.dst_count + ins.src_count); ++i)
1208	{
1209	fe->shader_read_src_param(fe_data, &pToken, &src_param, &src_rel_addr);
1210	TRACE(!i ? " " : ", ");
1211	shader_dump_src_param(&src_param, &shader_version);
1212	}
1213	}
1214	TRACE("\n");
1215	}
1216	}
1217
1218	void shader_cleanup(IWineD3DBaseShader *iface)
1219	{
1220	IWineD3DBaseShaderImpl This = (IWineD3DBaseShaderImpl )iface;
1221
1222	((IWineD3DDeviceImpl *)This->baseShader.device)->shader_backend->shader_destroy(iface);
1223	HeapFree(GetProcessHeap(), 0, This->baseShader.reg_maps.constf);
1224	HeapFree(GetProcessHeap(), 0, This->baseShader.function);
1225	shader_delete_constant_list(&This->baseShader.constantsF);
1226	shader_delete_constant_list(&This->baseShader.constantsB);
1227	shader_delete_constant_list(&This->baseShader.constantsI);
1228	list_remove(&This->baseShader.shader_list_entry);
1229
1230	if (This->baseShader.frontend && This->baseShader.frontend_data)
1231	{
1232	This->baseShader.frontend->shader_free(This->baseShader.frontend_data);
1233	}
1234	}
1235
1236	static const SHADER_HANDLER shader_none_instruction_handler_table[WINED3DSIH_TABLE_SIZE] = {0};
1237	static void shader_none_select(IWineD3DDevice *iface, BOOL usePS, BOOL useVS) {}
1238	static void shader_none_select_depth_blt(IWineD3DDevice *iface, enum tex_types tex_type) {}
1239	static void shader_none_deselect_depth_blt(IWineD3DDevice *iface) {}
1240	static void shader_none_update_float_vertex_constants(IWineD3DDevice *iface, UINT start, UINT count) {}
1241	static void shader_none_update_float_pixel_constants(IWineD3DDevice *iface, UINT start, UINT count) {}
1242	static void shader_none_load_constants(IWineD3DDevice *iface, char usePS, char useVS) {}
1243	static void shader_none_load_np2fixup_constants(IWineD3DDevice *iface, char usePS, char useVS) {}
1244	static void shader_none_destroy(IWineD3DBaseShader *iface) {}
1245	static HRESULT shader_none_alloc(IWineD3DDevice *iface) {return WINED3D_OK;}
1246	static void shader_none_free(IWineD3DDevice *iface) {}
1247	static BOOL shader_none_dirty_const(IWineD3DDevice *iface) {return FALSE;}
1248	static GLuint shader_none_generate_pshader(IWineD3DPixelShader *iface,
1249	SHADER_BUFFER buffer, const struct ps_compile_args args)
1250	{
1251	FIXME("NONE shader backend asked to generate a pixel shader\n");
1252	return 0;
1253	}
1254	static GLuint shader_none_generate_vshader(IWineD3DVertexShader *iface,
1255	SHADER_BUFFER buffer, const struct vs_compile_args args)
1256	{
1257	FIXME("NONE shader backend asked to generate a vertex shader\n");
1258	return 0;
1259	}
1260	static void shader_none_add_instruction_modifiers(const struct wined3d_shader_instruction *ins) {}
1261
1262	#define GLINFO_LOCATION (*gl_info)
1263	static void shader_none_get_caps(WINED3DDEVTYPE devtype, const WineD3D_GL_Info gl_info, struct shader_caps pCaps)
1264	{
1265	/* Set the shader caps to 0 for the none shader backend */
1266	pCaps->VertexShaderVersion = 0;
1267	pCaps->PixelShaderVersion = 0;
1268	pCaps->PixelShader1xMaxValue = 0.0;
1269	}
1270	#undef GLINFO_LOCATION
1271	static BOOL shader_none_color_fixup_supported(struct color_fixup_desc fixup)
1272	{
1273	if (TRACE_ON(d3d_shader) && TRACE_ON(d3d))
1274	{
1275	TRACE("Checking support for fixup:\n");
1276	dump_color_fixup_desc(fixup);
1277	}
1278
1279	/* Faked to make some apps happy. */
1280	if (!is_yuv_fixup(fixup))
1281	{
1282	TRACE("[OK]\n");
1283	return TRUE;
1284	}
1285
1286	TRACE("[FAILED]\n");
1287	return FALSE;
1288	}
1289
1290	const shader_backend_t none_shader_backend = {
1291	shader_none_instruction_handler_table,
1292	shader_none_select,
1293	shader_none_select_depth_blt,
1294	shader_none_deselect_depth_blt,
1295	shader_none_update_float_vertex_constants,
1296	shader_none_update_float_pixel_constants,
1297	shader_none_load_constants,
1298	shader_none_load_np2fixup_constants,
1299	shader_none_destroy,
1300	shader_none_alloc,
1301	shader_none_free,
1302	shader_none_dirty_const,
1303	shader_none_generate_pshader,
1304	shader_none_generate_vshader,
1305	shader_none_get_caps,
1306	shader_none_color_fixup_supported,
1307	shader_none_add_instruction_modifiers,
1308	};

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source: vbox/trunk/src/VBox/Additions/WINNT/Graphics/Wine/wined3d/baseshader.c@ 19678

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