drawprim.c@ 51270

Last change on this file since 51270 was 51270, checked in by vboxsync, 11 years ago
wine: update to 1.6.2
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1	/*
2	* WINED3D draw functions
3	*
4	* Copyright 2002-2004 Jason Edmeades
5	* Copyright 2002-2004 Raphael Junqueira
6	* Copyright 2004 Christian Costa
7	* Copyright 2005 Oliver Stieber
8	* Copyright 2006, 2008 Henri Verbeet
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	* Oracle 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, Oracle 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 "wine/port.h"
38
39	#include "wined3d_private.h"
40
41	WINE_DEFAULT_DEBUG_CHANNEL(d3d_draw);
42	WINE_DECLARE_DEBUG_CHANNEL(d3d_perf);
43
44	#include <stdio.h>
45	#include <math.h>
46
47	#ifdef DEBUG_misha
48	#include "../VBox/VBoxDbgGl.h"
49	#endif
50
51	#ifdef VBOX_WITH_WINE_FIXES
52	# define ceilf ceil
53	#endif
54
55	/* Context activation is done by the caller. */
56	static void drawStridedFast(const struct wined3d_gl_info *gl_info, GLenum primitive_type, UINT count, UINT idx_size,
57	const void *idx_data, UINT start_idx, INT base_vertex_index, UINT start_instance, UINT instance_count)
58	{
59	if (idx_size)
60	{
61	GLenum idxtype = idx_size == 2 ? GL_UNSIGNED_SHORT : GL_UNSIGNED_INT;
62	if (instance_count)
63	{
64	if (!gl_info->supported[ARB_DRAW_INSTANCED] && !gl_info->supported[ARB_INSTANCED_ARRAYS])
65	{
66	FIXME("Instanced drawing not supported.\n");
67	}
68	else
69	{
70	if (start_instance)
71	FIXME("Start instance (%u) not supported.\n", start_instance);
72	if (gl_info->supported[ARB_DRAW_ELEMENTS_BASE_VERTEX])
73	{
74	GL_EXTCALL(glDrawElementsInstancedBaseVertex(primitive_type, count, idxtype,
75	(const char )idx_data + (idx_size start_idx), instance_count, base_vertex_index));
76	checkGLcall("glDrawElementsInstancedBaseVertex");
77	}
78	else
79	{
80	GL_EXTCALL(glDrawElementsInstancedARB(primitive_type, count, idxtype,
81	(const char )idx_data + (idx_size start_idx), instance_count));
82	checkGLcall("glDrawElementsInstancedARB");
83	}
84	}
85	}
86	else if (gl_info->supported[ARB_DRAW_ELEMENTS_BASE_VERTEX])
87	{
88	GL_EXTCALL(glDrawElementsBaseVertex(primitive_type, count, idxtype,
89	(const char )idx_data + (idx_size start_idx), base_vertex_index));
90	checkGLcall("glDrawElementsBaseVertex");
91	}
92	else
93	{
94	gl_info->gl_ops.gl.p_glDrawElements(primitive_type, count,
95	idxtype, (const char )idx_data + (idx_size start_idx));
96	checkGLcall("glDrawElements");
97	}
98	}
99	else
100	{
101	gl_info->gl_ops.gl.p_glDrawArrays(primitive_type, start_idx, count);
102	checkGLcall("glDrawArrays");
103	}
104	}
105
106	/*
107	* Actually draw using the supplied information.
108	* Slower GL version which extracts info about each vertex in turn
109	*/
110
111	/* Context activation is done by the caller. */
112	static void drawStridedSlow(const struct wined3d_device device, const struct wined3d_context context,
113	const struct wined3d_stream_info *si, UINT NumVertexes, GLenum glPrimType,
114	const void *idxData, UINT idxSize, UINT startIdx)
115	{
116	unsigned int textureNo = 0;
117	const WORD *pIdxBufS = NULL;
118	const DWORD *pIdxBufL = NULL;
119	UINT vx_index;
120	const struct wined3d_state *state = &device->stateBlock->state;
121	LONG SkipnStrides = startIdx;
122	BOOL pixelShader = use_ps(state);
123	BOOL specular_fog = FALSE;
124	const BYTE *texCoords[WINED3DDP_MAXTEXCOORD];
125	const BYTE diffuse = NULL, specular = NULL, normal = NULL, position = NULL;
126	const struct wined3d_gl_info *gl_info = context->gl_info;
127	const struct wined3d_d3d_info *d3d_info = context->d3d_info;
128	UINT texture_stages = d3d_info->limits.ffp_blend_stages;
129	const struct wined3d_stream_info_element *element;
130	UINT num_untracked_materials;
131	DWORD tex_mask = 0;
132
133	TRACE_(d3d_perf)("Using slow vertex array code\n");
134
135	/* Variable Initialization */
136	if (idxSize)
137	{
138	/* Immediate mode drawing can't make use of indices in a vbo - get the
139	* data from the index buffer. If the index buffer has no vbo (not
140	* supported or other reason), or with user pointer drawing idxData
141	* will be non-NULL. */
142	if (!idxData)
143	idxData = buffer_get_sysmem(state->index_buffer, gl_info);
144
145	if (idxSize == 2) pIdxBufS = idxData;
146	else pIdxBufL = idxData;
147	} else if (idxData) {
148	ERR("non-NULL idxData with 0 idxSize, this should never happen\n");
149	return;
150	}
151
152	/* Start drawing in GL */
153	gl_info->gl_ops.gl.p_glBegin(glPrimType);
154
155	if (si->use_map & (1 << WINED3D_FFP_POSITION))
156	{
157	element = &si->elements[WINED3D_FFP_POSITION];
158	position = element->data.addr;
159	}
160
161	if (si->use_map & (1 << WINED3D_FFP_NORMAL))
162	{
163	element = &si->elements[WINED3D_FFP_NORMAL];
164	normal = element->data.addr;
165	}
166	else
167	{
168	gl_info->gl_ops.gl.p_glNormal3f(0, 0, 0);
169	}
170
171	num_untracked_materials = context->num_untracked_materials;
172	if (si->use_map & (1 << WINED3D_FFP_DIFFUSE))
173	{
174	element = &si->elements[WINED3D_FFP_DIFFUSE];
175	diffuse = element->data.addr;
176
177	if (num_untracked_materials && element->format->id != WINED3DFMT_B8G8R8A8_UNORM)
178	FIXME("Implement diffuse color tracking from %s\n", debug_d3dformat(element->format->id));
179	}
180	else
181	{
182	gl_info->gl_ops.gl.p_glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
183	}
184
185	if (si->use_map & (1 << WINED3D_FFP_SPECULAR))
186	{
187	element = &si->elements[WINED3D_FFP_SPECULAR];
188	specular = element->data.addr;
189
190	/* special case where the fog density is stored in the specular alpha channel */
191	if (state->render_states[WINED3D_RS_FOGENABLE]
192	&& (state->render_states[WINED3D_RS_FOGVERTEXMODE] == WINED3D_FOG_NONE
193	\|\| si->elements[WINED3D_FFP_POSITION].format->id == WINED3DFMT_R32G32B32A32_FLOAT)
194	&& state->render_states[WINED3D_RS_FOGTABLEMODE] == WINED3D_FOG_NONE)
195	{
196	if (gl_info->supported[EXT_FOG_COORD])
197	{
198	if (element->format->id == WINED3DFMT_B8G8R8A8_UNORM) specular_fog = TRUE;
199	else FIXME("Implement fog coordinates from %s\n", debug_d3dformat(element->format->id));
200	}
201	else
202	{
203	static BOOL warned;
204
205	if (!warned)
206	{
207	/* TODO: Use the fog table code from old ddraw */
208	FIXME("Implement fog for transformed vertices in software\n");
209	warned = TRUE;
210	}
211	}
212	}
213	}
214	else if (gl_info->supported[EXT_SECONDARY_COLOR])
215	{
216	GL_EXTCALL(glSecondaryColor3fEXT)(0, 0, 0);
217	}
218
219	for (textureNo = 0; textureNo < texture_stages; ++textureNo)
220	{
221	int coordIdx = state->texture_states[textureNo][WINED3D_TSS_TEXCOORD_INDEX];
222	DWORD texture_idx = device->texUnitMap[textureNo];
223
224	if (!gl_info->supported[ARB_MULTITEXTURE] && textureNo > 0)
225	{
226	FIXME("Program using multiple concurrent textures which this opengl implementation doesn't support\n");
227	continue;
228	}
229
230	if (!pixelShader && !state->textures[textureNo]) continue;
231
232	if (texture_idx == WINED3D_UNMAPPED_STAGE) continue;
233
234	if (coordIdx > 7)
235	{
236	TRACE("tex: %d - Skip tex coords, as being system generated\n", textureNo);
237	continue;
238	}
239	else if (coordIdx < 0)
240	{
241	FIXME("tex: %d - Coord index %d is less than zero, expect a crash.\n", textureNo, coordIdx);
242	continue;
243	}
244
245	if (si->use_map & (1 << (WINED3D_FFP_TEXCOORD0 + coordIdx)))
246	{
247	element = &si->elements[WINED3D_FFP_TEXCOORD0 + coordIdx];
248	texCoords[coordIdx] = element->data.addr;
249	tex_mask \|= (1 << textureNo);
250	}
251	else
252	{
253	TRACE("tex: %d - Skipping tex coords, as no data supplied\n", textureNo);
254	if (gl_info->supported[ARB_MULTITEXTURE])
255	GL_EXTCALL(glMultiTexCoord4fARB(GL_TEXTURE0_ARB + texture_idx, 0, 0, 0, 1));
256	else
257	gl_info->gl_ops.gl.p_glTexCoord4f(0, 0, 0, 1);
258	}
259	}
260
261	/* We shouldn't start this function if any VBO is involved. Should I put a safety check here?
262	* Guess it's not necessary(we crash then anyway) and would only eat CPU time
263	*/
264
265	/* For each primitive */
266	for (vx_index = 0; vx_index < NumVertexes; ++vx_index) {
267	UINT texture, tmp_tex_mask;
268	/* Blending data and Point sizes are not supported by this function. They are not supported by the fixed
269	* function pipeline at all. A Fixme for them is printed after decoding the vertex declaration
270	*/
271
272	/* For indexed data, we need to go a few more strides in */
273	if (idxData)
274	{
275	/* Indexed so work out the number of strides to skip */
276	if (idxSize == 2)
277	SkipnStrides = pIdxBufS[startIdx + vx_index] + state->base_vertex_index;
278	else
279	SkipnStrides = pIdxBufL[startIdx + vx_index] + state->base_vertex_index;
280	}
281
282	tmp_tex_mask = tex_mask;
283	for (texture = 0; tmp_tex_mask; tmp_tex_mask >>= 1, ++texture)
284	{
285	int coord_idx;
286	const void *ptr;
287	DWORD texture_idx;
288
289	if (!(tmp_tex_mask & 1)) continue;
290
291	coord_idx = state->texture_states[texture][WINED3D_TSS_TEXCOORD_INDEX];
292	ptr = texCoords[coord_idx] + (SkipnStrides * si->elements[WINED3D_FFP_TEXCOORD0 + coord_idx].stride);
293
294	texture_idx = device->texUnitMap[texture];
295	multi_texcoord_funcs[si->elements[WINED3D_FFP_TEXCOORD0 + coord_idx].format->emit_idx](
296	GL_TEXTURE0_ARB + texture_idx, ptr);
297	}
298
299	/* Diffuse -------------------------------- */
300	if (diffuse) {
301	const void ptrToCoords = diffuse + SkipnStrides si->elements[WINED3D_FFP_DIFFUSE].stride;
302
303	diffuse_funcs[si->elements[WINED3D_FFP_DIFFUSE].format->emit_idx](ptrToCoords);
304	if (num_untracked_materials)
305	{
306	DWORD diffuseColor = ((const DWORD *)ptrToCoords)[0];
307	unsigned char i;
308	float color[4];
309
310	color[0] = D3DCOLOR_B_R(diffuseColor) / 255.0f;
311	color[1] = D3DCOLOR_B_G(diffuseColor) / 255.0f;
312	color[2] = D3DCOLOR_B_B(diffuseColor) / 255.0f;
313	color[3] = D3DCOLOR_B_A(diffuseColor) / 255.0f;
314
315	for (i = 0; i < num_untracked_materials; ++i)
316	{
317	gl_info->gl_ops.gl.p_glMaterialfv(GL_FRONT_AND_BACK, context->untracked_materials[i], color);
318	}
319	}
320	}
321
322	/* Specular ------------------------------- */
323	if (specular) {
324	const void ptrToCoords = specular + SkipnStrides si->elements[WINED3D_FFP_SPECULAR].stride;
325
326	specular_funcs[si->elements[WINED3D_FFP_SPECULAR].format->emit_idx](ptrToCoords);
327
328	if (specular_fog)
329	{
330	DWORD specularColor = (const DWORD )ptrToCoords;
331	GL_EXTCALL(glFogCoordfEXT((float) (specularColor >> 24)));
332	}
333	}
334
335	/* Normal -------------------------------- */
336	if (normal)
337	{
338	const void ptrToCoords = normal + SkipnStrides si->elements[WINED3D_FFP_NORMAL].stride;
339	normal_funcs[si->elements[WINED3D_FFP_NORMAL].format->emit_idx](ptrToCoords);
340	}
341
342	/* Position -------------------------------- */
343	if (position) {
344	const void ptrToCoords = position + SkipnStrides si->elements[WINED3D_FFP_POSITION].stride;
345	position_funcs[si->elements[WINED3D_FFP_POSITION].format->emit_idx](ptrToCoords);
346	}
347
348	/* For non indexed mode, step onto next parts */
349	if (!idxData) ++SkipnStrides;
350	}
351
352	gl_info->gl_ops.gl.p_glEnd();
353	checkGLcall("glEnd and previous calls");
354	}
355
356	/* Context activation is done by the caller. */
357	static inline void send_attribute(const struct wined3d_gl_info *gl_info,
358	enum wined3d_format_id format, const UINT index, const void *ptr)
359	{
360	switch(format)
361	{
362	case WINED3DFMT_R32_FLOAT:
363	GL_EXTCALL(glVertexAttrib1fvARB(index, ptr));
364	break;
365	case WINED3DFMT_R32G32_FLOAT:
366	GL_EXTCALL(glVertexAttrib2fvARB(index, ptr));
367	break;
368	case WINED3DFMT_R32G32B32_FLOAT:
369	GL_EXTCALL(glVertexAttrib3fvARB(index, ptr));
370	break;
371	case WINED3DFMT_R32G32B32A32_FLOAT:
372	GL_EXTCALL(glVertexAttrib4fvARB(index, ptr));
373	break;
374
375	case WINED3DFMT_R8G8B8A8_UINT:
376	GL_EXTCALL(glVertexAttrib4ubvARB(index, ptr));
377	break;
378	case WINED3DFMT_B8G8R8A8_UNORM:
379	if (gl_info->supported[ARB_VERTEX_ARRAY_BGRA])
380	{
381	const DWORD *src = ptr;
382	DWORD c = *src & 0xff00ff00;
383	c \|= (*src & 0xff0000) >> 16;
384	c \|= (*src & 0xff) << 16;
385	GL_EXTCALL(glVertexAttrib4NubvARB(index, (GLubyte *)&c));
386	break;
387	}
388	/* else fallthrough */
389	case WINED3DFMT_R8G8B8A8_UNORM:
390	GL_EXTCALL(glVertexAttrib4NubvARB(index, ptr));
391	break;
392
393	case WINED3DFMT_R16G16_SINT:
394	GL_EXTCALL(glVertexAttrib4svARB(index, ptr));
395	break;
396	case WINED3DFMT_R16G16B16A16_SINT:
397	GL_EXTCALL(glVertexAttrib4svARB(index, ptr));
398	break;
399
400	case WINED3DFMT_R16G16_SNORM:
401	{
402	GLshort s[4] = {((const GLshort )ptr)[0], ((const GLshort )ptr)[1], 0, 1};
403	GL_EXTCALL(glVertexAttrib4NsvARB(index, s));
404	break;
405	}
406	case WINED3DFMT_R16G16_UNORM:
407	{
408	GLushort s[4] = {((const GLushort )ptr)[0], ((const GLushort )ptr)[1], 0, 1};
409	GL_EXTCALL(glVertexAttrib4NusvARB(index, s));
410	break;
411	}
412	case WINED3DFMT_R16G16B16A16_SNORM:
413	GL_EXTCALL(glVertexAttrib4NsvARB(index, ptr));
414	break;
415	case WINED3DFMT_R16G16B16A16_UNORM:
416	GL_EXTCALL(glVertexAttrib4NusvARB(index, ptr));
417	break;
418
419	case WINED3DFMT_R10G10B10A2_UINT:
420	FIXME("Unsure about WINED3DDECLTYPE_UDEC3\n");
421	/glVertexAttrib3usvARB(instancedData[j], (GLushort ) ptr); Does not exist */
422	break;
423	case WINED3DFMT_R10G10B10A2_SNORM:
424	FIXME("Unsure about WINED3DDECLTYPE_DEC3N\n");
425	/glVertexAttrib3NusvARB(instancedData[j], (GLushort ) ptr); Does not exist */
426	break;
427
428	case WINED3DFMT_R16G16_FLOAT:
429	/* Are those 16 bit floats. C doesn't have a 16 bit float type. I could read the single bits and calculate a 4
430	* byte float according to the IEEE standard
431	*/
432	if (gl_info->supported[NV_HALF_FLOAT] && gl_info->supported[NV_VERTEX_PROGRAM])
433	{
434	/* Not supported by GL_ARB_half_float_vertex */
435	GL_EXTCALL(glVertexAttrib2hvNV(index, ptr));
436	}
437	else
438	{
439	float x = float_16_to_32(((const unsigned short *)ptr) + 0);
440	float y = float_16_to_32(((const unsigned short *)ptr) + 1);
441	GL_EXTCALL(glVertexAttrib2fARB(index, x, y));
442	}
443	break;
444	case WINED3DFMT_R16G16B16A16_FLOAT:
445	if (gl_info->supported[NV_HALF_FLOAT] && gl_info->supported[NV_VERTEX_PROGRAM])
446	{
447	/* Not supported by GL_ARB_half_float_vertex */
448	GL_EXTCALL(glVertexAttrib4hvNV(index, ptr));
449	}
450	else
451	{
452	float x = float_16_to_32(((const unsigned short *)ptr) + 0);
453	float y = float_16_to_32(((const unsigned short *)ptr) + 1);
454	float z = float_16_to_32(((const unsigned short *)ptr) + 2);
455	float w = float_16_to_32(((const unsigned short *)ptr) + 3);
456	GL_EXTCALL(glVertexAttrib4fARB(index, x, y, z, w));
457	}
458	break;
459
460	default:
461	ERR("Unexpected attribute format: %s\n", debug_d3dformat(format));
462	break;
463	}
464	}
465
466	/* Context activation is done by the caller. */
467	static void drawStridedSlowVs(const struct wined3d_gl_info gl_info, const struct wined3d_state state,
468	const struct wined3d_stream_info *si, UINT numberOfVertices, GLenum glPrimitiveType,
469	const void *idxData, UINT idxSize, UINT startIdx)
470	{
471	LONG SkipnStrides = startIdx + state->load_base_vertex_index;
472	const DWORD *pIdxBufL = NULL;
473	const WORD *pIdxBufS = NULL;
474	UINT vx_index;
475	int i;
476	const BYTE *ptr;
477
478	if (idxSize)
479	{
480	/* Immediate mode drawing can't make use of indices in a vbo - get the
481	* data from the index buffer. If the index buffer has no vbo (not
482	* supported or other reason), or with user pointer drawing idxData
483	* will be non-NULL. */
484	if (!idxData)
485	idxData = buffer_get_sysmem(state->index_buffer, gl_info);
486
487	if (idxSize == 2) pIdxBufS = idxData;
488	else pIdxBufL = idxData;
489	} else if (idxData) {
490	ERR("non-NULL idxData with 0 idxSize, this should never happen\n");
491	return;
492	}
493
494	/* Start drawing in GL */
495	gl_info->gl_ops.gl.p_glBegin(glPrimitiveType);
496
497	for (vx_index = 0; vx_index < numberOfVertices; ++vx_index)
498	{
499	if (idxData)
500	{
501	/* Indexed so work out the number of strides to skip */
502	if (idxSize == 2)
503	SkipnStrides = pIdxBufS[startIdx + vx_index] + state->load_base_vertex_index;
504	else
505	SkipnStrides = pIdxBufL[startIdx + vx_index] + state->load_base_vertex_index;
506	}
507
508	for (i = MAX_ATTRIBS - 1; i >= 0; i--)
509	{
510	if (!(si->use_map & (1 << i)))
511	{
512	#ifdef VBOX_WITH_WINE_FIX_ZEROVERTATTR
513	if (i == 0)
514	{
515	# ifdef DEBUG_misha
516	ERR("Test it!\n");
517	# endif
518	GL_EXTCALL(glVertexAttrib4fARB(0, 0.0f, 0.0f, 0.0f, 0.0f));
519	}
520	#endif
521	continue;
522	}
523
524	ptr = si->elements[i].data.addr + si->elements[i].stride * SkipnStrides;
525
526	send_attribute(gl_info, si->elements[i].format->id, i, ptr);
527	}
528	SkipnStrides++;
529	}
530
531	gl_info->gl_ops.gl.p_glEnd();
532	}
533
534	/* Context activation is done by the caller. */
535	static void drawStridedInstanced(const struct wined3d_gl_info gl_info, const struct wined3d_state state,
536	const struct wined3d_stream_info *si, UINT numberOfVertices, GLenum glPrimitiveType,
537	const void *idxData, UINT idxSize, UINT startIdx, UINT base_vertex_index, UINT instance_count)
538	{
539	int numInstancedAttribs = 0, j;
540	UINT instancedData[sizeof(si->elements) / sizeof(si->elements) / 16 */];
541	GLenum idxtype = idxSize == 2 ? GL_UNSIGNED_SHORT : GL_UNSIGNED_INT;
542	UINT i;
543
544	if (!idxSize)
545	{
546	/* This is a nasty thing. MSDN says no hardware supports that and apps have to use software vertex processing.
547	* We don't support this for now
548	*
549	* Shouldn't be too hard to support with opengl, in theory just call glDrawArrays instead of drawElements.
550	* But the StreamSourceFreq value has a different meaning in that situation.
551	*/
552	FIXME("Non-indexed instanced drawing is not supported\n");
553	return;
554	}
555
556	for (i = 0; i < sizeof(si->elements) / sizeof(*si->elements); ++i)
557	{
558	if (!(si->use_map & (1 << i))) continue;
559
560	if (state->streams[si->elements[i].stream_idx].flags & WINED3DSTREAMSOURCE_INSTANCEDATA)
561	{
562	instancedData[numInstancedAttribs] = i;
563	numInstancedAttribs++;
564	}
565	}
566
567	for (i = 0; i < instance_count; ++i)
568	{
569	/* Specify the instanced attributes using immediate mode calls */
570	for(j = 0; j < numInstancedAttribs; j++) {
571	const BYTE *ptr = si->elements[instancedData[j]].data.addr
572	+ si->elements[instancedData[j]].stride * i;
573	if (si->elements[instancedData[j]].data.buffer_object)
574	{
575	struct wined3d_buffer *vb = state->streams[si->elements[instancedData[j]].stream_idx].buffer;
576	ptr += (ULONG_PTR)buffer_get_sysmem(vb, gl_info);
577	}
578
579	send_attribute(gl_info, si->elements[instancedData[j]].format->id, instancedData[j], ptr);
580	}
581
582	if (gl_info->supported[ARB_DRAW_ELEMENTS_BASE_VERTEX])
583	{
584	GL_EXTCALL(glDrawElementsBaseVertex(glPrimitiveType, numberOfVertices, idxtype,
585	(const char )idxData+(idxSize startIdx), base_vertex_index));
586	checkGLcall("glDrawElementsBaseVertex");
587	}
588	else
589	{
590	gl_info->gl_ops.gl.p_glDrawElements(glPrimitiveType, numberOfVertices, idxtype,
591	(const char )idxData + (idxSize startIdx));
592	checkGLcall("glDrawElements");
593	}
594	}
595	}
596
597	static void remove_vbos(const struct wined3d_gl_info *gl_info,
598	const struct wined3d_state state, struct wined3d_stream_info s)
599	{
600	unsigned int i;
601
602	for (i = 0; i < (sizeof(s->elements) / sizeof(*s->elements)); ++i)
603	{
604	struct wined3d_stream_info_element *e;
605
606	if (!(s->use_map & (1 << i))) continue;
607
608	e = &s->elements[i];
609	if (e->data.buffer_object)
610	{
611	struct wined3d_buffer *vb = state->streams[e->stream_idx].buffer;
612	e->data.buffer_object = 0;
613	e->data.addr = (BYTE *)((ULONG_PTR)e->data.addr + (ULONG_PTR)buffer_get_sysmem(vb, gl_info));
614	}
615	}
616	}
617
618	/* Routine common to the draw primitive and draw indexed primitive routines */
619	void draw_primitive(struct wined3d_device *device, UINT start_idx, UINT index_count,
620	UINT start_instance, UINT instance_count, BOOL indexed)
621	{
622	const struct wined3d_state *state = &device->stateBlock->state;
623	const struct wined3d_stream_info *stream_info;
624	struct wined3d_event_query *ib_query = NULL;
625	struct wined3d_stream_info si_emulated;
626	const struct wined3d_gl_info *gl_info;
627	struct wined3d_context *context;
628	BOOL emulation = FALSE;
629	const void *idx_data = NULL;
630	UINT idx_size = 0;
631	unsigned int i;
632
633	if (!index_count) return;
634
635	if (state->render_states[WINED3D_RS_COLORWRITEENABLE])
636	{
637	/* Invalidate the back buffer memory so LockRect will read it the next time */
638	for (i = 0; i < device->adapter->gl_info.limits.buffers; ++i)
639	{
640	struct wined3d_surface *target = device->fb.render_targets[i];
641	if (target)
642	{
643	surface_load_location(target, target->draw_binding, NULL);
644	surface_modify_location(target, target->draw_binding, TRUE);
645	}
646	}
647	}
648
649	/* Signals other modules that a drawing is in progress and the stateblock finalized */
650	device->isInDraw = TRUE;
651
652	context = context_acquire(device, device->fb.render_targets[0]);
653	if (!context->valid)
654	{
655	context_release(context);
656	WARN("Invalid context, skipping draw.\n");
657	return;
658	}
659	gl_info = context->gl_info;
660
661	if (device->fb.depth_stencil)
662	{
663	/* Note that this depends on the context_acquire() call above to set
664	* context->render_offscreen properly. We don't currently take the
665	* Z-compare function into account, but we could skip loading the
666	* depthstencil for D3DCMP_NEVER and D3DCMP_ALWAYS as well. Also note
667	* that we never copy the stencil data.*/
668	DWORD location = context->render_offscreen ? device->fb.depth_stencil->draw_binding : SFLAG_INDRAWABLE;
669	if (state->render_states[WINED3D_RS_ZWRITEENABLE] \|\| state->render_states[WINED3D_RS_ZENABLE])
670	{
671	struct wined3d_surface *ds = device->fb.depth_stencil;
672	RECT current_rect, draw_rect, r;
673
674	if (!context->render_offscreen && ds != device->onscreen_depth_stencil)
675	device_switch_onscreen_ds(device, context, ds);
676
677	if (ds->flags & location)
678	SetRect(&current_rect, 0, 0, ds->ds_current_size.cx, ds->ds_current_size.cy);
679	else
680	SetRectEmpty(&current_rect);
681
682	wined3d_get_draw_rect(state, &draw_rect);
683
684	IntersectRect(&r, &draw_rect, &current_rect);
685	if (!EqualRect(&r, &draw_rect))
686	surface_load_ds_location(ds, context, location);
687	}
688	}
689
690	#ifdef VBOX_WITH_WINE_FIX_ZEROVERTATTR
691	Assert(device->czvDrawVertices == 0);
692	device->czvDrawVertices = index_count;
693	#endif
694
695	if (!context_apply_draw_state(context, device))
696	{
697	context_release(context);
698	WARN("Unable to apply draw state, skipping draw.\n");
699	#ifdef VBOX_WITH_WINE_FIX_ZEROVERTATTR
700	device->czvDrawVertices = 0;
701	#endif
702	return;
703	}
704
705	#ifdef VBOX_WITH_WINE_FIX_ZEROVERTATTR
706	device->czvDrawVertices = 0;
707	#endif
708
709
710	#ifdef DEBUG_misha
711	DBGL_CHECK_DRAWPRIM(context->gl_info, device);
712	#endif
713
714	if (device->fb.depth_stencil && state->render_states[WINED3D_RS_ZWRITEENABLE])
715	{
716	struct wined3d_surface *ds = device->fb.depth_stencil;
717	DWORD location = context->render_offscreen ? ds->draw_binding : SFLAG_INDRAWABLE;
718
719	surface_modify_ds_location(ds, location, ds->ds_current_size.cx, ds->ds_current_size.cy);
720	}
721
722	if ((!gl_info->supported[WINED3D_GL_VERSION_2_0]
723	\|\| !gl_info->supported[NV_POINT_SPRITE])
724	&& context->render_offscreen
725	&& state->render_states[WINED3D_RS_POINTSPRITEENABLE]
726	&& state->gl_primitive_type == GL_POINTS)
727	{
728	FIXME("Point sprite coordinate origin switching not supported.\n");
729	}
730
731	stream_info = &device->stream_info;
732	if (device->instance_count)
733	instance_count = device->instance_count;
734
735	if (indexed)
736	{
737	struct wined3d_buffer *index_buffer = state->index_buffer;
738	if (!index_buffer->buffer_object \|\| !stream_info->all_vbo)
739	idx_data = index_buffer->resource.allocatedMemory;
740	else
741	{
742	ib_query = index_buffer->query;
743	idx_data = NULL;
744	}
745
746	if (state->index_format == WINED3DFMT_R16_UINT)
747	idx_size = 2;
748	else
749	idx_size = 4;
750	}
751
752	if (!use_vs(state))
753	{
754	if (!stream_info->position_transformed && context->num_untracked_materials
755	&& state->render_states[WINED3D_RS_LIGHTING])
756	{
757	static BOOL warned;
758
759	if (!warned++)
760	FIXME("Using software emulation because not all material properties could be tracked.\n");
761	else
762	WARN_(d3d_perf)("Using software emulation because not all material properties could be tracked.\n");
763	emulation = TRUE;
764	}
765	else if (context->fog_coord && state->render_states[WINED3D_RS_FOGENABLE])
766	{
767	static BOOL warned;
768
769	/* Either write a pipeline replacement shader or convert the
770	* specular alpha from unsigned byte to a float in the vertex
771	* buffer. */
772	if (!warned++)
773	FIXME("Using software emulation because manual fog coordinates are provided.\n");
774	else
775	WARN_(d3d_perf)("Using software emulation because manual fog coordinates are provided.\n");
776	emulation = TRUE;
777	}
778
779	if (emulation)
780	{
781	si_emulated = device->stream_info;
782	remove_vbos(gl_info, state, &si_emulated);
783	stream_info = &si_emulated;
784	}
785	}
786
787	if (device->useDrawStridedSlow \|\| emulation)
788	{
789	/* Immediate mode drawing. */
790	if (use_vs(state))
791	{
792	static BOOL warned;
793
794	if (!warned++)
795	FIXME("Using immediate mode with vertex shaders for half float emulation.\n");
796	else
797	WARN_(d3d_perf)("Using immediate mode with vertex shaders for half float emulation.\n");
798
799	drawStridedSlowVs(gl_info, state, stream_info, index_count,
800	state->gl_primitive_type, idx_data, idx_size, start_idx);
801	}
802	else
803	{
804	drawStridedSlow(device, context, stream_info, index_count,
805	state->gl_primitive_type, idx_data, idx_size, start_idx);
806	}
807	}
808	else if (!gl_info->supported[ARB_INSTANCED_ARRAYS] && instance_count)
809	{
810	/* Instancing emulation by mixing immediate mode and arrays. */
811	drawStridedInstanced(gl_info, state, stream_info, index_count, state->gl_primitive_type,
812	idx_data, idx_size, start_idx, state->base_vertex_index, instance_count);
813	}
814	else
815	{
816	drawStridedFast(gl_info, state->gl_primitive_type, index_count, idx_size, idx_data,
817	start_idx, state->base_vertex_index, start_instance, instance_count);
818	}
819
820	if (ib_query)
821	wined3d_event_query_issue(ib_query, device);
822	for (i = 0; i < device->num_buffer_queries; ++i)
823	{
824	wined3d_event_query_issue(device->buffer_queries[i], device);
825	}
826
827	if (wined3d_settings.strict_draw_ordering)
828	gl_info->gl_ops.gl.p_glFlush(); /* Flush to ensure ordering across contexts. */
829
830	context_release(context);
831
832	TRACE("Done all gl drawing\n");
833
834	/* Control goes back to the device, stateblock values may change again */
835	device->isInDraw = FALSE;
836	}

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source: vbox/trunk/src/VBox/Additions/WINNT/Graphics/Wine_new/wined3d/drawprim.c@ 51270

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