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Release 0.9.39.
[wine/gsoc-2012-control.git] / dlls / wined3d / drawprim.c
blob16504d5ef42e76fff3c3534678c842fc28fec222
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 Henri Verbeet
9 * Copyright 2007 Stefan Dösinger for CodeWeavers
10 *
11 * This library is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU Lesser General Public
13 * License as published by the Free Software Foundation; either
14 * version 2.1 of the License, or (at your option) any later version.
15 *
16 * This library is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 * Lesser General Public License for more details.
20 *
21 * You should have received a copy of the GNU Lesser General Public
22 * License along with this library; if not, write to the Free Software
23 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
24 */
25
26 #include "config.h"
27 #include "wined3d_private.h"
28
29 WINE_DEFAULT_DEBUG_CHANNEL(d3d_draw);
30 #define GLINFO_LOCATION This->adapter->gl_info
31
32 #include <stdio.h>
33
34 #if 0 /* TODO */
35 extern IWineD3DVertexShaderImpl* VertexShaders[64];
36 extern IWineD3DVertexDeclarationImpl* VertexShaderDeclarations[64];
37 extern IWineD3DPixelShaderImpl* PixelShaders[64];
38
39 #undef GL_VERSION_1_4 /* To be fixed, caused by mesa headers */
40 #endif
41
42 /* Issues the glBegin call for gl given the primitive type and count */
43 static DWORD primitiveToGl(WINED3DPRIMITIVETYPE PrimitiveType,
44 DWORD NumPrimitives,
45 GLenum *primType)
46 {
47 DWORD NumVertexes = NumPrimitives;
48
49 switch (PrimitiveType) {
50 case WINED3DPT_POINTLIST:
51 TRACE("POINTS\n");
52 *primType = GL_POINTS;
53 NumVertexes = NumPrimitives;
54 break;
55
56 case WINED3DPT_LINELIST:
57 TRACE("LINES\n");
58 *primType = GL_LINES;
59 NumVertexes = NumPrimitives * 2;
60 break;
61
62 case WINED3DPT_LINESTRIP:
63 TRACE("LINE_STRIP\n");
64 *primType = GL_LINE_STRIP;
65 NumVertexes = NumPrimitives + 1;
66 break;
67
68 case WINED3DPT_TRIANGLELIST:
69 TRACE("TRIANGLES\n");
70 *primType = GL_TRIANGLES;
71 NumVertexes = NumPrimitives * 3;
72 break;
73
74 case WINED3DPT_TRIANGLESTRIP:
75 TRACE("TRIANGLE_STRIP\n");
76 *primType = GL_TRIANGLE_STRIP;
77 NumVertexes = NumPrimitives + 2;
78 break;
79
80 case WINED3DPT_TRIANGLEFAN:
81 TRACE("TRIANGLE_FAN\n");
82 *primType = GL_TRIANGLE_FAN;
83 NumVertexes = NumPrimitives + 2;
84 break;
85
86 default:
87 FIXME("Unhandled primitive\n");
88 *primType = GL_POINTS;
89 break;
90 }
91 return NumVertexes;
92 }
93
94 static BOOL fixed_get_input(
95 BYTE usage, BYTE usage_idx,
96 unsigned int* regnum) {
97
98 *regnum = -1;
99
100 /* Those positions must have the order in the
101 * named part of the strided data */
102
103 if ((usage == WINED3DDECLUSAGE_POSITION || usage == WINED3DDECLUSAGE_POSITIONT) && usage_idx == 0)
104 *regnum = 0;
105 else if (usage == WINED3DDECLUSAGE_BLENDWEIGHT && usage_idx == 0)
106 *regnum = 1;
107 else if (usage == WINED3DDECLUSAGE_BLENDINDICES && usage_idx == 0)
108 *regnum = 2;
109 else if (usage == WINED3DDECLUSAGE_NORMAL && usage_idx == 0)
110 *regnum = 3;
111 else if (usage == WINED3DDECLUSAGE_PSIZE && usage_idx == 0)
112 *regnum = 4;
113 else if (usage == WINED3DDECLUSAGE_COLOR && usage_idx == 0)
114 *regnum = 5;
115 else if (usage == WINED3DDECLUSAGE_COLOR && usage_idx == 1)
116 *regnum = 6;
117 else if (usage == WINED3DDECLUSAGE_TEXCOORD && usage_idx < WINED3DDP_MAXTEXCOORD)
118 *regnum = 7 + usage_idx;
119 else if ((usage == WINED3DDECLUSAGE_POSITION || usage == WINED3DDECLUSAGE_POSITIONT) && usage_idx == 1)
120 *regnum = 7 + WINED3DDP_MAXTEXCOORD;
121 else if (usage == WINED3DDECLUSAGE_NORMAL && usage_idx == 1)
122 *regnum = 8 + WINED3DDP_MAXTEXCOORD;
123 else if (usage == WINED3DDECLUSAGE_TANGENT && usage_idx == 0)
124 *regnum = 9 + WINED3DDP_MAXTEXCOORD;
125 else if (usage == WINED3DDECLUSAGE_BINORMAL && usage_idx == 0)
126 *regnum = 10 + WINED3DDP_MAXTEXCOORD;
127 else if (usage == WINED3DDECLUSAGE_TESSFACTOR && usage_idx == 0)
128 *regnum = 11 + WINED3DDP_MAXTEXCOORD;
129 else if (usage == WINED3DDECLUSAGE_FOG && usage_idx == 0)
130 *regnum = 12 + WINED3DDP_MAXTEXCOORD;
131 else if (usage == WINED3DDECLUSAGE_DEPTH && usage_idx == 0)
132 *regnum = 13 + WINED3DDP_MAXTEXCOORD;
133 else if (usage == WINED3DDECLUSAGE_SAMPLE && usage_idx == 0)
134 *regnum = 14 + WINED3DDP_MAXTEXCOORD;
135
136 if (*regnum < 0) {
137 FIXME("Unsupported input stream [usage=%s, usage_idx=%u]\n",
138 debug_d3ddeclusage(usage), usage_idx);
139 return FALSE;
140 }
141 return TRUE;
142 }
143
144 void primitiveDeclarationConvertToStridedData(
145 IWineD3DDevice *iface,
146 BOOL useVertexShaderFunction,
147 WineDirect3DVertexStridedData *strided,
148 BOOL *fixup) {
149
150 /* We need to deal with frequency data!*/
151
152 BYTE *data = NULL;
153 IWineD3DDeviceImpl *This = (IWineD3DDeviceImpl *)iface;
154 IWineD3DVertexDeclarationImpl* vertexDeclaration = (IWineD3DVertexDeclarationImpl *)This->stateBlock->vertexDecl;
155 int i;
156 WINED3DVERTEXELEMENT *element;
157 DWORD stride;
158 int reg;
159 char isPreLoaded[MAX_STREAMS];
160 DWORD preLoadStreams[MAX_STREAMS], numPreloadStreams = 0;
161
162 memset(isPreLoaded, 0, sizeof(isPreLoaded));
163
164 /* Check for transformed vertices, disable vertex shader if present */
165 strided->u.s.position_transformed = FALSE;
166 for (i = 0; i < vertexDeclaration->declarationWNumElements - 1; ++i) {
167 element = vertexDeclaration->pDeclarationWine + i;
168
169 if (element->Usage == WINED3DDECLUSAGE_POSITIONT) {
170 strided->u.s.position_transformed = TRUE;
171 useVertexShaderFunction = FALSE;
172 }
173 }
174
175 /* Translate the declaration into strided data */
176 for (i = 0 ; i < vertexDeclaration->declarationWNumElements - 1; ++i) {
177 GLint streamVBO = 0;
178 BOOL stride_used;
179 unsigned int idx;
180
181 element = vertexDeclaration->pDeclarationWine + i;
182 TRACE("%p Element %p (%d of %d)\n", vertexDeclaration->pDeclarationWine,
183 element, i + 1, vertexDeclaration->declarationWNumElements - 1);
184
185 if (This->stateBlock->streamSource[element->Stream] == NULL)
186 continue;
187
188 if (This->stateBlock->streamIsUP) {
189 TRACE("Stream is up %d, %p\n", element->Stream, This->stateBlock->streamSource[element->Stream]);
190 streamVBO = 0;
191 data = (BYTE *)This->stateBlock->streamSource[element->Stream];
192 } else {
193 TRACE("Stream isn't up %d, %p\n", element->Stream, This->stateBlock->streamSource[element->Stream]);
194 if(!isPreLoaded[element->Stream]) {
195 preLoadStreams[numPreloadStreams] = element->Stream;
196 numPreloadStreams++;
197 isPreLoaded[element->Stream] = 1;
198 }
199 data = IWineD3DVertexBufferImpl_GetMemory(This->stateBlock->streamSource[element->Stream], 0, &streamVBO);
200 if(fixup) {
201 if( streamVBO != 0) *fixup = TRUE;
202 else if(*fixup && !useVertexShaderFunction) {
203 /* This may be bad with the fixed function pipeline */
204 FIXME("Missing fixed and unfixed vertices, expect graphics glitches\n");
205 }
206 }
207 }
208 stride = This->stateBlock->streamStride[element->Stream];
209 data += element->Offset;
210 reg = element->Reg;
211
212 TRACE("Offset %d Stream %d UsageIndex %d\n", element->Offset, element->Stream, element->UsageIndex);
213
214 if (useVertexShaderFunction)
215 stride_used = vshader_get_input(This->stateBlock->vertexShader,
216 element->Usage, element->UsageIndex, &idx);
217 else
218 stride_used = fixed_get_input(element->Usage, element->UsageIndex, &idx);
219
220 if (stride_used) {
221 TRACE("Loaded %s array %u [usage=%s, usage_idx=%u, "
222 "stream=%u, offset=%u, stride=%u, VBO=%u]\n",
223 useVertexShaderFunction? "shader": "fixed function", idx,
224 debug_d3ddeclusage(element->Usage), element->UsageIndex,
225 element->Stream, element->Offset, stride, streamVBO);
226
227 strided->u.input[idx].lpData = data;
228 strided->u.input[idx].dwType = element->Type;
229 strided->u.input[idx].dwStride = stride;
230 strided->u.input[idx].VBO = streamVBO;
231 strided->u.input[idx].streamNo = element->Stream;
232 }
233 }
234 /* Now call PreLoad on all the vertex buffers. In the very rare case
235 * that the buffers stopps converting PreLoad will dirtify the VDECL again.
236 * The vertex buffer can now use the strided structure in the device instead of finding its
237 * own again.
238 *
239 * NULL streams won't be recorded in the array, UP streams won't be either. A stream is only
240 * once in there.
241 */
242 for(i=0; i < numPreloadStreams; i++) {
243 IWineD3DVertexBuffer_PreLoad(This->stateBlock->streamSource[preLoadStreams[i]]);
244 }
245 }
246
247 void primitiveConvertFVFtoOffset(DWORD thisFVF, DWORD stride, BYTE *data, WineDirect3DVertexStridedData *strided, GLint streamVBO, UINT streamNo) {
248 int numBlends;
249 int numTextures;
250 int textureNo;
251 int coordIdxInfo = 0x00; /* Information on number of coords supplied */
252 int numCoords[8]; /* Holding place for WINED3DFVF_TEXTUREFORMATx */
253
254 /* Either 3 or 4 floats depending on the FVF */
255 /* FIXME: Can blending data be in a different stream to the position data?
256 and if so using the fixed pipeline how do we handle it */
257 if (thisFVF & WINED3DFVF_POSITION_MASK) {
258 strided->u.s.position.lpData = data;
259 strided->u.s.position.dwType = WINED3DDECLTYPE_FLOAT3;
260 strided->u.s.position.dwStride = stride;
261 strided->u.s.position.VBO = streamVBO;
262 strided->u.s.position.streamNo = streamNo;
263 data += 3 * sizeof(float);
264 if ((thisFVF & WINED3DFVF_POSITION_MASK) == WINED3DFVF_XYZRHW) {
265 strided->u.s.position.dwType = WINED3DDECLTYPE_FLOAT4;
266 strided->u.s.position_transformed = TRUE;
267 data += sizeof(float);
268 } else
269 strided->u.s.position_transformed = FALSE;
270 }
271
272 /* Blending is numBlends * FLOATs followed by a DWORD for UBYTE4 */
273 /** do we have to Check This->stateBlock->renderState[D3DRS_INDEXEDVERTEXBLENDENABLE] ? */
274 numBlends = 1 + (((thisFVF & WINED3DFVF_XYZB5) - WINED3DFVF_XYZB1) >> 1);
275 if(thisFVF & WINED3DFVF_LASTBETA_UBYTE4) numBlends--;
276
277 if ((thisFVF & WINED3DFVF_POSITION_MASK ) > WINED3DFVF_XYZRHW) {
278 TRACE("Setting blend Weights to %p\n", data);
279 strided->u.s.blendWeights.lpData = data;
280 strided->u.s.blendWeights.dwType = WINED3DDECLTYPE_FLOAT1 + numBlends - 1;
281 strided->u.s.blendWeights.dwStride = stride;
282 strided->u.s.blendWeights.VBO = streamVBO;
283 strided->u.s.blendWeights.streamNo = streamNo;
284 data += numBlends * sizeof(FLOAT);
285
286 if (thisFVF & WINED3DFVF_LASTBETA_UBYTE4) {
287 strided->u.s.blendMatrixIndices.lpData = data;
288 strided->u.s.blendMatrixIndices.dwType = WINED3DDECLTYPE_UBYTE4;
289 strided->u.s.blendMatrixIndices.dwStride= stride;
290 strided->u.s.blendMatrixIndices.VBO = streamVBO;
291 strided->u.s.blendMatrixIndices.streamNo= streamNo;
292 data += sizeof(DWORD);
293 }
294 }
295
296 /* Normal is always 3 floats */
297 if (thisFVF & WINED3DFVF_NORMAL) {
298 strided->u.s.normal.lpData = data;
299 strided->u.s.normal.dwType = WINED3DDECLTYPE_FLOAT3;
300 strided->u.s.normal.dwStride = stride;
301 strided->u.s.normal.VBO = streamVBO;
302 strided->u.s.normal.streamNo = streamNo;
303 data += 3 * sizeof(FLOAT);
304 }
305
306 /* Pointsize is a single float */
307 if (thisFVF & WINED3DFVF_PSIZE) {
308 strided->u.s.pSize.lpData = data;
309 strided->u.s.pSize.dwType = WINED3DDECLTYPE_FLOAT1;
310 strided->u.s.pSize.dwStride = stride;
311 strided->u.s.pSize.VBO = streamVBO;
312 strided->u.s.pSize.streamNo = streamNo;
313 data += sizeof(FLOAT);
314 }
315
316 /* Diffuse is 4 unsigned bytes */
317 if (thisFVF & WINED3DFVF_DIFFUSE) {
318 strided->u.s.diffuse.lpData = data;
319 strided->u.s.diffuse.dwType = WINED3DDECLTYPE_SHORT4;
320 strided->u.s.diffuse.dwStride = stride;
321 strided->u.s.diffuse.VBO = streamVBO;
322 strided->u.s.diffuse.streamNo = streamNo;
323 data += sizeof(DWORD);
324 }
325
326 /* Specular is 4 unsigned bytes */
327 if (thisFVF & WINED3DFVF_SPECULAR) {
328 strided->u.s.specular.lpData = data;
329 strided->u.s.specular.dwType = WINED3DDECLTYPE_SHORT4;
330 strided->u.s.specular.dwStride = stride;
331 strided->u.s.specular.VBO = streamVBO;
332 strided->u.s.specular.streamNo = streamNo;
333 data += sizeof(DWORD);
334 }
335
336 /* Texture coords */
337 numTextures = (thisFVF & WINED3DFVF_TEXCOUNT_MASK) >> WINED3DFVF_TEXCOUNT_SHIFT;
338 coordIdxInfo = (thisFVF & 0x00FF0000) >> 16; /* 16 is from definition of WINED3DFVF_TEXCOORDSIZE1, and is 8 (0-7 stages) * 2bits long */
339
340 /* numTextures indicates the number of texture coordinates supplied */
341 /* However, the first set may not be for stage 0 texture - it all */
342 /* depends on WINED3DTSS_TEXCOORDINDEX. */
343 /* The number of bytes for each coordinate set is based off */
344 /* WINED3DFVF_TEXCOORDSIZEn, which are the bottom 2 bits */
345
346 /* So, for each supplied texture extract the coords */
347 for (textureNo = 0; textureNo < numTextures; ++textureNo) {
348
349 strided->u.s.texCoords[textureNo].lpData = data;
350 strided->u.s.texCoords[textureNo].dwType = WINED3DDECLTYPE_FLOAT1;
351 strided->u.s.texCoords[textureNo].dwStride = stride;
352 strided->u.s.texCoords[textureNo].VBO = streamVBO;
353 strided->u.s.texCoords[textureNo].streamNo = streamNo;
354 numCoords[textureNo] = coordIdxInfo & 0x03;
355
356 /* Always one set */
357 data += sizeof(float);
358 if (numCoords[textureNo] != WINED3DFVF_TEXTUREFORMAT1) {
359 strided->u.s.texCoords[textureNo].dwType = WINED3DDECLTYPE_FLOAT2;
360 data += sizeof(float);
361 if (numCoords[textureNo] != WINED3DFVF_TEXTUREFORMAT2) {
362 strided->u.s.texCoords[textureNo].dwType = WINED3DDECLTYPE_FLOAT3;
363 data += sizeof(float);
364 if (numCoords[textureNo] != WINED3DFVF_TEXTUREFORMAT3) {
365 strided->u.s.texCoords[textureNo].dwType = WINED3DDECLTYPE_FLOAT4;
366 data += sizeof(float);
367 }
368 }
369 }
370 coordIdxInfo = coordIdxInfo >> 2; /* Drop bottom two bits */
371 }
372 }
373
374 void primitiveConvertToStridedData(IWineD3DDevice *iface, WineDirect3DVertexStridedData *strided, BOOL *fixup) {
375 IWineD3DDeviceImpl *This = (IWineD3DDeviceImpl *) iface;
376 GLint streamVBO = 0;
377 DWORD stride = This->stateBlock->streamStride[0];
378 BYTE *data = NULL;
379 DWORD thisFVF = 0;
380
381 /* Retrieve appropriate FVF */
382 thisFVF = This->stateBlock->fvf;
383 /* Handle memory passed directly as well as vertex buffers */
384 if (This->stateBlock->streamIsUP) {
385 streamVBO = 0;
386 data = (BYTE *)This->stateBlock->streamSource[0];
387 } else {
388 /* The for loop should iterate through here only once per stream, so we don't need magic to prevent double loading
389 * buffers
390 */
391 data = IWineD3DVertexBufferImpl_GetMemory(This->stateBlock->streamSource[0], 0, &streamVBO);
392 if(fixup) {
393 if(streamVBO != 0 ) *fixup = TRUE;
394 }
395 }
396 VTRACE(("FVF for stream 0 is %lx\n", thisFVF));
397
398 /* Now convert the stream into pointers */
399 primitiveConvertFVFtoOffset(thisFVF, stride, data, strided, streamVBO, 0);
400
401 /* Now call PreLoad on the vertex buffer. In the very rare case
402 * that the buffers stopps converting PreLoad will dirtify the VDECL again.
403 * The vertex buffer can now use the strided structure in the device instead of finding its
404 * own again.
405 */
406 if(!This->stateBlock->streamIsUP) {
407 IWineD3DVertexBuffer_PreLoad(This->stateBlock->streamSource[0]);
408 }
409 }
410
411 static void drawStridedFast(IWineD3DDevice *iface,UINT numberOfVertices, GLenum glPrimitiveType,
412 const void *idxData, short idxSize, ULONG minIndex, ULONG startIdx, ULONG startVertex) {
413 IWineD3DDeviceImpl *This = (IWineD3DDeviceImpl *)iface;
414
415 if (idxSize != 0 /* This crashes sometimes!*/) {
416 TRACE("(%p) : glElements(%x, %d, %d, ...)\n", This, glPrimitiveType, numberOfVertices, minIndex);
417 idxData = idxData == (void *)-1 ? NULL : idxData;
418 #if 1
419 glDrawElements(glPrimitiveType, numberOfVertices, idxSize == 2 ? GL_UNSIGNED_SHORT : GL_UNSIGNED_INT,
420 (const char *)idxData+(idxSize * startIdx));
421 #else /* using drawRangeElements may be faster */
422
423 glDrawRangeElements(glPrimitiveType, minIndex, minIndex + numberOfVertices - 1, numberOfVertices,
424 idxSize == 2 ? GL_UNSIGNED_SHORT : GL_UNSIGNED_INT,
425 (const char *)idxData+(idxSize * startIdx));
426 #endif
427 checkGLcall("glDrawRangeElements");
428
429 } else {
430
431 /* Note first is now zero as we shuffled along earlier */
432 TRACE("(%p) : glDrawArrays(%x, 0, %d)\n", This, glPrimitiveType, numberOfVertices);
433 glDrawArrays(glPrimitiveType, startVertex, numberOfVertices);
434 checkGLcall("glDrawArrays");
435
436 }
437
438 return;
439 }
440
441 /*
442 * Actually draw using the supplied information.
443 * Slower GL version which extracts info about each vertex in turn
444 */
445
446 static void drawStridedSlow(IWineD3DDevice *iface, WineDirect3DVertexStridedData *sd,
447 UINT NumVertexes, GLenum glPrimType,
448 const void *idxData, short idxSize, ULONG minIndex, ULONG startIdx, ULONG startVertex) {
449
450 unsigned int textureNo = 0;
451 unsigned int texture_idx = 0;
452 const WORD *pIdxBufS = NULL;
453 const DWORD *pIdxBufL = NULL;
454 LONG vx_index;
455 float x = 0.0f, y = 0.0f, z = 0.0f; /* x,y,z coordinates */
456 float rhw = 0.0f; /* rhw */
457 DWORD diffuseColor = 0xFFFFFFFF; /* Diffuse Color */
458 DWORD specularColor = 0; /* Specular Color */
459 IWineD3DDeviceImpl *This = (IWineD3DDeviceImpl *)iface;
460 UINT *streamOffset = This->stateBlock->streamOffset;
461 DWORD SkipnStrides = startVertex + This->stateBlock->loadBaseVertexIndex;
462
463 BYTE *texCoords[WINED3DDP_MAXTEXCOORD];
464 BYTE *diffuse = NULL, *specular = NULL, *normal = NULL, *position = NULL;
465
466 TRACE("Using slow vertex array code\n");
467
468 /* Variable Initialization */
469 if (idxSize != 0) {
470 /* Immediate mode drawing can't make use of indices in a vbo - get the data from the index buffer.
471 * If the index buffer has no vbo(not supported or other reason), or with user pointer drawing
472 * idxData will be != NULL
473 */
474 if(idxData == NULL) {
475 idxData = ((IWineD3DIndexBufferImpl *) This->stateBlock->pIndexData)->resource.allocatedMemory;
476 }
477
478 if (idxSize == 2) pIdxBufS = (const WORD *) idxData;
479 else pIdxBufL = (const DWORD *) idxData;
480 }
481
482 /* Adding the stream offset once is cheaper than doing it every iteration. Do not modify the strided data, it is a pointer
483 * to the strided Data in the device and might be needed intact on the next draw
484 */
485 for (textureNo = 0, texture_idx = 0; textureNo < GL_LIMITS(texture_stages); ++textureNo) {
486 if(sd->u.s.texCoords[textureNo].lpData) {
487 texCoords[textureNo] = sd->u.s.texCoords[textureNo].lpData + streamOffset[sd->u.s.texCoords[textureNo].streamNo];
488 } else {
489 texCoords[textureNo] = NULL;
490 }
491 }
492 if(sd->u.s.diffuse.lpData) {
493 diffuse = sd->u.s.diffuse.lpData + streamOffset[sd->u.s.diffuse.streamNo];
494 }
495 if(sd->u.s.specular.lpData) {
496 specular = sd->u.s.specular.lpData + streamOffset[sd->u.s.specular.streamNo];
497 }
498 if(sd->u.s.normal.lpData) {
499 normal = sd->u.s.normal.lpData + streamOffset[sd->u.s.normal.streamNo];
500 }
501 if(sd->u.s.position.lpData) {
502 position = sd->u.s.position.lpData + streamOffset[sd->u.s.position.streamNo];
503 }
504
505 /* Start drawing in GL */
506 VTRACE(("glBegin(%x)\n", glPrimType));
507 glBegin(glPrimType);
508
509 /* Default settings for data that is not passed */
510 if (sd->u.s.normal.lpData == NULL) {
511 glNormal3f(0, 0, 1);
512 }
513 if(sd->u.s.diffuse.lpData == NULL) {
514 glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
515 }
516 if(sd->u.s.specular.lpData == NULL) {
517 if (GL_SUPPORT(EXT_SECONDARY_COLOR)) {
518 GL_EXTCALL(glSecondaryColor3fEXT)(0, 0, 0);
519 }
520 }
521
522 /* We shouldn't start this function if any VBO is involved. Should I put a safety check here?
523 * Guess it's not necessary(we crash then anyway) and would only eat CPU time
524 */
525
526 /* For each primitive */
527 for (vx_index = 0; vx_index < NumVertexes; ++vx_index) {
528
529 /* Initialize diffuse color */
530 diffuseColor = 0xFFFFFFFF;
531
532 /* Blending data and Point sizes are not supported by this function. They are not supported by the fixed
533 * function pipeline at all. A Fixme for them is printed after decoding the vertex declaration
534 */
535
536 /* For indexed data, we need to go a few more strides in */
537 if (idxData != NULL) {
538
539 /* Indexed so work out the number of strides to skip */
540 if (idxSize == 2) {
541 VTRACE(("Idx for vertex %d = %d\n", vx_index, pIdxBufS[startIdx+vx_index]));
542 SkipnStrides = pIdxBufS[startIdx + vx_index] + This->stateBlock->loadBaseVertexIndex;
543 } else {
544 VTRACE(("Idx for vertex %d = %d\n", vx_index, pIdxBufL[startIdx+vx_index]));
545 SkipnStrides = pIdxBufL[startIdx + vx_index] + This->stateBlock->loadBaseVertexIndex;
546 }
547 }
548
549 /* Texture coords --------------------------- */
550 for (textureNo = 0, texture_idx = 0; textureNo < GL_LIMITS(texture_stages); ++textureNo) {
551
552 if (!GL_SUPPORT(ARB_MULTITEXTURE) && textureNo > 0) {
553 FIXME("Program using multiple concurrent textures which this opengl implementation doesn't support\n");
554 continue ;
555 }
556
557 /* Query tex coords */
558 if (This->stateBlock->textures[textureNo] != NULL) {
559
560 int coordIdx = This->stateBlock->textureState[textureNo][WINED3DTSS_TEXCOORDINDEX];
561 float *ptrToCoords = NULL;
562 float s = 0.0, t = 0.0, r = 0.0, q = 0.0;
563
564 if (coordIdx > 7) {
565 VTRACE(("tex: %d - Skip tex coords, as being system generated\n", textureNo));
566 ++texture_idx;
567 continue;
568 } else if (coordIdx < 0) {
569 FIXME("tex: %d - Coord index %d is less than zero, expect a crash.\n", textureNo, coordIdx);
570 ++texture_idx;
571 continue;
572 }
573
574 ptrToCoords = (float *)(texCoords[coordIdx] + (SkipnStrides * sd->u.s.texCoords[coordIdx].dwStride));
575 if (texCoords[coordIdx] == NULL) {
576 TRACE("tex: %d - Skipping tex coords, as no data supplied\n", textureNo);
577 ++texture_idx;
578 continue;
579 } else {
580
581 int coordsToUse = sd->u.s.texCoords[coordIdx].dwType + 1; /* 0 == WINED3DDECLTYPE_FLOAT1 etc */
582
583 /* The coords to supply depend completely on the fvf / vertex shader */
584 switch (coordsToUse) {
585 case 4: q = ptrToCoords[3]; /* drop through */
586 case 3: r = ptrToCoords[2]; /* drop through */
587 case 2: t = ptrToCoords[1]; /* drop through */
588 case 1: s = ptrToCoords[0];
589 }
590
591 /* Projected is more 'fun' - Move the last coord to the 'q'
592 parameter (see comments under WINED3DTSS_TEXTURETRANSFORMFLAGS */
593 if ((This->stateBlock->textureState[textureNo][WINED3DTSS_TEXTURETRANSFORMFLAGS] != WINED3DTTFF_DISABLE) &&
594 (This->stateBlock->textureState[textureNo][WINED3DTSS_TEXTURETRANSFORMFLAGS] & WINED3DTTFF_PROJECTED)) {
595
596 if (This->stateBlock->textureState[textureNo][WINED3DTSS_TEXTURETRANSFORMFLAGS] & WINED3DTTFF_PROJECTED) {
597 switch (coordsToUse) {
598 case 0: /* Drop Through */
599 case 1:
600 FIXME("WINED3DTTFF_PROJECTED but only zero or one coordinate?\n");
601 break;
602 case 2:
603 q = t;
604 t = 0.0;
605 coordsToUse = 4;
606 break;
607 case 3:
608 q = r;
609 r = 0.0;
610 coordsToUse = 4;
611 break;
612 case 4: /* Nop here */
613 break;
614 default:
615 FIXME("Unexpected WINED3DTSS_TEXTURETRANSFORMFLAGS value of %d\n",
616 This->stateBlock->textureState[textureNo][WINED3DTSS_TEXTURETRANSFORMFLAGS] & WINED3DTTFF_PROJECTED);
617 }
618 }
619 }
620
621 switch (coordsToUse) { /* Supply the provided texture coords */
622 case WINED3DTTFF_COUNT1:
623 VTRACE(("tex:%d, s=%f\n", textureNo, s));
624 if (GL_SUPPORT(ARB_MULTITEXTURE)) {
625 GL_EXTCALL(glMultiTexCoord1fARB(texture_idx, s));
626 } else {
627 glTexCoord1f(s);
628 }
629 break;
630 case WINED3DTTFF_COUNT2:
631 VTRACE(("tex:%d, s=%f, t=%f\n", textureNo, s, t));
632 if (GL_SUPPORT(ARB_MULTITEXTURE)) {
633 GL_EXTCALL(glMultiTexCoord2fARB(texture_idx, s, t));
634 } else {
635 glTexCoord2f(s, t);
636 }
637 break;
638 case WINED3DTTFF_COUNT3:
639 VTRACE(("tex:%d, s=%f, t=%f, r=%f\n", textureNo, s, t, r));
640 if (GL_SUPPORT(ARB_MULTITEXTURE)) {
641 GL_EXTCALL(glMultiTexCoord3fARB(texture_idx, s, t, r));
642 } else {
643 glTexCoord3f(s, t, r);
644 }
645 break;
646 case WINED3DTTFF_COUNT4:
647 VTRACE(("tex:%d, s=%f, t=%f, r=%f, q=%f\n", textureNo, s, t, r, q));
648 if (GL_SUPPORT(ARB_MULTITEXTURE)) {
649 GL_EXTCALL(glMultiTexCoord4fARB(texture_idx, s, t, r, q));
650 } else {
651 glTexCoord4f(s, t, r, q);
652 }
653 break;
654 default:
655 FIXME("Should not get here as coordsToUse is two bits only (%x)!\n", coordsToUse);
656 }
657 }
658 }
659 if (/*!GL_SUPPORT(NV_REGISTER_COMBINERS) || This->stateBlock->textures[textureNo]*/TRUE) ++texture_idx;
660 } /* End of textures */
661
662 /* Diffuse -------------------------------- */
663 if (diffuse) {
664 DWORD *ptrToCoords = (DWORD *)(diffuse + (SkipnStrides * sd->u.s.diffuse.dwStride));
665 diffuseColor = ptrToCoords[0];
666 VTRACE(("diffuseColor=%lx\n", diffuseColor));
667
668 glColor4ub(D3DCOLOR_B_R(diffuseColor),
669 D3DCOLOR_B_G(diffuseColor),
670 D3DCOLOR_B_B(diffuseColor),
671 D3DCOLOR_B_A(diffuseColor));
672 VTRACE(("glColor4ub: r,g,b,a=%lu,%lu,%lu,%lu\n",
673 D3DCOLOR_B_R(diffuseColor),
674 D3DCOLOR_B_G(diffuseColor),
675 D3DCOLOR_B_B(diffuseColor),
676 D3DCOLOR_B_A(diffuseColor)));
677 }
678
679 /* Specular ------------------------------- */
680 if (specular) {
681 DWORD *ptrToCoords = (DWORD *)(specular + (SkipnStrides * sd->u.s.specular.dwStride));
682 specularColor = ptrToCoords[0];
683 VTRACE(("specularColor=%lx\n", specularColor));
684
685 /* special case where the fog density is stored in the specular alpha channel */
686 if(This->stateBlock->renderState[WINED3DRS_FOGENABLE] &&
687 (This->stateBlock->renderState[WINED3DRS_FOGVERTEXMODE] == WINED3DFOG_NONE || sd->u.s.position.dwType == WINED3DDECLTYPE_FLOAT4 )&&
688 This->stateBlock->renderState[WINED3DRS_FOGTABLEMODE] == WINED3DFOG_NONE) {
689 if(GL_SUPPORT(EXT_FOG_COORD)) {
690 GL_EXTCALL(glFogCoordfEXT(specularColor >> 24));
691 } else {
692 static BOOL warned = FALSE;
693 if(!warned) {
694 /* TODO: Use the fog table code from old ddraw */
695 FIXME("Implement fog for transformed vertices in software\n");
696 warned = TRUE;
697 }
698 }
699 }
700
701 VTRACE(("glSecondaryColor4ub: r,g,b=%lu,%lu,%lu\n",
702 D3DCOLOR_B_R(specularColor),
703 D3DCOLOR_B_G(specularColor),
704 D3DCOLOR_B_B(specularColor)));
705 if (GL_SUPPORT(EXT_SECONDARY_COLOR)) {
706 GL_EXTCALL(glSecondaryColor3ubEXT)(
707 D3DCOLOR_B_R(specularColor),
708 D3DCOLOR_B_G(specularColor),
709 D3DCOLOR_B_B(specularColor));
710 } else {
711 /* Do not worry if specular colour missing and disable request */
712 VTRACE(("Specular color extensions not supplied\n"));
713 }
714 }
715
716 /* Normal -------------------------------- */
717 if (normal != NULL) {
718 float *ptrToCoords = (float *)(normal + (SkipnStrides * sd->u.s.normal.dwStride));
719
720 VTRACE(("glNormal:nx,ny,nz=%f,%f,%f\n", ptrToCoords[0], ptrToCoords[1], ptrToCoords[2]));
721 glNormal3f(ptrToCoords[0], ptrToCoords[1], ptrToCoords[2]);
722 }
723
724 /* Position -------------------------------- */
725 if (position) {
726 float *ptrToCoords = (float *)(position + (SkipnStrides * sd->u.s.position.dwStride));
727 x = ptrToCoords[0];
728 y = ptrToCoords[1];
729 z = ptrToCoords[2];
730 rhw = 1.0;
731 VTRACE(("x,y,z=%f,%f,%f\n", x,y,z));
732
733 /* RHW follows, only if transformed, ie 4 floats were provided */
734 if (sd->u.s.position_transformed) {
735 rhw = ptrToCoords[3];
736 VTRACE(("rhw=%f\n", rhw));
737 }
738
739 if (1.0f == rhw || ((rhw < eps) && (rhw > -eps))) {
740 VTRACE(("Vertex: glVertex:x,y,z=%f,%f,%f\n", x,y,z));
741 glVertex3f(x, y, z);
742 } else {
743 GLfloat w = 1.0 / rhw;
744 VTRACE(("Vertex: glVertex:x,y,z=%f,%f,%f / rhw=%f\n", x,y,z,rhw));
745 glVertex4f(x*w, y*w, z*w, w);
746 }
747 }
748
749 /* For non indexed mode, step onto next parts */
750 if (idxData == NULL) {
751 ++SkipnStrides;
752 }
753 }
754
755 glEnd();
756 checkGLcall("glEnd and previous calls");
757 }
758
759 static void depth_blt(IWineD3DDevice *iface, GLuint texture) {
760 IWineD3DDeviceImpl *This = (IWineD3DDeviceImpl *)iface;
761 GLint old_binding = 0;
762
763 glPushAttrib(GL_ENABLE_BIT | GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT);
764
765 glDisable(GL_CULL_FACE);
766 glEnable(GL_BLEND);
767 glDisable(GL_ALPHA_TEST);
768 glDisable(GL_SCISSOR_TEST);
769 glDisable(GL_STENCIL_TEST);
770 glEnable(GL_DEPTH_TEST);
771 glDepthFunc(GL_ALWAYS);
772 glBlendFunc(GL_ZERO, GL_ONE);
773
774 GL_EXTCALL(glActiveTextureARB(GL_TEXTURE0_ARB));
775 glGetIntegerv(GL_TEXTURE_BINDING_2D, &old_binding);
776 glBindTexture(GL_TEXTURE_2D, texture);
777 glEnable(GL_TEXTURE_2D);
778
779 This->shader_backend->shader_select_depth_blt(iface);
780
781 glBegin(GL_TRIANGLE_STRIP);
782 glVertex2f(-1.0f, -1.0f);
783 glVertex2f(1.0f, -1.0f);
784 glVertex2f(-1.0f, 1.0f);
785 glVertex2f(1.0f, 1.0f);
786 glEnd();
787
788 glBindTexture(GL_TEXTURE_2D, old_binding);
789
790 glPopAttrib();
791
792 /* Reselect the old shaders. There doesn't seem to be any glPushAttrib bit for arb shaders,
793 * and this seems easier and more efficient than providing the shader backend with a private
794 * storage to read and restore the old shader settings
795 */
796 This->shader_backend->shader_select(iface, use_ps(This), use_vs(This));
797 }
798
799 static void depth_copy(IWineD3DDevice *iface) {
800 IWineD3DDeviceImpl *This = (IWineD3DDeviceImpl *)iface;
801 IWineD3DSurfaceImpl *depth_stencil = (IWineD3DSurfaceImpl *)This->depthStencilBuffer;
802
803 /* Only copy the depth buffer if there is one. */
804 if (!depth_stencil) return;
805
806 /* TODO: Make this work for modes other than FBO */
807 if (wined3d_settings.offscreen_rendering_mode != ORM_FBO) return;
808
809 if (depth_stencil->current_renderbuffer) {
810 FIXME("Not supported with fixed up depth stencil\n");
811 return;
812 }
813
814 if (This->render_offscreen) {
815 static GLuint tmp_texture = 0;
816 GLint old_binding = 0;
817
818 TRACE("Copying onscreen depth buffer to offscreen surface\n");
819
820 if (!tmp_texture) {
821 glGenTextures(1, &tmp_texture);
822 }
823
824 /* Note that we use depth_blt here as well, rather than glCopyTexImage2D
825 * directly on the FBO texture. That's because we need to flip. */
826 GL_EXTCALL(glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0));
827 glGetIntegerv(GL_TEXTURE_BINDING_2D, &old_binding);
828 glBindTexture(GL_TEXTURE_2D, tmp_texture);
829 glCopyTexImage2D(depth_stencil->glDescription.target,
830 depth_stencil->glDescription.level,
831 depth_stencil->glDescription.glFormatInternal,
832 0,
833 0,
834 depth_stencil->currentDesc.Width,
835 depth_stencil->currentDesc.Height,
836 0);
837 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
838 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
839 glTexParameteri(GL_TEXTURE_2D, GL_DEPTH_TEXTURE_MODE_ARB, GL_LUMINANCE);
840 glBindTexture(GL_TEXTURE_2D, old_binding);
841
842 GL_EXTCALL(glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, This->fbo));
843 checkGLcall("glBindFramebuffer()");
844 depth_blt(iface, tmp_texture);
845 checkGLcall("depth_blt");
846 } else {
847 TRACE("Copying offscreen surface to onscreen depth buffer\n");
848
849 GL_EXTCALL(glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0));
850 checkGLcall("glBindFramebuffer()");
851 depth_blt(iface, depth_stencil->glDescription.textureName);
852 checkGLcall("depth_blt");
853 }
854 }
855
856 static inline void drawStridedInstanced(IWineD3DDevice *iface, WineDirect3DVertexStridedData *sd, UINT numberOfVertices,
857 GLenum glPrimitiveType, const void *idxData, short idxSize, ULONG minIndex,
858 ULONG startIdx, ULONG startVertex) {
859 UINT numInstances = 0;
860 int numInstancedAttribs = 0, i, j;
861 UINT instancedData[sizeof(sd->u.input) / sizeof(sd->u.input[0]) /* 16 */];
862 IWineD3DDeviceImpl *This = (IWineD3DDeviceImpl *) iface;
863 IWineD3DStateBlockImpl *stateblock = This->stateBlock;
864
865 if (idxSize == 0) {
866 /* This is a nasty thing. MSDN says no hardware supports that and apps have to use software vertex processing.
867 * We don't support this for now
868 *
869 * Shouldn't be too hard to support with opengl, in theory just call glDrawArrays instead of drawElements.
870 * But the StreamSourceFreq value has a different meaning in that situation.
871 */
872 FIXME("Non-indexed instanced drawing is not supported\n");
873 return;
874 }
875
876 TRACE("(%p) : glElements(%x, %d, %d, ...)\n", This, glPrimitiveType, numberOfVertices, minIndex);
877 idxData = idxData == (void *)-1 ? NULL : idxData;
878
879 /* First, figure out how many instances we have to draw */
880 for(i = 0; i < MAX_STREAMS; i++) {
881 /* Look at all non-instanced streams */
882 if(!(stateblock->streamFlags[i] & WINED3DSTREAMSOURCE_INSTANCEDATA) &&
883 stateblock->streamSource[i]) {
884 int inst = stateblock->streamFreq[i];
885
886 if(numInstances && inst != numInstances) {
887 ERR("Two streams specify a different number of instances. Got %d, new is %d\n", numInstances, inst);
888 }
889 numInstances = inst;
890 }
891 }
892
893 for(i = 0; i < sizeof(sd->u.input) / sizeof(sd->u.input[0]); i++) {
894 if(stateblock->streamFlags[sd->u.input[i].streamNo] & WINED3DSTREAMSOURCE_INSTANCEDATA) {
895 instancedData[numInstancedAttribs] = i;
896 numInstancedAttribs++;
897 }
898 }
899
900 /* now draw numInstances instances :-) */
901 for(i = 0; i < numInstances; i++) {
902 /* Specify the instanced attributes using immediate mode calls */
903 for(j = 0; j < numInstancedAttribs; j++) {
904 BYTE *ptr = sd->u.input[instancedData[j]].lpData +
905 sd->u.input[instancedData[j]].dwStride * i +
906 stateblock->streamOffset[sd->u.input[instancedData[j]].streamNo];
907 if(sd->u.input[instancedData[j]].VBO) {
908 IWineD3DVertexBufferImpl *vb = (IWineD3DVertexBufferImpl *) stateblock->streamSource[sd->u.input[instancedData[j]].streamNo];
909 ptr += (long) vb->resource.allocatedMemory;
910 }
911
912 switch(sd->u.input[instancedData[j]].dwType) {
913 case WINED3DDECLTYPE_FLOAT1:
914 GL_EXTCALL(glVertexAttrib1fvARB(instancedData[j], (float *) ptr));
915 break;
916 case WINED3DDECLTYPE_FLOAT2:
917 GL_EXTCALL(glVertexAttrib2fvARB(instancedData[j], (float *) ptr));
918 break;
919 case WINED3DDECLTYPE_FLOAT3:
920 GL_EXTCALL(glVertexAttrib3fvARB(instancedData[j], (float *) ptr));
921 break;
922 case WINED3DDECLTYPE_FLOAT4:
923 GL_EXTCALL(glVertexAttrib4fvARB(instancedData[j], (float *) ptr));
924 break;
925
926 case WINED3DDECLTYPE_UBYTE4:
927 GL_EXTCALL(glVertexAttrib4NubvARB(instancedData[j], ptr));
928 break;
929 case WINED3DDECLTYPE_UBYTE4N:
930 case WINED3DDECLTYPE_D3DCOLOR:
931 GL_EXTCALL(glVertexAttrib4NubvARB(instancedData[j], ptr));
932 break;
933
934 case WINED3DDECLTYPE_SHORT2:
935 GL_EXTCALL(glVertexAttrib4svARB(instancedData[j], (GLshort *) ptr));
936 break;
937 case WINED3DDECLTYPE_SHORT4:
938 GL_EXTCALL(glVertexAttrib4svARB(instancedData[j], (GLshort *) ptr));
939 break;
940
941 case WINED3DDECLTYPE_SHORT2N:
942 {
943 GLshort s[4] = {((short *) ptr)[0], ((short *) ptr)[1], 0, 1};
944 GL_EXTCALL(glVertexAttrib4NsvARB(instancedData[j], s));
945 break;
946 }
947 case WINED3DDECLTYPE_USHORT2N:
948 {
949 GLushort s[4] = {((unsigned short *) ptr)[0], ((unsigned short *) ptr)[1], 0, 1};
950 GL_EXTCALL(glVertexAttrib4NusvARB(instancedData[j], s));
951 break;
952 }
953 case WINED3DDECLTYPE_SHORT4N:
954 GL_EXTCALL(glVertexAttrib4NsvARB(instancedData[j], (GLshort *) ptr));
955 break;
956 case WINED3DDECLTYPE_USHORT4N:
957 GL_EXTCALL(glVertexAttrib4NusvARB(instancedData[j], (GLushort *) ptr));
958 break;
959
960 case WINED3DDECLTYPE_UDEC3:
961 FIXME("Unsure about WINED3DDECLTYPE_UDEC3\n");
962 /*glVertexAttrib3usvARB(instancedData[j], (GLushort *) ptr); Does not exist */
963 break;
964 case WINED3DDECLTYPE_DEC3N:
965 FIXME("Unsure about WINED3DDECLTYPE_DEC3N\n");
966 /*glVertexAttrib3NusvARB(instancedData[j], (GLushort *) ptr); Does not exist */
967 break;
968
969 case WINED3DDECLTYPE_FLOAT16_2:
970 /* Are those 16 bit floats. C doesn't have a 16 bit float type. I could read the single bits and calculate a 4
971 * byte float according to the IEEE standard
972 */
973 FIXME("Unsupported WINED3DDECLTYPE_FLOAT16_2\n");
974 break;
975 case WINED3DDECLTYPE_FLOAT16_4:
976 FIXME("Unsupported WINED3DDECLTYPE_FLOAT16_4\n");
977 break;
978
979 case WINED3DDECLTYPE_UNUSED:
980 default:
981 ERR("Unexpected declaration in instanced attributes\n");
982 break;
983 }
984 }
985
986 glDrawElements(glPrimitiveType, numberOfVertices, idxSize == 2 ? GL_UNSIGNED_SHORT : GL_UNSIGNED_INT,
987 (const char *)idxData+(idxSize * startIdx));
988 checkGLcall("glDrawElements");
989 }
990 }
991
992 struct coords {
993 int x, y, z;
994 };
995
996 void blt_to_drawable(IWineD3DDeviceImpl *This, IWineD3DSurfaceImpl *surface) {
997 struct coords coords[4];
998 int low_coord;
999
1000 /* TODO: This could be supported for lazy unlocking */
1001 if(!(surface->Flags & SFLAG_INTEXTURE)) {
1002 /* It is ok at init to be nowhere */
1003 if(!(surface->Flags & SFLAG_INSYSMEM)) {
1004 ERR("Blitting surfaces from sysmem not supported yet\n");
1005 }
1006 return;
1007 }
1008
1009 ENTER_GL();
1010 ActivateContext(This, This->render_targets[0], CTXUSAGE_BLIT);
1011
1012 if(surface->glDescription.target == GL_TEXTURE_2D) {
1013 glBindTexture(GL_TEXTURE_2D, surface->glDescription.textureName);
1014 checkGLcall("GL_TEXTURE_2D, This->glDescription.textureName)");
1015
1016 coords[0].x = 0; coords[0].y = 0; coords[0].z = 0;
1017 coords[1].x = 0; coords[1].y = 1; coords[1].z = 0;
1018 coords[2].x = 1; coords[2].y = 1; coords[2].z = 0;
1019 coords[3].x = 1; coords[3].y = 0; coords[3].z = 0;
1020
1021 low_coord = 0;
1022 } else {
1023 /* Must be a cube map */
1024 glDisable(GL_TEXTURE_2D);
1025 checkGLcall("glDisable(GL_TEXTURE_2D)");
1026 glEnable(GL_TEXTURE_CUBE_MAP_ARB);
1027 checkGLcall("glEnable(surface->glDescription.target)");
1028 glBindTexture(GL_TEXTURE_CUBE_MAP_ARB, surface->glDescription.textureName);
1029 checkGLcall("GL_TEXTURE_CUBE_MAP_ARB, This->glDescription.textureName)");
1030
1031 switch(surface->glDescription.target) {
1032 case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
1033 coords[0].x = 1; coords[0].y = -1; coords[0].z = 1;
1034 coords[1].x = 1; coords[1].y = 1; coords[1].z = 1;
1035 coords[2].x = 1; coords[2].y = 1; coords[2].z = -1;
1036 coords[3].x = 1; coords[3].y = -1; coords[3].z = -1;
1037 break;
1038
1039 case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
1040 coords[0].x = -1; coords[0].y = -1; coords[0].z = 1;
1041 coords[1].x = -1; coords[1].y = 1; coords[1].z = 1;
1042 coords[2].x = -1; coords[2].y = 1; coords[2].z = -1;
1043 coords[3].x = -1; coords[3].y = -1; coords[3].z = -1;
1044 break;
1045
1046 case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
1047 coords[0].x = -1; coords[0].y = 1; coords[0].z = 1;
1048 coords[1].x = 1; coords[1].y = 1; coords[1].z = 1;
1049 coords[2].x = 1; coords[2].y = 1; coords[2].z = -1;
1050 coords[3].x = -1; coords[3].y = 1; coords[3].z = -1;
1051 break;
1052
1053 case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
1054 coords[0].x = -1; coords[0].y = -1; coords[0].z = 1;
1055 coords[1].x = 1; coords[1].y = -1; coords[1].z = 1;
1056 coords[2].x = 1; coords[2].y = -1; coords[2].z = -1;
1057 coords[3].x = -1; coords[3].y = -1; coords[3].z = -1;
1058 break;
1059
1060 case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
1061 coords[0].x = -1; coords[0].y = -1; coords[0].z = 1;
1062 coords[1].x = 1; coords[1].y = -1; coords[1].z = 1;
1063 coords[2].x = 1; coords[2].y = -1; coords[2].z = 1;
1064 coords[3].x = -1; coords[3].y = -1; coords[3].z = 1;
1065 break;
1066
1067 case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
1068 coords[0].x = -1; coords[0].y = -1; coords[0].z = -1;
1069 coords[1].x = 1; coords[1].y = -1; coords[1].z = -1;
1070 coords[2].x = 1; coords[2].y = -1; coords[2].z = -1;
1071 coords[3].x = -1; coords[3].y = -1; coords[3].z = -1;
1072
1073 default:
1074 ERR("Unexpected texture target\n");
1075 LEAVE_GL();
1076 return;
1077 }
1078
1079 low_coord = -1;
1080 }
1081
1082 if(This->render_offscreen) {
1083 coords[0].y = coords[0].y == 1 ? low_coord : 1;
1084 coords[1].y = coords[1].y == 1 ? low_coord : 1;
1085 coords[2].y = coords[2].y == 1 ? low_coord : 1;
1086 coords[3].y = coords[3].y == 1 ? low_coord : 1;
1087 }
1088
1089 glBegin(GL_QUADS);
1090 glTexCoord3iv((GLint *) &coords[0]);
1091 glVertex2i(0, 0);
1092
1093 glTexCoord3iv((GLint *) &coords[1]);
1094 glVertex2i(0, surface->pow2Height);
1095
1096 glTexCoord3iv((GLint *) &coords[2]);
1097 glVertex2i(surface->pow2Width, surface->pow2Height);
1098
1099 glTexCoord3iv((GLint *) &coords[3]);
1100 glVertex2i(surface->pow2Width, 0);
1101 glEnd();
1102 checkGLcall("glEnd");
1103
1104 if(surface->glDescription.target != GL_TEXTURE_2D) {
1105 glEnable(GL_TEXTURE_2D);
1106 checkGLcall("glEnable(GL_TEXTURE_2D)");
1107 glDisable(GL_TEXTURE_CUBE_MAP_ARB);
1108 checkGLcall("glDisable(GL_TEXTURE_CUBE_MAP_ARB)");
1109 }
1110 LEAVE_GL();
1111 }
1112
1113 /* Routine common to the draw primitive and draw indexed primitive routines */
1114 void drawPrimitive(IWineD3DDevice *iface,
1115 int PrimitiveType,
1116 long NumPrimitives,
1117 /* for Indexed: */
1118 long StartVertexIndex,
1119 UINT numberOfVertices,
1120 long StartIdx,
1121 short idxSize,
1122 const void *idxData,
1123 int minIndex) {
1124
1125 IWineD3DDeviceImpl *This = (IWineD3DDeviceImpl *)iface;
1126 IWineD3DSwapChain *swapchain;
1127 IWineD3DBaseTexture *texture = NULL;
1128 IWineD3DSurfaceImpl *target;
1129 int i;
1130
1131 /* Signals other modules that a drawing is in progress and the stateblock finalized */
1132 This->isInDraw = TRUE;
1133
1134 /* Invalidate the back buffer memory so LockRect will read it the next time */
1135 for(i = 0; i < GL_LIMITS(buffers); i++) {
1136 target = (IWineD3DSurfaceImpl *) This->render_targets[i];
1137
1138 /* TODO: Only do all that if we're going to change anything
1139 * Texture container dirtification does not work quite right yet
1140 */
1141 if(target /*&& target->Flags & (SFLAG_INTEXTURE | SFLAG_INSYSMEM)*/) {
1142 swapchain = NULL;
1143 texture = NULL;
1144
1145 if(i == 0) {
1146 IWineD3DSurface_GetContainer((IWineD3DSurface *) target, &IID_IWineD3DSwapChain, (void **)&swapchain);
1147
1148 /* Need the surface in the drawable! */
1149 if(!(target->Flags & SFLAG_INDRAWABLE) && (swapchain || wined3d_settings.offscreen_rendering_mode != ORM_FBO)) {
1150 blt_to_drawable(This, target);
1151 }
1152
1153 if(swapchain) {
1154 /* Onscreen target. Invalidate system memory copy and texture copy */
1155 target->Flags &= ~(SFLAG_INSYSMEM | SFLAG_INTEXTURE);
1156 target->Flags |= SFLAG_INDRAWABLE;
1157 IWineD3DSwapChain_Release(swapchain);
1158 } else if(wined3d_settings.offscreen_rendering_mode != ORM_FBO) {
1159 /* Non-FBO target: Invalidate system copy, texture copy and dirtify the container */
1160 IWineD3DSurface_GetContainer((IWineD3DSurface *) target, &IID_IWineD3DBaseTexture, (void **)&texture);
1161
1162 if(texture) {
1163 IWineD3DBaseTexture_SetDirty(texture, TRUE);
1164 IWineD3DTexture_Release(texture);
1165 }
1166
1167 target->Flags &= ~(SFLAG_INSYSMEM | SFLAG_INTEXTURE);
1168 target->Flags |= SFLAG_INDRAWABLE;
1169 } else {
1170 /* FBO offscreen target. Invalidate system memory copy */
1171 target->Flags &= ~SFLAG_INSYSMEM;
1172 }
1173 } else {
1174 /* Must be an fbo render target */
1175 target->Flags &= ~SFLAG_INSYSMEM;
1176 target->Flags |= SFLAG_INTEXTURE;
1177 }
1178 }
1179 }
1180
1181 /* Ok, we will be updating the screen from here onwards so grab the lock */
1182 ENTER_GL();
1183
1184 if (wined3d_settings.offscreen_rendering_mode == ORM_FBO) {
1185 apply_fbo_state(iface);
1186 }
1187
1188 ActivateContext(This, This->render_targets[0], CTXUSAGE_DRAWPRIM);
1189
1190 if (This->depth_copy_state == WINED3D_DCS_COPY) {
1191 depth_copy(iface);
1192 }
1193 This->depth_copy_state = WINED3D_DCS_INITIAL;
1194
1195 {
1196 GLenum glPrimType;
1197 /* Ok, Work out which primitive is requested and how many vertexes that
1198 will be */
1199 UINT calculatedNumberOfindices = primitiveToGl(PrimitiveType, NumPrimitives, &glPrimType);
1200 if (numberOfVertices == 0 )
1201 numberOfVertices = calculatedNumberOfindices;
1202
1203 if (This->useDrawStridedSlow) {
1204 /* Immediate mode drawing */
1205 drawStridedSlow(iface, &This->strided_streams, calculatedNumberOfindices,
1206 glPrimType, idxData, idxSize, minIndex, StartIdx, StartVertexIndex);
1207 } else if(This->instancedDraw) {
1208 /* Instancing emulation with mixing immediate mode and arrays */
1209 drawStridedInstanced(iface, &This->strided_streams, calculatedNumberOfindices, glPrimType,
1210 idxData, idxSize, minIndex, StartIdx, StartVertexIndex);
1211 } else {
1212 /* Simple array draw call */
1213 drawStridedFast(iface, calculatedNumberOfindices, glPrimType,
1214 idxData, idxSize, minIndex, StartIdx, StartVertexIndex);
1215 }
1216 }
1217
1218 /* Finshed updating the screen, restore lock */
1219 LEAVE_GL();
1220 TRACE("Done all gl drawing\n");
1221
1222 /* Diagnostics */
1223 #ifdef SHOW_FRAME_MAKEUP
1224 {
1225 static long int primCounter = 0;
1226 /* NOTE: set primCounter to the value reported by drawprim
1227 before you want to to write frame makeup to /tmp */
1228 if (primCounter >= 0) {
1229 WINED3DLOCKED_RECT r;
1230 char buffer[80];
1231 IWineD3DSurface_LockRect(This->renderTarget, &r, NULL, WINED3DLOCK_READONLY);
1232 sprintf(buffer, "/tmp/backbuffer_%d.tga", primCounter);
1233 TRACE("Saving screenshot %s\n", buffer);
1234 IWineD3DSurface_SaveSnapshot(This->renderTarget, buffer);
1235 IWineD3DSurface_UnlockRect(This->renderTarget);
1236
1237 #ifdef SHOW_TEXTURE_MAKEUP
1238 {
1239 IWineD3DSurface *pSur;
1240 int textureNo;
1241 for (textureNo = 0; textureNo < GL_LIMITS(textures); ++textureNo) {
1242 if (This->stateBlock->textures[textureNo] != NULL) {
1243 sprintf(buffer, "/tmp/texture_%p_%d_%d.tga", This->stateBlock->textures[textureNo], primCounter, textureNo);
1244 TRACE("Saving texture %s\n", buffer);
1245 if (IWineD3DBaseTexture_GetType(This->stateBlock->textures[textureNo]) == WINED3DRTYPE_TEXTURE) {
1246 IWineD3DTexture_GetSurfaceLevel((IWineD3DTexture *)This->stateBlock->textures[textureNo], 0, &pSur);
1247 IWineD3DSurface_SaveSnapshot(pSur, buffer);
1248 IWineD3DSurface_Release(pSur);
1249 } else {
1250 FIXME("base Texture isn't of type texture %d\n", IWineD3DBaseTexture_GetType(This->stateBlock->textures[textureNo]));
1251 }
1252 }
1253 }
1254 }
1255 #endif
1256 }
1257 TRACE("drawprim #%d\n", primCounter);
1258 ++primCounter;
1259 }
1260 #endif
1261
1262 /* Control goes back to the device, stateblock values may change again */
1263 This->isInDraw = FALSE;
1264 }
GSOC 2012 project to enhance the control panel