projects / mesa.git / blob
? search:
summary | shortlog | log | commit | commitdiff | tree
history | raw | HEAD
r600: remove duplicate stride setting
[mesa.git] / src / mesa / drivers / dri / r600 / r700_render.c
1 /*
2 * Copyright (C) 2008-2009 Advanced Micro Devices, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included
12 * in all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
15 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
18 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
19 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
20 */
21
22 /*
23 * Authors:
24 * Richard Li <RichardZ.Li@amd.com>, <richardradeon@gmail.com>
25 * CooperYuan <cooper.yuan@amd.com>, <cooperyuan@gmail.com>
26 */
27
28 #include "main/glheader.h"
29 #include "main/state.h"
30 #include "main/imports.h"
31 #include "main/enums.h"
32 #include "main/macros.h"
33 #include "main/context.h"
34 #include "main/dd.h"
35 #include "main/simple_list.h"
36 #include "main/api_arrayelt.h"
37 #include "swrast/swrast.h"
38 #include "swrast_setup/swrast_setup.h"
39 #include "vbo/vbo.h"
40
41 #include "tnl/tnl.h"
42 #include "tnl/t_vp_build.h"
43 #include "tnl/t_context.h"
44 #include "tnl/t_vertex.h"
45 #include "tnl/t_pipeline.h"
46 #include "vbo/vbo_context.h"
47
48 #include "r600_context.h"
49 #include "r600_cmdbuf.h"
50
51 #include "r600_tex.h"
52
53 #include "r700_vertprog.h"
54 #include "r700_fragprog.h"
55 #include "r700_state.h"
56
57 #include "radeon_buffer_objects.h"
58 #include "radeon_common_context.h"
59
60 void r700WaitForIdle(context_t *context);
61 void r700WaitForIdleClean(context_t *context);
62 GLboolean r700SendTextureState(context_t *context);
63 static unsigned int r700PrimitiveType(int prim);
64 void r600UpdateTextureState(GLcontext * ctx);
65 GLboolean r700SyncSurf(context_t *context,
66 struct radeon_bo *pbo,
67 uint32_t read_domain,
68 uint32_t write_domain,
69 uint32_t sync_type);
70
71 void r700WaitForIdle(context_t *context)
72 {
73 BATCH_LOCALS(&context->radeon);
74 radeon_print(RADEON_RENDER | RADEON_STATE, RADEON_TRACE, "%s\n", __func__);
75 BEGIN_BATCH_NO_AUTOSTATE(3);
76
77 R600_OUT_BATCH(CP_PACKET3(R600_IT_SET_CONFIG_REG, 1));
78 R600_OUT_BATCH(mmWAIT_UNTIL - ASIC_CONFIG_BASE_INDEX);
79 R600_OUT_BATCH(WAIT_3D_IDLE_bit);
80
81 END_BATCH();
82 COMMIT_BATCH();
83 }
84
85 void r700WaitForIdleClean(context_t *context)
86 {
87 BATCH_LOCALS(&context->radeon);
88 radeon_print(RADEON_RENDER | RADEON_STATE, RADEON_TRACE, "%s\n", __func__);
89 BEGIN_BATCH_NO_AUTOSTATE(5);
90
91 R600_OUT_BATCH(CP_PACKET3(R600_IT_EVENT_WRITE, 0));
92 R600_OUT_BATCH(CACHE_FLUSH_AND_INV_EVENT);
93
94 R600_OUT_BATCH(CP_PACKET3(R600_IT_SET_CONFIG_REG, 1));
95 R600_OUT_BATCH(mmWAIT_UNTIL - ASIC_CONFIG_BASE_INDEX);
96 R600_OUT_BATCH(WAIT_3D_IDLE_bit | WAIT_3D_IDLECLEAN_bit);
97
98 END_BATCH();
99 COMMIT_BATCH();
100 }
101
102 void r700Start3D(context_t *context)
103 {
104 BATCH_LOCALS(&context->radeon);
105 radeon_print(RADEON_RENDER | RADEON_STATE, RADEON_TRACE, "%s\n", __func__);
106 if (context->radeon.radeonScreen->chip_family < CHIP_FAMILY_RV770)
107 {
108 BEGIN_BATCH_NO_AUTOSTATE(2);
109 R600_OUT_BATCH(CP_PACKET3(R600_IT_START_3D_CMDBUF, 0));
110 R600_OUT_BATCH(0);
111 END_BATCH();
112 }
113
114 BEGIN_BATCH_NO_AUTOSTATE(3);
115 R600_OUT_BATCH(CP_PACKET3(R600_IT_CONTEXT_CONTROL, 1));
116 R600_OUT_BATCH(0x80000000);
117 R600_OUT_BATCH(0x80000000);
118 END_BATCH();
119
120 COMMIT_BATCH();
121
122 r700WaitForIdleClean(context);
123 }
124
125 GLboolean r700SyncSurf(context_t *context,
126 struct radeon_bo *pbo,
127 uint32_t read_domain,
128 uint32_t write_domain,
129 uint32_t sync_type)
130 {
131 BATCH_LOCALS(&context->radeon);
132 radeon_print(RADEON_RENDER | RADEON_STATE, RADEON_TRACE, "%s\n", __func__);
133 uint32_t cp_coher_size;
134
135 if (!pbo)
136 return GL_FALSE;
137
138 if (pbo->size == 0xffffffff)
139 cp_coher_size = 0xffffffff;
140 else
141 cp_coher_size = ((pbo->size + 255) >> 8);
142
143 BEGIN_BATCH_NO_AUTOSTATE(5 + 2);
144 R600_OUT_BATCH(CP_PACKET3(R600_IT_SURFACE_SYNC, 3));
145 R600_OUT_BATCH(sync_type);
146 R600_OUT_BATCH(cp_coher_size);
147 R600_OUT_BATCH(0);
148 R600_OUT_BATCH(10);
149 R600_OUT_BATCH_RELOC(0,
150 pbo,
151 0,
152 read_domain, write_domain, 0);
153 END_BATCH();
154 COMMIT_BATCH();
155
156 return GL_TRUE;
157 }
158
159 static unsigned int r700PrimitiveType(int prim)
160 {
161 switch (prim & PRIM_MODE_MASK)
162 {
163 case GL_POINTS:
164 return DI_PT_POINTLIST;
165 break;
166 case GL_LINES:
167 return DI_PT_LINELIST;
168 break;
169 case GL_LINE_STRIP:
170 return DI_PT_LINESTRIP;
171 break;
172 case GL_LINE_LOOP:
173 return DI_PT_LINELOOP;
174 break;
175 case GL_TRIANGLES:
176 return DI_PT_TRILIST;
177 break;
178 case GL_TRIANGLE_STRIP:
179 return DI_PT_TRISTRIP;
180 break;
181 case GL_TRIANGLE_FAN:
182 return DI_PT_TRIFAN;
183 break;
184 case GL_QUADS:
185 return DI_PT_QUADLIST;
186 break;
187 case GL_QUAD_STRIP:
188 return DI_PT_QUADSTRIP;
189 break;
190 case GL_POLYGON:
191 return DI_PT_POLYGON;
192 break;
193 default:
194 assert(0);
195 return -1;
196 break;
197 }
198 }
199
200 static int r700NumVerts(int num_verts, int prim)
201 {
202 int verts_off = 0;
203
204 switch (prim & PRIM_MODE_MASK) {
205 case GL_POINTS:
206 verts_off = 0;
207 break;
208 case GL_LINES:
209 verts_off = num_verts % 2;
210 break;
211 case GL_LINE_STRIP:
212 if (num_verts < 2)
213 verts_off = num_verts;
214 break;
215 case GL_LINE_LOOP:
216 if (num_verts < 2)
217 verts_off = num_verts;
218 break;
219 case GL_TRIANGLES:
220 verts_off = num_verts % 3;
221 break;
222 case GL_TRIANGLE_STRIP:
223 if (num_verts < 3)
224 verts_off = num_verts;
225 break;
226 case GL_TRIANGLE_FAN:
227 if (num_verts < 3)
228 verts_off = num_verts;
229 break;
230 case GL_QUADS:
231 verts_off = num_verts % 4;
232 break;
233 case GL_QUAD_STRIP:
234 if (num_verts < 4)
235 verts_off = num_verts;
236 else
237 verts_off = num_verts % 2;
238 break;
239 case GL_POLYGON:
240 if (num_verts < 3)
241 verts_off = num_verts;
242 break;
243 default:
244 assert(0);
245 return -1;
246 break;
247 }
248
249 return num_verts - verts_off;
250 }
251
252 static void r700RunRenderPrimitive(GLcontext * ctx, int start, int end, int prim)
253 {
254 context_t *context = R700_CONTEXT(ctx);
255 BATCH_LOCALS(&context->radeon);
256 int type, i, total_emit;
257 int num_indices;
258 uint32_t vgt_draw_initiator = 0;
259 uint32_t vgt_index_type = 0;
260 uint32_t vgt_primitive_type = 0;
261 uint32_t vgt_num_indices = 0;
262 TNLcontext *tnl = TNL_CONTEXT(ctx);
263 struct vertex_buffer *vb = &tnl->vb;
264 GLboolean bUseDrawIndex;
265
266 if(NULL != context->ind_buf.bo)
267 {
268 bUseDrawIndex = GL_TRUE;
269 }
270 else
271 {
272 bUseDrawIndex = GL_FALSE;
273 }
274
275 type = r700PrimitiveType(prim);
276 num_indices = r700NumVerts(end - start, prim);
277
278 radeon_print(RADEON_RENDER, RADEON_TRACE,
279 "%s type %x num_indices %d\n",
280 __func__, type, num_indices);
281
282 if (type < 0 || num_indices <= 0)
283 return;
284
285 if(GL_TRUE == bUseDrawIndex)
286 {
287 total_emit = 3 /* VGT_PRIMITIVE_TYPE */
288 + 2 /* VGT_INDEX_TYPE */
289 + 2 /* NUM_INSTANCES */
290 + 5 + 2; /* DRAW_INDEX */
291 }
292 else
293 {
294 total_emit = 3 /* VGT_PRIMITIVE_TYPE */
295 + 2 /* VGT_INDEX_TYPE */
296 + 2 /* NUM_INSTANCES */
297 + num_indices + 3; /* DRAW_INDEX_IMMD */
298 }
299
300 BEGIN_BATCH_NO_AUTOSTATE(total_emit);
301 // prim
302 SETfield(vgt_primitive_type, type,
303 VGT_PRIMITIVE_TYPE__PRIM_TYPE_shift, VGT_PRIMITIVE_TYPE__PRIM_TYPE_mask);
304 R600_OUT_BATCH(CP_PACKET3(R600_IT_SET_CONFIG_REG, 1));
305 R600_OUT_BATCH(mmVGT_PRIMITIVE_TYPE - ASIC_CONFIG_BASE_INDEX);
306 R600_OUT_BATCH(vgt_primitive_type);
307
308 // index type
309 SETfield(vgt_index_type, DI_INDEX_SIZE_32_BIT, INDEX_TYPE_shift, INDEX_TYPE_mask);
310
311 if(GL_TRUE == bUseDrawIndex)
312 {
313 if(GL_TRUE != context->ind_buf.is_32bit)
314 {
315 SETfield(vgt_index_type, DI_INDEX_SIZE_16_BIT, INDEX_TYPE_shift, INDEX_TYPE_mask);
316 }
317 }
318
319 R600_OUT_BATCH(CP_PACKET3(R600_IT_INDEX_TYPE, 0));
320 R600_OUT_BATCH(vgt_index_type);
321
322 // num instances
323 R600_OUT_BATCH(CP_PACKET3(R600_IT_NUM_INSTANCES, 0));
324 R600_OUT_BATCH(1);
325
326 // draw packet
327 vgt_num_indices = num_indices;
328
329 if(GL_TRUE == bUseDrawIndex)
330 {
331 SETfield(vgt_draw_initiator, DI_SRC_SEL_DMA, SOURCE_SELECT_shift, SOURCE_SELECT_mask);
332 }
333 else
334 {
335 SETfield(vgt_draw_initiator, DI_SRC_SEL_IMMEDIATE, SOURCE_SELECT_shift, SOURCE_SELECT_mask);
336 }
337
338 SETfield(vgt_draw_initiator, DI_MAJOR_MODE_0, MAJOR_MODE_shift, MAJOR_MODE_mask);
339
340 if(GL_TRUE == bUseDrawIndex)
341 {
342 R600_OUT_BATCH(CP_PACKET3(R600_IT_DRAW_INDEX, 3));
343 R600_OUT_BATCH(context->ind_buf.bo_offset);
344 R600_OUT_BATCH(0);
345 R600_OUT_BATCH(vgt_num_indices);
346 R600_OUT_BATCH(vgt_draw_initiator);
347 R600_OUT_BATCH_RELOC(context->ind_buf.bo_offset,
348 context->ind_buf.bo,
349 context->ind_buf.bo_offset,
350 RADEON_GEM_DOMAIN_GTT, 0, 0);
351 }
352 else
353 {
354 R600_OUT_BATCH(CP_PACKET3(R600_IT_DRAW_INDEX_IMMD, (num_indices + 1)));
355 R600_OUT_BATCH(vgt_num_indices);
356 R600_OUT_BATCH(vgt_draw_initiator);
357
358 for (i = start; i < (start + num_indices); i++)
359 {
360 if(vb->Elts)
361 {
362 R600_OUT_BATCH(vb->Elts[i]);
363 }
364 else
365 {
366 R600_OUT_BATCH(i);
367 }
368 }
369 }
370
371 END_BATCH();
372 COMMIT_BATCH();
373 }
374
375 /* start 3d, idle, cb/db flush */
376 #define PRE_EMIT_STATE_BUFSZ 10 + 5 + 14
377
378 static GLuint r700PredictRenderSize(GLcontext* ctx,
379 const struct _mesa_prim *prim,
380 const struct _mesa_index_buffer *ib,
381 GLuint nr_prims)
382 {
383 context_t *context = R700_CONTEXT(ctx);
384 GLboolean flushed;
385 GLuint dwords, i;
386 GLuint state_size;
387
388 dwords = PRE_EMIT_STATE_BUFSZ;
389 if (ib)
390 dwords += nr_prims * 14;
391 else {
392 for (i = 0; i < nr_prims; ++i)
393 {
394 dwords += prim[i].count + 10;
395 }
396 }
397
398 state_size = radeonCountStateEmitSize(&context->radeon);
399 flushed = rcommonEnsureCmdBufSpace(&context->radeon,
400 dwords + state_size,
401 __FUNCTION__);
402 if (flushed)
403 dwords += radeonCountStateEmitSize(&context->radeon);
404 else
405 dwords += state_size;
406
407 radeon_print(RADEON_RENDER, RADEON_VERBOSE, "%s: total prediction size is %d.\n", __FUNCTION__, dwords);
408 return dwords;
409
410 }
411
412 #define CONVERT( TYPE, MACRO ) do { \
413 GLuint i, j, sz; \
414 sz = input->Size; \
415 if (input->Normalized) { \
416 for (i = 0; i < count; i++) { \
417 const TYPE *in = (TYPE *)src_ptr; \
418 for (j = 0; j < sz; j++) { \
419 *dst_ptr++ = MACRO(*in); \
420 in++; \
421 } \
422 src_ptr += stride; \
423 } \
424 } else { \
425 for (i = 0; i < count; i++) { \
426 const TYPE *in = (TYPE *)src_ptr; \
427 for (j = 0; j < sz; j++) { \
428 *dst_ptr++ = (GLfloat)(*in); \
429 in++; \
430 } \
431 src_ptr += stride; \
432 } \
433 } \
434 } while (0)
435
436 /**
437 * Convert attribute data type to float
438 * If the attribute uses named buffer object replace the bo with newly allocated bo
439 */
440 static void r700ConvertAttrib(GLcontext *ctx, int count,
441 const struct gl_client_array *input,
442 struct StreamDesc *attr)
443 {
444 context_t *context = R700_CONTEXT(ctx);
445 const GLvoid *src_ptr;
446 GLboolean mapped_named_bo = GL_FALSE;
447 GLfloat *dst_ptr;
448 GLuint stride;
449
450 stride = (input->StrideB == 0) ? getTypeSize(input->Type) * input->Size : input->StrideB;
451
452 /* Convert value for first element only */
453 if (input->StrideB == 0)
454 {
455 count = 1;
456 }
457
458 if (input->BufferObj->Name)
459 {
460 if (!input->BufferObj->Pointer)
461 {
462 ctx->Driver.MapBuffer(ctx, GL_ARRAY_BUFFER, GL_READ_ONLY_ARB, input->BufferObj);
463 mapped_named_bo = GL_TRUE;
464 }
465
466 src_ptr = ADD_POINTERS(input->BufferObj->Pointer, input->Ptr);
467 }
468 else
469 {
470 src_ptr = input->Ptr;
471 }
472
473 radeonAllocDmaRegion(&context->radeon, &attr->bo, &attr->bo_offset,
474 sizeof(GLfloat) * input->Size * count, 32);
475 dst_ptr = (GLfloat *)ADD_POINTERS(attr->bo->ptr, attr->bo_offset);
476
477 assert(src_ptr != NULL);
478
479 switch (input->Type)
480 {
481 case GL_DOUBLE:
482 CONVERT(GLdouble, (GLfloat));
483 break;
484 case GL_UNSIGNED_INT:
485 CONVERT(GLuint, UINT_TO_FLOAT);
486 break;
487 case GL_INT:
488 CONVERT(GLint, INT_TO_FLOAT);
489 break;
490 case GL_UNSIGNED_SHORT:
491 CONVERT(GLushort, USHORT_TO_FLOAT);
492 break;
493 case GL_SHORT:
494 CONVERT(GLshort, SHORT_TO_FLOAT);
495 break;
496 case GL_UNSIGNED_BYTE:
497 assert(input->Format != GL_BGRA);
498 CONVERT(GLubyte, UBYTE_TO_FLOAT);
499 break;
500 case GL_BYTE:
501 CONVERT(GLbyte, BYTE_TO_FLOAT);
502 break;
503 default:
504 assert(0);
505 break;
506 }
507
508 if (mapped_named_bo)
509 {
510 ctx->Driver.UnmapBuffer(ctx, GL_ARRAY_BUFFER, input->BufferObj);
511 }
512 }
513
514 static void r700AlignDataToDword(GLcontext *ctx,
515 const struct gl_client_array *input,
516 int count,
517 struct StreamDesc *attr)
518 {
519 context_t *context = R700_CONTEXT(ctx);
520 const int dst_stride = (input->StrideB + 3) & ~3;
521 const int size = getTypeSize(input->Type) * input->Size * count;
522 GLboolean mapped_named_bo = GL_FALSE;
523
524 radeonAllocDmaRegion(&context->radeon, &attr->bo, &attr->bo_offset, size, 32);
525
526 if (!input->BufferObj->Pointer)
527 {
528 ctx->Driver.MapBuffer(ctx, GL_ARRAY_BUFFER, GL_READ_ONLY_ARB, input->BufferObj);
529 mapped_named_bo = GL_TRUE;
530 }
531
532 {
533 GLvoid *src_ptr = ADD_POINTERS(input->BufferObj->Pointer, input->Ptr);
534 GLvoid *dst_ptr = ADD_POINTERS(attr->bo->ptr, attr->bo_offset);
535 int i;
536
537 for (i = 0; i < count; ++i)
538 {
539 _mesa_memcpy(dst_ptr, src_ptr, input->StrideB);
540 src_ptr += input->StrideB;
541 dst_ptr += dst_stride;
542 }
543 }
544
545 if (mapped_named_bo)
546 {
547 ctx->Driver.UnmapBuffer(ctx, GL_ARRAY_BUFFER, input->BufferObj);
548 }
549
550 attr->stride = dst_stride;
551 }
552
553 static void r700SetupStreams(GLcontext *ctx, const struct gl_client_array *input[], int count)
554 {
555 context_t *context = R700_CONTEXT(ctx);
556 GLuint stride;
557 int ret;
558 int i, index;
559
560 R600_STATECHANGE(context, vtx);
561
562 for(index = 0; index < context->nNumActiveAos; index++)
563 {
564 struct radeon_aos *aos = &context->radeon.tcl.aos[index];
565 i = context->stream_desc[index].element;
566
567 stride = (input[i]->StrideB == 0) ? getTypeSize(input[i]->Type) * input[i]->Size : input[i]->StrideB;
568
569 if (input[i]->Type == GL_DOUBLE || input[i]->Type == GL_UNSIGNED_INT || input[i]->Type == GL_INT ||
570 #if MESA_BIG_ENDIAN
571 getTypeSize(input[i]->Type) != 4 ||
572 #endif
573 stride < 4)
574 {
575 r700ConvertAttrib(ctx, count, input[i], &context->stream_desc[index]);
576 }
577 else
578 {
579 if (input[i]->BufferObj->Name)
580 {
581 if (stride % 4 != 0)
582 {
583 assert(((intptr_t) input[i]->Ptr) % input[i]->StrideB == 0);
584 r700AlignDataToDword(ctx, input[i], count, &context->stream_desc[index]);
585 context->stream_desc[index].is_named_bo = GL_FALSE;
586 }
587 else
588 {
589 context->stream_desc[index].stride = input[i]->StrideB;
590 context->stream_desc[index].bo_offset = (intptr_t) input[i]->Ptr;
591 context->stream_desc[index].bo = get_radeon_buffer_object(input[i]->BufferObj)->bo;
592 context->stream_desc[index].is_named_bo = GL_TRUE;
593 }
594 }
595 else
596 {
597 int size;
598 int local_count = count;
599 uint32_t *dst;
600
601 if (input[i]->StrideB == 0)
602 {
603 size = getTypeSize(input[i]->Type) * input[i]->Size;
604 local_count = 1;
605 }
606 else
607 {
608 size = getTypeSize(input[i]->Type) * input[i]->Size * local_count;
609 }
610
611 radeonAllocDmaRegion(&context->radeon, &context->stream_desc[index].bo,
612 &context->stream_desc[index].bo_offset, size, 32);
613 assert(context->stream_desc[index].bo->ptr != NULL);
614 dst = (uint32_t *)ADD_POINTERS(context->stream_desc[index].bo->ptr,
615 context->stream_desc[index].bo_offset);
616
617 switch (context->stream_desc[index].dwords)
618 {
619 case 1:
620 radeonEmitVec4(dst, input[i]->Ptr, input[i]->StrideB, local_count);
621 break;
622 case 2:
623 radeonEmitVec8(dst, input[i]->Ptr, input[i]->StrideB, local_count);
624 break;
625 case 3:
626 radeonEmitVec12(dst, input[i]->Ptr, input[i]->StrideB, local_count);
627 break;
628 case 4:
629 radeonEmitVec16(dst, input[i]->Ptr, input[i]->StrideB, local_count);
630 break;
631 default:
632 assert(0);
633 break;
634 }
635 }
636 }
637
638 aos->count = context->stream_desc[index].stride == 0 ? 1 : count;
639 aos->stride = context->stream_desc[index].stride / sizeof(float);
640 aos->components = context->stream_desc[index].dwords;
641 aos->bo = context->stream_desc[index].bo;
642 aos->offset = context->stream_desc[index].bo_offset;
643
644 if(context->stream_desc[index].is_named_bo)
645 {
646 radeon_cs_space_add_persistent_bo(context->radeon.cmdbuf.cs,
647 context->stream_desc[index].bo,
648 RADEON_GEM_DOMAIN_GTT, 0);
649 }
650 }
651
652 ret = radeon_cs_space_check_with_bo(context->radeon.cmdbuf.cs,
653 first_elem(&context->radeon.dma.reserved)->bo,
654 RADEON_GEM_DOMAIN_GTT, 0);
655 }
656
657 static void r700FreeData(GLcontext *ctx)
658 {
659 /* Need to zero tcl.aos[n].bo and tcl.elt_dma_bo
660 * to prevent double unref in radeonReleaseArrays
661 * called during context destroy
662 */
663 context_t *context = R700_CONTEXT(ctx);
664
665 int i;
666
667 for (i = 0; i < context->nNumActiveAos; i++)
668 {
669 if (!context->stream_desc[i].is_named_bo)
670 {
671 radeon_bo_unref(context->stream_desc[i].bo);
672 }
673 context->radeon.tcl.aos[i].bo = NULL;
674 }
675
676 if (context->ind_buf.bo != NULL)
677 {
678 radeon_bo_unref(context->ind_buf.bo);
679 }
680 }
681
682 static void r700FixupIndexBuffer(GLcontext *ctx, const struct _mesa_index_buffer *mesa_ind_buf)
683 {
684 context_t *context = R700_CONTEXT(ctx);
685 GLvoid *src_ptr;
686 GLuint *out;
687 int i;
688 GLboolean mapped_named_bo = GL_FALSE;
689
690 if (mesa_ind_buf->obj->Name && !mesa_ind_buf->obj->Pointer)
691 {
692 ctx->Driver.MapBuffer(ctx, GL_ELEMENT_ARRAY_BUFFER, GL_READ_ONLY_ARB, mesa_ind_buf->obj);
693 mapped_named_bo = GL_TRUE;
694 assert(mesa_ind_buf->obj->Pointer != NULL);
695 }
696 src_ptr = ADD_POINTERS(mesa_ind_buf->obj->Pointer, mesa_ind_buf->ptr);
697
698 if (mesa_ind_buf->type == GL_UNSIGNED_BYTE)
699 {
700 GLuint size = sizeof(GLushort) * ((mesa_ind_buf->count + 1) & ~1);
701 GLubyte *in = (GLubyte *)src_ptr;
702
703 radeonAllocDmaRegion(&context->radeon, &context->ind_buf.bo,
704 &context->ind_buf.bo_offset, size, 4);
705
706 assert(context->ind_buf.bo->ptr != NULL);
707 out = (GLuint *)ADD_POINTERS(context->ind_buf.bo->ptr, context->ind_buf.bo_offset);
708
709 for (i = 0; i + 1 < mesa_ind_buf->count; i += 2)
710 {
711 *out++ = in[i] | in[i + 1] << 16;
712 }
713
714 if (i < mesa_ind_buf->count)
715 {
716 *out++ = in[i];
717 }
718
719 #if MESA_BIG_ENDIAN
720 }
721 else
722 { /* if (mesa_ind_buf->type == GL_UNSIGNED_SHORT) */
723 GLushort *in = (GLushort *)src_ptr;
724 GLuint size = sizeof(GLushort) * ((mesa_ind_buf->count + 1) & ~1);
725
726 radeonAllocDmaRegion(&context->radeon, &context->ind_buf.bo,
727 &context->ind_buf.bo_offset, size, 4);
728
729 assert(context->ind_buf.bo->ptr != NULL);
730 out = (GLuint *)ADD_POINTERS(context->ind_buf.bo->ptr, context->ind_buf.bo_offset);
731
732 for (i = 0; i + 1 < mesa_ind_buf->count; i += 2)
733 {
734 *out++ = in[i] | in[i + 1] << 16;
735 }
736
737 if (i < mesa_ind_buf->count)
738 {
739 *out++ = in[i];
740 }
741 #endif
742 }
743
744 context->ind_buf.is_32bit = GL_FALSE;
745 context->ind_buf.count = mesa_ind_buf->count;
746
747 if (mapped_named_bo)
748 {
749 ctx->Driver.UnmapBuffer(ctx, GL_ELEMENT_ARRAY_BUFFER, mesa_ind_buf->obj);
750 }
751 }
752
753 static void r700SetupIndexBuffer(GLcontext *ctx, const struct _mesa_index_buffer *mesa_ind_buf)
754 {
755 context_t *context = R700_CONTEXT(ctx);
756
757 if (!mesa_ind_buf) {
758 context->ind_buf.bo = NULL;
759 return;
760 }
761
762 #if MESA_BIG_ENDIAN
763 if (mesa_ind_buf->type == GL_UNSIGNED_INT)
764 {
765 #else
766 if (mesa_ind_buf->type != GL_UNSIGNED_BYTE)
767 {
768 #endif
769 const GLvoid *src_ptr;
770 GLvoid *dst_ptr;
771 GLboolean mapped_named_bo = GL_FALSE;
772
773 if (mesa_ind_buf->obj->Name && !mesa_ind_buf->obj->Pointer)
774 {
775 ctx->Driver.MapBuffer(ctx, GL_ELEMENT_ARRAY_BUFFER, GL_READ_ONLY_ARB, mesa_ind_buf->obj);
776 assert(mesa_ind_buf->obj->Pointer != NULL);
777 mapped_named_bo = GL_TRUE;
778 }
779
780 src_ptr = ADD_POINTERS(mesa_ind_buf->obj->Pointer, mesa_ind_buf->ptr);
781
782 const GLuint size = mesa_ind_buf->count * getTypeSize(mesa_ind_buf->type);
783
784 radeonAllocDmaRegion(&context->radeon, &context->ind_buf.bo,
785 &context->ind_buf.bo_offset, size, 4);
786 assert(context->ind_buf.bo->ptr != NULL);
787 dst_ptr = ADD_POINTERS(context->ind_buf.bo->ptr, context->ind_buf.bo_offset);
788
789 _mesa_memcpy(dst_ptr, src_ptr, size);
790
791 context->ind_buf.is_32bit = (mesa_ind_buf->type == GL_UNSIGNED_INT);
792 context->ind_buf.count = mesa_ind_buf->count;
793
794 if (mapped_named_bo)
795 {
796 ctx->Driver.UnmapBuffer(ctx, GL_ELEMENT_ARRAY_BUFFER, mesa_ind_buf->obj);
797 }
798 }
799 else
800 {
801 r700FixupIndexBuffer(ctx, mesa_ind_buf);
802 }
803 }
804
805 static GLboolean r700TryDrawPrims(GLcontext *ctx,
806 const struct gl_client_array *arrays[],
807 const struct _mesa_prim *prim,
808 GLuint nr_prims,
809 const struct _mesa_index_buffer *ib,
810 GLuint min_index,
811 GLuint max_index )
812 {
813 context_t *context = R700_CONTEXT(ctx);
814 radeonContextPtr radeon = &context->radeon;
815 GLuint i, id = 0;
816 struct radeon_renderbuffer *rrb;
817
818 if (ctx->NewState)
819 _mesa_update_state( ctx );
820
821 _tnl_UpdateFixedFunctionProgram(ctx);
822 r700SetVertexFormat(ctx, arrays, max_index + 1);
823 /* shaders need to be updated before buffers are validated */
824 r700UpdateShaders(ctx);
825 if (!r600ValidateBuffers(ctx))
826 return GL_FALSE;
827
828 /* always emit CB base to prevent
829 * lock ups on some chips.
830 */
831 R600_STATECHANGE(context, cb_target);
832 /* mark vtx as dirty since it changes per-draw */
833 R600_STATECHANGE(context, vtx);
834
835 r700SetScissor(context);
836 r700SetupVertexProgram(ctx);
837 r700SetupFragmentProgram(ctx);
838 r600UpdateTextureState(ctx);
839
840 GLuint emit_end = r700PredictRenderSize(ctx, prim, ib, nr_prims)
841 + context->radeon.cmdbuf.cs->cdw;
842
843 r700SetupIndexBuffer(ctx, ib);
844 r700SetupStreams(ctx, arrays, max_index + 1);
845
846 radeonEmitState(radeon);
847
848 radeon_debug_add_indent();
849 for (i = 0; i < nr_prims; ++i)
850 {
851 r700RunRenderPrimitive(ctx,
852 prim[i].start,
853 prim[i].start + prim[i].count,
854 prim[i].mode);
855 }
856 radeon_debug_remove_indent();
857
858 /* Flush render op cached for last several quads. */
859 r700WaitForIdleClean(context);
860
861 rrb = radeon_get_colorbuffer(&context->radeon);
862 if (rrb && rrb->bo)
863 r700SyncSurf(context, rrb->bo, 0, RADEON_GEM_DOMAIN_VRAM,
864 CB_ACTION_ENA_bit | (1 << (id + 6)));
865
866 rrb = radeon_get_depthbuffer(&context->radeon);
867 if (rrb && rrb->bo)
868 r700SyncSurf(context, rrb->bo, 0, RADEON_GEM_DOMAIN_VRAM,
869 DB_ACTION_ENA_bit | DB_DEST_BASE_ENA_bit);
870
871 r700FreeData(ctx);
872
873 if (emit_end < context->radeon.cmdbuf.cs->cdw)
874 {
875 WARN_ONCE("Rendering was %d commands larger than predicted size."
876 " We might overflow command buffer.\n", context->radeon.cmdbuf.cs->cdw - emit_end);
877 }
878
879 return GL_TRUE;
880 }
881
882 static void r700DrawPrims(GLcontext *ctx,
883 const struct gl_client_array *arrays[],
884 const struct _mesa_prim *prim,
885 GLuint nr_prims,
886 const struct _mesa_index_buffer *ib,
887 GLboolean index_bounds_valid,
888 GLuint min_index,
889 GLuint max_index)
890 {
891 GLboolean retval = GL_FALSE;
892
893 /* This check should get folded into just the places that
894 * min/max index are really needed.
895 */
896 if (!index_bounds_valid) {
897 vbo_get_minmax_index(ctx, prim, ib, &min_index, &max_index);
898 }
899
900 if (min_index) {
901 vbo_rebase_prims( ctx, arrays, prim, nr_prims, ib, min_index, max_index, r700DrawPrims );
902 return;
903 }
904
905 /* Make an attempt at drawing */
906 retval = r700TryDrawPrims(ctx, arrays, prim, nr_prims, ib, min_index, max_index);
907
908 /* If failed run tnl pipeline - it should take care of fallbacks */
909 if (!retval)
910 _tnl_draw_prims(ctx, arrays, prim, nr_prims, ib, min_index, max_index);
911 }
912
913 void r700InitDraw(GLcontext *ctx)
914 {
915 struct vbo_context *vbo = vbo_context(ctx);
916
917 /* to be enabled */
918 vbo->draw_prims = r700DrawPrims;
919 }
920
921