2 * Copyright 2009 Corbin Simpson <MostAwesomeDude@gmail.com>
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 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE. */
23 /* r300_render: Vertex and index buffer primitive emission. Contains both
24 * HW TCL fastpath rendering, and SW TCL Draw-assisted rendering. */
26 #include "draw/draw_context.h"
27 #include "draw/draw_vbuf.h"
29 #include "util/u_inlines.h"
31 #include "util/u_format.h"
32 #include "util/u_memory.h"
33 #include "util/u_prim.h"
36 #include "r300_context.h"
37 #include "r300_emit.h"
39 #include "r300_render.h"
40 #include "r300_state_derived.h"
42 /* r300_render: Vertex and index buffer primitive emission. */
43 #define R300_MAX_VBO_SIZE (1024 * 1024)
45 uint32_t r300_translate_primitive(unsigned prim
)
48 case PIPE_PRIM_POINTS
:
49 return R300_VAP_VF_CNTL__PRIM_POINTS
;
51 return R300_VAP_VF_CNTL__PRIM_LINES
;
52 case PIPE_PRIM_LINE_LOOP
:
53 return R300_VAP_VF_CNTL__PRIM_LINE_LOOP
;
54 case PIPE_PRIM_LINE_STRIP
:
55 return R300_VAP_VF_CNTL__PRIM_LINE_STRIP
;
56 case PIPE_PRIM_TRIANGLES
:
57 return R300_VAP_VF_CNTL__PRIM_TRIANGLES
;
58 case PIPE_PRIM_TRIANGLE_STRIP
:
59 return R300_VAP_VF_CNTL__PRIM_TRIANGLE_STRIP
;
60 case PIPE_PRIM_TRIANGLE_FAN
:
61 return R300_VAP_VF_CNTL__PRIM_TRIANGLE_FAN
;
63 return R300_VAP_VF_CNTL__PRIM_QUADS
;
64 case PIPE_PRIM_QUAD_STRIP
:
65 return R300_VAP_VF_CNTL__PRIM_QUAD_STRIP
;
66 case PIPE_PRIM_POLYGON
:
67 return R300_VAP_VF_CNTL__PRIM_POLYGON
;
73 static uint32_t r300_provoking_vertex_fixes(struct r300_context
*r300
,
76 struct r300_rs_state
* rs
= (struct r300_rs_state
*)r300
->rs_state
.state
;
77 uint32_t color_control
= rs
->color_control
;
79 /* By default (see r300_state.c:r300_create_rs_state) color_control is
80 * initialized to provoking the first vertex.
82 * Triangle fans must be reduced to the second vertex, not the first, in
83 * Gallium flatshade-first mode, as per the GL spec.
84 * (http://www.opengl.org/registry/specs/ARB/provoking_vertex.txt)
86 * Quads never provoke correctly in flatshade-first mode. The first
87 * vertex is never considered as provoking, so only the second, third,
88 * and fourth vertices can be selected, and both "third" and "last" modes
89 * select the fourth vertex. This is probably due to D3D lacking quads.
91 * Similarly, polygons reduce to the first, not the last, vertex, when in
92 * "last" mode, and all other modes start from the second vertex.
97 if (rs
->rs
.flatshade_first
) {
99 case PIPE_PRIM_TRIANGLE_FAN
:
100 color_control
|= R300_GA_COLOR_CONTROL_PROVOKING_VERTEX_SECOND
;
102 case PIPE_PRIM_QUADS
:
103 case PIPE_PRIM_QUAD_STRIP
:
104 case PIPE_PRIM_POLYGON
:
105 color_control
|= R300_GA_COLOR_CONTROL_PROVOKING_VERTEX_LAST
;
108 color_control
|= R300_GA_COLOR_CONTROL_PROVOKING_VERTEX_FIRST
;
112 color_control
|= R300_GA_COLOR_CONTROL_PROVOKING_VERTEX_LAST
;
115 return color_control
;
118 static boolean
immd_is_good_idea(struct r300_context
*r300
,
124 static void r300_emit_draw_arrays_immediate(struct r300_context
*r300
,
129 struct pipe_vertex_element
* velem
;
130 struct pipe_vertex_buffer
* vbuf
;
131 unsigned vertex_element_count
= r300
->vertex_element_count
;
132 unsigned i
, v
, vbi
, dw
, elem_offset
;
134 /* Size of the vertex, in dwords. */
135 unsigned vertex_size
= 0;
137 /* Offsets of the attribute, in dwords, from the start of the vertex. */
138 unsigned offset
[PIPE_MAX_ATTRIBS
];
140 /* Size of the vertex element, in dwords. */
141 unsigned size
[PIPE_MAX_ATTRIBS
];
143 /* Stride to the same attrib in the next vertex in the vertex buffer,
145 unsigned stride
[PIPE_MAX_ATTRIBS
] = {0};
147 /* Mapped vertex buffers. */
148 uint32_t* map
[PIPE_MAX_ATTRIBS
] = {0};
152 /* Calculate the vertex size, offsets, strides etc. and map the buffers. */
153 for (i
= 0; i
< vertex_element_count
; i
++) {
154 velem
= &r300
->vertex_element
[i
];
155 offset
[i
] = velem
->src_offset
/ 4;
156 size
[i
] = util_format_get_blocksize(velem
->src_format
) / 4;
157 vertex_size
+= size
[i
];
158 vbi
= velem
->vertex_buffer_index
;
160 /* Map the buffer. */
162 vbuf
= &r300
->vertex_buffer
[vbi
];
163 map
[vbi
] = (uint32_t*)pipe_buffer_map(r300
->context
.screen
,
165 PIPE_BUFFER_USAGE_CPU_READ
);
166 map
[vbi
] += vbuf
->buffer_offset
/ 4;
167 stride
[vbi
] = vbuf
->stride
/ 4;
171 r300_emit_dirty_state(r300
);
173 BEGIN_CS(10 + count
* vertex_size
);
174 OUT_CS_REG(R300_GA_COLOR_CONTROL
,
175 r300_provoking_vertex_fixes(r300
, mode
));
176 OUT_CS_REG(R300_VAP_VTX_SIZE
, vertex_size
);
177 OUT_CS_REG(R300_VAP_VF_MIN_VTX_INDX
, 0);
178 OUT_CS_REG(R300_VAP_VF_MAX_VTX_INDX
, count
- 1);
179 OUT_CS_PKT3(R300_PACKET3_3D_DRAW_IMMD_2
, count
* vertex_size
);
180 OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_VERTEX_EMBEDDED
| (count
<< 16) |
181 r300_translate_primitive(mode
));
184 for (v
= 0; v
< count
; v
++) {
185 for (i
= 0; i
< vertex_element_count
; i
++) {
186 velem
= &r300
->vertex_element
[i
];
187 vbi
= velem
->vertex_buffer_index
;
188 elem_offset
= offset
[i
] + stride
[vbi
] * (v
+ start
);
190 for (dw
= 0; dw
< size
[i
]; dw
++) {
191 OUT_CS(map
[vbi
][elem_offset
+ dw
]);
198 for (i
= 0; i
< vertex_element_count
; i
++) {
199 vbi
= r300
->vertex_element
[i
].vertex_buffer_index
;
202 vbuf
= &r300
->vertex_buffer
[vbi
];
203 pipe_buffer_unmap(r300
->context
.screen
, vbuf
->buffer
);
209 static void r300_emit_draw_arrays(struct r300_context
*r300
,
216 OUT_CS_REG(R300_GA_COLOR_CONTROL
,
217 r300_provoking_vertex_fixes(r300
, mode
));
218 OUT_CS_REG(R300_VAP_VF_MIN_VTX_INDX
, 0);
219 OUT_CS_REG(R300_VAP_VF_MAX_VTX_INDX
, count
- 1);
220 OUT_CS_PKT3(R300_PACKET3_3D_DRAW_VBUF_2
, 0);
221 OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_VERTEX_LIST
| (count
<< 16) |
222 r300_translate_primitive(mode
));
226 static void r300_emit_draw_elements(struct r300_context
*r300
,
227 struct pipe_buffer
* indexBuffer
,
235 uint32_t count_dwords
;
236 uint32_t offset_dwords
= indexSize
* start
/ sizeof(uint32_t);
239 /* XXX most of these are stupid */
240 assert(indexSize
== 4 || indexSize
== 2);
241 assert((start
* indexSize
) % 4 == 0);
242 assert(offset_dwords
== 0);
245 OUT_CS_REG(R300_GA_COLOR_CONTROL
,
246 r300_provoking_vertex_fixes(r300
, mode
));
247 OUT_CS_REG(R300_VAP_VF_MIN_VTX_INDX
, minIndex
);
248 OUT_CS_REG(R300_VAP_VF_MAX_VTX_INDX
, maxIndex
);
249 OUT_CS_PKT3(R300_PACKET3_3D_DRAW_INDX_2
, 0);
250 if (indexSize
== 4) {
251 count_dwords
= count
+ start
;
252 OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_INDICES
| (count
<< 16) |
253 R300_VAP_VF_CNTL__INDEX_SIZE_32bit
|
254 r300_translate_primitive(mode
));
256 count_dwords
= (count
+ start
+ 1) / 2;
257 OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_INDICES
| (count
<< 16) |
258 r300_translate_primitive(mode
));
261 /* INDX_BUFFER is a truly special packet3.
262 * Unlike most other packet3, where the offset is after the count,
263 * the order is reversed, so the relocation ends up carrying the
264 * size of the indexbuf instead of the offset.
268 OUT_CS_PKT3(R300_PACKET3_INDX_BUFFER
, 2);
269 OUT_CS(R300_INDX_BUFFER_ONE_REG_WR
| (R300_VAP_PORT_IDX0
>> 2) |
270 (0 << R300_INDX_BUFFER_SKIP_SHIFT
));
271 OUT_CS(offset_dwords
);
272 OUT_CS_RELOC(indexBuffer
, count_dwords
,
273 RADEON_GEM_DOMAIN_GTT
, 0, 0);
278 static boolean
r300_setup_vertex_buffers(struct r300_context
*r300
)
280 struct pipe_vertex_buffer
*vbuf
= r300
->vertex_buffer
;
281 struct pipe_vertex_element
*velem
= r300
->vertex_element
;
282 struct pipe_buffer
*pbuf
;
285 for (int i
= 0; i
< r300
->vertex_element_count
; i
++) {
286 pbuf
= vbuf
[velem
[i
].vertex_buffer_index
].buffer
;
288 if (!r300
->winsys
->add_buffer(r300
->winsys
, pbuf
,
289 RADEON_GEM_DOMAIN_GTT
, 0)) {
290 r300
->context
.flush(&r300
->context
, 0, NULL
);
295 if (!r300
->winsys
->validate(r300
->winsys
)) {
296 r300
->context
.flush(&r300
->context
, 0, NULL
);
297 return r300
->winsys
->validate(r300
->winsys
);
303 static void r300_shorten_ubyte_elts(struct r300_context
* r300
,
304 struct pipe_buffer
** elts
,
307 struct pipe_screen
* screen
= r300
->context
.screen
;
308 struct pipe_buffer
* new_elts
;
309 unsigned char *in_map
;
310 unsigned short *out_map
;
313 new_elts
= screen
->buffer_create(screen
, 32,
314 PIPE_BUFFER_USAGE_INDEX
|
315 PIPE_BUFFER_USAGE_CPU_WRITE
|
316 PIPE_BUFFER_USAGE_GPU_READ
,
319 in_map
= pipe_buffer_map(screen
, *elts
, PIPE_BUFFER_USAGE_CPU_READ
);
320 out_map
= pipe_buffer_map(screen
, new_elts
, PIPE_BUFFER_USAGE_CPU_WRITE
);
322 for (i
= 0; i
< count
; i
++) {
323 *out_map
= (unsigned short)*in_map
;
328 pipe_buffer_unmap(screen
, *elts
);
329 pipe_buffer_unmap(screen
, new_elts
);
334 /* This is the fast-path drawing & emission for HW TCL. */
335 void r300_draw_range_elements(struct pipe_context
* pipe
,
336 struct pipe_buffer
* indexBuffer
,
344 struct r300_context
* r300
= r300_context(pipe
);
345 struct pipe_buffer
* orgIndexBuffer
= indexBuffer
;
347 if (!u_trim_pipe_prim(mode
, &count
)) {
352 /* XXX: use aux/indices functions to split this into smaller
358 r300_update_derived_state(r300
);
360 r300_emit_buffer_validate(r300
);
362 if (!r300_setup_vertex_buffers(r300
)) {
366 if (indexSize
== 1) {
367 r300_shorten_ubyte_elts(r300
, &indexBuffer
, count
);
371 if (!r300
->winsys
->add_buffer(r300
->winsys
, indexBuffer
,
372 RADEON_GEM_DOMAIN_GTT
, 0)) {
376 if (!r300
->winsys
->validate(r300
->winsys
)) {
380 r300_emit_dirty_state(r300
);
382 r300_emit_aos(r300
, 0);
384 r300_emit_draw_elements(r300
, indexBuffer
, indexSize
, minIndex
, maxIndex
,
388 if (indexBuffer
!= orgIndexBuffer
) {
389 pipe
->screen
->buffer_destroy(indexBuffer
);
393 /* Simple helpers for context setup. Should probably be moved to util. */
394 void r300_draw_elements(struct pipe_context
* pipe
,
395 struct pipe_buffer
* indexBuffer
,
396 unsigned indexSize
, unsigned mode
,
397 unsigned start
, unsigned count
)
399 pipe
->draw_range_elements(pipe
, indexBuffer
, indexSize
, 0, ~0,
403 void r300_draw_arrays(struct pipe_context
* pipe
, unsigned mode
,
404 unsigned start
, unsigned count
)
406 struct r300_context
* r300
= r300_context(pipe
);
408 if (!u_trim_pipe_prim(mode
, &count
)) {
413 /* XXX: driver needs to handle this -- use the functions in
414 * aux/indices to split this into several smaller primitives.
419 r300_update_derived_state(r300
);
421 r300_emit_buffer_validate(r300
);
423 if (immd_is_good_idea(r300
, count
)) {
424 r300_emit_draw_arrays_immediate(r300
, mode
, start
, count
);
426 if (!r300_setup_vertex_buffers(r300
)) {
430 r300_emit_dirty_state(r300
);
431 r300_emit_aos(r300
, start
);
432 r300_emit_draw_arrays(r300
, mode
, count
);
436 /****************************************************************************
437 * The rest of this file is for SW TCL rendering only. Please be polite and *
438 * keep these functions separated so that they are easier to locate. ~C. *
439 ***************************************************************************/
441 /* SW TCL arrays, using Draw. */
442 void r300_swtcl_draw_arrays(struct pipe_context
* pipe
,
447 struct r300_context
* r300
= r300_context(pipe
);
450 if (!u_trim_pipe_prim(mode
, &count
)) {
454 for (i
= 0; i
< r300
->vertex_buffer_count
; i
++) {
455 void* buf
= pipe_buffer_map(pipe
->screen
,
456 r300
->vertex_buffer
[i
].buffer
,
457 PIPE_BUFFER_USAGE_CPU_READ
);
458 draw_set_mapped_vertex_buffer(r300
->draw
, i
, buf
);
461 draw_set_mapped_element_buffer(r300
->draw
, 0, NULL
);
463 draw_set_mapped_constant_buffer(r300
->draw
,
466 r300
->shader_constants
[PIPE_SHADER_VERTEX
].constants
,
467 r300
->shader_constants
[PIPE_SHADER_VERTEX
].count
*
468 (sizeof(float) * 4));
470 draw_arrays(r300
->draw
, mode
, start
, count
);
472 for (i
= 0; i
< r300
->vertex_buffer_count
; i
++) {
473 pipe_buffer_unmap(pipe
->screen
, r300
->vertex_buffer
[i
].buffer
);
474 draw_set_mapped_vertex_buffer(r300
->draw
, i
, NULL
);
478 /* SW TCL elements, using Draw. */
479 void r300_swtcl_draw_range_elements(struct pipe_context
* pipe
,
480 struct pipe_buffer
* indexBuffer
,
488 struct r300_context
* r300
= r300_context(pipe
);
492 if (!u_trim_pipe_prim(mode
, &count
)) {
496 for (i
= 0; i
< r300
->vertex_buffer_count
; i
++) {
497 void* buf
= pipe_buffer_map(pipe
->screen
,
498 r300
->vertex_buffer
[i
].buffer
,
499 PIPE_BUFFER_USAGE_CPU_READ
);
500 draw_set_mapped_vertex_buffer(r300
->draw
, i
, buf
);
503 indices
= pipe_buffer_map(pipe
->screen
, indexBuffer
,
504 PIPE_BUFFER_USAGE_CPU_READ
);
505 draw_set_mapped_element_buffer_range(r300
->draw
, indexSize
,
506 minIndex
, maxIndex
, indices
);
508 draw_set_mapped_constant_buffer(r300
->draw
,
511 r300
->shader_constants
[PIPE_SHADER_VERTEX
].constants
,
512 r300
->shader_constants
[PIPE_SHADER_VERTEX
].count
*
513 (sizeof(float) * 4));
515 draw_arrays(r300
->draw
, mode
, start
, count
);
517 for (i
= 0; i
< r300
->vertex_buffer_count
; i
++) {
518 pipe_buffer_unmap(pipe
->screen
, r300
->vertex_buffer
[i
].buffer
);
519 draw_set_mapped_vertex_buffer(r300
->draw
, i
, NULL
);
522 pipe_buffer_unmap(pipe
->screen
, indexBuffer
);
523 draw_set_mapped_element_buffer_range(r300
->draw
, 0, start
,
524 start
+ count
- 1, NULL
);
527 /* Object for rendering using Draw. */
530 struct vbuf_render base
;
533 struct r300_context
* r300
;
535 /* Vertex information */
541 struct pipe_buffer
* vbo
;
548 static INLINE
struct r300_render
*
549 r300_render(struct vbuf_render
* render
)
551 return (struct r300_render
*)render
;
554 static const struct vertex_info
*
555 r300_render_get_vertex_info(struct vbuf_render
* render
)
557 struct r300_render
* r300render
= r300_render(render
);
558 struct r300_context
* r300
= r300render
->r300
;
560 r300_update_derived_state(r300
);
562 return (struct vertex_info
*)r300
->vertex_format_state
.state
;
565 static boolean
r300_render_allocate_vertices(struct vbuf_render
* render
,
569 struct r300_render
* r300render
= r300_render(render
);
570 struct r300_context
* r300
= r300render
->r300
;
571 struct pipe_screen
* screen
= r300
->context
.screen
;
572 size_t size
= (size_t)vertex_size
* (size_t)count
;
574 if (size
+ r300render
->vbo_offset
> r300render
->vbo_size
)
576 pipe_buffer_reference(&r300
->vbo
, NULL
);
577 r300render
->vbo
= pipe_buffer_create(screen
,
579 PIPE_BUFFER_USAGE_VERTEX
,
581 r300render
->vbo_offset
= 0;
582 r300render
->vbo_size
= R300_MAX_VBO_SIZE
;
585 r300render
->vertex_size
= vertex_size
;
586 r300
->vbo
= r300render
->vbo
;
587 r300
->vbo_offset
= r300render
->vbo_offset
;
589 return (r300render
->vbo
) ? TRUE
: FALSE
;
592 static void* r300_render_map_vertices(struct vbuf_render
* render
)
594 struct r300_render
* r300render
= r300_render(render
);
595 struct pipe_screen
* screen
= r300render
->r300
->context
.screen
;
597 r300render
->vbo_ptr
= pipe_buffer_map(screen
, r300render
->vbo
,
598 PIPE_BUFFER_USAGE_CPU_WRITE
);
600 return ((uint8_t*)r300render
->vbo_ptr
+ r300render
->vbo_offset
);
603 static void r300_render_unmap_vertices(struct vbuf_render
* render
,
607 struct r300_render
* r300render
= r300_render(render
);
608 struct pipe_screen
* screen
= r300render
->r300
->context
.screen
;
609 CS_LOCALS(r300render
->r300
);
611 OUT_CS_REG(R300_VAP_VF_MAX_VTX_INDX
, max
);
614 r300render
->vbo_max_used
= MAX2(r300render
->vbo_max_used
,
615 r300render
->vertex_size
* (max
+ 1));
616 pipe_buffer_unmap(screen
, r300render
->vbo
);
619 static void r300_render_release_vertices(struct vbuf_render
* render
)
621 struct r300_render
* r300render
= r300_render(render
);
623 r300render
->vbo_offset
+= r300render
->vbo_max_used
;
624 r300render
->vbo_max_used
= 0;
627 static boolean
r300_render_set_primitive(struct vbuf_render
* render
,
630 struct r300_render
* r300render
= r300_render(render
);
632 r300render
->prim
= prim
;
633 r300render
->hwprim
= r300_translate_primitive(prim
);
638 static void r300_render_draw_arrays(struct vbuf_render
* render
,
642 struct r300_render
* r300render
= r300_render(render
);
643 struct r300_context
* r300
= r300render
->r300
;
647 r300_emit_dirty_state(r300
);
649 DBG(r300
, DBG_DRAW
, "r300: Doing vbuf render, count %d\n", count
);
652 OUT_CS_PKT3(R300_PACKET3_3D_DRAW_VBUF_2
, 0);
653 OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_VERTEX_LIST
| (count
<< 16) |
658 static void r300_render_draw(struct vbuf_render
* render
,
659 const ushort
* indices
,
662 struct r300_render
* r300render
= r300_render(render
);
663 struct r300_context
* r300
= r300render
->r300
;
668 r300_emit_dirty_state(r300
);
670 BEGIN_CS(2 + (count
+1)/2);
671 OUT_CS_PKT3(R300_PACKET3_3D_DRAW_INDX_2
, (count
+1)/2);
672 OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_INDICES
| (count
<< 16) |
674 for (i
= 0; i
< count
-1; i
+= 2) {
675 OUT_CS(indices
[i
+1] << 16 | indices
[i
]);
678 OUT_CS(indices
[count
-1]);
683 static void r300_render_destroy(struct vbuf_render
* render
)
688 static struct vbuf_render
* r300_render_create(struct r300_context
* r300
)
690 struct r300_render
* r300render
= CALLOC_STRUCT(r300_render
);
692 r300render
->r300
= r300
;
694 /* XXX find real numbers plz */
695 r300render
->base
.max_vertex_buffer_bytes
= 128 * 1024;
696 r300render
->base
.max_indices
= 16 * 1024;
698 r300render
->base
.get_vertex_info
= r300_render_get_vertex_info
;
699 r300render
->base
.allocate_vertices
= r300_render_allocate_vertices
;
700 r300render
->base
.map_vertices
= r300_render_map_vertices
;
701 r300render
->base
.unmap_vertices
= r300_render_unmap_vertices
;
702 r300render
->base
.set_primitive
= r300_render_set_primitive
;
703 r300render
->base
.draw
= r300_render_draw
;
704 r300render
->base
.draw_arrays
= r300_render_draw_arrays
;
705 r300render
->base
.release_vertices
= r300_render_release_vertices
;
706 r300render
->base
.destroy
= r300_render_destroy
;
708 r300render
->vbo
= NULL
;
709 r300render
->vbo_size
= 0;
710 r300render
->vbo_offset
= 0;
712 return &r300render
->base
;
715 struct draw_stage
* r300_draw_stage(struct r300_context
* r300
)
717 struct vbuf_render
* render
;
718 struct draw_stage
* stage
;
720 render
= r300_render_create(r300
);
726 stage
= draw_vbuf_stage(r300
->draw
, render
);
729 render
->destroy(render
);
733 draw_set_render(r300
->draw
, render
);