2 * Copyright 2010 Christoph Bumiller
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:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
18 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
19 * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
23 #include "pipe/p_context.h"
24 #include "pipe/p_state.h"
25 #include "util/u_inlines.h"
26 #include "util/u_format.h"
27 #include "translate/translate.h"
29 #include "nvc0_context.h"
30 #include "nvc0_resource.h"
32 #include "nvc0_3d.xml.h"
35 nvc0_vertex_state_delete(struct pipe_context
*pipe
,
38 struct nvc0_vertex_stateobj
*so
= hwcso
;
41 so
->translate
->release(so
->translate
);
46 nvc0_vertex_state_create(struct pipe_context
*pipe
,
47 unsigned num_elements
,
48 const struct pipe_vertex_element
*elements
)
50 struct nvc0_vertex_stateobj
*so
;
51 struct translate_key transkey
;
56 so
= MALLOC(sizeof(*so
) +
57 num_elements
* sizeof(struct nvc0_vertex_element
));
60 so
->num_elements
= num_elements
;
61 so
->instance_elts
= 0;
62 so
->instance_bufs
= 0;
63 so
->need_conversion
= FALSE
;
65 transkey
.nr_elements
= 0;
66 transkey
.output_stride
= 0;
68 for (i
= 0; i
< num_elements
; ++i
) {
69 const struct pipe_vertex_element
*ve
= &elements
[i
];
70 const unsigned vbi
= ve
->vertex_buffer_index
;
71 enum pipe_format fmt
= ve
->src_format
;
73 so
->element
[i
].pipe
= elements
[i
];
74 so
->element
[i
].state
= nvc0_format_table
[fmt
].vtx
;
76 if (!so
->element
[i
].state
) {
77 switch (util_format_get_nr_components(fmt
)) {
78 case 1: fmt
= PIPE_FORMAT_R32_FLOAT
; break;
79 case 2: fmt
= PIPE_FORMAT_R32G32_FLOAT
; break;
80 case 3: fmt
= PIPE_FORMAT_R32G32B32_FLOAT
; break;
81 case 4: fmt
= PIPE_FORMAT_R32G32B32A32_FLOAT
; break;
86 so
->element
[i
].state
= nvc0_format_table
[fmt
].vtx
;
87 so
->need_conversion
= TRUE
;
89 so
->element
[i
].state
|= i
;
92 unsigned j
= transkey
.nr_elements
++;
94 transkey
.element
[j
].type
= TRANSLATE_ELEMENT_NORMAL
;
95 transkey
.element
[j
].input_format
= ve
->src_format
;
96 transkey
.element
[j
].input_buffer
= vbi
;
97 transkey
.element
[j
].input_offset
= ve
->src_offset
;
98 transkey
.element
[j
].instance_divisor
= ve
->instance_divisor
;
100 transkey
.element
[j
].output_format
= fmt
;
101 transkey
.element
[j
].output_offset
= transkey
.output_stride
;
102 transkey
.output_stride
+= (util_format_get_stride(fmt
, 1) + 3) & ~3;
104 if (unlikely(ve
->instance_divisor
)) {
105 so
->instance_elts
|= 1 << i
;
106 so
->instance_bufs
|= 1 << vbi
;
111 so
->translate
= translate_create(&transkey
);
112 so
->vtx_size
= transkey
.output_stride
/ 4;
113 so
->vtx_per_packet_max
= NV04_PFIFO_MAX_PACKET_LEN
/ MAX2(so
->vtx_size
, 1);
118 #define NVC0_3D_VERTEX_ATTRIB_INACTIVE \
119 NVC0_3D_VERTEX_ATTRIB_FORMAT_TYPE_FLOAT | \
120 NVC0_3D_VERTEX_ATTRIB_FORMAT_SIZE_32 | NVC0_3D_VERTEX_ATTRIB_FORMAT_CONST
122 #define VTX_ATTR(a, c, t, s) \
123 ((NVC0_3D_VTX_ATTR_DEFINE_TYPE_##t) | \
124 (NVC0_3D_VTX_ATTR_DEFINE_SIZE_##s) | \
125 ((a) << NVC0_3D_VTX_ATTR_DEFINE_ATTR__SHIFT) | \
126 ((c) << NVC0_3D_VTX_ATTR_DEFINE_COMP__SHIFT))
129 nvc0_emit_vtxattr(struct nvc0_context
*nvc0
, struct pipe_vertex_buffer
*vb
,
130 struct pipe_vertex_element
*ve
, unsigned attr
)
133 struct nouveau_channel
*chan
= nvc0
->screen
->base
.channel
;
134 struct nv04_resource
*res
= nv04_resource(vb
->buffer
);
137 const unsigned nc
= util_format_get_nr_components(ve
->src_format
);
139 data
= nouveau_resource_map_offset(&nvc0
->base
, res
, vb
->buffer_offset
+
140 ve
->src_offset
, NOUVEAU_BO_RD
);
142 util_format_read_4f(ve
->src_format
, v
, 0, data
, 0, 0, 0, 1, 1);
144 BEGIN_RING(chan
, RING_3D(VTX_ATTR_DEFINE
), nc
+ 1);
145 OUT_RING (chan
, VTX_ATTR(attr
, nc
, FLOAT
, 32));
146 for (i
= 0; i
< nc
; ++i
)
147 OUT_RINGf(chan
, v
[i
]);
151 nvc0_vbuf_range(struct nvc0_context
*nvc0
, int vbi
,
152 uint32_t *base
, uint32_t *size
)
154 if (unlikely(nvc0
->vertex
->instance_bufs
& (1 << vbi
))) {
155 /* TODO: use min and max instance divisor to get a proper range */
157 *size
= nvc0
->vtxbuf
[vbi
].buffer
->width0
;
159 assert(nvc0
->vbo_max_index
!= ~0);
160 *base
= nvc0
->vbo_min_index
* nvc0
->vtxbuf
[vbi
].stride
;
161 *size
= (nvc0
->vbo_max_index
-
162 nvc0
->vbo_min_index
+ 1) * nvc0
->vtxbuf
[vbi
].stride
;
167 nvc0_prevalidate_vbufs(struct nvc0_context
*nvc0
)
169 struct pipe_vertex_buffer
*vb
;
170 struct nv04_resource
*buf
;
174 nvc0
->vbo_fifo
= nvc0
->vbo_user
= 0;
176 nvc0_bufctx_reset(nvc0
, NVC0_BUFCTX_VERTEX
);
178 for (i
= 0; i
< nvc0
->num_vtxbufs
; ++i
) {
179 vb
= &nvc0
->vtxbuf
[i
];
182 buf
= nv04_resource(vb
->buffer
);
184 /* NOTE: user buffers with temporary storage count as mapped by GPU */
185 if (!nouveau_resource_mapped_by_gpu(vb
->buffer
)) {
186 if (nvc0
->vbo_push_hint
) {
190 if (buf
->status
& NOUVEAU_BUFFER_STATUS_USER_MEMORY
) {
191 nvc0
->vbo_user
|= 1 << i
;
192 assert(vb
->stride
> vb
->buffer_offset
);
193 nvc0_vbuf_range(nvc0
, i
, &base
, &size
);
194 nouveau_user_buffer_upload(buf
, base
, size
);
196 nouveau_buffer_migrate(&nvc0
->base
, buf
, NOUVEAU_BO_GART
);
198 nvc0
->base
.vbo_dirty
= TRUE
;
201 nvc0_bufctx_add_resident(nvc0
, NVC0_BUFCTX_VERTEX
, buf
, NOUVEAU_BO_RD
);
202 nouveau_buffer_adjust_score(&nvc0
->base
, buf
, 1);
207 nvc0_update_user_vbufs(struct nvc0_context
*nvc0
)
209 struct nouveau_channel
*chan
= nvc0
->screen
->base
.channel
;
210 uint32_t base
, offset
, size
;
212 uint32_t written
= 0;
214 for (i
= 0; i
< nvc0
->vertex
->num_elements
; ++i
) {
215 struct pipe_vertex_element
*ve
= &nvc0
->vertex
->element
[i
].pipe
;
216 const int b
= ve
->vertex_buffer_index
;
217 struct pipe_vertex_buffer
*vb
= &nvc0
->vtxbuf
[b
];
218 struct nv04_resource
*buf
= nv04_resource(vb
->buffer
);
220 if (!(nvc0
->vbo_user
& (1 << b
)))
224 nvc0_emit_vtxattr(nvc0
, vb
, ve
, i
);
227 nvc0_vbuf_range(nvc0
, b
, &base
, &size
);
229 if (!(written
& (1 << b
))) {
231 nouveau_user_buffer_upload(buf
, base
, size
);
233 offset
= vb
->buffer_offset
+ ve
->src_offset
;
235 MARK_RING (chan
, 6, 4);
236 BEGIN_RING_1I(chan
, RING_3D(VERTEX_ARRAY_SELECT
), 5);
238 OUT_RESRCh(chan
, buf
, base
+ size
- 1, NOUVEAU_BO_RD
);
239 OUT_RESRCl(chan
, buf
, base
+ size
- 1, NOUVEAU_BO_RD
);
240 OUT_RESRCh(chan
, buf
, offset
, NOUVEAU_BO_RD
);
241 OUT_RESRCl(chan
, buf
, offset
, NOUVEAU_BO_RD
);
243 nvc0
->base
.vbo_dirty
= TRUE
;
247 nvc0_release_user_vbufs(struct nvc0_context
*nvc0
)
249 uint32_t vbo_user
= nvc0
->vbo_user
;
252 int i
= ffs(vbo_user
) - 1;
253 vbo_user
&= ~(1 << i
);
255 nouveau_buffer_release_gpu_storage(nv04_resource(nvc0
->vtxbuf
[i
].buffer
));
260 nvc0_vertex_arrays_validate(struct nvc0_context
*nvc0
)
262 struct nouveau_channel
*chan
= nvc0
->screen
->base
.channel
;
263 struct nvc0_vertex_stateobj
*vertex
= nvc0
->vertex
;
264 struct pipe_vertex_buffer
*vb
;
265 struct nvc0_vertex_element
*ve
;
268 if (unlikely(vertex
->need_conversion
)) {
272 nvc0_prevalidate_vbufs(nvc0
);
275 BEGIN_RING(chan
, RING_3D(VERTEX_ATTRIB_FORMAT(0)), vertex
->num_elements
);
276 for (i
= 0; i
< vertex
->num_elements
; ++i
) {
277 ve
= &vertex
->element
[i
];
278 vb
= &nvc0
->vtxbuf
[ve
->pipe
.vertex_buffer_index
];
280 if (likely(vb
->stride
) || nvc0
->vbo_fifo
) {
281 OUT_RING(chan
, ve
->state
);
283 OUT_RING(chan
, ve
->state
| NVC0_3D_VERTEX_ATTRIB_FORMAT_CONST
);
284 nvc0
->vbo_fifo
&= ~(1 << i
);
288 for (i
= 0; i
< vertex
->num_elements
; ++i
) {
289 struct nv04_resource
*res
;
290 unsigned size
, offset
;
292 ve
= &vertex
->element
[i
];
293 vb
= &nvc0
->vtxbuf
[ve
->pipe
.vertex_buffer_index
];
295 if (unlikely(ve
->pipe
.instance_divisor
)) {
296 if (!(nvc0
->state
.instance_elts
& (1 << i
))) {
297 IMMED_RING(chan
, RING_3D(VERTEX_ARRAY_PER_INSTANCE(i
)), 1);
299 BEGIN_RING(chan
, RING_3D(VERTEX_ARRAY_DIVISOR(i
)), 1);
300 OUT_RING (chan
, ve
->pipe
.instance_divisor
);
302 if (unlikely(nvc0
->state
.instance_elts
& (1 << i
))) {
303 IMMED_RING(chan
, RING_3D(VERTEX_ARRAY_PER_INSTANCE(i
)), 0);
306 res
= nv04_resource(vb
->buffer
);
308 if (nvc0
->vbo_fifo
|| unlikely(vb
->stride
== 0)) {
310 nvc0_emit_vtxattr(nvc0
, vb
, &ve
->pipe
, i
);
311 BEGIN_RING(chan
, RING_3D(VERTEX_ARRAY_FETCH(i
)), 1);
316 size
= vb
->buffer
->width0
;
317 offset
= ve
->pipe
.src_offset
+ vb
->buffer_offset
;
319 MARK_RING (chan
, 8, 4);
320 BEGIN_RING(chan
, RING_3D(VERTEX_ARRAY_FETCH(i
)), 1);
321 OUT_RING (chan
, (1 << 12) | vb
->stride
);
322 BEGIN_RING_1I(chan
, RING_3D(VERTEX_ARRAY_SELECT
), 5);
324 OUT_RESRCh(chan
, res
, size
- 1, NOUVEAU_BO_RD
);
325 OUT_RESRCl(chan
, res
, size
- 1, NOUVEAU_BO_RD
);
326 OUT_RESRCh(chan
, res
, offset
, NOUVEAU_BO_RD
);
327 OUT_RESRCl(chan
, res
, offset
, NOUVEAU_BO_RD
);
329 for (; i
< nvc0
->state
.num_vtxelts
; ++i
) {
330 BEGIN_RING(chan
, RING_3D(VERTEX_ATTRIB_FORMAT(i
)), 1);
331 OUT_RING (chan
, NVC0_3D_VERTEX_ATTRIB_INACTIVE
);
332 BEGIN_RING(chan
, RING_3D(VERTEX_ARRAY_FETCH(i
)), 1);
336 nvc0
->state
.num_vtxelts
= vertex
->num_elements
;
337 nvc0
->state
.instance_elts
= vertex
->instance_elts
;
340 #define NVC0_PRIM_GL_CASE(n) \
341 case PIPE_PRIM_##n: return NVC0_3D_VERTEX_BEGIN_GL_PRIMITIVE_##n
343 static INLINE
unsigned
344 nvc0_prim_gl(unsigned prim
)
347 NVC0_PRIM_GL_CASE(POINTS
);
348 NVC0_PRIM_GL_CASE(LINES
);
349 NVC0_PRIM_GL_CASE(LINE_LOOP
);
350 NVC0_PRIM_GL_CASE(LINE_STRIP
);
351 NVC0_PRIM_GL_CASE(TRIANGLES
);
352 NVC0_PRIM_GL_CASE(TRIANGLE_STRIP
);
353 NVC0_PRIM_GL_CASE(TRIANGLE_FAN
);
354 NVC0_PRIM_GL_CASE(QUADS
);
355 NVC0_PRIM_GL_CASE(QUAD_STRIP
);
356 NVC0_PRIM_GL_CASE(POLYGON
);
357 NVC0_PRIM_GL_CASE(LINES_ADJACENCY
);
358 NVC0_PRIM_GL_CASE(LINE_STRIP_ADJACENCY
);
359 NVC0_PRIM_GL_CASE(TRIANGLES_ADJACENCY
);
360 NVC0_PRIM_GL_CASE(TRIANGLE_STRIP_ADJACENCY
);
362 NVC0_PRIM_GL_CASE(PATCHES); */
364 return NVC0_3D_VERTEX_BEGIN_GL_PRIMITIVE_POINTS
;
370 nvc0_draw_vbo_flush_notify(struct nouveau_channel
*chan
)
372 struct nvc0_context
*nvc0
= chan
->user_private
;
374 nouveau_fence_update(&nvc0
->screen
->base
, TRUE
);
376 nvc0_bufctx_emit_relocs(nvc0
);
380 nvc0_draw_arrays(struct nvc0_context
*nvc0
,
381 unsigned mode
, unsigned start
, unsigned count
,
382 unsigned instance_count
)
384 struct nouveau_channel
*chan
= nvc0
->screen
->base
.channel
;
387 chan
->flush_notify
= nvc0_draw_vbo_flush_notify
;
388 chan
->user_private
= nvc0
;
390 prim
= nvc0_prim_gl(mode
);
392 while (instance_count
--) {
393 BEGIN_RING(chan
, RING_3D(VERTEX_BEGIN_GL
), 1);
394 OUT_RING (chan
, prim
);
395 BEGIN_RING(chan
, RING_3D(VERTEX_BUFFER_FIRST
), 2);
396 OUT_RING (chan
, start
);
397 OUT_RING (chan
, count
);
398 IMMED_RING(chan
, RING_3D(VERTEX_END_GL
), 0);
400 prim
|= NVC0_3D_VERTEX_BEGIN_GL_INSTANCE_NEXT
;
403 chan
->flush_notify
= nvc0_default_flush_notify
;
407 nvc0_draw_elements_inline_u08(struct nouveau_channel
*chan
, uint8_t *map
,
408 unsigned start
, unsigned count
)
414 BEGIN_RING_NI(chan
, RING_3D(VB_ELEMENT_U32
), count
& 3);
415 for (i
= 0; i
< (count
& 3); ++i
)
416 OUT_RING(chan
, *map
++);
420 unsigned i
, nr
= MIN2(count
, NV04_PFIFO_MAX_PACKET_LEN
* 4) / 4;
422 BEGIN_RING_NI(chan
, RING_3D(VB_ELEMENT_U8
), nr
);
423 for (i
= 0; i
< nr
; ++i
) {
425 (map
[3] << 24) | (map
[2] << 16) | (map
[1] << 8) | map
[0]);
433 nvc0_draw_elements_inline_u16(struct nouveau_channel
*chan
, uint16_t *map
,
434 unsigned start
, unsigned count
)
440 BEGIN_RING(chan
, RING_3D(VB_ELEMENT_U32
), 1);
441 OUT_RING (chan
, *map
++);
444 unsigned i
, nr
= MIN2(count
, NV04_PFIFO_MAX_PACKET_LEN
* 2) / 2;
446 BEGIN_RING_NI(chan
, RING_3D(VB_ELEMENT_U16
), nr
);
447 for (i
= 0; i
< nr
; ++i
) {
448 OUT_RING(chan
, (map
[1] << 16) | map
[0]);
456 nvc0_draw_elements_inline_u32(struct nouveau_channel
*chan
, uint32_t *map
,
457 unsigned start
, unsigned count
)
462 const unsigned nr
= MIN2(count
, NV04_PFIFO_MAX_PACKET_LEN
);
464 BEGIN_RING_NI(chan
, RING_3D(VB_ELEMENT_U32
), nr
);
465 OUT_RINGp (chan
, map
, nr
);
473 nvc0_draw_elements_inline_u32_short(struct nouveau_channel
*chan
, uint32_t *map
,
474 unsigned start
, unsigned count
)
480 BEGIN_RING(chan
, RING_3D(VB_ELEMENT_U32
), 1);
481 OUT_RING (chan
, *map
++);
484 unsigned i
, nr
= MIN2(count
, NV04_PFIFO_MAX_PACKET_LEN
* 2) / 2;
486 BEGIN_RING_NI(chan
, RING_3D(VB_ELEMENT_U16
), nr
);
487 for (i
= 0; i
< nr
; ++i
) {
488 OUT_RING(chan
, (map
[1] << 16) | map
[0]);
496 nvc0_draw_elements(struct nvc0_context
*nvc0
, boolean shorten
,
497 unsigned mode
, unsigned start
, unsigned count
,
498 unsigned instance_count
, int32_t index_bias
)
500 struct nouveau_channel
*chan
= nvc0
->screen
->base
.channel
;
503 const unsigned index_size
= nvc0
->idxbuf
.index_size
;
505 chan
->flush_notify
= nvc0_draw_vbo_flush_notify
;
506 chan
->user_private
= nvc0
;
508 prim
= nvc0_prim_gl(mode
);
510 if (index_bias
!= nvc0
->state
.index_bias
) {
511 BEGIN_RING(chan
, RING_3D(VB_ELEMENT_BASE
), 1);
512 OUT_RING (chan
, index_bias
);
513 nvc0
->state
.index_bias
= index_bias
;
516 if (nouveau_resource_mapped_by_gpu(nvc0
->idxbuf
.buffer
)) {
517 struct nv04_resource
*res
= nv04_resource(nvc0
->idxbuf
.buffer
);
518 unsigned offset
= nvc0
->idxbuf
.offset
;
519 unsigned limit
= nvc0
->idxbuf
.buffer
->width0
- 1;
521 nouveau_buffer_adjust_score(&nvc0
->base
, res
, 1);
523 while (instance_count
--) {
524 MARK_RING (chan
, 11, 4);
525 BEGIN_RING(chan
, RING_3D(VERTEX_BEGIN_GL
), 1);
526 OUT_RING (chan
, mode
);
527 BEGIN_RING(chan
, RING_3D(INDEX_ARRAY_START_HIGH
), 7);
528 OUT_RESRCh(chan
, res
, offset
, NOUVEAU_BO_RD
);
529 OUT_RESRCl(chan
, res
, offset
, NOUVEAU_BO_RD
);
530 OUT_RESRCh(chan
, res
, limit
, NOUVEAU_BO_RD
);
531 OUT_RESRCl(chan
, res
, limit
, NOUVEAU_BO_RD
);
532 OUT_RING (chan
, index_size
>> 1);
533 OUT_RING (chan
, start
);
534 OUT_RING (chan
, count
);
535 IMMED_RING(chan
, RING_3D(VERTEX_END_GL
), 0);
537 nvc0_resource_fence(res
, NOUVEAU_BO_RD
);
539 mode
|= NVC0_3D_VERTEX_BEGIN_GL_INSTANCE_NEXT
;
542 data
= nouveau_resource_map_offset(&nvc0
->base
,
543 nv04_resource(nvc0
->idxbuf
.buffer
),
544 nvc0
->idxbuf
.offset
, NOUVEAU_BO_RD
);
548 while (instance_count
--) {
549 BEGIN_RING(chan
, RING_3D(VERTEX_BEGIN_GL
), 1);
550 OUT_RING (chan
, prim
);
551 switch (index_size
) {
553 nvc0_draw_elements_inline_u08(chan
, data
, start
, count
);
556 nvc0_draw_elements_inline_u16(chan
, data
, start
, count
);
560 nvc0_draw_elements_inline_u32_short(chan
, data
, start
, count
);
562 nvc0_draw_elements_inline_u32(chan
, data
, start
, count
);
568 IMMED_RING(chan
, RING_3D(VERTEX_END_GL
), 0);
570 prim
|= NVC0_3D_VERTEX_BEGIN_GL_INSTANCE_NEXT
;
574 chan
->flush_notify
= nvc0_default_flush_notify
;
578 nvc0_draw_vbo(struct pipe_context
*pipe
, const struct pipe_draw_info
*info
)
580 struct nvc0_context
*nvc0
= nvc0_context(pipe
);
581 struct nouveau_channel
*chan
= nvc0
->screen
->base
.channel
;
583 /* For picking only a few vertices from a large user buffer, push is better,
584 * if index count is larger and we expect repeated vertices, suggest upload.
586 nvc0
->vbo_push_hint
= /* the 64 is heuristic */
588 ((info
->max_index
- info
->min_index
+ 64) < info
->count
));
590 nvc0
->vbo_min_index
= info
->min_index
;
591 nvc0
->vbo_max_index
= info
->max_index
;
593 if (nvc0
->vbo_push_hint
!= !!nvc0
->vbo_fifo
)
594 nvc0
->dirty
|= NVC0_NEW_ARRAYS
;
596 if (nvc0
->vbo_user
&& !(nvc0
->dirty
& (NVC0_NEW_VERTEX
| NVC0_NEW_ARRAYS
)))
597 nvc0_update_user_vbufs(nvc0
);
599 nvc0_state_validate(nvc0
);
601 if (nvc0
->vbo_fifo
) {
602 nvc0_push_vbo(nvc0
, info
);
606 if (nvc0
->state
.instance_base
!= info
->start_instance
) {
607 nvc0
->state
.instance_base
= info
->start_instance
;
608 /* NOTE: this does not affect the shader input, should it ? */
609 BEGIN_RING(chan
, RING_3D(VB_INSTANCE_BASE
), 1);
610 OUT_RING (chan
, info
->start_instance
);
613 if (nvc0
->base
.vbo_dirty
) {
614 BEGIN_RING(chan
, RING_3D(VERTEX_ARRAY_FLUSH
), 1);
616 nvc0
->base
.vbo_dirty
= FALSE
;
619 if (!info
->indexed
) {
620 nvc0_draw_arrays(nvc0
,
621 info
->mode
, info
->start
, info
->count
,
622 info
->instance_count
);
624 boolean shorten
= info
->max_index
<= 65535;
626 assert(nvc0
->idxbuf
.buffer
);
628 if (info
->primitive_restart
!= nvc0
->state
.prim_restart
) {
629 if (info
->primitive_restart
) {
630 BEGIN_RING(chan
, RING_3D(PRIM_RESTART_ENABLE
), 2);
632 OUT_RING (chan
, info
->restart_index
);
634 if (info
->restart_index
> 65535)
637 IMMED_RING(chan
, RING_3D(PRIM_RESTART_ENABLE
), 0);
639 nvc0
->state
.prim_restart
= info
->primitive_restart
;
641 if (info
->primitive_restart
) {
642 BEGIN_RING(chan
, RING_3D(PRIM_RESTART_INDEX
), 1);
643 OUT_RING (chan
, info
->restart_index
);
645 if (info
->restart_index
> 65535)
649 nvc0_draw_elements(nvc0
, shorten
,
650 info
->mode
, info
->start
, info
->count
,
651 info
->instance_count
, info
->index_bias
);
654 nvc0_release_user_vbufs(nvc0
);