1 /**************************************************************************
3 * Copyright 2007 VMware, Inc.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 **************************************************************************/
31 * Wrap the cso cache & hash mechanisms in a simplified
32 * pipe-driver-specific interface.
34 * @author Zack Rusin <zackr@vmware.com>
35 * @author Keith Whitwell <keithw@vmware.com>
38 #include "pipe/p_state.h"
39 #include "util/u_draw.h"
40 #include "util/u_framebuffer.h"
41 #include "util/u_inlines.h"
42 #include "util/u_math.h"
43 #include "util/u_memory.h"
44 #include "util/u_vbuf.h"
45 #include "tgsi/tgsi_parse.h"
47 #include "cso_cache/cso_context.h"
48 #include "cso_cache/cso_cache.h"
49 #include "cso_cache/cso_hash.h"
50 #include "cso_context.h"
54 * Per-shader sampler information.
58 struct cso_sampler
*cso_samplers
[PIPE_MAX_SAMPLERS
];
59 void *samplers
[PIPE_MAX_SAMPLERS
];
65 struct pipe_context
*pipe
;
66 struct cso_cache
*cache
;
69 boolean has_geometry_shader
;
70 boolean has_tessellation
;
71 boolean has_compute_shader
;
72 boolean has_streamout
;
74 unsigned saved_state
; /**< bitmask of CSO_BIT_x flags */
76 struct pipe_sampler_view
*fragment_views
[PIPE_MAX_SHADER_SAMPLER_VIEWS
];
77 unsigned nr_fragment_views
;
79 struct pipe_sampler_view
*fragment_views_saved
[PIPE_MAX_SHADER_SAMPLER_VIEWS
];
80 unsigned nr_fragment_views_saved
;
82 struct sampler_info fragment_samplers_saved
;
83 struct sampler_info samplers
[PIPE_SHADER_TYPES
];
85 /* Temporary number until cso_single_sampler_done is called.
86 * It tracks the highest sampler seen in cso_single_sampler.
90 struct pipe_vertex_buffer vertex_buffer0_current
;
91 struct pipe_vertex_buffer vertex_buffer0_saved
;
93 struct pipe_constant_buffer aux_constbuf_current
[PIPE_SHADER_TYPES
];
94 struct pipe_constant_buffer aux_constbuf_saved
[PIPE_SHADER_TYPES
];
96 struct pipe_image_view fragment_image0_current
;
97 struct pipe_image_view fragment_image0_saved
;
99 unsigned nr_so_targets
;
100 struct pipe_stream_output_target
*so_targets
[PIPE_MAX_SO_BUFFERS
];
102 unsigned nr_so_targets_saved
;
103 struct pipe_stream_output_target
*so_targets_saved
[PIPE_MAX_SO_BUFFERS
];
105 /** Current and saved state.
106 * The saved state is used as a 1-deep stack.
108 void *blend
, *blend_saved
;
109 void *depth_stencil
, *depth_stencil_saved
;
110 void *rasterizer
, *rasterizer_saved
;
111 void *fragment_shader
, *fragment_shader_saved
;
112 void *vertex_shader
, *vertex_shader_saved
;
113 void *geometry_shader
, *geometry_shader_saved
;
114 void *tessctrl_shader
, *tessctrl_shader_saved
;
115 void *tesseval_shader
, *tesseval_shader_saved
;
116 void *compute_shader
;
117 void *velements
, *velements_saved
;
118 struct pipe_query
*render_condition
, *render_condition_saved
;
119 uint render_condition_mode
, render_condition_mode_saved
;
120 boolean render_condition_cond
, render_condition_cond_saved
;
122 struct pipe_framebuffer_state fb
, fb_saved
;
123 struct pipe_viewport_state vp
, vp_saved
;
124 struct pipe_blend_color blend_color
;
125 unsigned sample_mask
, sample_mask_saved
;
126 unsigned min_samples
, min_samples_saved
;
127 struct pipe_stencil_ref stencil_ref
, stencil_ref_saved
;
130 struct pipe_context
*cso_get_pipe_context(struct cso_context
*cso
)
135 static boolean
delete_blend_state(struct cso_context
*ctx
, void *state
)
137 struct cso_blend
*cso
= (struct cso_blend
*)state
;
139 if (ctx
->blend
== cso
->data
)
142 if (cso
->delete_state
)
143 cso
->delete_state(cso
->context
, cso
->data
);
148 static boolean
delete_depth_stencil_state(struct cso_context
*ctx
, void *state
)
150 struct cso_depth_stencil_alpha
*cso
=
151 (struct cso_depth_stencil_alpha
*)state
;
153 if (ctx
->depth_stencil
== cso
->data
)
156 if (cso
->delete_state
)
157 cso
->delete_state(cso
->context
, cso
->data
);
163 static boolean
delete_sampler_state(struct cso_context
*ctx
, void *state
)
165 struct cso_sampler
*cso
= (struct cso_sampler
*)state
;
166 if (cso
->delete_state
)
167 cso
->delete_state(cso
->context
, cso
->data
);
172 static boolean
delete_rasterizer_state(struct cso_context
*ctx
, void *state
)
174 struct cso_rasterizer
*cso
= (struct cso_rasterizer
*)state
;
176 if (ctx
->rasterizer
== cso
->data
)
178 if (cso
->delete_state
)
179 cso
->delete_state(cso
->context
, cso
->data
);
184 static boolean
delete_vertex_elements(struct cso_context
*ctx
,
187 struct cso_velements
*cso
= (struct cso_velements
*)state
;
189 if (ctx
->velements
== cso
->data
)
192 if (cso
->delete_state
)
193 cso
->delete_state(cso
->context
, cso
->data
);
199 static inline boolean
delete_cso(struct cso_context
*ctx
,
200 void *state
, enum cso_cache_type type
)
204 return delete_blend_state(ctx
, state
);
206 return delete_sampler_state(ctx
, state
);
207 case CSO_DEPTH_STENCIL_ALPHA
:
208 return delete_depth_stencil_state(ctx
, state
);
210 return delete_rasterizer_state(ctx
, state
);
212 return delete_vertex_elements(ctx
, state
);
221 sanitize_hash(struct cso_hash
*hash
, enum cso_cache_type type
,
222 int max_size
, void *user_data
)
224 struct cso_context
*ctx
= (struct cso_context
*)user_data
;
225 /* if we're approach the maximum size, remove fourth of the entries
226 * otherwise every subsequent call will go through the same */
227 int hash_size
= cso_hash_size(hash
);
228 int max_entries
= (max_size
> hash_size
) ? max_size
: hash_size
;
229 int to_remove
= (max_size
< max_entries
) * max_entries
/4;
230 struct cso_hash_iter iter
;
231 struct cso_sampler
**samplers_to_restore
= NULL
;
232 unsigned to_restore
= 0;
234 if (hash_size
> max_size
)
235 to_remove
+= hash_size
- max_size
;
240 if (type
== CSO_SAMPLER
) {
243 samplers_to_restore
= MALLOC(PIPE_SHADER_TYPES
* PIPE_MAX_SAMPLERS
*
244 sizeof(*samplers_to_restore
));
246 /* Temporarily remove currently bound sampler states from the hash
247 * table, to prevent them from being deleted
249 for (i
= 0; i
< PIPE_SHADER_TYPES
; i
++) {
250 for (j
= 0; j
< PIPE_MAX_SAMPLERS
; j
++) {
251 struct cso_sampler
*sampler
= ctx
->samplers
[i
].cso_samplers
[j
];
253 if (sampler
&& cso_hash_take(hash
, sampler
->hash_key
))
254 samplers_to_restore
[to_restore
++] = sampler
;
259 iter
= cso_hash_first_node(hash
);
261 /*remove elements until we're good */
262 /*fixme: currently we pick the nodes to remove at random*/
263 void *cso
= cso_hash_iter_data(iter
);
268 if (delete_cso(ctx
, cso
, type
)) {
269 iter
= cso_hash_erase(hash
, iter
);
272 iter
= cso_hash_iter_next(iter
);
275 if (type
== CSO_SAMPLER
) {
276 /* Put currently bound sampler states back into the hash table */
277 while (to_restore
--) {
278 struct cso_sampler
*sampler
= samplers_to_restore
[to_restore
];
280 cso_hash_insert(hash
, sampler
->hash_key
, sampler
);
283 FREE(samplers_to_restore
);
287 static void cso_init_vbuf(struct cso_context
*cso
, unsigned flags
)
289 struct u_vbuf_caps caps
;
291 /* Install u_vbuf if there is anything unsupported. */
292 if (u_vbuf_get_caps(cso
->pipe
->screen
, &caps
, flags
)) {
293 cso
->vbuf
= u_vbuf_create(cso
->pipe
, &caps
);
298 cso_create_context(struct pipe_context
*pipe
, unsigned u_vbuf_flags
)
300 struct cso_context
*ctx
= CALLOC_STRUCT(cso_context
);
304 ctx
->cache
= cso_cache_create();
305 if (ctx
->cache
== NULL
)
307 cso_cache_set_sanitize_callback(ctx
->cache
,
312 ctx
->sample_mask
= ~0;
314 cso_init_vbuf(ctx
, u_vbuf_flags
);
316 /* Enable for testing: */
317 if (0) cso_set_maximum_cache_size( ctx
->cache
, 4 );
319 if (pipe
->screen
->get_shader_param(pipe
->screen
, PIPE_SHADER_GEOMETRY
,
320 PIPE_SHADER_CAP_MAX_INSTRUCTIONS
) > 0) {
321 ctx
->has_geometry_shader
= TRUE
;
323 if (pipe
->screen
->get_shader_param(pipe
->screen
, PIPE_SHADER_TESS_CTRL
,
324 PIPE_SHADER_CAP_MAX_INSTRUCTIONS
) > 0) {
325 ctx
->has_tessellation
= TRUE
;
327 if (pipe
->screen
->get_shader_param(pipe
->screen
, PIPE_SHADER_COMPUTE
,
328 PIPE_SHADER_CAP_MAX_INSTRUCTIONS
) > 0) {
330 pipe
->screen
->get_shader_param(pipe
->screen
, PIPE_SHADER_COMPUTE
,
331 PIPE_SHADER_CAP_SUPPORTED_IRS
);
332 if (supported_irs
& (1 << PIPE_SHADER_IR_TGSI
)) {
333 ctx
->has_compute_shader
= TRUE
;
336 if (pipe
->screen
->get_param(pipe
->screen
,
337 PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS
) != 0) {
338 ctx
->has_streamout
= TRUE
;
341 ctx
->max_sampler_seen
= -1;
345 cso_destroy_context( ctx
);
350 * Free the CSO context.
352 void cso_destroy_context( struct cso_context
*ctx
)
357 ctx
->pipe
->bind_blend_state( ctx
->pipe
, NULL
);
358 ctx
->pipe
->bind_rasterizer_state( ctx
->pipe
, NULL
);
361 static struct pipe_sampler_view
*views
[PIPE_MAX_SHADER_SAMPLER_VIEWS
] = { NULL
};
362 static void *zeros
[PIPE_MAX_SAMPLERS
] = { NULL
};
363 struct pipe_screen
*scr
= ctx
->pipe
->screen
;
364 enum pipe_shader_type sh
;
365 for (sh
= 0; sh
< PIPE_SHADER_TYPES
; sh
++) {
366 int maxsam
= scr
->get_shader_param(scr
, sh
,
367 PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS
);
368 int maxview
= scr
->get_shader_param(scr
, sh
,
369 PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS
);
370 assert(maxsam
<= PIPE_MAX_SAMPLERS
);
371 assert(maxview
<= PIPE_MAX_SHADER_SAMPLER_VIEWS
);
373 ctx
->pipe
->bind_sampler_states(ctx
->pipe
, sh
, 0, maxsam
, zeros
);
376 ctx
->pipe
->set_sampler_views(ctx
->pipe
, sh
, 0, maxview
, views
);
381 ctx
->pipe
->bind_depth_stencil_alpha_state( ctx
->pipe
, NULL
);
382 ctx
->pipe
->bind_fs_state( ctx
->pipe
, NULL
);
383 ctx
->pipe
->set_constant_buffer(ctx
->pipe
, PIPE_SHADER_FRAGMENT
, 0, NULL
);
384 ctx
->pipe
->bind_vs_state( ctx
->pipe
, NULL
);
385 ctx
->pipe
->set_constant_buffer(ctx
->pipe
, PIPE_SHADER_VERTEX
, 0, NULL
);
386 if (ctx
->has_geometry_shader
) {
387 ctx
->pipe
->bind_gs_state(ctx
->pipe
, NULL
);
388 ctx
->pipe
->set_constant_buffer(ctx
->pipe
, PIPE_SHADER_GEOMETRY
, 0, NULL
);
390 if (ctx
->has_tessellation
) {
391 ctx
->pipe
->bind_tcs_state(ctx
->pipe
, NULL
);
392 ctx
->pipe
->set_constant_buffer(ctx
->pipe
, PIPE_SHADER_TESS_CTRL
, 0, NULL
);
393 ctx
->pipe
->bind_tes_state(ctx
->pipe
, NULL
);
394 ctx
->pipe
->set_constant_buffer(ctx
->pipe
, PIPE_SHADER_TESS_EVAL
, 0, NULL
);
396 if (ctx
->has_compute_shader
) {
397 ctx
->pipe
->bind_compute_state(ctx
->pipe
, NULL
);
398 ctx
->pipe
->set_constant_buffer(ctx
->pipe
, PIPE_SHADER_COMPUTE
, 0, NULL
);
400 ctx
->pipe
->bind_vertex_elements_state( ctx
->pipe
, NULL
);
402 if (ctx
->has_streamout
)
403 ctx
->pipe
->set_stream_output_targets(ctx
->pipe
, 0, NULL
, NULL
);
406 for (i
= 0; i
< ctx
->nr_fragment_views
; i
++) {
407 pipe_sampler_view_reference(&ctx
->fragment_views
[i
], NULL
);
409 for (i
= 0; i
< ctx
->nr_fragment_views_saved
; i
++) {
410 pipe_sampler_view_reference(&ctx
->fragment_views_saved
[i
], NULL
);
413 util_unreference_framebuffer_state(&ctx
->fb
);
414 util_unreference_framebuffer_state(&ctx
->fb_saved
);
416 pipe_vertex_buffer_unreference(&ctx
->vertex_buffer0_current
);
417 pipe_vertex_buffer_unreference(&ctx
->vertex_buffer0_saved
);
419 for (i
= 0; i
< PIPE_SHADER_TYPES
; i
++) {
420 pipe_resource_reference(&ctx
->aux_constbuf_current
[i
].buffer
, NULL
);
421 pipe_resource_reference(&ctx
->aux_constbuf_saved
[i
].buffer
, NULL
);
424 pipe_resource_reference(&ctx
->fragment_image0_current
.resource
, NULL
);
425 pipe_resource_reference(&ctx
->fragment_image0_saved
.resource
, NULL
);
427 for (i
= 0; i
< PIPE_MAX_SO_BUFFERS
; i
++) {
428 pipe_so_target_reference(&ctx
->so_targets
[i
], NULL
);
429 pipe_so_target_reference(&ctx
->so_targets_saved
[i
], NULL
);
433 cso_cache_delete( ctx
->cache
);
438 u_vbuf_destroy(ctx
->vbuf
);
443 /* Those function will either find the state of the given template
444 * in the cache or they will create a new state from the given
445 * template, insert it in the cache and return it.
449 * If the driver returns 0 from the create method then they will assign
450 * the data member of the cso to be the template itself.
453 enum pipe_error
cso_set_blend(struct cso_context
*ctx
,
454 const struct pipe_blend_state
*templ
)
456 unsigned key_size
, hash_key
;
457 struct cso_hash_iter iter
;
460 key_size
= templ
->independent_blend_enable
?
461 sizeof(struct pipe_blend_state
) :
462 (char *)&(templ
->rt
[1]) - (char *)templ
;
463 hash_key
= cso_construct_key((void*)templ
, key_size
);
464 iter
= cso_find_state_template(ctx
->cache
, hash_key
, CSO_BLEND
,
465 (void*)templ
, key_size
);
467 if (cso_hash_iter_is_null(iter
)) {
468 struct cso_blend
*cso
= MALLOC(sizeof(struct cso_blend
));
470 return PIPE_ERROR_OUT_OF_MEMORY
;
472 memset(&cso
->state
, 0, sizeof cso
->state
);
473 memcpy(&cso
->state
, templ
, key_size
);
474 cso
->data
= ctx
->pipe
->create_blend_state(ctx
->pipe
, &cso
->state
);
475 cso
->delete_state
= (cso_state_callback
)ctx
->pipe
->delete_blend_state
;
476 cso
->context
= ctx
->pipe
;
478 iter
= cso_insert_state(ctx
->cache
, hash_key
, CSO_BLEND
, cso
);
479 if (cso_hash_iter_is_null(iter
)) {
481 return PIPE_ERROR_OUT_OF_MEMORY
;
487 handle
= ((struct cso_blend
*)cso_hash_iter_data(iter
))->data
;
490 if (ctx
->blend
!= handle
) {
492 ctx
->pipe
->bind_blend_state(ctx
->pipe
, handle
);
498 cso_save_blend(struct cso_context
*ctx
)
500 assert(!ctx
->blend_saved
);
501 ctx
->blend_saved
= ctx
->blend
;
505 cso_restore_blend(struct cso_context
*ctx
)
507 if (ctx
->blend
!= ctx
->blend_saved
) {
508 ctx
->blend
= ctx
->blend_saved
;
509 ctx
->pipe
->bind_blend_state(ctx
->pipe
, ctx
->blend_saved
);
511 ctx
->blend_saved
= NULL
;
517 cso_set_depth_stencil_alpha(struct cso_context
*ctx
,
518 const struct pipe_depth_stencil_alpha_state
*templ
)
520 unsigned key_size
= sizeof(struct pipe_depth_stencil_alpha_state
);
521 unsigned hash_key
= cso_construct_key((void*)templ
, key_size
);
522 struct cso_hash_iter iter
= cso_find_state_template(ctx
->cache
,
524 CSO_DEPTH_STENCIL_ALPHA
,
525 (void*)templ
, key_size
);
528 if (cso_hash_iter_is_null(iter
)) {
529 struct cso_depth_stencil_alpha
*cso
=
530 MALLOC(sizeof(struct cso_depth_stencil_alpha
));
532 return PIPE_ERROR_OUT_OF_MEMORY
;
534 memcpy(&cso
->state
, templ
, sizeof(*templ
));
535 cso
->data
= ctx
->pipe
->create_depth_stencil_alpha_state(ctx
->pipe
,
538 (cso_state_callback
)ctx
->pipe
->delete_depth_stencil_alpha_state
;
539 cso
->context
= ctx
->pipe
;
541 iter
= cso_insert_state(ctx
->cache
, hash_key
,
542 CSO_DEPTH_STENCIL_ALPHA
, cso
);
543 if (cso_hash_iter_is_null(iter
)) {
545 return PIPE_ERROR_OUT_OF_MEMORY
;
551 handle
= ((struct cso_depth_stencil_alpha
*)
552 cso_hash_iter_data(iter
))->data
;
555 if (ctx
->depth_stencil
!= handle
) {
556 ctx
->depth_stencil
= handle
;
557 ctx
->pipe
->bind_depth_stencil_alpha_state(ctx
->pipe
, handle
);
563 cso_save_depth_stencil_alpha(struct cso_context
*ctx
)
565 assert(!ctx
->depth_stencil_saved
);
566 ctx
->depth_stencil_saved
= ctx
->depth_stencil
;
570 cso_restore_depth_stencil_alpha(struct cso_context
*ctx
)
572 if (ctx
->depth_stencil
!= ctx
->depth_stencil_saved
) {
573 ctx
->depth_stencil
= ctx
->depth_stencil_saved
;
574 ctx
->pipe
->bind_depth_stencil_alpha_state(ctx
->pipe
,
575 ctx
->depth_stencil_saved
);
577 ctx
->depth_stencil_saved
= NULL
;
582 enum pipe_error
cso_set_rasterizer(struct cso_context
*ctx
,
583 const struct pipe_rasterizer_state
*templ
)
585 unsigned key_size
= sizeof(struct pipe_rasterizer_state
);
586 unsigned hash_key
= cso_construct_key((void*)templ
, key_size
);
587 struct cso_hash_iter iter
= cso_find_state_template(ctx
->cache
,
590 (void*)templ
, key_size
);
593 /* We can't have both point_quad_rasterization (sprites) and point_smooth
594 * (round AA points) enabled at the same time.
596 assert(!(templ
->point_quad_rasterization
&& templ
->point_smooth
));
598 if (cso_hash_iter_is_null(iter
)) {
599 struct cso_rasterizer
*cso
= MALLOC(sizeof(struct cso_rasterizer
));
601 return PIPE_ERROR_OUT_OF_MEMORY
;
603 memcpy(&cso
->state
, templ
, sizeof(*templ
));
604 cso
->data
= ctx
->pipe
->create_rasterizer_state(ctx
->pipe
, &cso
->state
);
606 (cso_state_callback
)ctx
->pipe
->delete_rasterizer_state
;
607 cso
->context
= ctx
->pipe
;
609 iter
= cso_insert_state(ctx
->cache
, hash_key
, CSO_RASTERIZER
, cso
);
610 if (cso_hash_iter_is_null(iter
)) {
612 return PIPE_ERROR_OUT_OF_MEMORY
;
618 handle
= ((struct cso_rasterizer
*)cso_hash_iter_data(iter
))->data
;
621 if (ctx
->rasterizer
!= handle
) {
622 ctx
->rasterizer
= handle
;
623 ctx
->pipe
->bind_rasterizer_state(ctx
->pipe
, handle
);
629 cso_save_rasterizer(struct cso_context
*ctx
)
631 assert(!ctx
->rasterizer_saved
);
632 ctx
->rasterizer_saved
= ctx
->rasterizer
;
636 cso_restore_rasterizer(struct cso_context
*ctx
)
638 if (ctx
->rasterizer
!= ctx
->rasterizer_saved
) {
639 ctx
->rasterizer
= ctx
->rasterizer_saved
;
640 ctx
->pipe
->bind_rasterizer_state(ctx
->pipe
, ctx
->rasterizer_saved
);
642 ctx
->rasterizer_saved
= NULL
;
646 void cso_set_fragment_shader_handle(struct cso_context
*ctx
, void *handle
)
648 if (ctx
->fragment_shader
!= handle
) {
649 ctx
->fragment_shader
= handle
;
650 ctx
->pipe
->bind_fs_state(ctx
->pipe
, handle
);
654 void cso_delete_fragment_shader(struct cso_context
*ctx
, void *handle
)
656 if (handle
== ctx
->fragment_shader
) {
657 /* unbind before deleting */
658 ctx
->pipe
->bind_fs_state(ctx
->pipe
, NULL
);
659 ctx
->fragment_shader
= NULL
;
661 ctx
->pipe
->delete_fs_state(ctx
->pipe
, handle
);
665 cso_save_fragment_shader(struct cso_context
*ctx
)
667 assert(!ctx
->fragment_shader_saved
);
668 ctx
->fragment_shader_saved
= ctx
->fragment_shader
;
672 cso_restore_fragment_shader(struct cso_context
*ctx
)
674 if (ctx
->fragment_shader_saved
!= ctx
->fragment_shader
) {
675 ctx
->pipe
->bind_fs_state(ctx
->pipe
, ctx
->fragment_shader_saved
);
676 ctx
->fragment_shader
= ctx
->fragment_shader_saved
;
678 ctx
->fragment_shader_saved
= NULL
;
682 void cso_set_vertex_shader_handle(struct cso_context
*ctx
, void *handle
)
684 if (ctx
->vertex_shader
!= handle
) {
685 ctx
->vertex_shader
= handle
;
686 ctx
->pipe
->bind_vs_state(ctx
->pipe
, handle
);
690 void cso_delete_vertex_shader(struct cso_context
*ctx
, void *handle
)
692 if (handle
== ctx
->vertex_shader
) {
693 /* unbind before deleting */
694 ctx
->pipe
->bind_vs_state(ctx
->pipe
, NULL
);
695 ctx
->vertex_shader
= NULL
;
697 ctx
->pipe
->delete_vs_state(ctx
->pipe
, handle
);
701 cso_save_vertex_shader(struct cso_context
*ctx
)
703 assert(!ctx
->vertex_shader_saved
);
704 ctx
->vertex_shader_saved
= ctx
->vertex_shader
;
708 cso_restore_vertex_shader(struct cso_context
*ctx
)
710 if (ctx
->vertex_shader_saved
!= ctx
->vertex_shader
) {
711 ctx
->pipe
->bind_vs_state(ctx
->pipe
, ctx
->vertex_shader_saved
);
712 ctx
->vertex_shader
= ctx
->vertex_shader_saved
;
714 ctx
->vertex_shader_saved
= NULL
;
718 void cso_set_framebuffer(struct cso_context
*ctx
,
719 const struct pipe_framebuffer_state
*fb
)
721 if (memcmp(&ctx
->fb
, fb
, sizeof(*fb
)) != 0) {
722 util_copy_framebuffer_state(&ctx
->fb
, fb
);
723 ctx
->pipe
->set_framebuffer_state(ctx
->pipe
, fb
);
728 cso_save_framebuffer(struct cso_context
*ctx
)
730 util_copy_framebuffer_state(&ctx
->fb_saved
, &ctx
->fb
);
734 cso_restore_framebuffer(struct cso_context
*ctx
)
736 if (memcmp(&ctx
->fb
, &ctx
->fb_saved
, sizeof(ctx
->fb
))) {
737 util_copy_framebuffer_state(&ctx
->fb
, &ctx
->fb_saved
);
738 ctx
->pipe
->set_framebuffer_state(ctx
->pipe
, &ctx
->fb
);
739 util_unreference_framebuffer_state(&ctx
->fb_saved
);
744 void cso_set_viewport(struct cso_context
*ctx
,
745 const struct pipe_viewport_state
*vp
)
747 if (memcmp(&ctx
->vp
, vp
, sizeof(*vp
))) {
749 ctx
->pipe
->set_viewport_states(ctx
->pipe
, 0, 1, vp
);
754 * Setup viewport state for given width and height (position is always (0,0)).
755 * Invert the Y axis if 'invert' is true.
758 cso_set_viewport_dims(struct cso_context
*ctx
,
759 float width
, float height
, boolean invert
)
761 struct pipe_viewport_state vp
;
762 vp
.scale
[0] = width
* 0.5f
;
763 vp
.scale
[1] = height
* (invert
? -0.5f
: 0.5f
);
765 vp
.translate
[0] = 0.5f
* width
;
766 vp
.translate
[1] = 0.5f
* height
;
767 vp
.translate
[2] = 0.5f
;
768 cso_set_viewport(ctx
, &vp
);
772 cso_save_viewport(struct cso_context
*ctx
)
774 ctx
->vp_saved
= ctx
->vp
;
779 cso_restore_viewport(struct cso_context
*ctx
)
781 if (memcmp(&ctx
->vp
, &ctx
->vp_saved
, sizeof(ctx
->vp
))) {
782 ctx
->vp
= ctx
->vp_saved
;
783 ctx
->pipe
->set_viewport_states(ctx
->pipe
, 0, 1, &ctx
->vp
);
788 void cso_set_blend_color(struct cso_context
*ctx
,
789 const struct pipe_blend_color
*bc
)
791 if (memcmp(&ctx
->blend_color
, bc
, sizeof(ctx
->blend_color
))) {
792 ctx
->blend_color
= *bc
;
793 ctx
->pipe
->set_blend_color(ctx
->pipe
, bc
);
797 void cso_set_sample_mask(struct cso_context
*ctx
, unsigned sample_mask
)
799 if (ctx
->sample_mask
!= sample_mask
) {
800 ctx
->sample_mask
= sample_mask
;
801 ctx
->pipe
->set_sample_mask(ctx
->pipe
, sample_mask
);
806 cso_save_sample_mask(struct cso_context
*ctx
)
808 ctx
->sample_mask_saved
= ctx
->sample_mask
;
812 cso_restore_sample_mask(struct cso_context
*ctx
)
814 cso_set_sample_mask(ctx
, ctx
->sample_mask_saved
);
817 void cso_set_min_samples(struct cso_context
*ctx
, unsigned min_samples
)
819 if (ctx
->min_samples
!= min_samples
&& ctx
->pipe
->set_min_samples
) {
820 ctx
->min_samples
= min_samples
;
821 ctx
->pipe
->set_min_samples(ctx
->pipe
, min_samples
);
826 cso_save_min_samples(struct cso_context
*ctx
)
828 ctx
->min_samples_saved
= ctx
->min_samples
;
832 cso_restore_min_samples(struct cso_context
*ctx
)
834 cso_set_min_samples(ctx
, ctx
->min_samples_saved
);
837 void cso_set_stencil_ref(struct cso_context
*ctx
,
838 const struct pipe_stencil_ref
*sr
)
840 if (memcmp(&ctx
->stencil_ref
, sr
, sizeof(ctx
->stencil_ref
))) {
841 ctx
->stencil_ref
= *sr
;
842 ctx
->pipe
->set_stencil_ref(ctx
->pipe
, sr
);
847 cso_save_stencil_ref(struct cso_context
*ctx
)
849 ctx
->stencil_ref_saved
= ctx
->stencil_ref
;
854 cso_restore_stencil_ref(struct cso_context
*ctx
)
856 if (memcmp(&ctx
->stencil_ref
, &ctx
->stencil_ref_saved
,
857 sizeof(ctx
->stencil_ref
))) {
858 ctx
->stencil_ref
= ctx
->stencil_ref_saved
;
859 ctx
->pipe
->set_stencil_ref(ctx
->pipe
, &ctx
->stencil_ref
);
863 void cso_set_render_condition(struct cso_context
*ctx
,
864 struct pipe_query
*query
,
866 enum pipe_render_cond_flag mode
)
868 struct pipe_context
*pipe
= ctx
->pipe
;
870 if (ctx
->render_condition
!= query
||
871 ctx
->render_condition_mode
!= mode
||
872 ctx
->render_condition_cond
!= condition
) {
873 pipe
->render_condition(pipe
, query
, condition
, mode
);
874 ctx
->render_condition
= query
;
875 ctx
->render_condition_cond
= condition
;
876 ctx
->render_condition_mode
= mode
;
881 cso_save_render_condition(struct cso_context
*ctx
)
883 ctx
->render_condition_saved
= ctx
->render_condition
;
884 ctx
->render_condition_cond_saved
= ctx
->render_condition_cond
;
885 ctx
->render_condition_mode_saved
= ctx
->render_condition_mode
;
889 cso_restore_render_condition(struct cso_context
*ctx
)
891 cso_set_render_condition(ctx
, ctx
->render_condition_saved
,
892 ctx
->render_condition_cond_saved
,
893 ctx
->render_condition_mode_saved
);
896 void cso_set_geometry_shader_handle(struct cso_context
*ctx
, void *handle
)
898 assert(ctx
->has_geometry_shader
|| !handle
);
900 if (ctx
->has_geometry_shader
&& ctx
->geometry_shader
!= handle
) {
901 ctx
->geometry_shader
= handle
;
902 ctx
->pipe
->bind_gs_state(ctx
->pipe
, handle
);
906 void cso_delete_geometry_shader(struct cso_context
*ctx
, void *handle
)
908 if (handle
== ctx
->geometry_shader
) {
909 /* unbind before deleting */
910 ctx
->pipe
->bind_gs_state(ctx
->pipe
, NULL
);
911 ctx
->geometry_shader
= NULL
;
913 ctx
->pipe
->delete_gs_state(ctx
->pipe
, handle
);
917 cso_save_geometry_shader(struct cso_context
*ctx
)
919 if (!ctx
->has_geometry_shader
) {
923 assert(!ctx
->geometry_shader_saved
);
924 ctx
->geometry_shader_saved
= ctx
->geometry_shader
;
928 cso_restore_geometry_shader(struct cso_context
*ctx
)
930 if (!ctx
->has_geometry_shader
) {
934 if (ctx
->geometry_shader_saved
!= ctx
->geometry_shader
) {
935 ctx
->pipe
->bind_gs_state(ctx
->pipe
, ctx
->geometry_shader_saved
);
936 ctx
->geometry_shader
= ctx
->geometry_shader_saved
;
938 ctx
->geometry_shader_saved
= NULL
;
941 void cso_set_tessctrl_shader_handle(struct cso_context
*ctx
, void *handle
)
943 assert(ctx
->has_tessellation
|| !handle
);
945 if (ctx
->has_tessellation
&& ctx
->tessctrl_shader
!= handle
) {
946 ctx
->tessctrl_shader
= handle
;
947 ctx
->pipe
->bind_tcs_state(ctx
->pipe
, handle
);
951 void cso_delete_tessctrl_shader(struct cso_context
*ctx
, void *handle
)
953 if (handle
== ctx
->tessctrl_shader
) {
954 /* unbind before deleting */
955 ctx
->pipe
->bind_tcs_state(ctx
->pipe
, NULL
);
956 ctx
->tessctrl_shader
= NULL
;
958 ctx
->pipe
->delete_tcs_state(ctx
->pipe
, handle
);
962 cso_save_tessctrl_shader(struct cso_context
*ctx
)
964 if (!ctx
->has_tessellation
) {
968 assert(!ctx
->tessctrl_shader_saved
);
969 ctx
->tessctrl_shader_saved
= ctx
->tessctrl_shader
;
973 cso_restore_tessctrl_shader(struct cso_context
*ctx
)
975 if (!ctx
->has_tessellation
) {
979 if (ctx
->tessctrl_shader_saved
!= ctx
->tessctrl_shader
) {
980 ctx
->pipe
->bind_tcs_state(ctx
->pipe
, ctx
->tessctrl_shader_saved
);
981 ctx
->tessctrl_shader
= ctx
->tessctrl_shader_saved
;
983 ctx
->tessctrl_shader_saved
= NULL
;
986 void cso_set_tesseval_shader_handle(struct cso_context
*ctx
, void *handle
)
988 assert(ctx
->has_tessellation
|| !handle
);
990 if (ctx
->has_tessellation
&& ctx
->tesseval_shader
!= handle
) {
991 ctx
->tesseval_shader
= handle
;
992 ctx
->pipe
->bind_tes_state(ctx
->pipe
, handle
);
996 void cso_delete_tesseval_shader(struct cso_context
*ctx
, void *handle
)
998 if (handle
== ctx
->tesseval_shader
) {
999 /* unbind before deleting */
1000 ctx
->pipe
->bind_tes_state(ctx
->pipe
, NULL
);
1001 ctx
->tesseval_shader
= NULL
;
1003 ctx
->pipe
->delete_tes_state(ctx
->pipe
, handle
);
1007 cso_save_tesseval_shader(struct cso_context
*ctx
)
1009 if (!ctx
->has_tessellation
) {
1013 assert(!ctx
->tesseval_shader_saved
);
1014 ctx
->tesseval_shader_saved
= ctx
->tesseval_shader
;
1018 cso_restore_tesseval_shader(struct cso_context
*ctx
)
1020 if (!ctx
->has_tessellation
) {
1024 if (ctx
->tesseval_shader_saved
!= ctx
->tesseval_shader
) {
1025 ctx
->pipe
->bind_tes_state(ctx
->pipe
, ctx
->tesseval_shader_saved
);
1026 ctx
->tesseval_shader
= ctx
->tesseval_shader_saved
;
1028 ctx
->tesseval_shader_saved
= NULL
;
1031 void cso_set_compute_shader_handle(struct cso_context
*ctx
, void *handle
)
1033 assert(ctx
->has_compute_shader
|| !handle
);
1035 if (ctx
->has_compute_shader
&& ctx
->compute_shader
!= handle
) {
1036 ctx
->compute_shader
= handle
;
1037 ctx
->pipe
->bind_compute_state(ctx
->pipe
, handle
);
1041 void cso_delete_compute_shader(struct cso_context
*ctx
, void *handle
)
1043 if (handle
== ctx
->compute_shader
) {
1044 /* unbind before deleting */
1045 ctx
->pipe
->bind_compute_state(ctx
->pipe
, NULL
);
1046 ctx
->compute_shader
= NULL
;
1048 ctx
->pipe
->delete_compute_state(ctx
->pipe
, handle
);
1052 cso_set_vertex_elements(struct cso_context
*ctx
,
1054 const struct pipe_vertex_element
*states
)
1056 struct u_vbuf
*vbuf
= ctx
->vbuf
;
1057 unsigned key_size
, hash_key
;
1058 struct cso_hash_iter iter
;
1060 struct cso_velems_state velems_state
;
1063 u_vbuf_set_vertex_elements(vbuf
, count
, states
);
1067 /* Need to include the count into the stored state data too.
1068 * Otherwise first few count pipe_vertex_elements could be identical
1069 * even if count is different, and there's no guarantee the hash would
1070 * be different in that case neither.
1072 key_size
= sizeof(struct pipe_vertex_element
) * count
+ sizeof(unsigned);
1073 velems_state
.count
= count
;
1074 memcpy(velems_state
.velems
, states
,
1075 sizeof(struct pipe_vertex_element
) * count
);
1076 hash_key
= cso_construct_key((void*)&velems_state
, key_size
);
1077 iter
= cso_find_state_template(ctx
->cache
, hash_key
, CSO_VELEMENTS
,
1078 (void*)&velems_state
, key_size
);
1080 if (cso_hash_iter_is_null(iter
)) {
1081 struct cso_velements
*cso
= MALLOC(sizeof(struct cso_velements
));
1083 return PIPE_ERROR_OUT_OF_MEMORY
;
1085 memcpy(&cso
->state
, &velems_state
, key_size
);
1086 cso
->data
= ctx
->pipe
->create_vertex_elements_state(ctx
->pipe
, count
,
1087 &cso
->state
.velems
[0]);
1089 (cso_state_callback
) ctx
->pipe
->delete_vertex_elements_state
;
1090 cso
->context
= ctx
->pipe
;
1092 iter
= cso_insert_state(ctx
->cache
, hash_key
, CSO_VELEMENTS
, cso
);
1093 if (cso_hash_iter_is_null(iter
)) {
1095 return PIPE_ERROR_OUT_OF_MEMORY
;
1101 handle
= ((struct cso_velements
*)cso_hash_iter_data(iter
))->data
;
1104 if (ctx
->velements
!= handle
) {
1105 ctx
->velements
= handle
;
1106 ctx
->pipe
->bind_vertex_elements_state(ctx
->pipe
, handle
);
1112 cso_save_vertex_elements(struct cso_context
*ctx
)
1114 struct u_vbuf
*vbuf
= ctx
->vbuf
;
1117 u_vbuf_save_vertex_elements(vbuf
);
1121 assert(!ctx
->velements_saved
);
1122 ctx
->velements_saved
= ctx
->velements
;
1126 cso_restore_vertex_elements(struct cso_context
*ctx
)
1128 struct u_vbuf
*vbuf
= ctx
->vbuf
;
1131 u_vbuf_restore_vertex_elements(vbuf
);
1135 if (ctx
->velements
!= ctx
->velements_saved
) {
1136 ctx
->velements
= ctx
->velements_saved
;
1137 ctx
->pipe
->bind_vertex_elements_state(ctx
->pipe
, ctx
->velements_saved
);
1139 ctx
->velements_saved
= NULL
;
1142 /* vertex buffers */
1144 void cso_set_vertex_buffers(struct cso_context
*ctx
,
1145 unsigned start_slot
, unsigned count
,
1146 const struct pipe_vertex_buffer
*buffers
)
1148 struct u_vbuf
*vbuf
= ctx
->vbuf
;
1154 u_vbuf_set_vertex_buffers(vbuf
, start_slot
, count
, buffers
);
1158 /* Save what's in the auxiliary slot, so that we can save and restore it
1160 if (start_slot
== 0) {
1162 pipe_vertex_buffer_reference(&ctx
->vertex_buffer0_current
,
1165 pipe_vertex_buffer_unreference(&ctx
->vertex_buffer0_current
);
1169 ctx
->pipe
->set_vertex_buffers(ctx
->pipe
, start_slot
, count
, buffers
);
1173 cso_save_vertex_buffer0(struct cso_context
*ctx
)
1175 struct u_vbuf
*vbuf
= ctx
->vbuf
;
1178 u_vbuf_save_vertex_buffer0(vbuf
);
1182 pipe_vertex_buffer_reference(&ctx
->vertex_buffer0_saved
,
1183 &ctx
->vertex_buffer0_current
);
1187 cso_restore_vertex_buffer0(struct cso_context
*ctx
)
1189 struct u_vbuf
*vbuf
= ctx
->vbuf
;
1192 u_vbuf_restore_vertex_buffer0(vbuf
);
1196 cso_set_vertex_buffers(ctx
, 0, 1, &ctx
->vertex_buffer0_saved
);
1197 pipe_vertex_buffer_unreference(&ctx
->vertex_buffer0_saved
);
1202 cso_single_sampler(struct cso_context
*ctx
, enum pipe_shader_type shader_stage
,
1203 unsigned idx
, const struct pipe_sampler_state
*templ
)
1206 unsigned key_size
= sizeof(struct pipe_sampler_state
);
1207 unsigned hash_key
= cso_construct_key((void*)templ
, key_size
);
1208 struct cso_sampler
*cso
;
1209 struct cso_hash_iter iter
=
1210 cso_find_state_template(ctx
->cache
,
1211 hash_key
, CSO_SAMPLER
,
1212 (void *) templ
, key_size
);
1214 if (cso_hash_iter_is_null(iter
)) {
1215 cso
= MALLOC(sizeof(struct cso_sampler
));
1219 memcpy(&cso
->state
, templ
, sizeof(*templ
));
1220 cso
->data
= ctx
->pipe
->create_sampler_state(ctx
->pipe
, &cso
->state
);
1222 (cso_state_callback
) ctx
->pipe
->delete_sampler_state
;
1223 cso
->context
= ctx
->pipe
;
1224 cso
->hash_key
= hash_key
;
1226 iter
= cso_insert_state(ctx
->cache
, hash_key
, CSO_SAMPLER
, cso
);
1227 if (cso_hash_iter_is_null(iter
)) {
1233 cso
= cso_hash_iter_data(iter
);
1236 ctx
->samplers
[shader_stage
].cso_samplers
[idx
] = cso
;
1237 ctx
->samplers
[shader_stage
].samplers
[idx
] = cso
->data
;
1238 ctx
->max_sampler_seen
= MAX2(ctx
->max_sampler_seen
, (int)idx
);
1244 * Send staged sampler state to the driver.
1247 cso_single_sampler_done(struct cso_context
*ctx
,
1248 enum pipe_shader_type shader_stage
)
1250 struct sampler_info
*info
= &ctx
->samplers
[shader_stage
];
1252 if (ctx
->max_sampler_seen
== -1)
1255 ctx
->pipe
->bind_sampler_states(ctx
->pipe
, shader_stage
, 0,
1256 ctx
->max_sampler_seen
+ 1,
1258 ctx
->max_sampler_seen
= -1;
1263 * If the function encouters any errors it will return the
1264 * last one. Done to always try to set as many samplers
1268 cso_set_samplers(struct cso_context
*ctx
,
1269 enum pipe_shader_type shader_stage
,
1271 const struct pipe_sampler_state
**templates
)
1273 for (unsigned i
= 0; i
< nr
; i
++)
1274 cso_single_sampler(ctx
, shader_stage
, i
, templates
[i
]);
1276 cso_single_sampler_done(ctx
, shader_stage
);
1280 cso_save_fragment_samplers(struct cso_context
*ctx
)
1282 struct sampler_info
*info
= &ctx
->samplers
[PIPE_SHADER_FRAGMENT
];
1283 struct sampler_info
*saved
= &ctx
->fragment_samplers_saved
;
1285 memcpy(saved
->cso_samplers
, info
->cso_samplers
,
1286 sizeof(info
->cso_samplers
));
1287 memcpy(saved
->samplers
, info
->samplers
, sizeof(info
->samplers
));
1292 cso_restore_fragment_samplers(struct cso_context
*ctx
)
1294 struct sampler_info
*info
= &ctx
->samplers
[PIPE_SHADER_FRAGMENT
];
1295 struct sampler_info
*saved
= &ctx
->fragment_samplers_saved
;
1297 memcpy(info
->cso_samplers
, saved
->cso_samplers
,
1298 sizeof(info
->cso_samplers
));
1299 memcpy(info
->samplers
, saved
->samplers
, sizeof(info
->samplers
));
1301 for (int i
= PIPE_MAX_SAMPLERS
- 1; i
>= 0; i
--) {
1302 if (info
->samplers
[i
]) {
1303 ctx
->max_sampler_seen
= i
;
1308 cso_single_sampler_done(ctx
, PIPE_SHADER_FRAGMENT
);
1313 cso_set_sampler_views(struct cso_context
*ctx
,
1314 enum pipe_shader_type shader_stage
,
1316 struct pipe_sampler_view
**views
)
1318 if (shader_stage
== PIPE_SHADER_FRAGMENT
) {
1320 boolean any_change
= FALSE
;
1322 /* reference new views */
1323 for (i
= 0; i
< count
; i
++) {
1324 any_change
|= ctx
->fragment_views
[i
] != views
[i
];
1325 pipe_sampler_view_reference(&ctx
->fragment_views
[i
], views
[i
]);
1327 /* unref extra old views, if any */
1328 for (; i
< ctx
->nr_fragment_views
; i
++) {
1329 any_change
|= ctx
->fragment_views
[i
] != NULL
;
1330 pipe_sampler_view_reference(&ctx
->fragment_views
[i
], NULL
);
1333 /* bind the new sampler views */
1335 ctx
->pipe
->set_sampler_views(ctx
->pipe
, shader_stage
, 0,
1336 MAX2(ctx
->nr_fragment_views
, count
),
1337 ctx
->fragment_views
);
1340 ctx
->nr_fragment_views
= count
;
1343 ctx
->pipe
->set_sampler_views(ctx
->pipe
, shader_stage
, 0, count
, views
);
1348 cso_save_fragment_sampler_views(struct cso_context
*ctx
)
1352 ctx
->nr_fragment_views_saved
= ctx
->nr_fragment_views
;
1354 for (i
= 0; i
< ctx
->nr_fragment_views
; i
++) {
1355 assert(!ctx
->fragment_views_saved
[i
]);
1356 pipe_sampler_view_reference(&ctx
->fragment_views_saved
[i
],
1357 ctx
->fragment_views
[i
]);
1363 cso_restore_fragment_sampler_views(struct cso_context
*ctx
)
1365 unsigned i
, nr_saved
= ctx
->nr_fragment_views_saved
;
1368 for (i
= 0; i
< nr_saved
; i
++) {
1369 pipe_sampler_view_reference(&ctx
->fragment_views
[i
], NULL
);
1370 /* move the reference from one pointer to another */
1371 ctx
->fragment_views
[i
] = ctx
->fragment_views_saved
[i
];
1372 ctx
->fragment_views_saved
[i
] = NULL
;
1374 for (; i
< ctx
->nr_fragment_views
; i
++) {
1375 pipe_sampler_view_reference(&ctx
->fragment_views
[i
], NULL
);
1378 num
= MAX2(ctx
->nr_fragment_views
, nr_saved
);
1380 /* bind the old/saved sampler views */
1381 ctx
->pipe
->set_sampler_views(ctx
->pipe
, PIPE_SHADER_FRAGMENT
, 0, num
,
1382 ctx
->fragment_views
);
1384 ctx
->nr_fragment_views
= nr_saved
;
1385 ctx
->nr_fragment_views_saved
= 0;
1390 cso_set_shader_images(struct cso_context
*ctx
,
1391 enum pipe_shader_type shader_stage
,
1392 unsigned start
, unsigned count
,
1393 struct pipe_image_view
*images
)
1395 if (shader_stage
== PIPE_SHADER_FRAGMENT
&& start
== 0 && count
>= 1) {
1396 util_copy_image_view(&ctx
->fragment_image0_current
, &images
[0]);
1399 ctx
->pipe
->set_shader_images(ctx
->pipe
, shader_stage
, start
, count
, images
);
1404 cso_save_fragment_image0(struct cso_context
*ctx
)
1406 util_copy_image_view(&ctx
->fragment_image0_saved
,
1407 &ctx
->fragment_image0_current
);
1412 cso_restore_fragment_image0(struct cso_context
*ctx
)
1414 cso_set_shader_images(ctx
, PIPE_SHADER_FRAGMENT
, 0, 1,
1415 &ctx
->fragment_image0_saved
);
1420 cso_set_stream_outputs(struct cso_context
*ctx
,
1421 unsigned num_targets
,
1422 struct pipe_stream_output_target
**targets
,
1423 const unsigned *offsets
)
1425 struct pipe_context
*pipe
= ctx
->pipe
;
1428 if (!ctx
->has_streamout
) {
1429 assert(num_targets
== 0);
1433 if (ctx
->nr_so_targets
== 0 && num_targets
== 0) {
1434 /* Nothing to do. */
1438 /* reference new targets */
1439 for (i
= 0; i
< num_targets
; i
++) {
1440 pipe_so_target_reference(&ctx
->so_targets
[i
], targets
[i
]);
1442 /* unref extra old targets, if any */
1443 for (; i
< ctx
->nr_so_targets
; i
++) {
1444 pipe_so_target_reference(&ctx
->so_targets
[i
], NULL
);
1447 pipe
->set_stream_output_targets(pipe
, num_targets
, targets
,
1449 ctx
->nr_so_targets
= num_targets
;
1453 cso_save_stream_outputs(struct cso_context
*ctx
)
1457 if (!ctx
->has_streamout
) {
1461 ctx
->nr_so_targets_saved
= ctx
->nr_so_targets
;
1463 for (i
= 0; i
< ctx
->nr_so_targets
; i
++) {
1464 assert(!ctx
->so_targets_saved
[i
]);
1465 pipe_so_target_reference(&ctx
->so_targets_saved
[i
], ctx
->so_targets
[i
]);
1470 cso_restore_stream_outputs(struct cso_context
*ctx
)
1472 struct pipe_context
*pipe
= ctx
->pipe
;
1474 unsigned offset
[PIPE_MAX_SO_BUFFERS
];
1476 if (!ctx
->has_streamout
) {
1480 if (ctx
->nr_so_targets
== 0 && ctx
->nr_so_targets_saved
== 0) {
1481 /* Nothing to do. */
1485 assert(ctx
->nr_so_targets_saved
<= PIPE_MAX_SO_BUFFERS
);
1486 for (i
= 0; i
< ctx
->nr_so_targets_saved
; i
++) {
1487 pipe_so_target_reference(&ctx
->so_targets
[i
], NULL
);
1488 /* move the reference from one pointer to another */
1489 ctx
->so_targets
[i
] = ctx
->so_targets_saved
[i
];
1490 ctx
->so_targets_saved
[i
] = NULL
;
1491 /* -1 means append */
1492 offset
[i
] = (unsigned)-1;
1494 for (; i
< ctx
->nr_so_targets
; i
++) {
1495 pipe_so_target_reference(&ctx
->so_targets
[i
], NULL
);
1498 pipe
->set_stream_output_targets(pipe
, ctx
->nr_so_targets_saved
,
1499 ctx
->so_targets
, offset
);
1501 ctx
->nr_so_targets
= ctx
->nr_so_targets_saved
;
1502 ctx
->nr_so_targets_saved
= 0;
1505 /* constant buffers */
1508 cso_set_constant_buffer(struct cso_context
*cso
,
1509 enum pipe_shader_type shader_stage
,
1510 unsigned index
, struct pipe_constant_buffer
*cb
)
1512 struct pipe_context
*pipe
= cso
->pipe
;
1514 pipe
->set_constant_buffer(pipe
, shader_stage
, index
, cb
);
1517 util_copy_constant_buffer(&cso
->aux_constbuf_current
[shader_stage
], cb
);
1522 cso_set_constant_buffer_resource(struct cso_context
*cso
,
1523 enum pipe_shader_type shader_stage
,
1525 struct pipe_resource
*buffer
)
1528 struct pipe_constant_buffer cb
;
1530 cb
.buffer_offset
= 0;
1531 cb
.buffer_size
= buffer
->width0
;
1532 cb
.user_buffer
= NULL
;
1533 cso_set_constant_buffer(cso
, shader_stage
, index
, &cb
);
1535 cso_set_constant_buffer(cso
, shader_stage
, index
, NULL
);
1540 cso_set_constant_user_buffer(struct cso_context
*cso
,
1541 enum pipe_shader_type shader_stage
,
1542 unsigned index
, void *ptr
, unsigned size
)
1545 struct pipe_constant_buffer cb
;
1547 cb
.buffer_offset
= 0;
1548 cb
.buffer_size
= size
;
1549 cb
.user_buffer
= ptr
;
1550 cso_set_constant_buffer(cso
, shader_stage
, index
, &cb
);
1552 cso_set_constant_buffer(cso
, shader_stage
, index
, NULL
);
1557 cso_save_constant_buffer_slot0(struct cso_context
*cso
,
1558 enum pipe_shader_type shader_stage
)
1560 util_copy_constant_buffer(&cso
->aux_constbuf_saved
[shader_stage
],
1561 &cso
->aux_constbuf_current
[shader_stage
]);
1565 cso_restore_constant_buffer_slot0(struct cso_context
*cso
,
1566 enum pipe_shader_type shader_stage
)
1568 cso_set_constant_buffer(cso
, shader_stage
, 0,
1569 &cso
->aux_constbuf_saved
[shader_stage
]);
1570 pipe_resource_reference(&cso
->aux_constbuf_saved
[shader_stage
].buffer
,
1576 * Save all the CSO state items specified by the state_mask bitmask
1577 * of CSO_BIT_x flags.
1580 cso_save_state(struct cso_context
*cso
, unsigned state_mask
)
1582 assert(cso
->saved_state
== 0);
1584 cso
->saved_state
= state_mask
;
1586 if (state_mask
& CSO_BIT_AUX_VERTEX_BUFFER_SLOT
)
1587 cso_save_vertex_buffer0(cso
);
1588 if (state_mask
& CSO_BIT_BLEND
)
1589 cso_save_blend(cso
);
1590 if (state_mask
& CSO_BIT_DEPTH_STENCIL_ALPHA
)
1591 cso_save_depth_stencil_alpha(cso
);
1592 if (state_mask
& CSO_BIT_FRAGMENT_SAMPLERS
)
1593 cso_save_fragment_samplers(cso
);
1594 if (state_mask
& CSO_BIT_FRAGMENT_SAMPLER_VIEWS
)
1595 cso_save_fragment_sampler_views(cso
);
1596 if (state_mask
& CSO_BIT_FRAGMENT_SHADER
)
1597 cso_save_fragment_shader(cso
);
1598 if (state_mask
& CSO_BIT_FRAMEBUFFER
)
1599 cso_save_framebuffer(cso
);
1600 if (state_mask
& CSO_BIT_GEOMETRY_SHADER
)
1601 cso_save_geometry_shader(cso
);
1602 if (state_mask
& CSO_BIT_MIN_SAMPLES
)
1603 cso_save_min_samples(cso
);
1604 if (state_mask
& CSO_BIT_RASTERIZER
)
1605 cso_save_rasterizer(cso
);
1606 if (state_mask
& CSO_BIT_RENDER_CONDITION
)
1607 cso_save_render_condition(cso
);
1608 if (state_mask
& CSO_BIT_SAMPLE_MASK
)
1609 cso_save_sample_mask(cso
);
1610 if (state_mask
& CSO_BIT_STENCIL_REF
)
1611 cso_save_stencil_ref(cso
);
1612 if (state_mask
& CSO_BIT_STREAM_OUTPUTS
)
1613 cso_save_stream_outputs(cso
);
1614 if (state_mask
& CSO_BIT_TESSCTRL_SHADER
)
1615 cso_save_tessctrl_shader(cso
);
1616 if (state_mask
& CSO_BIT_TESSEVAL_SHADER
)
1617 cso_save_tesseval_shader(cso
);
1618 if (state_mask
& CSO_BIT_VERTEX_ELEMENTS
)
1619 cso_save_vertex_elements(cso
);
1620 if (state_mask
& CSO_BIT_VERTEX_SHADER
)
1621 cso_save_vertex_shader(cso
);
1622 if (state_mask
& CSO_BIT_VIEWPORT
)
1623 cso_save_viewport(cso
);
1624 if (state_mask
& CSO_BIT_PAUSE_QUERIES
)
1625 cso
->pipe
->set_active_query_state(cso
->pipe
, false);
1626 if (state_mask
& CSO_BIT_FRAGMENT_IMAGE0
)
1627 cso_save_fragment_image0(cso
);
1632 * Restore the state which was saved by cso_save_state().
1635 cso_restore_state(struct cso_context
*cso
)
1637 unsigned state_mask
= cso
->saved_state
;
1641 if (state_mask
& CSO_BIT_AUX_VERTEX_BUFFER_SLOT
)
1642 cso_restore_vertex_buffer0(cso
);
1643 if (state_mask
& CSO_BIT_BLEND
)
1644 cso_restore_blend(cso
);
1645 if (state_mask
& CSO_BIT_DEPTH_STENCIL_ALPHA
)
1646 cso_restore_depth_stencil_alpha(cso
);
1647 if (state_mask
& CSO_BIT_FRAGMENT_SAMPLERS
)
1648 cso_restore_fragment_samplers(cso
);
1649 if (state_mask
& CSO_BIT_FRAGMENT_SAMPLER_VIEWS
)
1650 cso_restore_fragment_sampler_views(cso
);
1651 if (state_mask
& CSO_BIT_FRAGMENT_SHADER
)
1652 cso_restore_fragment_shader(cso
);
1653 if (state_mask
& CSO_BIT_FRAMEBUFFER
)
1654 cso_restore_framebuffer(cso
);
1655 if (state_mask
& CSO_BIT_GEOMETRY_SHADER
)
1656 cso_restore_geometry_shader(cso
);
1657 if (state_mask
& CSO_BIT_MIN_SAMPLES
)
1658 cso_restore_min_samples(cso
);
1659 if (state_mask
& CSO_BIT_RASTERIZER
)
1660 cso_restore_rasterizer(cso
);
1661 if (state_mask
& CSO_BIT_RENDER_CONDITION
)
1662 cso_restore_render_condition(cso
);
1663 if (state_mask
& CSO_BIT_SAMPLE_MASK
)
1664 cso_restore_sample_mask(cso
);
1665 if (state_mask
& CSO_BIT_STENCIL_REF
)
1666 cso_restore_stencil_ref(cso
);
1667 if (state_mask
& CSO_BIT_STREAM_OUTPUTS
)
1668 cso_restore_stream_outputs(cso
);
1669 if (state_mask
& CSO_BIT_TESSCTRL_SHADER
)
1670 cso_restore_tessctrl_shader(cso
);
1671 if (state_mask
& CSO_BIT_TESSEVAL_SHADER
)
1672 cso_restore_tesseval_shader(cso
);
1673 if (state_mask
& CSO_BIT_VERTEX_ELEMENTS
)
1674 cso_restore_vertex_elements(cso
);
1675 if (state_mask
& CSO_BIT_VERTEX_SHADER
)
1676 cso_restore_vertex_shader(cso
);
1677 if (state_mask
& CSO_BIT_VIEWPORT
)
1678 cso_restore_viewport(cso
);
1679 if (state_mask
& CSO_BIT_PAUSE_QUERIES
)
1680 cso
->pipe
->set_active_query_state(cso
->pipe
, true);
1681 if (state_mask
& CSO_BIT_FRAGMENT_IMAGE0
)
1682 cso_restore_fragment_image0(cso
);
1684 cso
->saved_state
= 0;
1692 cso_draw_vbo(struct cso_context
*cso
,
1693 const struct pipe_draw_info
*info
)
1695 struct u_vbuf
*vbuf
= cso
->vbuf
;
1697 /* We can't have both indirect drawing and SO-vertex-count drawing */
1698 assert(info
->indirect
== NULL
|| info
->count_from_stream_output
== NULL
);
1700 /* We can't have SO-vertex-count drawing with an index buffer */
1701 assert(info
->count_from_stream_output
== NULL
|| info
->index_size
== 0);
1704 u_vbuf_draw_vbo(vbuf
, info
);
1706 struct pipe_context
*pipe
= cso
->pipe
;
1707 pipe
->draw_vbo(pipe
, info
);
1712 cso_draw_arrays(struct cso_context
*cso
, uint mode
, uint start
, uint count
)
1714 struct pipe_draw_info info
;
1716 util_draw_init_info(&info
);
1721 info
.min_index
= start
;
1722 info
.max_index
= start
+ count
- 1;
1724 cso_draw_vbo(cso
, &info
);
1728 cso_draw_arrays_instanced(struct cso_context
*cso
, uint mode
,
1729 uint start
, uint count
,
1730 uint start_instance
, uint instance_count
)
1732 struct pipe_draw_info info
;
1734 util_draw_init_info(&info
);
1739 info
.min_index
= start
;
1740 info
.max_index
= start
+ count
- 1;
1741 info
.start_instance
= start_instance
;
1742 info
.instance_count
= instance_count
;
1744 cso_draw_vbo(cso
, &info
);