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 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 void *fragment_samplers_saved
[PIPE_MAX_SAMPLERS
];
83 unsigned nr_fragment_samplers_saved
;
85 struct sampler_info samplers
[PIPE_SHADER_TYPES
];
87 struct pipe_vertex_buffer aux_vertex_buffer_current
;
88 struct pipe_vertex_buffer aux_vertex_buffer_saved
;
89 unsigned aux_vertex_buffer_index
;
91 struct pipe_constant_buffer aux_constbuf_current
[PIPE_SHADER_TYPES
];
92 struct pipe_constant_buffer aux_constbuf_saved
[PIPE_SHADER_TYPES
];
94 unsigned nr_so_targets
;
95 struct pipe_stream_output_target
*so_targets
[PIPE_MAX_SO_BUFFERS
];
97 unsigned nr_so_targets_saved
;
98 struct pipe_stream_output_target
*so_targets_saved
[PIPE_MAX_SO_BUFFERS
];
100 /** Current and saved state.
101 * The saved state is used as a 1-deep stack.
103 void *blend
, *blend_saved
;
104 void *depth_stencil
, *depth_stencil_saved
;
105 void *rasterizer
, *rasterizer_saved
;
106 void *fragment_shader
, *fragment_shader_saved
;
107 void *vertex_shader
, *vertex_shader_saved
;
108 void *geometry_shader
, *geometry_shader_saved
;
109 void *tessctrl_shader
, *tessctrl_shader_saved
;
110 void *tesseval_shader
, *tesseval_shader_saved
;
111 void *compute_shader
;
112 void *velements
, *velements_saved
;
113 struct pipe_query
*render_condition
, *render_condition_saved
;
114 uint render_condition_mode
, render_condition_mode_saved
;
115 boolean render_condition_cond
, render_condition_cond_saved
;
117 struct pipe_framebuffer_state fb
, fb_saved
;
118 struct pipe_viewport_state vp
, vp_saved
;
119 struct pipe_blend_color blend_color
;
120 unsigned sample_mask
, sample_mask_saved
;
121 unsigned min_samples
, min_samples_saved
;
122 struct pipe_stencil_ref stencil_ref
, stencil_ref_saved
;
126 static boolean
delete_blend_state(struct cso_context
*ctx
, void *state
)
128 struct cso_blend
*cso
= (struct cso_blend
*)state
;
130 if (ctx
->blend
== cso
->data
)
133 if (cso
->delete_state
)
134 cso
->delete_state(cso
->context
, cso
->data
);
139 static boolean
delete_depth_stencil_state(struct cso_context
*ctx
, void *state
)
141 struct cso_depth_stencil_alpha
*cso
=
142 (struct cso_depth_stencil_alpha
*)state
;
144 if (ctx
->depth_stencil
== cso
->data
)
147 if (cso
->delete_state
)
148 cso
->delete_state(cso
->context
, cso
->data
);
154 static boolean
delete_sampler_state(struct cso_context
*ctx
, void *state
)
156 struct cso_sampler
*cso
= (struct cso_sampler
*)state
;
157 if (cso
->delete_state
)
158 cso
->delete_state(cso
->context
, cso
->data
);
163 static boolean
delete_rasterizer_state(struct cso_context
*ctx
, void *state
)
165 struct cso_rasterizer
*cso
= (struct cso_rasterizer
*)state
;
167 if (ctx
->rasterizer
== cso
->data
)
169 if (cso
->delete_state
)
170 cso
->delete_state(cso
->context
, cso
->data
);
175 static boolean
delete_vertex_elements(struct cso_context
*ctx
,
178 struct cso_velements
*cso
= (struct cso_velements
*)state
;
180 if (ctx
->velements
== cso
->data
)
183 if (cso
->delete_state
)
184 cso
->delete_state(cso
->context
, cso
->data
);
190 static inline boolean
delete_cso(struct cso_context
*ctx
,
191 void *state
, enum cso_cache_type type
)
195 return delete_blend_state(ctx
, state
);
197 return delete_sampler_state(ctx
, state
);
198 case CSO_DEPTH_STENCIL_ALPHA
:
199 return delete_depth_stencil_state(ctx
, state
);
201 return delete_rasterizer_state(ctx
, state
);
203 return delete_vertex_elements(ctx
, state
);
212 sanitize_hash(struct cso_hash
*hash
, enum cso_cache_type type
,
213 int max_size
, void *user_data
)
215 struct cso_context
*ctx
= (struct cso_context
*)user_data
;
216 /* if we're approach the maximum size, remove fourth of the entries
217 * otherwise every subsequent call will go through the same */
218 int hash_size
= cso_hash_size(hash
);
219 int max_entries
= (max_size
> hash_size
) ? max_size
: hash_size
;
220 int to_remove
= (max_size
< max_entries
) * max_entries
/4;
221 struct cso_hash_iter iter
= cso_hash_first_node(hash
);
222 if (hash_size
> max_size
)
223 to_remove
+= hash_size
- max_size
;
225 /*remove elements until we're good */
226 /*fixme: currently we pick the nodes to remove at random*/
227 void *cso
= cso_hash_iter_data(iter
);
228 if (delete_cso(ctx
, cso
, type
)) {
229 iter
= cso_hash_erase(hash
, iter
);
232 iter
= cso_hash_iter_next(iter
);
236 static void cso_init_vbuf(struct cso_context
*cso
)
238 struct u_vbuf_caps caps
;
240 /* Install u_vbuf if there is anything unsupported. */
241 if (u_vbuf_get_caps(cso
->pipe
->screen
, &caps
)) {
242 cso
->vbuf
= u_vbuf_create(cso
->pipe
, &caps
,
243 cso
->aux_vertex_buffer_index
);
247 struct cso_context
*cso_create_context( struct pipe_context
*pipe
)
249 struct cso_context
*ctx
= CALLOC_STRUCT(cso_context
);
253 ctx
->cache
= cso_cache_create();
254 if (ctx
->cache
== NULL
)
256 cso_cache_set_sanitize_callback(ctx
->cache
,
261 ctx
->sample_mask
= ~0;
263 ctx
->aux_vertex_buffer_index
= 0; /* 0 for now */
267 /* Enable for testing: */
268 if (0) cso_set_maximum_cache_size( ctx
->cache
, 4 );
270 if (pipe
->screen
->get_shader_param(pipe
->screen
, PIPE_SHADER_GEOMETRY
,
271 PIPE_SHADER_CAP_MAX_INSTRUCTIONS
) > 0) {
272 ctx
->has_geometry_shader
= TRUE
;
274 if (pipe
->screen
->get_shader_param(pipe
->screen
, PIPE_SHADER_TESS_CTRL
,
275 PIPE_SHADER_CAP_MAX_INSTRUCTIONS
) > 0) {
276 ctx
->has_tessellation
= TRUE
;
278 if (pipe
->screen
->get_shader_param(pipe
->screen
, PIPE_SHADER_COMPUTE
,
279 PIPE_SHADER_CAP_MAX_INSTRUCTIONS
) > 0) {
281 pipe
->screen
->get_shader_param(pipe
->screen
, PIPE_SHADER_COMPUTE
,
282 PIPE_SHADER_CAP_SUPPORTED_IRS
);
283 if (supported_irs
& (1 << PIPE_SHADER_IR_TGSI
)) {
284 ctx
->has_compute_shader
= TRUE
;
287 if (pipe
->screen
->get_param(pipe
->screen
,
288 PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS
) != 0) {
289 ctx
->has_streamout
= TRUE
;
295 cso_destroy_context( ctx
);
300 * Free the CSO context.
302 void cso_destroy_context( struct cso_context
*ctx
)
307 ctx
->pipe
->set_index_buffer(ctx
->pipe
, NULL
);
309 ctx
->pipe
->bind_blend_state( ctx
->pipe
, NULL
);
310 ctx
->pipe
->bind_rasterizer_state( ctx
->pipe
, NULL
);
313 static struct pipe_sampler_view
*views
[PIPE_MAX_SHADER_SAMPLER_VIEWS
] = { NULL
};
314 static void *zeros
[PIPE_MAX_SAMPLERS
] = { NULL
};
315 struct pipe_screen
*scr
= ctx
->pipe
->screen
;
317 for (sh
= 0; sh
< PIPE_SHADER_TYPES
; sh
++) {
318 int maxsam
= scr
->get_shader_param(scr
, sh
,
319 PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS
);
320 int maxview
= scr
->get_shader_param(scr
, sh
,
321 PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS
);
322 assert(maxsam
<= PIPE_MAX_SAMPLERS
);
323 assert(maxview
<= PIPE_MAX_SHADER_SAMPLER_VIEWS
);
325 ctx
->pipe
->bind_sampler_states(ctx
->pipe
, sh
, 0, maxsam
, zeros
);
328 ctx
->pipe
->set_sampler_views(ctx
->pipe
, sh
, 0, maxview
, views
);
333 ctx
->pipe
->bind_depth_stencil_alpha_state( ctx
->pipe
, NULL
);
334 ctx
->pipe
->bind_fs_state( ctx
->pipe
, NULL
);
335 ctx
->pipe
->set_constant_buffer(ctx
->pipe
, PIPE_SHADER_FRAGMENT
, 0, NULL
);
336 ctx
->pipe
->bind_vs_state( ctx
->pipe
, NULL
);
337 ctx
->pipe
->set_constant_buffer(ctx
->pipe
, PIPE_SHADER_VERTEX
, 0, NULL
);
338 if (ctx
->has_geometry_shader
) {
339 ctx
->pipe
->bind_gs_state(ctx
->pipe
, NULL
);
340 ctx
->pipe
->set_constant_buffer(ctx
->pipe
, PIPE_SHADER_GEOMETRY
, 0, NULL
);
342 if (ctx
->has_tessellation
) {
343 ctx
->pipe
->bind_tcs_state(ctx
->pipe
, NULL
);
344 ctx
->pipe
->set_constant_buffer(ctx
->pipe
, PIPE_SHADER_TESS_CTRL
, 0, NULL
);
345 ctx
->pipe
->bind_tes_state(ctx
->pipe
, NULL
);
346 ctx
->pipe
->set_constant_buffer(ctx
->pipe
, PIPE_SHADER_TESS_EVAL
, 0, NULL
);
348 if (ctx
->has_compute_shader
) {
349 ctx
->pipe
->bind_compute_state(ctx
->pipe
, NULL
);
350 ctx
->pipe
->set_constant_buffer(ctx
->pipe
, PIPE_SHADER_COMPUTE
, 0, NULL
);
352 ctx
->pipe
->bind_vertex_elements_state( ctx
->pipe
, NULL
);
354 if (ctx
->has_streamout
)
355 ctx
->pipe
->set_stream_output_targets(ctx
->pipe
, 0, NULL
, NULL
);
358 for (i
= 0; i
< PIPE_MAX_SHADER_SAMPLER_VIEWS
; i
++) {
359 pipe_sampler_view_reference(&ctx
->fragment_views
[i
], NULL
);
360 pipe_sampler_view_reference(&ctx
->fragment_views_saved
[i
], NULL
);
363 util_unreference_framebuffer_state(&ctx
->fb
);
364 util_unreference_framebuffer_state(&ctx
->fb_saved
);
366 pipe_resource_reference(&ctx
->aux_vertex_buffer_current
.buffer
, NULL
);
367 pipe_resource_reference(&ctx
->aux_vertex_buffer_saved
.buffer
, NULL
);
369 for (i
= 0; i
< PIPE_SHADER_TYPES
; i
++) {
370 pipe_resource_reference(&ctx
->aux_constbuf_current
[i
].buffer
, NULL
);
371 pipe_resource_reference(&ctx
->aux_constbuf_saved
[i
].buffer
, NULL
);
374 for (i
= 0; i
< PIPE_MAX_SO_BUFFERS
; i
++) {
375 pipe_so_target_reference(&ctx
->so_targets
[i
], NULL
);
376 pipe_so_target_reference(&ctx
->so_targets_saved
[i
], NULL
);
380 cso_cache_delete( ctx
->cache
);
385 u_vbuf_destroy(ctx
->vbuf
);
390 /* Those function will either find the state of the given template
391 * in the cache or they will create a new state from the given
392 * template, insert it in the cache and return it.
396 * If the driver returns 0 from the create method then they will assign
397 * the data member of the cso to be the template itself.
400 enum pipe_error
cso_set_blend(struct cso_context
*ctx
,
401 const struct pipe_blend_state
*templ
)
403 unsigned key_size
, hash_key
;
404 struct cso_hash_iter iter
;
407 key_size
= templ
->independent_blend_enable
?
408 sizeof(struct pipe_blend_state
) :
409 (char *)&(templ
->rt
[1]) - (char *)templ
;
410 hash_key
= cso_construct_key((void*)templ
, key_size
);
411 iter
= cso_find_state_template(ctx
->cache
, hash_key
, CSO_BLEND
,
412 (void*)templ
, key_size
);
414 if (cso_hash_iter_is_null(iter
)) {
415 struct cso_blend
*cso
= MALLOC(sizeof(struct cso_blend
));
417 return PIPE_ERROR_OUT_OF_MEMORY
;
419 memset(&cso
->state
, 0, sizeof cso
->state
);
420 memcpy(&cso
->state
, templ
, key_size
);
421 cso
->data
= ctx
->pipe
->create_blend_state(ctx
->pipe
, &cso
->state
);
422 cso
->delete_state
= (cso_state_callback
)ctx
->pipe
->delete_blend_state
;
423 cso
->context
= ctx
->pipe
;
425 iter
= cso_insert_state(ctx
->cache
, hash_key
, CSO_BLEND
, cso
);
426 if (cso_hash_iter_is_null(iter
)) {
428 return PIPE_ERROR_OUT_OF_MEMORY
;
434 handle
= ((struct cso_blend
*)cso_hash_iter_data(iter
))->data
;
437 if (ctx
->blend
!= handle
) {
439 ctx
->pipe
->bind_blend_state(ctx
->pipe
, handle
);
445 cso_save_blend(struct cso_context
*ctx
)
447 assert(!ctx
->blend_saved
);
448 ctx
->blend_saved
= ctx
->blend
;
452 cso_restore_blend(struct cso_context
*ctx
)
454 if (ctx
->blend
!= ctx
->blend_saved
) {
455 ctx
->blend
= ctx
->blend_saved
;
456 ctx
->pipe
->bind_blend_state(ctx
->pipe
, ctx
->blend_saved
);
458 ctx
->blend_saved
= NULL
;
464 cso_set_depth_stencil_alpha(struct cso_context
*ctx
,
465 const struct pipe_depth_stencil_alpha_state
*templ
)
467 unsigned key_size
= sizeof(struct pipe_depth_stencil_alpha_state
);
468 unsigned hash_key
= cso_construct_key((void*)templ
, key_size
);
469 struct cso_hash_iter iter
= cso_find_state_template(ctx
->cache
,
471 CSO_DEPTH_STENCIL_ALPHA
,
472 (void*)templ
, key_size
);
475 if (cso_hash_iter_is_null(iter
)) {
476 struct cso_depth_stencil_alpha
*cso
=
477 MALLOC(sizeof(struct cso_depth_stencil_alpha
));
479 return PIPE_ERROR_OUT_OF_MEMORY
;
481 memcpy(&cso
->state
, templ
, sizeof(*templ
));
482 cso
->data
= ctx
->pipe
->create_depth_stencil_alpha_state(ctx
->pipe
,
485 (cso_state_callback
)ctx
->pipe
->delete_depth_stencil_alpha_state
;
486 cso
->context
= ctx
->pipe
;
488 iter
= cso_insert_state(ctx
->cache
, hash_key
,
489 CSO_DEPTH_STENCIL_ALPHA
, cso
);
490 if (cso_hash_iter_is_null(iter
)) {
492 return PIPE_ERROR_OUT_OF_MEMORY
;
498 handle
= ((struct cso_depth_stencil_alpha
*)
499 cso_hash_iter_data(iter
))->data
;
502 if (ctx
->depth_stencil
!= handle
) {
503 ctx
->depth_stencil
= handle
;
504 ctx
->pipe
->bind_depth_stencil_alpha_state(ctx
->pipe
, handle
);
510 cso_save_depth_stencil_alpha(struct cso_context
*ctx
)
512 assert(!ctx
->depth_stencil_saved
);
513 ctx
->depth_stencil_saved
= ctx
->depth_stencil
;
517 cso_restore_depth_stencil_alpha(struct cso_context
*ctx
)
519 if (ctx
->depth_stencil
!= ctx
->depth_stencil_saved
) {
520 ctx
->depth_stencil
= ctx
->depth_stencil_saved
;
521 ctx
->pipe
->bind_depth_stencil_alpha_state(ctx
->pipe
,
522 ctx
->depth_stencil_saved
);
524 ctx
->depth_stencil_saved
= NULL
;
529 enum pipe_error
cso_set_rasterizer(struct cso_context
*ctx
,
530 const struct pipe_rasterizer_state
*templ
)
532 unsigned key_size
= sizeof(struct pipe_rasterizer_state
);
533 unsigned hash_key
= cso_construct_key((void*)templ
, key_size
);
534 struct cso_hash_iter iter
= cso_find_state_template(ctx
->cache
,
537 (void*)templ
, key_size
);
540 if (cso_hash_iter_is_null(iter
)) {
541 struct cso_rasterizer
*cso
= MALLOC(sizeof(struct cso_rasterizer
));
543 return PIPE_ERROR_OUT_OF_MEMORY
;
545 memcpy(&cso
->state
, templ
, sizeof(*templ
));
546 cso
->data
= ctx
->pipe
->create_rasterizer_state(ctx
->pipe
, &cso
->state
);
548 (cso_state_callback
)ctx
->pipe
->delete_rasterizer_state
;
549 cso
->context
= ctx
->pipe
;
551 iter
= cso_insert_state(ctx
->cache
, hash_key
, CSO_RASTERIZER
, cso
);
552 if (cso_hash_iter_is_null(iter
)) {
554 return PIPE_ERROR_OUT_OF_MEMORY
;
560 handle
= ((struct cso_rasterizer
*)cso_hash_iter_data(iter
))->data
;
563 if (ctx
->rasterizer
!= handle
) {
564 ctx
->rasterizer
= handle
;
565 ctx
->pipe
->bind_rasterizer_state(ctx
->pipe
, handle
);
571 cso_save_rasterizer(struct cso_context
*ctx
)
573 assert(!ctx
->rasterizer_saved
);
574 ctx
->rasterizer_saved
= ctx
->rasterizer
;
578 cso_restore_rasterizer(struct cso_context
*ctx
)
580 if (ctx
->rasterizer
!= ctx
->rasterizer_saved
) {
581 ctx
->rasterizer
= ctx
->rasterizer_saved
;
582 ctx
->pipe
->bind_rasterizer_state(ctx
->pipe
, ctx
->rasterizer_saved
);
584 ctx
->rasterizer_saved
= NULL
;
588 void cso_set_fragment_shader_handle(struct cso_context
*ctx
, void *handle
)
590 if (ctx
->fragment_shader
!= handle
) {
591 ctx
->fragment_shader
= handle
;
592 ctx
->pipe
->bind_fs_state(ctx
->pipe
, handle
);
596 void cso_delete_fragment_shader(struct cso_context
*ctx
, void *handle
)
598 if (handle
== ctx
->fragment_shader
) {
599 /* unbind before deleting */
600 ctx
->pipe
->bind_fs_state(ctx
->pipe
, NULL
);
601 ctx
->fragment_shader
= NULL
;
603 ctx
->pipe
->delete_fs_state(ctx
->pipe
, handle
);
607 cso_save_fragment_shader(struct cso_context
*ctx
)
609 assert(!ctx
->fragment_shader_saved
);
610 ctx
->fragment_shader_saved
= ctx
->fragment_shader
;
614 cso_restore_fragment_shader(struct cso_context
*ctx
)
616 if (ctx
->fragment_shader_saved
!= ctx
->fragment_shader
) {
617 ctx
->pipe
->bind_fs_state(ctx
->pipe
, ctx
->fragment_shader_saved
);
618 ctx
->fragment_shader
= ctx
->fragment_shader_saved
;
620 ctx
->fragment_shader_saved
= NULL
;
624 void cso_set_vertex_shader_handle(struct cso_context
*ctx
, void *handle
)
626 if (ctx
->vertex_shader
!= handle
) {
627 ctx
->vertex_shader
= handle
;
628 ctx
->pipe
->bind_vs_state(ctx
->pipe
, handle
);
632 void cso_delete_vertex_shader(struct cso_context
*ctx
, void *handle
)
634 if (handle
== ctx
->vertex_shader
) {
635 /* unbind before deleting */
636 ctx
->pipe
->bind_vs_state(ctx
->pipe
, NULL
);
637 ctx
->vertex_shader
= NULL
;
639 ctx
->pipe
->delete_vs_state(ctx
->pipe
, handle
);
643 cso_save_vertex_shader(struct cso_context
*ctx
)
645 assert(!ctx
->vertex_shader_saved
);
646 ctx
->vertex_shader_saved
= ctx
->vertex_shader
;
650 cso_restore_vertex_shader(struct cso_context
*ctx
)
652 if (ctx
->vertex_shader_saved
!= ctx
->vertex_shader
) {
653 ctx
->pipe
->bind_vs_state(ctx
->pipe
, ctx
->vertex_shader_saved
);
654 ctx
->vertex_shader
= ctx
->vertex_shader_saved
;
656 ctx
->vertex_shader_saved
= NULL
;
660 void cso_set_framebuffer(struct cso_context
*ctx
,
661 const struct pipe_framebuffer_state
*fb
)
663 if (memcmp(&ctx
->fb
, fb
, sizeof(*fb
)) != 0) {
664 util_copy_framebuffer_state(&ctx
->fb
, fb
);
665 ctx
->pipe
->set_framebuffer_state(ctx
->pipe
, fb
);
670 cso_save_framebuffer(struct cso_context
*ctx
)
672 util_copy_framebuffer_state(&ctx
->fb_saved
, &ctx
->fb
);
676 cso_restore_framebuffer(struct cso_context
*ctx
)
678 if (memcmp(&ctx
->fb
, &ctx
->fb_saved
, sizeof(ctx
->fb
))) {
679 util_copy_framebuffer_state(&ctx
->fb
, &ctx
->fb_saved
);
680 ctx
->pipe
->set_framebuffer_state(ctx
->pipe
, &ctx
->fb
);
681 util_unreference_framebuffer_state(&ctx
->fb_saved
);
686 void cso_set_viewport(struct cso_context
*ctx
,
687 const struct pipe_viewport_state
*vp
)
689 if (memcmp(&ctx
->vp
, vp
, sizeof(*vp
))) {
691 ctx
->pipe
->set_viewport_states(ctx
->pipe
, 0, 1, vp
);
696 * Setup viewport state for given width and height (position is always (0,0)).
697 * Invert the Y axis if 'invert' is true.
700 cso_set_viewport_dims(struct cso_context
*ctx
,
701 float width
, float height
, boolean invert
)
703 struct pipe_viewport_state vp
;
704 vp
.scale
[0] = width
* 0.5f
;
705 vp
.scale
[1] = height
* (invert
? -0.5f
: 0.5f
);
707 vp
.translate
[0] = 0.5f
* width
;
708 vp
.translate
[1] = 0.5f
* height
;
709 vp
.translate
[2] = 0.5f
;
710 cso_set_viewport(ctx
, &vp
);
714 cso_save_viewport(struct cso_context
*ctx
)
716 ctx
->vp_saved
= ctx
->vp
;
721 cso_restore_viewport(struct cso_context
*ctx
)
723 if (memcmp(&ctx
->vp
, &ctx
->vp_saved
, sizeof(ctx
->vp
))) {
724 ctx
->vp
= ctx
->vp_saved
;
725 ctx
->pipe
->set_viewport_states(ctx
->pipe
, 0, 1, &ctx
->vp
);
730 void cso_set_blend_color(struct cso_context
*ctx
,
731 const struct pipe_blend_color
*bc
)
733 if (memcmp(&ctx
->blend_color
, bc
, sizeof(ctx
->blend_color
))) {
734 ctx
->blend_color
= *bc
;
735 ctx
->pipe
->set_blend_color(ctx
->pipe
, bc
);
739 void cso_set_sample_mask(struct cso_context
*ctx
, unsigned sample_mask
)
741 if (ctx
->sample_mask
!= sample_mask
) {
742 ctx
->sample_mask
= sample_mask
;
743 ctx
->pipe
->set_sample_mask(ctx
->pipe
, sample_mask
);
748 cso_save_sample_mask(struct cso_context
*ctx
)
750 ctx
->sample_mask_saved
= ctx
->sample_mask
;
754 cso_restore_sample_mask(struct cso_context
*ctx
)
756 cso_set_sample_mask(ctx
, ctx
->sample_mask_saved
);
759 void cso_set_min_samples(struct cso_context
*ctx
, unsigned min_samples
)
761 if (ctx
->min_samples
!= min_samples
&& ctx
->pipe
->set_min_samples
) {
762 ctx
->min_samples
= min_samples
;
763 ctx
->pipe
->set_min_samples(ctx
->pipe
, min_samples
);
768 cso_save_min_samples(struct cso_context
*ctx
)
770 ctx
->min_samples_saved
= ctx
->min_samples
;
774 cso_restore_min_samples(struct cso_context
*ctx
)
776 cso_set_min_samples(ctx
, ctx
->min_samples_saved
);
779 void cso_set_stencil_ref(struct cso_context
*ctx
,
780 const struct pipe_stencil_ref
*sr
)
782 if (memcmp(&ctx
->stencil_ref
, sr
, sizeof(ctx
->stencil_ref
))) {
783 ctx
->stencil_ref
= *sr
;
784 ctx
->pipe
->set_stencil_ref(ctx
->pipe
, sr
);
789 cso_save_stencil_ref(struct cso_context
*ctx
)
791 ctx
->stencil_ref_saved
= ctx
->stencil_ref
;
796 cso_restore_stencil_ref(struct cso_context
*ctx
)
798 if (memcmp(&ctx
->stencil_ref
, &ctx
->stencil_ref_saved
,
799 sizeof(ctx
->stencil_ref
))) {
800 ctx
->stencil_ref
= ctx
->stencil_ref_saved
;
801 ctx
->pipe
->set_stencil_ref(ctx
->pipe
, &ctx
->stencil_ref
);
805 void cso_set_render_condition(struct cso_context
*ctx
,
806 struct pipe_query
*query
,
807 boolean condition
, uint mode
)
809 struct pipe_context
*pipe
= ctx
->pipe
;
811 if (ctx
->render_condition
!= query
||
812 ctx
->render_condition_mode
!= mode
||
813 ctx
->render_condition_cond
!= condition
) {
814 pipe
->render_condition(pipe
, query
, condition
, mode
);
815 ctx
->render_condition
= query
;
816 ctx
->render_condition_cond
= condition
;
817 ctx
->render_condition_mode
= mode
;
822 cso_save_render_condition(struct cso_context
*ctx
)
824 ctx
->render_condition_saved
= ctx
->render_condition
;
825 ctx
->render_condition_cond_saved
= ctx
->render_condition_cond
;
826 ctx
->render_condition_mode_saved
= ctx
->render_condition_mode
;
830 cso_restore_render_condition(struct cso_context
*ctx
)
832 cso_set_render_condition(ctx
, ctx
->render_condition_saved
,
833 ctx
->render_condition_cond_saved
,
834 ctx
->render_condition_mode_saved
);
837 void cso_set_geometry_shader_handle(struct cso_context
*ctx
, void *handle
)
839 assert(ctx
->has_geometry_shader
|| !handle
);
841 if (ctx
->has_geometry_shader
&& ctx
->geometry_shader
!= handle
) {
842 ctx
->geometry_shader
= handle
;
843 ctx
->pipe
->bind_gs_state(ctx
->pipe
, handle
);
847 void cso_delete_geometry_shader(struct cso_context
*ctx
, void *handle
)
849 if (handle
== ctx
->geometry_shader
) {
850 /* unbind before deleting */
851 ctx
->pipe
->bind_gs_state(ctx
->pipe
, NULL
);
852 ctx
->geometry_shader
= NULL
;
854 ctx
->pipe
->delete_gs_state(ctx
->pipe
, handle
);
858 cso_save_geometry_shader(struct cso_context
*ctx
)
860 if (!ctx
->has_geometry_shader
) {
864 assert(!ctx
->geometry_shader_saved
);
865 ctx
->geometry_shader_saved
= ctx
->geometry_shader
;
869 cso_restore_geometry_shader(struct cso_context
*ctx
)
871 if (!ctx
->has_geometry_shader
) {
875 if (ctx
->geometry_shader_saved
!= ctx
->geometry_shader
) {
876 ctx
->pipe
->bind_gs_state(ctx
->pipe
, ctx
->geometry_shader_saved
);
877 ctx
->geometry_shader
= ctx
->geometry_shader_saved
;
879 ctx
->geometry_shader_saved
= NULL
;
882 void cso_set_tessctrl_shader_handle(struct cso_context
*ctx
, void *handle
)
884 assert(ctx
->has_tessellation
|| !handle
);
886 if (ctx
->has_tessellation
&& ctx
->tessctrl_shader
!= handle
) {
887 ctx
->tessctrl_shader
= handle
;
888 ctx
->pipe
->bind_tcs_state(ctx
->pipe
, handle
);
892 void cso_delete_tessctrl_shader(struct cso_context
*ctx
, void *handle
)
894 if (handle
== ctx
->tessctrl_shader
) {
895 /* unbind before deleting */
896 ctx
->pipe
->bind_tcs_state(ctx
->pipe
, NULL
);
897 ctx
->tessctrl_shader
= NULL
;
899 ctx
->pipe
->delete_tcs_state(ctx
->pipe
, handle
);
903 cso_save_tessctrl_shader(struct cso_context
*ctx
)
905 if (!ctx
->has_tessellation
) {
909 assert(!ctx
->tessctrl_shader_saved
);
910 ctx
->tessctrl_shader_saved
= ctx
->tessctrl_shader
;
914 cso_restore_tessctrl_shader(struct cso_context
*ctx
)
916 if (!ctx
->has_tessellation
) {
920 if (ctx
->tessctrl_shader_saved
!= ctx
->tessctrl_shader
) {
921 ctx
->pipe
->bind_tcs_state(ctx
->pipe
, ctx
->tessctrl_shader_saved
);
922 ctx
->tessctrl_shader
= ctx
->tessctrl_shader_saved
;
924 ctx
->tessctrl_shader_saved
= NULL
;
927 void cso_set_tesseval_shader_handle(struct cso_context
*ctx
, void *handle
)
929 assert(ctx
->has_tessellation
|| !handle
);
931 if (ctx
->has_tessellation
&& ctx
->tesseval_shader
!= handle
) {
932 ctx
->tesseval_shader
= handle
;
933 ctx
->pipe
->bind_tes_state(ctx
->pipe
, handle
);
937 void cso_delete_tesseval_shader(struct cso_context
*ctx
, void *handle
)
939 if (handle
== ctx
->tesseval_shader
) {
940 /* unbind before deleting */
941 ctx
->pipe
->bind_tes_state(ctx
->pipe
, NULL
);
942 ctx
->tesseval_shader
= NULL
;
944 ctx
->pipe
->delete_tes_state(ctx
->pipe
, handle
);
948 cso_save_tesseval_shader(struct cso_context
*ctx
)
950 if (!ctx
->has_tessellation
) {
954 assert(!ctx
->tesseval_shader_saved
);
955 ctx
->tesseval_shader_saved
= ctx
->tesseval_shader
;
959 cso_restore_tesseval_shader(struct cso_context
*ctx
)
961 if (!ctx
->has_tessellation
) {
965 if (ctx
->tesseval_shader_saved
!= ctx
->tesseval_shader
) {
966 ctx
->pipe
->bind_tes_state(ctx
->pipe
, ctx
->tesseval_shader_saved
);
967 ctx
->tesseval_shader
= ctx
->tesseval_shader_saved
;
969 ctx
->tesseval_shader_saved
= NULL
;
972 void cso_set_compute_shader_handle(struct cso_context
*ctx
, void *handle
)
974 assert(ctx
->has_compute_shader
|| !handle
);
976 if (ctx
->has_compute_shader
&& ctx
->compute_shader
!= handle
) {
977 ctx
->compute_shader
= handle
;
978 ctx
->pipe
->bind_compute_state(ctx
->pipe
, handle
);
982 void cso_delete_compute_shader(struct cso_context
*ctx
, void *handle
)
984 if (handle
== ctx
->compute_shader
) {
985 /* unbind before deleting */
986 ctx
->pipe
->bind_compute_state(ctx
->pipe
, NULL
);
987 ctx
->compute_shader
= NULL
;
989 ctx
->pipe
->delete_compute_state(ctx
->pipe
, handle
);
993 cso_set_vertex_elements(struct cso_context
*ctx
,
995 const struct pipe_vertex_element
*states
)
997 struct u_vbuf
*vbuf
= ctx
->vbuf
;
998 unsigned key_size
, hash_key
;
999 struct cso_hash_iter iter
;
1001 struct cso_velems_state velems_state
;
1004 u_vbuf_set_vertex_elements(vbuf
, count
, states
);
1008 /* Need to include the count into the stored state data too.
1009 * Otherwise first few count pipe_vertex_elements could be identical
1010 * even if count is different, and there's no guarantee the hash would
1011 * be different in that case neither.
1013 key_size
= sizeof(struct pipe_vertex_element
) * count
+ sizeof(unsigned);
1014 velems_state
.count
= count
;
1015 memcpy(velems_state
.velems
, states
,
1016 sizeof(struct pipe_vertex_element
) * count
);
1017 hash_key
= cso_construct_key((void*)&velems_state
, key_size
);
1018 iter
= cso_find_state_template(ctx
->cache
, hash_key
, CSO_VELEMENTS
,
1019 (void*)&velems_state
, key_size
);
1021 if (cso_hash_iter_is_null(iter
)) {
1022 struct cso_velements
*cso
= MALLOC(sizeof(struct cso_velements
));
1024 return PIPE_ERROR_OUT_OF_MEMORY
;
1026 memcpy(&cso
->state
, &velems_state
, key_size
);
1027 cso
->data
= ctx
->pipe
->create_vertex_elements_state(ctx
->pipe
, count
,
1028 &cso
->state
.velems
[0]);
1030 (cso_state_callback
) ctx
->pipe
->delete_vertex_elements_state
;
1031 cso
->context
= ctx
->pipe
;
1033 iter
= cso_insert_state(ctx
->cache
, hash_key
, CSO_VELEMENTS
, cso
);
1034 if (cso_hash_iter_is_null(iter
)) {
1036 return PIPE_ERROR_OUT_OF_MEMORY
;
1042 handle
= ((struct cso_velements
*)cso_hash_iter_data(iter
))->data
;
1045 if (ctx
->velements
!= handle
) {
1046 ctx
->velements
= handle
;
1047 ctx
->pipe
->bind_vertex_elements_state(ctx
->pipe
, handle
);
1053 cso_save_vertex_elements(struct cso_context
*ctx
)
1055 struct u_vbuf
*vbuf
= ctx
->vbuf
;
1058 u_vbuf_save_vertex_elements(vbuf
);
1062 assert(!ctx
->velements_saved
);
1063 ctx
->velements_saved
= ctx
->velements
;
1067 cso_restore_vertex_elements(struct cso_context
*ctx
)
1069 struct u_vbuf
*vbuf
= ctx
->vbuf
;
1072 u_vbuf_restore_vertex_elements(vbuf
);
1076 if (ctx
->velements
!= ctx
->velements_saved
) {
1077 ctx
->velements
= ctx
->velements_saved
;
1078 ctx
->pipe
->bind_vertex_elements_state(ctx
->pipe
, ctx
->velements_saved
);
1080 ctx
->velements_saved
= NULL
;
1083 /* vertex buffers */
1085 void cso_set_vertex_buffers(struct cso_context
*ctx
,
1086 unsigned start_slot
, unsigned count
,
1087 const struct pipe_vertex_buffer
*buffers
)
1089 struct u_vbuf
*vbuf
= ctx
->vbuf
;
1092 u_vbuf_set_vertex_buffers(vbuf
, start_slot
, count
, buffers
);
1096 /* Save what's in the auxiliary slot, so that we can save and restore it
1098 if (start_slot
<= ctx
->aux_vertex_buffer_index
&&
1099 start_slot
+count
> ctx
->aux_vertex_buffer_index
) {
1101 const struct pipe_vertex_buffer
*vb
=
1102 buffers
+ (ctx
->aux_vertex_buffer_index
- start_slot
);
1104 pipe_resource_reference(&ctx
->aux_vertex_buffer_current
.buffer
,
1106 memcpy(&ctx
->aux_vertex_buffer_current
, vb
,
1107 sizeof(struct pipe_vertex_buffer
));
1110 pipe_resource_reference(&ctx
->aux_vertex_buffer_current
.buffer
,
1112 ctx
->aux_vertex_buffer_current
.user_buffer
= NULL
;
1116 ctx
->pipe
->set_vertex_buffers(ctx
->pipe
, start_slot
, count
, buffers
);
1120 cso_save_aux_vertex_buffer_slot(struct cso_context
*ctx
)
1122 struct u_vbuf
*vbuf
= ctx
->vbuf
;
1125 u_vbuf_save_aux_vertex_buffer_slot(vbuf
);
1129 pipe_resource_reference(&ctx
->aux_vertex_buffer_saved
.buffer
,
1130 ctx
->aux_vertex_buffer_current
.buffer
);
1131 memcpy(&ctx
->aux_vertex_buffer_saved
, &ctx
->aux_vertex_buffer_current
,
1132 sizeof(struct pipe_vertex_buffer
));
1136 cso_restore_aux_vertex_buffer_slot(struct cso_context
*ctx
)
1138 struct u_vbuf
*vbuf
= ctx
->vbuf
;
1141 u_vbuf_restore_aux_vertex_buffer_slot(vbuf
);
1145 cso_set_vertex_buffers(ctx
, ctx
->aux_vertex_buffer_index
, 1,
1146 &ctx
->aux_vertex_buffer_saved
);
1147 pipe_resource_reference(&ctx
->aux_vertex_buffer_saved
.buffer
, NULL
);
1150 unsigned cso_get_aux_vertex_buffer_slot(struct cso_context
*ctx
)
1152 return ctx
->aux_vertex_buffer_index
;
1158 cso_single_sampler(struct cso_context
*ctx
, unsigned shader_stage
,
1159 unsigned idx
, const struct pipe_sampler_state
*templ
)
1161 void *handle
= NULL
;
1164 unsigned key_size
= sizeof(struct pipe_sampler_state
);
1165 unsigned hash_key
= cso_construct_key((void*)templ
, key_size
);
1166 struct cso_hash_iter iter
=
1167 cso_find_state_template(ctx
->cache
,
1168 hash_key
, CSO_SAMPLER
,
1169 (void *) templ
, key_size
);
1171 if (cso_hash_iter_is_null(iter
)) {
1172 struct cso_sampler
*cso
= MALLOC(sizeof(struct cso_sampler
));
1174 return PIPE_ERROR_OUT_OF_MEMORY
;
1176 memcpy(&cso
->state
, templ
, sizeof(*templ
));
1177 cso
->data
= ctx
->pipe
->create_sampler_state(ctx
->pipe
, &cso
->state
);
1179 (cso_state_callback
) ctx
->pipe
->delete_sampler_state
;
1180 cso
->context
= ctx
->pipe
;
1182 iter
= cso_insert_state(ctx
->cache
, hash_key
, CSO_SAMPLER
, cso
);
1183 if (cso_hash_iter_is_null(iter
)) {
1185 return PIPE_ERROR_OUT_OF_MEMORY
;
1191 handle
= ((struct cso_sampler
*)cso_hash_iter_data(iter
))->data
;
1195 ctx
->samplers
[shader_stage
].samplers
[idx
] = handle
;
1201 * Send staged sampler state to the driver.
1204 cso_single_sampler_done(struct cso_context
*ctx
, unsigned shader_stage
)
1206 struct sampler_info
*info
= &ctx
->samplers
[shader_stage
];
1207 const unsigned old_nr_samplers
= info
->nr_samplers
;
1210 /* find highest non-null sampler */
1211 for (i
= PIPE_MAX_SAMPLERS
; i
> 0; i
--) {
1212 if (info
->samplers
[i
- 1] != NULL
)
1216 info
->nr_samplers
= i
;
1217 ctx
->pipe
->bind_sampler_states(ctx
->pipe
, shader_stage
, 0,
1218 MAX2(old_nr_samplers
, info
->nr_samplers
),
1224 * If the function encouters any errors it will return the
1225 * last one. Done to always try to set as many samplers
1229 cso_set_samplers(struct cso_context
*ctx
,
1230 unsigned shader_stage
,
1232 const struct pipe_sampler_state
**templates
)
1234 struct sampler_info
*info
= &ctx
->samplers
[shader_stage
];
1236 enum pipe_error temp
, error
= PIPE_OK
;
1238 for (i
= 0; i
< nr
; i
++) {
1239 temp
= cso_single_sampler(ctx
, shader_stage
, i
, templates
[i
]);
1240 if (temp
!= PIPE_OK
)
1244 for ( ; i
< info
->nr_samplers
; i
++) {
1245 temp
= cso_single_sampler(ctx
, shader_stage
, i
, NULL
);
1246 if (temp
!= PIPE_OK
)
1250 cso_single_sampler_done(ctx
, shader_stage
);
1256 cso_save_fragment_samplers(struct cso_context
*ctx
)
1258 struct sampler_info
*info
= &ctx
->samplers
[PIPE_SHADER_FRAGMENT
];
1260 ctx
->nr_fragment_samplers_saved
= info
->nr_samplers
;
1261 memcpy(ctx
->fragment_samplers_saved
, info
->samplers
,
1262 sizeof(info
->samplers
));
1267 cso_restore_fragment_samplers(struct cso_context
*ctx
)
1269 struct sampler_info
*info
= &ctx
->samplers
[PIPE_SHADER_FRAGMENT
];
1271 info
->nr_samplers
= ctx
->nr_fragment_samplers_saved
;
1272 memcpy(info
->samplers
, ctx
->fragment_samplers_saved
,
1273 sizeof(info
->samplers
));
1274 cso_single_sampler_done(ctx
, PIPE_SHADER_FRAGMENT
);
1279 cso_set_sampler_views(struct cso_context
*ctx
,
1280 unsigned shader_stage
,
1282 struct pipe_sampler_view
**views
)
1284 if (shader_stage
== PIPE_SHADER_FRAGMENT
) {
1286 boolean any_change
= FALSE
;
1288 /* reference new views */
1289 for (i
= 0; i
< count
; i
++) {
1290 any_change
|= ctx
->fragment_views
[i
] != views
[i
];
1291 pipe_sampler_view_reference(&ctx
->fragment_views
[i
], views
[i
]);
1293 /* unref extra old views, if any */
1294 for (; i
< ctx
->nr_fragment_views
; i
++) {
1295 any_change
|= ctx
->fragment_views
[i
] != NULL
;
1296 pipe_sampler_view_reference(&ctx
->fragment_views
[i
], NULL
);
1299 /* bind the new sampler views */
1301 ctx
->pipe
->set_sampler_views(ctx
->pipe
, shader_stage
, 0,
1302 MAX2(ctx
->nr_fragment_views
, count
),
1303 ctx
->fragment_views
);
1306 ctx
->nr_fragment_views
= count
;
1309 ctx
->pipe
->set_sampler_views(ctx
->pipe
, shader_stage
, 0, count
, views
);
1314 cso_save_fragment_sampler_views(struct cso_context
*ctx
)
1318 ctx
->nr_fragment_views_saved
= ctx
->nr_fragment_views
;
1320 for (i
= 0; i
< ctx
->nr_fragment_views
; i
++) {
1321 assert(!ctx
->fragment_views_saved
[i
]);
1322 pipe_sampler_view_reference(&ctx
->fragment_views_saved
[i
],
1323 ctx
->fragment_views
[i
]);
1329 cso_restore_fragment_sampler_views(struct cso_context
*ctx
)
1331 unsigned i
, nr_saved
= ctx
->nr_fragment_views_saved
;
1334 for (i
= 0; i
< nr_saved
; i
++) {
1335 pipe_sampler_view_reference(&ctx
->fragment_views
[i
], NULL
);
1336 /* move the reference from one pointer to another */
1337 ctx
->fragment_views
[i
] = ctx
->fragment_views_saved
[i
];
1338 ctx
->fragment_views_saved
[i
] = NULL
;
1340 for (; i
< ctx
->nr_fragment_views
; i
++) {
1341 pipe_sampler_view_reference(&ctx
->fragment_views
[i
], NULL
);
1344 num
= MAX2(ctx
->nr_fragment_views
, nr_saved
);
1346 /* bind the old/saved sampler views */
1347 ctx
->pipe
->set_sampler_views(ctx
->pipe
, PIPE_SHADER_FRAGMENT
, 0, num
,
1348 ctx
->fragment_views
);
1350 ctx
->nr_fragment_views
= nr_saved
;
1351 ctx
->nr_fragment_views_saved
= 0;
1356 cso_set_stream_outputs(struct cso_context
*ctx
,
1357 unsigned num_targets
,
1358 struct pipe_stream_output_target
**targets
,
1359 const unsigned *offsets
)
1361 struct pipe_context
*pipe
= ctx
->pipe
;
1364 if (!ctx
->has_streamout
) {
1365 assert(num_targets
== 0);
1369 if (ctx
->nr_so_targets
== 0 && num_targets
== 0) {
1370 /* Nothing to do. */
1374 /* reference new targets */
1375 for (i
= 0; i
< num_targets
; i
++) {
1376 pipe_so_target_reference(&ctx
->so_targets
[i
], targets
[i
]);
1378 /* unref extra old targets, if any */
1379 for (; i
< ctx
->nr_so_targets
; i
++) {
1380 pipe_so_target_reference(&ctx
->so_targets
[i
], NULL
);
1383 pipe
->set_stream_output_targets(pipe
, num_targets
, targets
,
1385 ctx
->nr_so_targets
= num_targets
;
1389 cso_save_stream_outputs(struct cso_context
*ctx
)
1393 if (!ctx
->has_streamout
) {
1397 ctx
->nr_so_targets_saved
= ctx
->nr_so_targets
;
1399 for (i
= 0; i
< ctx
->nr_so_targets
; i
++) {
1400 assert(!ctx
->so_targets_saved
[i
]);
1401 pipe_so_target_reference(&ctx
->so_targets_saved
[i
], ctx
->so_targets
[i
]);
1406 cso_restore_stream_outputs(struct cso_context
*ctx
)
1408 struct pipe_context
*pipe
= ctx
->pipe
;
1410 unsigned offset
[PIPE_MAX_SO_BUFFERS
];
1412 if (!ctx
->has_streamout
) {
1416 if (ctx
->nr_so_targets
== 0 && ctx
->nr_so_targets_saved
== 0) {
1417 /* Nothing to do. */
1421 assert(ctx
->nr_so_targets_saved
<= PIPE_MAX_SO_BUFFERS
);
1422 for (i
= 0; i
< ctx
->nr_so_targets_saved
; i
++) {
1423 pipe_so_target_reference(&ctx
->so_targets
[i
], NULL
);
1424 /* move the reference from one pointer to another */
1425 ctx
->so_targets
[i
] = ctx
->so_targets_saved
[i
];
1426 ctx
->so_targets_saved
[i
] = NULL
;
1427 /* -1 means append */
1428 offset
[i
] = (unsigned)-1;
1430 for (; i
< ctx
->nr_so_targets
; i
++) {
1431 pipe_so_target_reference(&ctx
->so_targets
[i
], NULL
);
1434 pipe
->set_stream_output_targets(pipe
, ctx
->nr_so_targets_saved
,
1435 ctx
->so_targets
, offset
);
1437 ctx
->nr_so_targets
= ctx
->nr_so_targets_saved
;
1438 ctx
->nr_so_targets_saved
= 0;
1441 /* constant buffers */
1444 cso_set_constant_buffer(struct cso_context
*cso
, unsigned shader_stage
,
1445 unsigned index
, struct pipe_constant_buffer
*cb
)
1447 struct pipe_context
*pipe
= cso
->pipe
;
1449 pipe
->set_constant_buffer(pipe
, shader_stage
, index
, cb
);
1452 util_copy_constant_buffer(&cso
->aux_constbuf_current
[shader_stage
], cb
);
1457 cso_set_constant_buffer_resource(struct cso_context
*cso
,
1458 unsigned shader_stage
,
1460 struct pipe_resource
*buffer
)
1463 struct pipe_constant_buffer cb
;
1465 cb
.buffer_offset
= 0;
1466 cb
.buffer_size
= buffer
->width0
;
1467 cb
.user_buffer
= NULL
;
1468 cso_set_constant_buffer(cso
, shader_stage
, index
, &cb
);
1470 cso_set_constant_buffer(cso
, shader_stage
, index
, NULL
);
1475 cso_save_constant_buffer_slot0(struct cso_context
*cso
,
1476 unsigned shader_stage
)
1478 util_copy_constant_buffer(&cso
->aux_constbuf_saved
[shader_stage
],
1479 &cso
->aux_constbuf_current
[shader_stage
]);
1483 cso_restore_constant_buffer_slot0(struct cso_context
*cso
,
1484 unsigned shader_stage
)
1486 cso_set_constant_buffer(cso
, shader_stage
, 0,
1487 &cso
->aux_constbuf_saved
[shader_stage
]);
1488 pipe_resource_reference(&cso
->aux_constbuf_saved
[shader_stage
].buffer
,
1494 * Save all the CSO state items specified by the state_mask bitmask
1495 * of CSO_BIT_x flags.
1498 cso_save_state(struct cso_context
*cso
, unsigned state_mask
)
1500 assert(cso
->saved_state
== 0);
1502 cso
->saved_state
= state_mask
;
1504 if (state_mask
& CSO_BIT_AUX_VERTEX_BUFFER_SLOT
)
1505 cso_save_aux_vertex_buffer_slot(cso
);
1506 if (state_mask
& CSO_BIT_BLEND
)
1507 cso_save_blend(cso
);
1508 if (state_mask
& CSO_BIT_DEPTH_STENCIL_ALPHA
)
1509 cso_save_depth_stencil_alpha(cso
);
1510 if (state_mask
& CSO_BIT_FRAGMENT_SAMPLERS
)
1511 cso_save_fragment_samplers(cso
);
1512 if (state_mask
& CSO_BIT_FRAGMENT_SAMPLER_VIEWS
)
1513 cso_save_fragment_sampler_views(cso
);
1514 if (state_mask
& CSO_BIT_FRAGMENT_SHADER
)
1515 cso_save_fragment_shader(cso
);
1516 if (state_mask
& CSO_BIT_FRAMEBUFFER
)
1517 cso_save_framebuffer(cso
);
1518 if (state_mask
& CSO_BIT_GEOMETRY_SHADER
)
1519 cso_save_geometry_shader(cso
);
1520 if (state_mask
& CSO_BIT_MIN_SAMPLES
)
1521 cso_save_min_samples(cso
);
1522 if (state_mask
& CSO_BIT_RASTERIZER
)
1523 cso_save_rasterizer(cso
);
1524 if (state_mask
& CSO_BIT_RENDER_CONDITION
)
1525 cso_save_render_condition(cso
);
1526 if (state_mask
& CSO_BIT_SAMPLE_MASK
)
1527 cso_save_sample_mask(cso
);
1528 if (state_mask
& CSO_BIT_STENCIL_REF
)
1529 cso_save_stencil_ref(cso
);
1530 if (state_mask
& CSO_BIT_STREAM_OUTPUTS
)
1531 cso_save_stream_outputs(cso
);
1532 if (state_mask
& CSO_BIT_TESSCTRL_SHADER
)
1533 cso_save_tessctrl_shader(cso
);
1534 if (state_mask
& CSO_BIT_TESSEVAL_SHADER
)
1535 cso_save_tesseval_shader(cso
);
1536 if (state_mask
& CSO_BIT_VERTEX_ELEMENTS
)
1537 cso_save_vertex_elements(cso
);
1538 if (state_mask
& CSO_BIT_VERTEX_SHADER
)
1539 cso_save_vertex_shader(cso
);
1540 if (state_mask
& CSO_BIT_VIEWPORT
)
1541 cso_save_viewport(cso
);
1542 if (state_mask
& CSO_BIT_PAUSE_QUERIES
)
1543 cso
->pipe
->set_active_query_state(cso
->pipe
, false);
1548 * Restore the state which was saved by cso_save_state().
1551 cso_restore_state(struct cso_context
*cso
)
1553 unsigned state_mask
= cso
->saved_state
;
1557 if (state_mask
& CSO_BIT_AUX_VERTEX_BUFFER_SLOT
)
1558 cso_restore_aux_vertex_buffer_slot(cso
);
1559 if (state_mask
& CSO_BIT_BLEND
)
1560 cso_restore_blend(cso
);
1561 if (state_mask
& CSO_BIT_DEPTH_STENCIL_ALPHA
)
1562 cso_restore_depth_stencil_alpha(cso
);
1563 if (state_mask
& CSO_BIT_FRAGMENT_SAMPLERS
)
1564 cso_restore_fragment_samplers(cso
);
1565 if (state_mask
& CSO_BIT_FRAGMENT_SAMPLER_VIEWS
)
1566 cso_restore_fragment_sampler_views(cso
);
1567 if (state_mask
& CSO_BIT_FRAGMENT_SHADER
)
1568 cso_restore_fragment_shader(cso
);
1569 if (state_mask
& CSO_BIT_FRAMEBUFFER
)
1570 cso_restore_framebuffer(cso
);
1571 if (state_mask
& CSO_BIT_GEOMETRY_SHADER
)
1572 cso_restore_geometry_shader(cso
);
1573 if (state_mask
& CSO_BIT_MIN_SAMPLES
)
1574 cso_restore_min_samples(cso
);
1575 if (state_mask
& CSO_BIT_RASTERIZER
)
1576 cso_restore_rasterizer(cso
);
1577 if (state_mask
& CSO_BIT_RENDER_CONDITION
)
1578 cso_restore_render_condition(cso
);
1579 if (state_mask
& CSO_BIT_SAMPLE_MASK
)
1580 cso_restore_sample_mask(cso
);
1581 if (state_mask
& CSO_BIT_STENCIL_REF
)
1582 cso_restore_stencil_ref(cso
);
1583 if (state_mask
& CSO_BIT_STREAM_OUTPUTS
)
1584 cso_restore_stream_outputs(cso
);
1585 if (state_mask
& CSO_BIT_TESSCTRL_SHADER
)
1586 cso_restore_tessctrl_shader(cso
);
1587 if (state_mask
& CSO_BIT_TESSEVAL_SHADER
)
1588 cso_restore_tesseval_shader(cso
);
1589 if (state_mask
& CSO_BIT_VERTEX_ELEMENTS
)
1590 cso_restore_vertex_elements(cso
);
1591 if (state_mask
& CSO_BIT_VERTEX_SHADER
)
1592 cso_restore_vertex_shader(cso
);
1593 if (state_mask
& CSO_BIT_VIEWPORT
)
1594 cso_restore_viewport(cso
);
1595 if (state_mask
& CSO_BIT_PAUSE_QUERIES
)
1596 cso
->pipe
->set_active_query_state(cso
->pipe
, true);
1598 cso
->saved_state
= 0;
1606 cso_set_index_buffer(struct cso_context
*cso
,
1607 const struct pipe_index_buffer
*ib
)
1609 struct u_vbuf
*vbuf
= cso
->vbuf
;
1612 u_vbuf_set_index_buffer(vbuf
, ib
);
1614 struct pipe_context
*pipe
= cso
->pipe
;
1615 pipe
->set_index_buffer(pipe
, ib
);
1620 cso_draw_vbo(struct cso_context
*cso
,
1621 const struct pipe_draw_info
*info
)
1623 struct u_vbuf
*vbuf
= cso
->vbuf
;
1626 u_vbuf_draw_vbo(vbuf
, info
);
1628 struct pipe_context
*pipe
= cso
->pipe
;
1629 pipe
->draw_vbo(pipe
, info
);
1634 cso_draw_arrays(struct cso_context
*cso
, uint mode
, uint start
, uint count
)
1636 struct pipe_draw_info info
;
1638 util_draw_init_info(&info
);
1643 info
.min_index
= start
;
1644 info
.max_index
= start
+ count
- 1;
1646 cso_draw_vbo(cso
, &info
);
1650 cso_draw_arrays_instanced(struct cso_context
*cso
, uint mode
,
1651 uint start
, uint count
,
1652 uint start_instance
, uint instance_count
)
1654 struct pipe_draw_info info
;
1656 util_draw_init_info(&info
);
1661 info
.min_index
= start
;
1662 info
.max_index
= start
+ count
- 1;
1663 info
.start_instance
= start_instance
;
1664 info
.instance_count
= instance_count
;
1666 cso_draw_vbo(cso
, &info
);