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
];
66 struct pipe_context
*pipe
;
67 struct cso_cache
*cache
;
70 boolean has_geometry_shader
;
71 boolean has_tessellation
;
72 boolean has_compute_shader
;
73 boolean has_streamout
;
75 unsigned saved_state
; /**< bitmask of CSO_BIT_x flags */
77 struct pipe_sampler_view
*fragment_views
[PIPE_MAX_SHADER_SAMPLER_VIEWS
];
78 unsigned nr_fragment_views
;
80 struct pipe_sampler_view
*fragment_views_saved
[PIPE_MAX_SHADER_SAMPLER_VIEWS
];
81 unsigned nr_fragment_views_saved
;
83 struct sampler_info fragment_samplers_saved
;
84 struct sampler_info samplers
[PIPE_SHADER_TYPES
];
86 struct pipe_vertex_buffer aux_vertex_buffer_current
;
87 struct pipe_vertex_buffer aux_vertex_buffer_saved
;
88 unsigned aux_vertex_buffer_index
;
90 struct pipe_constant_buffer aux_constbuf_current
[PIPE_SHADER_TYPES
];
91 struct pipe_constant_buffer aux_constbuf_saved
[PIPE_SHADER_TYPES
];
93 struct pipe_image_view fragment_image0_current
;
94 struct pipe_image_view fragment_image0_saved
;
96 unsigned nr_so_targets
;
97 struct pipe_stream_output_target
*so_targets
[PIPE_MAX_SO_BUFFERS
];
99 unsigned nr_so_targets_saved
;
100 struct pipe_stream_output_target
*so_targets_saved
[PIPE_MAX_SO_BUFFERS
];
102 /** Current and saved state.
103 * The saved state is used as a 1-deep stack.
105 void *blend
, *blend_saved
;
106 void *depth_stencil
, *depth_stencil_saved
;
107 void *rasterizer
, *rasterizer_saved
;
108 void *fragment_shader
, *fragment_shader_saved
;
109 void *vertex_shader
, *vertex_shader_saved
;
110 void *geometry_shader
, *geometry_shader_saved
;
111 void *tessctrl_shader
, *tessctrl_shader_saved
;
112 void *tesseval_shader
, *tesseval_shader_saved
;
113 void *compute_shader
;
114 void *velements
, *velements_saved
;
115 struct pipe_query
*render_condition
, *render_condition_saved
;
116 uint render_condition_mode
, render_condition_mode_saved
;
117 boolean render_condition_cond
, render_condition_cond_saved
;
119 struct pipe_framebuffer_state fb
, fb_saved
;
120 struct pipe_viewport_state vp
, vp_saved
;
121 struct pipe_blend_color blend_color
;
122 unsigned sample_mask
, sample_mask_saved
;
123 unsigned min_samples
, min_samples_saved
;
124 struct pipe_stencil_ref stencil_ref
, stencil_ref_saved
;
128 static boolean
delete_blend_state(struct cso_context
*ctx
, void *state
)
130 struct cso_blend
*cso
= (struct cso_blend
*)state
;
132 if (ctx
->blend
== cso
->data
)
135 if (cso
->delete_state
)
136 cso
->delete_state(cso
->context
, cso
->data
);
141 static boolean
delete_depth_stencil_state(struct cso_context
*ctx
, void *state
)
143 struct cso_depth_stencil_alpha
*cso
=
144 (struct cso_depth_stencil_alpha
*)state
;
146 if (ctx
->depth_stencil
== cso
->data
)
149 if (cso
->delete_state
)
150 cso
->delete_state(cso
->context
, cso
->data
);
156 static boolean
delete_sampler_state(struct cso_context
*ctx
, void *state
)
158 struct cso_sampler
*cso
= (struct cso_sampler
*)state
;
159 if (cso
->delete_state
)
160 cso
->delete_state(cso
->context
, cso
->data
);
165 static boolean
delete_rasterizer_state(struct cso_context
*ctx
, void *state
)
167 struct cso_rasterizer
*cso
= (struct cso_rasterizer
*)state
;
169 if (ctx
->rasterizer
== cso
->data
)
171 if (cso
->delete_state
)
172 cso
->delete_state(cso
->context
, cso
->data
);
177 static boolean
delete_vertex_elements(struct cso_context
*ctx
,
180 struct cso_velements
*cso
= (struct cso_velements
*)state
;
182 if (ctx
->velements
== cso
->data
)
185 if (cso
->delete_state
)
186 cso
->delete_state(cso
->context
, cso
->data
);
192 static inline boolean
delete_cso(struct cso_context
*ctx
,
193 void *state
, enum cso_cache_type type
)
197 return delete_blend_state(ctx
, state
);
199 return delete_sampler_state(ctx
, state
);
200 case CSO_DEPTH_STENCIL_ALPHA
:
201 return delete_depth_stencil_state(ctx
, state
);
203 return delete_rasterizer_state(ctx
, state
);
205 return delete_vertex_elements(ctx
, state
);
214 sanitize_hash(struct cso_hash
*hash
, enum cso_cache_type type
,
215 int max_size
, void *user_data
)
217 struct cso_context
*ctx
= (struct cso_context
*)user_data
;
218 /* if we're approach the maximum size, remove fourth of the entries
219 * otherwise every subsequent call will go through the same */
220 int hash_size
= cso_hash_size(hash
);
221 int max_entries
= (max_size
> hash_size
) ? max_size
: hash_size
;
222 int to_remove
= (max_size
< max_entries
) * max_entries
/4;
223 struct cso_hash_iter iter
= cso_hash_first_node(hash
);
224 if (hash_size
> max_size
)
225 to_remove
+= hash_size
- max_size
;
227 /*remove elements until we're good */
228 /*fixme: currently we pick the nodes to remove at random*/
229 void *cso
= cso_hash_iter_data(iter
);
230 if (delete_cso(ctx
, cso
, type
)) {
231 iter
= cso_hash_erase(hash
, iter
);
234 iter
= cso_hash_iter_next(iter
);
238 static void cso_init_vbuf(struct cso_context
*cso
)
240 struct u_vbuf_caps caps
;
242 /* Install u_vbuf if there is anything unsupported. */
243 if (u_vbuf_get_caps(cso
->pipe
->screen
, &caps
)) {
244 cso
->vbuf
= u_vbuf_create(cso
->pipe
, &caps
,
245 cso
->aux_vertex_buffer_index
);
249 struct cso_context
*cso_create_context( struct pipe_context
*pipe
)
251 struct cso_context
*ctx
= CALLOC_STRUCT(cso_context
);
255 ctx
->cache
= cso_cache_create();
256 if (ctx
->cache
== NULL
)
258 cso_cache_set_sanitize_callback(ctx
->cache
,
263 ctx
->sample_mask
= ~0;
265 ctx
->aux_vertex_buffer_index
= 0; /* 0 for now */
269 /* Enable for testing: */
270 if (0) cso_set_maximum_cache_size( ctx
->cache
, 4 );
272 if (pipe
->screen
->get_shader_param(pipe
->screen
, PIPE_SHADER_GEOMETRY
,
273 PIPE_SHADER_CAP_MAX_INSTRUCTIONS
) > 0) {
274 ctx
->has_geometry_shader
= TRUE
;
276 if (pipe
->screen
->get_shader_param(pipe
->screen
, PIPE_SHADER_TESS_CTRL
,
277 PIPE_SHADER_CAP_MAX_INSTRUCTIONS
) > 0) {
278 ctx
->has_tessellation
= TRUE
;
280 if (pipe
->screen
->get_shader_param(pipe
->screen
, PIPE_SHADER_COMPUTE
,
281 PIPE_SHADER_CAP_MAX_INSTRUCTIONS
) > 0) {
283 pipe
->screen
->get_shader_param(pipe
->screen
, PIPE_SHADER_COMPUTE
,
284 PIPE_SHADER_CAP_SUPPORTED_IRS
);
285 if (supported_irs
& (1 << PIPE_SHADER_IR_TGSI
)) {
286 ctx
->has_compute_shader
= TRUE
;
289 if (pipe
->screen
->get_param(pipe
->screen
,
290 PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS
) != 0) {
291 ctx
->has_streamout
= TRUE
;
297 cso_destroy_context( ctx
);
302 * Free the CSO context.
304 void cso_destroy_context( struct cso_context
*ctx
)
309 ctx
->pipe
->set_index_buffer(ctx
->pipe
, NULL
);
311 ctx
->pipe
->bind_blend_state( ctx
->pipe
, NULL
);
312 ctx
->pipe
->bind_rasterizer_state( ctx
->pipe
, NULL
);
315 static struct pipe_sampler_view
*views
[PIPE_MAX_SHADER_SAMPLER_VIEWS
] = { NULL
};
316 static void *zeros
[PIPE_MAX_SAMPLERS
] = { NULL
};
317 struct pipe_screen
*scr
= ctx
->pipe
->screen
;
318 enum pipe_shader_type sh
;
319 for (sh
= 0; sh
< PIPE_SHADER_TYPES
; sh
++) {
320 int maxsam
= scr
->get_shader_param(scr
, sh
,
321 PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS
);
322 int maxview
= scr
->get_shader_param(scr
, sh
,
323 PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS
);
324 assert(maxsam
<= PIPE_MAX_SAMPLERS
);
325 assert(maxview
<= PIPE_MAX_SHADER_SAMPLER_VIEWS
);
327 ctx
->pipe
->bind_sampler_states(ctx
->pipe
, sh
, 0, maxsam
, zeros
);
330 ctx
->pipe
->set_sampler_views(ctx
->pipe
, sh
, 0, maxview
, views
);
335 ctx
->pipe
->bind_depth_stencil_alpha_state( ctx
->pipe
, NULL
);
336 ctx
->pipe
->bind_fs_state( ctx
->pipe
, NULL
);
337 ctx
->pipe
->set_constant_buffer(ctx
->pipe
, PIPE_SHADER_FRAGMENT
, 0, NULL
);
338 ctx
->pipe
->bind_vs_state( ctx
->pipe
, NULL
);
339 ctx
->pipe
->set_constant_buffer(ctx
->pipe
, PIPE_SHADER_VERTEX
, 0, NULL
);
340 if (ctx
->has_geometry_shader
) {
341 ctx
->pipe
->bind_gs_state(ctx
->pipe
, NULL
);
342 ctx
->pipe
->set_constant_buffer(ctx
->pipe
, PIPE_SHADER_GEOMETRY
, 0, NULL
);
344 if (ctx
->has_tessellation
) {
345 ctx
->pipe
->bind_tcs_state(ctx
->pipe
, NULL
);
346 ctx
->pipe
->set_constant_buffer(ctx
->pipe
, PIPE_SHADER_TESS_CTRL
, 0, NULL
);
347 ctx
->pipe
->bind_tes_state(ctx
->pipe
, NULL
);
348 ctx
->pipe
->set_constant_buffer(ctx
->pipe
, PIPE_SHADER_TESS_EVAL
, 0, NULL
);
350 if (ctx
->has_compute_shader
) {
351 ctx
->pipe
->bind_compute_state(ctx
->pipe
, NULL
);
352 ctx
->pipe
->set_constant_buffer(ctx
->pipe
, PIPE_SHADER_COMPUTE
, 0, NULL
);
354 ctx
->pipe
->bind_vertex_elements_state( ctx
->pipe
, NULL
);
356 if (ctx
->has_streamout
)
357 ctx
->pipe
->set_stream_output_targets(ctx
->pipe
, 0, NULL
, NULL
);
360 for (i
= 0; i
< PIPE_MAX_SHADER_SAMPLER_VIEWS
; i
++) {
361 pipe_sampler_view_reference(&ctx
->fragment_views
[i
], NULL
);
362 pipe_sampler_view_reference(&ctx
->fragment_views_saved
[i
], NULL
);
365 util_unreference_framebuffer_state(&ctx
->fb
);
366 util_unreference_framebuffer_state(&ctx
->fb_saved
);
368 pipe_resource_reference(&ctx
->aux_vertex_buffer_current
.buffer
, NULL
);
369 pipe_resource_reference(&ctx
->aux_vertex_buffer_saved
.buffer
, NULL
);
371 for (i
= 0; i
< PIPE_SHADER_TYPES
; i
++) {
372 pipe_resource_reference(&ctx
->aux_constbuf_current
[i
].buffer
, NULL
);
373 pipe_resource_reference(&ctx
->aux_constbuf_saved
[i
].buffer
, NULL
);
376 pipe_resource_reference(&ctx
->fragment_image0_current
.resource
, NULL
);
377 pipe_resource_reference(&ctx
->fragment_image0_saved
.resource
, NULL
);
379 for (i
= 0; i
< PIPE_MAX_SO_BUFFERS
; i
++) {
380 pipe_so_target_reference(&ctx
->so_targets
[i
], NULL
);
381 pipe_so_target_reference(&ctx
->so_targets_saved
[i
], NULL
);
385 cso_cache_delete( ctx
->cache
);
390 u_vbuf_destroy(ctx
->vbuf
);
395 /* Those function will either find the state of the given template
396 * in the cache or they will create a new state from the given
397 * template, insert it in the cache and return it.
401 * If the driver returns 0 from the create method then they will assign
402 * the data member of the cso to be the template itself.
405 enum pipe_error
cso_set_blend(struct cso_context
*ctx
,
406 const struct pipe_blend_state
*templ
)
408 unsigned key_size
, hash_key
;
409 struct cso_hash_iter iter
;
412 key_size
= templ
->independent_blend_enable
?
413 sizeof(struct pipe_blend_state
) :
414 (char *)&(templ
->rt
[1]) - (char *)templ
;
415 hash_key
= cso_construct_key((void*)templ
, key_size
);
416 iter
= cso_find_state_template(ctx
->cache
, hash_key
, CSO_BLEND
,
417 (void*)templ
, key_size
);
419 if (cso_hash_iter_is_null(iter
)) {
420 struct cso_blend
*cso
= MALLOC(sizeof(struct cso_blend
));
422 return PIPE_ERROR_OUT_OF_MEMORY
;
424 memset(&cso
->state
, 0, sizeof cso
->state
);
425 memcpy(&cso
->state
, templ
, key_size
);
426 cso
->data
= ctx
->pipe
->create_blend_state(ctx
->pipe
, &cso
->state
);
427 cso
->delete_state
= (cso_state_callback
)ctx
->pipe
->delete_blend_state
;
428 cso
->context
= ctx
->pipe
;
430 iter
= cso_insert_state(ctx
->cache
, hash_key
, CSO_BLEND
, cso
);
431 if (cso_hash_iter_is_null(iter
)) {
433 return PIPE_ERROR_OUT_OF_MEMORY
;
439 handle
= ((struct cso_blend
*)cso_hash_iter_data(iter
))->data
;
442 if (ctx
->blend
!= handle
) {
444 ctx
->pipe
->bind_blend_state(ctx
->pipe
, handle
);
450 cso_save_blend(struct cso_context
*ctx
)
452 assert(!ctx
->blend_saved
);
453 ctx
->blend_saved
= ctx
->blend
;
457 cso_restore_blend(struct cso_context
*ctx
)
459 if (ctx
->blend
!= ctx
->blend_saved
) {
460 ctx
->blend
= ctx
->blend_saved
;
461 ctx
->pipe
->bind_blend_state(ctx
->pipe
, ctx
->blend_saved
);
463 ctx
->blend_saved
= NULL
;
469 cso_set_depth_stencil_alpha(struct cso_context
*ctx
,
470 const struct pipe_depth_stencil_alpha_state
*templ
)
472 unsigned key_size
= sizeof(struct pipe_depth_stencil_alpha_state
);
473 unsigned hash_key
= cso_construct_key((void*)templ
, key_size
);
474 struct cso_hash_iter iter
= cso_find_state_template(ctx
->cache
,
476 CSO_DEPTH_STENCIL_ALPHA
,
477 (void*)templ
, key_size
);
480 if (cso_hash_iter_is_null(iter
)) {
481 struct cso_depth_stencil_alpha
*cso
=
482 MALLOC(sizeof(struct cso_depth_stencil_alpha
));
484 return PIPE_ERROR_OUT_OF_MEMORY
;
486 memcpy(&cso
->state
, templ
, sizeof(*templ
));
487 cso
->data
= ctx
->pipe
->create_depth_stencil_alpha_state(ctx
->pipe
,
490 (cso_state_callback
)ctx
->pipe
->delete_depth_stencil_alpha_state
;
491 cso
->context
= ctx
->pipe
;
493 iter
= cso_insert_state(ctx
->cache
, hash_key
,
494 CSO_DEPTH_STENCIL_ALPHA
, cso
);
495 if (cso_hash_iter_is_null(iter
)) {
497 return PIPE_ERROR_OUT_OF_MEMORY
;
503 handle
= ((struct cso_depth_stencil_alpha
*)
504 cso_hash_iter_data(iter
))->data
;
507 if (ctx
->depth_stencil
!= handle
) {
508 ctx
->depth_stencil
= handle
;
509 ctx
->pipe
->bind_depth_stencil_alpha_state(ctx
->pipe
, handle
);
515 cso_save_depth_stencil_alpha(struct cso_context
*ctx
)
517 assert(!ctx
->depth_stencil_saved
);
518 ctx
->depth_stencil_saved
= ctx
->depth_stencil
;
522 cso_restore_depth_stencil_alpha(struct cso_context
*ctx
)
524 if (ctx
->depth_stencil
!= ctx
->depth_stencil_saved
) {
525 ctx
->depth_stencil
= ctx
->depth_stencil_saved
;
526 ctx
->pipe
->bind_depth_stencil_alpha_state(ctx
->pipe
,
527 ctx
->depth_stencil_saved
);
529 ctx
->depth_stencil_saved
= NULL
;
534 enum pipe_error
cso_set_rasterizer(struct cso_context
*ctx
,
535 const struct pipe_rasterizer_state
*templ
)
537 unsigned key_size
= sizeof(struct pipe_rasterizer_state
);
538 unsigned hash_key
= cso_construct_key((void*)templ
, key_size
);
539 struct cso_hash_iter iter
= cso_find_state_template(ctx
->cache
,
542 (void*)templ
, key_size
);
545 if (cso_hash_iter_is_null(iter
)) {
546 struct cso_rasterizer
*cso
= MALLOC(sizeof(struct cso_rasterizer
));
548 return PIPE_ERROR_OUT_OF_MEMORY
;
550 memcpy(&cso
->state
, templ
, sizeof(*templ
));
551 cso
->data
= ctx
->pipe
->create_rasterizer_state(ctx
->pipe
, &cso
->state
);
553 (cso_state_callback
)ctx
->pipe
->delete_rasterizer_state
;
554 cso
->context
= ctx
->pipe
;
556 iter
= cso_insert_state(ctx
->cache
, hash_key
, CSO_RASTERIZER
, cso
);
557 if (cso_hash_iter_is_null(iter
)) {
559 return PIPE_ERROR_OUT_OF_MEMORY
;
565 handle
= ((struct cso_rasterizer
*)cso_hash_iter_data(iter
))->data
;
568 if (ctx
->rasterizer
!= handle
) {
569 ctx
->rasterizer
= handle
;
570 ctx
->pipe
->bind_rasterizer_state(ctx
->pipe
, handle
);
576 cso_save_rasterizer(struct cso_context
*ctx
)
578 assert(!ctx
->rasterizer_saved
);
579 ctx
->rasterizer_saved
= ctx
->rasterizer
;
583 cso_restore_rasterizer(struct cso_context
*ctx
)
585 if (ctx
->rasterizer
!= ctx
->rasterizer_saved
) {
586 ctx
->rasterizer
= ctx
->rasterizer_saved
;
587 ctx
->pipe
->bind_rasterizer_state(ctx
->pipe
, ctx
->rasterizer_saved
);
589 ctx
->rasterizer_saved
= NULL
;
593 void cso_set_fragment_shader_handle(struct cso_context
*ctx
, void *handle
)
595 if (ctx
->fragment_shader
!= handle
) {
596 ctx
->fragment_shader
= handle
;
597 ctx
->pipe
->bind_fs_state(ctx
->pipe
, handle
);
601 void cso_delete_fragment_shader(struct cso_context
*ctx
, void *handle
)
603 if (handle
== ctx
->fragment_shader
) {
604 /* unbind before deleting */
605 ctx
->pipe
->bind_fs_state(ctx
->pipe
, NULL
);
606 ctx
->fragment_shader
= NULL
;
608 ctx
->pipe
->delete_fs_state(ctx
->pipe
, handle
);
612 cso_save_fragment_shader(struct cso_context
*ctx
)
614 assert(!ctx
->fragment_shader_saved
);
615 ctx
->fragment_shader_saved
= ctx
->fragment_shader
;
619 cso_restore_fragment_shader(struct cso_context
*ctx
)
621 if (ctx
->fragment_shader_saved
!= ctx
->fragment_shader
) {
622 ctx
->pipe
->bind_fs_state(ctx
->pipe
, ctx
->fragment_shader_saved
);
623 ctx
->fragment_shader
= ctx
->fragment_shader_saved
;
625 ctx
->fragment_shader_saved
= NULL
;
629 void cso_set_vertex_shader_handle(struct cso_context
*ctx
, void *handle
)
631 if (ctx
->vertex_shader
!= handle
) {
632 ctx
->vertex_shader
= handle
;
633 ctx
->pipe
->bind_vs_state(ctx
->pipe
, handle
);
637 void cso_delete_vertex_shader(struct cso_context
*ctx
, void *handle
)
639 if (handle
== ctx
->vertex_shader
) {
640 /* unbind before deleting */
641 ctx
->pipe
->bind_vs_state(ctx
->pipe
, NULL
);
642 ctx
->vertex_shader
= NULL
;
644 ctx
->pipe
->delete_vs_state(ctx
->pipe
, handle
);
648 cso_save_vertex_shader(struct cso_context
*ctx
)
650 assert(!ctx
->vertex_shader_saved
);
651 ctx
->vertex_shader_saved
= ctx
->vertex_shader
;
655 cso_restore_vertex_shader(struct cso_context
*ctx
)
657 if (ctx
->vertex_shader_saved
!= ctx
->vertex_shader
) {
658 ctx
->pipe
->bind_vs_state(ctx
->pipe
, ctx
->vertex_shader_saved
);
659 ctx
->vertex_shader
= ctx
->vertex_shader_saved
;
661 ctx
->vertex_shader_saved
= NULL
;
665 void cso_set_framebuffer(struct cso_context
*ctx
,
666 const struct pipe_framebuffer_state
*fb
)
668 if (memcmp(&ctx
->fb
, fb
, sizeof(*fb
)) != 0) {
669 util_copy_framebuffer_state(&ctx
->fb
, fb
);
670 ctx
->pipe
->set_framebuffer_state(ctx
->pipe
, fb
);
675 cso_save_framebuffer(struct cso_context
*ctx
)
677 util_copy_framebuffer_state(&ctx
->fb_saved
, &ctx
->fb
);
681 cso_restore_framebuffer(struct cso_context
*ctx
)
683 if (memcmp(&ctx
->fb
, &ctx
->fb_saved
, sizeof(ctx
->fb
))) {
684 util_copy_framebuffer_state(&ctx
->fb
, &ctx
->fb_saved
);
685 ctx
->pipe
->set_framebuffer_state(ctx
->pipe
, &ctx
->fb
);
686 util_unreference_framebuffer_state(&ctx
->fb_saved
);
691 void cso_set_viewport(struct cso_context
*ctx
,
692 const struct pipe_viewport_state
*vp
)
694 if (memcmp(&ctx
->vp
, vp
, sizeof(*vp
))) {
696 ctx
->pipe
->set_viewport_states(ctx
->pipe
, 0, 1, vp
);
701 * Setup viewport state for given width and height (position is always (0,0)).
702 * Invert the Y axis if 'invert' is true.
705 cso_set_viewport_dims(struct cso_context
*ctx
,
706 float width
, float height
, boolean invert
)
708 struct pipe_viewport_state vp
;
709 vp
.scale
[0] = width
* 0.5f
;
710 vp
.scale
[1] = height
* (invert
? -0.5f
: 0.5f
);
712 vp
.translate
[0] = 0.5f
* width
;
713 vp
.translate
[1] = 0.5f
* height
;
714 vp
.translate
[2] = 0.5f
;
715 cso_set_viewport(ctx
, &vp
);
719 cso_save_viewport(struct cso_context
*ctx
)
721 ctx
->vp_saved
= ctx
->vp
;
726 cso_restore_viewport(struct cso_context
*ctx
)
728 if (memcmp(&ctx
->vp
, &ctx
->vp_saved
, sizeof(ctx
->vp
))) {
729 ctx
->vp
= ctx
->vp_saved
;
730 ctx
->pipe
->set_viewport_states(ctx
->pipe
, 0, 1, &ctx
->vp
);
735 void cso_set_blend_color(struct cso_context
*ctx
,
736 const struct pipe_blend_color
*bc
)
738 if (memcmp(&ctx
->blend_color
, bc
, sizeof(ctx
->blend_color
))) {
739 ctx
->blend_color
= *bc
;
740 ctx
->pipe
->set_blend_color(ctx
->pipe
, bc
);
744 void cso_set_sample_mask(struct cso_context
*ctx
, unsigned sample_mask
)
746 if (ctx
->sample_mask
!= sample_mask
) {
747 ctx
->sample_mask
= sample_mask
;
748 ctx
->pipe
->set_sample_mask(ctx
->pipe
, sample_mask
);
753 cso_save_sample_mask(struct cso_context
*ctx
)
755 ctx
->sample_mask_saved
= ctx
->sample_mask
;
759 cso_restore_sample_mask(struct cso_context
*ctx
)
761 cso_set_sample_mask(ctx
, ctx
->sample_mask_saved
);
764 void cso_set_min_samples(struct cso_context
*ctx
, unsigned min_samples
)
766 if (ctx
->min_samples
!= min_samples
&& ctx
->pipe
->set_min_samples
) {
767 ctx
->min_samples
= min_samples
;
768 ctx
->pipe
->set_min_samples(ctx
->pipe
, min_samples
);
773 cso_save_min_samples(struct cso_context
*ctx
)
775 ctx
->min_samples_saved
= ctx
->min_samples
;
779 cso_restore_min_samples(struct cso_context
*ctx
)
781 cso_set_min_samples(ctx
, ctx
->min_samples_saved
);
784 void cso_set_stencil_ref(struct cso_context
*ctx
,
785 const struct pipe_stencil_ref
*sr
)
787 if (memcmp(&ctx
->stencil_ref
, sr
, sizeof(ctx
->stencil_ref
))) {
788 ctx
->stencil_ref
= *sr
;
789 ctx
->pipe
->set_stencil_ref(ctx
->pipe
, sr
);
794 cso_save_stencil_ref(struct cso_context
*ctx
)
796 ctx
->stencil_ref_saved
= ctx
->stencil_ref
;
801 cso_restore_stencil_ref(struct cso_context
*ctx
)
803 if (memcmp(&ctx
->stencil_ref
, &ctx
->stencil_ref_saved
,
804 sizeof(ctx
->stencil_ref
))) {
805 ctx
->stencil_ref
= ctx
->stencil_ref_saved
;
806 ctx
->pipe
->set_stencil_ref(ctx
->pipe
, &ctx
->stencil_ref
);
810 void cso_set_render_condition(struct cso_context
*ctx
,
811 struct pipe_query
*query
,
812 boolean condition
, uint mode
)
814 struct pipe_context
*pipe
= ctx
->pipe
;
816 if (ctx
->render_condition
!= query
||
817 ctx
->render_condition_mode
!= mode
||
818 ctx
->render_condition_cond
!= condition
) {
819 pipe
->render_condition(pipe
, query
, condition
, mode
);
820 ctx
->render_condition
= query
;
821 ctx
->render_condition_cond
= condition
;
822 ctx
->render_condition_mode
= mode
;
827 cso_save_render_condition(struct cso_context
*ctx
)
829 ctx
->render_condition_saved
= ctx
->render_condition
;
830 ctx
->render_condition_cond_saved
= ctx
->render_condition_cond
;
831 ctx
->render_condition_mode_saved
= ctx
->render_condition_mode
;
835 cso_restore_render_condition(struct cso_context
*ctx
)
837 cso_set_render_condition(ctx
, ctx
->render_condition_saved
,
838 ctx
->render_condition_cond_saved
,
839 ctx
->render_condition_mode_saved
);
842 void cso_set_geometry_shader_handle(struct cso_context
*ctx
, void *handle
)
844 assert(ctx
->has_geometry_shader
|| !handle
);
846 if (ctx
->has_geometry_shader
&& ctx
->geometry_shader
!= handle
) {
847 ctx
->geometry_shader
= handle
;
848 ctx
->pipe
->bind_gs_state(ctx
->pipe
, handle
);
852 void cso_delete_geometry_shader(struct cso_context
*ctx
, void *handle
)
854 if (handle
== ctx
->geometry_shader
) {
855 /* unbind before deleting */
856 ctx
->pipe
->bind_gs_state(ctx
->pipe
, NULL
);
857 ctx
->geometry_shader
= NULL
;
859 ctx
->pipe
->delete_gs_state(ctx
->pipe
, handle
);
863 cso_save_geometry_shader(struct cso_context
*ctx
)
865 if (!ctx
->has_geometry_shader
) {
869 assert(!ctx
->geometry_shader_saved
);
870 ctx
->geometry_shader_saved
= ctx
->geometry_shader
;
874 cso_restore_geometry_shader(struct cso_context
*ctx
)
876 if (!ctx
->has_geometry_shader
) {
880 if (ctx
->geometry_shader_saved
!= ctx
->geometry_shader
) {
881 ctx
->pipe
->bind_gs_state(ctx
->pipe
, ctx
->geometry_shader_saved
);
882 ctx
->geometry_shader
= ctx
->geometry_shader_saved
;
884 ctx
->geometry_shader_saved
= NULL
;
887 void cso_set_tessctrl_shader_handle(struct cso_context
*ctx
, void *handle
)
889 assert(ctx
->has_tessellation
|| !handle
);
891 if (ctx
->has_tessellation
&& ctx
->tessctrl_shader
!= handle
) {
892 ctx
->tessctrl_shader
= handle
;
893 ctx
->pipe
->bind_tcs_state(ctx
->pipe
, handle
);
897 void cso_delete_tessctrl_shader(struct cso_context
*ctx
, void *handle
)
899 if (handle
== ctx
->tessctrl_shader
) {
900 /* unbind before deleting */
901 ctx
->pipe
->bind_tcs_state(ctx
->pipe
, NULL
);
902 ctx
->tessctrl_shader
= NULL
;
904 ctx
->pipe
->delete_tcs_state(ctx
->pipe
, handle
);
908 cso_save_tessctrl_shader(struct cso_context
*ctx
)
910 if (!ctx
->has_tessellation
) {
914 assert(!ctx
->tessctrl_shader_saved
);
915 ctx
->tessctrl_shader_saved
= ctx
->tessctrl_shader
;
919 cso_restore_tessctrl_shader(struct cso_context
*ctx
)
921 if (!ctx
->has_tessellation
) {
925 if (ctx
->tessctrl_shader_saved
!= ctx
->tessctrl_shader
) {
926 ctx
->pipe
->bind_tcs_state(ctx
->pipe
, ctx
->tessctrl_shader_saved
);
927 ctx
->tessctrl_shader
= ctx
->tessctrl_shader_saved
;
929 ctx
->tessctrl_shader_saved
= NULL
;
932 void cso_set_tesseval_shader_handle(struct cso_context
*ctx
, void *handle
)
934 assert(ctx
->has_tessellation
|| !handle
);
936 if (ctx
->has_tessellation
&& ctx
->tesseval_shader
!= handle
) {
937 ctx
->tesseval_shader
= handle
;
938 ctx
->pipe
->bind_tes_state(ctx
->pipe
, handle
);
942 void cso_delete_tesseval_shader(struct cso_context
*ctx
, void *handle
)
944 if (handle
== ctx
->tesseval_shader
) {
945 /* unbind before deleting */
946 ctx
->pipe
->bind_tes_state(ctx
->pipe
, NULL
);
947 ctx
->tesseval_shader
= NULL
;
949 ctx
->pipe
->delete_tes_state(ctx
->pipe
, handle
);
953 cso_save_tesseval_shader(struct cso_context
*ctx
)
955 if (!ctx
->has_tessellation
) {
959 assert(!ctx
->tesseval_shader_saved
);
960 ctx
->tesseval_shader_saved
= ctx
->tesseval_shader
;
964 cso_restore_tesseval_shader(struct cso_context
*ctx
)
966 if (!ctx
->has_tessellation
) {
970 if (ctx
->tesseval_shader_saved
!= ctx
->tesseval_shader
) {
971 ctx
->pipe
->bind_tes_state(ctx
->pipe
, ctx
->tesseval_shader_saved
);
972 ctx
->tesseval_shader
= ctx
->tesseval_shader_saved
;
974 ctx
->tesseval_shader_saved
= NULL
;
977 void cso_set_compute_shader_handle(struct cso_context
*ctx
, void *handle
)
979 assert(ctx
->has_compute_shader
|| !handle
);
981 if (ctx
->has_compute_shader
&& ctx
->compute_shader
!= handle
) {
982 ctx
->compute_shader
= handle
;
983 ctx
->pipe
->bind_compute_state(ctx
->pipe
, handle
);
987 void cso_delete_compute_shader(struct cso_context
*ctx
, void *handle
)
989 if (handle
== ctx
->compute_shader
) {
990 /* unbind before deleting */
991 ctx
->pipe
->bind_compute_state(ctx
->pipe
, NULL
);
992 ctx
->compute_shader
= NULL
;
994 ctx
->pipe
->delete_compute_state(ctx
->pipe
, handle
);
998 cso_set_vertex_elements(struct cso_context
*ctx
,
1000 const struct pipe_vertex_element
*states
)
1002 struct u_vbuf
*vbuf
= ctx
->vbuf
;
1003 unsigned key_size
, hash_key
;
1004 struct cso_hash_iter iter
;
1006 struct cso_velems_state velems_state
;
1009 u_vbuf_set_vertex_elements(vbuf
, count
, states
);
1013 /* Need to include the count into the stored state data too.
1014 * Otherwise first few count pipe_vertex_elements could be identical
1015 * even if count is different, and there's no guarantee the hash would
1016 * be different in that case neither.
1018 key_size
= sizeof(struct pipe_vertex_element
) * count
+ sizeof(unsigned);
1019 velems_state
.count
= count
;
1020 memcpy(velems_state
.velems
, states
,
1021 sizeof(struct pipe_vertex_element
) * count
);
1022 hash_key
= cso_construct_key((void*)&velems_state
, key_size
);
1023 iter
= cso_find_state_template(ctx
->cache
, hash_key
, CSO_VELEMENTS
,
1024 (void*)&velems_state
, key_size
);
1026 if (cso_hash_iter_is_null(iter
)) {
1027 struct cso_velements
*cso
= MALLOC(sizeof(struct cso_velements
));
1029 return PIPE_ERROR_OUT_OF_MEMORY
;
1031 memcpy(&cso
->state
, &velems_state
, key_size
);
1032 cso
->data
= ctx
->pipe
->create_vertex_elements_state(ctx
->pipe
, count
,
1033 &cso
->state
.velems
[0]);
1035 (cso_state_callback
) ctx
->pipe
->delete_vertex_elements_state
;
1036 cso
->context
= ctx
->pipe
;
1038 iter
= cso_insert_state(ctx
->cache
, hash_key
, CSO_VELEMENTS
, cso
);
1039 if (cso_hash_iter_is_null(iter
)) {
1041 return PIPE_ERROR_OUT_OF_MEMORY
;
1047 handle
= ((struct cso_velements
*)cso_hash_iter_data(iter
))->data
;
1050 if (ctx
->velements
!= handle
) {
1051 ctx
->velements
= handle
;
1052 ctx
->pipe
->bind_vertex_elements_state(ctx
->pipe
, handle
);
1058 cso_save_vertex_elements(struct cso_context
*ctx
)
1060 struct u_vbuf
*vbuf
= ctx
->vbuf
;
1063 u_vbuf_save_vertex_elements(vbuf
);
1067 assert(!ctx
->velements_saved
);
1068 ctx
->velements_saved
= ctx
->velements
;
1072 cso_restore_vertex_elements(struct cso_context
*ctx
)
1074 struct u_vbuf
*vbuf
= ctx
->vbuf
;
1077 u_vbuf_restore_vertex_elements(vbuf
);
1081 if (ctx
->velements
!= ctx
->velements_saved
) {
1082 ctx
->velements
= ctx
->velements_saved
;
1083 ctx
->pipe
->bind_vertex_elements_state(ctx
->pipe
, ctx
->velements_saved
);
1085 ctx
->velements_saved
= NULL
;
1088 /* vertex buffers */
1090 void cso_set_vertex_buffers(struct cso_context
*ctx
,
1091 unsigned start_slot
, unsigned count
,
1092 const struct pipe_vertex_buffer
*buffers
)
1094 struct u_vbuf
*vbuf
= ctx
->vbuf
;
1097 u_vbuf_set_vertex_buffers(vbuf
, start_slot
, count
, buffers
);
1101 /* Save what's in the auxiliary slot, so that we can save and restore it
1103 if (start_slot
<= ctx
->aux_vertex_buffer_index
&&
1104 start_slot
+count
> ctx
->aux_vertex_buffer_index
) {
1106 const struct pipe_vertex_buffer
*vb
=
1107 buffers
+ (ctx
->aux_vertex_buffer_index
- start_slot
);
1109 pipe_resource_reference(&ctx
->aux_vertex_buffer_current
.buffer
,
1111 memcpy(&ctx
->aux_vertex_buffer_current
, vb
,
1112 sizeof(struct pipe_vertex_buffer
));
1115 pipe_resource_reference(&ctx
->aux_vertex_buffer_current
.buffer
,
1117 ctx
->aux_vertex_buffer_current
.user_buffer
= NULL
;
1121 ctx
->pipe
->set_vertex_buffers(ctx
->pipe
, start_slot
, count
, buffers
);
1125 cso_save_aux_vertex_buffer_slot(struct cso_context
*ctx
)
1127 struct u_vbuf
*vbuf
= ctx
->vbuf
;
1130 u_vbuf_save_aux_vertex_buffer_slot(vbuf
);
1134 pipe_resource_reference(&ctx
->aux_vertex_buffer_saved
.buffer
,
1135 ctx
->aux_vertex_buffer_current
.buffer
);
1136 memcpy(&ctx
->aux_vertex_buffer_saved
, &ctx
->aux_vertex_buffer_current
,
1137 sizeof(struct pipe_vertex_buffer
));
1141 cso_restore_aux_vertex_buffer_slot(struct cso_context
*ctx
)
1143 struct u_vbuf
*vbuf
= ctx
->vbuf
;
1146 u_vbuf_restore_aux_vertex_buffer_slot(vbuf
);
1150 cso_set_vertex_buffers(ctx
, ctx
->aux_vertex_buffer_index
, 1,
1151 &ctx
->aux_vertex_buffer_saved
);
1152 pipe_resource_reference(&ctx
->aux_vertex_buffer_saved
.buffer
, NULL
);
1155 unsigned cso_get_aux_vertex_buffer_slot(struct cso_context
*ctx
)
1157 return ctx
->aux_vertex_buffer_index
;
1163 cso_single_sampler(struct cso_context
*ctx
, unsigned shader_stage
,
1164 unsigned idx
, const struct pipe_sampler_state
*templ
)
1167 unsigned key_size
= sizeof(struct pipe_sampler_state
);
1168 unsigned hash_key
= cso_construct_key((void*)templ
, key_size
);
1169 struct cso_sampler
*cso
;
1170 struct cso_hash_iter iter
=
1171 cso_find_state_template(ctx
->cache
,
1172 hash_key
, CSO_SAMPLER
,
1173 (void *) templ
, key_size
);
1175 if (cso_hash_iter_is_null(iter
)) {
1176 cso
= MALLOC(sizeof(struct cso_sampler
));
1178 return PIPE_ERROR_OUT_OF_MEMORY
;
1180 memcpy(&cso
->state
, templ
, sizeof(*templ
));
1181 cso
->data
= ctx
->pipe
->create_sampler_state(ctx
->pipe
, &cso
->state
);
1183 (cso_state_callback
) ctx
->pipe
->delete_sampler_state
;
1184 cso
->context
= ctx
->pipe
;
1185 cso
->hash_key
= hash_key
;
1187 iter
= cso_insert_state(ctx
->cache
, hash_key
, CSO_SAMPLER
, cso
);
1188 if (cso_hash_iter_is_null(iter
)) {
1190 return PIPE_ERROR_OUT_OF_MEMORY
;
1194 cso
= cso_hash_iter_data(iter
);
1197 ctx
->samplers
[shader_stage
].cso_samplers
[idx
] = cso
;
1198 ctx
->samplers
[shader_stage
].samplers
[idx
] = cso
->data
;
1200 ctx
->samplers
[shader_stage
].cso_samplers
[idx
] = NULL
;
1201 ctx
->samplers
[shader_stage
].samplers
[idx
] = NULL
;
1209 * Send staged sampler state to the driver.
1212 cso_single_sampler_done(struct cso_context
*ctx
,
1213 enum pipe_shader_type shader_stage
)
1215 struct sampler_info
*info
= &ctx
->samplers
[shader_stage
];
1216 const unsigned old_nr_samplers
= info
->nr_samplers
;
1219 /* find highest non-null sampler */
1220 for (i
= PIPE_MAX_SAMPLERS
; i
> 0; i
--) {
1221 if (info
->samplers
[i
- 1] != NULL
)
1225 info
->nr_samplers
= i
;
1226 ctx
->pipe
->bind_sampler_states(ctx
->pipe
, shader_stage
, 0,
1227 MAX2(old_nr_samplers
, info
->nr_samplers
),
1233 * If the function encouters any errors it will return the
1234 * last one. Done to always try to set as many samplers
1238 cso_set_samplers(struct cso_context
*ctx
,
1239 enum pipe_shader_type shader_stage
,
1241 const struct pipe_sampler_state
**templates
)
1243 struct sampler_info
*info
= &ctx
->samplers
[shader_stage
];
1245 enum pipe_error temp
, error
= PIPE_OK
;
1247 for (i
= 0; i
< nr
; i
++) {
1248 temp
= cso_single_sampler(ctx
, shader_stage
, i
, templates
[i
]);
1249 if (temp
!= PIPE_OK
)
1253 for ( ; i
< info
->nr_samplers
; i
++) {
1254 temp
= cso_single_sampler(ctx
, shader_stage
, i
, NULL
);
1255 if (temp
!= PIPE_OK
)
1259 cso_single_sampler_done(ctx
, shader_stage
);
1265 cso_save_fragment_samplers(struct cso_context
*ctx
)
1267 struct sampler_info
*info
= &ctx
->samplers
[PIPE_SHADER_FRAGMENT
];
1268 struct sampler_info
*saved
= &ctx
->fragment_samplers_saved
;
1270 saved
->nr_samplers
= info
->nr_samplers
;
1271 memcpy(saved
->cso_samplers
, info
->cso_samplers
, info
->nr_samplers
*
1272 sizeof(*info
->cso_samplers
));
1273 memcpy(saved
->samplers
, info
->samplers
, info
->nr_samplers
*
1274 sizeof(*info
->samplers
));
1279 cso_restore_fragment_samplers(struct cso_context
*ctx
)
1281 struct sampler_info
*info
= &ctx
->samplers
[PIPE_SHADER_FRAGMENT
];
1282 struct sampler_info
*saved
= &ctx
->fragment_samplers_saved
;
1283 int delta
= (int)info
->nr_samplers
- saved
->nr_samplers
;
1285 memcpy(info
->cso_samplers
, saved
->cso_samplers
,
1286 saved
->nr_samplers
* sizeof(*info
->cso_samplers
));
1287 memcpy(info
->samplers
, saved
->samplers
,
1288 saved
->nr_samplers
* sizeof(*info
->samplers
));
1291 memset(&info
->cso_samplers
[saved
->nr_samplers
], 0,
1292 delta
* sizeof(*info
->cso_samplers
));
1293 memset(&info
->samplers
[saved
->nr_samplers
], 0,
1294 delta
* sizeof(*info
->samplers
));
1297 cso_single_sampler_done(ctx
, PIPE_SHADER_FRAGMENT
);
1302 cso_set_sampler_views(struct cso_context
*ctx
,
1303 enum pipe_shader_type shader_stage
,
1305 struct pipe_sampler_view
**views
)
1307 if (shader_stage
== PIPE_SHADER_FRAGMENT
) {
1309 boolean any_change
= FALSE
;
1311 /* reference new views */
1312 for (i
= 0; i
< count
; i
++) {
1313 any_change
|= ctx
->fragment_views
[i
] != views
[i
];
1314 pipe_sampler_view_reference(&ctx
->fragment_views
[i
], views
[i
]);
1316 /* unref extra old views, if any */
1317 for (; i
< ctx
->nr_fragment_views
; i
++) {
1318 any_change
|= ctx
->fragment_views
[i
] != NULL
;
1319 pipe_sampler_view_reference(&ctx
->fragment_views
[i
], NULL
);
1322 /* bind the new sampler views */
1324 ctx
->pipe
->set_sampler_views(ctx
->pipe
, shader_stage
, 0,
1325 MAX2(ctx
->nr_fragment_views
, count
),
1326 ctx
->fragment_views
);
1329 ctx
->nr_fragment_views
= count
;
1332 ctx
->pipe
->set_sampler_views(ctx
->pipe
, shader_stage
, 0, count
, views
);
1337 cso_save_fragment_sampler_views(struct cso_context
*ctx
)
1341 ctx
->nr_fragment_views_saved
= ctx
->nr_fragment_views
;
1343 for (i
= 0; i
< ctx
->nr_fragment_views
; i
++) {
1344 assert(!ctx
->fragment_views_saved
[i
]);
1345 pipe_sampler_view_reference(&ctx
->fragment_views_saved
[i
],
1346 ctx
->fragment_views
[i
]);
1352 cso_restore_fragment_sampler_views(struct cso_context
*ctx
)
1354 unsigned i
, nr_saved
= ctx
->nr_fragment_views_saved
;
1357 for (i
= 0; i
< nr_saved
; i
++) {
1358 pipe_sampler_view_reference(&ctx
->fragment_views
[i
], NULL
);
1359 /* move the reference from one pointer to another */
1360 ctx
->fragment_views
[i
] = ctx
->fragment_views_saved
[i
];
1361 ctx
->fragment_views_saved
[i
] = NULL
;
1363 for (; i
< ctx
->nr_fragment_views
; i
++) {
1364 pipe_sampler_view_reference(&ctx
->fragment_views
[i
], NULL
);
1367 num
= MAX2(ctx
->nr_fragment_views
, nr_saved
);
1369 /* bind the old/saved sampler views */
1370 ctx
->pipe
->set_sampler_views(ctx
->pipe
, PIPE_SHADER_FRAGMENT
, 0, num
,
1371 ctx
->fragment_views
);
1373 ctx
->nr_fragment_views
= nr_saved
;
1374 ctx
->nr_fragment_views_saved
= 0;
1379 cso_set_shader_images(struct cso_context
*ctx
,
1380 enum pipe_shader_type shader_stage
,
1381 unsigned start
, unsigned count
,
1382 struct pipe_image_view
*images
)
1384 if (shader_stage
== PIPE_SHADER_FRAGMENT
&& start
== 0 && count
>= 1) {
1385 util_copy_image_view(&ctx
->fragment_image0_current
, &images
[0]);
1388 ctx
->pipe
->set_shader_images(ctx
->pipe
, shader_stage
, start
, count
, images
);
1393 cso_save_fragment_image0(struct cso_context
*ctx
)
1395 util_copy_image_view(&ctx
->fragment_image0_saved
,
1396 &ctx
->fragment_image0_current
);
1401 cso_restore_fragment_image0(struct cso_context
*ctx
)
1403 cso_set_shader_images(ctx
, PIPE_SHADER_FRAGMENT
, 0, 1,
1404 &ctx
->fragment_image0_saved
);
1409 cso_set_stream_outputs(struct cso_context
*ctx
,
1410 unsigned num_targets
,
1411 struct pipe_stream_output_target
**targets
,
1412 const unsigned *offsets
)
1414 struct pipe_context
*pipe
= ctx
->pipe
;
1417 if (!ctx
->has_streamout
) {
1418 assert(num_targets
== 0);
1422 if (ctx
->nr_so_targets
== 0 && num_targets
== 0) {
1423 /* Nothing to do. */
1427 /* reference new targets */
1428 for (i
= 0; i
< num_targets
; i
++) {
1429 pipe_so_target_reference(&ctx
->so_targets
[i
], targets
[i
]);
1431 /* unref extra old targets, if any */
1432 for (; i
< ctx
->nr_so_targets
; i
++) {
1433 pipe_so_target_reference(&ctx
->so_targets
[i
], NULL
);
1436 pipe
->set_stream_output_targets(pipe
, num_targets
, targets
,
1438 ctx
->nr_so_targets
= num_targets
;
1442 cso_save_stream_outputs(struct cso_context
*ctx
)
1446 if (!ctx
->has_streamout
) {
1450 ctx
->nr_so_targets_saved
= ctx
->nr_so_targets
;
1452 for (i
= 0; i
< ctx
->nr_so_targets
; i
++) {
1453 assert(!ctx
->so_targets_saved
[i
]);
1454 pipe_so_target_reference(&ctx
->so_targets_saved
[i
], ctx
->so_targets
[i
]);
1459 cso_restore_stream_outputs(struct cso_context
*ctx
)
1461 struct pipe_context
*pipe
= ctx
->pipe
;
1463 unsigned offset
[PIPE_MAX_SO_BUFFERS
];
1465 if (!ctx
->has_streamout
) {
1469 if (ctx
->nr_so_targets
== 0 && ctx
->nr_so_targets_saved
== 0) {
1470 /* Nothing to do. */
1474 assert(ctx
->nr_so_targets_saved
<= PIPE_MAX_SO_BUFFERS
);
1475 for (i
= 0; i
< ctx
->nr_so_targets_saved
; i
++) {
1476 pipe_so_target_reference(&ctx
->so_targets
[i
], NULL
);
1477 /* move the reference from one pointer to another */
1478 ctx
->so_targets
[i
] = ctx
->so_targets_saved
[i
];
1479 ctx
->so_targets_saved
[i
] = NULL
;
1480 /* -1 means append */
1481 offset
[i
] = (unsigned)-1;
1483 for (; i
< ctx
->nr_so_targets
; i
++) {
1484 pipe_so_target_reference(&ctx
->so_targets
[i
], NULL
);
1487 pipe
->set_stream_output_targets(pipe
, ctx
->nr_so_targets_saved
,
1488 ctx
->so_targets
, offset
);
1490 ctx
->nr_so_targets
= ctx
->nr_so_targets_saved
;
1491 ctx
->nr_so_targets_saved
= 0;
1494 /* constant buffers */
1497 cso_set_constant_buffer(struct cso_context
*cso
, unsigned shader_stage
,
1498 unsigned index
, struct pipe_constant_buffer
*cb
)
1500 struct pipe_context
*pipe
= cso
->pipe
;
1502 pipe
->set_constant_buffer(pipe
, shader_stage
, index
, cb
);
1505 util_copy_constant_buffer(&cso
->aux_constbuf_current
[shader_stage
], cb
);
1510 cso_set_constant_buffer_resource(struct cso_context
*cso
,
1511 unsigned shader_stage
,
1513 struct pipe_resource
*buffer
)
1516 struct pipe_constant_buffer cb
;
1518 cb
.buffer_offset
= 0;
1519 cb
.buffer_size
= buffer
->width0
;
1520 cb
.user_buffer
= NULL
;
1521 cso_set_constant_buffer(cso
, shader_stage
, index
, &cb
);
1523 cso_set_constant_buffer(cso
, shader_stage
, index
, NULL
);
1528 cso_save_constant_buffer_slot0(struct cso_context
*cso
,
1529 unsigned shader_stage
)
1531 util_copy_constant_buffer(&cso
->aux_constbuf_saved
[shader_stage
],
1532 &cso
->aux_constbuf_current
[shader_stage
]);
1536 cso_restore_constant_buffer_slot0(struct cso_context
*cso
,
1537 unsigned shader_stage
)
1539 cso_set_constant_buffer(cso
, shader_stage
, 0,
1540 &cso
->aux_constbuf_saved
[shader_stage
]);
1541 pipe_resource_reference(&cso
->aux_constbuf_saved
[shader_stage
].buffer
,
1547 * Save all the CSO state items specified by the state_mask bitmask
1548 * of CSO_BIT_x flags.
1551 cso_save_state(struct cso_context
*cso
, unsigned state_mask
)
1553 assert(cso
->saved_state
== 0);
1555 cso
->saved_state
= state_mask
;
1557 if (state_mask
& CSO_BIT_AUX_VERTEX_BUFFER_SLOT
)
1558 cso_save_aux_vertex_buffer_slot(cso
);
1559 if (state_mask
& CSO_BIT_BLEND
)
1560 cso_save_blend(cso
);
1561 if (state_mask
& CSO_BIT_DEPTH_STENCIL_ALPHA
)
1562 cso_save_depth_stencil_alpha(cso
);
1563 if (state_mask
& CSO_BIT_FRAGMENT_SAMPLERS
)
1564 cso_save_fragment_samplers(cso
);
1565 if (state_mask
& CSO_BIT_FRAGMENT_SAMPLER_VIEWS
)
1566 cso_save_fragment_sampler_views(cso
);
1567 if (state_mask
& CSO_BIT_FRAGMENT_SHADER
)
1568 cso_save_fragment_shader(cso
);
1569 if (state_mask
& CSO_BIT_FRAMEBUFFER
)
1570 cso_save_framebuffer(cso
);
1571 if (state_mask
& CSO_BIT_GEOMETRY_SHADER
)
1572 cso_save_geometry_shader(cso
);
1573 if (state_mask
& CSO_BIT_MIN_SAMPLES
)
1574 cso_save_min_samples(cso
);
1575 if (state_mask
& CSO_BIT_RASTERIZER
)
1576 cso_save_rasterizer(cso
);
1577 if (state_mask
& CSO_BIT_RENDER_CONDITION
)
1578 cso_save_render_condition(cso
);
1579 if (state_mask
& CSO_BIT_SAMPLE_MASK
)
1580 cso_save_sample_mask(cso
);
1581 if (state_mask
& CSO_BIT_STENCIL_REF
)
1582 cso_save_stencil_ref(cso
);
1583 if (state_mask
& CSO_BIT_STREAM_OUTPUTS
)
1584 cso_save_stream_outputs(cso
);
1585 if (state_mask
& CSO_BIT_TESSCTRL_SHADER
)
1586 cso_save_tessctrl_shader(cso
);
1587 if (state_mask
& CSO_BIT_TESSEVAL_SHADER
)
1588 cso_save_tesseval_shader(cso
);
1589 if (state_mask
& CSO_BIT_VERTEX_ELEMENTS
)
1590 cso_save_vertex_elements(cso
);
1591 if (state_mask
& CSO_BIT_VERTEX_SHADER
)
1592 cso_save_vertex_shader(cso
);
1593 if (state_mask
& CSO_BIT_VIEWPORT
)
1594 cso_save_viewport(cso
);
1595 if (state_mask
& CSO_BIT_PAUSE_QUERIES
)
1596 cso
->pipe
->set_active_query_state(cso
->pipe
, false);
1597 if (state_mask
& CSO_BIT_FRAGMENT_IMAGE0
)
1598 cso_save_fragment_image0(cso
);
1603 * Restore the state which was saved by cso_save_state().
1606 cso_restore_state(struct cso_context
*cso
)
1608 unsigned state_mask
= cso
->saved_state
;
1612 if (state_mask
& CSO_BIT_AUX_VERTEX_BUFFER_SLOT
)
1613 cso_restore_aux_vertex_buffer_slot(cso
);
1614 if (state_mask
& CSO_BIT_BLEND
)
1615 cso_restore_blend(cso
);
1616 if (state_mask
& CSO_BIT_DEPTH_STENCIL_ALPHA
)
1617 cso_restore_depth_stencil_alpha(cso
);
1618 if (state_mask
& CSO_BIT_FRAGMENT_SAMPLERS
)
1619 cso_restore_fragment_samplers(cso
);
1620 if (state_mask
& CSO_BIT_FRAGMENT_SAMPLER_VIEWS
)
1621 cso_restore_fragment_sampler_views(cso
);
1622 if (state_mask
& CSO_BIT_FRAGMENT_SHADER
)
1623 cso_restore_fragment_shader(cso
);
1624 if (state_mask
& CSO_BIT_FRAMEBUFFER
)
1625 cso_restore_framebuffer(cso
);
1626 if (state_mask
& CSO_BIT_GEOMETRY_SHADER
)
1627 cso_restore_geometry_shader(cso
);
1628 if (state_mask
& CSO_BIT_MIN_SAMPLES
)
1629 cso_restore_min_samples(cso
);
1630 if (state_mask
& CSO_BIT_RASTERIZER
)
1631 cso_restore_rasterizer(cso
);
1632 if (state_mask
& CSO_BIT_RENDER_CONDITION
)
1633 cso_restore_render_condition(cso
);
1634 if (state_mask
& CSO_BIT_SAMPLE_MASK
)
1635 cso_restore_sample_mask(cso
);
1636 if (state_mask
& CSO_BIT_STENCIL_REF
)
1637 cso_restore_stencil_ref(cso
);
1638 if (state_mask
& CSO_BIT_STREAM_OUTPUTS
)
1639 cso_restore_stream_outputs(cso
);
1640 if (state_mask
& CSO_BIT_TESSCTRL_SHADER
)
1641 cso_restore_tessctrl_shader(cso
);
1642 if (state_mask
& CSO_BIT_TESSEVAL_SHADER
)
1643 cso_restore_tesseval_shader(cso
);
1644 if (state_mask
& CSO_BIT_VERTEX_ELEMENTS
)
1645 cso_restore_vertex_elements(cso
);
1646 if (state_mask
& CSO_BIT_VERTEX_SHADER
)
1647 cso_restore_vertex_shader(cso
);
1648 if (state_mask
& CSO_BIT_VIEWPORT
)
1649 cso_restore_viewport(cso
);
1650 if (state_mask
& CSO_BIT_PAUSE_QUERIES
)
1651 cso
->pipe
->set_active_query_state(cso
->pipe
, true);
1652 if (state_mask
& CSO_BIT_FRAGMENT_IMAGE0
)
1653 cso_restore_fragment_image0(cso
);
1655 cso
->saved_state
= 0;
1663 cso_set_index_buffer(struct cso_context
*cso
,
1664 const struct pipe_index_buffer
*ib
)
1666 struct u_vbuf
*vbuf
= cso
->vbuf
;
1669 u_vbuf_set_index_buffer(vbuf
, ib
);
1671 struct pipe_context
*pipe
= cso
->pipe
;
1672 pipe
->set_index_buffer(pipe
, ib
);
1677 cso_draw_vbo(struct cso_context
*cso
,
1678 const struct pipe_draw_info
*info
)
1680 struct u_vbuf
*vbuf
= cso
->vbuf
;
1683 u_vbuf_draw_vbo(vbuf
, info
);
1685 struct pipe_context
*pipe
= cso
->pipe
;
1686 pipe
->draw_vbo(pipe
, info
);
1691 cso_draw_arrays(struct cso_context
*cso
, uint mode
, uint start
, uint count
)
1693 struct pipe_draw_info info
;
1695 util_draw_init_info(&info
);
1700 info
.min_index
= start
;
1701 info
.max_index
= start
+ count
- 1;
1703 cso_draw_vbo(cso
, &info
);
1707 cso_draw_arrays_instanced(struct cso_context
*cso
, uint mode
,
1708 uint start
, uint count
,
1709 uint start_instance
, uint instance_count
)
1711 struct pipe_draw_info info
;
1713 util_draw_init_info(&info
);
1718 info
.min_index
= start
;
1719 info
.max_index
= start
+ count
- 1;
1720 info
.start_instance
= start_instance
;
1721 info
.instance_count
= instance_count
;
1723 cso_draw_vbo(cso
, &info
);