1 /**************************************************************************
3 * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
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 TUNGSTEN GRAPHICS 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 * Builds per-tile display lists and executes them on calls to
37 #include "pipe/p_defines.h"
38 #include "util/u_framebuffer.h"
39 #include "util/u_inlines.h"
40 #include "util/u_memory.h"
41 #include "util/u_pack_color.h"
42 #include "lp_context.h"
43 #include "lp_memory.h"
45 #include "lp_scene_queue.h"
46 #include "lp_texture.h"
51 #include "lp_setup_context.h"
52 #include "lp_screen.h"
54 #include "state_tracker/sw_winsys.h"
56 #include "draw/draw_context.h"
57 #include "draw/draw_vbuf.h"
60 static void set_scene_state( struct lp_setup_context
*, enum setup_state
);
64 lp_setup_get_current_scene(struct lp_setup_context
*setup
)
67 set_scene_state( setup
, SETUP_EMPTY
);
74 * Check if the size of the current scene has exceeded the limit.
75 * If so, flush/render it.
78 setup_check_scene_size_and_flush(struct lp_setup_context
*setup
)
81 struct lp_scene
*scene
= lp_setup_get_current_scene(setup
);
82 unsigned size
= lp_scene_get_size(scene
);
84 if (size
> LP_MAX_SCENE_SIZE
) {
85 /*printf("LLVMPIPE: scene size = %u, flushing.\n", size);*/
86 set_scene_state( setup
, SETUP_FLUSHED
);
87 /*assert(lp_scene_get_size(scene) == 0);*/
94 first_triangle( struct lp_setup_context
*setup
,
99 set_scene_state( setup
, SETUP_ACTIVE
);
100 lp_setup_choose_triangle( setup
);
101 setup
->triangle( setup
, v0
, v1
, v2
);
105 first_line( struct lp_setup_context
*setup
,
106 const float (*v0
)[4],
107 const float (*v1
)[4])
109 set_scene_state( setup
, SETUP_ACTIVE
);
110 lp_setup_choose_line( setup
);
111 setup
->line( setup
, v0
, v1
);
115 first_point( struct lp_setup_context
*setup
,
116 const float (*v0
)[4])
118 set_scene_state( setup
, SETUP_ACTIVE
);
119 lp_setup_choose_point( setup
);
120 setup
->point( setup
, v0
);
123 static void reset_context( struct lp_setup_context
*setup
)
125 LP_DBG(DEBUG_SETUP
, "%s\n", __FUNCTION__
);
127 /* Reset derived state */
128 setup
->constants
.stored_size
= 0;
129 setup
->constants
.stored_data
= NULL
;
130 setup
->fs
.stored
= NULL
;
138 setup
->clear
.flags
= 0;
139 setup
->clear
.clearzs
.clearzs_mask
= 0;
141 /* Have an explicit "start-binning" call and get rid of this
144 setup
->line
= first_line
;
145 setup
->point
= first_point
;
146 setup
->triangle
= first_triangle
;
150 /** Rasterize all scene's bins */
152 lp_setup_rasterize_scene( struct lp_setup_context
*setup
)
154 struct lp_scene
*scene
= lp_setup_get_current_scene(setup
);
156 lp_scene_rasterize(scene
, setup
->rast
);
158 reset_context( setup
);
160 LP_DBG(DEBUG_SETUP
, "%s done \n", __FUNCTION__
);
166 begin_binning( struct lp_setup_context
*setup
)
168 struct lp_scene
*scene
= lp_setup_get_current_scene(setup
);
169 boolean need_zsload
= FALSE
;
170 if (setup
->fb
.zsbuf
&&
171 ((setup
->clear
.flags
& PIPE_CLEAR_DEPTHSTENCIL
) != PIPE_CLEAR_DEPTHSTENCIL
) &&
172 util_format_is_depth_and_stencil(setup
->fb
.zsbuf
->format
))
175 LP_DBG(DEBUG_SETUP
, "%s color: %s depth: %s\n", __FUNCTION__
,
176 (setup
->clear
.flags
& PIPE_CLEAR_COLOR
) ? "clear": "load",
177 need_zsload
? "clear": "load");
179 if (setup
->fb
.nr_cbufs
) {
180 if (setup
->clear
.flags
& PIPE_CLEAR_COLOR
) {
181 lp_scene_bin_everywhere( scene
,
183 setup
->clear
.color
);
184 scene
->has_color_clear
= TRUE
;
188 if (setup
->fb
.zsbuf
) {
189 if (setup
->clear
.flags
& PIPE_CLEAR_DEPTHSTENCIL
) {
191 scene
->has_depthstencil_clear
= TRUE
;
192 lp_scene_bin_everywhere( scene
,
193 lp_rast_clear_zstencil
,
194 lp_rast_arg_clearzs(&setup
->clear
.clearzs
) );
198 LP_DBG(DEBUG_SETUP
, "%s done\n", __FUNCTION__
);
202 /* This basically bins and then flushes any outstanding full-screen
205 * TODO: fast path for fullscreen clears and no triangles.
208 execute_clears( struct lp_setup_context
*setup
)
210 LP_DBG(DEBUG_SETUP
, "%s\n", __FUNCTION__
);
212 begin_binning( setup
);
213 lp_setup_rasterize_scene( setup
);
218 set_scene_state( struct lp_setup_context
*setup
,
219 enum setup_state new_state
)
221 unsigned old_state
= setup
->state
;
223 if (old_state
== new_state
)
226 LP_DBG(DEBUG_SETUP
, "%s old %d new %d\n", __FUNCTION__
, old_state
, new_state
);
230 assert(old_state
== SETUP_FLUSHED
);
231 assert(setup
->scene
== NULL
);
233 /* wait for a free/empty scene
235 setup
->scene
= lp_scene_dequeue(setup
->empty_scenes
, TRUE
);
236 assert(lp_scene_is_empty(setup
->scene
));
237 lp_scene_begin_binning(setup
->scene
,
242 assert(old_state
== SETUP_EMPTY
);
243 assert(setup
->scene
!= NULL
);
247 assert(old_state
== SETUP_EMPTY
||
248 old_state
== SETUP_CLEARED
);
249 assert(setup
->scene
!= NULL
);
250 begin_binning( setup
);
254 if (old_state
== SETUP_CLEARED
)
255 execute_clears( setup
);
257 lp_setup_rasterize_scene( setup
);
258 assert(setup
->scene
== NULL
);
262 assert(0 && "invalid setup state mode");
265 setup
->state
= new_state
;
270 * \param flags bitmask of PIPE_FLUSH_x flags
273 lp_setup_flush( struct lp_setup_context
*setup
,
275 struct pipe_fence_handle
**fence
)
277 LP_DBG(DEBUG_SETUP
, "%s\n", __FUNCTION__
);
280 struct lp_scene
*scene
= lp_setup_get_current_scene(setup
);
281 union lp_rast_cmd_arg dummy
= {0};
283 if (flags
& (PIPE_FLUSH_SWAPBUFFERS
|
285 /* Store colors in the linear color buffer(s).
286 * If we don't do this here, we'll end up converting the tiled
287 * data to linear in the texture_unmap() function, which will
288 * not be a parallel/threaded operation as here.
290 lp_scene_bin_everywhere(scene
, lp_rast_store_linear_color
, dummy
);
295 /* if we're going to flush the setup/rasterization modules, emit
298 *fence
= lp_setup_fence( setup
);
303 set_scene_state( setup
, SETUP_FLUSHED
);
308 lp_setup_bind_framebuffer( struct lp_setup_context
*setup
,
309 const struct pipe_framebuffer_state
*fb
)
311 LP_DBG(DEBUG_SETUP
, "%s\n", __FUNCTION__
);
313 /* Flush any old scene.
315 set_scene_state( setup
, SETUP_FLUSHED
);
318 * Ensure the old scene is not reused.
320 assert(!setup
->scene
);
322 /* Set new state. This will be picked up later when we next need a
325 util_copy_framebuffer_state(&setup
->fb
, fb
);
330 lp_setup_clear( struct lp_setup_context
*setup
,
336 struct lp_scene
*scene
= lp_setup_get_current_scene(setup
);
338 boolean full_zs_clear
= TRUE
;
341 LP_DBG(DEBUG_SETUP
, "%s state %d\n", __FUNCTION__
, setup
->state
);
344 if (flags
& PIPE_CLEAR_COLOR
) {
345 for (i
= 0; i
< 4; ++i
)
346 setup
->clear
.color
.clear_color
[i
] = float_to_ubyte(color
[i
]);
349 if (flags
& PIPE_CLEAR_DEPTHSTENCIL
) {
350 if (setup
->fb
.zsbuf
&&
351 ((flags
& PIPE_CLEAR_DEPTHSTENCIL
) != PIPE_CLEAR_DEPTHSTENCIL
) &&
352 util_format_is_depth_and_stencil(setup
->fb
.zsbuf
->format
))
353 full_zs_clear
= FALSE
;
356 setup
->clear
.clearzs
.clearzs_value
=
357 util_pack_z_stencil(setup
->fb
.zsbuf
->format
,
360 setup
->clear
.clearzs
.clearzs_mask
= 0xffffffff;
365 if (flags
& PIPE_CLEAR_DEPTH
) {
366 tmpval
= util_pack_z(setup
->fb
.zsbuf
->format
,
368 switch (setup
->fb
.zsbuf
->format
) {
369 case PIPE_FORMAT_Z24_UNORM_S8_USCALED
:
372 case PIPE_FORMAT_S8_USCALED_Z24_UNORM
:
380 switch (setup
->fb
.zsbuf
->format
) {
381 case PIPE_FORMAT_Z24_UNORM_S8_USCALED
:
383 tmpval
= stencil
<< 24;
385 case PIPE_FORMAT_S8_USCALED_Z24_UNORM
:
394 setup
->clear
.clearzs
.clearzs_mask
|= mask
;
395 setup
->clear
.clearzs
.clearzs_value
=
396 (setup
->clear
.clearzs
.clearzs_value
& ~mask
) | (tmpval
& mask
);
400 if (setup
->state
== SETUP_ACTIVE
) {
401 /* Add the clear to existing scene. In the unusual case where
402 * both color and depth-stencil are being cleared when there's
403 * already been some rendering, we could discard the currently
404 * binned scene and start again, but I don't see that as being
407 if (flags
& PIPE_CLEAR_COLOR
) {
408 lp_scene_bin_everywhere( scene
,
410 setup
->clear
.color
);
411 scene
->has_color_clear
= TRUE
;
414 if (flags
& PIPE_CLEAR_DEPTHSTENCIL
) {
416 scene
->has_depthstencil_clear
= TRUE
;
418 setup
->clear
.clearzs
.clearzs_mask
= mask
;
419 lp_scene_bin_everywhere( scene
,
420 lp_rast_clear_zstencil
,
421 lp_rast_arg_clearzs(&setup
->clear
.clearzs
) );
428 /* Put ourselves into the 'pre-clear' state, specifically to try
429 * and accumulate multiple clears to color and depth_stencil
430 * buffers which the app or state-tracker might issue
433 set_scene_state( setup
, SETUP_CLEARED
);
435 setup
->clear
.flags
|= flags
;
443 struct pipe_fence_handle
*
444 lp_setup_fence( struct lp_setup_context
*setup
)
446 if (setup
->scene
== NULL
)
448 else if (setup
->num_threads
== 0)
452 struct lp_scene
*scene
= lp_setup_get_current_scene(setup
);
453 const unsigned rank
= setup
->num_threads
;
455 set_scene_state( setup
, SETUP_ACTIVE
);
457 assert(scene
->fence
== NULL
);
459 /* The caller gets a reference, we keep a copy too, so need to
462 lp_fence_reference(&scene
->fence
, lp_fence_create(rank
));
464 LP_DBG(DEBUG_SETUP
, "%s rank %u\n", __FUNCTION__
, rank
);
466 return (struct pipe_fence_handle
*) scene
->fence
;
472 lp_setup_set_triangle_state( struct lp_setup_context
*setup
,
474 boolean ccw_is_frontface
,
476 boolean gl_rasterization_rules
)
478 LP_DBG(DEBUG_SETUP
, "%s\n", __FUNCTION__
);
480 setup
->ccw_is_frontface
= ccw_is_frontface
;
481 setup
->cullmode
= cull_mode
;
482 setup
->triangle
= first_triangle
;
483 setup
->scissor_test
= scissor
;
484 setup
->pixel_offset
= gl_rasterization_rules
? 0.5f
: 0.0f
;
490 lp_setup_set_fs_inputs( struct lp_setup_context
*setup
,
491 const struct lp_shader_input
*input
,
494 LP_DBG(DEBUG_SETUP
, "%s %p %u\n", __FUNCTION__
, (void *) input
, nr
);
496 memcpy( setup
->fs
.input
, input
, nr
* sizeof input
[0] );
497 setup
->fs
.nr_inputs
= nr
;
501 lp_setup_set_fs_variant( struct lp_setup_context
*setup
,
502 struct lp_fragment_shader_variant
*variant
)
504 LP_DBG(DEBUG_SETUP
, "%s %p\n", __FUNCTION__
,
506 /* FIXME: reference count */
508 setup
->fs
.current
.variant
= variant
;
509 setup
->dirty
|= LP_SETUP_NEW_FS
;
513 lp_setup_set_fs_constants(struct lp_setup_context
*setup
,
514 struct pipe_resource
*buffer
)
516 LP_DBG(DEBUG_SETUP
, "%s %p\n", __FUNCTION__
, (void *) buffer
);
518 pipe_resource_reference(&setup
->constants
.current
, buffer
);
520 setup
->dirty
|= LP_SETUP_NEW_CONSTANTS
;
525 lp_setup_set_alpha_ref_value( struct lp_setup_context
*setup
,
526 float alpha_ref_value
)
528 LP_DBG(DEBUG_SETUP
, "%s %f\n", __FUNCTION__
, alpha_ref_value
);
530 if(setup
->fs
.current
.jit_context
.alpha_ref_value
!= alpha_ref_value
) {
531 setup
->fs
.current
.jit_context
.alpha_ref_value
= alpha_ref_value
;
532 setup
->dirty
|= LP_SETUP_NEW_FS
;
537 lp_setup_set_stencil_ref_values( struct lp_setup_context
*setup
,
538 const ubyte refs
[2] )
540 LP_DBG(DEBUG_SETUP
, "%s %d %d\n", __FUNCTION__
, refs
[0], refs
[1]);
542 if (setup
->fs
.current
.jit_context
.stencil_ref_front
!= refs
[0] ||
543 setup
->fs
.current
.jit_context
.stencil_ref_back
!= refs
[1]) {
544 setup
->fs
.current
.jit_context
.stencil_ref_front
= refs
[0];
545 setup
->fs
.current
.jit_context
.stencil_ref_back
= refs
[1];
546 setup
->dirty
|= LP_SETUP_NEW_FS
;
551 lp_setup_set_blend_color( struct lp_setup_context
*setup
,
552 const struct pipe_blend_color
*blend_color
)
554 LP_DBG(DEBUG_SETUP
, "%s\n", __FUNCTION__
);
558 if(memcmp(&setup
->blend_color
.current
, blend_color
, sizeof *blend_color
) != 0) {
559 memcpy(&setup
->blend_color
.current
, blend_color
, sizeof *blend_color
);
560 setup
->dirty
|= LP_SETUP_NEW_BLEND_COLOR
;
566 lp_setup_set_scissor( struct lp_setup_context
*setup
,
567 const struct pipe_scissor_state
*scissor
)
569 LP_DBG(DEBUG_SETUP
, "%s\n", __FUNCTION__
);
573 if (memcmp(&setup
->scissor
.current
, scissor
, sizeof(*scissor
)) != 0) {
574 setup
->scissor
.current
= *scissor
; /* struct copy */
575 setup
->dirty
|= LP_SETUP_NEW_SCISSOR
;
581 lp_setup_set_flatshade_first( struct lp_setup_context
*setup
,
582 boolean flatshade_first
)
584 setup
->flatshade_first
= flatshade_first
;
589 lp_setup_set_vertex_info( struct lp_setup_context
*setup
,
590 struct vertex_info
*vertex_info
)
592 /* XXX: just silently holding onto the pointer:
594 setup
->vertex_info
= vertex_info
;
599 * Called during state validation when LP_NEW_SAMPLER_VIEW is set.
602 lp_setup_set_fragment_sampler_views(struct lp_setup_context
*setup
,
604 struct pipe_sampler_view
**views
)
608 LP_DBG(DEBUG_SETUP
, "%s\n", __FUNCTION__
);
610 assert(num
<= PIPE_MAX_SAMPLERS
);
612 for (i
= 0; i
< PIPE_MAX_SAMPLERS
; i
++) {
613 struct pipe_sampler_view
*view
= i
< num
? views
[i
] : NULL
;
616 struct pipe_resource
*tex
= view
->texture
;
617 struct llvmpipe_resource
*lp_tex
= llvmpipe_resource(tex
);
618 struct lp_jit_texture
*jit_tex
;
619 jit_tex
= &setup
->fs
.current
.jit_context
.textures
[i
];
620 jit_tex
->width
= tex
->width0
;
621 jit_tex
->height
= tex
->height0
;
622 jit_tex
->depth
= tex
->depth0
;
623 jit_tex
->last_level
= tex
->last_level
;
625 /* We're referencing the texture's internal data, so save a
628 pipe_resource_reference(&setup
->fs
.current_tex
[i
], tex
);
631 /* regular texture - setup array of mipmap level pointers */
633 for (j
= 0; j
<= tex
->last_level
; j
++) {
635 llvmpipe_get_texture_image_all(lp_tex
, j
, LP_TEX_USAGE_READ
,
636 LP_TEX_LAYOUT_LINEAR
);
637 jit_tex
->row_stride
[j
] = lp_tex
->row_stride
[j
];
638 jit_tex
->img_stride
[j
] = lp_tex
->img_stride
[j
];
640 if (!jit_tex
->data
[j
]) {
641 /* out of memory - use dummy tile memory */
642 jit_tex
->data
[j
] = lp_get_dummy_tile();
643 jit_tex
->width
= TILE_SIZE
;
644 jit_tex
->height
= TILE_SIZE
;
646 jit_tex
->last_level
= 0;
647 jit_tex
->row_stride
[j
] = 0;
648 jit_tex
->img_stride
[j
] = 0;
653 /* display target texture/surface */
655 * XXX: Where should this be unmapped?
657 struct llvmpipe_screen
*screen
= llvmpipe_screen(tex
->screen
);
658 struct sw_winsys
*winsys
= screen
->winsys
;
659 jit_tex
->data
[0] = winsys
->displaytarget_map(winsys
, lp_tex
->dt
,
661 jit_tex
->row_stride
[0] = lp_tex
->row_stride
[0];
662 jit_tex
->img_stride
[0] = lp_tex
->img_stride
[0];
663 assert(jit_tex
->data
[0]);
668 setup
->dirty
|= LP_SETUP_NEW_FS
;
673 * Is the given texture referenced by any scene?
674 * Note: we have to check all scenes including any scenes currently
675 * being rendered and the current scene being built.
678 lp_setup_is_resource_referenced( const struct lp_setup_context
*setup
,
679 const struct pipe_resource
*texture
)
683 /* check the render targets */
684 for (i
= 0; i
< setup
->fb
.nr_cbufs
; i
++) {
685 if (setup
->fb
.cbufs
[i
]->texture
== texture
)
686 return PIPE_REFERENCED_FOR_READ
| PIPE_REFERENCED_FOR_WRITE
;
688 if (setup
->fb
.zsbuf
&& setup
->fb
.zsbuf
->texture
== texture
) {
689 return PIPE_REFERENCED_FOR_READ
| PIPE_REFERENCED_FOR_WRITE
;
692 /* check textures referenced by the scene */
693 for (i
= 0; i
< Elements(setup
->scenes
); i
++) {
694 if (lp_scene_is_resource_referenced(setup
->scenes
[i
], texture
)) {
695 return PIPE_REFERENCED_FOR_READ
;
699 return PIPE_UNREFERENCED
;
704 * Called by vbuf code when we're about to draw something.
707 lp_setup_update_state( struct lp_setup_context
*setup
)
709 struct lp_scene
*scene
;
711 LP_DBG(DEBUG_SETUP
, "%s\n", __FUNCTION__
);
713 setup_check_scene_size_and_flush(setup
);
715 scene
= lp_setup_get_current_scene(setup
);
717 assert(setup
->fs
.current
.variant
);
719 /* Some of the 'draw' pipeline stages may have changed some driver state.
720 * Make sure we've processed those state changes before anything else.
722 * XXX this is the only place where llvmpipe_context is used in the
723 * setup code. This may get refactored/changed...
726 struct llvmpipe_context
*lp
= llvmpipe_context(scene
->pipe
);
728 llvmpipe_update_derived(lp
);
730 assert(lp
->dirty
== 0);
733 if(setup
->dirty
& LP_SETUP_NEW_BLEND_COLOR
) {
737 stored
= lp_scene_alloc_aligned(scene
, 4 * 16, 16);
740 /* smear each blend color component across 16 ubyte elements */
741 for (i
= 0; i
< 4; ++i
) {
742 uint8_t c
= float_to_ubyte(setup
->blend_color
.current
.color
[i
]);
743 for (j
= 0; j
< 16; ++j
)
744 stored
[i
*16 + j
] = c
;
747 setup
->blend_color
.stored
= stored
;
749 setup
->fs
.current
.jit_context
.blend_color
= setup
->blend_color
.stored
;
752 setup
->dirty
|= LP_SETUP_NEW_FS
;
755 if(setup
->dirty
& LP_SETUP_NEW_CONSTANTS
) {
756 struct pipe_resource
*buffer
= setup
->constants
.current
;
759 unsigned current_size
= buffer
->width0
;
760 const void *current_data
= llvmpipe_resource_data(buffer
);
762 /* TODO: copy only the actually used constants? */
764 if(setup
->constants
.stored_size
!= current_size
||
765 !setup
->constants
.stored_data
||
766 memcmp(setup
->constants
.stored_data
,
768 current_size
) != 0) {
771 stored
= lp_scene_alloc(scene
, current_size
);
776 setup
->constants
.stored_size
= current_size
;
777 setup
->constants
.stored_data
= stored
;
782 setup
->constants
.stored_size
= 0;
783 setup
->constants
.stored_data
= NULL
;
786 setup
->fs
.current
.jit_context
.constants
= setup
->constants
.stored_data
;
787 setup
->dirty
|= LP_SETUP_NEW_FS
;
791 if(setup
->dirty
& LP_SETUP_NEW_FS
) {
792 if(!setup
->fs
.stored
||
793 memcmp(setup
->fs
.stored
,
795 sizeof setup
->fs
.current
) != 0) {
796 /* The fs state that's been stored in the scene is different from
797 * the new, current state. So allocate a new lp_rast_state object
798 * and append it to the bin's setup data buffer.
801 struct lp_rast_state
*stored
=
802 (struct lp_rast_state
*) lp_scene_alloc(scene
, sizeof *stored
);
806 sizeof setup
->fs
.current
);
807 setup
->fs
.stored
= stored
;
809 /* put the state-set command into all bins */
810 lp_scene_bin_state_command( scene
,
812 lp_rast_arg_state(setup
->fs
.stored
) );
815 /* The scene now references the textures in the rasterization
816 * state record. Note that now.
818 for (i
= 0; i
< Elements(setup
->fs
.current_tex
); i
++) {
819 if (setup
->fs
.current_tex
[i
])
820 lp_scene_add_resource_reference(scene
, setup
->fs
.current_tex
[i
]);
827 assert(setup
->fs
.stored
);
832 /* Only caller is lp_setup_vbuf_destroy()
835 lp_setup_destroy( struct lp_setup_context
*setup
)
839 reset_context( setup
);
841 util_unreference_framebuffer_state(&setup
->fb
);
843 for (i
= 0; i
< Elements(setup
->fs
.current_tex
); i
++) {
844 pipe_resource_reference(&setup
->fs
.current_tex
[i
], NULL
);
847 pipe_resource_reference(&setup
->constants
.current
, NULL
);
849 /* free the scenes in the 'empty' queue */
851 struct lp_scene
*scene
= lp_scene_dequeue(setup
->empty_scenes
, FALSE
);
854 lp_scene_destroy(scene
);
857 lp_scene_queue_destroy(setup
->empty_scenes
);
859 lp_rast_destroy( setup
->rast
);
866 * Create a new primitive tiling engine. Plug it into the backend of
867 * the draw module. Currently also creates a rasterizer to use with
870 struct lp_setup_context
*
871 lp_setup_create( struct pipe_context
*pipe
,
872 struct draw_context
*draw
)
874 struct llvmpipe_screen
*screen
= llvmpipe_screen(pipe
->screen
);
875 struct lp_setup_context
*setup
= CALLOC_STRUCT(lp_setup_context
);
881 lp_setup_init_vbuf(setup
);
883 setup
->empty_scenes
= lp_scene_queue_create();
884 if (!setup
->empty_scenes
)
887 /* XXX: move this to the screen and share between contexts:
889 setup
->num_threads
= screen
->num_threads
;
890 setup
->rast
= lp_rast_create(screen
->num_threads
);
894 setup
->vbuf
= draw_vbuf_stage(draw
, &setup
->base
);
898 draw_set_rasterize_stage(draw
, setup
->vbuf
);
899 draw_set_render(draw
, &setup
->base
);
901 /* create some empty scenes */
902 for (i
= 0; i
< MAX_SCENES
; i
++) {
903 setup
->scenes
[i
] = lp_scene_create( pipe
, setup
->empty_scenes
);
905 lp_scene_enqueue(setup
->empty_scenes
, setup
->scenes
[i
]);
908 setup
->triangle
= first_triangle
;
909 setup
->line
= first_line
;
910 setup
->point
= first_point
;
918 lp_rast_destroy( setup
->rast
);
923 if (setup
->empty_scenes
)
924 lp_scene_queue_destroy(setup
->empty_scenes
);
932 * Put a BeginQuery command into all bins.
935 lp_setup_begin_query(struct lp_setup_context
*setup
,
936 struct llvmpipe_query
*pq
)
938 struct lp_scene
* scene
= lp_setup_get_current_scene(setup
);
939 union lp_rast_cmd_arg cmd_arg
;
941 /* init the query to its beginning state */
944 pq
->num_tiles
= scene
->tiles_x
* scene
->tiles_y
;
945 assert(pq
->num_tiles
> 0);
947 memset(pq
->count
, 0, sizeof(pq
->count
)); /* reset all counters */
949 set_scene_state( setup
, SETUP_ACTIVE
);
951 cmd_arg
.query_obj
= pq
;
952 lp_scene_bin_everywhere(scene
, lp_rast_begin_query
, cmd_arg
);
958 * Put an EndQuery command into all bins.
961 lp_setup_end_query(struct lp_setup_context
*setup
, struct llvmpipe_query
*pq
)
963 struct lp_scene
* scene
= lp_setup_get_current_scene(setup
);
964 union lp_rast_cmd_arg cmd_arg
;
966 set_scene_state( setup
, SETUP_ACTIVE
);
968 cmd_arg
.query_obj
= pq
;
969 lp_scene_bin_everywhere(scene
, lp_rast_end_query
, cmd_arg
);