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"
44 #include "lp_scene_queue.h"
45 #include "lp_texture.h"
50 #include "lp_setup_context.h"
51 #include "lp_screen.h"
53 #include "state_tracker/sw_winsys.h"
55 #include "draw/draw_context.h"
56 #include "draw/draw_vbuf.h"
59 static void set_scene_state( struct lp_setup_context
*, enum setup_state
);
63 lp_setup_get_current_scene(struct lp_setup_context
*setup
)
67 /* wait for a free/empty scene
69 setup
->scene
= lp_scene_dequeue(setup
->empty_scenes
, TRUE
);
71 assert(lp_scene_is_empty(setup
->scene
));
73 lp_scene_begin_binning(setup
->scene
,
81 * Check if the size of the current scene has exceeded the limit.
82 * If so, flush/render it.
85 setup_check_scene_size_and_flush(struct lp_setup_context
*setup
)
88 struct lp_scene
*scene
= lp_setup_get_current_scene(setup
);
89 unsigned size
= lp_scene_get_size(scene
);
91 if (size
> LP_MAX_SCENE_SIZE
) {
92 /*printf("LLVMPIPE: scene size = %u, flushing.\n", size);*/
93 set_scene_state( setup
, SETUP_FLUSHED
);
94 /*assert(lp_scene_get_size(scene) == 0);*/
101 first_triangle( struct lp_setup_context
*setup
,
102 const float (*v0
)[4],
103 const float (*v1
)[4],
104 const float (*v2
)[4])
106 set_scene_state( setup
, SETUP_ACTIVE
);
107 lp_setup_choose_triangle( setup
);
108 setup
->triangle( setup
, v0
, v1
, v2
);
112 first_line( struct lp_setup_context
*setup
,
113 const float (*v0
)[4],
114 const float (*v1
)[4])
116 set_scene_state( setup
, SETUP_ACTIVE
);
117 lp_setup_choose_line( setup
);
118 setup
->line( setup
, v0
, v1
);
122 first_point( struct lp_setup_context
*setup
,
123 const float (*v0
)[4])
125 set_scene_state( setup
, SETUP_ACTIVE
);
126 lp_setup_choose_point( setup
);
127 setup
->point( setup
, v0
);
130 static void reset_context( struct lp_setup_context
*setup
)
132 LP_DBG(DEBUG_SETUP
, "%s\n", __FUNCTION__
);
134 /* Reset derived state */
135 setup
->constants
.stored_size
= 0;
136 setup
->constants
.stored_data
= NULL
;
137 setup
->fs
.stored
= NULL
;
145 setup
->clear
.flags
= 0;
146 setup
->clear
.clearzs
.clearzs_mask
= 0;
148 /* Have an explicit "start-binning" call and get rid of this
151 setup
->line
= first_line
;
152 setup
->point
= first_point
;
153 setup
->triangle
= first_triangle
;
157 /** Rasterize all scene's bins */
159 lp_setup_rasterize_scene( struct lp_setup_context
*setup
)
161 struct lp_scene
*scene
= lp_setup_get_current_scene(setup
);
163 lp_scene_rasterize(scene
, setup
->rast
);
165 reset_context( setup
);
167 LP_DBG(DEBUG_SETUP
, "%s done \n", __FUNCTION__
);
173 begin_binning( struct lp_setup_context
*setup
)
175 struct lp_scene
*scene
= lp_setup_get_current_scene(setup
);
176 boolean need_zsload
= FALSE
;
177 if (setup
->fb
.zsbuf
&&
178 ((setup
->clear
.flags
& PIPE_CLEAR_DEPTHSTENCIL
) != PIPE_CLEAR_DEPTHSTENCIL
) &&
179 util_format_is_depth_and_stencil(setup
->fb
.zsbuf
->format
))
182 LP_DBG(DEBUG_SETUP
, "%s color: %s depth: %s\n", __FUNCTION__
,
183 (setup
->clear
.flags
& PIPE_CLEAR_COLOR
) ? "clear": "load",
184 need_zsload
? "clear": "load");
186 if (setup
->fb
.nr_cbufs
) {
187 if (setup
->clear
.flags
& PIPE_CLEAR_COLOR
) {
188 lp_scene_bin_everywhere( scene
,
190 setup
->clear
.color
);
191 scene
->has_color_clear
= TRUE
;
195 if (setup
->fb
.zsbuf
) {
196 if (setup
->clear
.flags
& PIPE_CLEAR_DEPTHSTENCIL
) {
198 scene
->has_depthstencil_clear
= TRUE
;
199 lp_scene_bin_everywhere( scene
,
200 lp_rast_clear_zstencil
,
201 lp_rast_arg_clearzs(&setup
->clear
.clearzs
) );
205 LP_DBG(DEBUG_SETUP
, "%s done\n", __FUNCTION__
);
209 /* This basically bins and then flushes any outstanding full-screen
212 * TODO: fast path for fullscreen clears and no triangles.
215 execute_clears( struct lp_setup_context
*setup
)
217 LP_DBG(DEBUG_SETUP
, "%s\n", __FUNCTION__
);
219 begin_binning( setup
);
220 lp_setup_rasterize_scene( setup
);
225 set_scene_state( struct lp_setup_context
*setup
,
226 enum setup_state new_state
)
228 unsigned old_state
= setup
->state
;
230 if (old_state
== new_state
)
233 LP_DBG(DEBUG_SETUP
, "%s old %d new %d\n", __FUNCTION__
, old_state
, new_state
);
237 begin_binning( setup
);
241 if (old_state
== SETUP_ACTIVE
) {
248 if (old_state
== SETUP_CLEARED
)
249 execute_clears( setup
);
251 lp_setup_rasterize_scene( setup
);
255 assert(0 && "invalid setup state mode");
258 setup
->state
= new_state
;
263 * \param flags bitmask of PIPE_FLUSH_x flags
266 lp_setup_flush( struct lp_setup_context
*setup
,
269 LP_DBG(DEBUG_SETUP
, "%s\n", __FUNCTION__
);
272 struct lp_scene
*scene
= lp_setup_get_current_scene(setup
);
273 union lp_rast_cmd_arg dummy
= {0};
275 if (flags
& (PIPE_FLUSH_SWAPBUFFERS
|
277 /* Store colors in the linear color buffer(s).
278 * If we don't do this here, we'll end up converting the tiled
279 * data to linear in the texture_unmap() function, which will
280 * not be a parallel/threaded operation as here.
282 lp_scene_bin_everywhere(scene
, lp_rast_store_color
, dummy
);
286 set_scene_state( setup
, SETUP_FLUSHED
);
291 lp_setup_bind_framebuffer( struct lp_setup_context
*setup
,
292 const struct pipe_framebuffer_state
*fb
)
294 LP_DBG(DEBUG_SETUP
, "%s\n", __FUNCTION__
);
296 /* Flush any old scene.
298 set_scene_state( setup
, SETUP_FLUSHED
);
301 * Ensure the old scene is not reused.
303 assert(!setup
->scene
);
305 /* Set new state. This will be picked up later when we next need a
308 util_copy_framebuffer_state(&setup
->fb
, fb
);
313 lp_setup_clear( struct lp_setup_context
*setup
,
319 struct lp_scene
*scene
= lp_setup_get_current_scene(setup
);
321 boolean full_zs_clear
= TRUE
;
324 LP_DBG(DEBUG_SETUP
, "%s state %d\n", __FUNCTION__
, setup
->state
);
327 if (flags
& PIPE_CLEAR_COLOR
) {
328 for (i
= 0; i
< 4; ++i
)
329 setup
->clear
.color
.clear_color
[i
] = float_to_ubyte(color
[i
]);
332 if (flags
& PIPE_CLEAR_DEPTHSTENCIL
) {
333 if (setup
->fb
.zsbuf
&&
334 ((flags
& PIPE_CLEAR_DEPTHSTENCIL
) != PIPE_CLEAR_DEPTHSTENCIL
) &&
335 util_format_is_depth_and_stencil(setup
->fb
.zsbuf
->format
))
336 full_zs_clear
= FALSE
;
339 setup
->clear
.clearzs
.clearzs_value
=
340 util_pack_z_stencil(setup
->fb
.zsbuf
->format
,
343 setup
->clear
.clearzs
.clearzs_mask
= 0xffffffff;
348 if (flags
& PIPE_CLEAR_DEPTH
) {
349 tmpval
= util_pack_z(setup
->fb
.zsbuf
->format
,
351 switch (setup
->fb
.zsbuf
->format
) {
352 case PIPE_FORMAT_Z24_UNORM_S8_USCALED
:
355 case PIPE_FORMAT_S8_USCALED_Z24_UNORM
:
363 switch (setup
->fb
.zsbuf
->format
) {
364 case PIPE_FORMAT_Z24_UNORM_S8_USCALED
:
366 tmpval
= stencil
<< 24;
368 case PIPE_FORMAT_S8_USCALED_Z24_UNORM
:
377 setup
->clear
.clearzs
.clearzs_mask
|= mask
;
378 setup
->clear
.clearzs
.clearzs_value
=
379 (setup
->clear
.clearzs
.clearzs_value
& ~mask
) | (tmpval
& mask
);
383 if (setup
->state
== SETUP_ACTIVE
) {
384 /* Add the clear to existing scene. In the unusual case where
385 * both color and depth-stencil are being cleared when there's
386 * already been some rendering, we could discard the currently
387 * binned scene and start again, but I don't see that as being
390 if (flags
& PIPE_CLEAR_COLOR
) {
391 lp_scene_bin_everywhere( scene
,
393 setup
->clear
.color
);
394 scene
->has_color_clear
= TRUE
;
397 if (flags
& PIPE_CLEAR_DEPTHSTENCIL
) {
399 scene
->has_depthstencil_clear
= TRUE
;
401 setup
->clear
.clearzs
.clearzs_mask
= mask
;
402 lp_scene_bin_everywhere( scene
,
403 lp_rast_clear_zstencil
,
404 lp_rast_arg_clearzs(&setup
->clear
.clearzs
) );
411 /* Put ourselves into the 'pre-clear' state, specifically to try
412 * and accumulate multiple clears to color and depth_stencil
413 * buffers which the app or state-tracker might issue
416 set_scene_state( setup
, SETUP_CLEARED
);
418 setup
->clear
.flags
|= flags
;
426 struct pipe_fence_handle
*
427 lp_setup_fence( struct lp_setup_context
*setup
)
429 if (setup
->num_threads
== 0) {
433 struct lp_scene
*scene
= lp_setup_get_current_scene(setup
);
434 const unsigned rank
= lp_scene_get_num_bins( scene
); /* xxx */
435 struct lp_fence
*fence
= lp_fence_create(rank
);
437 LP_DBG(DEBUG_SETUP
, "%s rank %u\n", __FUNCTION__
, rank
);
439 set_scene_state( setup
, SETUP_ACTIVE
);
441 /* insert the fence into all command bins */
442 lp_scene_bin_everywhere( scene
,
444 lp_rast_arg_fence(fence
) );
446 return (struct pipe_fence_handle
*) fence
;
452 lp_setup_set_triangle_state( struct lp_setup_context
*setup
,
454 boolean ccw_is_frontface
,
456 boolean gl_rasterization_rules
)
458 LP_DBG(DEBUG_SETUP
, "%s\n", __FUNCTION__
);
460 setup
->ccw_is_frontface
= ccw_is_frontface
;
461 setup
->cullmode
= cull_mode
;
462 setup
->triangle
= first_triangle
;
463 setup
->scissor_test
= scissor
;
464 setup
->pixel_offset
= gl_rasterization_rules
? 0.5f
: 0.0f
;
470 lp_setup_set_fs_inputs( struct lp_setup_context
*setup
,
471 const struct lp_shader_input
*input
,
474 LP_DBG(DEBUG_SETUP
, "%s %p %u\n", __FUNCTION__
, (void *) input
, nr
);
476 memcpy( setup
->fs
.input
, input
, nr
* sizeof input
[0] );
477 setup
->fs
.nr_inputs
= nr
;
481 lp_setup_set_fs_variant( struct lp_setup_context
*setup
,
482 struct lp_fragment_shader_variant
*variant
)
484 LP_DBG(DEBUG_SETUP
, "%s %p\n", __FUNCTION__
,
486 /* FIXME: reference count */
488 setup
->fs
.current
.variant
= variant
;
489 setup
->dirty
|= LP_SETUP_NEW_FS
;
493 lp_setup_set_fs_constants(struct lp_setup_context
*setup
,
494 struct pipe_resource
*buffer
)
496 LP_DBG(DEBUG_SETUP
, "%s %p\n", __FUNCTION__
, (void *) buffer
);
498 pipe_resource_reference(&setup
->constants
.current
, buffer
);
500 setup
->dirty
|= LP_SETUP_NEW_CONSTANTS
;
505 lp_setup_set_alpha_ref_value( struct lp_setup_context
*setup
,
506 float alpha_ref_value
)
508 LP_DBG(DEBUG_SETUP
, "%s %f\n", __FUNCTION__
, alpha_ref_value
);
510 if(setup
->fs
.current
.jit_context
.alpha_ref_value
!= alpha_ref_value
) {
511 setup
->fs
.current
.jit_context
.alpha_ref_value
= alpha_ref_value
;
512 setup
->dirty
|= LP_SETUP_NEW_FS
;
517 lp_setup_set_stencil_ref_values( struct lp_setup_context
*setup
,
518 const ubyte refs
[2] )
520 LP_DBG(DEBUG_SETUP
, "%s %d %d\n", __FUNCTION__
, refs
[0], refs
[1]);
522 if (setup
->fs
.current
.jit_context
.stencil_ref_front
!= refs
[0] ||
523 setup
->fs
.current
.jit_context
.stencil_ref_back
!= refs
[1]) {
524 setup
->fs
.current
.jit_context
.stencil_ref_front
= refs
[0];
525 setup
->fs
.current
.jit_context
.stencil_ref_back
= refs
[1];
526 setup
->dirty
|= LP_SETUP_NEW_FS
;
531 lp_setup_set_blend_color( struct lp_setup_context
*setup
,
532 const struct pipe_blend_color
*blend_color
)
534 LP_DBG(DEBUG_SETUP
, "%s\n", __FUNCTION__
);
538 if(memcmp(&setup
->blend_color
.current
, blend_color
, sizeof *blend_color
) != 0) {
539 memcpy(&setup
->blend_color
.current
, blend_color
, sizeof *blend_color
);
540 setup
->dirty
|= LP_SETUP_NEW_BLEND_COLOR
;
546 lp_setup_set_scissor( struct lp_setup_context
*setup
,
547 const struct pipe_scissor_state
*scissor
)
549 LP_DBG(DEBUG_SETUP
, "%s\n", __FUNCTION__
);
553 if (memcmp(&setup
->scissor
.current
, scissor
, sizeof(*scissor
)) != 0) {
554 setup
->scissor
.current
= *scissor
; /* struct copy */
555 setup
->dirty
|= LP_SETUP_NEW_SCISSOR
;
561 lp_setup_set_flatshade_first( struct lp_setup_context
*setup
,
562 boolean flatshade_first
)
564 setup
->flatshade_first
= flatshade_first
;
569 lp_setup_set_vertex_info( struct lp_setup_context
*setup
,
570 struct vertex_info
*vertex_info
)
572 /* XXX: just silently holding onto the pointer:
574 setup
->vertex_info
= vertex_info
;
579 * Called during state validation when LP_NEW_SAMPLER_VIEW is set.
582 lp_setup_set_fragment_sampler_views(struct lp_setup_context
*setup
,
584 struct pipe_sampler_view
**views
)
588 LP_DBG(DEBUG_SETUP
, "%s\n", __FUNCTION__
);
590 assert(num
<= PIPE_MAX_SAMPLERS
);
592 for (i
= 0; i
< PIPE_MAX_SAMPLERS
; i
++) {
593 struct pipe_sampler_view
*view
= i
< num
? views
[i
] : NULL
;
596 struct pipe_resource
*tex
= view
->texture
;
597 struct llvmpipe_resource
*lp_tex
= llvmpipe_resource(tex
);
598 struct lp_jit_texture
*jit_tex
;
599 jit_tex
= &setup
->fs
.current
.jit_context
.textures
[i
];
600 jit_tex
->width
= tex
->width0
;
601 jit_tex
->height
= tex
->height0
;
602 jit_tex
->depth
= tex
->depth0
;
603 jit_tex
->last_level
= tex
->last_level
;
605 /* We're referencing the texture's internal data, so save a
608 pipe_resource_reference(&setup
->fs
.current_tex
[i
], tex
);
611 /* regular texture - setup array of mipmap level pointers */
613 for (j
= 0; j
<= tex
->last_level
; j
++) {
615 llvmpipe_get_texture_image_all(lp_tex
, j
, LP_TEX_USAGE_READ
,
616 LP_TEX_LAYOUT_LINEAR
);
617 jit_tex
->row_stride
[j
] = lp_tex
->row_stride
[j
];
618 jit_tex
->img_stride
[j
] = lp_tex
->img_stride
[j
];
622 /* display target texture/surface */
624 * XXX: Where should this be unmapped?
627 struct llvmpipe_screen
*screen
= llvmpipe_screen(tex
->screen
);
628 struct sw_winsys
*winsys
= screen
->winsys
;
629 jit_tex
->data
[0] = winsys
->displaytarget_map(winsys
, lp_tex
->dt
,
631 jit_tex
->row_stride
[0] = lp_tex
->row_stride
[0];
632 jit_tex
->img_stride
[0] = lp_tex
->img_stride
[0];
633 assert(jit_tex
->data
[0]);
638 setup
->dirty
|= LP_SETUP_NEW_FS
;
643 * Is the given texture referenced by any scene?
644 * Note: we have to check all scenes including any scenes currently
645 * being rendered and the current scene being built.
648 lp_setup_is_resource_referenced( const struct lp_setup_context
*setup
,
649 const struct pipe_resource
*texture
)
653 /* check the render targets */
654 for (i
= 0; i
< setup
->fb
.nr_cbufs
; i
++) {
655 if (setup
->fb
.cbufs
[i
]->texture
== texture
)
656 return PIPE_REFERENCED_FOR_READ
| PIPE_REFERENCED_FOR_WRITE
;
658 if (setup
->fb
.zsbuf
&& setup
->fb
.zsbuf
->texture
== texture
) {
659 return PIPE_REFERENCED_FOR_READ
| PIPE_REFERENCED_FOR_WRITE
;
662 /* check textures referenced by the scene */
663 for (i
= 0; i
< Elements(setup
->scenes
); i
++) {
664 if (lp_scene_is_resource_referenced(setup
->scenes
[i
], texture
)) {
665 return PIPE_REFERENCED_FOR_READ
;
669 return PIPE_UNREFERENCED
;
674 * Called by vbuf code when we're about to draw something.
677 lp_setup_update_state( struct lp_setup_context
*setup
)
679 struct lp_scene
*scene
;
681 LP_DBG(DEBUG_SETUP
, "%s\n", __FUNCTION__
);
683 setup_check_scene_size_and_flush(setup
);
685 scene
= lp_setup_get_current_scene(setup
);
687 assert(setup
->fs
.current
.variant
);
689 /* Some of the 'draw' pipeline stages may have changed some driver state.
690 * Make sure we've processed those state changes before anything else.
692 * XXX this is the only place where llvmpipe_context is used in the
693 * setup code. This may get refactored/changed...
696 struct llvmpipe_context
*lp
= llvmpipe_context(scene
->pipe
);
698 llvmpipe_update_derived(lp
);
700 assert(lp
->dirty
== 0);
703 if(setup
->dirty
& LP_SETUP_NEW_BLEND_COLOR
) {
707 stored
= lp_scene_alloc_aligned(scene
, 4 * 16, 16);
710 /* smear each blend color component across 16 ubyte elements */
711 for (i
= 0; i
< 4; ++i
) {
712 uint8_t c
= float_to_ubyte(setup
->blend_color
.current
.color
[i
]);
713 for (j
= 0; j
< 16; ++j
)
714 stored
[i
*16 + j
] = c
;
717 setup
->blend_color
.stored
= stored
;
719 setup
->fs
.current
.jit_context
.blend_color
= setup
->blend_color
.stored
;
722 setup
->dirty
|= LP_SETUP_NEW_FS
;
725 if (setup
->dirty
& LP_SETUP_NEW_SCISSOR
) {
728 stored
= lp_scene_alloc_aligned(scene
, 4 * sizeof(int32_t), 16);
731 stored
[0] = (float) setup
->scissor
.current
.minx
;
732 stored
[1] = (float) setup
->scissor
.current
.miny
;
733 stored
[2] = (float) setup
->scissor
.current
.maxx
;
734 stored
[3] = (float) setup
->scissor
.current
.maxy
;
736 setup
->scissor
.stored
= stored
;
738 setup
->fs
.current
.jit_context
.scissor_xmin
= stored
[0];
739 setup
->fs
.current
.jit_context
.scissor_ymin
= stored
[1];
740 setup
->fs
.current
.jit_context
.scissor_xmax
= stored
[2];
741 setup
->fs
.current
.jit_context
.scissor_ymax
= stored
[3];
744 setup
->dirty
|= LP_SETUP_NEW_FS
;
747 if(setup
->dirty
& LP_SETUP_NEW_CONSTANTS
) {
748 struct pipe_resource
*buffer
= setup
->constants
.current
;
751 unsigned current_size
= buffer
->width0
;
752 const void *current_data
= llvmpipe_resource_data(buffer
);
754 /* TODO: copy only the actually used constants? */
756 if(setup
->constants
.stored_size
!= current_size
||
757 !setup
->constants
.stored_data
||
758 memcmp(setup
->constants
.stored_data
,
760 current_size
) != 0) {
763 stored
= lp_scene_alloc(scene
, current_size
);
768 setup
->constants
.stored_size
= current_size
;
769 setup
->constants
.stored_data
= stored
;
774 setup
->constants
.stored_size
= 0;
775 setup
->constants
.stored_data
= NULL
;
778 setup
->fs
.current
.jit_context
.constants
= setup
->constants
.stored_data
;
779 setup
->dirty
|= LP_SETUP_NEW_FS
;
783 if(setup
->dirty
& LP_SETUP_NEW_FS
) {
784 if(!setup
->fs
.stored
||
785 memcmp(setup
->fs
.stored
,
787 sizeof setup
->fs
.current
) != 0) {
788 /* The fs state that's been stored in the scene is different from
789 * the new, current state. So allocate a new lp_rast_state object
790 * and append it to the bin's setup data buffer.
793 struct lp_rast_state
*stored
=
794 (struct lp_rast_state
*) lp_scene_alloc(scene
, sizeof *stored
);
798 sizeof setup
->fs
.current
);
799 setup
->fs
.stored
= stored
;
801 /* put the state-set command into all bins */
802 lp_scene_bin_state_command( scene
,
804 lp_rast_arg_state(setup
->fs
.stored
) );
807 /* The scene now references the textures in the rasterization
808 * state record. Note that now.
810 for (i
= 0; i
< Elements(setup
->fs
.current_tex
); i
++) {
811 if (setup
->fs
.current_tex
[i
])
812 lp_scene_add_resource_reference(scene
, setup
->fs
.current_tex
[i
]);
819 assert(setup
->fs
.stored
);
824 /* Only caller is lp_setup_vbuf_destroy()
827 lp_setup_destroy( struct lp_setup_context
*setup
)
831 reset_context( setup
);
833 util_unreference_framebuffer_state(&setup
->fb
);
835 for (i
= 0; i
< Elements(setup
->fs
.current_tex
); i
++) {
836 pipe_resource_reference(&setup
->fs
.current_tex
[i
], NULL
);
839 pipe_resource_reference(&setup
->constants
.current
, NULL
);
841 /* free the scenes in the 'empty' queue */
843 struct lp_scene
*scene
= lp_scene_dequeue(setup
->empty_scenes
, FALSE
);
846 lp_scene_destroy(scene
);
849 lp_scene_queue_destroy(setup
->empty_scenes
);
851 lp_rast_destroy( setup
->rast
);
858 * Create a new primitive tiling engine. Plug it into the backend of
859 * the draw module. Currently also creates a rasterizer to use with
862 struct lp_setup_context
*
863 lp_setup_create( struct pipe_context
*pipe
,
864 struct draw_context
*draw
)
866 struct llvmpipe_screen
*screen
= llvmpipe_screen(pipe
->screen
);
867 struct lp_setup_context
*setup
= CALLOC_STRUCT(lp_setup_context
);
873 lp_setup_init_vbuf(setup
);
875 setup
->empty_scenes
= lp_scene_queue_create();
876 if (!setup
->empty_scenes
)
879 /* XXX: move this to the screen and share between contexts:
881 setup
->num_threads
= screen
->num_threads
;
882 setup
->rast
= lp_rast_create(screen
->num_threads
);
886 setup
->vbuf
= draw_vbuf_stage(draw
, &setup
->base
);
890 draw_set_rasterize_stage(draw
, setup
->vbuf
);
891 draw_set_render(draw
, &setup
->base
);
893 /* create some empty scenes */
894 for (i
= 0; i
< MAX_SCENES
; i
++) {
895 setup
->scenes
[i
] = lp_scene_create( pipe
, setup
->empty_scenes
);
897 lp_scene_enqueue(setup
->empty_scenes
, setup
->scenes
[i
]);
900 setup
->triangle
= first_triangle
;
901 setup
->line
= first_line
;
902 setup
->point
= first_point
;
910 lp_rast_destroy( setup
->rast
);
915 if (setup
->empty_scenes
)
916 lp_scene_queue_destroy(setup
->empty_scenes
);
924 * Put a BeginQuery command into all bins.
927 lp_setup_begin_query(struct lp_setup_context
*setup
,
928 struct llvmpipe_query
*pq
)
930 struct lp_scene
* scene
= lp_setup_get_current_scene(setup
);
931 union lp_rast_cmd_arg cmd_arg
;
933 /* init the query to its beginning state */
936 pq
->num_tiles
= scene
->tiles_x
* scene
->tiles_y
;
937 assert(pq
->num_tiles
> 0);
939 memset(pq
->count
, 0, sizeof(pq
->count
)); /* reset all counters */
941 set_scene_state( setup
, SETUP_ACTIVE
);
943 cmd_arg
.query_obj
= pq
;
944 lp_scene_bin_everywhere(scene
, lp_rast_begin_query
, cmd_arg
);
950 * Put an EndQuery command into all bins.
953 lp_setup_end_query(struct lp_setup_context
*setup
, struct llvmpipe_query
*pq
)
955 struct lp_scene
* scene
= lp_setup_get_current_scene(setup
);
956 union lp_rast_cmd_arg cmd_arg
;
958 set_scene_state( setup
, SETUP_ACTIVE
);
960 cmd_arg
.query_obj
= pq
;
961 lp_scene_bin_everywhere(scene
, lp_rast_end_query
, cmd_arg
);