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_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 boolean set_scene_state( struct lp_setup_context *, enum setup_state,
61 static boolean try_update_scene_state( struct lp_setup_context *setup );
65 lp_setup_get_empty_scene(struct lp_setup_context *setup)
67 assert(setup->scene == NULL);
70 setup->scene_idx %= Elements(setup->scenes);
72 setup->scene = setup->scenes[setup->scene_idx];
74 if (setup->scene->fence) {
75 if (LP_DEBUG & DEBUG_SETUP)
76 debug_printf("%s: wait for scene %d\n",
77 __FUNCTION__, setup->scene->fence->id);
79 lp_fence_wait(setup->scene->fence);
82 lp_scene_begin_binning(setup->scene, &setup->fb);
88 first_triangle( struct lp_setup_context *setup,
93 assert(setup->state == SETUP_ACTIVE);
94 lp_setup_choose_triangle( setup );
95 setup->triangle( setup, v0, v1, v2 );
99 first_line( struct lp_setup_context *setup,
100 const float (*v0)[4],
101 const float (*v1)[4])
103 assert(setup->state == SETUP_ACTIVE);
104 lp_setup_choose_line( setup );
105 setup->line( setup, v0, v1 );
109 first_point( struct lp_setup_context *setup,
110 const float (*v0)[4])
112 assert(setup->state == SETUP_ACTIVE);
113 lp_setup_choose_point( setup );
114 setup->point( setup, v0 );
117 void lp_setup_reset( struct lp_setup_context *setup )
119 LP_DBG(DEBUG_SETUP, "%s\n", __FUNCTION__);
121 /* Reset derived state */
122 setup->constants.stored_size = 0;
123 setup->constants.stored_data = NULL;
124 setup->fs.stored = NULL;
132 memset(&setup->clear, 0, sizeof setup->clear);
134 /* Have an explicit "start-binning" call and get rid of this
137 setup->line = first_line;
138 setup->point = first_point;
139 setup->triangle = first_triangle;
143 /** Rasterize all scene's bins */
145 lp_setup_rasterize_scene( struct lp_setup_context *setup )
147 struct lp_scene *scene = setup->scene;
148 struct llvmpipe_screen *screen = llvmpipe_screen(scene->pipe->screen);
150 lp_scene_end_binning(scene);
152 lp_fence_reference(&setup->last_fence, scene->fence);
154 if (setup->last_fence)
155 setup->last_fence->issued = TRUE;
157 pipe_mutex_lock(screen->rast_mutex);
158 lp_rast_queue_scene(screen->rast, scene);
159 lp_rast_finish(screen->rast);
160 pipe_mutex_unlock(screen->rast_mutex);
162 lp_scene_end_rasterization(setup->scene);
163 lp_setup_reset( setup );
165 LP_DBG(DEBUG_SETUP, "%s done \n", __FUNCTION__);
171 begin_binning( struct lp_setup_context *setup )
173 struct lp_scene *scene = setup->scene;
174 boolean need_zsload = FALSE;
179 assert(scene->fence == NULL);
181 /* Always create a fence:
183 scene->fence = lp_fence_create(MAX2(1, setup->num_threads));
187 /* Initialize the bin flags and x/y coords:
189 for (i = 0; i < scene->tiles_x; i++) {
190 for (j = 0; j < scene->tiles_y; j++) {
191 scene->tile[i][j].x = i;
192 scene->tile[i][j].y = j;
196 ok = try_update_scene_state(setup);
200 if (setup->fb.zsbuf &&
201 ((setup->clear.flags & PIPE_CLEAR_DEPTHSTENCIL) != PIPE_CLEAR_DEPTHSTENCIL) &&
202 util_format_is_depth_and_stencil(setup->fb.zsbuf->format))
205 LP_DBG(DEBUG_SETUP, "%s color: %s depth: %s\n", __FUNCTION__,
206 (setup->clear.flags & PIPE_CLEAR_COLOR) ? "clear": "load",
207 need_zsload ? "clear": "load");
209 if (setup->fb.nr_cbufs) {
210 if (setup->clear.flags & PIPE_CLEAR_COLOR) {
211 ok = lp_scene_bin_everywhere( scene,
212 LP_RAST_OP_CLEAR_COLOR,
213 setup->clear.color );
219 if (setup->fb.zsbuf) {
220 if (setup->clear.flags & PIPE_CLEAR_DEPTHSTENCIL) {
222 scene->has_depthstencil_clear = TRUE;
224 ok = lp_scene_bin_everywhere( scene,
225 LP_RAST_OP_CLEAR_ZSTENCIL,
227 setup->clear.zsvalue,
228 setup->clear.zsmask));
234 if (setup->active_query) {
235 ok = lp_scene_bin_everywhere( scene,
236 LP_RAST_OP_BEGIN_QUERY,
237 lp_rast_arg_query(setup->active_query) );
242 setup->clear.flags = 0;
243 setup->clear.zsmask = 0;
244 setup->clear.zsvalue = 0;
246 LP_DBG(DEBUG_SETUP, "%s done\n", __FUNCTION__);
251 /* This basically bins and then flushes any outstanding full-screen
254 * TODO: fast path for fullscreen clears and no triangles.
257 execute_clears( struct lp_setup_context *setup )
259 LP_DBG(DEBUG_SETUP, "%s\n", __FUNCTION__);
261 return begin_binning( setup );
264 const char *states[] = {
272 set_scene_state( struct lp_setup_context *setup,
273 enum setup_state new_state,
276 unsigned old_state = setup->state;
278 if (old_state == new_state)
281 if (LP_DEBUG & DEBUG_SCENE) {
282 debug_printf("%s old %s new %s%s%s\n",
286 (new_state == SETUP_FLUSHED) ? ": " : "",
287 (new_state == SETUP_FLUSHED) ? reason : "");
289 if (new_state == SETUP_FLUSHED && setup->scene)
290 lp_debug_draw_bins_by_cmd_length(setup->scene);
293 /* wait for a free/empty scene
295 if (old_state == SETUP_FLUSHED)
296 lp_setup_get_empty_scene(setup);
303 if (!begin_binning( setup ))
308 if (old_state == SETUP_CLEARED)
309 if (!execute_clears( setup ))
312 lp_setup_rasterize_scene( setup );
313 assert(setup->scene == NULL);
317 assert(0 && "invalid setup state mode");
321 setup->state = new_state;
326 lp_scene_end_rasterization(setup->scene);
330 setup->state = SETUP_FLUSHED;
331 lp_setup_reset( setup );
337 lp_setup_flush( struct lp_setup_context *setup,
338 struct pipe_fence_handle **fence,
341 set_scene_state( setup, SETUP_FLUSHED, reason );
344 lp_fence_reference((struct lp_fence **)fence, setup->last_fence);
350 lp_setup_bind_framebuffer( struct lp_setup_context *setup,
351 const struct pipe_framebuffer_state *fb )
353 LP_DBG(DEBUG_SETUP, "%s\n", __FUNCTION__);
355 /* Flush any old scene.
357 set_scene_state( setup, SETUP_FLUSHED, __FUNCTION__ );
360 * Ensure the old scene is not reused.
362 assert(!setup->scene);
364 /* Set new state. This will be picked up later when we next need a
367 util_copy_framebuffer_state(&setup->fb, fb);
368 setup->framebuffer.x0 = 0;
369 setup->framebuffer.y0 = 0;
370 setup->framebuffer.x1 = fb->width-1;
371 setup->framebuffer.y1 = fb->height-1;
372 setup->dirty |= LP_SETUP_NEW_SCISSOR;
377 lp_setup_try_clear( struct lp_setup_context *setup,
384 uint32_t zsvalue = 0;
385 union lp_rast_cmd_arg color_arg;
388 LP_DBG(DEBUG_SETUP, "%s state %d\n", __FUNCTION__, setup->state);
390 if (flags & PIPE_CLEAR_COLOR) {
391 for (i = 0; i < 4; i++)
392 color_arg.clear_color[i] = float_to_ubyte(color[i]);
395 if (flags & PIPE_CLEAR_DEPTHSTENCIL) {
396 uint32_t zmask = (flags & PIPE_CLEAR_DEPTH) ? ~0 : 0;
397 uint32_t smask = (flags & PIPE_CLEAR_STENCIL) ? ~0 : 0;
399 zsvalue = util_pack_z_stencil(setup->fb.zsbuf->format,
404 zsmask = util_pack_mask_z_stencil(setup->fb.zsbuf->format,
411 if (setup->state == SETUP_ACTIVE) {
412 struct lp_scene *scene = setup->scene;
414 /* Add the clear to existing scene. In the unusual case where
415 * both color and depth-stencil are being cleared when there's
416 * already been some rendering, we could discard the currently
417 * binned scene and start again, but I don't see that as being
420 if (flags & PIPE_CLEAR_COLOR) {
421 if (!lp_scene_bin_everywhere( scene,
422 LP_RAST_OP_CLEAR_COLOR,
427 if (flags & PIPE_CLEAR_DEPTHSTENCIL) {
428 if (!lp_scene_bin_everywhere( scene,
429 LP_RAST_OP_CLEAR_ZSTENCIL,
430 lp_rast_arg_clearzs(zsvalue, zsmask) ))
435 /* Put ourselves into the 'pre-clear' state, specifically to try
436 * and accumulate multiple clears to color and depth_stencil
437 * buffers which the app or state-tracker might issue
440 set_scene_state( setup, SETUP_CLEARED, __FUNCTION__ );
442 setup->clear.flags |= flags;
444 if (flags & PIPE_CLEAR_DEPTHSTENCIL) {
445 setup->clear.zsmask |= zsmask;
446 setup->clear.zsvalue =
447 (setup->clear.zsvalue & ~zsmask) | (zsvalue & zsmask);
450 if (flags & PIPE_CLEAR_COLOR) {
451 memcpy(setup->clear.color.clear_color,
453 sizeof setup->clear.color.clear_color);
461 lp_setup_clear( struct lp_setup_context *setup,
467 if (!lp_setup_try_clear( setup, color, depth, stencil, flags )) {
468 lp_setup_flush(setup, NULL, __FUNCTION__);
470 if (!lp_setup_try_clear( setup, color, depth, stencil, flags ))
480 lp_setup_set_triangle_state( struct lp_setup_context *setup,
482 boolean ccw_is_frontface,
484 boolean gl_rasterization_rules)
486 LP_DBG(DEBUG_SETUP, "%s\n", __FUNCTION__);
488 setup->ccw_is_frontface = ccw_is_frontface;
489 setup->cullmode = cull_mode;
490 setup->triangle = first_triangle;
491 setup->pixel_offset = gl_rasterization_rules ? 0.5f : 0.0f;
493 if (setup->scissor_test != scissor) {
494 setup->dirty |= LP_SETUP_NEW_SCISSOR;
495 setup->scissor_test = scissor;
500 lp_setup_set_line_state( struct lp_setup_context *setup,
503 LP_DBG(DEBUG_SETUP, "%s\n", __FUNCTION__);
505 setup->line_width = line_width;
509 lp_setup_set_point_state( struct lp_setup_context *setup,
511 boolean point_size_per_vertex,
512 uint sprite_coord_enable,
513 uint sprite_coord_origin)
515 LP_DBG(DEBUG_SETUP, "%s\n", __FUNCTION__);
517 setup->point_size = point_size;
518 setup->sprite_coord_enable = sprite_coord_enable;
519 setup->sprite_coord_origin = sprite_coord_origin;
520 setup->point_size_per_vertex = point_size_per_vertex;
524 lp_setup_set_setup_variant( struct lp_setup_context *setup,
525 const struct lp_setup_variant *variant)
527 LP_DBG(DEBUG_SETUP, "%s\n", __FUNCTION__);
529 setup->setup.variant = variant;
533 lp_setup_set_fs_variant( struct lp_setup_context *setup,
534 struct lp_fragment_shader_variant *variant)
536 LP_DBG(DEBUG_SETUP, "%s %p\n", __FUNCTION__,
538 /* FIXME: reference count */
540 setup->fs.current.variant = variant;
541 setup->dirty |= LP_SETUP_NEW_FS;
545 lp_setup_set_fs_constants(struct lp_setup_context *setup,
546 struct pipe_resource *buffer)
548 LP_DBG(DEBUG_SETUP, "%s %p\n", __FUNCTION__, (void *) buffer);
550 pipe_resource_reference(&setup->constants.current, buffer);
552 setup->dirty |= LP_SETUP_NEW_CONSTANTS;
557 lp_setup_set_alpha_ref_value( struct lp_setup_context *setup,
558 float alpha_ref_value )
560 LP_DBG(DEBUG_SETUP, "%s %f\n", __FUNCTION__, alpha_ref_value);
562 if(setup->fs.current.jit_context.alpha_ref_value != alpha_ref_value) {
563 setup->fs.current.jit_context.alpha_ref_value = alpha_ref_value;
564 setup->dirty |= LP_SETUP_NEW_FS;
569 lp_setup_set_stencil_ref_values( struct lp_setup_context *setup,
570 const ubyte refs[2] )
572 LP_DBG(DEBUG_SETUP, "%s %d %d\n", __FUNCTION__, refs[0], refs[1]);
574 if (setup->fs.current.jit_context.stencil_ref_front != refs[0] ||
575 setup->fs.current.jit_context.stencil_ref_back != refs[1]) {
576 setup->fs.current.jit_context.stencil_ref_front = refs[0];
577 setup->fs.current.jit_context.stencil_ref_back = refs[1];
578 setup->dirty |= LP_SETUP_NEW_FS;
583 lp_setup_set_blend_color( struct lp_setup_context *setup,
584 const struct pipe_blend_color *blend_color )
586 LP_DBG(DEBUG_SETUP, "%s\n", __FUNCTION__);
590 if(memcmp(&setup->blend_color.current, blend_color, sizeof *blend_color) != 0) {
591 memcpy(&setup->blend_color.current, blend_color, sizeof *blend_color);
592 setup->dirty |= LP_SETUP_NEW_BLEND_COLOR;
598 lp_setup_set_scissor( struct lp_setup_context *setup,
599 const struct pipe_scissor_state *scissor )
601 LP_DBG(DEBUG_SETUP, "%s\n", __FUNCTION__);
605 setup->scissor.x0 = scissor->minx;
606 setup->scissor.x1 = scissor->maxx-1;
607 setup->scissor.y0 = scissor->miny;
608 setup->scissor.y1 = scissor->maxy-1;
609 setup->dirty |= LP_SETUP_NEW_SCISSOR;
614 lp_setup_set_flatshade_first( struct lp_setup_context *setup,
615 boolean flatshade_first )
617 setup->flatshade_first = flatshade_first;
622 lp_setup_set_vertex_info( struct lp_setup_context *setup,
623 struct vertex_info *vertex_info )
625 /* XXX: just silently holding onto the pointer:
627 setup->vertex_info = vertex_info;
632 * Called during state validation when LP_NEW_SAMPLER_VIEW is set.
635 lp_setup_set_fragment_sampler_views(struct lp_setup_context *setup,
637 struct pipe_sampler_view **views)
641 LP_DBG(DEBUG_SETUP, "%s\n", __FUNCTION__);
643 assert(num <= PIPE_MAX_SAMPLERS);
645 for (i = 0; i < PIPE_MAX_SAMPLERS; i++) {
646 struct pipe_sampler_view *view = i < num ? views[i] : NULL;
649 struct pipe_resource *tex = view->texture;
650 struct llvmpipe_resource *lp_tex = llvmpipe_resource(tex);
651 struct lp_jit_texture *jit_tex;
652 jit_tex = &setup->fs.current.jit_context.textures[i];
653 jit_tex->width = tex->width0;
654 jit_tex->height = tex->height0;
655 jit_tex->depth = tex->depth0;
656 jit_tex->first_level = view->u.tex.first_level;
657 jit_tex->last_level = tex->last_level;
659 /* We're referencing the texture's internal data, so save a
662 pipe_resource_reference(&setup->fs.current_tex[i], tex);
665 /* regular texture - setup array of mipmap level pointers */
667 for (j = view->u.tex.first_level; j <= tex->last_level; j++) {
669 llvmpipe_get_texture_image_all(lp_tex, j, LP_TEX_USAGE_READ,
670 LP_TEX_LAYOUT_LINEAR);
671 jit_tex->row_stride[j] = lp_tex->row_stride[j];
672 jit_tex->img_stride[j] = lp_tex->img_stride[j];
674 if ((LP_PERF & PERF_TEX_MEM) ||
676 /* out of memory - use dummy tile memory */
677 jit_tex->data[j] = lp_dummy_tile;
678 jit_tex->width = TILE_SIZE/8;
679 jit_tex->height = TILE_SIZE/8;
681 jit_tex->first_level = 0;
682 jit_tex->last_level = 0;
683 jit_tex->row_stride[j] = 0;
684 jit_tex->img_stride[j] = 0;
689 /* display target texture/surface */
691 * XXX: Where should this be unmapped?
693 struct llvmpipe_screen *screen = llvmpipe_screen(tex->screen);
694 struct sw_winsys *winsys = screen->winsys;
695 jit_tex->data[0] = winsys->displaytarget_map(winsys, lp_tex->dt,
697 jit_tex->row_stride[0] = lp_tex->row_stride[0];
698 jit_tex->img_stride[0] = lp_tex->img_stride[0];
699 assert(jit_tex->data[0]);
704 setup->dirty |= LP_SETUP_NEW_FS;
709 * Called during state validation when LP_NEW_SAMPLER is set.
712 lp_setup_set_fragment_sampler_state(struct lp_setup_context *setup,
714 const struct pipe_sampler_state **samplers)
718 LP_DBG(DEBUG_SETUP, "%s\n", __FUNCTION__);
720 assert(num <= PIPE_MAX_SAMPLERS);
722 for (i = 0; i < PIPE_MAX_SAMPLERS; i++) {
723 const struct pipe_sampler_state *sampler = i < num ? samplers[i] : NULL;
726 struct lp_jit_texture *jit_tex;
727 jit_tex = &setup->fs.current.jit_context.textures[i];
729 jit_tex->min_lod = sampler->min_lod;
730 jit_tex->max_lod = sampler->max_lod;
731 jit_tex->lod_bias = sampler->lod_bias;
732 COPY_4V(jit_tex->border_color, sampler->border_color);
736 setup->dirty |= LP_SETUP_NEW_FS;
741 * Is the given texture referenced by any scene?
742 * Note: we have to check all scenes including any scenes currently
743 * being rendered and the current scene being built.
746 lp_setup_is_resource_referenced( const struct lp_setup_context *setup,
747 const struct pipe_resource *texture )
751 /* check the render targets */
752 for (i = 0; i < setup->fb.nr_cbufs; i++) {
753 if (setup->fb.cbufs[i]->texture == texture)
754 return LP_REFERENCED_FOR_READ | LP_REFERENCED_FOR_WRITE;
756 if (setup->fb.zsbuf && setup->fb.zsbuf->texture == texture) {
757 return LP_REFERENCED_FOR_READ | LP_REFERENCED_FOR_WRITE;
760 /* check textures referenced by the scene */
761 for (i = 0; i < Elements(setup->scenes); i++) {
762 if (lp_scene_is_resource_referenced(setup->scenes[i], texture)) {
763 return LP_REFERENCED_FOR_READ;
767 return LP_UNREFERENCED;
772 * Called by vbuf code when we're about to draw something.
775 try_update_scene_state( struct lp_setup_context *setup )
777 boolean new_scene = (setup->fs.stored == NULL);
778 struct lp_scene *scene = setup->scene;
782 if(setup->dirty & LP_SETUP_NEW_BLEND_COLOR) {
786 stored = lp_scene_alloc_aligned(scene, 4 * 16, 16);
792 /* smear each blend color component across 16 ubyte elements */
793 for (i = 0; i < 4; ++i) {
794 uint8_t c = float_to_ubyte(setup->blend_color.current.color[i]);
795 for (j = 0; j < 16; ++j)
796 stored[i*16 + j] = c;
799 setup->blend_color.stored = stored;
800 setup->fs.current.jit_context.blend_color = setup->blend_color.stored;
801 setup->dirty |= LP_SETUP_NEW_FS;
804 if(setup->dirty & LP_SETUP_NEW_CONSTANTS) {
805 struct pipe_resource *buffer = setup->constants.current;
808 unsigned current_size = buffer->width0;
809 const void *current_data = llvmpipe_resource_data(buffer);
811 /* TODO: copy only the actually used constants? */
813 if(setup->constants.stored_size != current_size ||
814 !setup->constants.stored_data ||
815 memcmp(setup->constants.stored_data,
817 current_size) != 0) {
820 stored = lp_scene_alloc(scene, current_size);
829 setup->constants.stored_size = current_size;
830 setup->constants.stored_data = stored;
834 setup->constants.stored_size = 0;
835 setup->constants.stored_data = NULL;
838 setup->fs.current.jit_context.constants = setup->constants.stored_data;
839 setup->dirty |= LP_SETUP_NEW_FS;
843 if (setup->dirty & LP_SETUP_NEW_FS) {
844 if (!setup->fs.stored ||
845 memcmp(setup->fs.stored,
847 sizeof setup->fs.current) != 0)
849 struct lp_rast_state *stored;
852 /* The fs state that's been stored in the scene is different from
853 * the new, current state. So allocate a new lp_rast_state object
854 * and append it to the bin's setup data buffer.
856 stored = (struct lp_rast_state *) lp_scene_alloc(scene, sizeof *stored);
864 sizeof setup->fs.current);
865 setup->fs.stored = stored;
867 /* The scene now references the textures in the rasterization
868 * state record. Note that now.
870 for (i = 0; i < Elements(setup->fs.current_tex); i++) {
871 if (setup->fs.current_tex[i]) {
872 if (!lp_scene_add_resource_reference(scene,
873 setup->fs.current_tex[i],
883 if (setup->dirty & LP_SETUP_NEW_SCISSOR) {
884 setup->draw_region = setup->framebuffer;
885 if (setup->scissor_test) {
886 u_rect_possible_intersection(&setup->scissor,
887 &setup->draw_region);
893 assert(setup->fs.stored);
898 lp_setup_update_state( struct lp_setup_context *setup,
899 boolean update_scene )
901 /* Some of the 'draw' pipeline stages may have changed some driver state.
902 * Make sure we've processed those state changes before anything else.
904 * XXX this is the only place where llvmpipe_context is used in the
905 * setup code. This may get refactored/changed...
908 struct llvmpipe_context *lp = llvmpipe_context(setup->pipe);
910 llvmpipe_update_derived(lp);
913 if (lp->setup->dirty) {
914 llvmpipe_update_setup(lp);
917 assert(setup->setup.variant);
919 /* Will probably need to move this somewhere else, just need
920 * to know about vertex shader point size attribute.
922 setup->psize = lp->psize_slot;
924 assert(lp->dirty == 0);
926 assert(lp->setup_variant.key.size ==
927 setup->setup.variant->key.size);
929 assert(memcmp(&lp->setup_variant.key,
930 &setup->setup.variant->key,
931 setup->setup.variant->key.size) == 0);
934 if (update_scene && setup->state != SETUP_ACTIVE) {
935 if (!set_scene_state( setup, SETUP_ACTIVE, __FUNCTION__ ))
939 /* Only call into update_scene_state() if we already have a
942 if (update_scene && setup->scene) {
943 assert(setup->state == SETUP_ACTIVE);
945 if (try_update_scene_state(setup))
948 /* Update failed, try to restart the scene.
950 * Cannot call lp_setup_flush_and_restart() directly here
951 * because of potential recursion.
953 if (!set_scene_state(setup, SETUP_FLUSHED, __FUNCTION__))
956 if (!set_scene_state(setup, SETUP_ACTIVE, __FUNCTION__))
962 return try_update_scene_state(setup);
970 /* Only caller is lp_setup_vbuf_destroy()
973 lp_setup_destroy( struct lp_setup_context *setup )
977 lp_setup_reset( setup );
979 util_unreference_framebuffer_state(&setup->fb);
981 for (i = 0; i < Elements(setup->fs.current_tex); i++) {
982 pipe_resource_reference(&setup->fs.current_tex[i], NULL);
985 pipe_resource_reference(&setup->constants.current, NULL);
987 /* free the scenes in the 'empty' queue */
988 for (i = 0; i < Elements(setup->scenes); i++) {
989 struct lp_scene *scene = setup->scenes[i];
992 lp_fence_wait(scene->fence);
994 lp_scene_destroy(scene);
997 lp_fence_reference(&setup->last_fence, NULL);
1004 * Create a new primitive tiling engine. Plug it into the backend of
1005 * the draw module. Currently also creates a rasterizer to use with
1008 struct lp_setup_context *
1009 lp_setup_create( struct pipe_context *pipe,
1010 struct draw_context *draw )
1012 struct llvmpipe_screen *screen = llvmpipe_screen(pipe->screen);
1013 struct lp_setup_context *setup = CALLOC_STRUCT(lp_setup_context);
1019 lp_setup_init_vbuf(setup);
1021 /* Used only in update_state():
1026 setup->num_threads = screen->num_threads;
1027 setup->vbuf = draw_vbuf_stage(draw, &setup->base);
1031 draw_set_rasterize_stage(draw, setup->vbuf);
1032 draw_set_render(draw, &setup->base);
1034 /* create some empty scenes */
1035 for (i = 0; i < MAX_SCENES; i++) {
1036 setup->scenes[i] = lp_scene_create( pipe );
1039 setup->triangle = first_triangle;
1040 setup->line = first_line;
1041 setup->point = first_point;
1057 * Put a BeginQuery command into all bins.
1060 lp_setup_begin_query(struct lp_setup_context *setup,
1061 struct llvmpipe_query *pq)
1063 /* init the query to its beginning state */
1064 assert(setup->active_query == NULL);
1066 set_scene_state(setup, SETUP_ACTIVE, "begin_query");
1068 setup->active_query = pq;
1071 if (!lp_scene_bin_everywhere(setup->scene,
1072 LP_RAST_OP_BEGIN_QUERY,
1073 lp_rast_arg_query(pq))) {
1075 if (!lp_setup_flush_and_restart(setup))
1078 if (!lp_scene_bin_everywhere(setup->scene,
1079 LP_RAST_OP_BEGIN_QUERY,
1080 lp_rast_arg_query(pq))) {
1089 * Put an EndQuery command into all bins.
1092 lp_setup_end_query(struct lp_setup_context *setup, struct llvmpipe_query *pq)
1094 union lp_rast_cmd_arg dummy = { 0 };
1096 set_scene_state(setup, SETUP_ACTIVE, "end_query");
1098 assert(setup->active_query == pq);
1099 setup->active_query = NULL;
1101 /* Setup will automatically re-issue any query which carried over a
1102 * scene boundary, and the rasterizer automatically "ends" queries
1103 * which are active at the end of a scene, so there is no need to
1104 * retry this commands on failure.
1107 /* pq->fence should be the fence of the *last* scene which
1108 * contributed to the query result.
1110 lp_fence_reference(&pq->fence, setup->scene->fence);
1112 if (!lp_scene_bin_everywhere(setup->scene,
1113 LP_RAST_OP_END_QUERY,
1115 lp_setup_flush(setup, NULL, __FUNCTION__);
1119 lp_fence_reference(&pq->fence, setup->last_fence);
1125 lp_setup_flush_and_restart(struct lp_setup_context *setup)
1127 if (0) debug_printf("%s\n", __FUNCTION__);
1129 assert(setup->state == SETUP_ACTIVE);
1131 if (!set_scene_state(setup, SETUP_FLUSHED, __FUNCTION__))
1134 if (!lp_setup_update_state(setup, TRUE))