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 * \param flags bitmask of PIPE_FLUSH_x flags
340 lp_setup_flush( struct lp_setup_context
*setup
,
342 struct pipe_fence_handle
**fence
,
345 set_scene_state( setup
, SETUP_FLUSHED
, reason
);
348 lp_fence_reference((struct lp_fence
**)fence
, setup
->last_fence
);
354 lp_setup_bind_framebuffer( struct lp_setup_context
*setup
,
355 const struct pipe_framebuffer_state
*fb
)
357 LP_DBG(DEBUG_SETUP
, "%s\n", __FUNCTION__
);
359 /* Flush any old scene.
361 set_scene_state( setup
, SETUP_FLUSHED
, __FUNCTION__
);
364 * Ensure the old scene is not reused.
366 assert(!setup
->scene
);
368 /* Set new state. This will be picked up later when we next need a
371 util_copy_framebuffer_state(&setup
->fb
, fb
);
372 setup
->framebuffer
.x0
= 0;
373 setup
->framebuffer
.y0
= 0;
374 setup
->framebuffer
.x1
= fb
->width
-1;
375 setup
->framebuffer
.y1
= fb
->height
-1;
376 setup
->dirty
|= LP_SETUP_NEW_SCISSOR
;
381 lp_setup_try_clear( struct lp_setup_context
*setup
,
388 uint32_t zsvalue
= 0;
389 union lp_rast_cmd_arg color_arg
;
392 LP_DBG(DEBUG_SETUP
, "%s state %d\n", __FUNCTION__
, setup
->state
);
394 if (flags
& PIPE_CLEAR_COLOR
) {
395 for (i
= 0; i
< 4; i
++)
396 color_arg
.clear_color
[i
] = float_to_ubyte(color
[i
]);
399 if (flags
& PIPE_CLEAR_DEPTHSTENCIL
) {
400 uint32_t zmask
= (flags
& PIPE_CLEAR_DEPTH
) ? ~0 : 0;
401 uint32_t smask
= (flags
& PIPE_CLEAR_STENCIL
) ? ~0 : 0;
403 zsvalue
= util_pack_z_stencil(setup
->fb
.zsbuf
->format
,
408 zsmask
= util_pack_mask_z_stencil(setup
->fb
.zsbuf
->format
,
415 if (setup
->state
== SETUP_ACTIVE
) {
416 struct lp_scene
*scene
= setup
->scene
;
418 /* Add the clear to existing scene. In the unusual case where
419 * both color and depth-stencil are being cleared when there's
420 * already been some rendering, we could discard the currently
421 * binned scene and start again, but I don't see that as being
424 if (flags
& PIPE_CLEAR_COLOR
) {
425 if (!lp_scene_bin_everywhere( scene
,
426 LP_RAST_OP_CLEAR_COLOR
,
431 if (flags
& PIPE_CLEAR_DEPTHSTENCIL
) {
432 if (!lp_scene_bin_everywhere( scene
,
433 LP_RAST_OP_CLEAR_ZSTENCIL
,
434 lp_rast_arg_clearzs(zsvalue
, zsmask
) ))
439 /* Put ourselves into the 'pre-clear' state, specifically to try
440 * and accumulate multiple clears to color and depth_stencil
441 * buffers which the app or state-tracker might issue
444 set_scene_state( setup
, SETUP_CLEARED
, __FUNCTION__
);
446 setup
->clear
.flags
|= flags
;
448 if (flags
& PIPE_CLEAR_DEPTHSTENCIL
) {
449 setup
->clear
.zsmask
|= zsmask
;
450 setup
->clear
.zsvalue
=
451 (setup
->clear
.zsvalue
& ~zsmask
) | (zsvalue
& zsmask
);
454 if (flags
& PIPE_CLEAR_COLOR
) {
455 memcpy(setup
->clear
.color
.clear_color
,
457 sizeof setup
->clear
.color
.clear_color
);
465 lp_setup_clear( struct lp_setup_context
*setup
,
471 if (!lp_setup_try_clear( setup
, color
, depth
, stencil
, flags
)) {
472 lp_setup_flush(setup
, 0, NULL
, __FUNCTION__
);
474 if (!lp_setup_try_clear( setup
, color
, depth
, stencil
, flags
))
484 lp_setup_set_triangle_state( struct lp_setup_context
*setup
,
486 boolean ccw_is_frontface
,
488 boolean gl_rasterization_rules
)
490 LP_DBG(DEBUG_SETUP
, "%s\n", __FUNCTION__
);
492 setup
->ccw_is_frontface
= ccw_is_frontface
;
493 setup
->cullmode
= cull_mode
;
494 setup
->triangle
= first_triangle
;
495 setup
->pixel_offset
= gl_rasterization_rules
? 0.5f
: 0.0f
;
497 if (setup
->scissor_test
!= scissor
) {
498 setup
->dirty
|= LP_SETUP_NEW_SCISSOR
;
499 setup
->scissor_test
= scissor
;
504 lp_setup_set_line_state( struct lp_setup_context
*setup
,
507 LP_DBG(DEBUG_SETUP
, "%s\n", __FUNCTION__
);
509 setup
->line_width
= line_width
;
513 lp_setup_set_point_state( struct lp_setup_context
*setup
,
515 boolean point_size_per_vertex
,
516 uint sprite_coord_enable
,
517 uint sprite_coord_origin
)
519 LP_DBG(DEBUG_SETUP
, "%s\n", __FUNCTION__
);
521 setup
->point_size
= point_size
;
522 setup
->sprite_coord_enable
= sprite_coord_enable
;
523 setup
->sprite_coord_origin
= sprite_coord_origin
;
524 setup
->point_size_per_vertex
= point_size_per_vertex
;
528 lp_setup_set_setup_variant( struct lp_setup_context
*setup
,
529 const struct lp_setup_variant
*variant
)
531 LP_DBG(DEBUG_SETUP
, "%s\n", __FUNCTION__
);
533 setup
->setup
.variant
= variant
;
537 lp_setup_set_fs_variant( struct lp_setup_context
*setup
,
538 struct lp_fragment_shader_variant
*variant
)
540 LP_DBG(DEBUG_SETUP
, "%s %p\n", __FUNCTION__
,
542 /* FIXME: reference count */
544 setup
->fs
.current
.variant
= variant
;
545 setup
->dirty
|= LP_SETUP_NEW_FS
;
549 lp_setup_set_fs_constants(struct lp_setup_context
*setup
,
550 struct pipe_resource
*buffer
)
552 LP_DBG(DEBUG_SETUP
, "%s %p\n", __FUNCTION__
, (void *) buffer
);
554 pipe_resource_reference(&setup
->constants
.current
, buffer
);
556 setup
->dirty
|= LP_SETUP_NEW_CONSTANTS
;
561 lp_setup_set_alpha_ref_value( struct lp_setup_context
*setup
,
562 float alpha_ref_value
)
564 LP_DBG(DEBUG_SETUP
, "%s %f\n", __FUNCTION__
, alpha_ref_value
);
566 if(setup
->fs
.current
.jit_context
.alpha_ref_value
!= alpha_ref_value
) {
567 setup
->fs
.current
.jit_context
.alpha_ref_value
= alpha_ref_value
;
568 setup
->dirty
|= LP_SETUP_NEW_FS
;
573 lp_setup_set_stencil_ref_values( struct lp_setup_context
*setup
,
574 const ubyte refs
[2] )
576 LP_DBG(DEBUG_SETUP
, "%s %d %d\n", __FUNCTION__
, refs
[0], refs
[1]);
578 if (setup
->fs
.current
.jit_context
.stencil_ref_front
!= refs
[0] ||
579 setup
->fs
.current
.jit_context
.stencil_ref_back
!= refs
[1]) {
580 setup
->fs
.current
.jit_context
.stencil_ref_front
= refs
[0];
581 setup
->fs
.current
.jit_context
.stencil_ref_back
= refs
[1];
582 setup
->dirty
|= LP_SETUP_NEW_FS
;
587 lp_setup_set_blend_color( struct lp_setup_context
*setup
,
588 const struct pipe_blend_color
*blend_color
)
590 LP_DBG(DEBUG_SETUP
, "%s\n", __FUNCTION__
);
594 if(memcmp(&setup
->blend_color
.current
, blend_color
, sizeof *blend_color
) != 0) {
595 memcpy(&setup
->blend_color
.current
, blend_color
, sizeof *blend_color
);
596 setup
->dirty
|= LP_SETUP_NEW_BLEND_COLOR
;
602 lp_setup_set_scissor( struct lp_setup_context
*setup
,
603 const struct pipe_scissor_state
*scissor
)
605 LP_DBG(DEBUG_SETUP
, "%s\n", __FUNCTION__
);
609 setup
->scissor
.x0
= scissor
->minx
;
610 setup
->scissor
.x1
= scissor
->maxx
-1;
611 setup
->scissor
.y0
= scissor
->miny
;
612 setup
->scissor
.y1
= scissor
->maxy
-1;
613 setup
->dirty
|= LP_SETUP_NEW_SCISSOR
;
618 lp_setup_set_flatshade_first( struct lp_setup_context
*setup
,
619 boolean flatshade_first
)
621 setup
->flatshade_first
= flatshade_first
;
626 lp_setup_set_vertex_info( struct lp_setup_context
*setup
,
627 struct vertex_info
*vertex_info
)
629 /* XXX: just silently holding onto the pointer:
631 setup
->vertex_info
= vertex_info
;
636 * Called during state validation when LP_NEW_SAMPLER_VIEW is set.
639 lp_setup_set_fragment_sampler_views(struct lp_setup_context
*setup
,
641 struct pipe_sampler_view
**views
)
645 LP_DBG(DEBUG_SETUP
, "%s\n", __FUNCTION__
);
647 assert(num
<= PIPE_MAX_SAMPLERS
);
649 for (i
= 0; i
< PIPE_MAX_SAMPLERS
; i
++) {
650 struct pipe_sampler_view
*view
= i
< num
? views
[i
] : NULL
;
653 struct pipe_resource
*tex
= view
->texture
;
654 struct llvmpipe_resource
*lp_tex
= llvmpipe_resource(tex
);
655 struct lp_jit_texture
*jit_tex
;
656 jit_tex
= &setup
->fs
.current
.jit_context
.textures
[i
];
657 jit_tex
->width
= tex
->width0
;
658 jit_tex
->height
= tex
->height0
;
659 jit_tex
->depth
= tex
->depth0
;
660 jit_tex
->last_level
= tex
->last_level
;
662 /* We're referencing the texture's internal data, so save a
665 pipe_resource_reference(&setup
->fs
.current_tex
[i
], tex
);
668 /* regular texture - setup array of mipmap level pointers */
670 for (j
= 0; j
<= tex
->last_level
; j
++) {
672 llvmpipe_get_texture_image_all(lp_tex
, j
, LP_TEX_USAGE_READ
,
673 LP_TEX_LAYOUT_LINEAR
);
674 jit_tex
->row_stride
[j
] = lp_tex
->row_stride
[j
];
675 jit_tex
->img_stride
[j
] = lp_tex
->img_stride
[j
];
677 if ((LP_PERF
& PERF_TEX_MEM
) ||
679 /* out of memory - use dummy tile memory */
680 jit_tex
->data
[j
] = lp_dummy_tile
;
681 jit_tex
->width
= TILE_SIZE
/8;
682 jit_tex
->height
= TILE_SIZE
/8;
684 jit_tex
->last_level
= 0;
685 jit_tex
->row_stride
[j
] = 0;
686 jit_tex
->img_stride
[j
] = 0;
691 /* display target texture/surface */
693 * XXX: Where should this be unmapped?
695 struct llvmpipe_screen
*screen
= llvmpipe_screen(tex
->screen
);
696 struct sw_winsys
*winsys
= screen
->winsys
;
697 jit_tex
->data
[0] = winsys
->displaytarget_map(winsys
, lp_tex
->dt
,
699 jit_tex
->row_stride
[0] = lp_tex
->row_stride
[0];
700 jit_tex
->img_stride
[0] = lp_tex
->img_stride
[0];
701 assert(jit_tex
->data
[0]);
706 setup
->dirty
|= LP_SETUP_NEW_FS
;
711 * Called during state validation when LP_NEW_SAMPLER is set.
714 lp_setup_set_fragment_sampler_state(struct lp_setup_context
*setup
,
716 const struct pipe_sampler_state
**samplers
)
720 LP_DBG(DEBUG_SETUP
, "%s\n", __FUNCTION__
);
722 assert(num
<= PIPE_MAX_SAMPLERS
);
724 for (i
= 0; i
< PIPE_MAX_SAMPLERS
; i
++) {
725 const struct pipe_sampler_state
*sampler
= i
< num
? samplers
[i
] : NULL
;
728 struct lp_jit_texture
*jit_tex
;
729 jit_tex
= &setup
->fs
.current
.jit_context
.textures
[i
];
731 jit_tex
->min_lod
= sampler
->min_lod
;
732 jit_tex
->max_lod
= sampler
->max_lod
;
733 jit_tex
->lod_bias
= sampler
->lod_bias
;
734 COPY_4V(jit_tex
->border_color
, sampler
->border_color
);
738 setup
->dirty
|= LP_SETUP_NEW_FS
;
743 * Is the given texture referenced by any scene?
744 * Note: we have to check all scenes including any scenes currently
745 * being rendered and the current scene being built.
748 lp_setup_is_resource_referenced( const struct lp_setup_context
*setup
,
749 const struct pipe_resource
*texture
)
753 /* check the render targets */
754 for (i
= 0; i
< setup
->fb
.nr_cbufs
; i
++) {
755 if (setup
->fb
.cbufs
[i
]->texture
== texture
)
756 return PIPE_REFERENCED_FOR_READ
| PIPE_REFERENCED_FOR_WRITE
;
758 if (setup
->fb
.zsbuf
&& setup
->fb
.zsbuf
->texture
== texture
) {
759 return PIPE_REFERENCED_FOR_READ
| PIPE_REFERENCED_FOR_WRITE
;
762 /* check textures referenced by the scene */
763 for (i
= 0; i
< Elements(setup
->scenes
); i
++) {
764 if (lp_scene_is_resource_referenced(setup
->scenes
[i
], texture
)) {
765 return PIPE_REFERENCED_FOR_READ
;
769 return PIPE_UNREFERENCED
;
774 * Called by vbuf code when we're about to draw something.
777 try_update_scene_state( struct lp_setup_context
*setup
)
779 boolean new_scene
= (setup
->fs
.stored
== NULL
);
780 struct lp_scene
*scene
= setup
->scene
;
784 if(setup
->dirty
& LP_SETUP_NEW_BLEND_COLOR
) {
788 stored
= lp_scene_alloc_aligned(scene
, 4 * 16, 16);
794 /* smear each blend color component across 16 ubyte elements */
795 for (i
= 0; i
< 4; ++i
) {
796 uint8_t c
= float_to_ubyte(setup
->blend_color
.current
.color
[i
]);
797 for (j
= 0; j
< 16; ++j
)
798 stored
[i
*16 + j
] = c
;
801 setup
->blend_color
.stored
= stored
;
802 setup
->fs
.current
.jit_context
.blend_color
= setup
->blend_color
.stored
;
803 setup
->dirty
|= LP_SETUP_NEW_FS
;
806 if(setup
->dirty
& LP_SETUP_NEW_CONSTANTS
) {
807 struct pipe_resource
*buffer
= setup
->constants
.current
;
810 unsigned current_size
= buffer
->width0
;
811 const void *current_data
= llvmpipe_resource_data(buffer
);
813 /* TODO: copy only the actually used constants? */
815 if(setup
->constants
.stored_size
!= current_size
||
816 !setup
->constants
.stored_data
||
817 memcmp(setup
->constants
.stored_data
,
819 current_size
) != 0) {
822 stored
= lp_scene_alloc(scene
, current_size
);
831 setup
->constants
.stored_size
= current_size
;
832 setup
->constants
.stored_data
= stored
;
836 setup
->constants
.stored_size
= 0;
837 setup
->constants
.stored_data
= NULL
;
840 setup
->fs
.current
.jit_context
.constants
= setup
->constants
.stored_data
;
841 setup
->dirty
|= LP_SETUP_NEW_FS
;
845 if (setup
->dirty
& LP_SETUP_NEW_FS
) {
846 if (!setup
->fs
.stored
||
847 memcmp(setup
->fs
.stored
,
849 sizeof setup
->fs
.current
) != 0)
851 struct lp_rast_state
*stored
;
854 /* The fs state that's been stored in the scene is different from
855 * the new, current state. So allocate a new lp_rast_state object
856 * and append it to the bin's setup data buffer.
858 stored
= (struct lp_rast_state
*) lp_scene_alloc(scene
, sizeof *stored
);
866 sizeof setup
->fs
.current
);
867 setup
->fs
.stored
= stored
;
869 /* The scene now references the textures in the rasterization
870 * state record. Note that now.
872 for (i
= 0; i
< Elements(setup
->fs
.current_tex
); i
++) {
873 if (setup
->fs
.current_tex
[i
]) {
874 if (!lp_scene_add_resource_reference(scene
,
875 setup
->fs
.current_tex
[i
],
885 if (setup
->dirty
& LP_SETUP_NEW_SCISSOR
) {
886 setup
->draw_region
= setup
->framebuffer
;
887 if (setup
->scissor_test
) {
888 u_rect_possible_intersection(&setup
->scissor
,
889 &setup
->draw_region
);
895 assert(setup
->fs
.stored
);
900 lp_setup_update_state( struct lp_setup_context
*setup
,
901 boolean update_scene
)
903 /* Some of the 'draw' pipeline stages may have changed some driver state.
904 * Make sure we've processed those state changes before anything else.
906 * XXX this is the only place where llvmpipe_context is used in the
907 * setup code. This may get refactored/changed...
910 struct llvmpipe_context
*lp
= llvmpipe_context(setup
->pipe
);
912 llvmpipe_update_derived(lp
);
915 if (lp
->setup
->dirty
) {
916 llvmpipe_update_setup(lp
);
919 assert(setup
->setup
.variant
);
921 /* Will probably need to move this somewhere else, just need
922 * to know about vertex shader point size attribute.
924 setup
->psize
= lp
->psize_slot
;
926 assert(lp
->dirty
== 0);
928 assert(lp
->setup_variant
.key
.size
==
929 setup
->setup
.variant
->key
.size
);
931 assert(memcmp(&lp
->setup_variant
.key
,
932 &setup
->setup
.variant
->key
,
933 setup
->setup
.variant
->key
.size
) == 0);
936 if (update_scene
&& setup
->state
!= SETUP_ACTIVE
) {
937 if (!set_scene_state( setup
, SETUP_ACTIVE
, __FUNCTION__
))
941 /* Only call into update_scene_state() if we already have a
944 if (update_scene
&& setup
->scene
) {
945 assert(setup
->state
== SETUP_ACTIVE
);
947 if (try_update_scene_state(setup
))
950 /* Update failed, try to restart the scene.
952 * Cannot call lp_setup_flush_and_restart() directly here
953 * because of potential recursion.
955 if (!set_scene_state(setup
, SETUP_FLUSHED
, __FUNCTION__
))
958 if (!set_scene_state(setup
, SETUP_ACTIVE
, __FUNCTION__
))
964 return try_update_scene_state(setup
);
972 /* Only caller is lp_setup_vbuf_destroy()
975 lp_setup_destroy( struct lp_setup_context
*setup
)
979 lp_setup_reset( setup
);
981 util_unreference_framebuffer_state(&setup
->fb
);
983 for (i
= 0; i
< Elements(setup
->fs
.current_tex
); i
++) {
984 pipe_resource_reference(&setup
->fs
.current_tex
[i
], NULL
);
987 pipe_resource_reference(&setup
->constants
.current
, NULL
);
989 /* free the scenes in the 'empty' queue */
990 for (i
= 0; i
< Elements(setup
->scenes
); i
++) {
991 struct lp_scene
*scene
= setup
->scenes
[i
];
994 lp_fence_wait(scene
->fence
);
996 lp_scene_destroy(scene
);
999 lp_fence_reference(&setup
->last_fence
, NULL
);
1006 * Create a new primitive tiling engine. Plug it into the backend of
1007 * the draw module. Currently also creates a rasterizer to use with
1010 struct lp_setup_context
*
1011 lp_setup_create( struct pipe_context
*pipe
,
1012 struct draw_context
*draw
)
1014 struct llvmpipe_screen
*screen
= llvmpipe_screen(pipe
->screen
);
1015 struct lp_setup_context
*setup
= CALLOC_STRUCT(lp_setup_context
);
1021 lp_setup_init_vbuf(setup
);
1023 /* Used only in update_state():
1028 setup
->num_threads
= screen
->num_threads
;
1029 setup
->vbuf
= draw_vbuf_stage(draw
, &setup
->base
);
1033 draw_set_rasterize_stage(draw
, setup
->vbuf
);
1034 draw_set_render(draw
, &setup
->base
);
1036 /* create some empty scenes */
1037 for (i
= 0; i
< MAX_SCENES
; i
++) {
1038 setup
->scenes
[i
] = lp_scene_create( pipe
);
1041 setup
->triangle
= first_triangle
;
1042 setup
->line
= first_line
;
1043 setup
->point
= first_point
;
1059 * Put a BeginQuery command into all bins.
1062 lp_setup_begin_query(struct lp_setup_context
*setup
,
1063 struct llvmpipe_query
*pq
)
1065 /* init the query to its beginning state */
1066 assert(setup
->active_query
== NULL
);
1069 if (!lp_scene_bin_everywhere(setup
->scene
,
1070 LP_RAST_OP_BEGIN_QUERY
,
1071 lp_rast_arg_query(pq
))) {
1073 if (!lp_setup_flush_and_restart(setup
))
1076 if (!lp_scene_bin_everywhere(setup
->scene
,
1077 LP_RAST_OP_BEGIN_QUERY
,
1078 lp_rast_arg_query(pq
))) {
1084 setup
->active_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 assert(setup
->active_query
== pq
);
1097 setup
->active_query
= NULL
;
1099 /* Setup will automatically re-issue any query which carried over a
1100 * scene boundary, and the rasterizer automatically "ends" queries
1101 * which are active at the end of a scene, so there is no need to
1102 * retry this commands on failure.
1105 /* pq->fence should be the fence of the *last* scene which
1106 * contributed to the query result.
1108 lp_fence_reference(&pq
->fence
, setup
->scene
->fence
);
1110 if (!lp_scene_bin_everywhere(setup
->scene
,
1111 LP_RAST_OP_END_QUERY
,
1113 lp_setup_flush(setup
, 0, NULL
, __FUNCTION__
);
1117 lp_fence_reference(&pq
->fence
, setup
->last_fence
);
1123 lp_setup_flush_and_restart(struct lp_setup_context
*setup
)
1125 if (0) debug_printf("%s\n", __FUNCTION__
);
1127 assert(setup
->state
== SETUP_ACTIVE
);
1129 if (!set_scene_state(setup
, SETUP_FLUSHED
, __FUNCTION__
))
1132 if (!lp_setup_update_state(setup
, TRUE
))