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
->last_level
= tex
->last_level
;
658 /* We're referencing the texture's internal data, so save a
661 pipe_resource_reference(&setup
->fs
.current_tex
[i
], tex
);
664 /* regular texture - setup array of mipmap level pointers */
666 for (j
= 0; j
<= tex
->last_level
; j
++) {
668 llvmpipe_get_texture_image_all(lp_tex
, j
, LP_TEX_USAGE_READ
,
669 LP_TEX_LAYOUT_LINEAR
);
670 jit_tex
->row_stride
[j
] = lp_tex
->row_stride
[j
];
671 jit_tex
->img_stride
[j
] = lp_tex
->img_stride
[j
];
673 if ((LP_PERF
& PERF_TEX_MEM
) ||
675 /* out of memory - use dummy tile memory */
676 jit_tex
->data
[j
] = lp_dummy_tile
;
677 jit_tex
->width
= TILE_SIZE
/8;
678 jit_tex
->height
= TILE_SIZE
/8;
680 jit_tex
->last_level
= 0;
681 jit_tex
->row_stride
[j
] = 0;
682 jit_tex
->img_stride
[j
] = 0;
687 /* display target texture/surface */
689 * XXX: Where should this be unmapped?
691 struct llvmpipe_screen
*screen
= llvmpipe_screen(tex
->screen
);
692 struct sw_winsys
*winsys
= screen
->winsys
;
693 jit_tex
->data
[0] = winsys
->displaytarget_map(winsys
, lp_tex
->dt
,
695 jit_tex
->row_stride
[0] = lp_tex
->row_stride
[0];
696 jit_tex
->img_stride
[0] = lp_tex
->img_stride
[0];
697 assert(jit_tex
->data
[0]);
702 setup
->dirty
|= LP_SETUP_NEW_FS
;
707 * Called during state validation when LP_NEW_SAMPLER is set.
710 lp_setup_set_fragment_sampler_state(struct lp_setup_context
*setup
,
712 const struct pipe_sampler_state
**samplers
)
716 LP_DBG(DEBUG_SETUP
, "%s\n", __FUNCTION__
);
718 assert(num
<= PIPE_MAX_SAMPLERS
);
720 for (i
= 0; i
< PIPE_MAX_SAMPLERS
; i
++) {
721 const struct pipe_sampler_state
*sampler
= i
< num
? samplers
[i
] : NULL
;
724 struct lp_jit_texture
*jit_tex
;
725 jit_tex
= &setup
->fs
.current
.jit_context
.textures
[i
];
727 jit_tex
->min_lod
= sampler
->min_lod
;
728 jit_tex
->max_lod
= sampler
->max_lod
;
729 jit_tex
->lod_bias
= sampler
->lod_bias
;
730 COPY_4V(jit_tex
->border_color
, sampler
->border_color
);
734 setup
->dirty
|= LP_SETUP_NEW_FS
;
739 * Is the given texture referenced by any scene?
740 * Note: we have to check all scenes including any scenes currently
741 * being rendered and the current scene being built.
744 lp_setup_is_resource_referenced( const struct lp_setup_context
*setup
,
745 const struct pipe_resource
*texture
)
749 /* check the render targets */
750 for (i
= 0; i
< setup
->fb
.nr_cbufs
; i
++) {
751 if (setup
->fb
.cbufs
[i
]->texture
== texture
)
752 return LP_REFERENCED_FOR_READ
| LP_REFERENCED_FOR_WRITE
;
754 if (setup
->fb
.zsbuf
&& setup
->fb
.zsbuf
->texture
== texture
) {
755 return LP_REFERENCED_FOR_READ
| LP_REFERENCED_FOR_WRITE
;
758 /* check textures referenced by the scene */
759 for (i
= 0; i
< Elements(setup
->scenes
); i
++) {
760 if (lp_scene_is_resource_referenced(setup
->scenes
[i
], texture
)) {
761 return LP_REFERENCED_FOR_READ
;
765 return LP_UNREFERENCED
;
770 * Called by vbuf code when we're about to draw something.
773 try_update_scene_state( struct lp_setup_context
*setup
)
775 boolean new_scene
= (setup
->fs
.stored
== NULL
);
776 struct lp_scene
*scene
= setup
->scene
;
780 if(setup
->dirty
& LP_SETUP_NEW_BLEND_COLOR
) {
784 stored
= lp_scene_alloc_aligned(scene
, 4 * 16, 16);
790 /* smear each blend color component across 16 ubyte elements */
791 for (i
= 0; i
< 4; ++i
) {
792 uint8_t c
= float_to_ubyte(setup
->blend_color
.current
.color
[i
]);
793 for (j
= 0; j
< 16; ++j
)
794 stored
[i
*16 + j
] = c
;
797 setup
->blend_color
.stored
= stored
;
798 setup
->fs
.current
.jit_context
.blend_color
= setup
->blend_color
.stored
;
799 setup
->dirty
|= LP_SETUP_NEW_FS
;
802 if(setup
->dirty
& LP_SETUP_NEW_CONSTANTS
) {
803 struct pipe_resource
*buffer
= setup
->constants
.current
;
806 unsigned current_size
= buffer
->width0
;
807 const void *current_data
= llvmpipe_resource_data(buffer
);
809 /* TODO: copy only the actually used constants? */
811 if(setup
->constants
.stored_size
!= current_size
||
812 !setup
->constants
.stored_data
||
813 memcmp(setup
->constants
.stored_data
,
815 current_size
) != 0) {
818 stored
= lp_scene_alloc(scene
, current_size
);
827 setup
->constants
.stored_size
= current_size
;
828 setup
->constants
.stored_data
= stored
;
832 setup
->constants
.stored_size
= 0;
833 setup
->constants
.stored_data
= NULL
;
836 setup
->fs
.current
.jit_context
.constants
= setup
->constants
.stored_data
;
837 setup
->dirty
|= LP_SETUP_NEW_FS
;
841 if (setup
->dirty
& LP_SETUP_NEW_FS
) {
842 if (!setup
->fs
.stored
||
843 memcmp(setup
->fs
.stored
,
845 sizeof setup
->fs
.current
) != 0)
847 struct lp_rast_state
*stored
;
850 /* The fs state that's been stored in the scene is different from
851 * the new, current state. So allocate a new lp_rast_state object
852 * and append it to the bin's setup data buffer.
854 stored
= (struct lp_rast_state
*) lp_scene_alloc(scene
, sizeof *stored
);
862 sizeof setup
->fs
.current
);
863 setup
->fs
.stored
= stored
;
865 /* The scene now references the textures in the rasterization
866 * state record. Note that now.
868 for (i
= 0; i
< Elements(setup
->fs
.current_tex
); i
++) {
869 if (setup
->fs
.current_tex
[i
]) {
870 if (!lp_scene_add_resource_reference(scene
,
871 setup
->fs
.current_tex
[i
],
881 if (setup
->dirty
& LP_SETUP_NEW_SCISSOR
) {
882 setup
->draw_region
= setup
->framebuffer
;
883 if (setup
->scissor_test
) {
884 u_rect_possible_intersection(&setup
->scissor
,
885 &setup
->draw_region
);
891 assert(setup
->fs
.stored
);
896 lp_setup_update_state( struct lp_setup_context
*setup
,
897 boolean update_scene
)
899 /* Some of the 'draw' pipeline stages may have changed some driver state.
900 * Make sure we've processed those state changes before anything else.
902 * XXX this is the only place where llvmpipe_context is used in the
903 * setup code. This may get refactored/changed...
906 struct llvmpipe_context
*lp
= llvmpipe_context(setup
->pipe
);
908 llvmpipe_update_derived(lp
);
911 if (lp
->setup
->dirty
) {
912 llvmpipe_update_setup(lp
);
915 assert(setup
->setup
.variant
);
917 /* Will probably need to move this somewhere else, just need
918 * to know about vertex shader point size attribute.
920 setup
->psize
= lp
->psize_slot
;
922 assert(lp
->dirty
== 0);
924 assert(lp
->setup_variant
.key
.size
==
925 setup
->setup
.variant
->key
.size
);
927 assert(memcmp(&lp
->setup_variant
.key
,
928 &setup
->setup
.variant
->key
,
929 setup
->setup
.variant
->key
.size
) == 0);
932 if (update_scene
&& setup
->state
!= SETUP_ACTIVE
) {
933 if (!set_scene_state( setup
, SETUP_ACTIVE
, __FUNCTION__
))
937 /* Only call into update_scene_state() if we already have a
940 if (update_scene
&& setup
->scene
) {
941 assert(setup
->state
== SETUP_ACTIVE
);
943 if (try_update_scene_state(setup
))
946 /* Update failed, try to restart the scene.
948 * Cannot call lp_setup_flush_and_restart() directly here
949 * because of potential recursion.
951 if (!set_scene_state(setup
, SETUP_FLUSHED
, __FUNCTION__
))
954 if (!set_scene_state(setup
, SETUP_ACTIVE
, __FUNCTION__
))
960 return try_update_scene_state(setup
);
968 /* Only caller is lp_setup_vbuf_destroy()
971 lp_setup_destroy( struct lp_setup_context
*setup
)
975 lp_setup_reset( setup
);
977 util_unreference_framebuffer_state(&setup
->fb
);
979 for (i
= 0; i
< Elements(setup
->fs
.current_tex
); i
++) {
980 pipe_resource_reference(&setup
->fs
.current_tex
[i
], NULL
);
983 pipe_resource_reference(&setup
->constants
.current
, NULL
);
985 /* free the scenes in the 'empty' queue */
986 for (i
= 0; i
< Elements(setup
->scenes
); i
++) {
987 struct lp_scene
*scene
= setup
->scenes
[i
];
990 lp_fence_wait(scene
->fence
);
992 lp_scene_destroy(scene
);
995 lp_fence_reference(&setup
->last_fence
, NULL
);
1002 * Create a new primitive tiling engine. Plug it into the backend of
1003 * the draw module. Currently also creates a rasterizer to use with
1006 struct lp_setup_context
*
1007 lp_setup_create( struct pipe_context
*pipe
,
1008 struct draw_context
*draw
)
1010 struct llvmpipe_screen
*screen
= llvmpipe_screen(pipe
->screen
);
1011 struct lp_setup_context
*setup
= CALLOC_STRUCT(lp_setup_context
);
1017 lp_setup_init_vbuf(setup
);
1019 /* Used only in update_state():
1024 setup
->num_threads
= screen
->num_threads
;
1025 setup
->vbuf
= draw_vbuf_stage(draw
, &setup
->base
);
1029 draw_set_rasterize_stage(draw
, setup
->vbuf
);
1030 draw_set_render(draw
, &setup
->base
);
1032 /* create some empty scenes */
1033 for (i
= 0; i
< MAX_SCENES
; i
++) {
1034 setup
->scenes
[i
] = lp_scene_create( pipe
);
1037 setup
->triangle
= first_triangle
;
1038 setup
->line
= first_line
;
1039 setup
->point
= first_point
;
1055 * Put a BeginQuery command into all bins.
1058 lp_setup_begin_query(struct lp_setup_context
*setup
,
1059 struct llvmpipe_query
*pq
)
1061 /* init the query to its beginning state */
1062 assert(setup
->active_query
== NULL
);
1064 set_scene_state(setup
, SETUP_ACTIVE
, "begin_query");
1067 if (!lp_scene_bin_everywhere(setup
->scene
,
1068 LP_RAST_OP_BEGIN_QUERY
,
1069 lp_rast_arg_query(pq
))) {
1071 if (!lp_setup_flush_and_restart(setup
))
1074 if (!lp_scene_bin_everywhere(setup
->scene
,
1075 LP_RAST_OP_BEGIN_QUERY
,
1076 lp_rast_arg_query(pq
))) {
1082 setup
->active_query
= pq
;
1087 * Put an EndQuery command into all bins.
1090 lp_setup_end_query(struct lp_setup_context
*setup
, struct llvmpipe_query
*pq
)
1092 union lp_rast_cmd_arg dummy
= { 0 };
1094 set_scene_state(setup
, SETUP_ACTIVE
, "end_query");
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
, 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
))