1 /**************************************************************************
3 * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
5 * Copyright 2008 VMware, Inc. All rights reserved.
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the
9 * "Software"), to deal in the Software without restriction, including
10 * without limitation the rights to use, copy, modify, merge, publish,
11 * distribute, sub license, and/or sell copies of the Software, and to
12 * permit persons to whom the Software is furnished to do so, subject to
13 * the following conditions:
15 * The above copyright notice and this permission notice (including the
16 * next paragraph) shall be included in all copies or substantial portions
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
20 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
21 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
22 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
23 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
24 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
25 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
27 **************************************************************************/
30 * Keith Whitwell <keith@tungstengraphics.com>
33 #include "draw/draw_context.h"
34 #include "draw/draw_vbuf.h"
35 #include "pipe/p_defines.h"
36 #include "util/u_math.h"
37 #include "util/u_memory.h"
38 #include "util/u_inlines.h"
39 #include "tgsi/tgsi_exec.h"
41 #include "sp_context.h"
43 #include "sp_prim_vbuf.h"
45 #include "sp_surface.h"
46 #include "sp_tile_cache.h"
47 #include "sp_tex_tile_cache.h"
48 #include "sp_texture.h"
54 * Map any drawing surfaces which aren't already mapped
57 softpipe_map_transfers(struct softpipe_context
*sp
)
61 for (i
= 0; i
< sp
->framebuffer
.nr_cbufs
; i
++) {
62 sp_tile_cache_map_transfers(sp
->cbuf_cache
[i
]);
65 sp_tile_cache_map_transfers(sp
->zsbuf_cache
);
70 * Unmap any mapped drawing surfaces
73 softpipe_unmap_transfers(struct softpipe_context
*sp
)
77 for (i
= 0; i
< sp
->framebuffer
.nr_cbufs
; i
++) {
78 sp_tile_cache_unmap_transfers(sp
->cbuf_cache
[i
]);
81 sp_tile_cache_unmap_transfers(sp
->zsbuf_cache
);
86 softpipe_destroy( struct pipe_context
*pipe
)
88 struct softpipe_context
*softpipe
= softpipe_context( pipe
);
92 draw_destroy( softpipe
->draw
);
94 softpipe
->quad
.shade
->destroy( softpipe
->quad
.shade
);
95 softpipe
->quad
.depth_test
->destroy( softpipe
->quad
.depth_test
);
96 softpipe
->quad
.blend
->destroy( softpipe
->quad
.blend
);
97 softpipe
->quad
.pstipple
->destroy( softpipe
->quad
.pstipple
);
99 for (i
= 0; i
< PIPE_MAX_COLOR_BUFS
; i
++) {
100 sp_destroy_tile_cache(softpipe
->cbuf_cache
[i
]);
101 pipe_surface_reference(&softpipe
->framebuffer
.cbufs
[i
], NULL
);
104 sp_destroy_tile_cache(softpipe
->zsbuf_cache
);
105 pipe_surface_reference(&softpipe
->framebuffer
.zsbuf
, NULL
);
107 for (i
= 0; i
< PIPE_MAX_SAMPLERS
; i
++) {
108 sp_destroy_tex_tile_cache(softpipe
->tex_cache
[i
]);
109 pipe_sampler_view_reference(&softpipe
->sampler_views
[i
], NULL
);
112 for (i
= 0; i
< PIPE_MAX_VERTEX_SAMPLERS
; i
++) {
113 sp_destroy_tex_tile_cache(softpipe
->vertex_tex_cache
[i
]);
114 pipe_sampler_view_reference(&softpipe
->vertex_sampler_views
[i
], NULL
);
117 for (i
= 0; i
< PIPE_MAX_GEOMETRY_SAMPLERS
; i
++) {
118 sp_destroy_tex_tile_cache(softpipe
->geometry_tex_cache
[i
]);
119 pipe_sampler_view_reference(&softpipe
->geometry_sampler_views
[i
], NULL
);
122 for (i
= 0; i
< PIPE_SHADER_TYPES
; i
++) {
125 for (j
= 0; j
< PIPE_MAX_CONSTANT_BUFFERS
; j
++) {
126 if (softpipe
->constants
[i
][j
]) {
127 pipe_resource_reference(&softpipe
->constants
[i
][j
], NULL
);
132 tgsi_exec_machine_destroy(softpipe
->fs_machine
);
139 * if (the texture is being used as a framebuffer surface)
140 * return PIPE_REFERENCED_FOR_WRITE
141 * else if (the texture is a bound texture source)
142 * return PIPE_REFERENCED_FOR_READ
144 * return PIPE_UNREFERENCED
147 softpipe_is_resource_referenced( struct pipe_context
*pipe
,
148 struct pipe_resource
*texture
,
149 unsigned face
, unsigned level
)
151 struct softpipe_context
*softpipe
= softpipe_context( pipe
);
154 if (texture
->target
== PIPE_BUFFER
)
155 return PIPE_UNREFERENCED
;
157 /* check if any of the bound drawing surfaces are this texture */
158 if (softpipe
->dirty_render_cache
) {
159 for (i
= 0; i
< softpipe
->framebuffer
.nr_cbufs
; i
++) {
160 if (softpipe
->framebuffer
.cbufs
[i
] &&
161 softpipe
->framebuffer
.cbufs
[i
]->texture
== texture
) {
162 return PIPE_REFERENCED_FOR_WRITE
;
165 if (softpipe
->framebuffer
.zsbuf
&&
166 softpipe
->framebuffer
.zsbuf
->texture
== texture
) {
167 return PIPE_REFERENCED_FOR_WRITE
;
171 /* check if any of the tex_cache textures are this texture */
172 for (i
= 0; i
< PIPE_MAX_SAMPLERS
; i
++) {
173 if (softpipe
->tex_cache
[i
] &&
174 softpipe
->tex_cache
[i
]->texture
== texture
)
175 return PIPE_REFERENCED_FOR_READ
;
177 for (i
= 0; i
< PIPE_MAX_VERTEX_SAMPLERS
; i
++) {
178 if (softpipe
->vertex_tex_cache
[i
] &&
179 softpipe
->vertex_tex_cache
[i
]->texture
== texture
)
180 return PIPE_REFERENCED_FOR_READ
;
182 for (i
= 0; i
< PIPE_MAX_GEOMETRY_SAMPLERS
; i
++) {
183 if (softpipe
->geometry_tex_cache
[i
] &&
184 softpipe
->geometry_tex_cache
[i
]->texture
== texture
)
185 return PIPE_REFERENCED_FOR_READ
;
188 return PIPE_UNREFERENCED
;
195 softpipe_render_condition( struct pipe_context
*pipe
,
196 struct pipe_query
*query
,
199 struct softpipe_context
*softpipe
= softpipe_context( pipe
);
201 softpipe
->render_cond_query
= query
;
202 softpipe
->render_cond_mode
= mode
;
207 struct pipe_context
*
208 softpipe_create_context( struct pipe_screen
*screen
,
211 struct softpipe_context
*softpipe
= CALLOC_STRUCT(softpipe_context
);
217 softpipe
->use_sse
= !debug_get_bool_option( "GALLIUM_NOSSE", FALSE
);
219 softpipe
->use_sse
= FALSE
;
222 softpipe
->dump_fs
= debug_get_bool_option( "GALLIUM_DUMP_FS", FALSE
);
223 softpipe
->dump_gs
= debug_get_bool_option( "SOFTPIPE_DUMP_GS", FALSE
);
225 softpipe
->pipe
.winsys
= NULL
;
226 softpipe
->pipe
.screen
= screen
;
227 softpipe
->pipe
.destroy
= softpipe_destroy
;
228 softpipe
->pipe
.priv
= priv
;
231 softpipe
->pipe
.create_blend_state
= softpipe_create_blend_state
;
232 softpipe
->pipe
.bind_blend_state
= softpipe_bind_blend_state
;
233 softpipe
->pipe
.delete_blend_state
= softpipe_delete_blend_state
;
235 softpipe
->pipe
.create_sampler_state
= softpipe_create_sampler_state
;
236 softpipe
->pipe
.bind_fragment_sampler_states
= softpipe_bind_sampler_states
;
237 softpipe
->pipe
.bind_vertex_sampler_states
= softpipe_bind_vertex_sampler_states
;
238 softpipe
->pipe
.bind_geometry_sampler_states
= softpipe_bind_geometry_sampler_states
;
239 softpipe
->pipe
.delete_sampler_state
= softpipe_delete_sampler_state
;
241 softpipe
->pipe
.create_depth_stencil_alpha_state
= softpipe_create_depth_stencil_state
;
242 softpipe
->pipe
.bind_depth_stencil_alpha_state
= softpipe_bind_depth_stencil_state
;
243 softpipe
->pipe
.delete_depth_stencil_alpha_state
= softpipe_delete_depth_stencil_state
;
245 softpipe
->pipe
.create_rasterizer_state
= softpipe_create_rasterizer_state
;
246 softpipe
->pipe
.bind_rasterizer_state
= softpipe_bind_rasterizer_state
;
247 softpipe
->pipe
.delete_rasterizer_state
= softpipe_delete_rasterizer_state
;
249 softpipe
->pipe
.create_fs_state
= softpipe_create_fs_state
;
250 softpipe
->pipe
.bind_fs_state
= softpipe_bind_fs_state
;
251 softpipe
->pipe
.delete_fs_state
= softpipe_delete_fs_state
;
253 softpipe
->pipe
.create_vs_state
= softpipe_create_vs_state
;
254 softpipe
->pipe
.bind_vs_state
= softpipe_bind_vs_state
;
255 softpipe
->pipe
.delete_vs_state
= softpipe_delete_vs_state
;
257 softpipe
->pipe
.create_gs_state
= softpipe_create_gs_state
;
258 softpipe
->pipe
.bind_gs_state
= softpipe_bind_gs_state
;
259 softpipe
->pipe
.delete_gs_state
= softpipe_delete_gs_state
;
261 softpipe
->pipe
.create_vertex_elements_state
= softpipe_create_vertex_elements_state
;
262 softpipe
->pipe
.bind_vertex_elements_state
= softpipe_bind_vertex_elements_state
;
263 softpipe
->pipe
.delete_vertex_elements_state
= softpipe_delete_vertex_elements_state
;
265 softpipe
->pipe
.create_stream_output_state
= softpipe_create_stream_output_state
;
266 softpipe
->pipe
.bind_stream_output_state
= softpipe_bind_stream_output_state
;
267 softpipe
->pipe
.delete_stream_output_state
= softpipe_delete_stream_output_state
;
269 softpipe
->pipe
.set_blend_color
= softpipe_set_blend_color
;
270 softpipe
->pipe
.set_stencil_ref
= softpipe_set_stencil_ref
;
271 softpipe
->pipe
.set_clip_state
= softpipe_set_clip_state
;
272 softpipe
->pipe
.set_sample_mask
= softpipe_set_sample_mask
;
273 softpipe
->pipe
.set_constant_buffer
= softpipe_set_constant_buffer
;
274 softpipe
->pipe
.set_framebuffer_state
= softpipe_set_framebuffer_state
;
275 softpipe
->pipe
.set_polygon_stipple
= softpipe_set_polygon_stipple
;
276 softpipe
->pipe
.set_scissor_state
= softpipe_set_scissor_state
;
277 softpipe
->pipe
.set_fragment_sampler_views
= softpipe_set_sampler_views
;
278 softpipe
->pipe
.set_vertex_sampler_views
= softpipe_set_vertex_sampler_views
;
279 softpipe
->pipe
.set_geometry_sampler_views
= softpipe_set_geometry_sampler_views
;
280 softpipe
->pipe
.create_sampler_view
= softpipe_create_sampler_view
;
281 softpipe
->pipe
.sampler_view_destroy
= softpipe_sampler_view_destroy
;
282 softpipe
->pipe
.set_viewport_state
= softpipe_set_viewport_state
;
283 softpipe
->pipe
.set_stream_output_buffers
= softpipe_set_stream_output_buffers
;
284 softpipe
->pipe
.set_vertex_buffers
= softpipe_set_vertex_buffers
;
286 softpipe
->pipe
.draw_arrays
= softpipe_draw_arrays
;
287 softpipe
->pipe
.draw_elements
= softpipe_draw_elements
;
288 softpipe
->pipe
.draw_range_elements
= softpipe_draw_range_elements
;
289 softpipe
->pipe
.draw_arrays_instanced
= softpipe_draw_arrays_instanced
;
290 softpipe
->pipe
.draw_elements_instanced
= softpipe_draw_elements_instanced
;
291 softpipe
->pipe
.draw_stream_output
= softpipe_draw_stream_output
;
293 softpipe
->pipe
.clear
= softpipe_clear
;
294 softpipe
->pipe
.flush
= softpipe_flush
;
296 softpipe
->pipe
.is_resource_referenced
= softpipe_is_resource_referenced
;
298 softpipe_init_query_funcs( softpipe
);
299 softpipe_init_texture_funcs( &softpipe
->pipe
);
301 softpipe
->pipe
.render_condition
= softpipe_render_condition
;
304 * Alloc caches for accessing drawing surfaces and textures.
305 * Must be before quad stage setup!
307 for (i
= 0; i
< PIPE_MAX_COLOR_BUFS
; i
++)
308 softpipe
->cbuf_cache
[i
] = sp_create_tile_cache( &softpipe
->pipe
);
309 softpipe
->zsbuf_cache
= sp_create_tile_cache( &softpipe
->pipe
);
311 for (i
= 0; i
< PIPE_MAX_SAMPLERS
; i
++)
312 softpipe
->tex_cache
[i
] = sp_create_tex_tile_cache( &softpipe
->pipe
);
313 for (i
= 0; i
< PIPE_MAX_VERTEX_SAMPLERS
; i
++) {
314 softpipe
->vertex_tex_cache
[i
] = sp_create_tex_tile_cache( &softpipe
->pipe
);
316 for (i
= 0; i
< PIPE_MAX_GEOMETRY_SAMPLERS
; i
++) {
317 softpipe
->geometry_tex_cache
[i
] = sp_create_tex_tile_cache( &softpipe
->pipe
);
320 softpipe
->fs_machine
= tgsi_exec_machine_create();
322 /* setup quad rendering stages */
323 softpipe
->quad
.shade
= sp_quad_shade_stage(softpipe
);
324 softpipe
->quad
.depth_test
= sp_quad_depth_test_stage(softpipe
);
325 softpipe
->quad
.blend
= sp_quad_blend_stage(softpipe
);
326 softpipe
->quad
.pstipple
= sp_quad_polygon_stipple_stage(softpipe
);
330 * Create drawing context and plug our rendering stage into it.
332 softpipe
->draw
= draw_create(&softpipe
->pipe
);
336 draw_texture_samplers(softpipe
->draw
,
338 PIPE_MAX_VERTEX_SAMPLERS
,
339 (struct tgsi_sampler
**)
340 softpipe
->tgsi
.vert_samplers_list
);
342 draw_texture_samplers(softpipe
->draw
,
343 PIPE_SHADER_GEOMETRY
,
344 PIPE_MAX_GEOMETRY_SAMPLERS
,
345 (struct tgsi_sampler
**)
346 softpipe
->tgsi
.geom_samplers_list
);
348 if (debug_get_bool_option( "SP_NO_RAST", FALSE
))
349 softpipe
->no_rast
= TRUE
;
351 softpipe
->vbuf_backend
= sp_create_vbuf_backend(softpipe
);
352 if (!softpipe
->vbuf_backend
)
355 softpipe
->vbuf
= draw_vbuf_stage(softpipe
->draw
, softpipe
->vbuf_backend
);
359 draw_set_rasterize_stage(softpipe
->draw
, softpipe
->vbuf
);
360 draw_set_render(softpipe
->draw
, softpipe
->vbuf_backend
);
363 /* plug in AA line/point stages */
364 draw_install_aaline_stage(softpipe
->draw
, &softpipe
->pipe
);
365 draw_install_aapoint_stage(softpipe
->draw
, &softpipe
->pipe
);
367 /* Do polygon stipple w/ texture map + frag prog? */
368 #if DO_PSTIPPLE_IN_DRAW_MODULE
369 draw_install_pstipple_stage(softpipe
->draw
, &softpipe
->pipe
);
372 draw_wide_point_sprites(softpipe
->draw
, TRUE
);
374 sp_init_surface_functions(softpipe
);
376 return &softpipe
->pipe
;
379 softpipe_destroy(&softpipe
->pipe
);