1 /**************************************************************************
3 * Copyright 2007 VMware, Inc.
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 VMWARE 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 <keithw@vmware.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_pstipple.h"
39 #include "util/u_inlines.h"
40 #include "tgsi/tgsi_exec.h"
41 #include "sp_buffer.h"
43 #include "sp_context.h"
45 #include "sp_prim_vbuf.h"
47 #include "sp_surface.h"
48 #include "sp_tile_cache.h"
49 #include "sp_tex_tile_cache.h"
50 #include "sp_texture.h"
52 #include "sp_screen.h"
53 #include "sp_tex_sample.h"
57 softpipe_destroy( struct pipe_context
*pipe
)
59 struct softpipe_context
*softpipe
= softpipe_context( pipe
);
62 #if DO_PSTIPPLE_IN_HELPER_MODULE
63 if (softpipe
->pstipple
.sampler
)
64 pipe
->delete_sampler_state(pipe
, softpipe
->pstipple
.sampler
);
66 pipe_resource_reference(&softpipe
->pstipple
.texture
, NULL
);
67 pipe_sampler_view_reference(&softpipe
->pstipple
.sampler_view
, NULL
);
70 if (softpipe
->blitter
) {
71 util_blitter_destroy(softpipe
->blitter
);
75 draw_destroy( softpipe
->draw
);
77 if (softpipe
->quad
.shade
)
78 softpipe
->quad
.shade
->destroy( softpipe
->quad
.shade
);
80 if (softpipe
->quad
.depth_test
)
81 softpipe
->quad
.depth_test
->destroy( softpipe
->quad
.depth_test
);
83 if (softpipe
->quad
.blend
)
84 softpipe
->quad
.blend
->destroy( softpipe
->quad
.blend
);
86 if (softpipe
->quad
.pstipple
)
87 softpipe
->quad
.pstipple
->destroy( softpipe
->quad
.pstipple
);
89 for (i
= 0; i
< PIPE_MAX_COLOR_BUFS
; i
++) {
90 sp_destroy_tile_cache(softpipe
->cbuf_cache
[i
]);
91 pipe_surface_reference(&softpipe
->framebuffer
.cbufs
[i
], NULL
);
94 sp_destroy_tile_cache(softpipe
->zsbuf_cache
);
95 pipe_surface_reference(&softpipe
->framebuffer
.zsbuf
, NULL
);
97 for (sh
= 0; sh
< ARRAY_SIZE(softpipe
->tex_cache
); sh
++) {
98 for (i
= 0; i
< ARRAY_SIZE(softpipe
->tex_cache
[0]); i
++) {
99 sp_destroy_tex_tile_cache(softpipe
->tex_cache
[sh
][i
]);
100 pipe_sampler_view_reference(&softpipe
->sampler_views
[sh
][i
], NULL
);
104 for (sh
= 0; sh
< ARRAY_SIZE(softpipe
->constants
); sh
++) {
105 for (i
= 0; i
< ARRAY_SIZE(softpipe
->constants
[0]); i
++) {
106 if (softpipe
->constants
[sh
][i
]) {
107 pipe_resource_reference(&softpipe
->constants
[sh
][i
], NULL
);
112 for (i
= 0; i
< softpipe
->num_vertex_buffers
; i
++) {
113 pipe_resource_reference(&softpipe
->vertex_buffer
[i
].buffer
, NULL
);
116 tgsi_exec_machine_destroy(softpipe
->fs_machine
);
118 for (i
= 0; i
< PIPE_SHADER_TYPES
; i
++) {
119 FREE(softpipe
->tgsi
.sampler
[i
]);
120 FREE(softpipe
->tgsi
.image
[i
]);
121 FREE(softpipe
->tgsi
.buffer
[i
]);
129 * if (the texture is being used as a framebuffer surface)
130 * return SP_REFERENCED_FOR_WRITE
131 * else if (the texture is a bound texture source)
132 * return SP_REFERENCED_FOR_READ
134 * return SP_UNREFERENCED
137 softpipe_is_resource_referenced( struct pipe_context
*pipe
,
138 struct pipe_resource
*texture
,
139 unsigned level
, int layer
)
141 struct softpipe_context
*softpipe
= softpipe_context( pipe
);
144 if (texture
->target
== PIPE_BUFFER
)
145 return SP_UNREFERENCED
;
147 /* check if any of the bound drawing surfaces are this texture */
148 if (softpipe
->dirty_render_cache
) {
149 for (i
= 0; i
< softpipe
->framebuffer
.nr_cbufs
; i
++) {
150 if (softpipe
->framebuffer
.cbufs
[i
] &&
151 softpipe
->framebuffer
.cbufs
[i
]->texture
== texture
) {
152 return SP_REFERENCED_FOR_WRITE
;
155 if (softpipe
->framebuffer
.zsbuf
&&
156 softpipe
->framebuffer
.zsbuf
->texture
== texture
) {
157 return SP_REFERENCED_FOR_WRITE
;
161 /* check if any of the tex_cache textures are this texture */
162 for (sh
= 0; sh
< ARRAY_SIZE(softpipe
->tex_cache
); sh
++) {
163 for (i
= 0; i
< ARRAY_SIZE(softpipe
->tex_cache
[0]); i
++) {
164 if (softpipe
->tex_cache
[sh
][i
] &&
165 softpipe
->tex_cache
[sh
][i
]->texture
== texture
)
166 return SP_REFERENCED_FOR_READ
;
170 return SP_UNREFERENCED
;
177 softpipe_render_condition( struct pipe_context
*pipe
,
178 struct pipe_query
*query
,
182 struct softpipe_context
*softpipe
= softpipe_context( pipe
);
184 softpipe
->render_cond_query
= query
;
185 softpipe
->render_cond_mode
= mode
;
186 softpipe
->render_cond_cond
= condition
;
191 struct pipe_context
*
192 softpipe_create_context(struct pipe_screen
*screen
,
193 void *priv
, unsigned flags
)
195 struct softpipe_screen
*sp_screen
= softpipe_screen(screen
);
196 struct softpipe_context
*softpipe
= CALLOC_STRUCT(softpipe_context
);
201 for (i
= 0; i
< PIPE_SHADER_TYPES
; i
++) {
202 softpipe
->tgsi
.sampler
[i
] = sp_create_tgsi_sampler();
205 for (i
= 0; i
< PIPE_SHADER_TYPES
; i
++) {
206 softpipe
->tgsi
.image
[i
] = sp_create_tgsi_image();
209 for (i
= 0; i
< PIPE_SHADER_TYPES
; i
++) {
210 softpipe
->tgsi
.buffer
[i
] = sp_create_tgsi_buffer();
213 softpipe
->dump_fs
= debug_get_bool_option( "SOFTPIPE_DUMP_FS", FALSE
);
214 softpipe
->dump_gs
= debug_get_bool_option( "SOFTPIPE_DUMP_GS", FALSE
);
215 softpipe
->dump_cs
= debug_get_bool_option( "SOFTPIPE_DUMP_CS", FALSE
);
217 softpipe
->pipe
.screen
= screen
;
218 softpipe
->pipe
.destroy
= softpipe_destroy
;
219 softpipe
->pipe
.priv
= priv
;
222 softpipe_init_blend_funcs(&softpipe
->pipe
);
223 softpipe_init_clip_funcs(&softpipe
->pipe
);
224 softpipe_init_query_funcs( softpipe
);
225 softpipe_init_rasterizer_funcs(&softpipe
->pipe
);
226 softpipe_init_sampler_funcs(&softpipe
->pipe
);
227 softpipe_init_shader_funcs(&softpipe
->pipe
);
228 softpipe_init_streamout_funcs(&softpipe
->pipe
);
229 softpipe_init_texture_funcs( &softpipe
->pipe
);
230 softpipe_init_vertex_funcs(&softpipe
->pipe
);
231 softpipe_init_image_funcs(&softpipe
->pipe
);
233 softpipe
->pipe
.set_framebuffer_state
= softpipe_set_framebuffer_state
;
235 softpipe
->pipe
.draw_vbo
= softpipe_draw_vbo
;
237 softpipe
->pipe
.launch_grid
= softpipe_launch_grid
;
239 softpipe
->pipe
.clear
= softpipe_clear
;
240 softpipe
->pipe
.flush
= softpipe_flush_wrapped
;
241 softpipe
->pipe
.texture_barrier
= softpipe_texture_barrier
;
242 softpipe
->pipe
.memory_barrier
= softpipe_memory_barrier
;
243 softpipe
->pipe
.render_condition
= softpipe_render_condition
;
246 * Alloc caches for accessing drawing surfaces and textures.
247 * Must be before quad stage setup!
249 for (i
= 0; i
< PIPE_MAX_COLOR_BUFS
; i
++)
250 softpipe
->cbuf_cache
[i
] = sp_create_tile_cache( &softpipe
->pipe
);
251 softpipe
->zsbuf_cache
= sp_create_tile_cache( &softpipe
->pipe
);
253 /* Allocate texture caches */
254 for (sh
= 0; sh
< ARRAY_SIZE(softpipe
->tex_cache
); sh
++) {
255 for (i
= 0; i
< ARRAY_SIZE(softpipe
->tex_cache
[0]); i
++) {
256 softpipe
->tex_cache
[sh
][i
] = sp_create_tex_tile_cache(&softpipe
->pipe
);
257 if (!softpipe
->tex_cache
[sh
][i
])
262 softpipe
->fs_machine
= tgsi_exec_machine_create(PIPE_SHADER_FRAGMENT
);
264 /* setup quad rendering stages */
265 softpipe
->quad
.shade
= sp_quad_shade_stage(softpipe
);
266 softpipe
->quad
.depth_test
= sp_quad_depth_test_stage(softpipe
);
267 softpipe
->quad
.blend
= sp_quad_blend_stage(softpipe
);
268 softpipe
->quad
.pstipple
= sp_quad_polygon_stipple_stage(softpipe
);
272 * Create drawing context and plug our rendering stage into it.
274 if (sp_screen
->use_llvm
)
275 softpipe
->draw
= draw_create(&softpipe
->pipe
);
277 softpipe
->draw
= draw_create_no_llvm(&softpipe
->pipe
);
281 draw_texture_sampler(softpipe
->draw
,
283 (struct tgsi_sampler
*)
284 softpipe
->tgsi
.sampler
[PIPE_SHADER_VERTEX
]);
286 draw_texture_sampler(softpipe
->draw
,
287 PIPE_SHADER_GEOMETRY
,
288 (struct tgsi_sampler
*)
289 softpipe
->tgsi
.sampler
[PIPE_SHADER_GEOMETRY
]);
291 draw_image(softpipe
->draw
,
293 (struct tgsi_image
*)
294 softpipe
->tgsi
.image
[PIPE_SHADER_VERTEX
]);
296 draw_image(softpipe
->draw
,
297 PIPE_SHADER_GEOMETRY
,
298 (struct tgsi_image
*)
299 softpipe
->tgsi
.image
[PIPE_SHADER_GEOMETRY
]);
301 draw_buffer(softpipe
->draw
,
303 (struct tgsi_buffer
*)
304 softpipe
->tgsi
.buffer
[PIPE_SHADER_VERTEX
]);
306 draw_buffer(softpipe
->draw
,
307 PIPE_SHADER_GEOMETRY
,
308 (struct tgsi_buffer
*)
309 softpipe
->tgsi
.buffer
[PIPE_SHADER_GEOMETRY
]);
311 if (debug_get_bool_option( "SOFTPIPE_NO_RAST", FALSE
))
312 softpipe
->no_rast
= TRUE
;
314 softpipe
->vbuf_backend
= sp_create_vbuf_backend(softpipe
);
315 if (!softpipe
->vbuf_backend
)
318 softpipe
->vbuf
= draw_vbuf_stage(softpipe
->draw
, softpipe
->vbuf_backend
);
322 draw_set_rasterize_stage(softpipe
->draw
, softpipe
->vbuf
);
323 draw_set_render(softpipe
->draw
, softpipe
->vbuf_backend
);
325 softpipe
->blitter
= util_blitter_create(&softpipe
->pipe
);
326 if (!softpipe
->blitter
) {
330 /* must be done before installing Draw stages */
331 util_blitter_cache_all_shaders(softpipe
->blitter
);
333 /* plug in AA line/point stages */
334 draw_install_aaline_stage(softpipe
->draw
, &softpipe
->pipe
);
335 draw_install_aapoint_stage(softpipe
->draw
, &softpipe
->pipe
);
337 /* Do polygon stipple w/ texture map + frag prog? */
338 #if DO_PSTIPPLE_IN_DRAW_MODULE
339 draw_install_pstipple_stage(softpipe
->draw
, &softpipe
->pipe
);
342 draw_wide_point_sprites(softpipe
->draw
, TRUE
);
344 sp_init_surface_functions(softpipe
);
346 #if DO_PSTIPPLE_IN_HELPER_MODULE
347 /* create the polgon stipple sampler */
348 softpipe
->pstipple
.sampler
= util_pstipple_create_sampler(&softpipe
->pipe
);
351 return &softpipe
->pipe
;
354 softpipe_destroy(&softpipe
->pipe
);