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 "pipe/p_defines.h"
35 #include "pipe/p_inlines.h"
36 #include "util/u_math.h"
37 #include "util/u_memory.h"
39 #include "sp_context.h"
41 #include "sp_prim_setup.h"
42 #include "sp_prim_vbuf.h"
44 #include "sp_surface.h"
45 #include "sp_tile_cache.h"
46 #include "sp_texture.h"
47 #include "sp_winsys.h"
53 * Map any drawing surfaces which aren't already mapped
56 softpipe_map_surfaces(struct softpipe_context
*sp
)
60 for (i
= 0; i
< sp
->framebuffer
.num_cbufs
; i
++) {
61 sp_tile_cache_map_surfaces(sp
->cbuf_cache
[i
]);
64 sp_tile_cache_map_surfaces(sp
->zsbuf_cache
);
69 * Unmap any mapped drawing surfaces
72 softpipe_unmap_surfaces(struct softpipe_context
*sp
)
76 for (i
= 0; i
< sp
->framebuffer
.num_cbufs
; i
++)
77 sp_flush_tile_cache(sp
, sp
->cbuf_cache
[i
]);
78 sp_flush_tile_cache(sp
, sp
->zsbuf_cache
);
80 for (i
= 0; i
< sp
->framebuffer
.num_cbufs
; i
++) {
81 sp_tile_cache_unmap_surfaces(sp
->cbuf_cache
[i
]);
83 sp_tile_cache_unmap_surfaces(sp
->zsbuf_cache
);
87 static void softpipe_destroy( struct pipe_context
*pipe
)
89 struct softpipe_context
*softpipe
= softpipe_context( pipe
);
90 struct pipe_winsys
*ws
= pipe
->winsys
;
94 draw_destroy( softpipe
->draw
);
96 for (i
= 0; i
< SP_NUM_QUAD_THREADS
; i
++) {
97 softpipe
->quad
[i
].polygon_stipple
->destroy( softpipe
->quad
[i
].polygon_stipple
);
98 softpipe
->quad
[i
].earlyz
->destroy( softpipe
->quad
[i
].earlyz
);
99 softpipe
->quad
[i
].shade
->destroy( softpipe
->quad
[i
].shade
);
100 softpipe
->quad
[i
].alpha_test
->destroy( softpipe
->quad
[i
].alpha_test
);
101 softpipe
->quad
[i
].depth_test
->destroy( softpipe
->quad
[i
].depth_test
);
102 softpipe
->quad
[i
].stencil_test
->destroy( softpipe
->quad
[i
].stencil_test
);
103 softpipe
->quad
[i
].occlusion
->destroy( softpipe
->quad
[i
].occlusion
);
104 softpipe
->quad
[i
].coverage
->destroy( softpipe
->quad
[i
].coverage
);
105 softpipe
->quad
[i
].blend
->destroy( softpipe
->quad
[i
].blend
);
106 softpipe
->quad
[i
].colormask
->destroy( softpipe
->quad
[i
].colormask
);
107 softpipe
->quad
[i
].output
->destroy( softpipe
->quad
[i
].output
);
110 for (i
= 0; i
< PIPE_MAX_COLOR_BUFS
; i
++)
111 sp_destroy_tile_cache(softpipe
->cbuf_cache
[i
]);
112 sp_destroy_tile_cache(softpipe
->zsbuf_cache
);
114 for (i
= 0; i
< PIPE_MAX_SAMPLERS
; i
++)
115 sp_destroy_tile_cache(softpipe
->tex_cache
[i
]);
117 for (i
= 0; i
< Elements(softpipe
->constants
); i
++) {
118 if (softpipe
->constants
[i
].buffer
) {
119 winsys_buffer_reference(ws
, &softpipe
->constants
[i
].buffer
, NULL
);
127 struct pipe_context
*
128 softpipe_create( struct pipe_screen
*screen
,
129 struct pipe_winsys
*pipe_winsys
,
132 struct softpipe_context
*softpipe
= CALLOC_STRUCT(softpipe_context
);
138 softpipe
->use_sse
= !debug_get_bool_option( "GALLIUM_NOSSE", FALSE
);
140 softpipe
->use_sse
= FALSE
;
143 softpipe
->dump_fs
= debug_get_bool_option( "GALLIUM_DUMP_FS", FALSE
);
145 softpipe
->pipe
.winsys
= pipe_winsys
;
146 softpipe
->pipe
.screen
= screen
;
147 softpipe
->pipe
.destroy
= softpipe_destroy
;
150 softpipe
->pipe
.create_blend_state
= softpipe_create_blend_state
;
151 softpipe
->pipe
.bind_blend_state
= softpipe_bind_blend_state
;
152 softpipe
->pipe
.delete_blend_state
= softpipe_delete_blend_state
;
154 softpipe
->pipe
.create_sampler_state
= softpipe_create_sampler_state
;
155 softpipe
->pipe
.bind_sampler_states
= softpipe_bind_sampler_states
;
156 softpipe
->pipe
.delete_sampler_state
= softpipe_delete_sampler_state
;
158 softpipe
->pipe
.create_depth_stencil_alpha_state
= softpipe_create_depth_stencil_state
;
159 softpipe
->pipe
.bind_depth_stencil_alpha_state
= softpipe_bind_depth_stencil_state
;
160 softpipe
->pipe
.delete_depth_stencil_alpha_state
= softpipe_delete_depth_stencil_state
;
162 softpipe
->pipe
.create_rasterizer_state
= softpipe_create_rasterizer_state
;
163 softpipe
->pipe
.bind_rasterizer_state
= softpipe_bind_rasterizer_state
;
164 softpipe
->pipe
.delete_rasterizer_state
= softpipe_delete_rasterizer_state
;
166 softpipe
->pipe
.create_fs_state
= softpipe_create_fs_state
;
167 softpipe
->pipe
.bind_fs_state
= softpipe_bind_fs_state
;
168 softpipe
->pipe
.delete_fs_state
= softpipe_delete_fs_state
;
170 softpipe
->pipe
.create_vs_state
= softpipe_create_vs_state
;
171 softpipe
->pipe
.bind_vs_state
= softpipe_bind_vs_state
;
172 softpipe
->pipe
.delete_vs_state
= softpipe_delete_vs_state
;
174 softpipe
->pipe
.set_blend_color
= softpipe_set_blend_color
;
175 softpipe
->pipe
.set_clip_state
= softpipe_set_clip_state
;
176 softpipe
->pipe
.set_constant_buffer
= softpipe_set_constant_buffer
;
177 softpipe
->pipe
.set_framebuffer_state
= softpipe_set_framebuffer_state
;
178 softpipe
->pipe
.set_polygon_stipple
= softpipe_set_polygon_stipple
;
179 softpipe
->pipe
.set_scissor_state
= softpipe_set_scissor_state
;
180 softpipe
->pipe
.set_sampler_textures
= softpipe_set_sampler_textures
;
181 softpipe
->pipe
.set_viewport_state
= softpipe_set_viewport_state
;
183 softpipe
->pipe
.set_vertex_buffers
= softpipe_set_vertex_buffers
;
184 softpipe
->pipe
.set_vertex_elements
= softpipe_set_vertex_elements
;
186 softpipe
->pipe
.draw_arrays
= softpipe_draw_arrays
;
187 softpipe
->pipe
.draw_elements
= softpipe_draw_elements
;
188 softpipe
->pipe
.draw_range_elements
= softpipe_draw_range_elements
;
189 softpipe
->pipe
.set_edgeflags
= softpipe_set_edgeflags
;
192 softpipe
->pipe
.clear
= softpipe_clear
;
193 softpipe
->pipe
.flush
= softpipe_flush
;
195 softpipe_init_query_funcs( softpipe
);
196 softpipe_init_texture_funcs( softpipe
);
199 * Alloc caches for accessing drawing surfaces and textures.
200 * Must be before quad stage setup!
202 for (i
= 0; i
< PIPE_MAX_COLOR_BUFS
; i
++)
203 softpipe
->cbuf_cache
[i
] = sp_create_tile_cache( screen
);
204 softpipe
->zsbuf_cache
= sp_create_tile_cache( screen
);
206 for (i
= 0; i
< PIPE_MAX_SAMPLERS
; i
++)
207 softpipe
->tex_cache
[i
] = sp_create_tile_cache( screen
);
210 /* setup quad rendering stages */
211 for (i
= 0; i
< SP_NUM_QUAD_THREADS
; i
++) {
212 softpipe
->quad
[i
].polygon_stipple
= sp_quad_polygon_stipple_stage(softpipe
);
213 softpipe
->quad
[i
].earlyz
= sp_quad_earlyz_stage(softpipe
);
214 softpipe
->quad
[i
].shade
= sp_quad_shade_stage(softpipe
);
215 softpipe
->quad
[i
].alpha_test
= sp_quad_alpha_test_stage(softpipe
);
216 softpipe
->quad
[i
].depth_test
= sp_quad_depth_test_stage(softpipe
);
217 softpipe
->quad
[i
].stencil_test
= sp_quad_stencil_test_stage(softpipe
);
218 softpipe
->quad
[i
].occlusion
= sp_quad_occlusion_stage(softpipe
);
219 softpipe
->quad
[i
].coverage
= sp_quad_coverage_stage(softpipe
);
220 softpipe
->quad
[i
].blend
= sp_quad_blend_stage(softpipe
);
221 softpipe
->quad
[i
].colormask
= sp_quad_colormask_stage(softpipe
);
222 softpipe
->quad
[i
].output
= sp_quad_output_stage(softpipe
);
225 /* vertex shader samplers */
226 for (i
= 0; i
< PIPE_MAX_SAMPLERS
; i
++) {
227 softpipe
->tgsi
.vert_samplers
[i
].base
.get_samples
= sp_get_samples_vertex
;
228 softpipe
->tgsi
.vert_samplers
[i
].unit
= i
;
229 softpipe
->tgsi
.vert_samplers
[i
].sp
= softpipe
;
230 softpipe
->tgsi
.vert_samplers
[i
].cache
= softpipe
->tex_cache
[i
];
231 softpipe
->tgsi
.vert_samplers_list
[i
] = &softpipe
->tgsi
.vert_samplers
[i
];
234 /* fragment shader samplers */
235 for (i
= 0; i
< PIPE_MAX_SAMPLERS
; i
++) {
236 softpipe
->tgsi
.frag_samplers
[i
].base
.get_samples
= sp_get_samples_fragment
;
237 softpipe
->tgsi
.frag_samplers
[i
].unit
= i
;
238 softpipe
->tgsi
.frag_samplers
[i
].sp
= softpipe
;
239 softpipe
->tgsi
.frag_samplers
[i
].cache
= softpipe
->tex_cache
[i
];
240 softpipe
->tgsi
.frag_samplers_list
[i
] = &softpipe
->tgsi
.frag_samplers
[i
];
244 * Create drawing context and plug our rendering stage into it.
246 softpipe
->draw
= draw_create();
250 draw_texture_samplers(softpipe
->draw
,
252 (struct tgsi_sampler
**)
253 softpipe
->tgsi
.vert_samplers_list
);
255 softpipe
->setup
= sp_draw_render_stage(softpipe
);
256 if (!softpipe
->setup
)
259 if (debug_get_bool_option( "SP_NO_RAST", FALSE
))
260 softpipe
->no_rast
= TRUE
;
262 if (debug_get_bool_option( "SP_NO_VBUF", FALSE
)) {
263 /* Deprecated path -- vbuf is the intended interface to the draw module:
265 draw_set_rasterize_stage(softpipe
->draw
, softpipe
->setup
);
268 sp_init_vbuf(softpipe
);
271 /* plug in AA line/point stages */
272 draw_install_aaline_stage(softpipe
->draw
, &softpipe
->pipe
);
273 draw_install_aapoint_stage(softpipe
->draw
, &softpipe
->pipe
);
275 #if USE_DRAW_STAGE_PSTIPPLE
276 /* Do polygon stipple w/ texture map + frag prog? */
277 draw_install_pstipple_stage(softpipe
->draw
, &softpipe
->pipe
);
280 sp_init_surface_functions(softpipe
);
282 return &softpipe
->pipe
;
285 softpipe_destroy(&softpipe
->pipe
);