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 **************************************************************************/
29 * Keith Whitwell <keith@tungstengraphics.com>
32 #include "draw/draw_context.h"
33 #include "pipe/p_defines.h"
34 #include "pipe/p_inlines.h"
35 #include "pipe/p_util.h"
37 #include "sp_context.h"
39 #include "sp_prim_setup.h"
40 #include "sp_prim_vbuf.h"
42 #include "sp_surface.h"
43 #include "sp_tile_cache.h"
44 #include "sp_texture.h"
45 #include "sp_winsys.h"
51 * Map any drawing surfaces which aren't already mapped
54 softpipe_map_surfaces(struct softpipe_context
*sp
)
58 for (i
= 0; i
< sp
->framebuffer
.num_cbufs
; i
++) {
59 sp_tile_cache_map_surfaces(sp
->cbuf_cache
[i
]);
62 sp_tile_cache_map_surfaces(sp
->zsbuf_cache
);
67 * Unmap any mapped drawing surfaces
70 softpipe_unmap_surfaces(struct softpipe_context
*sp
)
74 for (i
= 0; i
< sp
->framebuffer
.num_cbufs
; i
++)
75 sp_flush_tile_cache(sp
, sp
->cbuf_cache
[i
]);
76 sp_flush_tile_cache(sp
, sp
->zsbuf_cache
);
78 for (i
= 0; i
< sp
->framebuffer
.num_cbufs
; i
++) {
79 sp_tile_cache_unmap_surfaces(sp
->cbuf_cache
[i
]);
81 sp_tile_cache_unmap_surfaces(sp
->zsbuf_cache
);
85 static void softpipe_destroy( struct pipe_context
*pipe
)
87 struct softpipe_context
*softpipe
= softpipe_context( pipe
);
88 struct pipe_winsys
*ws
= pipe
->winsys
;
91 draw_destroy( softpipe
->draw
);
93 softpipe
->quad
.polygon_stipple
->destroy( softpipe
->quad
.polygon_stipple
);
94 softpipe
->quad
.earlyz
->destroy( softpipe
->quad
.earlyz
);
95 softpipe
->quad
.shade
->destroy( softpipe
->quad
.shade
);
96 softpipe
->quad
.alpha_test
->destroy( softpipe
->quad
.alpha_test
);
97 softpipe
->quad
.depth_test
->destroy( softpipe
->quad
.depth_test
);
98 softpipe
->quad
.stencil_test
->destroy( softpipe
->quad
.stencil_test
);
99 softpipe
->quad
.occlusion
->destroy( softpipe
->quad
.occlusion
);
100 softpipe
->quad
.coverage
->destroy( softpipe
->quad
.coverage
);
101 softpipe
->quad
.bufloop
->destroy( softpipe
->quad
.bufloop
);
102 softpipe
->quad
.blend
->destroy( softpipe
->quad
.blend
);
103 softpipe
->quad
.colormask
->destroy( softpipe
->quad
.colormask
);
104 softpipe
->quad
.output
->destroy( softpipe
->quad
.output
);
106 for (i
= 0; i
< PIPE_MAX_COLOR_BUFS
; i
++)
107 sp_destroy_tile_cache(softpipe
->cbuf_cache
[i
]);
108 sp_destroy_tile_cache(softpipe
->zsbuf_cache
);
110 for (i
= 0; i
< PIPE_MAX_SAMPLERS
; i
++)
111 sp_destroy_tile_cache(softpipe
->tex_cache
[i
]);
113 for (i
= 0; i
< Elements(softpipe
->constants
); i
++) {
114 if (softpipe
->constants
[i
].buffer
) {
115 pipe_buffer_reference(ws
, &softpipe
->constants
[i
].buffer
, NULL
);
123 struct pipe_context
*
124 softpipe_create( struct pipe_screen
*screen
,
125 struct pipe_winsys
*pipe_winsys
,
126 struct softpipe_winsys
*softpipe_winsys
)
128 struct softpipe_context
*softpipe
= CALLOC_STRUCT(softpipe_context
);
131 #if defined(__i386__) || defined(__386__)
132 softpipe
->use_sse
= GETENV( "GALLIUM_NOSSE" ) == NULL
;
134 softpipe
->use_sse
= FALSE
;
137 softpipe
->dump_fs
= GETENV( "GALLIUM_DUMP_FS" ) != NULL
;
139 softpipe
->pipe
.winsys
= pipe_winsys
;
140 softpipe
->pipe
.screen
= screen
;
141 softpipe
->pipe
.destroy
= softpipe_destroy
;
144 softpipe
->pipe
.create_blend_state
= softpipe_create_blend_state
;
145 softpipe
->pipe
.bind_blend_state
= softpipe_bind_blend_state
;
146 softpipe
->pipe
.delete_blend_state
= softpipe_delete_blend_state
;
148 softpipe
->pipe
.create_sampler_state
= softpipe_create_sampler_state
;
149 softpipe
->pipe
.bind_sampler_state
= softpipe_bind_sampler_state
;
150 softpipe
->pipe
.delete_sampler_state
= softpipe_delete_sampler_state
;
152 softpipe
->pipe
.create_depth_stencil_alpha_state
= softpipe_create_depth_stencil_state
;
153 softpipe
->pipe
.bind_depth_stencil_alpha_state
= softpipe_bind_depth_stencil_state
;
154 softpipe
->pipe
.delete_depth_stencil_alpha_state
= softpipe_delete_depth_stencil_state
;
156 softpipe
->pipe
.create_rasterizer_state
= softpipe_create_rasterizer_state
;
157 softpipe
->pipe
.bind_rasterizer_state
= softpipe_bind_rasterizer_state
;
158 softpipe
->pipe
.delete_rasterizer_state
= softpipe_delete_rasterizer_state
;
160 softpipe
->pipe
.create_fs_state
= softpipe_create_fs_state
;
161 softpipe
->pipe
.bind_fs_state
= softpipe_bind_fs_state
;
162 softpipe
->pipe
.delete_fs_state
= softpipe_delete_fs_state
;
164 softpipe
->pipe
.create_vs_state
= softpipe_create_vs_state
;
165 softpipe
->pipe
.bind_vs_state
= softpipe_bind_vs_state
;
166 softpipe
->pipe
.delete_vs_state
= softpipe_delete_vs_state
;
168 softpipe
->pipe
.set_blend_color
= softpipe_set_blend_color
;
169 softpipe
->pipe
.set_clip_state
= softpipe_set_clip_state
;
170 softpipe
->pipe
.set_constant_buffer
= softpipe_set_constant_buffer
;
171 softpipe
->pipe
.set_framebuffer_state
= softpipe_set_framebuffer_state
;
172 softpipe
->pipe
.set_polygon_stipple
= softpipe_set_polygon_stipple
;
173 softpipe
->pipe
.set_scissor_state
= softpipe_set_scissor_state
;
174 softpipe
->pipe
.set_sampler_texture
= softpipe_set_sampler_texture
;
175 softpipe
->pipe
.set_viewport_state
= softpipe_set_viewport_state
;
177 softpipe
->pipe
.set_vertex_buffer
= softpipe_set_vertex_buffer
;
178 softpipe
->pipe
.set_vertex_element
= softpipe_set_vertex_element
;
180 softpipe
->pipe
.draw_arrays
= softpipe_draw_arrays
;
181 softpipe
->pipe
.draw_elements
= softpipe_draw_elements
;
183 softpipe
->pipe
.clear
= softpipe_clear
;
184 softpipe
->pipe
.flush
= softpipe_flush
;
186 softpipe_init_query_funcs( softpipe
);
187 softpipe_init_texture_funcs( softpipe
);
190 * Alloc caches for accessing drawing surfaces and textures.
191 * Must be before quad stage setup!
193 for (i
= 0; i
< PIPE_MAX_COLOR_BUFS
; i
++)
194 softpipe
->cbuf_cache
[i
] = sp_create_tile_cache();
195 softpipe
->zsbuf_cache
= sp_create_tile_cache();
197 for (i
= 0; i
< PIPE_MAX_SAMPLERS
; i
++)
198 softpipe
->tex_cache
[i
] = sp_create_tile_cache();
201 /* setup quad rendering stages */
202 softpipe
->quad
.polygon_stipple
= sp_quad_polygon_stipple_stage(softpipe
);
203 softpipe
->quad
.earlyz
= sp_quad_earlyz_stage(softpipe
);
204 softpipe
->quad
.shade
= sp_quad_shade_stage(softpipe
);
205 softpipe
->quad
.alpha_test
= sp_quad_alpha_test_stage(softpipe
);
206 softpipe
->quad
.depth_test
= sp_quad_depth_test_stage(softpipe
);
207 softpipe
->quad
.stencil_test
= sp_quad_stencil_test_stage(softpipe
);
208 softpipe
->quad
.occlusion
= sp_quad_occlusion_stage(softpipe
);
209 softpipe
->quad
.coverage
= sp_quad_coverage_stage(softpipe
);
210 softpipe
->quad
.bufloop
= sp_quad_bufloop_stage(softpipe
);
211 softpipe
->quad
.blend
= sp_quad_blend_stage(softpipe
);
212 softpipe
->quad
.colormask
= sp_quad_colormask_stage(softpipe
);
213 softpipe
->quad
.output
= sp_quad_output_stage(softpipe
);
215 softpipe
->winsys
= softpipe_winsys
;
218 * Create drawing context and plug our rendering stage into it.
220 softpipe
->draw
= draw_create();
221 assert(softpipe
->draw
);
222 softpipe
->setup
= sp_draw_render_stage(softpipe
);
224 if (GETENV( "SP_VBUF" ) != NULL
) {
225 sp_init_vbuf(softpipe
);
228 draw_set_rasterize_stage(softpipe
->draw
, softpipe
->setup
);
231 /* plug in AA line/point stages */
232 draw_install_aaline_stage(softpipe
->draw
, &softpipe
->pipe
);
233 draw_install_aapoint_stage(softpipe
->draw
, &softpipe
->pipe
);
235 #if USE_DRAW_STAGE_PSTIPPLE
236 /* Do polygon stipple w/ texture map + frag prog? */
237 draw_install_pstipple_stage(softpipe
->draw
, &softpipe
->pipe
);
240 sp_init_surface_functions(softpipe
);
242 return &softpipe
->pipe
;