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 * Query format support for creating a texture, drawing surface, etc.
52 * \param format the format to test
53 * \param type one of PIPE_TEXTURE, PIPE_SURFACE
56 softpipe_is_format_supported( struct pipe_context
*pipe
,
57 enum pipe_format format
, uint type
)
61 /* softpipe supports all texture formats */
64 /* softpipe supports all (off-screen) surface formats */
74 * Map any drawing surfaces which aren't already mapped
77 softpipe_map_surfaces(struct softpipe_context
*sp
)
81 for (i
= 0; i
< sp
->framebuffer
.num_cbufs
; i
++) {
82 sp_tile_cache_map_surfaces(sp
->cbuf_cache
[i
]);
85 sp_tile_cache_map_surfaces(sp
->zsbuf_cache
);
90 * Unmap any mapped drawing surfaces
93 softpipe_unmap_surfaces(struct softpipe_context
*sp
)
97 for (i
= 0; i
< sp
->framebuffer
.num_cbufs
; i
++)
98 sp_flush_tile_cache(sp
, sp
->cbuf_cache
[i
]);
99 sp_flush_tile_cache(sp
, sp
->zsbuf_cache
);
101 for (i
= 0; i
< sp
->framebuffer
.num_cbufs
; i
++) {
102 sp_tile_cache_unmap_surfaces(sp
->cbuf_cache
[i
]);
104 sp_tile_cache_unmap_surfaces(sp
->zsbuf_cache
);
108 static void softpipe_destroy( struct pipe_context
*pipe
)
110 struct softpipe_context
*softpipe
= softpipe_context( pipe
);
111 struct pipe_winsys
*ws
= pipe
->winsys
;
114 draw_destroy( softpipe
->draw
);
116 softpipe
->quad
.polygon_stipple
->destroy( softpipe
->quad
.polygon_stipple
);
117 softpipe
->quad
.earlyz
->destroy( softpipe
->quad
.earlyz
);
118 softpipe
->quad
.shade
->destroy( softpipe
->quad
.shade
);
119 softpipe
->quad
.alpha_test
->destroy( softpipe
->quad
.alpha_test
);
120 softpipe
->quad
.depth_test
->destroy( softpipe
->quad
.depth_test
);
121 softpipe
->quad
.stencil_test
->destroy( softpipe
->quad
.stencil_test
);
122 softpipe
->quad
.occlusion
->destroy( softpipe
->quad
.occlusion
);
123 softpipe
->quad
.coverage
->destroy( softpipe
->quad
.coverage
);
124 softpipe
->quad
.bufloop
->destroy( softpipe
->quad
.bufloop
);
125 softpipe
->quad
.blend
->destroy( softpipe
->quad
.blend
);
126 softpipe
->quad
.colormask
->destroy( softpipe
->quad
.colormask
);
127 softpipe
->quad
.output
->destroy( softpipe
->quad
.output
);
129 for (i
= 0; i
< PIPE_MAX_COLOR_BUFS
; i
++)
130 sp_destroy_tile_cache(softpipe
->cbuf_cache
[i
]);
131 sp_destroy_tile_cache(softpipe
->zsbuf_cache
);
133 for (i
= 0; i
< PIPE_MAX_SAMPLERS
; i
++)
134 sp_destroy_tile_cache(softpipe
->tex_cache
[i
]);
136 for (i
= 0; i
< Elements(softpipe
->constants
); i
++) {
137 if (softpipe
->constants
[i
].buffer
) {
138 pipe_buffer_reference(ws
, &softpipe
->constants
[i
].buffer
, NULL
);
146 /* XXX these will go away shortly */
147 static const char *softpipe_get_name( struct pipe_context
*pipe
)
149 return pipe
->screen
->get_name(pipe
->screen
);
152 static const char *softpipe_get_vendor( struct pipe_context
*pipe
)
154 return pipe
->screen
->get_vendor(pipe
->screen
);
157 static int softpipe_get_param(struct pipe_context
*pipe
, int param
)
159 return pipe
->screen
->get_param(pipe
->screen
, param
);
162 static float softpipe_get_paramf(struct pipe_context
*pipe
, int param
)
164 return pipe
->screen
->get_paramf(pipe
->screen
, param
);
167 struct pipe_context
*
168 softpipe_create( struct pipe_screen
*screen
,
169 struct pipe_winsys
*pipe_winsys
,
170 struct softpipe_winsys
*softpipe_winsys
)
172 struct softpipe_context
*softpipe
= CALLOC_STRUCT(softpipe_context
);
175 #if defined(__i386__) || defined(__386__)
176 softpipe
->use_sse
= GETENV( "GALLIUM_NOSSE" ) == NULL
;
178 softpipe
->use_sse
= FALSE
;
181 softpipe
->dump_fs
= GETENV( "GALLIUM_DUMP_FS" ) != NULL
;
183 softpipe
->pipe
.winsys
= pipe_winsys
;
184 softpipe
->pipe
.screen
= screen
;
185 softpipe
->pipe
.destroy
= softpipe_destroy
;
188 softpipe
->pipe
.is_format_supported
= softpipe_is_format_supported
;
189 softpipe
->pipe
.get_name
= softpipe_get_name
;
190 softpipe
->pipe
.get_vendor
= softpipe_get_vendor
;
191 softpipe
->pipe
.get_param
= softpipe_get_param
;
192 softpipe
->pipe
.get_paramf
= softpipe_get_paramf
;
195 softpipe
->pipe
.create_blend_state
= softpipe_create_blend_state
;
196 softpipe
->pipe
.bind_blend_state
= softpipe_bind_blend_state
;
197 softpipe
->pipe
.delete_blend_state
= softpipe_delete_blend_state
;
199 softpipe
->pipe
.create_sampler_state
= softpipe_create_sampler_state
;
200 softpipe
->pipe
.bind_sampler_state
= softpipe_bind_sampler_state
;
201 softpipe
->pipe
.delete_sampler_state
= softpipe_delete_sampler_state
;
203 softpipe
->pipe
.create_depth_stencil_alpha_state
= softpipe_create_depth_stencil_state
;
204 softpipe
->pipe
.bind_depth_stencil_alpha_state
= softpipe_bind_depth_stencil_state
;
205 softpipe
->pipe
.delete_depth_stencil_alpha_state
= softpipe_delete_depth_stencil_state
;
207 softpipe
->pipe
.create_rasterizer_state
= softpipe_create_rasterizer_state
;
208 softpipe
->pipe
.bind_rasterizer_state
= softpipe_bind_rasterizer_state
;
209 softpipe
->pipe
.delete_rasterizer_state
= softpipe_delete_rasterizer_state
;
211 softpipe
->pipe
.create_fs_state
= softpipe_create_fs_state
;
212 softpipe
->pipe
.bind_fs_state
= softpipe_bind_fs_state
;
213 softpipe
->pipe
.delete_fs_state
= softpipe_delete_fs_state
;
215 softpipe
->pipe
.create_vs_state
= softpipe_create_vs_state
;
216 softpipe
->pipe
.bind_vs_state
= softpipe_bind_vs_state
;
217 softpipe
->pipe
.delete_vs_state
= softpipe_delete_vs_state
;
219 softpipe
->pipe
.set_blend_color
= softpipe_set_blend_color
;
220 softpipe
->pipe
.set_clip_state
= softpipe_set_clip_state
;
221 softpipe
->pipe
.set_constant_buffer
= softpipe_set_constant_buffer
;
222 softpipe
->pipe
.set_framebuffer_state
= softpipe_set_framebuffer_state
;
223 softpipe
->pipe
.set_polygon_stipple
= softpipe_set_polygon_stipple
;
224 softpipe
->pipe
.set_scissor_state
= softpipe_set_scissor_state
;
225 softpipe
->pipe
.set_sampler_texture
= softpipe_set_sampler_texture
;
226 softpipe
->pipe
.set_viewport_state
= softpipe_set_viewport_state
;
228 softpipe
->pipe
.set_vertex_buffer
= softpipe_set_vertex_buffer
;
229 softpipe
->pipe
.set_vertex_element
= softpipe_set_vertex_element
;
231 softpipe
->pipe
.draw_arrays
= softpipe_draw_arrays
;
232 softpipe
->pipe
.draw_elements
= softpipe_draw_elements
;
234 softpipe
->pipe
.clear
= softpipe_clear
;
235 softpipe
->pipe
.flush
= softpipe_flush
;
237 softpipe_init_query_funcs( softpipe
);
238 softpipe_init_texture_funcs( softpipe
);
241 * Alloc caches for accessing drawing surfaces and textures.
242 * Must be before quad stage setup!
244 for (i
= 0; i
< PIPE_MAX_COLOR_BUFS
; i
++)
245 softpipe
->cbuf_cache
[i
] = sp_create_tile_cache();
246 softpipe
->zsbuf_cache
= sp_create_tile_cache();
248 for (i
= 0; i
< PIPE_MAX_SAMPLERS
; i
++)
249 softpipe
->tex_cache
[i
] = sp_create_tile_cache();
252 /* setup quad rendering stages */
253 softpipe
->quad
.polygon_stipple
= sp_quad_polygon_stipple_stage(softpipe
);
254 softpipe
->quad
.earlyz
= sp_quad_earlyz_stage(softpipe
);
255 softpipe
->quad
.shade
= sp_quad_shade_stage(softpipe
);
256 softpipe
->quad
.alpha_test
= sp_quad_alpha_test_stage(softpipe
);
257 softpipe
->quad
.depth_test
= sp_quad_depth_test_stage(softpipe
);
258 softpipe
->quad
.stencil_test
= sp_quad_stencil_test_stage(softpipe
);
259 softpipe
->quad
.occlusion
= sp_quad_occlusion_stage(softpipe
);
260 softpipe
->quad
.coverage
= sp_quad_coverage_stage(softpipe
);
261 softpipe
->quad
.bufloop
= sp_quad_bufloop_stage(softpipe
);
262 softpipe
->quad
.blend
= sp_quad_blend_stage(softpipe
);
263 softpipe
->quad
.colormask
= sp_quad_colormask_stage(softpipe
);
264 softpipe
->quad
.output
= sp_quad_output_stage(softpipe
);
266 softpipe
->winsys
= softpipe_winsys
;
269 * Create drawing context and plug our rendering stage into it.
271 softpipe
->draw
= draw_create();
272 assert(softpipe
->draw
);
273 softpipe
->setup
= sp_draw_render_stage(softpipe
);
275 if (GETENV( "SP_VBUF" ) != NULL
) {
276 sp_init_vbuf(softpipe
);
279 draw_set_rasterize_stage(softpipe
->draw
, softpipe
->setup
);
282 /* plug in AA line/point stages */
283 draw_install_aaline_stage(softpipe
->draw
, &softpipe
->pipe
);
284 draw_install_aapoint_stage(softpipe
->draw
, &softpipe
->pipe
);
286 #if USE_DRAW_STAGE_PSTIPPLE
287 /* Do polygon stipple w/ texture map + frag prog? */
288 draw_install_pstipple_stage(softpipe
->draw
, &softpipe
->pipe
);
291 sp_init_surface_functions(softpipe
);
293 return &softpipe
->pipe
;