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>
33 #include "util/u_memory.h"
34 #include "pipe/p_inlines.h"
35 #include "draw/draw_context.h"
36 #include "cell_context.h"
37 #include "cell_flush.h"
38 #include "cell_state.h"
39 #include "cell_texture.h"
40 #include "cell_state_per_fragment.h"
45 cell_create_blend_state(struct pipe_context
*pipe
,
46 const struct pipe_blend_state
*blend
)
48 struct cell_blend_state
*cb
= MALLOC(sizeof(struct cell_blend_state
));
50 (void) memcpy(cb
, blend
, sizeof(*blend
));
52 cell_generate_alpha_blend(cb
);
59 cell_bind_blend_state(struct pipe_context
*pipe
, void *state
)
61 struct cell_context
*cell
= cell_context(pipe
);
63 draw_flush(cell
->draw
);
65 cell
->blend
= (struct cell_blend_state
*) state
;
66 cell
->dirty
|= CELL_NEW_BLEND
;
71 cell_delete_blend_state(struct pipe_context
*pipe
, void *blend
)
73 struct cell_blend_state
*cb
= (struct cell_blend_state
*) blend
;
76 spe_release_func(& cb
->code
);
83 cell_set_blend_color(struct pipe_context
*pipe
,
84 const struct pipe_blend_color
*blend_color
)
86 struct cell_context
*cell
= cell_context(pipe
);
88 draw_flush(cell
->draw
);
90 cell
->blend_color
= *blend_color
;
92 cell
->dirty
|= CELL_NEW_BLEND
;
99 cell_create_depth_stencil_alpha_state(struct pipe_context
*pipe
,
100 const struct pipe_depth_stencil_alpha_state
*depth_stencil
)
102 struct cell_depth_stencil_alpha_state
*cdsa
=
103 MALLOC(sizeof(struct cell_depth_stencil_alpha_state
));
105 (void) memcpy(cdsa
, depth_stencil
, sizeof(*depth_stencil
));
107 cell_generate_depth_stencil_test(cdsa
);
114 cell_bind_depth_stencil_alpha_state(struct pipe_context
*pipe
,
117 struct cell_context
*cell
= cell_context(pipe
);
119 draw_flush(cell
->draw
);
121 cell
->depth_stencil
=
122 (struct cell_depth_stencil_alpha_state
*) depth_stencil
;
123 cell
->dirty
|= CELL_NEW_DEPTH_STENCIL
;
128 cell_delete_depth_stencil_alpha_state(struct pipe_context
*pipe
, void *depth
)
130 struct cell_depth_stencil_alpha_state
*cdsa
=
131 (struct cell_depth_stencil_alpha_state
*) depth
;
134 spe_release_func(& cdsa
->code
);
141 cell_set_clip_state(struct pipe_context
*pipe
,
142 const struct pipe_clip_state
*clip
)
144 struct cell_context
*cell
= cell_context(pipe
);
146 /* pass the clip state to the draw module */
147 draw_set_clip_state(cell
->draw
, clip
);
152 /* Called when driver state tracker notices changes to the viewport
156 cell_set_viewport_state( struct pipe_context
*pipe
,
157 const struct pipe_viewport_state
*viewport
)
159 struct cell_context
*cell
= cell_context(pipe
);
161 cell
->viewport
= *viewport
; /* struct copy */
162 cell
->dirty
|= CELL_NEW_VIEWPORT
;
164 /* pass the viewport info to the draw module */
165 draw_set_viewport_state(cell
->draw
, viewport
);
167 /* Using tnl/ and vf/ modules is temporary while getting started.
168 * Full pipe will have vertex shader, vertex fetch of its own.
174 cell_set_scissor_state( struct pipe_context
*pipe
,
175 const struct pipe_scissor_state
*scissor
)
177 struct cell_context
*cell
= cell_context(pipe
);
179 memcpy( &cell
->scissor
, scissor
, sizeof(*scissor
) );
180 cell
->dirty
|= CELL_NEW_SCISSOR
;
185 cell_set_polygon_stipple( struct pipe_context
*pipe
,
186 const struct pipe_poly_stipple
*stipple
)
188 struct cell_context
*cell
= cell_context(pipe
);
190 memcpy( &cell
->poly_stipple
, stipple
, sizeof(*stipple
) );
191 cell
->dirty
|= CELL_NEW_STIPPLE
;
197 cell_create_rasterizer_state(struct pipe_context
*pipe
,
198 const struct pipe_rasterizer_state
*setup
)
200 struct pipe_rasterizer_state
*state
201 = MALLOC(sizeof(struct pipe_rasterizer_state
));
202 memcpy(state
, setup
, sizeof(struct pipe_rasterizer_state
));
208 cell_bind_rasterizer_state(struct pipe_context
*pipe
, void *setup
)
210 struct cell_context
*cell
= cell_context(pipe
);
212 /* pass-through to draw module */
213 draw_set_rasterizer_state(cell
->draw
, setup
);
215 cell
->rasterizer
= (struct pipe_rasterizer_state
*)setup
;
217 cell
->dirty
|= CELL_NEW_RASTERIZER
;
222 cell_delete_rasterizer_state(struct pipe_context
*pipe
, void *rasterizer
)
230 cell_create_sampler_state(struct pipe_context
*pipe
,
231 const struct pipe_sampler_state
*sampler
)
233 return mem_dup(sampler
, sizeof(*sampler
));
238 cell_bind_sampler_states(struct pipe_context
*pipe
,
239 unsigned num
, void **samplers
)
241 struct cell_context
*cell
= cell_context(pipe
);
243 assert(num
<= CELL_MAX_SAMPLERS
);
245 draw_flush(cell
->draw
);
247 memcpy(cell
->sampler
, samplers
, num
* sizeof(void *));
248 memset(&cell
->sampler
[num
], 0, (CELL_MAX_SAMPLERS
- num
) *
250 cell
->num_samplers
= num
;
252 cell
->dirty
|= CELL_NEW_SAMPLER
;
257 cell_delete_sampler_state(struct pipe_context
*pipe
,
266 cell_set_sampler_textures(struct pipe_context
*pipe
,
267 unsigned num
, struct pipe_texture
**texture
)
269 struct cell_context
*cell
= cell_context(pipe
);
272 assert(num
<= CELL_MAX_SAMPLERS
);
274 /* Check for no-op */
275 if (num
== cell
->num_textures
&&
276 !memcmp(cell
->texture
, texture
, num
* sizeof(struct pipe_texture
*)))
279 draw_flush(cell
->draw
);
281 for (i
= 0; i
< CELL_MAX_SAMPLERS
; i
++) {
282 struct pipe_texture
*tex
= i
< num
? texture
[i
] : NULL
;
284 pipe_texture_reference((struct pipe_texture
**) &cell
->texture
[i
], tex
);
286 cell
->num_textures
= num
;
288 cell_update_texture_mapping(cell
);
290 cell
->dirty
|= CELL_NEW_TEXTURE
;
296 cell_set_framebuffer_state(struct pipe_context
*pipe
,
297 const struct pipe_framebuffer_state
*fb
)
299 struct cell_context
*cell
= cell_context(pipe
);
301 if (1 /*memcmp(&cell->framebuffer, fb, sizeof(*fb))*/) {
302 struct pipe_surface
*csurf
= fb
->cbufs
[0];
303 struct pipe_surface
*zsurf
= fb
->zsbuf
;
305 uint flags
= (PIPE_BUFFER_USAGE_GPU_WRITE
|
306 PIPE_BUFFER_USAGE_GPU_READ
);
308 /* unmap old surfaces */
309 for (i
= 0; i
< PIPE_MAX_COLOR_BUFS
; i
++) {
310 if (cell
->framebuffer
.cbufs
[i
] && cell
->cbuf_map
[i
]) {
311 pipe_surface_unmap(cell
->framebuffer
.cbufs
[i
]);
312 cell
->cbuf_map
[i
] = NULL
;
316 if (cell
->framebuffer
.zsbuf
&& cell
->zsbuf_map
) {
317 pipe_surface_unmap(cell
->framebuffer
.zsbuf
);
318 cell
->zsbuf_map
= NULL
;
321 /* Finish any pending rendering to the current surface before
322 * installing a new surface!
324 cell_flush_int(cell
, CELL_FLUSH_WAIT
);
327 * (this is also where old surfaces will finally get freed)
329 cell
->framebuffer
.width
= fb
->width
;
330 cell
->framebuffer
.height
= fb
->height
;
331 cell
->framebuffer
.num_cbufs
= fb
->num_cbufs
;
332 for (i
= 0; i
< PIPE_MAX_COLOR_BUFS
; i
++) {
333 pipe_surface_reference(&cell
->framebuffer
.cbufs
[i
], fb
->cbufs
[i
]);
335 pipe_surface_reference(&cell
->framebuffer
.zsbuf
, fb
->zsbuf
);
337 /* map new surfaces */
339 cell
->cbuf_map
[0] = pipe_surface_map(csurf
, flags
);
342 cell
->zsbuf_map
= pipe_surface_map(zsurf
, flags
);
344 cell
->dirty
|= CELL_NEW_FRAMEBUFFER
;
351 cell_init_state_functions(struct cell_context
*cell
)
353 cell
->pipe
.create_blend_state
= cell_create_blend_state
;
354 cell
->pipe
.bind_blend_state
= cell_bind_blend_state
;
355 cell
->pipe
.delete_blend_state
= cell_delete_blend_state
;
357 cell
->pipe
.create_sampler_state
= cell_create_sampler_state
;
358 cell
->pipe
.bind_sampler_states
= cell_bind_sampler_states
;
359 cell
->pipe
.delete_sampler_state
= cell_delete_sampler_state
;
361 cell
->pipe
.set_sampler_textures
= cell_set_sampler_textures
;
363 cell
->pipe
.create_depth_stencil_alpha_state
= cell_create_depth_stencil_alpha_state
;
364 cell
->pipe
.bind_depth_stencil_alpha_state
= cell_bind_depth_stencil_alpha_state
;
365 cell
->pipe
.delete_depth_stencil_alpha_state
= cell_delete_depth_stencil_alpha_state
;
367 cell
->pipe
.create_rasterizer_state
= cell_create_rasterizer_state
;
368 cell
->pipe
.bind_rasterizer_state
= cell_bind_rasterizer_state
;
369 cell
->pipe
.delete_rasterizer_state
= cell_delete_rasterizer_state
;
371 cell
->pipe
.set_blend_color
= cell_set_blend_color
;
372 cell
->pipe
.set_clip_state
= cell_set_clip_state
;
374 cell
->pipe
.set_framebuffer_state
= cell_set_framebuffer_state
;
376 cell
->pipe
.set_polygon_stipple
= cell_set_polygon_stipple
;
377 cell
->pipe
.set_scissor_state
= cell_set_scissor_state
;
378 cell
->pipe
.set_viewport_state
= cell_set_viewport_state
;