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
));
51 cell_generate_alpha_blend(cb
);
58 cell_bind_blend_state(struct pipe_context
*pipe
, void *state
)
60 struct cell_context
*cell
= cell_context(pipe
);
62 draw_flush(cell
->draw
);
64 cell
->blend
= (struct cell_blend_state
*) state
;
65 cell
->dirty
|= CELL_NEW_BLEND
;
70 cell_delete_blend_state(struct pipe_context
*pipe
, void *blend
)
72 struct cell_blend_state
*cb
= (struct cell_blend_state
*) blend
;
74 spe_release_func(& cb
->code
);
80 cell_set_blend_color(struct pipe_context
*pipe
,
81 const struct pipe_blend_color
*blend_color
)
83 struct cell_context
*cell
= cell_context(pipe
);
85 draw_flush(cell
->draw
);
87 cell
->blend_color
= *blend_color
;
89 cell
->dirty
|= CELL_NEW_BLEND
;
96 cell_create_depth_stencil_alpha_state(struct pipe_context
*pipe
,
97 const struct pipe_depth_stencil_alpha_state
*depth_stencil
)
99 struct cell_depth_stencil_alpha_state
*cdsa
=
100 MALLOC(sizeof(struct cell_depth_stencil_alpha_state
));
102 (void) memcpy(cdsa
, depth_stencil
, sizeof(*depth_stencil
));
103 cell_generate_depth_stencil_test(cdsa
);
110 cell_bind_depth_stencil_alpha_state(struct pipe_context
*pipe
,
113 struct cell_context
*cell
= cell_context(pipe
);
115 draw_flush(cell
->draw
);
117 cell
->depth_stencil
=
118 (struct cell_depth_stencil_alpha_state
*) depth_stencil
;
119 cell
->dirty
|= CELL_NEW_DEPTH_STENCIL
;
124 cell_delete_depth_stencil_alpha_state(struct pipe_context
*pipe
, void *depth
)
126 struct cell_depth_stencil_alpha_state
*cdsa
=
127 (struct cell_depth_stencil_alpha_state
*) depth
;
129 spe_release_func(& cdsa
->code
);
135 cell_set_clip_state(struct pipe_context
*pipe
,
136 const struct pipe_clip_state
*clip
)
138 struct cell_context
*cell
= cell_context(pipe
);
140 /* pass the clip state to the draw module */
141 draw_set_clip_state(cell
->draw
, clip
);
146 /* Called when driver state tracker notices changes to the viewport
150 cell_set_viewport_state( struct pipe_context
*pipe
,
151 const struct pipe_viewport_state
*viewport
)
153 struct cell_context
*cell
= cell_context(pipe
);
155 cell
->viewport
= *viewport
; /* struct copy */
156 cell
->dirty
|= CELL_NEW_VIEWPORT
;
158 /* pass the viewport info to the draw module */
159 draw_set_viewport_state(cell
->draw
, viewport
);
161 /* Using tnl/ and vf/ modules is temporary while getting started.
162 * Full pipe will have vertex shader, vertex fetch of its own.
168 cell_set_scissor_state( struct pipe_context
*pipe
,
169 const struct pipe_scissor_state
*scissor
)
171 struct cell_context
*cell
= cell_context(pipe
);
173 memcpy( &cell
->scissor
, scissor
, sizeof(*scissor
) );
174 cell
->dirty
|= CELL_NEW_SCISSOR
;
179 cell_set_polygon_stipple( struct pipe_context
*pipe
,
180 const struct pipe_poly_stipple
*stipple
)
182 struct cell_context
*cell
= cell_context(pipe
);
184 memcpy( &cell
->poly_stipple
, stipple
, sizeof(*stipple
) );
185 cell
->dirty
|= CELL_NEW_STIPPLE
;
191 cell_create_rasterizer_state(struct pipe_context
*pipe
,
192 const struct pipe_rasterizer_state
*setup
)
194 struct pipe_rasterizer_state
*state
195 = MALLOC(sizeof(struct pipe_rasterizer_state
));
196 memcpy(state
, setup
, sizeof(struct pipe_rasterizer_state
));
202 cell_bind_rasterizer_state(struct pipe_context
*pipe
, void *setup
)
204 struct cell_context
*cell
= cell_context(pipe
);
206 /* pass-through to draw module */
207 draw_set_rasterizer_state(cell
->draw
, setup
);
209 cell
->rasterizer
= (struct pipe_rasterizer_state
*)setup
;
211 cell
->dirty
|= CELL_NEW_RASTERIZER
;
216 cell_delete_rasterizer_state(struct pipe_context
*pipe
, void *rasterizer
)
224 cell_create_sampler_state(struct pipe_context
*pipe
,
225 const struct pipe_sampler_state
*sampler
)
227 return mem_dup(sampler
, sizeof(*sampler
));
232 cell_bind_sampler_states(struct pipe_context
*pipe
,
233 unsigned num
, void **samplers
)
235 struct cell_context
*cell
= cell_context(pipe
);
237 assert(num
<= CELL_MAX_SAMPLERS
);
239 draw_flush(cell
->draw
);
241 memcpy(cell
->sampler
, samplers
, num
* sizeof(void *));
242 memset(&cell
->sampler
[num
], 0, (CELL_MAX_SAMPLERS
- num
) *
244 cell
->num_samplers
= num
;
246 cell
->dirty
|= CELL_NEW_SAMPLER
;
251 cell_delete_sampler_state(struct pipe_context
*pipe
,
260 cell_set_sampler_textures(struct pipe_context
*pipe
,
261 unsigned num
, struct pipe_texture
**texture
)
263 struct cell_context
*cell
= cell_context(pipe
);
266 assert(num
<= CELL_MAX_SAMPLERS
);
268 /* Check for no-op */
269 if (num
== cell
->num_textures
&&
270 !memcmp(cell
->texture
, texture
, num
* sizeof(struct pipe_texture
*)))
273 draw_flush(cell
->draw
);
275 for (i
= 0; i
< CELL_MAX_SAMPLERS
; i
++) {
276 struct pipe_texture
*tex
= i
< num
? texture
[i
] : NULL
;
278 pipe_texture_reference((struct pipe_texture
**) &cell
->texture
[i
], tex
);
280 cell
->num_textures
= num
;
282 cell_update_texture_mapping(cell
);
284 cell
->dirty
|= CELL_NEW_TEXTURE
;
290 cell_set_framebuffer_state(struct pipe_context
*pipe
,
291 const struct pipe_framebuffer_state
*fb
)
293 struct cell_context
*cell
= cell_context(pipe
);
295 if (1 /*memcmp(&cell->framebuffer, fb, sizeof(*fb))*/) {
296 struct pipe_surface
*csurf
= fb
->cbufs
[0];
297 struct pipe_surface
*zsurf
= fb
->zsbuf
;
299 uint flags
= (PIPE_BUFFER_USAGE_GPU_WRITE
|
300 PIPE_BUFFER_USAGE_GPU_READ
);
302 /* unmap old surfaces */
303 for (i
= 0; i
< PIPE_MAX_COLOR_BUFS
; i
++) {
304 if (cell
->framebuffer
.cbufs
[i
] && cell
->cbuf_map
[i
]) {
305 pipe_surface_unmap(cell
->framebuffer
.cbufs
[i
]);
306 cell
->cbuf_map
[i
] = NULL
;
310 if (cell
->framebuffer
.zsbuf
&& cell
->zsbuf_map
) {
311 pipe_surface_unmap(cell
->framebuffer
.zsbuf
);
312 cell
->zsbuf_map
= NULL
;
315 /* Finish any pending rendering to the current surface before
316 * installing a new surface!
318 cell_flush_int(cell
, CELL_FLUSH_WAIT
);
321 * (this is also where old surfaces will finally get freed)
323 cell
->framebuffer
.width
= fb
->width
;
324 cell
->framebuffer
.height
= fb
->height
;
325 cell
->framebuffer
.num_cbufs
= fb
->num_cbufs
;
326 for (i
= 0; i
< PIPE_MAX_COLOR_BUFS
; i
++) {
327 pipe_surface_reference(&cell
->framebuffer
.cbufs
[i
], fb
->cbufs
[i
]);
329 pipe_surface_reference(&cell
->framebuffer
.zsbuf
, fb
->zsbuf
);
331 /* map new surfaces */
333 cell
->cbuf_map
[0] = pipe_surface_map(csurf
, flags
);
336 cell
->zsbuf_map
= pipe_surface_map(zsurf
, flags
);
338 cell
->dirty
|= CELL_NEW_FRAMEBUFFER
;
345 cell_init_state_functions(struct cell_context
*cell
)
347 cell
->pipe
.create_blend_state
= cell_create_blend_state
;
348 cell
->pipe
.bind_blend_state
= cell_bind_blend_state
;
349 cell
->pipe
.delete_blend_state
= cell_delete_blend_state
;
351 cell
->pipe
.create_sampler_state
= cell_create_sampler_state
;
352 cell
->pipe
.bind_sampler_states
= cell_bind_sampler_states
;
353 cell
->pipe
.delete_sampler_state
= cell_delete_sampler_state
;
355 cell
->pipe
.set_sampler_textures
= cell_set_sampler_textures
;
357 cell
->pipe
.create_depth_stencil_alpha_state
= cell_create_depth_stencil_alpha_state
;
358 cell
->pipe
.bind_depth_stencil_alpha_state
= cell_bind_depth_stencil_alpha_state
;
359 cell
->pipe
.delete_depth_stencil_alpha_state
= cell_delete_depth_stencil_alpha_state
;
361 cell
->pipe
.create_rasterizer_state
= cell_create_rasterizer_state
;
362 cell
->pipe
.bind_rasterizer_state
= cell_bind_rasterizer_state
;
363 cell
->pipe
.delete_rasterizer_state
= cell_delete_rasterizer_state
;
365 cell
->pipe
.set_blend_color
= cell_set_blend_color
;
366 cell
->pipe
.set_clip_state
= cell_set_clip_state
;
368 cell
->pipe
.set_framebuffer_state
= cell_set_framebuffer_state
;
370 cell
->pipe
.set_polygon_stipple
= cell_set_polygon_stipple
;
371 cell
->pipe
.set_scissor_state
= cell_set_scissor_state
;
372 cell
->pipe
.set_viewport_state
= cell_set_viewport_state
;