cso_context.h revision ea6f035ae90895bd4ee3247408eb179dfdf96d22 
1/**************************************************************************
2 *
3 * Copyright 2007-2008 Tungsten Graphics, Inc., Cedar Park, Texas.
4 * All Rights Reserved.
5 *
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:
13 *
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
16 * of the Software.
17 *
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.
25 *
26 **************************************************************************/
27
28
29#ifndef CSO_CONTEXT_H
30#define CSO_CONTEXT_H
31
32#include "pipe/p_context.h"
33#include "pipe/p_state.h"
34#include "pipe/p_defines.h"
35
36
37#ifdef	__cplusplus
38extern "C" {
39#endif
40
41struct cso_context;
42struct u_vbuf;
43
44struct cso_context *cso_create_context( struct pipe_context *pipe );
45
46void cso_release_all( struct cso_context *ctx );
47
48void cso_destroy_context( struct cso_context *cso );
49
50
51
52enum pipe_error cso_set_blend( struct cso_context *cso,
53                               const struct pipe_blend_state *blend );
54void cso_save_blend(struct cso_context *cso);
55void cso_restore_blend(struct cso_context *cso);
56
57
58
59enum pipe_error cso_set_depth_stencil_alpha( struct cso_context *cso,
60                                             const struct pipe_depth_stencil_alpha_state *dsa );
61void cso_save_depth_stencil_alpha(struct cso_context *cso);
62void cso_restore_depth_stencil_alpha(struct cso_context *cso);
63
64
65
66enum pipe_error cso_set_rasterizer( struct cso_context *cso,
67                                    const struct pipe_rasterizer_state *rasterizer );
68void cso_save_rasterizer(struct cso_context *cso);
69void cso_restore_rasterizer(struct cso_context *cso);
70
71
72enum pipe_error
73cso_set_samplers(struct cso_context *cso,
74                 unsigned shader_stage,
75                 unsigned count,
76                 const struct pipe_sampler_state **states);
77
78void
79cso_save_samplers(struct cso_context *cso, unsigned shader_stage);
80
81void
82cso_restore_samplers(struct cso_context *cso, unsigned shader_stage);
83
84/* Alternate interface to support state trackers that like to modify
85 * samplers one at a time:
86 */
87enum pipe_error
88cso_single_sampler(struct cso_context *cso,
89                   unsigned shader_stage,
90                   unsigned count,
91                   const struct pipe_sampler_state *states);
92
93void
94cso_single_sampler_done(struct cso_context *cso, unsigned shader_stage);
95
96
97enum pipe_error cso_set_vertex_elements(struct cso_context *ctx,
98                                        unsigned count,
99                                        const struct pipe_vertex_element *states);
100void cso_save_vertex_elements(struct cso_context *ctx);
101void cso_restore_vertex_elements(struct cso_context *ctx);
102
103
104void cso_set_vertex_buffers(struct cso_context *ctx,
105                            unsigned count,
106                            const struct pipe_vertex_buffer *buffers);
107void cso_save_vertex_buffers(struct cso_context *ctx);
108void cso_restore_vertex_buffers(struct cso_context *ctx);
109
110
111void cso_set_stream_outputs(struct cso_context *ctx,
112                            unsigned num_targets,
113                            struct pipe_stream_output_target **targets,
114                            unsigned append_bitmask);
115void cso_save_stream_outputs(struct cso_context *ctx);
116void cso_restore_stream_outputs(struct cso_context *ctx);
117
118
119/*
120 * We don't provide shader caching in CSO.  Most of the time the api provides
121 * object semantics for shaders anyway, and the cases where it doesn't
122 * (eg mesa's internally-generated texenv programs), it will be up to
123 * the state tracker to implement their own specialized caching.
124 */
125
126enum pipe_error cso_set_fragment_shader_handle(struct cso_context *ctx,
127                                               void *handle );
128void cso_delete_fragment_shader(struct cso_context *ctx, void *handle );
129void cso_save_fragment_shader(struct cso_context *cso);
130void cso_restore_fragment_shader(struct cso_context *cso);
131
132
133enum pipe_error cso_set_vertex_shader_handle(struct cso_context *ctx,
134                                             void *handle );
135void cso_delete_vertex_shader(struct cso_context *ctx, void *handle );
136void cso_save_vertex_shader(struct cso_context *cso);
137void cso_restore_vertex_shader(struct cso_context *cso);
138
139
140enum pipe_error cso_set_geometry_shader_handle(struct cso_context *ctx,
141                                               void *handle);
142void cso_delete_geometry_shader(struct cso_context *ctx, void *handle);
143void cso_save_geometry_shader(struct cso_context *cso);
144void cso_restore_geometry_shader(struct cso_context *cso);
145
146
147enum pipe_error cso_set_framebuffer(struct cso_context *cso,
148                                    const struct pipe_framebuffer_state *fb);
149void cso_save_framebuffer(struct cso_context *cso);
150void cso_restore_framebuffer(struct cso_context *cso);
151
152
153enum pipe_error cso_set_viewport(struct cso_context *cso,
154                                 const struct pipe_viewport_state *vp);
155void cso_save_viewport(struct cso_context *cso);
156void cso_restore_viewport(struct cso_context *cso);
157
158
159enum pipe_error cso_set_blend_color(struct cso_context *cso,
160                                    const struct pipe_blend_color *bc);
161
162enum pipe_error cso_set_sample_mask(struct cso_context *cso,
163                                    unsigned stencil_mask);
164
165enum pipe_error cso_set_stencil_ref(struct cso_context *cso,
166                                    const struct pipe_stencil_ref *sr);
167void cso_save_stencil_ref(struct cso_context *cso);
168void cso_restore_stencil_ref(struct cso_context *cso);
169
170
171/* clip state */
172
173void
174cso_set_clip(struct cso_context *cso,
175             const struct pipe_clip_state *clip);
176
177void
178cso_save_clip(struct cso_context *cso);
179
180void
181cso_restore_clip(struct cso_context *cso);
182
183
184/* sampler view state */
185
186void
187cso_set_sampler_views(struct cso_context *cso,
188                      unsigned shader_stage,
189                      unsigned count,
190                      struct pipe_sampler_view **views);
191
192void
193cso_save_sampler_views(struct cso_context *cso, unsigned shader_stage);
194
195void
196cso_restore_sampler_views(struct cso_context *cso, unsigned shader_stage);
197
198
199
200/* drawing */
201
202void
203cso_set_index_buffer(struct cso_context *cso,
204                     const struct pipe_index_buffer *ib);
205
206void
207cso_draw_vbo(struct cso_context *cso,
208             const struct pipe_draw_info *info);
209
210/* helper drawing function */
211void
212cso_draw_arrays(struct cso_context *cso, uint mode, uint start, uint count);
213
214#ifdef	__cplusplus
215}
216#endif
217
218#endif
219