1/**************************************************************************
2 *
3 * Copyright 2007-2008 VMware, Inc.
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 VMWARE 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                                       unsigned u_vbuf_flags);
46void cso_destroy_context( struct cso_context *cso );
47struct pipe_context *cso_get_pipe_context(struct cso_context *cso);
48
49
50enum pipe_error cso_set_blend( struct cso_context *cso,
51                               const struct pipe_blend_state *blend );
52
53
54enum pipe_error cso_set_depth_stencil_alpha( struct cso_context *cso,
55                                             const struct pipe_depth_stencil_alpha_state *dsa );
56
57
58
59enum pipe_error cso_set_rasterizer( struct cso_context *cso,
60                                    const struct pipe_rasterizer_state *rasterizer );
61
62
63void
64cso_set_samplers(struct cso_context *cso,
65                 enum pipe_shader_type shader_stage,
66                 unsigned count,
67                 const struct pipe_sampler_state **states);
68
69
70/* Alternate interface to support state trackers that like to modify
71 * samplers one at a time:
72 */
73void
74cso_single_sampler(struct cso_context *cso, enum pipe_shader_type shader_stage,
75                   unsigned idx, const struct pipe_sampler_state *states);
76
77void
78cso_single_sampler_done(struct cso_context *cso,
79                        enum pipe_shader_type shader_stage);
80
81
82enum pipe_error cso_set_vertex_elements(struct cso_context *ctx,
83                                        unsigned count,
84                                        const struct pipe_vertex_element *states);
85
86void cso_set_vertex_buffers(struct cso_context *ctx,
87                            unsigned start_slot, unsigned count,
88                            const struct pipe_vertex_buffer *buffers);
89
90void cso_set_stream_outputs(struct cso_context *ctx,
91                            unsigned num_targets,
92                            struct pipe_stream_output_target **targets,
93                            const unsigned *offsets);
94
95
96/*
97 * We don't provide shader caching in CSO.  Most of the time the api provides
98 * object semantics for shaders anyway, and the cases where it doesn't
99 * (eg mesa's internally-generated texenv programs), it will be up to
100 * the state tracker to implement their own specialized caching.
101 */
102
103void cso_set_fragment_shader_handle(struct cso_context *ctx, void *handle);
104void cso_delete_fragment_shader(struct cso_context *ctx, void *handle );
105
106
107void cso_set_vertex_shader_handle(struct cso_context *ctx, void *handle);
108void cso_delete_vertex_shader(struct cso_context *ctx, void *handle );
109
110
111void cso_set_geometry_shader_handle(struct cso_context *ctx, void *handle);
112void cso_delete_geometry_shader(struct cso_context *ctx, void *handle);
113
114
115void cso_set_tessctrl_shader_handle(struct cso_context *ctx, void *handle);
116void cso_delete_tessctrl_shader(struct cso_context *ctx, void *handle);
117
118
119void cso_set_tesseval_shader_handle(struct cso_context *ctx, void *handle);
120void cso_delete_tesseval_shader(struct cso_context *ctx, void *handle);
121
122
123void cso_set_compute_shader_handle(struct cso_context *ctx, void *handle);
124void cso_delete_compute_shader(struct cso_context *ctx, void *handle);
125
126
127void cso_set_framebuffer(struct cso_context *cso,
128                         const struct pipe_framebuffer_state *fb);
129
130
131void cso_set_viewport(struct cso_context *cso,
132                      const struct pipe_viewport_state *vp);
133void cso_set_viewport_dims(struct cso_context *ctx,
134                           float width, float height, boolean invert);
135
136
137void cso_set_blend_color(struct cso_context *cso,
138                         const struct pipe_blend_color *bc);
139
140void cso_set_sample_mask(struct cso_context *cso, unsigned stencil_mask);
141
142void cso_set_min_samples(struct cso_context *cso, unsigned min_samples);
143
144void cso_set_stencil_ref(struct cso_context *cso,
145                         const struct pipe_stencil_ref *sr);
146
147void cso_set_render_condition(struct cso_context *cso,
148                              struct pipe_query *query,
149                              boolean condition,
150                              enum pipe_render_cond_flag mode);
151
152
153#define CSO_BIT_AUX_VERTEX_BUFFER_SLOT    0x1
154#define CSO_BIT_BLEND                     0x2
155#define CSO_BIT_DEPTH_STENCIL_ALPHA       0x4
156#define CSO_BIT_FRAGMENT_SAMPLERS         0x8
157#define CSO_BIT_FRAGMENT_SAMPLER_VIEWS   0x10
158#define CSO_BIT_FRAGMENT_SHADER          0x20
159#define CSO_BIT_FRAMEBUFFER              0x40
160#define CSO_BIT_GEOMETRY_SHADER          0x80
161#define CSO_BIT_MIN_SAMPLES             0x100
162#define CSO_BIT_RASTERIZER              0x200
163#define CSO_BIT_RENDER_CONDITION        0x400
164#define CSO_BIT_SAMPLE_MASK             0x800
165#define CSO_BIT_STENCIL_REF            0x1000
166#define CSO_BIT_STREAM_OUTPUTS         0x2000
167#define CSO_BIT_TESSCTRL_SHADER        0x4000
168#define CSO_BIT_TESSEVAL_SHADER        0x8000
169#define CSO_BIT_VERTEX_ELEMENTS       0x10000
170#define CSO_BIT_VERTEX_SHADER         0x20000
171#define CSO_BIT_VIEWPORT              0x40000
172#define CSO_BIT_PAUSE_QUERIES         0x80000
173#define CSO_BIT_FRAGMENT_IMAGE0      0x100000
174
175#define CSO_BITS_ALL_SHADERS (CSO_BIT_VERTEX_SHADER | \
176                              CSO_BIT_FRAGMENT_SHADER | \
177                              CSO_BIT_GEOMETRY_SHADER | \
178                              CSO_BIT_TESSCTRL_SHADER | \
179                              CSO_BIT_TESSEVAL_SHADER)
180
181void cso_save_state(struct cso_context *cso, unsigned state_mask);
182void cso_restore_state(struct cso_context *cso);
183
184
185/* sampler view state */
186
187void
188cso_set_sampler_views(struct cso_context *cso,
189                      enum pipe_shader_type shader_stage,
190                      unsigned count,
191                      struct pipe_sampler_view **views);
192
193
194/* shader images */
195
196void
197cso_set_shader_images(struct cso_context *cso,
198                      enum pipe_shader_type shader_stage,
199                      unsigned start, unsigned count,
200                      struct pipe_image_view *views);
201
202
203/* constant buffers */
204
205void cso_set_constant_buffer(struct cso_context *cso,
206                             enum pipe_shader_type shader_stage,
207                             unsigned index, struct pipe_constant_buffer *cb);
208void cso_set_constant_buffer_resource(struct cso_context *cso,
209                                      enum pipe_shader_type shader_stage,
210                                      unsigned index,
211                                      struct pipe_resource *buffer);
212void cso_set_constant_user_buffer(struct cso_context *cso,
213                                  enum pipe_shader_type shader_stage,
214                                  unsigned index, void *ptr, unsigned size);
215void cso_save_constant_buffer_slot0(struct cso_context *cso,
216                                    enum pipe_shader_type shader_stage);
217void cso_restore_constant_buffer_slot0(struct cso_context *cso,
218                                       enum pipe_shader_type shader_stage);
219
220
221/* drawing */
222
223void
224cso_draw_vbo(struct cso_context *cso,
225             const struct pipe_draw_info *info);
226
227void
228cso_draw_arrays_instanced(struct cso_context *cso, uint mode,
229                          uint start, uint count,
230                          uint start_instance, uint instance_count);
231
232void
233cso_draw_arrays(struct cso_context *cso, uint mode, uint start, uint count);
234
235#ifdef	__cplusplus
236}
237#endif
238
239#endif
240