sp_state.h revision f74279002a0ae0b106bd5410487ef9c0e9b1d8b6 
1/**************************************************************************
2 *
3 * Copyright 2007 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/* Authors:  Keith Whitwell <keith@tungstengraphics.com>
29 */
30
31#ifndef SP_STATE_H
32#define SP_STATE_H
33
34#include "pipe/p_state.h"
35#include "tgsi/util/tgsi_scan.h"
36
37
38#define SP_NEW_VIEWPORT      0x1
39#define SP_NEW_RASTERIZER    0x2
40#define SP_NEW_FS            0x4
41#define SP_NEW_BLEND         0x8
42#define SP_NEW_CLIP          0x10
43#define SP_NEW_SCISSOR       0x20
44#define SP_NEW_STIPPLE       0x40
45#define SP_NEW_FRAMEBUFFER   0x80
46#define SP_NEW_DEPTH_STENCIL_ALPHA 0x100
47#define SP_NEW_CONSTANTS     0x200
48#define SP_NEW_SAMPLER       0x400
49#define SP_NEW_TEXTURE       0x800
50#define SP_NEW_VERTEX        0x1000
51#define SP_NEW_VS            0x2000
52#define SP_NEW_QUERY         0x4000
53
54
55struct tgsi_sampler;
56struct tgsi_interp_coef;
57struct tgsi_exec_machine;
58
59
60/** Subclass of pipe_shader_state (though it doesn't really need to be).
61 *
62 * This is starting to look an awful lot like a quad pipeline stage...
63 */
64struct sp_fragment_shader {
65   struct pipe_shader_state shader;
66
67   struct tgsi_shader_info info;
68
69   boolean uses_kill;
70
71   void (*prepare)( const struct sp_fragment_shader *shader,
72		    struct tgsi_exec_machine *machine,
73		    struct tgsi_sampler *samplers);
74
75   /* Run the shader - this interface will get cleaned up in the
76    * future:
77    */
78   unsigned (*run)( const struct sp_fragment_shader *shader,
79		    struct tgsi_exec_machine *machine,
80		    struct quad_header *quad );
81
82
83   void (*delete)( struct sp_fragment_shader * );
84};
85
86struct vertex_info;
87
88/** Subclass of pipe_shader_state */
89struct sp_vertex_shader {
90   struct pipe_shader_state shader;
91   struct draw_vertex_shader *draw_data;
92};
93
94
95
96void *
97softpipe_create_blend_state(struct pipe_context *,
98                            const struct pipe_blend_state *);
99void softpipe_bind_blend_state(struct pipe_context *,
100                               void *);
101void softpipe_delete_blend_state(struct pipe_context *,
102                                 void *);
103
104void *
105softpipe_create_sampler_state(struct pipe_context *,
106                              const struct pipe_sampler_state *);
107void softpipe_bind_sampler_state(struct pipe_context *, unsigned, void *);
108void softpipe_delete_sampler_state(struct pipe_context *, void *);
109
110void *
111softpipe_create_depth_stencil_state(struct pipe_context *,
112                                    const struct pipe_depth_stencil_alpha_state *);
113void softpipe_bind_depth_stencil_state(struct pipe_context *, void *);
114void softpipe_delete_depth_stencil_state(struct pipe_context *, void *);
115
116void *
117softpipe_create_rasterizer_state(struct pipe_context *,
118                                 const struct pipe_rasterizer_state *);
119void softpipe_bind_rasterizer_state(struct pipe_context *, void *);
120void softpipe_delete_rasterizer_state(struct pipe_context *, void *);
121
122void softpipe_set_framebuffer_state( struct pipe_context *,
123			     const struct pipe_framebuffer_state * );
124
125void softpipe_set_blend_color( struct pipe_context *pipe,
126                               const struct pipe_blend_color *blend_color );
127
128void softpipe_set_clip_state( struct pipe_context *,
129			     const struct pipe_clip_state * );
130
131void softpipe_set_constant_buffer(struct pipe_context *,
132                                  uint shader, uint index,
133                                  const struct pipe_constant_buffer *buf);
134
135void *softpipe_create_fs_state(struct pipe_context *,
136                               const struct pipe_shader_state *);
137void softpipe_bind_fs_state(struct pipe_context *, void *);
138void softpipe_delete_fs_state(struct pipe_context *, void *);
139void *softpipe_create_vs_state(struct pipe_context *,
140                               const struct pipe_shader_state *);
141void softpipe_bind_vs_state(struct pipe_context *, void *);
142void softpipe_delete_vs_state(struct pipe_context *, void *);
143
144void softpipe_set_polygon_stipple( struct pipe_context *,
145				  const struct pipe_poly_stipple * );
146
147void softpipe_set_scissor_state( struct pipe_context *,
148                                 const struct pipe_scissor_state * );
149
150void softpipe_set_sampler_texture( struct pipe_context *,
151                                 unsigned unit,
152                                 struct pipe_texture * );
153
154void softpipe_set_viewport_state( struct pipe_context *,
155                                  const struct pipe_viewport_state * );
156
157void softpipe_set_vertex_element(struct pipe_context *,
158                                 unsigned index,
159                                 const struct pipe_vertex_element *);
160
161void softpipe_set_vertex_buffer(struct pipe_context *,
162                                unsigned index,
163                                const struct pipe_vertex_buffer *);
164
165
166void softpipe_update_derived( struct softpipe_context *softpipe );
167
168
169boolean softpipe_draw_arrays(struct pipe_context *pipe, unsigned mode,
170			     unsigned start, unsigned count);
171
172boolean softpipe_draw_elements(struct pipe_context *pipe,
173			       struct pipe_buffer *indexBuffer,
174			       unsigned indexSize,
175			       unsigned mode, unsigned start, unsigned count);
176
177
178void
179softpipe_map_surfaces(struct softpipe_context *sp);
180
181void
182softpipe_unmap_surfaces(struct softpipe_context *sp);
183
184void
185softpipe_map_texture_surfaces(struct softpipe_context *sp);
186
187void
188softpipe_unmap_texture_surfaces(struct softpipe_context *sp);
189
190
191struct vertex_info *
192softpipe_get_vertex_info(struct softpipe_context *softpipe);
193
194struct vertex_info *
195softpipe_get_vbuf_vertex_info(struct softpipe_context *softpipe);
196
197
198#endif
199