sp_state.h revision 4a49301e 
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/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_exec_machine;
57struct vertex_info;
58
59
60/**
61 * Subclass of pipe_shader_state (though it doesn't really need to be).
62 *
63 * This is starting to look an awful lot like a quad pipeline stage...
64 */
65struct sp_fragment_shader {
66   struct pipe_shader_state shader;
67
68   struct tgsi_shader_info info;
69
70   void (*prepare)( const struct sp_fragment_shader *shader,
71		    struct tgsi_exec_machine *machine,
72		    struct tgsi_sampler **samplers);
73
74   /* Run the shader - this interface will get cleaned up in the
75    * future:
76    */
77   unsigned (*run)( const struct sp_fragment_shader *shader,
78		    struct tgsi_exec_machine *machine,
79		    struct quad_header *quad );
80
81
82   void (*delete)( struct sp_fragment_shader * );
83};
84
85
86/** Subclass of pipe_shader_state */
87struct sp_vertex_shader {
88   struct pipe_shader_state shader;
89   struct draw_vertex_shader *draw_data;
90   int max_sampler;             /* -1 if no samplers */
91};
92
93
94
95void *
96softpipe_create_blend_state(struct pipe_context *,
97                            const struct pipe_blend_state *);
98void softpipe_bind_blend_state(struct pipe_context *,
99                               void *);
100void softpipe_delete_blend_state(struct pipe_context *,
101                                 void *);
102
103void *
104softpipe_create_sampler_state(struct pipe_context *,
105                              const struct pipe_sampler_state *);
106void softpipe_bind_sampler_states(struct pipe_context *, unsigned, void **);
107void softpipe_delete_sampler_state(struct pipe_context *, void *);
108
109void *
110softpipe_create_depth_stencil_state(struct pipe_context *,
111                                    const struct pipe_depth_stencil_alpha_state *);
112void softpipe_bind_depth_stencil_state(struct pipe_context *, void *);
113void softpipe_delete_depth_stencil_state(struct pipe_context *, void *);
114
115void *
116softpipe_create_rasterizer_state(struct pipe_context *,
117                                 const struct pipe_rasterizer_state *);
118void softpipe_bind_rasterizer_state(struct pipe_context *, void *);
119void softpipe_delete_rasterizer_state(struct pipe_context *, void *);
120
121void softpipe_set_framebuffer_state( struct pipe_context *,
122			     const struct pipe_framebuffer_state * );
123
124void softpipe_set_blend_color( struct pipe_context *pipe,
125                               const struct pipe_blend_color *blend_color );
126
127void softpipe_set_clip_state( struct pipe_context *,
128			     const struct pipe_clip_state * );
129
130void softpipe_set_constant_buffer(struct pipe_context *,
131                                  uint shader, uint index,
132                                  const struct pipe_constant_buffer *buf);
133
134void *softpipe_create_fs_state(struct pipe_context *,
135                               const struct pipe_shader_state *);
136void softpipe_bind_fs_state(struct pipe_context *, void *);
137void softpipe_delete_fs_state(struct pipe_context *, void *);
138void *softpipe_create_vs_state(struct pipe_context *,
139                               const struct pipe_shader_state *);
140void softpipe_bind_vs_state(struct pipe_context *, void *);
141void softpipe_delete_vs_state(struct pipe_context *, void *);
142
143void softpipe_set_polygon_stipple( struct pipe_context *,
144				  const struct pipe_poly_stipple * );
145
146void softpipe_set_scissor_state( struct pipe_context *,
147                                 const struct pipe_scissor_state * );
148
149void softpipe_set_sampler_textures( struct pipe_context *,
150                                    unsigned num,
151                                    struct pipe_texture ** );
152
153void softpipe_set_viewport_state( struct pipe_context *,
154                                  const struct pipe_viewport_state * );
155
156void softpipe_set_vertex_elements(struct pipe_context *,
157                                  unsigned count,
158                                  const struct pipe_vertex_element *);
159
160void softpipe_set_vertex_buffers(struct pipe_context *,
161                                 unsigned count,
162                                 const struct pipe_vertex_buffer *);
163
164
165void softpipe_update_derived( struct softpipe_context *softpipe );
166
167
168boolean softpipe_draw_arrays(struct pipe_context *pipe, unsigned mode,
169			     unsigned start, unsigned count);
170
171boolean softpipe_draw_elements(struct pipe_context *pipe,
172			       struct pipe_buffer *indexBuffer,
173			       unsigned indexSize,
174			       unsigned mode, unsigned start, unsigned count);
175boolean
176softpipe_draw_range_elements(struct pipe_context *pipe,
177                             struct pipe_buffer *indexBuffer,
178                             unsigned indexSize,
179                             unsigned min_index,
180                             unsigned max_index,
181                             unsigned mode, unsigned start, unsigned count);
182
183void
184softpipe_set_edgeflags(struct pipe_context *pipe, const unsigned *edgeflags);
185
186
187void
188softpipe_map_transfers(struct softpipe_context *sp);
189
190void
191softpipe_unmap_transfers(struct softpipe_context *sp);
192
193void
194softpipe_map_texture_surfaces(struct softpipe_context *sp);
195
196void
197softpipe_unmap_texture_surfaces(struct softpipe_context *sp);
198
199
200struct vertex_info *
201softpipe_get_vertex_info(struct softpipe_context *softpipe);
202
203struct vertex_info *
204softpipe_get_vbuf_vertex_info(struct softpipe_context *softpipe);
205
206
207#endif
208