sp_state.h revision f6106566081978f663cf08e54bb8908cb58a5316 
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#define SP_NEW_GS            0x8000
54
55
56struct tgsi_sampler;
57struct tgsi_exec_machine;
58struct vertex_info;
59
60
61/**
62 * Subclass of pipe_shader_state (though it doesn't really need to be).
63 *
64 * This is starting to look an awful lot like a quad pipeline stage...
65 */
66struct sp_fragment_shader {
67   struct pipe_shader_state shader;
68
69   struct tgsi_shader_info info;
70
71   boolean origin_lower_left; /**< fragment shader uses lower left position origin? */
72   boolean pixel_center_integer; /**< fragment shader uses integer pixel center? */
73
74   void (*prepare)( const struct sp_fragment_shader *shader,
75		    struct tgsi_exec_machine *machine,
76		    struct tgsi_sampler **samplers);
77
78   /* Run the shader - this interface will get cleaned up in the
79    * future:
80    */
81   unsigned (*run)( const struct sp_fragment_shader *shader,
82		    struct tgsi_exec_machine *machine,
83		    struct quad_header *quad );
84
85
86   void (*delete)( struct sp_fragment_shader * );
87};
88
89
90/** Subclass of pipe_shader_state */
91struct sp_vertex_shader {
92   struct pipe_shader_state shader;
93   struct draw_vertex_shader *draw_data;
94   int max_sampler;             /* -1 if no samplers */
95};
96
97/** Subclass of pipe_shader_state */
98struct sp_geometry_shader {
99   struct pipe_shader_state shader;
100   struct draw_geometry_shader *draw_data;
101};
102
103
104void *
105softpipe_create_blend_state(struct pipe_context *,
106                            const struct pipe_blend_state *);
107void softpipe_bind_blend_state(struct pipe_context *,
108                               void *);
109void softpipe_delete_blend_state(struct pipe_context *,
110                                 void *);
111
112void *
113softpipe_create_sampler_state(struct pipe_context *,
114                              const struct pipe_sampler_state *);
115void softpipe_bind_sampler_states(struct pipe_context *, unsigned, void **);
116void
117softpipe_bind_vertex_sampler_states(struct pipe_context *,
118                                    unsigned num_samplers,
119                                    void **samplers);
120void softpipe_delete_sampler_state(struct pipe_context *, void *);
121
122void *
123softpipe_create_depth_stencil_state(struct pipe_context *,
124                                    const struct pipe_depth_stencil_alpha_state *);
125void softpipe_bind_depth_stencil_state(struct pipe_context *, void *);
126void softpipe_delete_depth_stencil_state(struct pipe_context *, void *);
127
128void *
129softpipe_create_rasterizer_state(struct pipe_context *,
130                                 const struct pipe_rasterizer_state *);
131void softpipe_bind_rasterizer_state(struct pipe_context *, void *);
132void softpipe_delete_rasterizer_state(struct pipe_context *, void *);
133
134void softpipe_set_framebuffer_state( struct pipe_context *,
135                                     const struct pipe_framebuffer_state * );
136
137void softpipe_set_blend_color( struct pipe_context *pipe,
138                               const struct pipe_blend_color *blend_color );
139
140void softpipe_set_stencil_ref( struct pipe_context *pipe,
141                               const struct pipe_stencil_ref *stencil_ref );
142
143void softpipe_set_clip_state( struct pipe_context *,
144                              const struct pipe_clip_state * );
145
146void softpipe_set_constant_buffer(struct pipe_context *,
147                                  uint shader, uint index,
148                                  struct pipe_buffer *buf);
149
150void *softpipe_create_fs_state(struct pipe_context *,
151                               const struct pipe_shader_state *);
152void softpipe_bind_fs_state(struct pipe_context *, void *);
153void softpipe_delete_fs_state(struct pipe_context *, void *);
154void *softpipe_create_vs_state(struct pipe_context *,
155                               const struct pipe_shader_state *);
156void softpipe_bind_vs_state(struct pipe_context *, void *);
157void softpipe_delete_vs_state(struct pipe_context *, void *);
158void *softpipe_create_gs_state(struct pipe_context *,
159                               const struct pipe_shader_state *);
160void softpipe_bind_gs_state(struct pipe_context *, void *);
161void softpipe_delete_gs_state(struct pipe_context *, void *);
162
163void softpipe_set_polygon_stipple( struct pipe_context *,
164				  const struct pipe_poly_stipple * );
165
166void softpipe_set_scissor_state( struct pipe_context *,
167                                 const struct pipe_scissor_state * );
168
169void softpipe_set_sampler_views( struct pipe_context *,
170                                 unsigned num,
171                                 struct pipe_sampler_view ** );
172
173void
174softpipe_set_vertex_sampler_views(struct pipe_context *,
175                                  unsigned num,
176                                  struct pipe_sampler_view **);
177
178void softpipe_set_viewport_state( struct pipe_context *,
179                                  const struct pipe_viewport_state * );
180
181void softpipe_set_vertex_elements(struct pipe_context *,
182                                  unsigned count,
183                                  const struct pipe_vertex_element *);
184
185void softpipe_set_vertex_buffers(struct pipe_context *,
186                                 unsigned count,
187                                 const struct pipe_vertex_buffer *);
188
189
190void softpipe_update_derived( struct softpipe_context *softpipe );
191
192
193void softpipe_draw_arrays(struct pipe_context *pipe, unsigned mode,
194                          unsigned start, unsigned count);
195
196void softpipe_draw_elements(struct pipe_context *pipe,
197                            struct pipe_buffer *indexBuffer,
198                            unsigned indexSize,
199                            unsigned mode, unsigned start, unsigned count);
200void
201softpipe_draw_range_elements(struct pipe_context *pipe,
202                             struct pipe_buffer *indexBuffer,
203                             unsigned indexSize,
204                             unsigned min_index,
205                             unsigned max_index,
206                             unsigned mode, unsigned start, unsigned count);
207
208void
209softpipe_draw_arrays_instanced(struct pipe_context *pipe,
210                               unsigned mode,
211                               unsigned start,
212                               unsigned count,
213                               unsigned startInstance,
214                               unsigned instanceCount);
215
216void
217softpipe_draw_elements_instanced(struct pipe_context *pipe,
218                                 struct pipe_buffer *indexBuffer,
219                                 unsigned indexSize,
220                                 unsigned mode,
221                                 unsigned start,
222                                 unsigned count,
223                                 unsigned startInstance,
224                                 unsigned instanceCount);
225
226void
227softpipe_map_transfers(struct softpipe_context *sp);
228
229void
230softpipe_unmap_transfers(struct softpipe_context *sp);
231
232void
233softpipe_map_texture_surfaces(struct softpipe_context *sp);
234
235void
236softpipe_unmap_texture_surfaces(struct softpipe_context *sp);
237
238
239struct vertex_info *
240softpipe_get_vertex_info(struct softpipe_context *softpipe);
241
242struct vertex_info *
243softpipe_get_vbuf_vertex_info(struct softpipe_context *softpipe);
244
245
246#endif
247