1 /**************************************************************************
3 * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
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:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
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.
26 **************************************************************************/
28 /* Authors: Keith Whitwell <keith@tungstengraphics.com>
34 #include "pipe/p_state.h"
35 #include "tgsi/tgsi_scan.h"
38 #define SP_NEW_VIEWPORT 0x1
39 #define SP_NEW_RASTERIZER 0x2
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 #define SP_NEW_SO 0x10000
55 #define SP_NEW_SO_BUFFERS 0x20000
59 struct tgsi_exec_machine
;
63 struct sp_fragment_shader_variant_key
65 boolean polygon_stipple
;
69 struct sp_fragment_shader_variant
71 const struct tgsi_token
*tokens
;
72 struct sp_fragment_shader_variant_key key
;
73 struct tgsi_shader_info info
;
75 unsigned stipple_sampler_unit
;
77 /* See comments about this elsewhere */
79 struct draw_fragment_shader
*draw_shader
;
82 void (*prepare
)(const struct sp_fragment_shader_variant
*shader
,
83 struct tgsi_exec_machine
*machine
,
84 struct tgsi_sampler
**samplers
);
86 unsigned (*run
)(const struct sp_fragment_shader_variant
*shader
,
87 struct tgsi_exec_machine
*machine
,
88 struct quad_header
*quad
);
90 /* Deletes this instance of the object */
91 void (*delete)(struct sp_fragment_shader_variant
*shader
);
93 struct sp_fragment_shader_variant
*next
;
97 /** Subclass of pipe_shader_state */
98 struct sp_fragment_shader
{
99 struct pipe_shader_state shader
;
100 struct sp_fragment_shader_variant
*variants
;
101 struct draw_fragment_shader
*draw_shader
;
105 /** Subclass of pipe_shader_state */
106 struct sp_vertex_shader
{
107 struct pipe_shader_state shader
;
108 struct draw_vertex_shader
*draw_data
;
109 int max_sampler
; /* -1 if no samplers */
112 /** Subclass of pipe_shader_state */
113 struct sp_geometry_shader
{
114 struct pipe_shader_state shader
;
115 struct draw_geometry_shader
*draw_data
;
119 struct sp_velems_state
{
121 struct pipe_vertex_element velem
[PIPE_MAX_ATTRIBS
];
125 struct pipe_stream_output_state base
;
130 softpipe_init_blend_funcs(struct pipe_context
*pipe
);
133 softpipe_init_clip_funcs(struct pipe_context
*pipe
);
136 softpipe_init_sampler_funcs(struct pipe_context
*pipe
);
139 softpipe_init_rasterizer_funcs(struct pipe_context
*pipe
);
142 softpipe_init_shader_funcs(struct pipe_context
*pipe
);
145 softpipe_init_streamout_funcs(struct pipe_context
*pipe
);
148 softpipe_init_vertex_funcs(struct pipe_context
*pipe
);
151 softpipe_set_framebuffer_state(struct pipe_context
*,
152 const struct pipe_framebuffer_state
*);
155 softpipe_update_derived(struct softpipe_context
*softpipe
, unsigned prim
);
158 softpipe_draw_vbo(struct pipe_context
*pipe
,
159 const struct pipe_draw_info
*info
);
162 softpipe_draw_stream_output(struct pipe_context
*pipe
, unsigned mode
);
165 softpipe_map_transfers(struct softpipe_context
*sp
);
168 softpipe_unmap_transfers(struct softpipe_context
*sp
);
171 softpipe_map_texture_surfaces(struct softpipe_context
*sp
);
174 softpipe_unmap_texture_surfaces(struct softpipe_context
*sp
);
178 softpipe_get_vertex_info(struct softpipe_context
*softpipe
);
181 softpipe_get_vbuf_vertex_info(struct softpipe_context
*softpipe
);
184 struct sp_fragment_shader_variant
*
185 softpipe_find_fs_variant(struct softpipe_context
*softpipe
,
186 struct sp_fragment_shader
*fs
,
187 const struct sp_fragment_shader_variant_key
*key
);
190 struct sp_fragment_shader_variant
*
191 softpipe_find_fs_variant(struct softpipe_context
*softpipe
,
192 struct sp_fragment_shader
*fs
,
193 const struct sp_fragment_shader_variant_key
*key
);