1 /**************************************************************************
3 * Copyright 2007 VMware, Inc.
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 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.
26 **************************************************************************/
28 /* Authors: Keith Whitwell <keithw@vmware.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
61 struct tgsi_exec_machine
;
65 struct sp_fragment_shader_variant_key
67 boolean polygon_stipple
;
71 struct sp_fragment_shader_variant
73 const struct tgsi_token
*tokens
;
74 struct sp_fragment_shader_variant_key key
;
75 struct tgsi_shader_info info
;
77 unsigned stipple_sampler_unit
;
79 /* See comments about this elsewhere */
81 struct draw_fragment_shader
*draw_shader
;
84 void (*prepare
)(const struct sp_fragment_shader_variant
*shader
,
85 struct tgsi_exec_machine
*machine
,
86 struct tgsi_sampler
*sampler
,
87 struct tgsi_image
*image
,
88 struct tgsi_buffer
*buffer
);
90 unsigned (*run
)(const struct sp_fragment_shader_variant
*shader
,
91 struct tgsi_exec_machine
*machine
,
92 struct quad_header
*quad
,
93 bool early_depth_test
);
95 /* Deletes this instance of the object */
96 void (*delete)(struct sp_fragment_shader_variant
*shader
,
97 struct tgsi_exec_machine
*machine
);
99 struct sp_fragment_shader_variant
*next
;
103 /** Subclass of pipe_shader_state */
104 struct sp_fragment_shader
{
105 struct pipe_shader_state shader
;
106 struct sp_fragment_shader_variant
*variants
;
107 struct draw_fragment_shader
*draw_shader
;
111 /** Subclass of pipe_shader_state */
112 struct sp_vertex_shader
{
113 struct pipe_shader_state shader
;
114 struct draw_vertex_shader
*draw_data
;
115 int max_sampler
; /* -1 if no samplers */
118 /** Subclass of pipe_shader_state */
119 struct sp_geometry_shader
{
120 struct pipe_shader_state shader
;
121 struct draw_geometry_shader
*draw_data
;
125 struct sp_velems_state
{
127 struct pipe_vertex_element velem
[PIPE_MAX_ATTRIBS
];
131 struct pipe_stream_output_info base
;
134 /** Subclass of pipe_compute_state */
135 struct sp_compute_shader
{
136 struct pipe_compute_state shader
;
137 struct tgsi_token
*tokens
;
138 struct tgsi_shader_info info
;
139 int max_sampler
; /* -1 if no samplers */
143 softpipe_init_blend_funcs(struct pipe_context
*pipe
);
146 softpipe_init_clip_funcs(struct pipe_context
*pipe
);
149 softpipe_init_sampler_funcs(struct pipe_context
*pipe
);
152 softpipe_init_rasterizer_funcs(struct pipe_context
*pipe
);
155 softpipe_init_shader_funcs(struct pipe_context
*pipe
);
158 softpipe_init_streamout_funcs(struct pipe_context
*pipe
);
161 softpipe_init_vertex_funcs(struct pipe_context
*pipe
);
164 softpipe_init_image_funcs(struct pipe_context
*pipe
);
167 softpipe_set_framebuffer_state(struct pipe_context
*,
168 const struct pipe_framebuffer_state
*);
171 softpipe_update_derived(struct softpipe_context
*softpipe
, unsigned prim
);
174 softpipe_set_sampler_views(struct pipe_context
*pipe
,
175 enum pipe_shader_type shader
,
178 struct pipe_sampler_view
**views
);
182 softpipe_draw_vbo(struct pipe_context
*pipe
,
183 const struct pipe_draw_info
*info
);
186 softpipe_map_texture_surfaces(struct softpipe_context
*sp
);
189 softpipe_unmap_texture_surfaces(struct softpipe_context
*sp
);
193 softpipe_get_vbuf_vertex_info(struct softpipe_context
*softpipe
);
196 struct sp_fragment_shader_variant
*
197 softpipe_find_fs_variant(struct softpipe_context
*softpipe
,
198 struct sp_fragment_shader
*fs
,
199 const struct sp_fragment_shader_variant_key
*key
);
202 struct sp_fragment_shader_variant
*
203 softpipe_find_fs_variant(struct softpipe_context
*softpipe
,
204 struct sp_fragment_shader
*fs
,
205 const struct sp_fragment_shader_variant_key
*key
);
208 softpipe_prepare_vertex_sampling(struct softpipe_context
*ctx
,
210 struct pipe_sampler_view
**views
);
212 softpipe_cleanup_vertex_sampling(struct softpipe_context
*ctx
);
216 softpipe_prepare_geometry_sampling(struct softpipe_context
*ctx
,
218 struct pipe_sampler_view
**views
);
220 softpipe_cleanup_geometry_sampling(struct softpipe_context
*ctx
);
224 softpipe_launch_grid(struct pipe_context
*context
,
225 const struct pipe_grid_info
*info
);
228 softpipe_update_compute_samplers(struct softpipe_context
*softpipe
);