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
;
64 * Subclass of pipe_shader_state (though it doesn't really need to be).
66 * This is starting to look an awful lot like a quad pipeline stage...
68 struct sp_fragment_shader
{
69 struct pipe_shader_state shader
;
71 struct tgsi_shader_info info
;
73 struct draw_fragment_shader
*draw_shader
;
75 boolean origin_lower_left
; /**< fragment shader uses lower left position origin? */
76 boolean pixel_center_integer
; /**< fragment shader uses integer pixel center? */
78 void (*prepare
)( const struct sp_fragment_shader
*shader
,
79 struct tgsi_exec_machine
*machine
,
80 struct tgsi_sampler
**samplers
);
82 /* Run the shader - this interface will get cleaned up in the
85 unsigned (*run
)( const struct sp_fragment_shader
*shader
,
86 struct tgsi_exec_machine
*machine
,
87 struct quad_header
*quad
);
90 void (*delete)( struct sp_fragment_shader
* );
94 /** Subclass of pipe_shader_state */
95 struct sp_vertex_shader
{
96 struct pipe_shader_state shader
;
97 struct draw_vertex_shader
*draw_data
;
98 int max_sampler
; /* -1 if no samplers */
101 /** Subclass of pipe_shader_state */
102 struct sp_geometry_shader
{
103 struct pipe_shader_state shader
;
104 struct draw_geometry_shader
*draw_data
;
108 struct sp_velems_state
{
110 struct pipe_vertex_element velem
[PIPE_MAX_ATTRIBS
];
114 struct pipe_stream_output_state base
;
119 softpipe_create_blend_state(struct pipe_context
*,
120 const struct pipe_blend_state
*);
121 void softpipe_bind_blend_state(struct pipe_context
*,
123 void softpipe_delete_blend_state(struct pipe_context
*,
127 softpipe_create_sampler_state(struct pipe_context
*,
128 const struct pipe_sampler_state
*);
129 void softpipe_bind_sampler_states(struct pipe_context
*, unsigned, void **);
131 softpipe_bind_vertex_sampler_states(struct pipe_context
*,
132 unsigned num_samplers
,
135 softpipe_bind_geometry_sampler_states(struct pipe_context
*,
136 unsigned num_samplers
,
138 void softpipe_delete_sampler_state(struct pipe_context
*, void *);
141 softpipe_create_depth_stencil_state(struct pipe_context
*,
142 const struct pipe_depth_stencil_alpha_state
*);
143 void softpipe_bind_depth_stencil_state(struct pipe_context
*, void *);
144 void softpipe_delete_depth_stencil_state(struct pipe_context
*, void *);
147 softpipe_create_rasterizer_state(struct pipe_context
*,
148 const struct pipe_rasterizer_state
*);
149 void softpipe_bind_rasterizer_state(struct pipe_context
*, void *);
150 void softpipe_delete_rasterizer_state(struct pipe_context
*, void *);
152 void softpipe_set_framebuffer_state( struct pipe_context
*,
153 const struct pipe_framebuffer_state
* );
155 void softpipe_set_blend_color( struct pipe_context
*pipe
,
156 const struct pipe_blend_color
*blend_color
);
158 void softpipe_set_stencil_ref( struct pipe_context
*pipe
,
159 const struct pipe_stencil_ref
*stencil_ref
);
161 void softpipe_set_clip_state( struct pipe_context
*,
162 const struct pipe_clip_state
* );
164 void softpipe_set_sample_mask( struct pipe_context
*,
165 unsigned sample_mask
);
168 softpipe_init_shader_funcs(struct pipe_context
*pipe
);
170 void *softpipe_create_vertex_elements_state(struct pipe_context
*,
172 const struct pipe_vertex_element
*);
173 void softpipe_bind_vertex_elements_state(struct pipe_context
*, void *);
174 void softpipe_delete_vertex_elements_state(struct pipe_context
*, void *);
176 void softpipe_set_polygon_stipple( struct pipe_context
*,
177 const struct pipe_poly_stipple
* );
179 void softpipe_set_scissor_state( struct pipe_context
*,
180 const struct pipe_scissor_state
* );
182 void softpipe_set_sampler_views( struct pipe_context
*,
184 struct pipe_sampler_view
** );
187 softpipe_set_vertex_sampler_views(struct pipe_context
*,
189 struct pipe_sampler_view
**);
192 softpipe_set_geometry_sampler_views(struct pipe_context
*,
194 struct pipe_sampler_view
**);
196 struct pipe_sampler_view
*
197 softpipe_create_sampler_view(struct pipe_context
*pipe
,
198 struct pipe_resource
*texture
,
199 const struct pipe_sampler_view
*templ
);
202 softpipe_sampler_view_destroy(struct pipe_context
*pipe
,
203 struct pipe_sampler_view
*view
);
205 void softpipe_set_viewport_state( struct pipe_context
*,
206 const struct pipe_viewport_state
* );
208 void softpipe_set_vertex_buffers(struct pipe_context
*,
210 const struct pipe_vertex_buffer
*);
212 void softpipe_set_index_buffer(struct pipe_context
*,
213 const struct pipe_index_buffer
*);
216 void softpipe_update_derived( struct softpipe_context
*softpipe
);
220 softpipe_draw_vbo(struct pipe_context
*pipe
,
221 const struct pipe_draw_info
*info
);
223 void softpipe_draw_stream_output(struct pipe_context
*pipe
, unsigned mode
);
226 softpipe_map_transfers(struct softpipe_context
*sp
);
229 softpipe_unmap_transfers(struct softpipe_context
*sp
);
232 softpipe_map_texture_surfaces(struct softpipe_context
*sp
);
235 softpipe_unmap_texture_surfaces(struct softpipe_context
*sp
);
239 softpipe_get_vertex_info(struct softpipe_context
*softpipe
);
242 softpipe_get_vbuf_vertex_info(struct softpipe_context
*softpipe
);
245 softpipe_create_stream_output_state(
246 struct pipe_context
*pipe
,
247 const struct pipe_stream_output_state
*templ
);
249 softpipe_bind_stream_output_state(struct pipe_context
*pipe
,
252 softpipe_delete_stream_output_state(struct pipe_context
*pipe
, void *so
);
255 softpipe_set_stream_output_buffers(struct pipe_context
*pipe
,
256 struct pipe_resource
**buffers
,