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
57 struct tgsi_exec_machine
;
62 * Subclass of pipe_shader_state (though it doesn't really need to be).
64 * This is starting to look an awful lot like a quad pipeline stage...
66 struct sp_fragment_shader
{
67 struct pipe_shader_state shader
;
69 struct tgsi_shader_info info
;
71 boolean origin_lower_left
; /**< fragment shader uses lower left position origin? */
72 boolean pixel_center_integer
; /**< fragment shader uses integer pixel center? */
74 void (*prepare
)( const struct sp_fragment_shader
*shader
,
75 struct tgsi_exec_machine
*machine
,
76 struct tgsi_sampler
**samplers
);
78 /* Run the shader - this interface will get cleaned up in the
81 unsigned (*run
)( const struct sp_fragment_shader
*shader
,
82 struct tgsi_exec_machine
*machine
,
83 struct quad_header
*quad
);
86 void (*delete)( struct sp_fragment_shader
* );
90 /** Subclass of pipe_shader_state */
91 struct sp_vertex_shader
{
92 struct pipe_shader_state shader
;
93 struct draw_vertex_shader
*draw_data
;
94 int max_sampler
; /* -1 if no samplers */
97 /** Subclass of pipe_shader_state */
98 struct sp_geometry_shader
{
99 struct pipe_shader_state shader
;
100 struct draw_geometry_shader
*draw_data
;
105 softpipe_create_blend_state(struct pipe_context
*,
106 const struct pipe_blend_state
*);
107 void softpipe_bind_blend_state(struct pipe_context
*,
109 void softpipe_delete_blend_state(struct pipe_context
*,
113 softpipe_create_sampler_state(struct pipe_context
*,
114 const struct pipe_sampler_state
*);
115 void softpipe_bind_sampler_states(struct pipe_context
*, unsigned, void **);
117 softpipe_bind_vertex_sampler_states(struct pipe_context
*,
118 unsigned num_samplers
,
120 void softpipe_delete_sampler_state(struct pipe_context
*, void *);
123 softpipe_create_depth_stencil_state(struct pipe_context
*,
124 const struct pipe_depth_stencil_alpha_state
*);
125 void softpipe_bind_depth_stencil_state(struct pipe_context
*, void *);
126 void softpipe_delete_depth_stencil_state(struct pipe_context
*, void *);
129 softpipe_create_rasterizer_state(struct pipe_context
*,
130 const struct pipe_rasterizer_state
*);
131 void softpipe_bind_rasterizer_state(struct pipe_context
*, void *);
132 void softpipe_delete_rasterizer_state(struct pipe_context
*, void *);
134 void softpipe_set_framebuffer_state( struct pipe_context
*,
135 const struct pipe_framebuffer_state
* );
137 void softpipe_set_blend_color( struct pipe_context
*pipe
,
138 const struct pipe_blend_color
*blend_color
);
140 void softpipe_set_clip_state( struct pipe_context
*,
141 const struct pipe_clip_state
* );
143 void softpipe_set_constant_buffer(struct pipe_context
*,
144 uint shader
, uint index
,
145 struct pipe_buffer
*buf
);
147 void *softpipe_create_fs_state(struct pipe_context
*,
148 const struct pipe_shader_state
*);
149 void softpipe_bind_fs_state(struct pipe_context
*, void *);
150 void softpipe_delete_fs_state(struct pipe_context
*, void *);
151 void *softpipe_create_vs_state(struct pipe_context
*,
152 const struct pipe_shader_state
*);
153 void softpipe_bind_vs_state(struct pipe_context
*, void *);
154 void softpipe_delete_vs_state(struct pipe_context
*, void *);
155 void *softpipe_create_gs_state(struct pipe_context
*,
156 const struct pipe_shader_state
*);
157 void softpipe_bind_gs_state(struct pipe_context
*, void *);
158 void softpipe_delete_gs_state(struct pipe_context
*, void *);
160 void softpipe_set_polygon_stipple( struct pipe_context
*,
161 const struct pipe_poly_stipple
* );
163 void softpipe_set_scissor_state( struct pipe_context
*,
164 const struct pipe_scissor_state
* );
166 void softpipe_set_sampler_textures( struct pipe_context
*,
168 struct pipe_texture
** );
171 softpipe_set_vertex_sampler_textures(struct pipe_context
*,
172 unsigned num_textures
,
173 struct pipe_texture
**);
175 void softpipe_set_viewport_state( struct pipe_context
*,
176 const struct pipe_viewport_state
* );
178 void softpipe_set_vertex_elements(struct pipe_context
*,
180 const struct pipe_vertex_element
*);
182 void softpipe_set_vertex_buffers(struct pipe_context
*,
184 const struct pipe_vertex_buffer
*);
187 void softpipe_update_derived( struct softpipe_context
*softpipe
);
190 void softpipe_draw_arrays(struct pipe_context
*pipe
, unsigned mode
,
191 unsigned start
, unsigned count
);
193 void softpipe_draw_elements(struct pipe_context
*pipe
,
194 struct pipe_buffer
*indexBuffer
,
196 unsigned mode
, unsigned start
, unsigned count
);
198 softpipe_draw_range_elements(struct pipe_context
*pipe
,
199 struct pipe_buffer
*indexBuffer
,
203 unsigned mode
, unsigned start
, unsigned count
);
206 softpipe_draw_arrays_instanced(struct pipe_context
*pipe
,
210 unsigned startInstance
,
211 unsigned instanceCount
);
214 softpipe_draw_elements_instanced(struct pipe_context
*pipe
,
215 struct pipe_buffer
*indexBuffer
,
220 unsigned startInstance
,
221 unsigned instanceCount
);
224 softpipe_map_transfers(struct softpipe_context
*sp
);
227 softpipe_unmap_transfers(struct softpipe_context
*sp
);
230 softpipe_map_texture_surfaces(struct softpipe_context
*sp
);
233 softpipe_unmap_texture_surfaces(struct softpipe_context
*sp
);
237 softpipe_get_vertex_info(struct softpipe_context
*softpipe
);
240 softpipe_get_vbuf_vertex_info(struct softpipe_context
*softpipe
);