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;
103 struct sp_velems_state {
105 struct pipe_vertex_element velem[PIPE_MAX_ATTRIBS];
110 softpipe_create_blend_state(struct pipe_context *,
111 const struct pipe_blend_state *);
112 void softpipe_bind_blend_state(struct pipe_context *,
114 void softpipe_delete_blend_state(struct pipe_context *,
118 softpipe_create_sampler_state(struct pipe_context *,
119 const struct pipe_sampler_state *);
120 void softpipe_bind_sampler_states(struct pipe_context *, unsigned, void **);
122 softpipe_bind_vertex_sampler_states(struct pipe_context *,
123 unsigned num_samplers,
125 void softpipe_delete_sampler_state(struct pipe_context *, void *);
128 softpipe_create_depth_stencil_state(struct pipe_context *,
129 const struct pipe_depth_stencil_alpha_state *);
130 void softpipe_bind_depth_stencil_state(struct pipe_context *, void *);
131 void softpipe_delete_depth_stencil_state(struct pipe_context *, void *);
134 softpipe_create_rasterizer_state(struct pipe_context *,
135 const struct pipe_rasterizer_state *);
136 void softpipe_bind_rasterizer_state(struct pipe_context *, void *);
137 void softpipe_delete_rasterizer_state(struct pipe_context *, void *);
139 void softpipe_set_framebuffer_state( struct pipe_context *,
140 const struct pipe_framebuffer_state * );
142 void softpipe_set_blend_color( struct pipe_context *pipe,
143 const struct pipe_blend_color *blend_color );
145 void softpipe_set_stencil_ref( struct pipe_context *pipe,
146 const struct pipe_stencil_ref *stencil_ref );
148 void softpipe_set_clip_state( struct pipe_context *,
149 const struct pipe_clip_state * );
151 void softpipe_set_constant_buffer(struct pipe_context *,
152 uint shader, uint index,
153 struct pipe_resource *buf);
155 void *softpipe_create_fs_state(struct pipe_context *,
156 const struct pipe_shader_state *);
157 void softpipe_bind_fs_state(struct pipe_context *, void *);
158 void softpipe_delete_fs_state(struct pipe_context *, void *);
159 void *softpipe_create_vs_state(struct pipe_context *,
160 const struct pipe_shader_state *);
161 void softpipe_bind_vs_state(struct pipe_context *, void *);
162 void softpipe_delete_vs_state(struct pipe_context *, void *);
163 void *softpipe_create_gs_state(struct pipe_context *,
164 const struct pipe_shader_state *);
165 void softpipe_bind_gs_state(struct pipe_context *, void *);
166 void softpipe_delete_gs_state(struct pipe_context *, void *);
168 void *softpipe_create_vertex_elements_state(struct pipe_context *,
170 const struct pipe_vertex_element *);
171 void softpipe_bind_vertex_elements_state(struct pipe_context *, void *);
172 void softpipe_delete_vertex_elements_state(struct pipe_context *, void *);
174 void softpipe_set_polygon_stipple( struct pipe_context *,
175 const struct pipe_poly_stipple * );
177 void softpipe_set_scissor_state( struct pipe_context *,
178 const struct pipe_scissor_state * );
180 void softpipe_set_sampler_views( struct pipe_context *,
182 struct pipe_sampler_view ** );
185 softpipe_set_vertex_sampler_views(struct pipe_context *,
187 struct pipe_sampler_view **);
189 struct pipe_sampler_view *
190 softpipe_create_sampler_view(struct pipe_context *pipe,
191 struct pipe_resource *texture,
192 const struct pipe_sampler_view *templ);
195 softpipe_sampler_view_destroy(struct pipe_context *pipe,
196 struct pipe_sampler_view *view);
198 void softpipe_set_viewport_state( struct pipe_context *,
199 const struct pipe_viewport_state * );
201 void softpipe_set_vertex_buffers(struct pipe_context *,
203 const struct pipe_vertex_buffer *);
206 void softpipe_update_derived( struct softpipe_context *softpipe );
209 void softpipe_draw_arrays(struct pipe_context *pipe, unsigned mode,
210 unsigned start, unsigned count);
212 void softpipe_draw_elements(struct pipe_context *pipe,
213 struct pipe_resource *indexBuffer,
215 unsigned mode, unsigned start, unsigned count);
217 softpipe_draw_range_elements(struct pipe_context *pipe,
218 struct pipe_resource *indexBuffer,
222 unsigned mode, unsigned start, unsigned count);
225 softpipe_draw_arrays_instanced(struct pipe_context *pipe,
229 unsigned startInstance,
230 unsigned instanceCount);
233 softpipe_draw_elements_instanced(struct pipe_context *pipe,
234 struct pipe_resource *indexBuffer,
239 unsigned startInstance,
240 unsigned instanceCount);
243 softpipe_map_transfers(struct softpipe_context *sp);
246 softpipe_unmap_transfers(struct softpipe_context *sp);
249 softpipe_map_texture_surfaces(struct softpipe_context *sp);
252 softpipe_unmap_texture_surfaces(struct softpipe_context *sp);
256 softpipe_get_vertex_info(struct softpipe_context *softpipe);
259 softpipe_get_vbuf_vertex_info(struct softpipe_context *softpipe);