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 **************************************************************************/
30 #include "pipe/p_compiler.h"
39 LP_INTERP_PERSPECTIVE
,
44 /* Describes how to generate all the fragment shader inputs from the
45 * the vertices passed into our triangle/line/point functions.
47 * Vertices are treated as an array of float[4] values, indexed by
50 struct lp_shader_input
{
51 enum lp_interp interp
; /* how to interpolate values */
52 unsigned src_index
; /* where to find values in incoming vertices */
58 struct pipe_blend_color
;
60 struct pipe_framebuffer_state
;
61 struct lp_fragment_shader
;
62 struct lp_jit_context
;
64 struct setup_context
*
65 lp_setup_create( struct pipe_screen
*screen
,
66 struct draw_context
*draw
);
69 lp_setup_clear(struct setup_context
*setup
,
70 const float *clear_color
,
72 unsigned clear_stencil
,
75 struct pipe_fence_handle
*
76 lp_setup_fence( struct setup_context
*setup
);
80 lp_setup_flush( struct setup_context
*setup
,
85 lp_setup_bind_framebuffer( struct setup_context
*setup
,
86 const struct pipe_framebuffer_state
*fb
);
89 lp_setup_set_triangle_state( struct setup_context
*setup
,
91 boolean front_is_ccw
);
94 lp_setup_set_fs_inputs( struct setup_context
*setup
,
95 const struct lp_shader_input
*interp
,
99 lp_setup_set_fs_function( struct setup_context
*setup
,
100 lp_jit_frag_func jit_function
);
103 lp_setup_set_fs_constants(struct setup_context
*setup
,
104 struct pipe_buffer
*buffer
);
108 lp_setup_set_alpha_ref_value( struct setup_context
*setup
,
109 float alpha_ref_value
);
112 lp_setup_set_blend_color( struct setup_context
*setup
,
113 const struct pipe_blend_color
*blend_color
);
116 lp_setup_set_sampler_textures( struct setup_context
*setup
,
117 unsigned num
, struct pipe_texture
**texture
);
120 lp_setup_is_texture_referenced( struct setup_context
*setup
,
121 const struct pipe_texture
*texture
);
124 lp_setup_set_flatshade_first( struct setup_context
*setup
,
125 boolean flatshade_first
);
128 lp_setup_set_vertex_info( struct setup_context
*setup
,
129 struct vertex_info
*info
);