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"
37 #include "gallivm/lp_bld.h"
38 #include "gallivm/lp_bld_sample.h" /* for struct lp_sampler_static_state */
41 #define LP_NEW_VIEWPORT 0x1
42 #define LP_NEW_RASTERIZER 0x2
44 #define LP_NEW_BLEND 0x8
45 #define LP_NEW_CLIP 0x10
46 #define LP_NEW_SCISSOR 0x20
47 #define LP_NEW_STIPPLE 0x40
48 #define LP_NEW_FRAMEBUFFER 0x80
49 #define LP_NEW_DEPTH_STENCIL_ALPHA 0x100
50 #define LP_NEW_CONSTANTS 0x200
51 #define LP_NEW_SAMPLER 0x400
52 #define LP_NEW_SAMPLER_VIEW 0x800
53 #define LP_NEW_VERTEX 0x1000
54 #define LP_NEW_VS 0x2000
55 #define LP_NEW_QUERY 0x4000
56 #define LP_NEW_BLEND_COLOR 0x8000
61 struct llvmpipe_context
;
63 struct lp_fragment_shader
;
66 struct lp_fragment_shader_variant_key
68 struct pipe_depth_state depth
;
69 struct pipe_stencil_state stencil
[2];
70 struct pipe_alpha_state alpha
;
71 struct pipe_blend_state blend
;
72 enum pipe_format zsbuf_format
;
76 unsigned occlusion_count
:1;
80 } cbuf_blend
[PIPE_MAX_COLOR_BUFS
];
82 struct lp_sampler_static_state sampler
[PIPE_MAX_SAMPLERS
];
86 struct lp_fragment_shader_variant
88 struct lp_fragment_shader_variant_key key
;
90 LLVMValueRef function
[2];
92 lp_jit_frag_func jit_function
[2];
94 struct lp_fragment_shader_variant
*next
;
98 /** Subclass of pipe_shader_state */
99 struct lp_fragment_shader
101 struct pipe_shader_state base
;
103 struct tgsi_shader_info info
;
105 struct lp_fragment_shader_variant
*variants
;
109 /** Subclass of pipe_shader_state */
110 struct lp_vertex_shader
112 struct pipe_shader_state shader
;
113 struct draw_vertex_shader
*draw_data
;
117 /** Vertex element state */
118 struct lp_velems_state
121 struct pipe_vertex_element velem
[PIPE_MAX_ATTRIBS
];
126 llvmpipe_set_framebuffer_state(struct pipe_context
*,
127 const struct pipe_framebuffer_state
*);
130 llvmpipe_update_fs(struct llvmpipe_context
*lp
);
133 llvmpipe_update_derived(struct llvmpipe_context
*llvmpipe
);
136 llvmpipe_init_sampler_funcs(struct llvmpipe_context
*llvmpipe
);
139 llvmpipe_init_blend_funcs(struct llvmpipe_context
*llvmpipe
);
142 llvmpipe_init_vertex_funcs(struct llvmpipe_context
*llvmpipe
);
145 llvmpipe_init_draw_funcs(struct llvmpipe_context
*llvmpipe
);
148 llvmpipe_init_clip_funcs(struct llvmpipe_context
*llvmpipe
);
151 llvmpipe_init_fs_funcs(struct llvmpipe_context
*llvmpipe
);
154 llvmpipe_init_vs_funcs(struct llvmpipe_context
*llvmpipe
);
157 llvmpipe_init_rasterizer_funcs(struct llvmpipe_context
*llvmpipe
);