1 /**************************************************************************
3 * Copyright 2010 VMware, Inc.
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 SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
18 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
19 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
20 * USE OR OTHER DEALINGS IN THE SOFTWARE.
22 * The above copyright notice and this permission notice (including the
23 * next paragraph) shall be included in all copies or substantial portions
26 **************************************************************************/
29 #ifndef LP_STATE_FS_H_
30 #define LP_STATE_FS_H_
33 #include "pipe/p_compiler.h"
34 #include "pipe/p_state.h"
35 #include "tgsi/tgsi_scan.h" /* for tgsi_shader_info */
36 #include "gallivm/lp_bld_sample.h" /* for struct lp_sampler_static_state */
40 struct lp_fragment_shader
;
43 /** Indexes into jit_function[] array */
45 #define RAST_EDGE_TEST 1
48 struct lp_fragment_shader_variant_key
50 struct pipe_depth_state depth
;
51 struct pipe_stencil_state stencil
[2];
52 struct pipe_blend_state blend
;
60 unsigned nr_samplers
:8; /* actually derivable from just the shader */
62 unsigned occlusion_count
:1;
64 enum pipe_format zsbuf_format
;
65 enum pipe_format cbuf_format
[PIPE_MAX_COLOR_BUFS
];
67 struct lp_sampler_static_state sampler
[PIPE_MAX_SAMPLERS
];
70 struct lp_fs_variant_list_item
72 struct lp_fragment_shader_variant
*base
;
73 struct lp_fs_variant_list_item
*next
, *prev
;
76 struct lp_fragment_shader_variant
78 struct lp_fragment_shader_variant_key key
;
82 LLVMValueRef function
[2];
84 lp_jit_frag_func jit_function
[2];
86 struct lp_fs_variant_list_item list_item_global
, list_item_local
;
87 struct lp_fragment_shader
*shader
;
89 /* For debugging/profiling purposes */
94 /** Subclass of pipe_shader_state */
95 struct lp_fragment_shader
97 struct pipe_shader_state base
;
99 struct tgsi_shader_info info
;
101 struct lp_fs_variant_list_item variants
;
103 struct draw_fragment_shader
*draw_data
;
105 /* For debugging/profiling purposes */
106 unsigned variant_key_size
;
108 unsigned variants_created
;
109 unsigned variants_cached
;
114 lp_debug_fs_variant(const struct lp_fragment_shader_variant
*variant
);
117 #endif /* LP_STATE_FS_H_ */