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 */
37 #include "gallivm/lp_bld_tgsi.h" /* for lp_tgsi_info */
38 #include "lp_bld_interp.h" /* for struct lp_shader_input */
42 struct lp_fragment_shader;
45 /** Indexes into jit_function[] array */
47 #define RAST_EDGE_TEST 1
50 struct lp_fragment_shader_variant_key
52 struct pipe_depth_state depth;
53 struct pipe_stencil_state stencil[2];
54 struct pipe_blend_state blend;
62 unsigned nr_samplers:8; /* actually derivable from just the shader */
64 unsigned occlusion_count:1;
66 enum pipe_format zsbuf_format;
67 enum pipe_format cbuf_format[PIPE_MAX_COLOR_BUFS];
69 struct lp_sampler_static_state sampler[PIPE_MAX_SAMPLERS];
73 /** doubly-linked list item */
74 struct lp_fs_variant_list_item
76 struct lp_fragment_shader_variant *base;
77 struct lp_fs_variant_list_item *next, *prev;
81 struct lp_fragment_shader_variant
83 struct lp_fragment_shader_variant_key key;
87 LLVMValueRef function[2];
89 lp_jit_frag_func jit_function[2];
91 struct lp_fs_variant_list_item list_item_global, list_item_local;
92 struct lp_fragment_shader *shader;
94 /* For debugging/profiling purposes */
99 /** Subclass of pipe_shader_state */
100 struct lp_fragment_shader
102 struct pipe_shader_state base;
104 struct lp_tgsi_info info;
106 struct lp_fs_variant_list_item variants;
108 struct draw_fragment_shader *draw_data;
110 /* For debugging/profiling purposes */
111 unsigned variant_key_size;
113 unsigned variants_created;
114 unsigned variants_cached;
116 /** Fragment shader input interpolation info */
117 struct lp_shader_input inputs[PIPE_MAX_SHADER_INPUTS];
122 lp_debug_fs_variant(const struct lp_fragment_shader_variant *variant);
125 llvmpipe_remove_shader_variant(struct llvmpipe_context *lp,
126 struct lp_fragment_shader_variant *variant);
129 #endif /* LP_STATE_FS_H_ */