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_sampler_static_state
53 * These attributes are effectively interleaved for more sane key handling.
54 * However, there might be lots of null space if the amount of samplers and
55 * textures isn't the same.
57 struct lp_static_sampler_state sampler_state
;
58 struct lp_static_texture_state texture_state
;
62 struct lp_fragment_shader_variant_key
64 struct pipe_depth_state depth
;
65 struct pipe_stencil_state stencil
[2];
66 struct pipe_blend_state blend
;
74 unsigned nr_samplers
:8; /* actually derivable from just the shader */
75 unsigned nr_sampler_views
:8; /* actually derivable from just the shader */
77 unsigned occlusion_count
:1;
79 enum pipe_format zsbuf_format
;
80 enum pipe_format cbuf_format
[PIPE_MAX_COLOR_BUFS
];
82 struct lp_sampler_static_state state
[PIPE_MAX_SHADER_SAMPLER_VIEWS
];
86 /** doubly-linked list item */
87 struct lp_fs_variant_list_item
89 struct lp_fragment_shader_variant
*base
;
90 struct lp_fs_variant_list_item
*next
, *prev
;
94 struct lp_fragment_shader_variant
96 struct lp_fragment_shader_variant_key key
;
100 struct gallivm_state
*gallivm
;
102 LLVMTypeRef jit_context_ptr_type
;
103 LLVMTypeRef jit_thread_data_ptr_type
;
104 LLVMTypeRef jit_linear_context_ptr_type
;
106 LLVMValueRef function
[2];
108 lp_jit_frag_func jit_function
[2];
110 /* Total number of LLVM instructions generated */
113 struct lp_fs_variant_list_item list_item_global
, list_item_local
;
114 struct lp_fragment_shader
*shader
;
116 /* For debugging/profiling purposes */
121 /** Subclass of pipe_shader_state */
122 struct lp_fragment_shader
124 struct pipe_shader_state base
;
126 struct lp_tgsi_info info
;
128 struct lp_fs_variant_list_item variants
;
130 struct draw_fragment_shader
*draw_data
;
132 /* For debugging/profiling purposes */
133 unsigned variant_key_size
;
135 unsigned variants_created
;
136 unsigned variants_cached
;
138 /** Fragment shader input interpolation info */
139 struct lp_shader_input inputs
[PIPE_MAX_SHADER_INPUTS
];
144 lp_debug_fs_variant(const struct lp_fragment_shader_variant
*variant
);
147 llvmpipe_remove_shader_variant(struct llvmpipe_context
*lp
,
148 struct lp_fragment_shader_variant
*variant
);
151 #endif /* LP_STATE_FS_H_ */