1 /*
2 * Copyright 2017 Advanced Micro Devices, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE.
22 */
23
24 #ifndef TGSI_FROM_MESA_H
25 #define TGSI_FROM_MESA_H
26
27 #include <stdbool.h>
28
29 #include "util/compiler.h"
30 #include "pipe/p_defines.h"
31 #include "pipe/p_shader_tokens.h"
32
33 #include "compiler/shader_enums.h"
34
35 #ifdef __cplusplus
36 extern "C" {
37 #endif
38
39
40 void
41 tgsi_get_gl_varying_semantic(gl_varying_slot attr,
42 bool needs_texcoord_semantic,
43 unsigned *semantic_name,
44 unsigned *semantic_index);
45
46 unsigned
47 tgsi_get_generic_gl_varying_index(gl_varying_slot attr,
48 bool needs_texcoord_semantic);
49
50 void
51 tgsi_get_gl_frag_result_semantic(gl_frag_result frag_result,
52 unsigned *semantic_name,
53 unsigned *semantic_index);
54
55 enum tgsi_semantic
56 tgsi_get_sysval_semantic(unsigned sysval);
57
58 enum tgsi_interpolate_mode
59 tgsi_get_interp_mode(enum glsl_interp_mode mode, bool color);
60
61 static inline enum pipe_shader_type
pipe_shader_type_from_mesa(gl_shader_stage stage)62 pipe_shader_type_from_mesa(gl_shader_stage stage)
63 {
64 STATIC_ASSERT((enum pipe_shader_type) MESA_SHADER_VERTEX == PIPE_SHADER_VERTEX);
65 STATIC_ASSERT((enum pipe_shader_type) MESA_SHADER_FRAGMENT == PIPE_SHADER_FRAGMENT);
66 STATIC_ASSERT((enum pipe_shader_type) MESA_SHADER_TESS_CTRL == PIPE_SHADER_TESS_CTRL);
67 STATIC_ASSERT((enum pipe_shader_type) MESA_SHADER_TESS_EVAL == PIPE_SHADER_TESS_EVAL);
68 STATIC_ASSERT((enum pipe_shader_type) MESA_SHADER_GEOMETRY == PIPE_SHADER_GEOMETRY);
69 STATIC_ASSERT((enum pipe_shader_type) MESA_SHADER_COMPUTE == PIPE_SHADER_COMPUTE);
70 return (enum pipe_shader_type)stage;
71 }
72
73 static inline gl_shader_stage
tgsi_processor_to_shader_stage(unsigned processor)74 tgsi_processor_to_shader_stage(unsigned processor)
75 {
76 return (gl_shader_stage)processor;
77 }
78
79 #ifdef __cplusplus
80 }
81 #endif
82
83 #endif /* TGSI_FROM_MESA_H */
84