2 * Mesa 3-D graphics library
4 * Copyright (C) 2004-2007 Brian Paul All Rights Reserved.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included
14 * in all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
30 #include "main/compiler.h"
31 #include "main/glheader.h"
32 #include "main/mtypes.h"
33 #include "program/ir_to_mesa.h"
46 _mesa_init_shader_state(struct gl_context
* ctx
);
49 _mesa_free_shader_state(struct gl_context
*ctx
);
53 _mesa_reference_shader(struct gl_context
*ctx
, struct gl_shader
**ptr
,
54 struct gl_shader
*sh
);
56 extern struct gl_shader
*
57 _mesa_lookup_shader(struct gl_context
*ctx
, GLuint name
);
59 extern struct gl_shader
*
60 _mesa_lookup_shader_err(struct gl_context
*ctx
, GLuint name
, const char *caller
);
65 _mesa_reference_shader_program_(struct gl_context
*ctx
,
66 struct gl_shader_program
**ptr
,
67 struct gl_shader_program
*shProg
);
70 _mesa_reference_shader_program(struct gl_context
*ctx
,
71 struct gl_shader_program
**ptr
,
72 struct gl_shader_program
*shProg
)
75 _mesa_reference_shader_program_(ctx
, ptr
, shProg
);
80 _mesa_init_shader(struct gl_context
*ctx
, struct gl_shader
*shader
);
82 extern struct gl_shader
*
83 _mesa_new_shader(struct gl_context
*ctx
, GLuint name
, GLenum type
);
86 _mesa_delete_shader(struct gl_context
*ctx
, struct gl_shader
*sh
);
88 extern struct gl_shader_program
*
89 _mesa_lookup_shader_program(struct gl_context
*ctx
, GLuint name
);
91 extern struct gl_shader_program
*
92 _mesa_lookup_shader_program_err(struct gl_context
*ctx
, GLuint name
,
95 extern struct gl_shader_program
*
96 _mesa_new_shader_program(GLuint name
);
99 _mesa_clear_shader_program_data(struct gl_shader_program
*shProg
);
102 _mesa_free_shader_program_data(struct gl_context
*ctx
,
103 struct gl_shader_program
*shProg
);
106 _mesa_delete_shader_program(struct gl_context
*ctx
,
107 struct gl_shader_program
*shProg
);
111 _mesa_init_shader_object_functions(struct dd_function_table
*driver
);
113 static inline gl_shader_stage
114 _mesa_shader_enum_to_shader_stage(GLenum v
)
117 case GL_VERTEX_SHADER
:
118 return MESA_SHADER_VERTEX
;
119 case GL_FRAGMENT_SHADER
:
120 return MESA_SHADER_FRAGMENT
;
121 case GL_GEOMETRY_SHADER
:
122 return MESA_SHADER_GEOMETRY
;
123 case GL_TESS_CONTROL_SHADER
:
124 return MESA_SHADER_TESS_CTRL
;
125 case GL_TESS_EVALUATION_SHADER
:
126 return MESA_SHADER_TESS_EVAL
;
127 case GL_COMPUTE_SHADER
:
128 return MESA_SHADER_COMPUTE
;
130 unreachable("bad value in _mesa_shader_enum_to_shader_stage()");
134 /* 8 bytes + another underscore */
135 #define MESA_SUBROUTINE_PREFIX_LEN 9
136 static inline const char *
137 _mesa_shader_stage_to_subroutine_prefix(gl_shader_stage stage
)
140 case MESA_SHADER_VERTEX
:
142 case MESA_SHADER_GEOMETRY
:
144 case MESA_SHADER_FRAGMENT
:
146 case MESA_SHADER_COMPUTE
:
148 case MESA_SHADER_TESS_CTRL
:
150 case MESA_SHADER_TESS_EVAL
:
157 static inline gl_shader_stage
158 _mesa_shader_stage_from_subroutine_uniform(GLenum subuniform
)
160 switch (subuniform
) {
161 case GL_VERTEX_SUBROUTINE_UNIFORM
:
162 return MESA_SHADER_VERTEX
;
163 case GL_GEOMETRY_SUBROUTINE_UNIFORM
:
164 return MESA_SHADER_GEOMETRY
;
165 case GL_FRAGMENT_SUBROUTINE_UNIFORM
:
166 return MESA_SHADER_FRAGMENT
;
167 case GL_COMPUTE_SUBROUTINE_UNIFORM
:
168 return MESA_SHADER_COMPUTE
;
169 case GL_TESS_CONTROL_SUBROUTINE_UNIFORM
:
170 return MESA_SHADER_TESS_CTRL
;
171 case GL_TESS_EVALUATION_SUBROUTINE_UNIFORM
:
172 return MESA_SHADER_TESS_EVAL
;
174 unreachable("not reached");
177 static inline gl_shader_stage
178 _mesa_shader_stage_from_subroutine(GLenum subroutine
)
180 switch (subroutine
) {
181 case GL_VERTEX_SUBROUTINE
:
182 return MESA_SHADER_VERTEX
;
183 case GL_GEOMETRY_SUBROUTINE
:
184 return MESA_SHADER_GEOMETRY
;
185 case GL_FRAGMENT_SUBROUTINE
:
186 return MESA_SHADER_FRAGMENT
;
187 case GL_COMPUTE_SUBROUTINE
:
188 return MESA_SHADER_COMPUTE
;
189 case GL_TESS_CONTROL_SUBROUTINE
:
190 return MESA_SHADER_TESS_CTRL
;
191 case GL_TESS_EVALUATION_SUBROUTINE
:
192 return MESA_SHADER_TESS_EVAL
;
194 unreachable("not reached");
198 _mesa_shader_stage_to_subroutine(gl_shader_stage stage
)
201 case MESA_SHADER_VERTEX
:
202 return GL_VERTEX_SUBROUTINE
;
203 case MESA_SHADER_GEOMETRY
:
204 return GL_GEOMETRY_SUBROUTINE
;
205 case MESA_SHADER_FRAGMENT
:
206 return GL_FRAGMENT_SUBROUTINE
;
207 case MESA_SHADER_COMPUTE
:
208 return GL_COMPUTE_SUBROUTINE
;
209 case MESA_SHADER_TESS_CTRL
:
210 return GL_TESS_CONTROL_SUBROUTINE
;
211 case MESA_SHADER_TESS_EVAL
:
212 return GL_TESS_EVALUATION_SUBROUTINE
;
214 unreachable("not reached");
218 _mesa_shader_stage_to_subroutine_uniform(gl_shader_stage stage
)
221 case MESA_SHADER_VERTEX
:
222 return GL_VERTEX_SUBROUTINE_UNIFORM
;
223 case MESA_SHADER_GEOMETRY
:
224 return GL_GEOMETRY_SUBROUTINE_UNIFORM
;
225 case MESA_SHADER_FRAGMENT
:
226 return GL_FRAGMENT_SUBROUTINE_UNIFORM
;
227 case MESA_SHADER_COMPUTE
:
228 return GL_COMPUTE_SUBROUTINE_UNIFORM
;
229 case MESA_SHADER_TESS_CTRL
:
230 return GL_TESS_CONTROL_SUBROUTINE_UNIFORM
;
231 case MESA_SHADER_TESS_EVAL
:
232 return GL_TESS_EVALUATION_SUBROUTINE_UNIFORM
;
234 unreachable("not reached");
238 _mesa_validate_pipeline_io(struct gl_pipeline_object
*);
244 #endif /* SHADEROBJ_H */