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/glheader.h"
31 #include "compiler/shader_enums.h"
32 #include "program/ir_to_mesa.h"
33 #include "util/macros.h"
40 struct gl_shader_program_data
;
41 struct gl_linked_shader
;
42 struct dd_function_table
;
43 struct gl_pipeline_object
;
50 _mesa_init_shader_state(struct gl_context
* ctx
);
53 _mesa_free_shader_state(struct gl_context
*ctx
);
57 _mesa_reference_shader(struct gl_context
*ctx
, struct gl_shader
**ptr
,
58 struct gl_shader
*sh
);
60 extern struct gl_shader
*
61 _mesa_lookup_shader(struct gl_context
*ctx
, GLuint name
);
63 extern struct gl_shader
*
64 _mesa_lookup_shader_err(struct gl_context
*ctx
, GLuint name
, const char *caller
);
69 _mesa_reference_shader_program_(struct gl_context
*ctx
,
70 struct gl_shader_program
**ptr
,
71 struct gl_shader_program
*shProg
);
74 _mesa_reference_shader_program_data(struct gl_context
*ctx
,
75 struct gl_shader_program_data
**ptr
,
76 struct gl_shader_program_data
*data
);
79 _mesa_reference_shader_program(struct gl_context
*ctx
,
80 struct gl_shader_program
**ptr
,
81 struct gl_shader_program
*shProg
)
84 _mesa_reference_shader_program_(ctx
, ptr
, shProg
);
87 extern struct gl_shader
*
88 _mesa_new_shader(GLuint name
, gl_shader_stage type
);
91 _mesa_delete_shader(struct gl_context
*ctx
, struct gl_shader
*sh
);
94 _mesa_delete_linked_shader(struct gl_context
*ctx
,
95 struct gl_linked_shader
*sh
);
97 extern struct gl_shader_program
*
98 _mesa_lookup_shader_program(struct gl_context
*ctx
, GLuint name
);
100 extern struct gl_shader_program
*
101 _mesa_lookup_shader_program_err(struct gl_context
*ctx
, GLuint name
,
104 extern struct gl_shader_program
*
105 _mesa_new_shader_program(GLuint name
);
107 extern struct gl_shader_program_data
*
108 _mesa_create_shader_program_data(void);
111 _mesa_clear_shader_program_data(struct gl_context
*ctx
,
112 struct gl_shader_program
*shProg
);
115 _mesa_free_shader_program_data(struct gl_context
*ctx
,
116 struct gl_shader_program
*shProg
);
119 _mesa_delete_shader_program(struct gl_context
*ctx
,
120 struct gl_shader_program
*shProg
);
124 _mesa_init_shader_object_functions(struct dd_function_table
*driver
);
126 static inline gl_shader_stage
127 _mesa_shader_enum_to_shader_stage(GLenum v
)
130 case GL_VERTEX_SHADER
:
131 return MESA_SHADER_VERTEX
;
132 case GL_FRAGMENT_SHADER
:
133 return MESA_SHADER_FRAGMENT
;
134 case GL_GEOMETRY_SHADER
:
135 return MESA_SHADER_GEOMETRY
;
136 case GL_TESS_CONTROL_SHADER
:
137 return MESA_SHADER_TESS_CTRL
;
138 case GL_TESS_EVALUATION_SHADER
:
139 return MESA_SHADER_TESS_EVAL
;
140 case GL_COMPUTE_SHADER
:
141 return MESA_SHADER_COMPUTE
;
143 unreachable("bad value in _mesa_shader_enum_to_shader_stage()");
147 /* 8 bytes + another underscore */
148 #define MESA_SUBROUTINE_PREFIX_LEN 9
149 static inline const char *
150 _mesa_shader_stage_to_subroutine_prefix(gl_shader_stage stage
)
153 case MESA_SHADER_VERTEX
:
155 case MESA_SHADER_GEOMETRY
:
157 case MESA_SHADER_FRAGMENT
:
159 case MESA_SHADER_COMPUTE
:
161 case MESA_SHADER_TESS_CTRL
:
163 case MESA_SHADER_TESS_EVAL
:
170 static inline gl_shader_stage
171 _mesa_shader_stage_from_subroutine_uniform(GLenum subuniform
)
173 switch (subuniform
) {
174 case GL_VERTEX_SUBROUTINE_UNIFORM
:
175 return MESA_SHADER_VERTEX
;
176 case GL_GEOMETRY_SUBROUTINE_UNIFORM
:
177 return MESA_SHADER_GEOMETRY
;
178 case GL_FRAGMENT_SUBROUTINE_UNIFORM
:
179 return MESA_SHADER_FRAGMENT
;
180 case GL_COMPUTE_SUBROUTINE_UNIFORM
:
181 return MESA_SHADER_COMPUTE
;
182 case GL_TESS_CONTROL_SUBROUTINE_UNIFORM
:
183 return MESA_SHADER_TESS_CTRL
;
184 case GL_TESS_EVALUATION_SUBROUTINE_UNIFORM
:
185 return MESA_SHADER_TESS_EVAL
;
187 unreachable("not reached");
190 static inline gl_shader_stage
191 _mesa_shader_stage_from_subroutine(GLenum subroutine
)
193 switch (subroutine
) {
194 case GL_VERTEX_SUBROUTINE
:
195 return MESA_SHADER_VERTEX
;
196 case GL_GEOMETRY_SUBROUTINE
:
197 return MESA_SHADER_GEOMETRY
;
198 case GL_FRAGMENT_SUBROUTINE
:
199 return MESA_SHADER_FRAGMENT
;
200 case GL_COMPUTE_SUBROUTINE
:
201 return MESA_SHADER_COMPUTE
;
202 case GL_TESS_CONTROL_SUBROUTINE
:
203 return MESA_SHADER_TESS_CTRL
;
204 case GL_TESS_EVALUATION_SUBROUTINE
:
205 return MESA_SHADER_TESS_EVAL
;
207 unreachable("not reached");
211 _mesa_shader_stage_to_subroutine(gl_shader_stage stage
)
214 case MESA_SHADER_VERTEX
:
215 return GL_VERTEX_SUBROUTINE
;
216 case MESA_SHADER_GEOMETRY
:
217 return GL_GEOMETRY_SUBROUTINE
;
218 case MESA_SHADER_FRAGMENT
:
219 return GL_FRAGMENT_SUBROUTINE
;
220 case MESA_SHADER_COMPUTE
:
221 return GL_COMPUTE_SUBROUTINE
;
222 case MESA_SHADER_TESS_CTRL
:
223 return GL_TESS_CONTROL_SUBROUTINE
;
224 case MESA_SHADER_TESS_EVAL
:
225 return GL_TESS_EVALUATION_SUBROUTINE
;
226 case MESA_SHADER_NONE
:
229 unreachable("not reached");
233 _mesa_shader_stage_to_subroutine_uniform(gl_shader_stage stage
)
236 case MESA_SHADER_VERTEX
:
237 return GL_VERTEX_SUBROUTINE_UNIFORM
;
238 case MESA_SHADER_GEOMETRY
:
239 return GL_GEOMETRY_SUBROUTINE_UNIFORM
;
240 case MESA_SHADER_FRAGMENT
:
241 return GL_FRAGMENT_SUBROUTINE_UNIFORM
;
242 case MESA_SHADER_COMPUTE
:
243 return GL_COMPUTE_SUBROUTINE_UNIFORM
;
244 case MESA_SHADER_TESS_CTRL
:
245 return GL_TESS_CONTROL_SUBROUTINE_UNIFORM
;
246 case MESA_SHADER_TESS_EVAL
:
247 return GL_TESS_EVALUATION_SUBROUTINE_UNIFORM
;
248 case MESA_SHADER_NONE
:
251 unreachable("not reached");
255 _mesa_validate_pipeline_io(struct gl_pipeline_object
*);
261 #endif /* SHADEROBJ_H */