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      1 /*
      2  * Mesa 3-D graphics library
      3  *
      4  * Copyright (C) 2004-2007  Brian Paul   All Rights Reserved.
      5  * Copyright (C) 2010  VMware, Inc.  All Rights Reserved.
      6  *
      7  * Permission is hereby granted, free of charge, to any person obtaining a
      8  * copy of this software and associated documentation files (the "Software"),
      9  * to deal in the Software without restriction, including without limitation
     10  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
     11  * and/or sell copies of the Software, and to permit persons to whom the
     12  * Software is furnished to do so, subject to the following conditions:
     13  *
     14  * The above copyright notice and this permission notice shall be included
     15  * in all copies or substantial portions of the Software.
     16  *
     17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
     18  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     20  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
     21  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
     22  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
     23  * OTHER DEALINGS IN THE SOFTWARE.
     24  */
     25 
     26 
     27 #ifndef SHADERAPI_H
     28 #define SHADERAPI_H
     29 
     30 
     31 #include "glheader.h"
     32 
     33 
     34 #ifdef __cplusplus
     35 extern "C" {
     36 #endif
     37 
     38 
     39 struct _glapi_table;
     40 struct gl_context;
     41 struct gl_shader_program;
     42 
     43 extern GLbitfield
     44 _mesa_get_shader_flags(void);
     45 
     46 extern const char *
     47 _mesa_get_shader_capture_path(void);
     48 
     49 extern void
     50 _mesa_copy_string(GLchar *dst, GLsizei maxLength,
     51                   GLsizei *length, const GLchar *src);
     52 
     53 extern void
     54 _mesa_use_program(struct gl_context *ctx, struct gl_shader_program *shProg);
     55 
     56 extern void
     57 _mesa_active_program(struct gl_context *ctx, struct gl_shader_program *shProg,
     58 		     const char *caller);
     59 
     60 extern void
     61 _mesa_compile_shader(struct gl_context *ctx, struct gl_shader *sh);
     62 
     63 extern void
     64 _mesa_link_program(struct gl_context *ctx, struct gl_shader_program *sh_prog);
     65 
     66 extern unsigned
     67 _mesa_count_active_attribs(struct gl_shader_program *shProg);
     68 
     69 extern size_t
     70 _mesa_longest_attribute_name_length(struct gl_shader_program *shProg);
     71 
     72 extern void
     73 _mesa_shader_write_subroutine_indices(struct gl_context *ctx,
     74                                       gl_shader_stage stage);
     75 extern void GLAPIENTRY
     76 _mesa_AttachObjectARB(GLhandleARB, GLhandleARB);
     77 
     78 extern void  GLAPIENTRY
     79 _mesa_CompileShader(GLuint);
     80 
     81 extern GLhandleARB GLAPIENTRY
     82 _mesa_CreateProgramObjectARB(void);
     83 
     84 extern GLhandleARB GLAPIENTRY
     85 _mesa_CreateShaderObjectARB(GLenum type);
     86 
     87 extern void GLAPIENTRY
     88 _mesa_DeleteObjectARB(GLhandleARB obj);
     89 
     90 extern void GLAPIENTRY
     91 _mesa_DetachObjectARB(GLhandleARB, GLhandleARB);
     92 
     93 extern void GLAPIENTRY
     94 _mesa_GetAttachedObjectsARB(GLhandleARB, GLsizei, GLsizei *, GLhandleARB *);
     95 
     96 extern GLint GLAPIENTRY
     97 _mesa_GetFragDataLocation(GLuint program, const GLchar *name);
     98 
     99 extern GLint GLAPIENTRY
    100 _mesa_GetFragDataIndex(GLuint program, const GLchar *name);
    101 
    102 extern GLhandleARB GLAPIENTRY
    103 _mesa_GetHandleARB(GLenum pname);
    104 
    105 extern void GLAPIENTRY
    106 _mesa_GetInfoLogARB(GLhandleARB, GLsizei, GLsizei *, GLcharARB *);
    107 
    108 extern void GLAPIENTRY
    109 _mesa_GetObjectParameterfvARB(GLhandleARB, GLenum, GLfloat *);
    110 
    111 extern void GLAPIENTRY
    112 _mesa_GetObjectParameterivARB(GLhandleARB, GLenum, GLint *);
    113 
    114 extern void GLAPIENTRY
    115 _mesa_GetShaderSource(GLuint, GLsizei, GLsizei *, GLchar *);
    116 
    117 extern GLboolean GLAPIENTRY
    118 _mesa_IsProgram(GLuint name);
    119 
    120 extern GLboolean GLAPIENTRY
    121 _mesa_IsShader(GLuint name);
    122 
    123 extern void GLAPIENTRY
    124 _mesa_LinkProgram(GLuint programObj);
    125 
    126 extern void GLAPIENTRY
    127 _mesa_ShaderSource(GLuint, GLsizei, const GLchar* const *, const GLint *);
    128 
    129 extern void GLAPIENTRY
    130 _mesa_UseProgram(GLuint);
    131 
    132 extern void GLAPIENTRY
    133 _mesa_ValidateProgram(GLuint);
    134 
    135 
    136 extern void GLAPIENTRY
    137 _mesa_BindAttribLocation(GLuint program, GLuint, const GLchar *);
    138 
    139 extern void GLAPIENTRY
    140 _mesa_BindFragDataLocation(GLuint program, GLuint colorNumber,
    141                            const GLchar *name);
    142 
    143 extern void GLAPIENTRY
    144 _mesa_BindFragDataLocationIndexed(GLuint program, GLuint colorNumber,
    145                                   GLuint index, const GLchar *name);
    146 
    147 extern void GLAPIENTRY
    148 _mesa_GetActiveAttrib(GLuint, GLuint, GLsizei, GLsizei *, GLint *,
    149                          GLenum *, GLchar *);
    150 
    151 extern GLint GLAPIENTRY
    152 _mesa_GetAttribLocation(GLuint, const GLchar *);
    153 
    154 
    155 
    156 extern void GLAPIENTRY
    157 _mesa_AttachShader(GLuint program, GLuint shader);
    158 
    159 extern GLuint GLAPIENTRY
    160 _mesa_CreateShader(GLenum);
    161 
    162 extern GLuint GLAPIENTRY
    163 _mesa_CreateProgram(void);
    164 
    165 extern void GLAPIENTRY
    166 _mesa_DeleteProgram(GLuint program);
    167 
    168 extern void GLAPIENTRY
    169 _mesa_DeleteShader(GLuint shader);
    170 
    171 extern void GLAPIENTRY
    172 _mesa_DetachShader(GLuint program, GLuint shader);
    173 
    174 extern void GLAPIENTRY
    175 _mesa_GetAttachedShaders(GLuint program, GLsizei maxCount,
    176                          GLsizei *count, GLuint *obj);
    177 
    178 extern void GLAPIENTRY
    179 _mesa_GetProgramiv(GLuint program, GLenum pname, GLint *params);
    180 
    181 extern void GLAPIENTRY
    182 _mesa_GetProgramInfoLog(GLuint program, GLsizei bufSize,
    183                         GLsizei *length, GLchar *infoLog);
    184 
    185 extern void GLAPIENTRY
    186 _mesa_GetShaderiv(GLuint shader, GLenum pname, GLint *params);
    187 
    188 extern void GLAPIENTRY
    189 _mesa_GetShaderInfoLog(GLuint shader, GLsizei bufSize,
    190                        GLsizei *length, GLchar *infoLog);
    191 
    192 
    193 extern void GLAPIENTRY
    194 _mesa_GetShaderPrecisionFormat(GLenum shadertype, GLenum precisiontype,
    195                                GLint *range, GLint *precision);
    196 
    197 extern void GLAPIENTRY
    198 _mesa_ReleaseShaderCompiler(void);
    199 
    200 extern void GLAPIENTRY
    201 _mesa_ShaderBinary(GLint n, const GLuint *shaders, GLenum binaryformat,
    202                    const void* binary, GLint length);
    203 
    204 extern void GLAPIENTRY
    205 _mesa_GetProgramBinary(GLuint program, GLsizei bufSize, GLsizei *length,
    206                        GLenum *binaryFormat, GLvoid *binary);
    207 
    208 extern void GLAPIENTRY
    209 _mesa_ProgramBinary(GLuint program, GLenum binaryFormat,
    210                     const GLvoid *binary, GLsizei length);
    211 
    212 extern void GLAPIENTRY
    213 _mesa_ProgramParameteri(GLuint program, GLenum pname, GLint value);
    214 
    215 void
    216 _mesa_use_shader_program(struct gl_context *ctx, GLenum type,
    217                          struct gl_shader_program *shProg,
    218                          struct gl_pipeline_object *shTarget);
    219 
    220 extern void
    221 _mesa_copy_linked_program_data(const struct gl_shader_program *src,
    222                                struct gl_linked_shader *dst_sh);
    223 
    224 extern bool
    225 _mesa_validate_shader_target(const struct gl_context *ctx, GLenum type);
    226 
    227 
    228 /* GL_ARB_separate_shader_objects */
    229 extern GLuint GLAPIENTRY
    230 _mesa_CreateShaderProgramv(GLenum type, GLsizei count,
    231                            const GLchar* const *strings);
    232 
    233 /* GL_ARB_program_resource_query */
    234 extern const char*
    235 _mesa_program_resource_name(struct gl_program_resource *res);
    236 
    237 extern unsigned
    238 _mesa_program_resource_array_size(struct gl_program_resource *res);
    239 
    240 extern GLuint
    241 _mesa_program_resource_index(struct gl_shader_program *shProg,
    242                              struct gl_program_resource *res);
    243 
    244 extern struct gl_program_resource *
    245 _mesa_program_resource_find_name(struct gl_shader_program *shProg,
    246                                  GLenum programInterface, const char *name,
    247                                  unsigned *array_index);
    248 
    249 extern struct gl_program_resource *
    250 _mesa_program_resource_find_index(struct gl_shader_program *shProg,
    251                                   GLenum programInterface, GLuint index);
    252 
    253 extern bool
    254 _mesa_get_program_resource_name(struct gl_shader_program *shProg,
    255                                 GLenum programInterface, GLuint index,
    256                                 GLsizei bufSize, GLsizei *length,
    257                                 GLchar *name, const char *caller);
    258 
    259 extern unsigned
    260 _mesa_program_resource_name_len(struct gl_program_resource *res);
    261 
    262 extern GLint
    263 _mesa_program_resource_location(struct gl_shader_program *shProg,
    264                                 GLenum programInterface, const char *name);
    265 
    266 extern GLint
    267 _mesa_program_resource_location_index(struct gl_shader_program *shProg,
    268                                       GLenum programInterface, const char *name);
    269 
    270 extern unsigned
    271 _mesa_program_resource_prop(struct gl_shader_program *shProg,
    272                             struct gl_program_resource *res, GLuint index,
    273                             const GLenum prop, GLint *val, const char *caller);
    274 
    275 extern void
    276 _mesa_get_program_resourceiv(struct gl_shader_program *shProg,
    277                              GLenum programInterface, GLuint index,
    278                              GLsizei propCount, const GLenum *props,
    279                              GLsizei bufSize, GLsizei *length,
    280                              GLint *params);
    281 
    282 /* GL_ARB_tessellation_shader */
    283 extern void GLAPIENTRY
    284 _mesa_PatchParameteri(GLenum pname, GLint value);
    285 
    286 extern void GLAPIENTRY
    287 _mesa_PatchParameterfv(GLenum pname, const GLfloat *values);
    288 
    289 /* GL_ARB_shader_subroutine */
    290 void
    291 _mesa_shader_program_init_subroutine_defaults(struct gl_context *ctx,
    292                                               struct gl_shader_program *shProg);
    293 
    294 extern GLint GLAPIENTRY
    295 _mesa_GetSubroutineUniformLocation(GLuint program, GLenum shadertype,
    296                                    const GLchar *name);
    297 
    298 extern GLuint GLAPIENTRY
    299 _mesa_GetSubroutineIndex(GLuint program, GLenum shadertype,
    300                          const GLchar *name);
    301 
    302 extern GLvoid GLAPIENTRY
    303 _mesa_GetActiveSubroutineUniformiv(GLuint program, GLenum shadertype,
    304                                    GLuint index, GLenum pname, GLint *values);
    305 
    306 extern GLvoid GLAPIENTRY
    307 _mesa_GetActiveSubroutineUniformName(GLuint program, GLenum shadertype,
    308                                      GLuint index, GLsizei bufsize,
    309                                      GLsizei *length, GLchar *name);
    310 
    311 extern GLvoid GLAPIENTRY
    312 _mesa_GetActiveSubroutineName(GLuint program, GLenum shadertype,
    313                               GLuint index, GLsizei bufsize,
    314                               GLsizei *length, GLchar *name);
    315 
    316 extern GLvoid GLAPIENTRY
    317 _mesa_UniformSubroutinesuiv(GLenum shadertype, GLsizei count,
    318                             const GLuint *indices);
    319 
    320 extern GLvoid GLAPIENTRY
    321 _mesa_GetUniformSubroutineuiv(GLenum shadertype, GLint location,
    322                               GLuint *params);
    323 
    324 extern GLvoid GLAPIENTRY
    325 _mesa_GetProgramStageiv(GLuint program, GLenum shadertype,
    326                         GLenum pname, GLint *values);
    327 
    328 #ifdef __cplusplus
    329 }
    330 #endif
    331 
    332 #endif /* SHADERAPI_H */
    333