/*
 * Mesa 3-D graphics library
 *
 * Copyright (C) 2004-2007  Brian Paul   All Rights Reserved.
 * Copyright (C) 2010  VMware, Inc.  All Rights Reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 */


#ifndef SHADERAPI_H
#define SHADERAPI_H


#include "glheader.h"


#ifdef __cplusplus
extern "C" {
#endif


struct _glapi_table;
struct gl_context;
struct gl_shader_program;

extern GLbitfield
_mesa_get_shader_flags(void);

extern void
_mesa_copy_string(GLchar *dst, GLsizei maxLength,
                  GLsizei *length, const GLchar *src);

extern void
_mesa_use_program(struct gl_context *ctx, struct gl_shader_program *shProg);

extern void
_mesa_active_program(struct gl_context *ctx, struct gl_shader_program *shProg,
		     const char *caller);

extern unsigned
_mesa_count_active_attribs(struct gl_shader_program *shProg);

extern size_t
_mesa_longest_attribute_name_length(struct gl_shader_program *shProg);

extern void GLAPIENTRY
_mesa_AttachObjectARB(GLhandleARB, GLhandleARB);

extern void  GLAPIENTRY
_mesa_CompileShader(GLhandleARB);

extern GLhandleARB GLAPIENTRY
_mesa_CreateProgramObjectARB(void);

extern GLhandleARB GLAPIENTRY
_mesa_CreateShaderObjectARB(GLenum type);

extern void GLAPIENTRY
_mesa_DeleteObjectARB(GLhandleARB obj);

extern void GLAPIENTRY
_mesa_DetachObjectARB(GLhandleARB, GLhandleARB);

extern void GLAPIENTRY
_mesa_GetAttachedObjectsARB(GLhandleARB, GLsizei, GLsizei *, GLhandleARB *);

extern GLint GLAPIENTRY
_mesa_GetFragDataLocation(GLuint program, const GLchar *name);

extern GLint GLAPIENTRY
_mesa_GetFragDataIndex(GLuint program, const GLchar *name);

extern GLhandleARB GLAPIENTRY
_mesa_GetHandleARB(GLenum pname);

extern void GLAPIENTRY
_mesa_GetInfoLogARB(GLhandleARB, GLsizei, GLsizei *, GLcharARB *);

extern void GLAPIENTRY
_mesa_GetObjectParameterfvARB(GLhandleARB, GLenum, GLfloat *);

extern void GLAPIENTRY
_mesa_GetObjectParameterivARB(GLhandleARB, GLenum, GLint *);

extern void GLAPIENTRY
_mesa_GetShaderSource(GLhandleARB, GLsizei, GLsizei *, GLcharARB *);

extern GLboolean GLAPIENTRY
_mesa_IsProgram(GLuint name);

extern GLboolean GLAPIENTRY
_mesa_IsShader(GLuint name);

extern void GLAPIENTRY
_mesa_LinkProgram(GLhandleARB programObj);

extern void GLAPIENTRY
_mesa_ShaderSource(GLhandleARB, GLsizei, const GLcharARB* const *, const GLint *);

extern void GLAPIENTRY
_mesa_UseProgram(GLhandleARB);

extern void GLAPIENTRY
_mesa_ValidateProgram(GLhandleARB);


extern void GLAPIENTRY
_mesa_BindAttribLocation(GLhandleARB, GLuint, const GLcharARB *);

extern void GLAPIENTRY
_mesa_BindFragDataLocation(GLuint program, GLuint colorNumber,
                           const GLchar *name);

extern void GLAPIENTRY
_mesa_BindFragDataLocationIndexed(GLuint program, GLuint colorNumber,
                                  GLuint index, const GLchar *name);

extern void GLAPIENTRY
_mesa_GetActiveAttrib(GLhandleARB, GLuint, GLsizei, GLsizei *, GLint *,
                         GLenum *, GLcharARB *);

extern GLint GLAPIENTRY
_mesa_GetAttribLocation(GLhandleARB, const GLcharARB *);



extern void GLAPIENTRY
_mesa_AttachShader(GLuint program, GLuint shader);

extern GLuint GLAPIENTRY
_mesa_CreateShader(GLenum);

extern GLuint GLAPIENTRY
_mesa_CreateProgram(void);

extern void GLAPIENTRY
_mesa_DeleteProgram(GLuint program);

extern void GLAPIENTRY
_mesa_DeleteShader(GLuint shader);

extern void GLAPIENTRY
_mesa_DetachShader(GLuint program, GLuint shader);

extern void GLAPIENTRY
_mesa_GetAttachedShaders(GLuint program, GLsizei maxCount,
                         GLsizei *count, GLuint *obj);

extern void GLAPIENTRY
_mesa_GetProgramiv(GLuint program, GLenum pname, GLint *params);

extern void GLAPIENTRY
_mesa_GetProgramInfoLog(GLuint program, GLsizei bufSize,
                        GLsizei *length, GLchar *infoLog);

extern void GLAPIENTRY
_mesa_GetShaderiv(GLuint shader, GLenum pname, GLint *params);

extern void GLAPIENTRY
_mesa_GetShaderInfoLog(GLuint shader, GLsizei bufSize,
                       GLsizei *length, GLchar *infoLog);


extern void GLAPIENTRY
_mesa_GetShaderPrecisionFormat(GLenum shadertype, GLenum precisiontype,
                               GLint *range, GLint *precision);

extern void GLAPIENTRY
_mesa_ReleaseShaderCompiler(void);

extern void GLAPIENTRY
_mesa_ShaderBinary(GLint n, const GLuint *shaders, GLenum binaryformat,
                   const void* binary, GLint length);

extern void GLAPIENTRY
_mesa_GetProgramBinary(GLuint program, GLsizei bufSize, GLsizei *length,
                       GLenum *binaryFormat, GLvoid *binary);

extern void GLAPIENTRY
_mesa_ProgramBinary(GLuint program, GLenum binaryFormat,
                    const GLvoid *binary, GLsizei length);

extern void GLAPIENTRY
_mesa_ProgramParameteri(GLuint program, GLenum pname, GLint value);

void
_mesa_use_shader_program(struct gl_context *ctx, GLenum type,
                         struct gl_shader_program *shProg,
                         struct gl_pipeline_object *shTarget);

extern void
_mesa_copy_linked_program_data(gl_shader_stage type,
                               const struct gl_shader_program *src,
                               struct gl_program *dst);

extern bool
_mesa_validate_shader_target(const struct gl_context *ctx, GLenum type);


/* GL_ARB_separate_shader_objects */
extern GLuint GLAPIENTRY
_mesa_CreateShaderProgramv(GLenum type, GLsizei count,
                           const GLchar* const *strings);

#ifdef __cplusplus
}
#endif

#endif /* SHADERAPI_H */
