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/*
* Mesa 3-D graphics library
* Version: 6.5.3
*
* Copyright (C) 1999-2007 Brian Paul 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
* BRIAN PAUL 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.
*/
/**
* \file program.c
* Vertex and fragment program support functions.
* \author Brian Paul
*/
/**
* \mainpage Mesa vertex and fragment program module
*
* This module or directory contains most of the code for vertex and
* fragment programs and shaders, including state management, parsers,
* and (some) software routines for executing programs
*/
#ifndef PROGRAM_H
#define PROGRAM_H
#include "mtypes.h"
extern struct gl_program _mesa_DummyProgram;
/*
* Internal functions
*/
extern void
_mesa_init_program(GLcontext *ctx);
extern void
_mesa_free_program_data(GLcontext *ctx);
extern void
_mesa_update_default_objects_program(GLcontext *ctx);
extern void
_mesa_set_program_error(GLcontext *ctx, GLint pos, const char *string);
extern const GLubyte *
_mesa_find_line_column(const GLubyte *string, const GLubyte *pos,
GLint *line, GLint *col);
extern struct gl_program *
_mesa_init_vertex_program(GLcontext *ctx,
struct gl_vertex_program *prog,
GLenum target, GLuint id);
extern struct gl_program *
_mesa_init_fragment_program(GLcontext *ctx,
struct gl_fragment_program *prog,
GLenum target, GLuint id);
extern struct gl_program *
_mesa_new_program(GLcontext *ctx, GLenum target, GLuint id);
extern void
_mesa_delete_program(GLcontext *ctx, struct gl_program *prog);
extern struct gl_program *
_mesa_lookup_program(GLcontext *ctx, GLuint id);
extern void
_mesa_reference_program(GLcontext *ctx,
struct gl_program **ptr,
struct gl_program *prog);
static INLINE void
_mesa_reference_vertprog(GLcontext *ctx,
struct gl_vertex_program **ptr,
struct gl_vertex_program *prog)
{
_mesa_reference_program(ctx, (struct gl_program **) ptr,
(struct gl_program *) prog);
}
static INLINE void
_mesa_reference_fragprog(GLcontext *ctx,
struct gl_fragment_program **ptr,
struct gl_fragment_program *prog)
{
_mesa_reference_program(ctx, (struct gl_program **) ptr,
(struct gl_program *) prog);
}
extern struct gl_program *
_mesa_clone_program(GLcontext *ctx, const struct gl_program *prog);
extern GLboolean
_mesa_insert_instructions(struct gl_program *prog, GLuint start, GLuint count);
/*
* API functions common to ARB/NV_vertex/fragment_program
*/
extern void GLAPIENTRY
_mesa_BindProgram(GLenum target, GLuint id);
extern void GLAPIENTRY
_mesa_DeletePrograms(GLsizei n, const GLuint *ids);
extern void GLAPIENTRY
_mesa_GenPrograms(GLsizei n, GLuint *ids);
#endif /* PROGRAM_H */
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