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/*
* This file is part of NumptyPhysics <http://thp.io/2015/numptyphysics/>
* Coyright (c) 2014 Thomas Perl <m@thp.io>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef GLASERL_PROGRAM_H
#define GLASERL_PROGRAM_H
#include "glaserl_gl.h"
#include <stdarg.h>
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
// Maximum numbers of attributes and uniforms
#define GLASERL_PROGRAM_MAX_ATTRIBUTES 10
#define GLASERL_PROGRAM_MAX_UNIFORMS 10
struct glaserl_program_attrib_t {
const char *name;
int size; // in number of floats
GLint location;
};
typedef struct glaserl_program_attrib_t glaserl_program_attrib_t;
struct glaserl_program_uniform_t {
const char *name;
GLint location;
};
typedef struct glaserl_program_uniform_t glaserl_program_uniform_t;
struct glaserl_program_t {
glaserl_program_attrib_t attributes[GLASERL_PROGRAM_MAX_ATTRIBUTES];
glaserl_program_uniform_t uniforms[GLASERL_PROGRAM_MAX_UNIFORMS];
GLuint program;
size_t stride;
};
typedef struct glaserl_program_t glaserl_program_t;
glaserl_program_t *
glaserl_program_new(const char *vertex_shader_src,
const char *fragment_shader_src, ...);
glaserl_program_t *
glaserl_program_newv(const char *vertex_shader_src,
const char *fragment_shader_src, va_list args);
void
glaserl_program_enable(glaserl_program_t *program);
void
glaserl_program_disable(glaserl_program_t *program);
GLint
glaserl_program_uniform_location(glaserl_program_t *program,
const char *uniform);
void
glaserl_program_destroy(glaserl_program_t *program);
#ifdef __cplusplus
} /* extern "C" */
#endif /* __cplusplus */
#endif /* GLASERL_PROGRAM_H */
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