/*
 * Copyright (c) Hisilicon Technologies Co., Ltd. 2019-2020. All rights reserved.
 * Description: ShaderProgram
 * Author:
 * Create: 2019-08-09
 */

#ifndef SHADER_PROGRAM_H
#define SHADER_PROGRAM_H

#include <string>
#include <GLES2/gl2.h>
#include "DFXDefine.h"

namespace dolgles {
class ShaderProgram {
public:
    ShaderProgram();
    ~ShaderProgram();
    GLuint CreateProgram(const std::string &vertexSource, const std::string &fragmentSource) const;
    void ReleaseProgram(GLuint program) const;
    GLint GetAttribLocation(GLuint program, const std::string &name) const;
    GLint GetUniformLocation(GLuint program, const std::string &name) const;
private:
    void PrintLog(GLuint object) const;
    GLuint LoadShader(GLenum shaderType, const std::string &source) const;
    GLuint LinkShaderProgram(GLuint vShader, GLuint fShader) const;
};
}; // namespace dolgles

#endif // end SHADER_PROGRAM_H