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lab_shader_loader.h
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//-------------------------------------------------------------------------------------------------
// Descriere: header in care sunt implementate functii pentru incarcare de texturi din fisiere BMP
//
// Note:
// loadShader - functia pe care o veti folosi pentru a incarca un shader din mai multe fisiere
//---
// _createShader - functie ce creaza un obiect shader dintr-un fisier
// _createProgram - functie ce creaza un program opengl din mai multe obiecte shader
//
// Nota2:
// un program shader include mai multe obiecte de tip shader, pentru fiecare din etapele
// benzii de programare dinamice.
//
// Autor: Lucian Petrescu
// Data: 28 Sep 2013
//-------------------------------------------------------------------------------------------------
#pragma once
#include "dependencies\glew\glew.h"
#include <fstream>
#include <iostream>
#include <string>
#include <vector>
namespace lab{
//creaza program shader din vertex shader si fragment shader
//returneaza id-ul programului shader OpenGL
unsigned int loadShader(const std::string &vertex_shader_file, const std::string &fragment_shader_file);
//creeaza program shader din vertex shader, geometry shader, fragment shader
//returneaza id-ul programului shader OpenGL
unsigned int loadShader(const std::string &vertex_shader_file, const std::string &geometry_shader_file, const std::string &fragment_shader_file);
//creaza un obiect de tip shader
unsigned int _createShader(const std::string &shader_file, GLenum shader_type);
// creaza un program de tip shader
unsigned int _createProgram(const std::vector<unsigned int> &shader_objects);
}