#ifndef main_h
#define main_h
#include <glad/glad.h>
#include <GLFW/glfw3.h>
void glfwError(int id, const char *description);
void framebuffer_size_callback(GLFWwindow *window, int width, int height);  
unsigned int parseShader(const char *filePath, const GLenum shaderType);
unsigned int linkShader(unsigned int vertexShader, unsigned int fragmentShader);
#endif