itzyjr的专栏

第一轮：在光源视角渲染场景1.创建自定义帧缓冲区glGenFramebuffers(1, &shadowBuffer);2.创建并绑定阴影纹理，设置阴影贴图及参数glGenTextures(1, &shadowTex);glBindTexture(GL_TEXTURE_2D, shadowTex);// specify a two-dimensional texture imageglTexImage2D(GL_TEXTURE_2D, 0, GL_DEPTH_COMPONEN

#ifndef SHADER_H#define SHADER_H#include <fstream>#include <glm/glm.hpp>#include <iostream>#include <sstream>#include <string>class Shader { public: unsigned int ID; // constructor generates the shader on the fly