计算机图形学作业二.docx

程序设计如下实验要求试设计一个室内三维环境，并利用OPEN GL展示它的三维效果。要求：包含基本的实体元素：球，多面体，椎体，柱体，曲面等；有全局光照和纹理功能 （3）程序具有交互功能程序设计代码#include stdlib.h#include stdio.h#include glew.h#include glut.h#include windows.h#pragma comment (lib, glew32.lib)#define checkImageWidth 64#define checkImageHeight 64static GLubyte checkImage[checkImageHeight][checkImageWidth][4];static GLuint texName;static GLfloat xrot=0;static GLfloat yrot=0;//函数功能：设计地面图案void makeCheckImage(void){int i, j, c;for (i = 0; i checkImageHeight; i++) {for (j = 0; j checkImageWidth; j++) {c = ((((i0x16)==0)^((j0x16))==0))*255;checkImage[i][j][0] = (GLubyte) c;checkImage[i][j][1] = (GLubyte) c;checkImage[i][j][2] = (GLubyte) c;checkImage[i][j][3] = (GLubyte) 255;}}}//函数功能：初始化模块void SetupRC(void){glEnable(GL_LIGHTING);//启用灯源glEnable(GL_LIGHT0);//启用0号灯glShadeModel(GL_SMOOTH); //设置光滑着色模式glEnable(GL_DEPTH_TEST);//启用深度测试glEnable(GL_NORMALIZE);//启用法向量glClearColor(1.0f, 1.0f, 1.0f, 0.0f); //为色彩缓冲区指定用于清除的值//设置表面材料的属性GLfloat mat_ambient[] = {0.6f,0.6f,0.6f,1.0f};GLfloat mat_diffuse[] = {0.5f,0.5f,0.5f,1.0f};GLfloat mat_specular[] = {1.0f,1.0f,1.0f,1.0f,};GLfloat mat_shininess[] = {40.0f};glMaterialfv(GL_FRONT, GL_AMBIENT, mat_ambient);//指定环境泛光的强度 glMaterialfv(GL_FRONT, GL_DIFFUSE, mat_diffuse);//漫反射的强度glMaterialfv(GL_FRONT, GL_SPECULAR, mat_specular);//镜面反射的强度glMaterialfv(GL_FRONT, GL_SHININESS, mat_shininess);//镜面反射光的会聚强度//纹理makeCheckImage();//绘制地面纹理图案glPixelStorei(GL_UNPACK_ALIGNMENT, 1);//控制像素存储模式glGenTextures(1, texName);//用来生成纹理的数量为1glBindTexture(GL_TEXTURE_2D, texName);//绑定纹理//纹理滤波，图象从纹理图象空间映射到帧缓冲图象空间glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, checkImageWidth,checkImageHeight, 0, GL_RGBA, GL_UNSIGNED_BYTE, checkImage);}//函数功能：绘制墙壁void DrawWall(void){glPushMatrix(); //矩阵堆栈压入glTr