【文件属性】：
文件名称：opengl20面体
文件大小：749B
文件格式：RAR
更新时间：2015-05-04 19:21:02
opengl 20面体
opengl 20面体#include
#define X .525731112119133606
#define Z .850650808352039932
static GLfloat vdata[12][3] = {//各顶点坐标
{-X,0.0,Z},{X,0.0,Z},{-X,0.0,-Z},{X,0.0,-Z},
{0.0,Z,X},{0.0,Z,-X},{0.0,-Z,X},{0.0,-Z,-X},
{Z,X,0.0},{-Z,X,0.0},{Z,-X,0.0},{-Z,-X,0.0},
};
static GLuint tindices[20][3] = {//构成各面（三角形）的顶点索引
{1,4,0},{4,9,0},{4,5,9},{8,5,4},{1,8,4},
{1,10,8},{10,3,8},{8,3,5},{3,2,5},{3,7,2},
{3,10,7},{10,6,7},{6,11,7},{6,0,11},{6,1,0},
{10,1,6},{11,0,9},{2,11,9},{5,2,9},{11,2,7},
};
void display()
{
glClear(GL_COLOR_BUFFER_BIT);
glBegin(GL_TRIANGLES);
for(int i = 0;i < 20;++i)
{
glColor3f(1.0,1.0,i * 1.0 / 20);//颜色设置
glVertex3fv(&vdata;[tindices[i][0]][0]);
glVertex3fv(&vdata;[tindices[i][1]][0]);
glVertex3fv(&vdata;[tindices[i][2]][0]);
}
glEnd();
glFlush();
}
void init()
{
glClearColor(0.0,0.0,0.0,0.0);
}
int main(int argc,char** argv)
{
glutInit(&argc;,argv);
glutInitDisplayMode(GLUT_SINGLE | GLUT_RGB);
glutInitWindowSize(250,250);
glutInitWindowPosition(100,100);
glutCreateWindow("Polygon");
init();
glutDisplayFunc(display);
glutMainLoop();
return 0;
}
【文件预览】：
opengl20faces.cpp
