计算机图形学GLUT程序设计

#include "glut.h" #include <stdlib.h> void redraw() { glClear(GL_COLOR_BUFFER_BIT); glBegin(GL_POLYGON); glColor3f(1, 1, 1); glVertex3f(0, 0, 0); glColor3f(1, 0, 0); glVertex3f(0, 0.5, 0); glVertex3f(0.1, 0.3,0); glColor3f(1, 0, 1); glVertex3f(0.4, 0.3,0); glVertex3f(0.25,0,0); glColor3f(0, 0, 1); glVertex3f(0.4, -0.3, 0); glVertex3f(0.1, -0.3, 0); glColor3f(0, 1, 1); glVertex3f(0, -0.5, 0); glVertex3f(-0.1, -0.3,0); glColor3f(0, 1, 0); glVertex3f(-0.4, -0.3,0); glVertex3f(-0.25, 0, 0); glColor3f(1, 1, 0); glVertex3f(-0.4, 0.3, 0); glVertex3f(-0.1, 0.3, 0); glVertex3f(0, 0.5, 0); glVertex3f(0, 0, 0); glEnd(); // GL_QUADS glutSwapBuffers(); } int main (int argc, char *argv[]) { glutInit(&argc, argv); glutInitDisplayMode(GLUT_RGBA | GLUT_DOUBLE); int windowHandle = glutCreateWindow("Simple GLUT App"); glutDisplayFunc(redraw); glutMainLoop(); return 0; }