02160154_周芮安,week04

實心甜甜圈

#include <GL/glut.h>
void display()
 {
    glutSolidTorus(0.2,0.5,20,20);
    glFlush();
 }
 int main(int argc, char **argv)
{
     glutInit(&argc, argv);
     glutCreateWindow("GLUT Shapes");
     glutDisplayFunc(display);
     glutMainLoop();
}

空心甜甜圈

void display()
 {
    glutWireTorus(0.2,0.5,20,20);
    glFlush();
 }

 

void display()
 {
    glutWireTorus(0.2,0.5,20,20);
    glutSolidTeapot(0.2);
    glFlush();
 }

 

#include <GL/glut.h>
float angle=0;
void display()
{
    glClear(GL_COLOR_BUFFER_BIT);
    glPushMatrix();    //備份matrix
        glTranslatef(0.2,0,0);
        glRotated(angle,1,1,0);
    glutWireTorus(0.2,0.5,20,20);
    glutSolidTeapot(0.2);
    glPopMatrix();   //還原
    glFlush();
    angle+=0.1;
}

int main(int argc, char **argv)
{
    glutInit(&argc, argv);
    glutCreateWindow("GLUT Shapes");
    glutDisplayFunc(display);
    glutIdleFunc(display);
    glutMainLoop();
}