02160925 葉乃慈 week05

#include<GL/glut.h>

#include<stdio.h>

float angle=0, angle2=0;

void display()

{

    ///要在 main()裡面 glutInit()之後 glutCreateWindow()之前

    ///加一行glutInitDisplayMode(GLUT_DEPTH);讓顯示的window有3D深度的功能

    glEnable(GL_DEPTH_TEST);

    glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);

    glPushMatrix();

    glRotatef(angle, 0,1,0);

    glRotatef(angle, 1,0,0);

    glColor3f(0,1,0);

    glBegin(GL_POLYGON);

        glVertex3f(0.2,0.2,0.8);

        glVertex3f(0.2,-0.2,0.8);

        glVertex3f(-0.2,-0.2,0.8);

        glVertex3f(-0.2,0.2,0.8);

    glEnd();

glBegin(GL_POLYGON);

        glVertex3f(0.2,0.2,-0.8);

        glVertex3f(0.2,-0.2,-0.8);

        glVertex3f(-0.2,-0.2,-0.8);

        glVertex3f(-0.2,0.2,-0.8);

        glEnd();

glBegin(GL_QUAD_STRIP);

        glVertex3f(0.2,0.2,0.8);

        glVertex3f(0.2,0.2,-0.8);

        glVertex3f(0.2,-0.2,0.8);

        glVertex3f(0.2,-0.2,-0.8);

        glVertex3f(-0.2,-0.2,0.8);

        glVertex3f(-0.2,-0.2,-0.8);

        glVertex3f(-0.2,0.2,0.8);

        glVertex3f(-0.2,0.2,-0.8);

        glEnd();

          glColor3f(0,0,0);

    glBegin(GL_LINE_LOOP);

        glVertex3f(0.2,0.2,0.8);

        glVertex3f(0.2,-0.2,0.8);

        glVertex3f(-0.2,-0.2,0.8);

        glVertex3f(-0.2,0.2,0.8);

    glEnd();

glBegin(GL_LINE_LOOP);

        glVertex3f(0.2,0.2,-0.8);

        glVertex3f(0.2,-0.2,-0.8);

        glVertex3f(-0.2,-0.2,-0.8);

        glVertex3f(-0.2,0.2,-0.8);

        glEnd();

glBegin(GL_LINES);

        glVertex3f(0.2,0.2,0.8);

        glVertex3f(0.2,0.2,-0.8);

        glVertex3f(0.2,-0.2,0.8);

        glVertex3f(0.2,-0.2,-0.8);

        glVertex3f(-0.2,-0.2,0.8);

        glVertex3f(-0.2,-0.2,-0.8);

        glVertex3f(-0.2,0.2,0.8);

        glVertex3f(-0.2,0.2,-0.8);

        glEnd();

    glPopMatrix();

    glFlush();

    ///angle+=0.1;

}

void motion(int x,int y)

{

    printf("%d %d\n",x,y);

    angle = x;

    angle2 = y;

}

int main(int argc,char **argv)

{

    glutInit(&argc, argv);

    glutInitDisplayMode(GLUT_DEPTH);///讓顯示的window有3D的功能

    glutCreateWindow("02160925葉乃慈");

    glutDisplayFunc(display);

    glutIdleFunc(display);

    ///glutMouseFunc(mouse); mouse的按鈕按下去DOWN/彈起來UP

    glutMotionFunc(motion);///mouse 的motion

    glutMainLoop();

}