02160464_張開為_WEEK14

手


#include <GL/glut.h>
float angle=0, oldX=0, oldY=0;
void drawBody()
{

glPushMatrix();
 glScalef(1,0.5,0.5);
glutSolidCube(1);
glPopMatrix();

}
void drawArm()
{

glPushMatrix();
 glScalef(0.6,0.3,0.3);
glutSolidCube(1);
glPopMatrix();

}
void display()
{
    {GLfloat pos[]={0,0,-1,0};
    glLightfv(GL_LIGHT0, GL_POSITION, pos);
    glEnable(GL_LIGHT0);
    glEnable(GL_LIGHTING);
    glEnable(GL_DEPTH_TEST);
    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
    }

    glPushMatrix();
      glTranslatef(0.5,0,0);///把樓下會對手臂做旋轉的東西移到右上
      glRotatef(angle, 0,0,1);///將他對中間旋轉
      glTranslatef(0.25,0,0);///將他右移
      drawArm();/// 右手
          glPushMatrix();
      glTranslatef(0.25,0,0);
      glRotatef(angle, 0,0,1);///
      glTranslatef(0.25,0,0);///將他右移
      drawArm();///右手
      glPopMatrix();
           glPopMatrix();
          glPushMatrix();
      glTranslatef(-0.5,0,0);
      glRotatef(-angle, 0,0,1);///
      glTranslatef(-0.25,0,0);///將他右移
      drawArm();///左手
     glPushMatrix();
      glTranslatef(-0.25,0,0);
      glRotatef(-angle, 0,0,1);///
      glTranslatef(-0.25,0,0);///將他右移
      drawArm();///左手
      glPopMatrix();
           glPopMatrix();
      drawBody();

      glFlush();
}
void motion(int x, int y)
{
    angle -=y - oldY;
    oldY=y; oldX=x;
}
void mouse(int button, int state, int x, int y ){
  if(state==GLUT_DOWN){oldX=x; oldY=y;}
}
void timer(int t)
{
    glutTimerFunc(20, timer,t+1);
    //angle++;
    glutPostRedisplay();
}
int main(int argc, char**argv)
{
    glutInit(&argc, argv);
    glutCreateWindow("T-R-T test");
    glutDisplayFunc(display);
    glutTimerFunc(20, timer,0);
    glutMotionFunc(motion);
    glutMainLoop();
}