201702GraduateEx0101 - dknife/Graduate2017_Autumn GitHub Wiki

from OpenGL.GLUT import *
from OpenGL.GL import *
from OpenGL.GLU import *

initLoc = [0,1,0]

def move() :
    global initLoc
    initLoc[1] -= 0.001
    glutPostRedisplay()


def draw():
    glClear(GL_COLOR_BUFFER_BIT)
    glMatrixMode(GL_PROJECTION)
    glLoadIdentity()
    gluPerspective(60, 1.0, 0.1, 1000);
    glMatrixMode(GL_MODELVIEW)
    glLoadIdentity()
    gluLookAt(0.0,2.0,5.0, 0.0,0.0,0.0, 0.0,1.0,0.0)
    glPushMatrix()
    glTranslatef(initLoc[0], initLoc[1], initLoc[2])
    glColor3f(1,0,0)
    glutWireSphere(0.1, 30,30)
    glPopMatrix()
    glFlush()

glutInit(sys.argv)
glutInitDisplayMode(GLUT_SINGLE | GLUT_RGB)
glutInitWindowSize(250, 250)
glutInitWindowPosition(100, 100)
glutCreateWindow(b"OpenGL with Python")
glClearColor(0,0,1,1)
glutDisplayFunc(draw)
glutIdleFunc(move)
glutMainLoop()

# End of program