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#!/usr/bin/env python
"""Simple GLUT example to manually test event loop integration.
To run this:
1) Enable the PyDev GUI event loop integration for glut
2) do an execfile on this script
3) ensure you have a working GUI simultaneously with an
interactive console
4) run: gl.glClearColor(1,1,1,1)
"""
if __name__ == "__main__":
#!/usr/bin/env python
import sys
import OpenGL.GL as gl
import OpenGL.GLUT as glut
def close():
glut.glutDestroyWindow(glut.glutGetWindow())
def display():
gl.glClear(gl.GL_COLOR_BUFFER_BIT | gl.GL_DEPTH_BUFFER_BIT)
glut.glutSwapBuffers()
def resize(width, height):
gl.glViewport(0, 0, width, height + 4)
gl.glMatrixMode(gl.GL_PROJECTION)
gl.glLoadIdentity()
gl.glOrtho(0, width, 0, height + 4, -1, 1)
gl.glMatrixMode(gl.GL_MODELVIEW)
if glut.glutGetWindow() > 0:
interactive = True
glut.glutInit(sys.argv)
glut.glutInitDisplayMode(glut.GLUT_DOUBLE | glut.GLUT_RGBA | glut.GLUT_DEPTH)
else:
interactive = False
glut.glutCreateWindow("gui-glut")
glut.glutDisplayFunc(display)
glut.glutReshapeFunc(resize)
# This is necessary on osx to be able to close the window
# (else the close button is disabled)
if sys.platform == "darwin" and not bool(glut.HAVE_FREEGLUT):
glut.glutWMCloseFunc(close)
gl.glClearColor(0, 0, 0, 1)
if not interactive:
glut.glutMainLoop()
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