1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
|
#!/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)
"""
#!/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()
|
