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
51
52
53
54
55
56
57
58
59
60
61
62
63
|
#!/usr/bin/env python
"""This script shows an example of using the PyWavefront module."""
import ctypes
import os
import sys
sys.path.append('..')
import pyglet
from pyglet.gl import *
from pywavefront import visualization
import pywavefront
# Create absolute path from this module
file_abspath = os.path.join(os.path.dirname(__file__), 'data/uv_sphere.obj')
rotation = 0
meshes = pywavefront.Wavefront(file_abspath)
window = pyglet.window.Window(resizable=True)
lightfv = ctypes.c_float * 4
@window.event
def on_resize(width, height):
viewport_width, viewport_height = window.get_framebuffer_size()
glViewport(0, 0, viewport_width, viewport_height)
glMatrixMode(GL_PROJECTION)
glLoadIdentity()
gluPerspective(60., float(width)/height, 1., 100.)
glMatrixMode(GL_MODELVIEW)
return True
@window.event
def on_draw():
window.clear()
glLoadIdentity()
glLightfv(GL_LIGHT0, GL_POSITION, lightfv(-1.0, 1.0, 1.0, 0.0))
glEnable(GL_LIGHT0)
glTranslated(0.0, 0.0, -3.0)
glRotatef(rotation, 0.0, 1.0, 0.0)
glRotatef(-25.0, 1.0, 0.0, 0.0)
glRotatef(45.0, 0.0, 0.0, 1.0)
glEnable(GL_LIGHTING)
visualization.draw(meshes)
def update(dt):
global rotation
rotation += 90.0 * dt
if rotation > 720.0:
rotation = 0.0
pyglet.clock.schedule(update)
pyglet.app.run()
|
