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#!/usr/bin/env python
"""This script shows another example of using the PyWavefront module."""
# This example was created by intrepid94
import ctypes
import os
import sys
sys.path.append('..')
import pyglet
from pyglet.gl import *
from pywavefront import visualization
from pywavefront import Wavefront
# Create absolute path from this module
file_abspath = os.path.join(os.path.dirname(__file__), 'data/earth.obj')
rotation = 0.0
meshes = Wavefront(file_abspath)
window = pyglet.window.Window(1024, 720, caption='Demo', resizable=True)
lightfv = ctypes.c_float * 4
label = pyglet.text.Label(
'Hello, world',
font_name='Times New Roman',
font_size=12,
x=800, y=700,
anchor_x='center', anchor_y='center')
@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(40.0, float(width) / height, 1.0, 100.0)
glEnable(GL_DEPTH_TEST)
glMatrixMode(GL_MODELVIEW)
return True
@window.event
def on_draw():
window.clear()
glLoadIdentity()
glLightfv(GL_LIGHT0, GL_POSITION, lightfv(-40.0, 200.0, 100.0, 0.0))
glLightfv(GL_LIGHT0, GL_AMBIENT, lightfv(0.2, 0.2, 0.2, 1.0))
glLightfv(GL_LIGHT0, GL_DIFFUSE, lightfv(0.5, 0.5, 0.5, 1.0))
glEnable(GL_LIGHT0)
glEnable(GL_LIGHTING)
glEnable(GL_COLOR_MATERIAL)
glEnable(GL_DEPTH_TEST)
glShadeModel(GL_SMOOTH)
glMatrixMode(GL_MODELVIEW)
# glTranslated(0, 4, -8)
# glRotatef(90, 0, 1, 0)
# glRotatef(-60, 0, 0, 1)
# Rotations for sphere on axis - useful
glTranslated(0, .8, -20)
glRotatef(-66.5, 0, 0, 1)
glRotatef(rotation, 1, 0, 0)
glRotatef(90, 0, 0, 1)
glRotatef(0, 0, 1, 0)
visualization.draw(meshes)
def update(dt):
global rotation
rotation += 45 * dt
if rotation > 720.0:
rotation = 0.0
pyglet.clock.schedule(update)
pyglet.app.run()
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