def main(name, args):
''' Creates the main window, initializes the OpenGL
environment, and draws the triangles
'''
win = window.Window(WINDOW_WIDTH, WINDOW_HEIGHT)
win._keys = set([])
triangles = load_triangle_file(name, args)
win._triangles = triangles
@win.event
def on_key_press(key, modifier):
win._keys.add(key)
@win.event
def on_key_release(key, modifier):
if key in win._keys:
win._keys.remove(key)
@win.event
def on_draw():
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
# Sort the triangles first by the furthest Z value
def sort_by_z(tri1, tri2):
min_tri1 = min(tri1.v0.z, tri1.v1.z, tri1.v2.z)
min_tri2 = min(tri2.v0.z, tri2.v1.z, tri2.v2.z)
return [1, -1][min_tri1 < min_tri2]
for tri in sorted(win._triangles, sort_by_z):
draw_triangle(win, tri)
def execute_transforms(dt):
transforms = [lambda t: t]
if key.LEFT in win._keys:
transforms.append(lambda t: t.rotate_y(-3))
elif key.RIGHT in win._keys:
transforms.append(lambda t: t.rotate_y(3))
if key.UP in win._keys:
transforms.append(lambda t: t.rotate_x(-3))
elif key.DOWN in win._keys:
transforms.append(lambda t: t.rotate_x(3))
if key.PLUS in win._keys:
transforms.append(lambda t: t.scale(1.1))
elif key.MINUS in win._keys:
transforms.append(lambda t: t.scale(0.9))
transform = reduce(lambda f, g: lambda t: g(f(t)), transforms)
win._triangles = map(transform, win._triangles)
pyglet.clock.schedule(execute_transforms)
pyglet.app.run()
def main(name, args):
''' Creates the main window, initializes the OpenGL
environment, and draws the triangles
'''
win = window.Window(WINDOW_WIDTH, WINDOW_HEIGHT)
win._keys = set([])
triangles = load_triangle_file(name, args)
win._triangles = triangles
# Set up wireframe mode
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE)
@win.event
def on_key_press(key, modifier):
win._keys.add(key)
@win.event
def on_key_release(key, modifier):
if key in win._keys:
win._keys.remove(key)
@win.event
def on_draw():
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
for tri in win._triangles:
draw_triangle(win, tri)
def execute_transforms(dt):
transforms = [lambda t: t]
if key.LEFT in win._keys:
transforms.append(lambda t: t.rotate_y(-3))
elif key.RIGHT in win._keys:
transforms.append(lambda t: t.rotate_y(3))
if key.UP in win._keys:
transforms.append(lambda t: t.rotate_x(-3))
elif key.DOWN in win._keys:
transforms.append(lambda t: t.rotate_x(3))
if key.PLUS in win._keys:
transforms.append(lambda t: t.scale(1.1))
elif key.MINUS in win._keys:
transforms.append(lambda t: t.scale(0.9))
transform = reduce(lambda f, g: lambda t: g(f(t)), transforms)
win._triangles = map(transform, win._triangles)
pyglet.clock.schedule(execute_transforms)
pyglet.app.run()
def main(name, args):
''' Creates the main window, initializes the OpenGL
environment, and draws the triangles
'''
win = window.Window(WINDOW_WIDTH, WINDOW_HEIGHT)
# Initialize the opengl camera
glViewport(0, 0, WINDOW_WIDTH, WINDOW_HEIGHT)
glMatrixMode(GL_PROJECTION)
glLoadIdentity()
glOrtho(WINDOW_WIDTH / -2, WINDOW_WIDTH / 2,
WINDOW_HEIGHT / -2, WINDOW_HEIGHT / 2,
WINDOW_WIDTH / -2, WINDOW_HEIGHT / 2)
glMatrixMode(GL_MODELVIEW)
glClear(GL_COLOR_BUFFER_BIT)
glLoadIdentity()
triangles = load_triangle_file(name, args)
valid_triangles = [tri for tri in triangles if tri.is_ccw]
for tri in valid_triangles:
draw_triangle(tri)
pyglet.app.run()
