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import OpenGL.GL as gl
import glitch, glitch.gtk
from glitch.limbo.objects import make_lit_test_scene
class Accumulate(glitch.Node):
def render(self, ctx):
gl.glClear(gl.GL_ACCUM_BUFFER_BIT)
for child in self.children:
gl.glClear(gl.GL_COLOR_BUFFER_BIT | gl.GL_DEPTH_BUFFER_BIT)
child.render(ctx)
gl.glAccum(gl.GL_ACCUM, 1.0 / len(self.children))
gl.glAccum(gl.GL_RETURN, 1.0)
if __name__ == '__main__':
scene = make_lit_test_scene()
scene_x = glitch.Rotate(0.5, 0, 1, 0, children=[scene])
scene_y = glitch.Rotate(0.5, 1, 0, 0, children=[scene])
camera = glitch.gtk.GtkMovingCamera(eye=[0, 2, 3], children=[
Accumulate(children=[scene, scene_x, scene_y])])
camera.run()
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