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# create an animation for a molecule
clearAll()
#the molecule to animate
openFile(Path().find("structures/bpti.pdb"))
angle_step = 6
turns = 1
move_step = 1
move_dist = 100
# do we want to create a movie with PNGs or POVRays?
def my_task():
m.processEvents(1000)
#s.exportPOVRay()
#s.exportPNG()
s = getScene()
m = getMainControl()
camera = Camera(s.getStage().getCamera())
# zoom out
s.move(Vector3(0,0,-move_dist))
# zoom in on molecule
for i in range(0, move_dist / move_step):
s.move(Vector3(0,0,move_step))
my_task()
#rotate left
for i in range(0, 360 * turns / angle_step):
s.rotate(angle_step, 0)
my_task()
#rotate up
for i in range(0, 360 * turns / angle_step):
s.rotate(0, angle_step)
my_task()
#rotate left 90 degree
for i in range(0, 90 / angle_step):
s.rotate(angle_step, 0)
my_task()
#move throught molecule
for i in range(0, move_dist * 2 / move_step):
s.move(Vector3(0,0,-move_step))
my_task()
#reset camera
s.setCamera(camera)
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