def get_drag_limbs(self):
limbs = []
pose = self.animation.poses[self.pose_index]
for i, limb in enumerate(self.skeleton.limbs):
vertices = ik.solve(limb.vertices, pose.targets[i])
limbs.append(Polygon(vertices, closed=False))
return limbs
def on_mouse_drag(self, x, y, dx, dy, button, modifiers):
if self.limb_index is None:
return
mouse_point = self.camera.get_world_point(Point2(x, y))
limb = self.skeleton.limbs[self.limb_index]
vertices = ik.solve(limb.vertices, mouse_point)
self.drag_limbs[self.limb_index] = Polygon(vertices, closed=False)
pose = self.animation.poses[self.pose_index]
pose.targets[self.limb_index] = vertices[-1].copy()
