def ask_parameters(self):
cache = context.application.cache
nodes = cache.nodes
last = cache.last
next_to_last = cache.next_to_last
if isinstance(last, Vector):
if (len(nodes) >= 2) and isinstance(next_to_last, Vector):
parent = nodes[-2].parent
b1 = last.children[0].translation_relative_to(parent)
e1 = last.children[1].translation_relative_to(parent)
b2 = next_to_last.children[0].translation_relative_to(parent)
e2 = next_to_last.children[1].translation_relative_to(parent)
if (b1 is not None) and (e1 is not None) and (b2 is not None) and (e2 is not None):
angle = compute_angle(e1 - b1, e2 - b2)
axis = numpy.cross(e1 - b1, e2 - b2)
self.parameters.center = Translation(0.5*(b1+b2))
self.parameters.rotation = Rotation.from_properties(angle, axis, False)
else:
parent = next_to_last.parent
b = last.children[0].translation_relative_to(parent)
e = last.children[1].translation_relative_to(parent)
if (b is not None) and (e is not None):
self.parameters.center = Translation(b)
self.parameters.rotation = Rotation.from_properties(numpy.pi*0.25, e - b, False)
elif isinstance(last, GLTransformationMixin) and isinstance(last.transformation, Translation):
parent = last.parent
self.parameters.center = Translation(last.get_frame_relative_to(parent).t)
self.parameters.rotation = Rotation.identity()
else:
self.parameters.center = Translation(calculate_center(cache.translations))
if self.parameters_dialog.run(self.parameters) != gtk.RESPONSE_OK:
self.parameters.clear()
def do(self):
cache = context.application.cache
for node in cache.nodes:
child_translations = []
translated_children = []
for child in node.children:
if isinstance(child, GLTransformationMixin) and isinstance(child.transformation, Translation):
if child.get_fixed():
translated_children = []
break
translated_children.append(child)
child_translations.append(child.transformation)
if len(translated_children) > 0:
translation = Translation(calculate_center(child_translations))
CenterAlignBase.do(self, node, translated_children, translation)
def do(self):
cache = context.application.cache
for node in cache.nodes:
child_translations = []
translated_children = []
for child in node.children:
if isinstance(child, GLTransformationMixin) and isinstance(
child.transformation, Translation):
if child.get_fixed():
translated_children = []
break
translated_children.append(child)
child_translations.append(child.transformation)
if len(translated_children) > 0:
translation = Translation(calculate_center(child_translations))
CenterAlignBase.do(self, node, translated_children,
translation)
def ask_parameters(self):
cache = context.application.cache
nodes = cache.nodes
last = cache.last
next_to_last = cache.next_to_last
if isinstance(last, Vector):
if (len(nodes) >= 2) and isinstance(next_to_last, Vector):
parent = nodes[-2].parent
b1 = last.children[0].translation_relative_to(parent)
e1 = last.children[1].translation_relative_to(parent)
b2 = next_to_last.children[0].translation_relative_to(parent)
e2 = next_to_last.children[1].translation_relative_to(parent)
if (b1 is not None) and (e1 is not None) and (
b2 is not None) and (e2 is not None):
angle = compute_angle(e1 - b1, e2 - b2)
axis = numpy.cross(e1 - b1, e2 - b2)
self.parameters.center = Translation(0.5 * (b1 + b2))
self.parameters.rotation = Rotation.from_properties(
angle, axis, False)
else:
parent = next_to_last.parent
b = last.children[0].translation_relative_to(parent)
e = last.children[1].translation_relative_to(parent)
if (b is not None) and (e is not None):
self.parameters.center = Translation(b)
self.parameters.rotation = Rotation.from_properties(
numpy.pi * 0.25, e - b, False)
elif isinstance(last, GLTransformationMixin) and isinstance(
last.transformation, Translation):
parent = last.parent
self.parameters.center = Translation(
last.get_frame_relative_to(parent).t)
self.parameters.rotation = Rotation.identity()
else:
self.parameters.center = Translation(
calculate_center(cache.translations))
if self.parameters_dialog.run(self.parameters) != gtk.RESPONSE_OK:
self.parameters.clear()
def ask_parameters(self):
cache = context.application.cache
nodes = cache.nodes
last = cache.last
next_to_last = cache.next_to_last
if isinstance(last, Vector):
if (len(nodes) >= 2) and isinstance(next_to_last, Vector):
raise NotImplementedError("This part of the code is not supported yet.")
b1 = last.children[0].translation_relative_to(parent)
e1 = last.children[1].translation_relative_to(parent)
b2 = next_to_last.children[0].translation_relative_to(parent)
e2 = next_to_last.children[1].translation_relative_to(parent)
if (b1 is not None) and (e1 is not None) and (b2 is not None) and (e2 is not None):
if last.children[0].target == next_to_last.children[0].target:
self.parameters.complete.t = copy.copy(b1)
angle = angle(e1 - b1, e2 - b2)
rotation_vector = numpy.cross(e1 - b1, e2 - b2)
self.parameters.complete.set_rotation_properties(angle, rotation_vector, False)
else:
parent = next_to_last.parent
b = last.children[0].translation_relative_to(parent)
e = last.children[1].translation_relative_to(parent)
if (b is not None) and (e is not None):
self.parameters.complete.t = b
self.parameters.complete.set_rotation_properties(math.pi*0.25, e - b, False)
elif isinstance(last, GLTransformationMixin) and isinstance(last.transformation, Translation):
parent = last.parent
self.parameters.complete.t = last.get_frame_relative_to(parent).t
else:
self.parameters.complete.t = calculate_center(cache.translations)
if self.parameters_dialog.run(self.parameters.complete) != gtk.RESPONSE_OK:
self.parameters.clear()
else:
self.parameters.complete.t -= numpy.dot(self.parameters.complete.r, self.parameters.complete.t)
