def test_system(self):
Engine.reset_indices()
s = TestIteratingSystem()
e1 = Entity()
vel = VelocityComponent(1, 0, 0)
pos = PositionComponent()
e1.add(vel)
e1.add(pos)
engine = Engine()
engine.add_entity(e1)
engine.add_system(s)
for i in range(10):
engine.update(0.5)
self.assertEqual(pos.x, 5.0)
def test_system(self): Engine.reset_indices() s = TestIteratingSystem() e1 = Entity() vel = VelocityComponent(1,0,0) pos = PositionComponent() e1.add(vel) e1.add(pos) engine = Engine() engine.add_entity(e1) engine.add_system(s) for i in range(10): engine.update(0.5) self.assertEqual(pos.x, 5.0)
def test_component(self): global COMPONENT_REMOVED global COMPONENT_ADDED Engine.reset_indices() engine = Engine() e1 = Entity() c = VelocityComponent() e1.component_added.append(TestComponentAddedListener()) e1.component_removed.append(TestComponentRemovedListener()) engine.add_entity(e1) e1.add(c) self.assertEqual(COMPONENT_ADDED, e1) reset_component_listener_test() family = Family.get_for_bits(ComponentType.get_bits_for(VelocityComponent)) entities = engine.get_entities_for(family) self.assertEqual(entities[0], e1) e1.remove(VelocityComponent) self.assertEqual(COMPONENT_REMOVED, e1) reset_component_listener_test()
def test_component(self):
global COMPONENT_REMOVED
global COMPONENT_ADDED
Engine.reset_indices()
engine = Engine()
e1 = Entity()
c = VelocityComponent()
e1.component_added.append(TestComponentAddedListener())
e1.component_removed.append(TestComponentRemovedListener())
engine.add_entity(e1)
e1.add(c)
self.assertEqual(COMPONENT_ADDED, e1)
reset_component_listener_test()
family = Family.get_for_bits(
ComponentType.get_bits_for(VelocityComponent))
entities = engine.get_entities_for(family)
self.assertEqual(entities[0], e1)
e1.remove(VelocityComponent)
self.assertEqual(COMPONENT_REMOVED, e1)
reset_component_listener_test()
self.graphics_list = graphics_list class ParentTransformComponent(Component): def __init__(self, parent_entity): self.parent_entity = parent_entity class SailSystem(IteratingSystem): family = Family.get_for_classes(SailComponent) class RenderingSystem(IteratingSystem): family = Family.get_for_classes(GraphicsComponent) def __init__(self): super(RenderingSystem, self).__init__(self.family) def process_entity(self, entity, deltatime): print(entity, deltatime) if __name__ == '__main__': engine = Engine() e1 = Entity() engine.add_entity(e1) e1.add(GraphicsComponent()) rs = RenderingSystem() engine.add_system(rs) engine.update(1.0)