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Don't check collision when entity is not found

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This commit is contained in:
Kanewersa 2021-05-23 14:00:30 +02:00
parent f449cec090
commit fe9a13f67a
1 changed files with 4 additions and 3 deletions
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5
survival/systems/collision_system.py
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@ -12,7 +12,8 @@ class CollisionSystem(esper.Processor):
self.map = game_map
def process(self, dt):
for ent, (pos, moving, onCol) in self.world.get_components(PositionComponent, MovingComponent, OnCollisionComponent):
for ent, (pos, moving, onCol) in self.world.get_components(PositionComponent, MovingComponent,
OnCollisionComponent):
if moving.target is not None:
continue
@ -25,7 +26,7 @@ class CollisionSystem(esper.Processor):
self.world.remove_component(ent, MovingComponent)
onCol.callAll()
colliding_object: int = self.map.get_entity(moving.target)
if self.world.has_component(colliding_object, OnCollisionComponent):
if colliding_object is not None and self.world.has_component(colliding_object, OnCollisionComponent):
self.world.component_for_entity(colliding_object, OnCollisionComponent).callAll()
else: