Add some spatial hashing fixes from 2.0 branch.

pvcraven · Aug 24, 2018 · bafeb7a · bafeb7a
1 parent 6ba55bc
commit bafeb7a
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Showing 2 changed files with 8 additions and 4 deletions.
diff --git a/arcade/sprite.py b/arcade/sprite.py
@@ -429,9 +429,9 @@ def _set_center_x(self, new_value: float):
         """ Set the center x coordinate of the sprite. """
         if new_value != self._position[0]:
             self.clear_spatial_hashes()
-            self._position[0] = new_value
             self._point_list_cache = None
-
+            self._position[0] = new_value
+            self.add_spatial_hashes()
 
     center_x = property(_get_center_x, _set_center_x)
 
@@ -443,8 +443,9 @@ def _set_center_y(self, new_value: float):
         """ Set the center y coordinate of the sprite. """
         if new_value != self._position[1]:
             self.clear_spatial_hashes()
-            self._position[1] = new_value
             self._point_list_cache = None
+            self._position[1] = new_value
+            self.add_spatial_hashes()
 
     center_y = property(_get_center_y, _set_center_y)
 

diff --git a/arcade/sprite_list.py b/arcade/sprite_list.py
@@ -314,18 +314,21 @@ def append(self, item: T):
         self.sprite_list.append(item)
         item.register_sprite_list(self)
         self.vbo_dirty = True
+        if self.use_spatial_hash:
+            self.spatial_hash.insert_object_for_box(item)
 
     def recalculate_spatial_hash(self, item: T):
         if self.use_spatial_hash:
             self.spatial_hash.remove_object(item)
-            self.spatial_hash.append_object(item)
+            self.spatial_hash.insert_object_for_box(item)
 
     def remove(self, item: T):
         """
         Remove a specific sprite from the list.
         """
         self.sprite_list.remove(item)
         self.vbo_dirty = True
+
         if self.use_spatial_hash:
             self.spatial_hash.remove_object(item)