Prune empty quad tree nodes

6 years ago · 4f387fdf1c
parent aecbc2f01c
commit 4f387fdf1c
1 changed files with 4 additions and 1 deletions
--- a/components/terrain/quadtreeworld.cpp
+++ b/components/terrain/quadtreeworld.cpp
@ -163,7 +163,10 @@ public:
                boundingBox.expandBy(child->getBoundingBox());
        }

-        parent->setBoundingBox(boundingBox);
+        if (!boundingBox.valid())
+            parent->removeChildren(0, 4);
+        else
+            parent->setBoundingBox(boundingBox);
    }

    QuadTreeNode* addChild(QuadTreeNode* parent, ChildDirection direction, float size)