diff -r fb170fccb19f -r b490093b0ac3 src/octree.cc
--- a/src/octree.cc	Wed Dec 12 19:59:19 2007 +0100
+++ b/src/octree.cc	Thu Dec 13 00:08:11 2007 +0100
@@ -44,71 +44,15 @@
 
 	// distribute shapes to children
 	ShapeList::iterator sh;
-	BBox shbb;
-	int child, both;
 	unsigned int shapenum = 0;
 	for (sh = shapes->begin(); sh != shapes->end(); sh++)
 	{
-		child = 0;
-		both = 0;
-		shbb = (*sh)->get_bbox();
-
-		if (shbb.L.x >= xsplit)
-			child |= 4; //right
-		else if (shbb.H.x > xsplit)
-			both |= 4; // both
-		// for left, do nothing
-
-		if (shbb.L.y >= ysplit)
-			child |= 2;
-		else if (shbb.H.y > ysplit)
-			both |= 2;
-
-		if (shbb.L.z >= zsplit)
-			child |= 1;
-		else if (shbb.H.z > zsplit)
-			both |= 1;
-
-		if (!both)
-		{
-			getChild(child)->addShape(*sh);
-			shapenum++;
-		}
-		else
-		{
-			// shape goes to more than one child
-			if (both == 7)
+		for (int i = 0; i < 8; i++)
+			if ((*sh)->intersect_bbox(childbb[i]))
 			{
-				for (int i = 0; i < 8; i++)
-					getChild(i)->addShape(*sh);
-				shapenum += 8;
+				getChild(i)->addShape(*sh);
+				shapenum++;
 			}
-			else if (both == 3 || both >= 5)
-			{
-				if (both == 3)
-				{
-					for (int i = 0; i < 4; i++)
-						getChild(child + i)->addShape(*sh);
-				}
-				else if (both == 5)
-				{
-					for (int i = 0; i < 4; i++)
-						getChild(child + i+(i>>1<<1))->addShape(*sh);
-				}
-				else if (both == 6)
-				{
-					for (int i = 0; i < 4; i++)
-						getChild(child + (i<<1))->addShape(*sh);
-				}
-				shapenum += 4;
-			}
-			else
-			{
-				getChild(child)->addShape(*sh);
-				getChild(child+both)->addShape(*sh);
-				shapenum += 2;
-			}
-		}
 	}
 
 	if (shapes->size() <= 8 && shapenum > 2*shapes->size())
@@ -316,7 +260,6 @@
 	Float tz0 = (bbox.L.z - ro.z) / rdir.z;
 	Float tz1 = (bbox.H.z - ro.z) / rdir.z;
 
-	//Octree *node = root;
 	if (max(max(tx0,ty0),tz0) < min (min(tx1,ty1),tz1))
 		return proc_subtree(a,tx0,ty0,tz0,tx1,ty1,tz1,root,
 			origin_shape, ray, nearest_distance);