diff --git a/csg/src/brush.rs b/csg/src/brush.rs
index 817c183..0bded9c 100644
--- a/csg/src/brush.rs
+++ b/csg/src/brush.rs
@@ -69,17 +69,18 @@ impl Brush {
     }
 
     pub fn planes_intersect_with(&self, other: &Brush) -> bool {
-        // TODO: Benchmark this
         // Check our vertices against their planes
-        for pi in &self.raw_vertices {
-            if other.planes.iter().all(|bp| pi.in_halfspace_mat(&bp.plane)) {
+        for v in &self.vertices {
+            let mut iter = other.planes.iter();
+            if iter.all(|bp| bp.plane.point_in_halfspace(*v)) {
                 return true;
             }
         }
 
         // Check their vertices against our planes
-        for pi in &other.raw_vertices {
-            if self.planes.iter().all(|bp| pi.in_halfspace_mat(&bp.plane)) {
+        for v in &other.vertices {
+            let mut iter = self.planes.iter();
+            if iter.all(|bp| bp.plane.point_in_halfspace(*v)) {
                 return true;
             }
         }