diff --git a/csg/src/plane.rs b/csg/src/plane.rs
index aba3730..787f383 100644
--- a/csg/src/plane.rs
+++ b/csg/src/plane.rs
@@ -28,6 +28,15 @@ impl Plane {
     }
 }
 
+impl From<Vec4> for Plane {
+    fn from(value: Vec4) -> Self {
+        Self {
+            normal: Vec3::new(value.x, value.y, value.z),
+            offset: -value.w,
+        }
+    }
+}
+
 impl PartialEq for Plane {
     fn eq(&self, other: &Self) -> bool {
         (self.normal.x - other.normal.x).abs() < math::EPSILON