diff --git a/libraries/voxels/src/ViewFrustum.cpp b/libraries/voxels/src/ViewFrustum.cpp
index 8bdb2d97cb..f967c9f69a 100644
--- a/libraries/voxels/src/ViewFrustum.cpp
+++ b/libraries/voxels/src/ViewFrustum.cpp
@@ -224,4 +224,17 @@ int ViewFrustum::boxInFrustum(const AABox& box) const {
 	}
 	return(result);
  }
+ 
+bool ViewFrustum::matches(const ViewFrustum& compareTo) const {
+    return compareTo._position    == _position &&
+           compareTo._direction   == _direction &&
+           compareTo._up          == _up &&
+           compareTo._right       == _right &&
+           compareTo._fieldOfView == _fieldOfView &&
+           compareTo._aspectRatio == _aspectRatio &&
+           compareTo._nearClip    == _nearClip &&
+           compareTo._farClip     == _farClip;
+}
+
+
 
diff --git a/libraries/voxels/src/ViewFrustum.h b/libraries/voxels/src/ViewFrustum.h
index d05bb9e1cf..cec380e35a 100644
--- a/libraries/voxels/src/ViewFrustum.h
+++ b/libraries/voxels/src/ViewFrustum.h
@@ -98,6 +98,10 @@ public:
     int sphereInFrustum(const glm::vec3& center, float radius) const;
     int boxInFrustum(const AABox& box) const;
     
+    // some frustum comparisons
+    bool matches(const ViewFrustum& compareTo) const;
+    bool matches(const ViewFrustum* compareTo) const { return matches(*compareTo); };
+    
 };