diff --git a/src/Surfaces/BaseSurface.cpp b/src/Surfaces/BaseSurface.cpp
index 8e679fe..27e07a0 100644
--- a/src/Surfaces/BaseSurface.cpp
+++ b/src/Surfaces/BaseSurface.cpp
@@ -91,6 +91,20 @@ BaseSource * BaseSurface::getDefaultSource(){
 void BaseSurface::setMoved(bool moved){
 	_moved = moved;
 }
+
+void BaseSurface::scaleTo(float scale){
+	cout << "TriangleSurface::scaleTo()" << endl;
+	
+	ofVec3f centroid = mesh.getCentroid();
+	for(unsigned int i = 0; i < mesh.getVertices().size(); ++i){
+		ofVec3f d = mesh.getVertices()[i] - centroid;
+		d *= scale;
+		mesh.getVertices()[i] = centroid + d;
+	}
+	
+	ofNotifyEvent(verticesChangedEvent, mesh.getVertices(), this);
+}
+
 bool BaseSurface::getMoved(){
 	return _moved;
 }
diff --git a/src/Surfaces/BaseSurface.h b/src/Surfaces/BaseSurface.h
index 02eee35..8141d54 100644
--- a/src/Surfaces/BaseSurface.h
+++ b/src/Surfaces/BaseSurface.h
@@ -22,7 +22,6 @@ class BaseSurface {
 		virtual void setTexCoord(int index, ofVec2f t) = 0;
 		virtual void setTexCoords(vector<ofVec2f> t) = 0;
 		virtual void moveBy(ofVec2f v) = 0;
-		virtual void scaleTo(float scale) = 0;
 	
         virtual int getType() = 0;
 	
@@ -39,6 +38,7 @@ class BaseSurface {
 		void drawTexture(ofVec2f position);
 		void setSource(BaseSource * newSource);
 		void setMoved(bool moved);
+		void scaleTo(float scale);
 	
 		BaseSource * getSource();
 		BaseSource * getDefaultSource();
diff --git a/src/Surfaces/GridWarpSurface.h b/src/Surfaces/GridWarpSurface.h
index ab03d0c..122405c 100644
--- a/src/Surfaces/GridWarpSurface.h
+++ b/src/Surfaces/GridWarpSurface.h
@@ -15,7 +15,6 @@ class GridWarpSurface : public BaseSurface {
 		void setup();
 		void draw();
 		void moveBy(ofVec2f v);
-		void scaleTo(float scale){}
 	
 		int getType();
 		int getGridRows();
diff --git a/src/Surfaces/QuadSurface.h b/src/Surfaces/QuadSurface.h
index 9cdaa5d..4c6642b 100644
--- a/src/Surfaces/QuadSurface.h
+++ b/src/Surfaces/QuadSurface.h
@@ -27,7 +27,6 @@ class QuadSurface : public BaseSurface {
 		void setTexCoords(vector<ofVec2f> t);
 	
 		void moveBy(ofVec2f v);
-		void scaleTo(float scale){} // TODO: fill this
 
 		int getType();
 		bool hitTest(ofVec2f p);
diff --git a/src/Surfaces/TriangleSurface.cpp b/src/Surfaces/TriangleSurface.cpp
index 5df7f4f..3d0d937 100644
--- a/src/Surfaces/TriangleSurface.cpp
+++ b/src/Surfaces/TriangleSurface.cpp
@@ -133,19 +133,6 @@ void TriangleSurface::moveBy(ofVec2f v){
 	ofNotifyEvent(verticesChangedEvent, mesh.getVertices(), this);
 }
 
-void TriangleSurface::scaleTo(float scale){
-	cout << "TriangleSurface::scaleTo()" << endl;
-	
-	ofVec3f centroid = mesh.getCentroid();
-	for(unsigned int i = 0; i < mesh.getVertices().size(); ++i){
-		ofVec3f d = mesh.getVertices()[i] - centroid;
-		d *= scale;
-		mesh.getVertices()[i] = centroid + d;
-	}
-	
-	ofNotifyEvent(verticesChangedEvent, mesh.getVertices(), this);
-}
-
 int TriangleSurface::getType(){
 	return SurfaceType::TRIANGLE_SURFACE;
 }
diff --git a/src/Surfaces/TriangleSurface.h b/src/Surfaces/TriangleSurface.h
index c0f8184..f3797e9 100644
--- a/src/Surfaces/TriangleSurface.h
+++ b/src/Surfaces/TriangleSurface.h
@@ -25,7 +25,6 @@ class TriangleSurface : public BaseSurface {
 		void setTexCoords(vector<ofVec2f> t);
 	
 		void moveBy(ofVec2f v);
-		void scaleTo(float scale);
 
 		int getType();
 		bool hitTest(ofVec2f p);