reverse mouse wheel - push away to make smaller

Author: i-make-robots

src/main/java/com/marginallyclever/makelangelo/preview/OpenGLPanel.java

@@ -129,7 +129,7 @@ public void mouseWheelMoved(MouseWheelEvent e) {
 		p.x -= r.getCenterX();
 		p.y -= r.getCenterY();
 
-		if (notches < 0) {
+		if (notches > 0) {
 			if (mouseLastZoomDirection == -1) camera.zoom(-1,p);
 			mouseLastZoomDirection = -1;
 		} else {