GraphUI: flip y coords

1 files changed, 1 insertions, 1 deletions

diff --git a/src/test/com/jogamp/opengl/test/junit/graph/demos/GPUUISceneGLListener0A.java b/src/test/com/jogamp/opengl/test/junit/graph/demos/GPUUISceneGLListener0A.java
index 83b64bfac..5abc181a8 100644
--- a/src/test/com/jogamp/opengl/test/junit/graph/demos/GPUUISceneGLListener0A.java
+++ b/src/test/com/jogamp/opengl/test/junit/graph/demos/GPUUISceneGLListener0A.java
@@ -407,7 +407,7 @@ public class GPUUISceneGLListener0A implements GLEventListener {
                     xTran += Math.signum(dx);
                 }
                 else {
-                    yTran += Math.signum(dy);
+                    yTran -= Math.signum(dy);
                 }
                 lx = nx;
                 ly = ny;