2 files changed, 3 insertions, 7 deletions
diff --git a/src/demos/com/jogamp/opengl/demos/es2/GearsES2.java b/src/demos/com/jogamp/opengl/demos/es2/GearsES2.java
index 76ee32301..194397a37 100644
--- a/src/demos/com/jogamp/opengl/demos/es2/GearsES2.java
+++ b/src/demos/com/jogamp/opengl/demos/es2/GearsES2.java
@@ -231,9 +231,9 @@ public class GearsES2 implements StereoGLEventListener, TileRendererBase.TileRen
         // Use debug pipeline
         // drawable.setGL(new DebugGL(drawable.getGL()));
 
-        pmvMatrix = new PMVMatrix();
+        pmvMatrix = new PMVMatrix(PMVMatrix.INVERSE_MODELVIEW | PMVMatrix.INVERSE_TRANSPOSED_MODELVIEW);
         st.attachObject("pmvMatrix", pmvMatrix);
-        pmvMatrixUniform = new GLUniformData("pmvMatrix", 4, 4, pmvMatrix.getSyncPMvMvitMat()); // P, Mv, Mvi and Mvit
+        pmvMatrixUniform = new GLUniformData("pmvMatrix", 4, 4, pmvMatrix.getSyncPMvMviMvitMat()); // P, Mv, Mvi and Mvit
         st.ownUniform(pmvMatrixUniform);
         st.uniform(gl, pmvMatrixUniform);
 
diff --git a/src/demos/com/jogamp/opengl/demos/es2/GearsObjectES2.java b/src/demos/com/jogamp/opengl/demos/es2/GearsObjectES2.java
index 3aa6696df..9caa4418a 100644
--- a/src/demos/com/jogamp/opengl/demos/es2/GearsObjectES2.java
+++ b/src/demos/com/jogamp/opengl/demos/es2/GearsObjectES2.java
@@ -123,11 +123,7 @@ public class GearsObjectES2 extends GearsObject {
         pmvMatrix.glPushMatrix();
         pmvMatrix.glTranslatef(x, y, 0f);
         pmvMatrix.glRotatef(angle, 0f, 0f, 1f);
-        if( pmvMatrix.update() ) {
-            st.uniform(gl, pmvMatrixUniform);
-        } else {
-            throw new InternalError("PMVMatrix.update() returns false after mutable operations");
-        }
+        st.uniform(gl, pmvMatrixUniform); // automatic sync + update of Mvi + Mvit
 
         colorUniform.setData(gearColor);
         st.uniform(gl, colorUniform);