diff --git a/examples/webgl_ribbons.html b/examples/webgl_ribbons.html
index 7df0764f415d7b366e328bfc28cce65820317493..b86549457b3b3ea11ca28d12673dee19cd15599a 100644
--- a/examples/webgl_ribbons.html
+++ b/examples/webgl_ribbons.html
@@ -113,6 +113,9 @@
}
+ var tmpRot = new THREE.Matrix4();
+ tmpRot.setRotAxis( new THREE.Vector3( 1, 0, 0 ), 1.57 );
+
var material_base = new THREE.MeshBasicMaterial( { color:0xffffff, vertex_colors:true } );
renderer.initMaterial( material_base, scene.lights, scene.fog );
@@ -130,9 +133,9 @@
materials[c].uniforms = Uniforms.clone( THREE.ShaderLib[ 'basic' ].uniforms );
ribbon = new THREE.Ribbon( i % 2 ? geometry : geometry2, materials[c] );
- ribbon.rotation.x = 1.57;
+ ribbon.rotation.x = 0;
ribbon.rotation.y = 1.57;
- ribbon.rotation.z = -3.14;
+ ribbon.rotation.z = 3.14;
x = 40 * ( i - xgrid/2 );
y = 40 * ( j - ygrid/2 );
@@ -143,7 +146,28 @@
ribbon.doubleSided = true;
ribbon.matrixAutoUpdate = false;
- ribbon.updateMatrix();
+
+ // manually create local matrix
+
+ ribbon.localMatrix.setPosition( ribbon.position );
+ ribbon.matrixRotation.setRotationFromEuler( ribbon.rotation );
+
+ ribbon.localMatrix.n11 = ribbon.matrixRotation.n11;
+ ribbon.localMatrix.n12 = ribbon.matrixRotation.n12;
+ ribbon.localMatrix.n13 = ribbon.matrixRotation.n13;
+
+ ribbon.localMatrix.n21 = ribbon.matrixRotation.n21;
+ ribbon.localMatrix.n22 = ribbon.matrixRotation.n22;
+ ribbon.localMatrix.n23 = ribbon.matrixRotation.n23;
+
+ ribbon.localMatrix.n31 = ribbon.matrixRotation.n31;
+ ribbon.localMatrix.n32 = ribbon.matrixRotation.n32;
+ ribbon.localMatrix.n33 = ribbon.matrixRotation.n33;
+
+ ribbon.localMatrix.multiplySelf( tmpRot );
+
+ ribbon.localMatrix.scale( ribbon.scale );
+ ribbon.boundRadiusScale = Math.max( ribbon.scale.x, Math.max( ribbon.scale.y, ribbon.scale.z ) );
ribbons.push( ribbon );
scene.addObject( ribbon );
@@ -224,7 +248,7 @@
uniforms: screen_uniforms,
vertex_shader: screen_shader.vertex_shader,
fragment_shader: screen_shader.fragment_shader,
- blending: THREE.AdditiveBlending
+ blending: THREE.AdditiveBlending
} );