how duss transparency work?
Shape3D shape = new Shape3D();
Appearance a = new Appearance();
a.setPolygonAttributes(new PolygonAttributes(PolygonAttributes.POLYGON_FILL,PolygonAttributes.CULL_BACK,0));
TransparencyAttributes transparencyAttr = new TransparencyAttributes(TransparencyAttributes.BLENDED, 1f);
a.setTransparencyAttributes(transparencyAttr);
a.setTexture(textureWood);
Geometry g = createDoubleCube(0f,0,0,0.5f,false);
shape.setAppearance(a);
shape.setGeometry(g);
tf_2.addChild(shape);
-- i bet i got this well wrong
