DEF GROUP_RENDER GroupRenderToTexture {
          children
  
          # the scene to render 
          ## DEF SCENE Inline { url "@vr-shader-camera.wrl" }
          ##DEF SCENE Inline { url "@vr-x-ball-9.wrl" }
          ##DEF SCENE Inline { url "@vr-web3d-box.wrl" }
          DEF SCENE Inline { url "@vr-object-dam.wrl" }
  
          # scene is rendered to this texture 
          outputTexture DEF OUTPUT_TEXTURE CompositeTexture3D 
          { 
                  pixelWidth 512
                  pixelHeight 512
          
          }