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Controlling shading on coordinate-based geometry
Syntax: ElevationGrid

  • An ElevationGrid geometry node creates terrains
  • normal - list of normals
  • normalPerVertex - control normal binding
  • Always binds one normal to each grid point or square, in order 
    • Shape {
    appearance Appearance { . . . }
    geometry ElevationGrid {
        height [ . . . ]
        normal Normal { . . . }
        normalPerVertex TRUE
    }
}