PositionInterpolator2dPrototype.x3d using X_ITE

X_ITE X3D Browser   PositionInterpolator2D prototype declaration to pairwise interpolate across an array of Vector2Float/SFVec2f values to produce a single Vector2Float value - click text to see example.

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     Original X3D model: PositionInterpolator2dPrototype.x3d
X3D Examples Archive: https://www.web3d.org/x3d/content/examples/Basic/development/PositionInterpolator2dPrototypeIndex.html

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