ViewFrustumPrototype.x3d using X_ITE

X_ITE X3D Browser   Define a view frustum associated with a given pair of Viewpoint and NavigationInfo nodes, provided as a reusable prototype.

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     Original X3D model: ViewFrustumPrototype.x3d
X3D Examples Archive: https://www.web3d.org/x3d/content/examples/X3dForWebAuthors/Chapter14Prototypes/ViewFrustumPrototypeIndex.html

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