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SPAbase Global Function distance_to_plane

double distance_to_plane(	const SPAposition&	`pt`,
	const SPAposition&	`plane_pt`,
	const SPAunit_vector&	`normal`)

Determines the distance from a SPAposition to a plane.

Parameters:

pt: position to test.
plane_pt: position on plane.
normal: normal to plane.

This object is included in the file: vector_utils.hxx

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