R8218/project2Plane.m
853593394513master

project2Plane.m
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			function [P0] = project2Plane(P,N,Q,m)

			% Let P be the m x 3 array of the 3D points to be projected, let Q be the
			% 1 x 3 vector of the given point on the plane, let N be the 1 x 3 vector
			% of the normal direction to the plane, and let P0 be the m x 3 array of
			% points orthogonally projected from P onto the plane. Then do this:
			%
			N = N/norm(N); % <-- do this if N is not normalized
			% V = P-Q;
			% D = dot(V,D);
			% P0 = P-D*N


			N2 = N.'*N;
			P0 = P(eye(3)-N2)+repmat(QN2,m,1);
			%P0 = P0/norm(P0);

			end