sustaining_gazes/matlab_version/pdm_generation/PDM_helpers/TangentSpaceTransform.m

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2016-04-28 21:40:36 +02:00
function [ transformedX, transformedY, transformedZ ] = TangentSpaceTransform( x, y, z, meanShape )
%TANGENTSPACETRANSFORM Summary of this function goes here
% Detailed explanation goes here
scaling = [ x y z] * [ meanShape(:,1)' meanShape(:,2)' meanShape(:,3)']';
for i=1:size(x,1)
x(i,:) = x(i,:) * (1 / scaling(i));
y(i,:) = y(i,:) * (1 / scaling(i));
z(i,:) = z(i,:) * (1 / scaling(i));
end
transformedX = x * mean(scaling);
transformedY = y * mean(scaling);
transformedZ = z * mean(scaling);
end