Calculate the surface tangent for the three supplied vertices and UV coordinates and store the result in <code>dest</code>.
@param v1
XYZ of first vertex
@param uv1
UV of first vertex
@param v2
XYZ of second vertex
@param uv2
UV of second vertex
@param v3
XYZ of third vertex
@param uv3
UV of third vertex
@param dest
the tangent will be stored here
Calculate the surface tangent for the three supplied vertices and UV coordinates and store the result in <code>dest</code>.
@param v1 XYZ of first vertex @param uv1 UV of first vertex @param v2 XYZ of second vertex @param uv2 UV of second vertex @param v3 XYZ of third vertex @param uv3 UV of third vertex @param dest the tangent will be stored here