tangent

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

static
void
tangent

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