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Feb
7
comment How to interpolate a height-map with normals
Hmm but it's a heightmap with fixed points, so 3D interpolation does not makes any sense to me. ;-) Anyway i gonna test it tomorrow, if it's right and you updated your answer the credits belong to you.
Feb
6
comment How to interpolate a height-map with normals
But then i still have a 3D coordinate, not a single float. :-/
Feb
6
comment How to interpolate a height-map with normals
Thanks for the suggestion, but my main problem is still how to get the tangent from the 3D-normal.