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/foundation/graphic/graphic_3d/lume/Lume_3D/src/util/
H A Dmesh_util.cpp385 const auto st2 = uv3 - uv1; in CalculateTangentImpl() local
387 auto d = Math::Cross(st1, st2); in CalculateTangentImpl()
400 const Math::Vec3 sdir { (e1 * st2.y - e2 * st1.y) * r }; in CalculateTangentImpl()
405 const Math::Vec3 tdir { (e2 * st1.x - e1 * st2.x) * r }; in CalculateTangentImpl()

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