#ifndef _GEOMImpl_IPIPEBINORMAL_HXX_
#define _GEOMImpl_IPIPEBINORMAL_HXX_
-#include "GEOM_Function.hxx"
-#ifndef _GEOMImpl_IPIPE_HXX_
#include "GEOMImpl_IPipe.hxx"
-#endif
-#define PIPE_ARG_BASE 1
-#define PIPE_ARG_PATH 2
-#define PIPE_ARG_VEC 3
+// Position definitions are declared in the base class.
class GEOMImpl_IPipeBiNormal : public GEOMImpl_IPipe
{