diff --git a/EInAPI.h b/EInAPI.h
index 2f8da65..7ba8f3c 100644
--- a/EInAPI.h
+++ b/EInAPI.h
@@ -479,6 +479,8 @@ EIN_EXPORT BOOL __stdcall EgtSurfTmFacetNearestMidPoint( int nId, int nFacet, co
                                                          double ptMid[3], double vtNorm[3]) ;
 EIN_EXPORT BOOL __stdcall EgtSurfTmFacetCenter( int nId, int nFacet, int nRefId, double ptCen[3], double vtNorm[3]) ;
 EIN_EXPORT BOOL __stdcall EgtSurfTmFacetNormVersor( int nId, int nFacet, int nRefId, double vtNorm[3]) ;
+EIN_EXPORT BOOL __stdcall EgtSurfTmFacetAdjacencies( int nId, int nFacet, int*& vAdj, int* pnCount) ;
+EIN_EXPORT BOOL __stdcall EgtSurfTmFacetsContact( int nId, int nF1, int nF2, int nRefId, bool* pbAdjac, double ptP1[3], double ptP2[3], double* pdAng) ;
 EIN_EXPORT BOOL __stdcall EgtTextNormVersor( int nId, int nRefId, double vtNorm[3]) ;
 EIN_EXPORT BOOL __stdcall EgtTextGetContent( int nId, wchar_t*& wsText) ;
 EIN_EXPORT BOOL __stdcall EgtTextGetFont( int nId, wchar_t*& wsFont) ;