diff --git a/EGkSurfTriMesh.h b/EGkSurfTriMesh.h
index fe52ccf..2cd362b 100644
--- a/EGkSurfTriMesh.h
+++ b/EGkSurfTriMesh.h
@@ -114,9 +114,7 @@ class __declspec( novtable) ISurfTriMesh : public ISurf
       virtual bool GetEdge( int nInd, Point3d& ptP1, Point3d& ptP2, double& dAng) const = 0 ;
       virtual bool GetEdges( ICURVEPOVECTOR& vpCurve) const = 0 ;
       virtual bool GetCurvature( int nV,
-                                 double& dMinK, Vector3d& vtMinK, double& dMaxK, Vector3d& vtMaxK, bool& bPlanar, Vector3d& vtNorm,
-                                 double* dGaussK = nullptr, double* dMeanK = nullptr,
-                                 double* dMaxNormK = nullptr, double* dMinNormK = nullptr) const = 0 ;
+                                 double& dMinK, Vector3d& vtMinK, double& dMaxK, Vector3d& vtMaxK, bool& bPlanar, Vector3d& vtNorm) const = 0 ;
       virtual bool Cut( const Plane3d& plPlane, bool bSaveOnEq) = 0 ;
       virtual bool GeneralizedCut( const ICurve& cvCurve, bool bSaveOnEq) = 0 ;
       virtual bool Add( const ISurfTriMesh& Other) = 0 ;
diff --git a/EXeConst.h b/EXeConst.h
index 4e0a12f..2d138e5 100644
--- a/EXeConst.h
+++ b/EXeConst.h
@@ -154,12 +154,6 @@ enum VolZmapOffset { FILLET = 0 ,             // come in VolZmap
                      CHAMFER = 1,             // come in VolZmap
                      EXTEND = 2 } ;           // come in VolZmap
 
-//----------------- Costanti Curvature per SurfTm ------------------------------
-enum StmCurvature { STM_CURVATURE_STD = 0,       // Curvatura minima e massima
-                    STM_CURVATURE_GAUSS = 1,     // Curvature Gaussiana
-                    STM_CURVATURE_MEAN = 2,      // Curvature Media
-                    STM_CURVATURE_NORM = 3 } ;   // Curvature Normale
-
 //----------------- Costanti per sostituzione direttorio e nome progetto --------------------
 const std::string SUB_PROJECT_DIR = "%PRJDIR%" ;
 const std::string SUB_PROJECT_TITLE = "%PRJTITLE%" ;
diff --git a/EXeExecutor.h b/EXeExecutor.h
index 532e49b..595f4c6 100644
--- a/EXeExecutor.h
+++ b/EXeExecutor.h
@@ -838,7 +838,7 @@ EXE_EXPORT bool ExeSurfTmGetFacetOutlineInfo( int nId, int nFacet, int nRefId,
                                               int& nStatus, BOOLVECTOR& vbOpen, INTVECTOR& vnAdj, DBLVECTOR& vdLen,
                                               PNTVECTOR& vptStart, VCT3DVECTOR& vvtNorm, DBLVECTOR& vdElev) ;
 EXE_EXPORT int  ExeSurfTmGetEdges( int nId, int nDestGrpId, bool bSmoothAng, int* pnCount) ;
-EXE_EXPORT bool ExeSurfTmGetCurvatures( int nId, int nV, int nType, double& dK1, Vector3d& vtK1, double& dK2, Vector3d& vtK2) ;
+EXE_EXPORT bool ExeSurfTmGetCurvatures( int nId, int nV, double& dK1, Vector3d& vtK1, double& dK2, Vector3d& vtK2) ;
 EXE_EXPORT bool ExeSurfBezierGetPoint( int nSurfId, double dU, double dV, int nRefId, Point3d& ptP) ;
 EXE_EXPORT bool ExeSurfBezierGetPointD1( int nSurfId, double dU, double dV, int nUsd, int nVsd, int nRefId,
                                          Point3d& ptP, Vector3d& vtDerU, Vector3d& vtDerV) ;