diff --git a/API_MachMgr.cpp b/API_MachMgr.cpp
index 191e1e2..0517f87 100644
--- a/API_MachMgr.cpp
+++ b/API_MachMgr.cpp
@@ -1913,6 +1913,28 @@ __stdcall EgtSetCalcTool( const wchar_t* wsTool, const wchar_t* wsHead, int nExi
    return ( ExeSetCalcTool( wstrztoA( wsTool), wstrztoA( wsHead), nExit) ? TRUE : FALSE) ;
 }
 
+//-----------------------------------------------------------------------------
+BOOL
+__stdcall EgtGetCalcAngles( const double vtDirT[3], const double vtDirA[3],
+                            int* pnStat, double* pdAngA1, double* pdAngB1, double* pdAngA2, double* pdAngB2)
+{
+   if ( vtDirT == nullptr  ||  vtDirA == nullptr  ||
+        pnStat == nullptr  ||  pdAngA1 == nullptr  ||  pdAngA2 == nullptr  ||  pdAngB1 == nullptr  ||  pdAngB2 == nullptr)
+      return FALSE ;
+   return ( ExeGetCalcAngles( vtDirT, vtDirA, *pnStat, *pdAngA1, *pdAngB1, *pdAngA2, *pdAngB2) ? TRUE : FALSE) ;
+}
+
+//-----------------------------------------------------------------------------
+BOOL
+__stdcall EgtGetCalcPositions( const double ptP[3], double dAngA, double dAngB,
+                               int* pnStat, double* pdX, double* pdY, double* pdZ)
+{
+   if ( ptP == nullptr  ||
+        pnStat == nullptr  ||  pdX == nullptr  ||  pdY == nullptr  ||  pdZ == nullptr)
+      return FALSE ;
+   return ( ExeGetCalcPositions( ptP, dAngA, dAngB, *pnStat, *pdX, *pdY, *pdZ) ? TRUE : FALSE) ;
+}
+
 //-----------------------------------------------------------------------------
 BOOL
 __stdcall EgtGetCalcTipFromPositions( double dX, double dY, double dZ, double dAngA, double dAngB,
diff --git a/EgtInterface.rc b/EgtInterface.rc
index 5f434c6..883459d 100644
Binary files a/EgtInterface.rc and b/EgtInterface.rc differ