diff --git a/EGkColor.h b/EGkColor.h
index 4629188..706515f 100644
--- a/EGkColor.h
+++ b/EGkColor.h
@@ -52,14 +52,14 @@ class Color
       void Set( const int vCol[4])
             { Set( vCol[0], vCol[1], vCol[2], vCol[3]) ; }
       void Set( double dRed, double dGreen, double dBlue, double dAlpha = 1)
-            { m_Col[RED] = (( dRed < 0) ? 0 : (( dRed > 1) ? MAX_RGB : int( dRed * MAX_RGB))) ;
-              m_Col[GREEN] = (( dGreen < 0) ? 0 : (( dGreen > 1) ? MAX_RGB : int( dGreen * MAX_RGB))) ;
-              m_Col[BLUE] = (( dBlue < 0) ? 0 : (( dBlue > 1) ? MAX_RGB : int( dBlue * MAX_RGB))) ;
-              m_Col[ALPHA] = (( dAlpha < 0) ? 0 : (( dAlpha > 1) ? MAX_ALPHA : int( dAlpha * MAX_ALPHA))) ; }
+            { m_Col[RED] = (( dRed < 0) ? 0 : (( dRed > 1) ? MAX_RGB : int( lround( dRed * MAX_RGB)))) ;
+              m_Col[GREEN] = (( dGreen < 0) ? 0 : (( dGreen > 1) ? MAX_RGB : int( lround( dGreen * MAX_RGB)))) ;
+              m_Col[BLUE] = (( dBlue < 0) ? 0 : (( dBlue > 1) ? MAX_RGB : int( lround( dBlue * MAX_RGB)))) ;
+              m_Col[ALPHA] = (( dAlpha < 0) ? 0 : (( dAlpha > 1) ? MAX_ALPHA : int( lround( dAlpha * MAX_ALPHA)))) ; }
       void SetAlpha( int nAlpha)
             { m_Col[ALPHA] = (( nAlpha < 0) ? 0 : (( nAlpha > MAX_ALPHA) ? MAX_ALPHA : nAlpha)) ; }
       void SetAlpha( double dAlpha)
-            { m_Col[ALPHA] = (( dAlpha < 0) ? 0 : (( dAlpha > 1) ? MAX_ALPHA : int( dAlpha * MAX_ALPHA))) ; }
+            { m_Col[ALPHA] = (( dAlpha < 0) ? 0 : (( dAlpha > 1) ? MAX_ALPHA : int( lround( dAlpha * MAX_ALPHA)))) ; }
       int GetIntRed( void) const
             { return m_Col[RED] ; }
       int GetIntGreen( void) const