IF ( Smod .GT. GM_maxSlope .AND.
& taperX(i,j)=GM_maxSlope/(Smod+GM_Small_Number)
& taperY(i,j)=GM_maxSlope/(Smod+GM_Small_Number)
maxSlopeSqr = GM_maxSlope*GM_maxSlope
IF ( ABS(SlopeX(i,j)) .GT. GM_maxSlope .AND.
IF ( ABS(SlopeY(i,j)) .GT. GM_maxSlope .AND.
_RL GM_maxSlope
& GM_maxSlope,
if (GM_maxSlope.ne.0.) GM_rMaxSlope=1. / GM_maxSlope