UGPoint2D P2D;
transBLtoGeOGraphic(32.3435,105.7396,P2D);
UGSurfaceCalculationAnalyst sad;
UGdouble dZFactor= sad.ComputePointSlope(pSlope,P2D,UGSurfaceCalculationAnalyst::Degree,1);
transBLtoGeOGraphic(30.8296,104.0831,P2D);
dZFactor= sad.ComputePointSlope(pSlope,P2D,UGSurfaceCalculationAnalyst::Degree,1);
transBLtoGeOGraphic(32.2242,103.9095,P2D);
dZFactor= sad.ComputePointSlope(pSlope,P2D,UGSurfaceCalculationAnalyst::Degree,1);
每个点获取到的坡度(dZFactor)值都为89.98357,请问一下是什么原因,在桌面端看pSlope数据集的坡度值是0~90范围内,