OCC通过点反求参数

通过GeomLib_Tool中的接口完成功能

接口使用:

    //根据点反求参数
	//以求平面上的点对应的参数为例
	Handle(Geom_Plane) pln = new Geom_Plane(gp_Pnt(0, 0, 0), gp_Dir(0, 0, 1));
	gp_Pnt p(1, 2, 0);
	float maxDistance = Precision::Confusion();
	Standard_Real u = 0;
	Standard_Real v = 0;
	GeomLib_Tool parameterTool;
	bool isOnSurface = parameterTool.Parameters(pln, p, maxDistance, u, v);
	if (isOnSurface) {
		cout << "点在曲面上对应的参数为(" << u << "," << v << ")" << endl;
	}