public Boolean CheckTransform(
CoordinateReferenceSystem srcCRS, double x1, double y1,
CoordinateReferenceSystem tgtCRS, double x2, double y2,
double tolerance)
{
p.X = x1;
p.Y = y1;
var trans = ctFactory.CreateTransform(srcCRS, tgtCRS);
trans.Transform(p, p2);
var dx = Math.Abs(p2.X - x2);
var dy = Math.Abs(p2.Y - y2);
var delta = Math.Max(dx, dy);
if (_verbose)
{
Console.Write("{0} => {1}", srcCRS.Name, tgtCRS.Name);
}
var isInTol = delta <= tolerance;
if (_verbose)
{
if (!isInTol)
{
Console.WriteLine(" ... FAILED");
var source = p.ToShortString();
Console.WriteLine("\t{0} -> {1}", source, p2.ToShortString());
var result = new ProjCoordinate(x2, y2);
var offset = new ProjCoordinate(p2.X - x2, p2.Y - y2);
Console.WriteLine("\t{0} {1}, (tolerance={2}, max delta={3})",
new string(' ', source.Length), result.ToShortString(),
tolerance, delta);
Console.WriteLine("\tSource CRS: " + srcCRS.GetParameterString());
Console.WriteLine("\tTarget CRS: " + tgtCRS.GetParameterString());
}
else
{
Console.WriteLine(" ... PASSED");
}
}
return(isInTol);
}
public void Print(TextWriter os)
{
os.Write(_testName);
if (_verbose)
{
os.WriteLine();
os.WriteLine("{0} -> {1} (expected {2})", _srcPt.ToShortString(), _resultPt.ToShortString(),
new ProjCoordinate(_tgtOrd1, _tgtOrd2, _tgtOrd3).ToShortString());
}
if (!_isInTol)
{
os.WriteLine(@" ... FAIL");
if (_verbose)
{
os.WriteLine(@" Source CRS ({0}:{1}): {2}", _srcCrsAuth, _srcCrs, _srcCRS.GetParameterString());
os.WriteLine(@" Target CRS ({0}:{1}): {2}", _tgtCrsAuth, _tgtCrs, _tgtCRS.GetParameterString());
}
}
else
{
os.WriteLine(" ... PASSED");
}
}