public void RasterMathOutputHasSameBounds()
{
// Prepare input raster
const double Xllcorner = 3267132.224761;
const double Yllcorner = 5326939.203029;
const int Ncols = 39;
const int Nrows = 57;
const double Cellsize = 500;
const double X2 = Xllcorner + (Cellsize * Ncols);
const double Y2 = Yllcorner + (Cellsize * Nrows);
var myExtent = new Extent(Xllcorner, Yllcorner, X2, Y2);
var source = new Raster <int>(Nrows, Ncols)
{
Bounds = new RasterBounds(Nrows, Ncols, myExtent),
NoDataValue = -9999
};
var mRow = source.Bounds.NumRows;
var mCol = source.Bounds.NumColumns;
var i = 0;
for (var row = 0; row < mRow; row++)
{
for (var col = 0; col < mCol; col++)
{
source.Value[row, col] = i++;
}
}
var target = new RasterMultiply();
IRaster outRaster = new Raster {
Filename = FileTools.GetTempFileName(".bgd")
};
target.Execute(source, source, outRaster, new MockProgressHandler());
outRaster = Raster.Open(outRaster.Filename);
File.Delete(outRaster.Filename);
Assert.AreEqual(source.NumColumns, outRaster.NumColumns);
Assert.AreEqual(source.NumRows, outRaster.NumRows);
Assert.AreEqual(source.Bounds.Extent, outRaster.Bounds.Extent);
}
public void RasterMath_OutputHasSameBounds()
{
// Prepare input raster
const double xllcorner = 3267132.224761;
const double yllcorner = 5326939.203029;
const int ncols = 39;
const int nrows = 57;
const double cellsize = 500;
const double x2 = xllcorner + (cellsize * ncols);
const double y2 = yllcorner + (cellsize * nrows);
var myExtent = new Extent(xllcorner, yllcorner, x2, y2);
var source = new Raster<int>(nrows, ncols)
{
Bounds = new RasterBounds(nrows, ncols, myExtent),
NoDataValue = -9999
};
var mRow = source.Bounds.NumRows;
var mCol = source.Bounds.NumColumns;
var i = 0;
for (var row = 0; row < mRow; row++)
{
for (var col = 0; col < mCol; col++)
{
source.Value[row, col] = i++;
}
}
var target = new RasterMultiply();
IRaster outRaster = new Raster {Filename = FileTools.GetTempFileName(".bgd")};
target.Execute(source, source, outRaster, new MockProgressHandler());
outRaster = Raster.Open(outRaster.Filename);
File.Delete(outRaster.Filename);
Assert.AreEqual(source.NumColumns, outRaster.NumColumns);
Assert.AreEqual(source.NumRows, outRaster.NumRows);
Assert.AreEqual(source.Bounds.Extent, outRaster.Bounds.Extent);
}
