//---------------------------------------------------------------------
public Band(Gdal.RasterBand band,
IOutputRaster raster)
: base(band)
{
this.raster = raster;
toBytes = new ToBytesMethod <T>(new U().ToBytes);
}
//---------------------------------------------------------------------
public IInputBand <T> GetBand <T>(int bandIndex)
{
if (bandIndex < 1 || bandIndex > BandCount)
{
throw new System.IndexOutOfRangeException();
}
Gdal.RasterBand gdalBand = dataset.GetRasterBand(bandIndex);
Debug.Assert(gdalBand != null);
object band;
if (typeof(T) == typeof(byte))
{
band = new InputBand.Byte(gdalBand, this);
}
else if (typeof(T) == typeof(sbyte))
{
band = new InputBand.SByte(gdalBand, this);
}
else if (typeof(T) == typeof(short))
{
band = new InputBand.Short(gdalBand, this);
}
else if (typeof(T) == typeof(ushort))
{
band = new InputBand.UShort(gdalBand, this);
}
else
{
throw new System.ApplicationException("invalid band type");
}
// If the "if" statement above is constructed properly, then the
// cast in the statement below just never throw an exception.
return((IInputBand <T>)band);
}
//---------------------------------------------------------------------
public Band(Gdal.RasterBand band,
IInputRaster raster)
: base(band)
{
this.raster = raster;
fromBytes = new FromBytesMethod <T>(new U().FromBytes);
}
//---------------------------------------------------------------------
public RasterBand(Gdal.RasterBand band)
{
this.gdalBand = band;
band.GetBlockSize(out BlockXSize, out BlockYSize);
pixelType = PixelType.Get(typeof(T));
BufferSize = BlockXSize * BlockYSize * pixelType.SizeOf;
buffer = new byte[BufferSize];
currentBlockLoc = new BlockLocation(-1, -1);
int rows = band.GetYSize();
int columns = band.GetXSize();
dimensions = new Landis.Raster.Dimensions(rows, columns);
}
public UShort(Gdal.RasterBand gdalBand,
IInputRaster raster)
: base(gdalBand, raster)
{
}
public Short(Gdal.RasterBand gdalBand,
IOutputRaster raster)
: base(gdalBand, raster)
{
}
public Byte(Gdal.RasterBand gdalBand,
IInputRaster raster)
: base(gdalBand, raster)
{
}
