public IEnumerable <double> GetPixelValues(out int realWorldUnits)
{
realWorldUnits = 0;
if (this.PixelData == null)
{
return(new double[0]);
}
/// TODO (CR Nov 2011): Why a list rather than yield?
List <double> values = new List <double>();
LutFunction lut = v => v;
if (this.ModalityLut != null)
{
lut = v => this.ModalityLut[v];
}
Rectangle bounds = GetBoundingBoxRounded(true);
for (int x = bounds.Left; x <= bounds.Right; x++)
{
for (int y = bounds.Top; y <= bounds.Bottom; y++)
{
PointF p = new PointF(x, y);
if (this.Contains(p))
{
values.Add(lut(this.PixelData.GetPixel(x, y)));
}
}
}
return(values);
}
/// <summary>
/// Gets an enumeration of the modality LUT transformed pixel values contained within the region of interest.
/// </summary>
/// <remarks>
/// If the <see cref="ModalityLut"/> is null, then this method enumerates the same values as <see cref="GetRawPixelValues"/>.
/// </remarks>
/// <returns>An enumeration of modality LUT transformed pixel values.</returns>
public IEnumerable <double> GetPixelValues()
{
if (PixelData == null)
{
yield break;
}
LutFunction lut = v => v;
if (ModalityLut != null)
{
lut = v => ModalityLut[v];
}
Rectangle bounds = GetBoundingBoxRounded(true);
for (int x = bounds.Left; x <= bounds.Right; x++)
{
for (int y = bounds.Top; y <= bounds.Bottom; y++)
{
PointF p = new PointF(x, y);
if (Contains(p))
{
yield return(lut(PixelData.GetPixel(x, y)));
}
}
}
}
