public void TestVolumeU16()
{
const ushort expectedMinimum = 100;
const ushort expectedMaximum = 200;
var rng = new PseudoRandom(0x48E4B0B4);
var data = new ushort[1000];
for (var n = 1; n < data.Length - 1; ++n)
{
data[n] = (ushort)rng.Next(expectedMinimum + 1, expectedMaximum - 1);
}
data[0] = expectedMaximum;
data[999] = expectedMinimum;
var volume = new U16Volume(data, new Size3D(5, 10, 20), new Vector3D(2, 1, 0.5f), new Vector3D(5, 0, -5),
new Matrix3D(new float[, ] {
{ 0, 1, 0 }, { 0, 0, 1 }, { 1, 0, 0 }
}), new DicomAttributeCollection(), 123);
Assert.AreSame(data, volume.Array, "Array");
Assert.AreSame(data, volume.ArrayData, "ArrayData");
Assert.AreEqual(new Size3D(5, 10, 20), volume.ArrayDimensions, "ArrayDimensions");
Assert.AreEqual(1000, volume.ArrayLength, "ArrayLength");
Assert.AreEqual(16, volume.BitsPerVoxel, "BitsPerVoxel");
Assert.AreEqual(false, volume.Signed, "Signed");
Assert.AreEqual(123, volume.PaddingValue, "PaddingValue");
Assert.AreEqual(new Vector3D(10, 10, 10), volume.VolumeSize, "VolumeSize");
Assert.AreEqual(new Rectangle3D(0, 0, 0, 10, 10, 10), volume.VolumeBounds, "VolumeBounds");
Assert.AreEqual(new Vector3D(5, 5, 5), volume.VolumeCenter, "VolumeCenter");
Assert.AreEqual(new Vector3D(10, 5, 0), volume.VolumeCenterPatient, "VolumeCenterPatient");
Assert.AreEqual(new Vector3D(0, 1, 0), volume.VolumeOrientationPatientX, "VolumeOrientationPatientX");
Assert.AreEqual(new Vector3D(0, 0, 1), volume.VolumeOrientationPatientY, "VolumeOrientationPatientY");
Assert.AreEqual(new Vector3D(1, 0, 0), volume.VolumeOrientationPatientZ, "VolumeOrientationPatientZ");
Assert.AreEqual(new Vector3D(5, 0, -5), volume.VolumePositionPatient, "VolumePositionPatient");
Assert.AreEqual(expectedMinimum, volume.MinimumVolumeValue, "MinimumVolumeValue");
Assert.AreEqual(expectedMaximum, volume.MaximumVolumeValue, "MaximumVolumeValue");
}
private static void CreateAndResliceVolume(bool signed)
{
const int width = 10;
const int height = 10;
const int depth = 10;
Volume vol;
if (signed)
{
vol = new S16Volume(new short[width * height * depth],
new Size3D(width, height, depth), new Vector3D(1, 1, 1),
new Vector3D(0, 0, 0), Matrix3D.GetIdentity(),
new DicomAttributeCollection()
{
ValidateVrLengths = false, ValidateVrValues = false
},
short.MinValue);
}
else
{
vol = new U16Volume(new ushort[width * height * depth],
new Size3D(width, height, depth), new Vector3D(1, 1, 1),
new Vector3D(0, 0, 0), Matrix3D.GetIdentity(),
new DicomAttributeCollection(),
ushort.MinValue);
}
try
{
using (var volumeReference = vol.CreateReference())
{
GetSlicePixelData(volumeReference, Matrix.GetIdentity(4), 20, 20, 0.5f, 0.5f, VolumeInterpolationMode.Linear);
GetSlabPixelData(volumeReference, Matrix.GetIdentity(4), new Vector3D(0, 0, 1), 20, 20, 3, 0.5f, 0.5f, 1, VolumeInterpolationMode.Linear, VolumeProjectionMode.Average);
}
}
finally
{
vol.Dispose();
}
}
public void TestVolumeU16()
{
const ushort expectedMinimum = 100;
const ushort expectedMaximum = 200;
var rng = new PseudoRandom(0x48E4B0B4);
var data = new ushort[1000];
for (var n = 1; n < data.Length - 1; ++n)
data[n] = (ushort) rng.Next(expectedMinimum + 1, expectedMaximum - 1);
data[0] = expectedMaximum;
data[999] = expectedMinimum;
var volume = new U16Volume(data, new Size3D(5, 10, 20), new Vector3D(2, 1, 0.5f), new Vector3D(5, 0, -5),
new Matrix3D(new float[,] {{0, 1, 0}, {0, 0, 1}, {1, 0, 0}}), new DicomAttributeCollection(), 123);
Assert.AreSame(data, volume.Array, "Array");
Assert.AreSame(data, volume.ArrayData, "ArrayData");
Assert.AreEqual(new Size3D(5, 10, 20), volume.ArrayDimensions, "ArrayDimensions");
Assert.AreEqual(1000, volume.ArrayLength, "ArrayLength");
Assert.AreEqual(16, volume.BitsPerVoxel, "BitsPerVoxel");
Assert.AreEqual(false, volume.Signed, "Signed");
Assert.AreEqual(123, volume.PaddingValue, "PaddingValue");
Assert.AreEqual(new Vector3D(10, 10, 10), volume.VolumeSize, "VolumeSize");
Assert.AreEqual(new Rectangle3D(0, 0, 0, 10, 10, 10), volume.VolumeBounds, "VolumeBounds");
Assert.AreEqual(new Vector3D(5, 5, 5), volume.VolumeCenter, "VolumeCenter");
Assert.AreEqual(new Vector3D(10, 5, 0), volume.VolumeCenterPatient, "VolumeCenterPatient");
Assert.AreEqual(new Vector3D(0, 1, 0), volume.VolumeOrientationPatientX, "VolumeOrientationPatientX");
Assert.AreEqual(new Vector3D(0, 0, 1), volume.VolumeOrientationPatientY, "VolumeOrientationPatientY");
Assert.AreEqual(new Vector3D(1, 0, 0), volume.VolumeOrientationPatientZ, "VolumeOrientationPatientZ");
Assert.AreEqual(new Vector3D(5, 0, -5), volume.VolumePositionPatient, "VolumePositionPatient");
Assert.AreEqual(expectedMinimum, volume.MinimumVolumeValue, "MinimumVolumeValue");
Assert.AreEqual(expectedMaximum, volume.MaximumVolumeValue, "MaximumVolumeValue");
}