Beispiel #1
0
        public void TestVolumeS16()
        {
            const short expectedMinimum = -100;
            const short expectedMaximum = 200;

            var rng  = new PseudoRandom(0x48E4B0B4);
            var data = new short[1000];

            for (var n = 1; n < data.Length - 1; ++n)
            {
                data[n] = (short)rng.Next(expectedMinimum + 1, expectedMaximum - 1);
            }
            data[0]   = expectedMaximum;
            data[999] = expectedMinimum;

            var volume = new S16Volume(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(true, 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");
        }
Beispiel #2
0
        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();
            }
        }
Beispiel #3
0
		public void TestVolumeS16()
		{
			const short expectedMinimum = -100;
			const short expectedMaximum = 200;

			var rng = new PseudoRandom(0x48E4B0B4);
			var data = new short[1000];
			for (var n = 1; n < data.Length - 1; ++n)
				data[n] = (short) rng.Next(expectedMinimum + 1, expectedMaximum - 1);
			data[0] = expectedMaximum;
			data[999] = expectedMinimum;

			var volume = new S16Volume(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(true, 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");
		}