private void Window_Activated(object sender, EventArgs e)
{
// 一定要先 vtkformhost.Child = vtkControl;下面三条顺序不能乱 否则报错 切记！
vtkformhost.Child = vtkControl;
vtkRenderWindow renWin = vtkControl.RenderWindow;
vtkRenderer aRenderer = renWin.GetRenderers().GetFirstRenderer();
renWin.AddRenderer(aRenderer);
Marshal.Copy(ys1, 0, temp128, imgLine * imgPixel * imgNum);
temp.SetArray(temp128, imgLine * imgPixel * imgNum, 1);
testimgdata.SetDimensions(imgLine, imgPixel, imgNum);
testimgdata.SetSpacing(1, 1, 4);
testimgdata.SetScalarTypeToUnsignedChar();
testimgdata.SetNumberOfScalarComponents(1);
testimgdata.AllocateScalars();
testimgdata.GetPointData().SetScalars(temp);
testimgdata.Modified();
VtkSetColor();
VtkSetOpacity();
volumeProperty.SetColor(colorTransferFunction);
volumeProperty.SetScalarOpacity(opacityTransferFunction);
volumeProperty.ShadeOn();
volumeProperty.SetInterpolationTypeToLinear();
volumeMapper.SetVolumeRayCastFunction(compositeFunction);
volumeMapper.SetInput(testimgdata);
volume.SetMapper(volumeMapper);
volume.SetProperty(volumeProperty);
aCamera.SetViewUp(0, -1, 0);
aCamera.SetPosition(-1, 0, 1);
aCamera.ComputeViewPlaneNormal();
aRenderer.AddVolume(volume);
aRenderer.SetBackground(0, 0, 0.6);
aRenderer.SetActiveCamera(aCamera);
aRenderer.ResetCamera();
renWin.SetSize(800, 800);
renWin.Render();
}
private vtkProp CreateVolumeRendering()
{
_opacityTransferFunction = new vtkPiecewiseFunction();
_opacityTransferFunction.ClampingOff();
_colorTransferFunction = new vtkColorTransferFunction();
_colorTransferFunction.SetColorSpaceToRGB();
_colorTransferFunction.ClampingOff();
SetOpacityTransferFunction();
SetColorTransferFunction();
vtkVolumeProperty volumeProperty = new vtkVolumeProperty();
volumeProperty.ShadeOn();
volumeProperty.SetInterpolationTypeToLinear();
volumeProperty.SetColor(_colorTransferFunction);
volumeProperty.SetScalarOpacity(_opacityTransferFunction);
volumeProperty.SetDiffuse(0.7);
volumeProperty.SetAmbient(0.1);
volumeProperty.SetSpecular(.3);
volumeProperty.SetSpecularPower(20);
//vtkOpenGLVolumeTextureMapper2D volumeMapper = new vtkOpenGLVolumeTextureMapper2D();
//vtkOpenGLVolumeTextureMapper3D volumeMapper = new vtkOpenGLVolumeTextureMapper3D();
//volumeMapper.SetPreferredMethodToNVidia();
//volumeMapper.SetSampleDistance(1.0f);
//int supported = volumeMapper.IsRenderSupported(volumeProperty);
vtkFixedPointVolumeRayCastMapper volumeMapper = new vtkFixedPointVolumeRayCastMapper();
//vtkVolumeRayCastMapper volumeMapper = new vtkVolumeRayCastMapper();
volumeMapper.SetInput(_volumeLayer.GetImageData());
////vtkVolumeRayCastCompositeFunction rayCastFunction = new vtkVolumeRayCastCompositeFunction();
////volumeMapper.SetVolumeRayCastFunction(rayCastFunction);
//vtkVolumeRayCastIsosurfaceFunction rayCastFunction = new vtkVolumeRayCastIsosurfaceFunction();
//volumeMapper.SetVolumeRayCastFunction(rayCastFunction);
_vtkVolume = new vtkVolume();
_vtkVolume.SetMapper(volumeMapper);
_vtkVolume.SetProperty(volumeProperty);
return(_vtkVolume);
}
private vtkProp CreateVolumeRendering()
{
_opacityTransferFunction = new vtkPiecewiseFunction();
_opacityTransferFunction.ClampingOff();
_colorTransferFunction = new vtkColorTransferFunction();
_colorTransferFunction.SetColorSpaceToRGB();
_colorTransferFunction.ClampingOff();
SetOpacityTransferFunction();
SetColorTransferFunction();
vtkVolumeProperty volumeProperty = new vtkVolumeProperty();
volumeProperty.ShadeOn();
volumeProperty.SetInterpolationTypeToLinear();
volumeProperty.SetColor(_colorTransferFunction);
volumeProperty.SetScalarOpacity(_opacityTransferFunction);
volumeProperty.SetDiffuse(0.7);
volumeProperty.SetAmbient(0.1);
volumeProperty.SetSpecular(.3);
volumeProperty.SetSpecularPower(20);
//vtkOpenGLVolumeTextureMapper2D volumeMapper = new vtkOpenGLVolumeTextureMapper2D();
//vtkOpenGLVolumeTextureMapper3D volumeMapper = new vtkOpenGLVolumeTextureMapper3D();
//volumeMapper.SetPreferredMethodToNVidia();
//volumeMapper.SetSampleDistance(1.0f);
//int supported = volumeMapper.IsRenderSupported(volumeProperty);
vtkFixedPointVolumeRayCastMapper volumeMapper = new vtkFixedPointVolumeRayCastMapper();
//vtkVolumeRayCastMapper volumeMapper = new vtkVolumeRayCastMapper();
volumeMapper.SetInput(_volumeLayer.GetImageData());
////vtkVolumeRayCastCompositeFunction rayCastFunction = new vtkVolumeRayCastCompositeFunction();
////volumeMapper.SetVolumeRayCastFunction(rayCastFunction);
//vtkVolumeRayCastIsosurfaceFunction rayCastFunction = new vtkVolumeRayCastIsosurfaceFunction();
//volumeMapper.SetVolumeRayCastFunction(rayCastFunction);
_vtkVolume = new vtkVolume();
_vtkVolume.SetMapper(volumeMapper);
_vtkVolume.SetProperty(volumeProperty);
return _vtkVolume;
}
/// <summary>
/// The main entry method called by the CSharp driver
/// </summary>
/// <param name="argv"></param>
public static void AVgaussian(String [] argv)
{
//Prefix Content is: ""
ren1 = vtkRenderer.New();
renWin = vtkRenderWindow.New();
renWin.AddRenderer((vtkRenderer)ren1);
renWin.SetSize((int)300,(int)300);
iren = new vtkRenderWindowInteractor();
iren.SetRenderWindow((vtkRenderWindow)renWin);
camera = new vtkCamera();
camera.ParallelProjectionOn();
camera.SetViewUp((double)0,(double)1,(double)0);
camera.SetFocalPoint((double)12,(double)10.5,(double)15);
camera.SetPosition((double)-70,(double)15,(double)34);
camera.ComputeViewPlaneNormal();
ren1.SetActiveCamera((vtkCamera)camera);
// Create the reader for the data[]
//vtkStructuredPointsReader reader[]
reader = new vtkGaussianCubeReader();
reader.SetFileName((string)"" + (VTK_DATA_ROOT.ToString()) + "/Data/m4_TotalDensity.cube");
reader.SetHBScale((double)1.1);
reader.SetBScale((double)10);
reader.Update();
range = reader.GetGridOutput().GetPointData().GetScalars().GetRange();
min = (double)(lindex(range,0));
max = (double)(lindex(range,1));
readerSS = new vtkImageShiftScale();
readerSS.SetInput((vtkDataObject)reader.GetGridOutput());
readerSS.SetShift((double)min*-1);
readerSS.SetScale((double)255/(max-min));
readerSS.SetOutputScalarTypeToUnsignedChar();
bounds = new vtkOutlineFilter();
bounds.SetInput((vtkDataObject)reader.GetGridOutput());
boundsMapper = vtkPolyDataMapper.New();
boundsMapper.SetInputConnection((vtkAlgorithmOutput)bounds.GetOutputPort());
boundsActor = new vtkActor();
boundsActor.SetMapper((vtkMapper)boundsMapper);
boundsActor.GetProperty().SetColor((double)0,(double)0,(double)0);
contour = new vtkContourFilter();
contour.SetInput((vtkDataObject)reader.GetGridOutput());
contour.GenerateValues((int)5,(double)0,(double).05);
contourMapper = vtkPolyDataMapper.New();
contourMapper.SetInputConnection((vtkAlgorithmOutput)contour.GetOutputPort());
contourMapper.SetScalarRange((double)0,(double).1);
((vtkLookupTable)contourMapper.GetLookupTable()).SetHueRange(0.32,0);
contourActor = new vtkActor();
contourActor.SetMapper((vtkMapper)contourMapper);
contourActor.GetProperty().SetOpacity((double).5);
// Create transfer mapping scalar value to opacity[]
opacityTransferFunction = new vtkPiecewiseFunction();
opacityTransferFunction.AddPoint((double)0,(double)0.01);
opacityTransferFunction.AddPoint((double)255,(double)0.35);
opacityTransferFunction.ClampingOn();
// Create transfer mapping scalar value to color[]
colorTransferFunction = new vtkColorTransferFunction();
colorTransferFunction.AddHSVPoint((double)0.0,(double)0.66,(double)1.0,(double)1.0);
colorTransferFunction.AddHSVPoint((double)50.0,(double)0.33,(double)1.0,(double)1.0);
colorTransferFunction.AddHSVPoint((double)100.0,(double)0.00,(double)1.0,(double)1.0);
// The property describes how the data will look[]
volumeProperty = new vtkVolumeProperty();
volumeProperty.SetColor((vtkColorTransferFunction)colorTransferFunction);
volumeProperty.SetScalarOpacity((vtkPiecewiseFunction)opacityTransferFunction);
volumeProperty.SetInterpolationTypeToLinear();
// The mapper / ray cast function know how to render the data[]
compositeFunction = new vtkVolumeRayCastCompositeFunction();
volumeMapper = new vtkVolumeRayCastMapper();
//vtkVolumeTextureMapper2D volumeMapper[]
volumeMapper.SetVolumeRayCastFunction((vtkVolumeRayCastFunction)compositeFunction);
volumeMapper.SetInputConnection((vtkAlgorithmOutput)readerSS.GetOutputPort());
// The volume holds the mapper and the property and[]
// can be used to position/orient the volume[]
volume = new vtkVolume();
volume.SetMapper((vtkAbstractVolumeMapper)volumeMapper);
volume.SetProperty((vtkVolumeProperty)volumeProperty);
ren1.AddVolume((vtkProp)volume);
//ren1 AddActor contourActor[]
ren1.AddActor((vtkProp)boundsActor);
//#####################################################################[]
Sphere = new vtkSphereSource();
Sphere.SetCenter((double)0,(double)0,(double)0);
Sphere.SetRadius((double)1);
Sphere.SetThetaResolution((int)16);
Sphere.SetStartTheta((double)0);
Sphere.SetEndTheta((double)360);
Sphere.SetPhiResolution((int)16);
Sphere.SetStartPhi((double)0);
Sphere.SetEndPhi((double)180);
Glyph = new vtkGlyph3D();
Glyph.SetInputConnection((vtkAlgorithmOutput)reader.GetOutputPort());
Glyph.SetOrient((int)1);
Glyph.SetColorMode((int)1);
//Glyph ScalingOn[]
Glyph.SetScaleMode((int)2);
Glyph.SetScaleFactor((double).6);
Glyph.SetSource((vtkPolyData)Sphere.GetOutput());
AtomsMapper = vtkPolyDataMapper.New();
AtomsMapper.SetInputConnection((vtkAlgorithmOutput)Glyph.GetOutputPort());
AtomsMapper.SetImmediateModeRendering((int)1);
AtomsMapper.UseLookupTableScalarRangeOff();
AtomsMapper.SetScalarVisibility((int)1);
AtomsMapper.SetScalarModeToDefault();
Atoms = new vtkActor();
Atoms.SetMapper((vtkMapper)AtomsMapper);
Atoms.GetProperty().SetRepresentationToSurface();
Atoms.GetProperty().SetInterpolationToGouraud();
Atoms.GetProperty().SetAmbient((double)0.15);
Atoms.GetProperty().SetDiffuse((double)0.85);
Atoms.GetProperty().SetSpecular((double)0.1);
Atoms.GetProperty().SetSpecularPower((double)100);
Atoms.GetProperty().SetSpecularColor((double)1,(double)1,(double)1);
Atoms.GetProperty().SetColor((double)1,(double)1,(double)1);
Tube = new vtkTubeFilter();
Tube.SetInputConnection((vtkAlgorithmOutput)reader.GetOutputPort());
Tube.SetNumberOfSides((int)16);
Tube.SetCapping((int)0);
Tube.SetRadius((double)0.2);
Tube.SetVaryRadius((int)0);
Tube.SetRadiusFactor((double)10);
BondsMapper = vtkPolyDataMapper.New();
BondsMapper.SetInputConnection((vtkAlgorithmOutput)Tube.GetOutputPort());
BondsMapper.SetImmediateModeRendering((int)1);
BondsMapper.UseLookupTableScalarRangeOff();
BondsMapper.SetScalarVisibility((int)1);
BondsMapper.SetScalarModeToDefault();
Bonds = new vtkActor();
Bonds.SetMapper((vtkMapper)BondsMapper);
Bonds.GetProperty().SetRepresentationToSurface();
Bonds.GetProperty().SetInterpolationToGouraud();
Bonds.GetProperty().SetAmbient((double)0.15);
Bonds.GetProperty().SetDiffuse((double)0.85);
Bonds.GetProperty().SetSpecular((double)0.1);
Bonds.GetProperty().SetSpecularPower((double)100);
Bonds.GetProperty().SetSpecularColor((double)1,(double)1,(double)1);
Bonds.GetProperty().SetColor((double)1,(double)1,(double)1);
ren1.AddActor((vtkProp)Bonds);
ren1.AddActor((vtkProp)Atoms);
//###################################################[]
ren1.SetBackground((double)1,(double)1,(double)1);
ren1.ResetCamera();
renWin.Render();
//method moved
renWin.AbortCheckEvt += new Kitware.VTK.vtkObject.vtkObjectEventHandler(TkCheckAbort_Command.Execute);
iren.Initialize();
//deleteAllVTKObjects();
}
/// <summary>
/// The main entry method called by the CSharp driver
/// </summary>
/// <param name="argv"></param>
public static void AVgaussian(String [] argv)
{
//Prefix Content is: ""
ren1 = vtkRenderer.New();
renWin = vtkRenderWindow.New();
renWin.SetMultiSamples(0);
renWin.AddRenderer((vtkRenderer)ren1);
renWin.SetSize((int)300, (int)300);
iren = new vtkRenderWindowInteractor();
iren.SetRenderWindow((vtkRenderWindow)renWin);
camera = new vtkCamera();
camera.ParallelProjectionOn();
camera.SetViewUp((double)0, (double)1, (double)0);
camera.SetFocalPoint((double)12, (double)10.5, (double)15);
camera.SetPosition((double)-70, (double)15, (double)34);
camera.ComputeViewPlaneNormal();
ren1.SetActiveCamera((vtkCamera)camera);
// Create the reader for the data[]
//vtkStructuredPointsReader reader[]
reader = new vtkGaussianCubeReader();
reader.SetFileName((string)"" + (VTK_DATA_ROOT.ToString()) + "/Data/m4_TotalDensity.cube");
reader.SetHBScale((double)1.1);
reader.SetBScale((double)10);
reader.Update();
range = reader.GetGridOutput().GetPointData().GetScalars().GetRange();
min = (double)(lindex(range, 0));
max = (double)(lindex(range, 1));
readerSS = new vtkImageShiftScale();
readerSS.SetInputData((vtkDataObject)reader.GetGridOutput());
readerSS.SetShift((double)min * -1);
readerSS.SetScale((double)255 / (max - min));
readerSS.SetOutputScalarTypeToUnsignedChar();
bounds = new vtkOutlineFilter();
bounds.SetInputData((vtkDataObject)reader.GetGridOutput());
boundsMapper = vtkPolyDataMapper.New();
boundsMapper.SetInputConnection((vtkAlgorithmOutput)bounds.GetOutputPort());
boundsActor = new vtkActor();
boundsActor.SetMapper((vtkMapper)boundsMapper);
boundsActor.GetProperty().SetColor((double)0, (double)0, (double)0);
contour = new vtkContourFilter();
contour.SetInputData((vtkDataObject)reader.GetGridOutput());
contour.GenerateValues((int)5, (double)0, (double).05);
contourMapper = vtkPolyDataMapper.New();
contourMapper.SetInputConnection((vtkAlgorithmOutput)contour.GetOutputPort());
contourMapper.SetScalarRange((double)0, (double).1);
((vtkLookupTable)contourMapper.GetLookupTable()).SetHueRange(0.32, 0);
contourActor = new vtkActor();
contourActor.SetMapper((vtkMapper)contourMapper);
contourActor.GetProperty().SetOpacity((double).5);
// Create transfer mapping scalar value to opacity[]
opacityTransferFunction = new vtkPiecewiseFunction();
opacityTransferFunction.AddPoint((double)0, (double)0.01);
opacityTransferFunction.AddPoint((double)255, (double)0.35);
opacityTransferFunction.ClampingOn();
// Create transfer mapping scalar value to color[]
colorTransferFunction = new vtkColorTransferFunction();
colorTransferFunction.AddHSVPoint((double)0.0, (double)0.66, (double)1.0, (double)1.0);
colorTransferFunction.AddHSVPoint((double)50.0, (double)0.33, (double)1.0, (double)1.0);
colorTransferFunction.AddHSVPoint((double)100.0, (double)0.00, (double)1.0, (double)1.0);
// The property describes how the data will look[]
volumeProperty = new vtkVolumeProperty();
volumeProperty.SetColor((vtkColorTransferFunction)colorTransferFunction);
volumeProperty.SetScalarOpacity((vtkPiecewiseFunction)opacityTransferFunction);
volumeProperty.SetInterpolationTypeToLinear();
// The mapper / ray cast function know how to render the data[]
compositeFunction = new vtkVolumeRayCastCompositeFunction();
volumeMapper = new vtkVolumeRayCastMapper();
//vtkVolumeTextureMapper2D volumeMapper[]
volumeMapper.SetVolumeRayCastFunction((vtkVolumeRayCastFunction)compositeFunction);
volumeMapper.SetInputConnection((vtkAlgorithmOutput)readerSS.GetOutputPort());
// The volume holds the mapper and the property and[]
// can be used to position/orient the volume[]
volume = new vtkVolume();
volume.SetMapper((vtkAbstractVolumeMapper)volumeMapper);
volume.SetProperty((vtkVolumeProperty)volumeProperty);
ren1.AddVolume((vtkProp)volume);
//ren1 AddActor contourActor[]
ren1.AddActor((vtkProp)boundsActor);
//#####################################################################[]
Sphere = new vtkSphereSource();
Sphere.SetCenter((double)0, (double)0, (double)0);
Sphere.SetRadius((double)1);
Sphere.SetThetaResolution((int)16);
Sphere.SetStartTheta((double)0);
Sphere.SetEndTheta((double)360);
Sphere.SetPhiResolution((int)16);
Sphere.SetStartPhi((double)0);
Sphere.SetEndPhi((double)180);
Glyph = new vtkGlyph3D();
Glyph.SetInputConnection((vtkAlgorithmOutput)reader.GetOutputPort());
Glyph.SetOrient((int)1);
Glyph.SetColorMode((int)1);
//Glyph ScalingOn[]
Glyph.SetScaleMode((int)2);
Glyph.SetScaleFactor((double).6);
Glyph.SetSourceConnection(Sphere.GetOutputPort());
AtomsMapper = vtkPolyDataMapper.New();
AtomsMapper.SetInputConnection((vtkAlgorithmOutput)Glyph.GetOutputPort());
AtomsMapper.SetImmediateModeRendering((int)1);
AtomsMapper.UseLookupTableScalarRangeOff();
AtomsMapper.SetScalarVisibility((int)1);
AtomsMapper.SetScalarModeToDefault();
Atoms = new vtkActor();
Atoms.SetMapper((vtkMapper)AtomsMapper);
Atoms.GetProperty().SetRepresentationToSurface();
Atoms.GetProperty().SetInterpolationToGouraud();
Atoms.GetProperty().SetAmbient((double)0.15);
Atoms.GetProperty().SetDiffuse((double)0.85);
Atoms.GetProperty().SetSpecular((double)0.1);
Atoms.GetProperty().SetSpecularPower((double)100);
Atoms.GetProperty().SetSpecularColor((double)1, (double)1, (double)1);
Atoms.GetProperty().SetColor((double)1, (double)1, (double)1);
Tube = new vtkTubeFilter();
Tube.SetInputConnection((vtkAlgorithmOutput)reader.GetOutputPort());
Tube.SetNumberOfSides((int)16);
Tube.SetCapping((int)0);
Tube.SetRadius((double)0.2);
Tube.SetVaryRadius((int)0);
Tube.SetRadiusFactor((double)10);
BondsMapper = vtkPolyDataMapper.New();
BondsMapper.SetInputConnection((vtkAlgorithmOutput)Tube.GetOutputPort());
BondsMapper.SetImmediateModeRendering((int)1);
BondsMapper.UseLookupTableScalarRangeOff();
BondsMapper.SetScalarVisibility((int)1);
BondsMapper.SetScalarModeToDefault();
Bonds = new vtkActor();
Bonds.SetMapper((vtkMapper)BondsMapper);
Bonds.GetProperty().SetRepresentationToSurface();
Bonds.GetProperty().SetInterpolationToGouraud();
Bonds.GetProperty().SetAmbient((double)0.15);
Bonds.GetProperty().SetDiffuse((double)0.85);
Bonds.GetProperty().SetSpecular((double)0.1);
Bonds.GetProperty().SetSpecularPower((double)100);
Bonds.GetProperty().SetSpecularColor((double)1, (double)1, (double)1);
Bonds.GetProperty().SetColor((double)1, (double)1, (double)1);
ren1.AddActor((vtkProp)Bonds);
ren1.AddActor((vtkProp)Atoms);
//###################################################[]
ren1.SetBackground((double)1, (double)1, (double)1);
ren1.ResetCamera();
renWin.Render();
//method moved
renWin.AbortCheckEvt += new Kitware.VTK.vtkObject.vtkObjectEventHandler(TkCheckAbort_Command.Execute);
iren.Initialize();
//deleteAllVTKObjects();
}
/// <summary>
///
/// <summary>
/// 用体绘制的方法绘制一系列的图像
/// </summary>
/// <param name="format">图像文件的字符串格式</param>
/// <param name="height">一幅图像的高度</param>
/// <param name="width">高度</param>
/// <param name="startIndex">起始index</param>
/// <param name="endIndex">末尾index</param>
/// <param name="r">renderer，如果非空，则将其体绘制结果添加到这里面来</param>
/// example:
/// CuteTools.ShowImageSeries(@"initial/%03d.bmp",64, 64, 0, 62);
public static void ShowImageSeries(string format, int height, int width, int startIndex, int endIndex, vtkRenderer r = null)
{
if (format == null || format.Count() <= 4 || (!format.Substring(format.Count() - 3, 3).Equals("bmp")))
{
Console.WriteLine("image filename is not correct!!");
return;
}
vtkBMPReader reader = vtkBMPReader.New();
reader.SetFilePattern(format);
reader.SetDataExtent(0, height - 1, 0, width - 1, startIndex, endIndex);
reader.SetDataScalarTypeToUnsignedChar();
reader.Update();
vtkVolume vol = vtkVolume.New();
vtkFixedPointVolumeRayCastMapper texMapper = vtkFixedPointVolumeRayCastMapper.New();
texMapper.SetInput(reader.GetOutput());
vol.SetMapper(texMapper);
vtkColorTransferFunction colorTransferFunction = vtkColorTransferFunction.New();
colorTransferFunction.AddRGBPoint(0.0, 0.0, 255.0, 0.0);
//colorTransferFunction.AddRGBPoint(120.0, 0.0, 0.0, 1.0);
//colorTransferFunction.AddRGBPoint(160.0, 1.0, 0.0, 0.0);
//colorTransferFunction.AddRGBPoint(200.0, 0.0, 1.0, 0.0);
colorTransferFunction.AddRGBPoint(255, 0, 0, 1.0);
colorTransferFunction.ClampingOn();
vtkVolumeProperty vpro = vtkVolumeProperty.New();
vtkPiecewiseFunction compositeOpacity = vtkPiecewiseFunction.New();
compositeOpacity.AddPoint(80, 1);
compositeOpacity.AddPoint(120, 0.2);
compositeOpacity.AddPoint(255, 0);
compositeOpacity.ClampingOn();
vpro.SetScalarOpacity(compositeOpacity);
//vpro.SetColor( colorTransferFunction );
vpro.SetInterpolationTypeToLinear();
//vpro.ShadeOn();
vol.SetProperty(vpro);
//画轴距图
vol.SetOrientation(45, 45, 0);
if (r != null)
{
r.AddVolume(vol);
}
else
{
vtkRenderer render = vtkRenderer.New();
render.AddVolume(vol);
render.SetBackground(1, 1, 1);
vtkRenderWindow wnd = vtkRenderWindow.New();
wnd.AddRenderer(render);
vtkRenderWindowInteractor inter = vtkRenderWindowInteractor.New();
inter.SetRenderWindow(wnd);
inter.Initialize();
inter.Start();
}
}
public cVolumeRendering3D(vtkImageData imageData, cPoint3D Pos)
{
baseInit(null);
vtk_volume = vtkVolume.New();
// vtkFloatArray floatArray = vtkFloatArray.New();
//vtkCharArray charArray = vtkCharArray.New();
// vtkUnsignedShortArray UshortArray = vtkUnsignedShortArray.New();
vtkExtractVOI voi = vtkExtractVOI.New();
// vtkPiecewiseFunction opacityTransferFunction = vtkPiecewiseFunction.New();
vtkColorTransferFunction colorTransferFunction = vtkColorTransferFunction.New();
vtkVolumeProperty volumeProperty = vtkVolumeProperty.New();
// imageData.GetPointData().SetScalars(UshortArray);
voi = vtkExtractVOI.New();
voi.SetInput(imageData);
voi.SetVOI(0, imageData.GetDimensions()[0] - 1, 0, imageData.GetDimensions()[1] - 1, 0, imageData.GetDimensions()[2] - 1);
voi.SetSampleRate(1, 1, 1);
opacityTransferFunction = vtkPiecewiseFunction.New();
range = imageData.GetScalarRange();
opacityTransferFunction.AddPoint(100, 0.0);
opacityTransferFunction.AddPoint(1000, 1);
//opacityTransferFunction.AddPoint(range[0] + (range[1]-range[0])/2.0, 0.0);
//opacityTransferFunction.AddPoint(range[1], 0.7);
////Scale the image between 0 and 1 using a lookup table
//vtkLookupTable table = vtkLookupTable.New();
//table.SetValueRange(0,1);
//table.SetSaturationRange(0,0);
//table.SetRange(range[0], range[1]); //shoul here not be the minimum/maximum possible of "data"?
//table.SetRampToLinear();
//table.Build();
//vtkImageMapToColors color = vtkImageMapToColors.New();
//color.SetLookupTable(table);
//color.SetInputConnection(imageData.GetProducerPort());
vtkColorTransferFunction ColorTransferFunction = vtkColorTransferFunction.New();
ColorTransferFunction.AddRGBPoint(20.0, 0.0, 0.0, 1.0);
ColorTransferFunction.AddRGBPoint(255.0, 1.0, 0.0, 0.0);
//ColorTransferFunction.AddRGBPoint(1000.0, 0.8, 0.5, 0.0);
//opacityTransferFunction.ClampingOff();
volumeProperty = vtkVolumeProperty.New();
volumeProperty.SetColor(colorTransferFunction);
volumeProperty.SetScalarOpacity(opacityTransferFunction);
volumeProperty.SetInterpolationTypeToLinear();
volumeProperty.ShadeOn();
volumeProperty.SetAmbient(0.6);
volumeProperty.SetDiffuse(0.6);
volumeProperty.SetSpecular(0.1);
//volumeProperty.SetAmbient(0.1);
//volumeProperty.SetDiffuse(0.9);
//volumeProperty.SetSpecular(0.2);
//volumeProperty.SetSpecularPower(10.0);
//volumeProperty[band].SetScalarOpacityUnitDistance(0.8919);
vtkVolumeTextureMapper3D volumeTextureMapper = vtkVolumeTextureMapper3D.New();
////volumeTextureMapper.SetInputConnection(color.GetOutputPort());
volumeTextureMapper.SetInputConnection(voi.GetOutputPort());
//vtkVolumeRayCastCompositeFunction compositeFunction = vtkVolumeRayCastCompositeFunction.New();
//vtkVolumeRayCastMapper volumeMapper = vtkVolumeRayCastMapper.New();
//volumeMapper.SetVolumeRayCastFunction(compositeFunction);
//volumeMapper.SetInputConnection(voi.GetOutputPort());
vtk_volume = vtkVolume.New();
vtk_volume.SetMapper(volumeTextureMapper);
vtk_volume.SetProperty(volumeProperty);
vtk_volume.PickableOff();
vtk_volume.SetPosition(Pos.X, Pos.Y, Pos.Z);
}
