public static void OutputImageFromCurrentSence(vtk.vtkRenderWindow renderWin, string outputPath)
{
// Create a window to image filter
using (vtk.vtkWindowToImageFilter filterImage = new vtk.vtkWindowToImageFilter())
{
filterImage.SetInput(renderWin);
// PNG Writer
using (vtk.vtkPNGWriter pngWriter = new vtk.vtkPNGWriter())
{
pngWriter.SetFileName(outputPath);
pngWriter.SetInput(filterImage.GetOutput());
pngWriter.Write();
}
}
}
public void PokeMatrix(vtk.vtkTransform transform)
{
InitTraversal();
for (int iIndex = 0; iIndex < GetNumberOfItems(); ++iIndex)
{
vtk.vtkProp prop = GetNextProp();
if (prop == null) continue;
prop.PokeMatrix(transform.GetMatrix());
}
}
public virtual void UpdateCablePosition(vtk.vtkTransform transform)
{
if (m_twoPointsIndicator == null) return;
bool bShowCabling = ApplicationOptions.Instance().ViewOptions.ShowCablingSystem;
m_twoPointsIndicator.Impl.Actor.SetVisibility(bShowCabling ? 1 : 0);
// Drive the cable graphics
IList<CTwoPoints> pointsList = m_twoPointsIndicator.PointsList;
// Clear the points
pointsList.Clear();
foreach (CCableSegment segment in CableSegments)
{
CPoint3D ptStartPoint = segment.StartPoint;
if (segment.DriveStartPointAtRuntime)
{
ptStartPoint = new CPoint3D(transform.TransformDoublePoint(ptStartPoint.Point));
}
CPoint3D ptEndPoint = segment.EndPoint;
if (segment.DriveEndPointAtRuntime)
{
ptEndPoint = new CPoint3D(transform.TransformDoublePoint(ptEndPoint.Point));
}
pointsList.Add(new CTwoPoints(ptStartPoint, ptEndPoint));
}
// Update
m_twoPointsIndicator.Impl.UpatePoints();
}
public virtual void OnPipePosChanged(vtk.vtkTransform transform)
{
try
{
// Apply the switch condition
CCableSwitchLength2StatesCondition condition = m_cableSwitchCondition as CCableSwitchLength2StatesCondition;
if (condition != null)
{
condition.CurrentPipeTransformation = transform;
if (ConditionCallback != null)
{
ConditionCallback(condition.eLengthEqual, transform);
}
m_cableSwitchCondition.Apply();
}
// Update the active cable state
if (m_activeCableState != null)
{
m_activeCableState.UpdateCablePosition(transform);
}
}
catch(Exception ex)
{
string errMsg = ex.Message + "\n" + ex.StackTrace;
vtk.vtkOutputWindow.GetInstance().DisplayErrorText(errMsg);
}
}
void InitializeRenderWindow(vtk.vtkRenderWindow renWin)
{
CRendererManager renderManager = IApp.theApp.RendererManager as CRendererManager;
if (renderManager == null) return;
renderManager.ActiveRenderChanged += new CRendererManager.ActiveRenderChangedHandler(renderManager_ActiveRenderChanged);
renderManager.RenderLayoutChanged += new CRendererManager.RenderLayoutChangedHandler(renderManager_RenderLayoutChanged);
double[] clrBackground = ApplicationOptions.Instance().ViewOptions.BackgroundColor;
// Add more arbitary lights to turn the scence a little bit bright
vtk.vtkLightKit lightKit = new vtk.vtkLightKit();
vtk.vtkLight sceneLight = new vtk.vtkLight();
sceneLight.SetAmbientColor(1, 1, 1);
sceneLight.SetDiffuseColor(1, 1, 1);
sceneLight.SetFocalPoint(0, 0, 0);
sceneLight.SetPosition(0, 0, 500000);
sceneLight.SetLightTypeToSceneLight();
sceneLight.SetIntensity(1);
sceneLight.SwitchOn();
// Background Renderer for the background image
vtk.vtkRenderer backgroundRenderer = renderManager.BackgroundRenderer;
backgroundRenderer.SetBackground(clrBackground);
backgroundRenderer.SetLayer(0);
renWin.AddRenderer(backgroundRenderer);
LoadImageToRenderer(backgroundRenderer);
// Main Renderer
vtk.vtkRenderer mainRenderer = renderManager.MainRenderer;
mainRenderer.SetBackground(clrBackground);
mainRenderer.SetLayer(1);
mainRenderer.AddLight(sceneLight);
lightKit.AddLightsToRenderer(mainRenderer);
renWin.AddRenderer(mainRenderer);
// TopView Renderer
vtk.vtkRenderer topViewRender = renderManager.TopViewRenderer;
topViewRender.SetBackground(clrBackground);
topViewRender.SetLayer(1);
lightKit.AddLightsToRenderer(topViewRender);
renWin.AddRenderer(topViewRender);
// front Renderer
vtk.vtkRenderer frontViewRenderer = renderManager.FrontViewRenderer;
frontViewRenderer.SetBackground(clrBackground);
frontViewRenderer.SetLayer(1);
lightKit.AddLightsToRenderer(frontViewRenderer);
renWin.AddRenderer(frontViewRenderer);
// right Renderer
vtk.vtkRenderer rightViewRenderer = renderManager.RightViewRenderer;
rightViewRenderer.SetBackground(clrBackground);
rightViewRenderer.SetLayer(1);
lightKit.AddLightsToRenderer(rightViewRenderer);
renWin.AddRenderer(rightViewRenderer);
renWin.SetNumberOfLayers(2);
// Set active rendere to main renderer
renderManager.ActiveRenderer = mainRenderer;
// Set up layout strategy
CRenderersLayoutStrategy renderersLayoutStrategy = new CRenderersLayoutStrategy(renderManager);
renderManager.RendererLayoutStrategy = renderersLayoutStrategy;
}
private void LoadImageToRenderer(vtk.vtkRenderer renderer)
{
try
{
string backgroundImageFileName = ApplicationOptions.Instance().ViewOptions.BackgroundFileName;
if (!string.IsNullOrEmpty(backgroundImageFileName))
{
string backgroundImagePath = System.IO.Path.Combine(CFolderUtility.DataFolder(), ApplicationOptions.Instance().ViewOptions.BackgroundFileName);
//string backgroundImagePath = @"C:\sky4.jpg";
vtk.vtkJPEGReader jpegReader = new vtk.vtkJPEGReader();
if (jpegReader.CanReadFile(backgroundImagePath) != 0)
{
jpegReader.SetFileName(backgroundImagePath);
jpegReader.Update();
vtk.vtkImageData imageData = jpegReader.GetOutput();
vtk.vtkImageActor actor = new vtk.vtkImageActor();
actor.SetInput(imageData);
renderer.AddActor(actor);
double[] origin = imageData.GetOrigin();
double[] spacing = imageData.GetSpacing();
int[] extent = imageData.GetExtent();
vtk.vtkCamera camera = renderer.GetActiveCamera();
camera.ParallelProjectionOn();
double xc = origin[0] + 0.5 * (extent[0] + extent[1]) * spacing[0];
double yc = origin[1] + 0.5 * (extent[2] + extent[3]) * spacing[1];
//double xd = (extent[1] - extent[0] + 1)*spacing[0];
double yd = (extent[3] - extent[2] + 1) * spacing[1];
double d = camera.GetDistance();
camera.SetParallelScale(0.5 * yd);
camera.SetFocalPoint(xc, yc, 0.0);
camera.SetPosition(xc, yc, d);
}
jpegReader.Dispose();
}
}
catch (Exception ex)
{
string errMsg = ex.Message + "\n" + ex.StackTrace;
vtk.vtkOutputWindow.GetInstance().DisplayErrorText(errMsg);
}
}
private void UpdateRendererOutline(ref vtk.vtkActor2D outlineRendererActor, ref vtk.vtkPolyData polyData, vtk.vtkRenderer renderer)
{
try
{
if (outlineRendererActor == null)
{
outlineRendererActor = new vtk.vtkActor2D();
polyData = new vtk.vtkPolyData();
polyData.Allocate(5, 0);
vtk.vtkIdList idList = new vtk.vtkIdList();
idList.SetNumberOfIds(5);
vtk.vtkPoints points = new vtk.vtkPoints();
idList.InsertId(0, points.InsertNextPoint(1, 1, 0));
idList.InsertId(1, points.InsertNextPoint(2, 1, 0));
idList.InsertId(2, points.InsertNextPoint(2, 2, 0));
idList.InsertId(3, points.InsertNextPoint(1, 2, 0));
idList.InsertId(4, idList.GetId(0));
polyData.SetPoints(points);
polyData.InsertNextCell(4, idList);
vtk.vtkCoordinate coordinate = new vtk.vtkCoordinate();
coordinate.SetCoordinateSystemToDisplay();
vtk.vtkPolyDataMapper2D mapper = new vtk.vtkPolyDataMapper2D();
mapper.SetInput(polyData);
mapper.SetTransformCoordinate(coordinate);
outlineRendererActor.SetMapper(mapper);
outlineRendererActor.SetPosition(0, 0);
outlineRendererActor.SetPosition2(1, 1);
renderer.AddActor(outlineRendererActor);
}
double[] vp = renderer.GetViewport();
renderer.NormalizedDisplayToDisplay(ref vp[0], ref vp[1]);
renderer.NormalizedDisplayToDisplay(ref vp[2], ref vp[3]);
polyData.GetPoints().SetPoint(0, vp[0], vp[1], 0);
polyData.GetPoints().SetPoint(1, vp[2], vp[1], 0);
polyData.GetPoints().SetPoint(2, vp[2], vp[3], 0);
polyData.GetPoints().SetPoint(3, vp[0], vp[3], 0);
// Change Outline color and width
double[] normalOutlineColor = ApplicationOptions.Instance().RendererLayoutOptions.NormalOutlineColor;
float normalOutlineWidth = ApplicationOptions.Instance().RendererLayoutOptions.NormalOutlineLineWidth;
if (renderer == IApp.theApp.RendererManager.ActiveRenderer)
{
normalOutlineColor = ApplicationOptions.Instance().RendererLayoutOptions.ActiveOutlineColor;
normalOutlineWidth = ApplicationOptions.Instance().RendererLayoutOptions.ActiveOutlineLineWidth;
}
outlineRendererActor.GetProperty().SetColor(normalOutlineColor);
outlineRendererActor.GetProperty().SetLineWidth(normalOutlineWidth);
}
catch (Exception ex)
{
string errMsg = ex.Message + "\n" + ex.StackTrace;
vtk.vtkOutputWindow.GetInstance().DisplayErrorText(errMsg);
}
}
private void ShowHideProp(vtk.vtkProp prop, bool vis)
{
if (vis)
{
prop.VisibilityOn();
}
else
{
prop.VisibilityOff();
}
}
/// <summary>
/// This function is a callback to renderwindow' render event
/// </summary>
/// <param name="caller"></param>
/// <param name="eventId"></param>
/// <param name="clientData"></param>
/// <param name="callData"></param>
public void OnRenderCallback(vtk.vtkObject caller, uint eventId, object clientData, IntPtr callData)
{
// Update the Video record
if (IApp.theApp.VideoWriter.IsRecording)
{
IApp.theApp.VideoWriter.CaptureData();
}
}
private void SetDefaultView(vtk.vtkRenderer renderer, ViewOptions.ViewTypeEnum viewTypeEnum)
{
switch (viewTypeEnum)
{
case ViewOptions.ViewTypeEnum.eTopView:
IApp.theApp.vtkControl.ShowTopView(renderer, CBoundingBoxUtil.GetBounds(renderer));
break;
case ViewOptions.ViewTypeEnum.eBottomView:
IApp.theApp.vtkControl.ShowBottomView(renderer, CBoundingBoxUtil.GetBounds(renderer));
break;
case ViewOptions.ViewTypeEnum.eFrontView:
IApp.theApp.vtkControl.ShowFrontView(renderer, CBoundingBoxUtil.GetBounds(renderer));
break;
case ViewOptions.ViewTypeEnum.eBackView:
IApp.theApp.vtkControl.ShowBackView(renderer, CBoundingBoxUtil.GetBounds(renderer));
break;
case ViewOptions.ViewTypeEnum.eLeftView:
IApp.theApp.vtkControl.ShowLeftView(renderer, CBoundingBoxUtil.GetBounds(renderer));
break;
case ViewOptions.ViewTypeEnum.eRightView:
IApp.theApp.vtkControl.ShowRightView(renderer, CBoundingBoxUtil.GetBounds(renderer));
break;
case ViewOptions.ViewTypeEnum.eSWISO:
IApp.theApp.vtkControl.ShowSWIsoMetricView(renderer, CBoundingBoxUtil.GetBounds(renderer));
break;
case ViewOptions.ViewTypeEnum.eSEISO:
IApp.theApp.vtkControl.ShowSEIsoMetricView(renderer, CBoundingBoxUtil.GetBounds(renderer));
break;
case ViewOptions.ViewTypeEnum.eNWISO:
IApp.theApp.vtkControl.ShowNWIsoMetricView(renderer, CBoundingBoxUtil.GetBounds(renderer));
break;
case ViewOptions.ViewTypeEnum.eNEISO:
IApp.theApp.vtkControl.ShowNEIsoMetricView(renderer, CBoundingBoxUtil.GetBounds(renderer));
break;
default:
break;
}
}
void renderManager_ActiveRenderChanged(vtk.vtkRenderer previousRender, vtk.vtkRenderer newRenderer)
{
UpdateRendererOutline();
}