static public vtkAlgorithmOutput genFrustumCone(double total_dis, double end_radius,
double distance, bool is_reverse)
{
vtkConeSource cone = vtkConeSource.New();
cone.SetHeight(total_dis * 1.2);
cone.SetRadius(end_radius * 1.2);
cone.SetCenter(0, 0, total_dis * 0.4);
cone.SetResolution(80);
cone.SetDirection(0, 0, 1);
cone.Update();
vtkPlane plane = vtkPlane.New();
plane.SetOrigin(0, 0, 0);
plane.SetNormal(0, 0, 1);
vtkClipPolyData clipPolyData = vtkClipPolyData.New();
clipPolyData.SetInputConnection(cone.GetOutputPort());
clipPolyData.SetClipFunction(plane);
clipPolyData.GenerateClippedOutputOn();
clipPolyData.Update();
vtkPlane plane2 = vtkPlane.New();
plane2.SetOrigin(0, 0, distance);
plane2.SetNormal(0, 0, -1);
vtkClipPolyData clipPolyData2 = vtkClipPolyData.New();
clipPolyData2.SetInputConnection(clipPolyData.GetOutputPort());
clipPolyData2.SetClipFunction(plane2);
clipPolyData2.GenerateClippedOutputOn();
clipPolyData2.Update();
if (is_reverse)
{
vtkTransform transform = vtkTransform.New();
transform.RotateWXYZ(180, 0, 1, 0);
transform.Translate(0, 0, -distance);
vtkTransformPolyDataFilter transFilter = vtkTransformPolyDataFilter.New();
transFilter.SetInputConnection(clipPolyData2.GetOutputPort());
transFilter.SetTransform(transform); //use vtkTransform (or maybe vtkLinearTransform)
transFilter.Update();
return(transFilter.GetOutputPort());
}
return(clipPolyData2.GetOutputPort());
}
/// <summary>
/// Update Boundary Condition actor (arrows) in Viewport
/// </summary>
public void Update_Arrows(Dictionary <int, Node> NodeLib, double scale, int Step, bool ClipMode)
{
vtkPoints PointsX = vtkPoints.New();
vtkPoints PointsY = vtkPoints.New();
vtkPoints PointsZ = vtkPoints.New();
// Create Cone Sources for X, Y and Z direction
vtkConeSource ConeSourceX = vtkConeSource.New();
vtkConeSource ConeSourceY = vtkConeSource.New();
vtkConeSource ConeSourceZ = vtkConeSource.New();
ConeSourceX.SetAngle(15);
ConeSourceX.SetHeight(scale);
ConeSourceX.SetRadius(scale / 4);
ConeSourceX.SetResolution(12);
ConeSourceX.SetDirection(1, 0, 0);
ConeSourceY.SetAngle(15);
ConeSourceY.SetHeight(scale);
ConeSourceY.SetRadius(scale / 4);
ConeSourceY.SetResolution(12);
ConeSourceY.SetDirection(0, 1, 0);
ConeSourceZ.SetAngle(15);
ConeSourceZ.SetHeight(scale);
ConeSourceZ.SetRadius(scale / 4);
ConeSourceZ.SetResolution(12);
ConeSourceZ.SetDirection(0, 0, 1);
// Create Points
foreach (int i in NodalValues.Keys)
{
double X = NodeLib[i].X + NodeLib[i].GetDisp(Step, 0);
double Y = NodeLib[i].Y + NodeLib[i].GetDisp(Step, 1);
double Z = NodeLib[i].Z + NodeLib[i].GetDisp(Step, 2);
if (NodalValues[i].Get(0, 0) != 0)
{
PointsX.InsertNextPoint(X - scale / 2, Y, Z);
}
if (NodalValues[i].Get(1, 0) != 0)
{
PointsY.InsertNextPoint(X, Y - scale / 2, Z);
}
if (NodalValues[i].Get(2, 0) != 0)
{
PointsZ.InsertNextPoint(X, Y, Z - scale / 2);
}
}
// Set Points to PolyData
vtkPolyData PolyX = vtkPolyData.New(); PolyX.SetPoints(PointsX);
vtkPolyData PolyY = vtkPolyData.New(); PolyY.SetPoints(PointsY);
vtkPolyData PolyZ = vtkPolyData.New(); PolyZ.SetPoints(PointsZ);
// Create Glyphs 3D
GlyphX = vtkGlyph3D.New();
GlyphY = vtkGlyph3D.New();
GlyphZ = vtkGlyph3D.New();
GlyphX.SetSourceConnection(ConeSourceX.GetOutputPort());
GlyphX.SetInput(PolyX);
GlyphX.Update();
GlyphY.SetSourceConnection(ConeSourceY.GetOutputPort());
GlyphY.SetInput(PolyY);
GlyphY.Update();
GlyphZ.SetSourceConnection(ConeSourceZ.GetOutputPort());
GlyphZ.SetInput(PolyZ);
GlyphZ.Update();
// Set Mapper based on Clip Mode
if (ClipMode == true)
{
// Add Clippers to Mapper
ClipperX.SetInputConnection(GlyphX.GetOutputPort());
ClipperX.Update();
MapperX.SetInputConnection(ClipperX.GetOutputPort());
MapperX.Update();
ClipperY.SetInputConnection(GlyphY.GetOutputPort());
ClipperY.Update();
MapperY.SetInputConnection(ClipperY.GetOutputPort());
MapperY.Update();
ClipperZ.SetInputConnection(GlyphZ.GetOutputPort());
ClipperZ.Update();
MapperZ.SetInputConnection(ClipperZ.GetOutputPort());
MapperZ.Update();
}
else
{
// Add Glyphs to Mapper
MapperX.SetInputConnection(GlyphX.GetOutputPort());
MapperY.SetInputConnection(GlyphY.GetOutputPort());
MapperZ.SetInputConnection(GlyphZ.GetOutputPort());
MapperX.Update();
MapperY.Update();
MapperZ.Update();
}
// Update Actor color
ActorX.GetProperty().SetColor(
GetColor()[0] / 255.0,
GetColor()[1] / 255.0,
GetColor()[2] / 255.0);
ActorY.GetProperty().SetColor(
GetColor()[0] / 255.0,
GetColor()[1] / 255.0,
GetColor()[2] / 255.0);
ActorZ.GetProperty().SetColor(
GetColor()[0] / 255.0,
GetColor()[1] / 255.0,
GetColor()[2] / 255.0);
}