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Centerline.cpp
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Centerline.cpp
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#include "Centerline.h"
Centerline::Centerline()
{
m_surface = NULL;
m_cappedSurface = NULL;
m_centerline = vtkSmartPointer<vtkPolyData>::New();
m_LUT = vtkSmartPointer<vtkLookupTable>::New();
}
Centerline::~Centerline()
{
}
void Centerline::SetSurface(vtkPolyData* surface)
{
m_surface = surface;
// obtain cap centers automatically
vtkSmartPointer<vtkIdList> CapCenterIds = vtkSmartPointer<vtkIdList>::New();
this->CapSurface(surface, m_cappedSurface, CapCenterIds);
vtkSmartPointer<vtkIdList> sourceIds = vtkSmartPointer<vtkIdList>::New();
sourceIds->SetNumberOfIds(1);
sourceIds->SetId(0, CapCenterIds->GetId(0));
vtkSmartPointer<vtkIdList> targetIds = vtkSmartPointer<vtkIdList>::New();
targetIds->SetNumberOfIds(CapCenterIds->GetNumberOfIds() - 1);
for (int i = 1; i < CapCenterIds->GetNumberOfIds(); i++)
{
targetIds->SetId(i - 1, CapCenterIds->GetId(i));
}
m_sourceIds = sourceIds;
m_targetIds = targetIds;
m_hasCappedSurface = 1;
}
void Centerline::SetCappedSurface(vtkPolyData* cappedSurface)
{
m_cappedSurface = cappedSurface;
m_hasCappedSurface = 1;
}
void Centerline::SetAppendEndPoints(bool appendFlag)
{
m_appendEndPointsFlag = appendFlag;
}
void Centerline::SetSourceIds(vtkIdList* sourcdIds)
{
m_sourceIds = sourcdIds;
}
void Centerline::SetTargetIds(vtkIdList* targetIds)
{
m_targetIds = targetIds;
}
void Centerline::CapSurface(vtkPolyData* inputSurface, vtkPolyData* cappedSurface, vtkIdList* CapCenterIds)
{
m_cappedSurface = vtkSmartPointer<vtkPolyData>::New();
// calculate centerlines of lumen and vessl outer wall
vtkSmartPointer<vtkvmtkCapPolyData> capper = vtkSmartPointer<vtkvmtkCapPolyData>::New();
capper->SetInputData(inputSurface);
capper->Update();
cappedSurface->DeepCopy(capper->GetOutput());
CapCenterIds->DeepCopy(capper->GetCapCenterIds());
}
void Centerline::Update()
{
this->CalculateCenterline();
}
void Centerline::CalculateCenterline()
{
vtkSmartPointer<vtkvmtkPolyDataCenterlines> centerlinesFilter = vtkSmartPointer<vtkvmtkPolyDataCenterlines>::New();
centerlinesFilter->SetInputData(m_cappedSurface);
centerlinesFilter->SetSourceSeedIds(m_sourceIds);
centerlinesFilter->SetTargetSeedIds(m_targetIds);
centerlinesFilter->SetAppendEndPointsToCenterlines(m_appendEndPointsFlag);
centerlinesFilter->SetCenterlineResampling(true);
centerlinesFilter->SetResamplingStepLength(1);
centerlinesFilter->SetRadiusArrayName("Radius");
centerlinesFilter->SetEdgeArrayName("Edge");
centerlinesFilter->SetEdgePCoordArrayName("PCoord");
centerlinesFilter->Update();
m_centerline->DeepCopy(centerlinesFilter->GetOutput());
//m_centerline->GetPointData()->SetScalars(m_centerline->GetPointData()->GetArray(0));
}
void Centerline::GetSurface(vtkPolyData* surface)
{
surface = m_surface;
}
void Centerline::GetCappedSurface(vtkPolyData* cappedSurface)
{
cappedSurface->DeepCopy(m_cappedSurface);
}
void Centerline::GetCenterline(vtkPolyData* centerline)
{
centerline->DeepCopy(m_centerline);
}
vtkPolyData* Centerline::GetCenterline()
{
return m_centerline;
}
//void Centerline::CreateLookupTable()
//{
// m_LUT->SetTableRange(m_centerline->GetScalarRange());
// m_LUT->Build();
// m_LUT->SetTableValue(0, 1.0, 0.0, 0.0, 1); //Red
// m_LUT->SetTableValue(1, 0.0, 1.0, 0.0, 1); // Green
// m_LUT->SetTableValue(2, 0.0, 0.0, 1.0, 1); // Blue
//}
//
//void Centerline::SetLookupTable(vtkLookupTable* LUT)
//{
// m_LUT = LUT;
//}
//
//void Centerline::GetLookupTable(vtkLookupTable* LUT)
//{
// LUT->DeepCopy(m_LUT);
// }