void iA3DColoredPolyObjectVis::setupBoundingBox()
{
m_outlineFilter->SetInputData(getPolyData());
m_outlineMapper->SetInputConnection(m_outlineFilter->GetOutputPort());
m_outlineActor->GetProperty()->SetColor(0, 0, 0);
m_outlineActor->PickableOff();
m_outlineActor->SetMapper(m_outlineMapper);
}
void iA3DColoredPolyObjectVis::setupOriginalIds()
{
auto ids = vtkSmartPointer<vtkIdTypeArray>::New();
ids->SetName("OriginalIds");
vtkIdType numPoints = m_objectTable->GetNumberOfRows() * m_pointsPerObject;
ids->SetNumberOfTuples(numPoints);
for (vtkIdType id = 0; id < m_objectTable->GetNumberOfRows(); ++id)
for (vtkIdType objectPoints = 0; objectPoints < m_pointsPerObject; ++objectPoints)
ids->SetTuple1(id*m_pointsPerObject + objectPoints, id);
getPolyData()->GetPointData()->AddArray(ids);
}
void cv::viz::computeNormals(const Mesh& mesh, OutputArray _normals)
{
vtkSmartPointer<vtkPolyData> polydata = getPolyData(WMesh(mesh));
vtkSmartPointer<vtkPolyData> with_normals = VtkUtils::ComputeNormals(polydata);
vtkSmartPointer<vtkDataArray> generic_normals = with_normals->GetPointData()->GetNormals();
if(generic_normals)
{
Mat normals(1, generic_normals->GetNumberOfTuples(), CV_64FC3);
Vec3d *optr = normals.ptr<Vec3d>();
for(int i = 0; i < generic_normals->GetNumberOfTuples(); ++i, ++optr)
generic_normals->GetTuple(i, optr->val);
normals.convertTo(_normals, mesh.cloud.type());
}
else
_normals.release();
}
double const * iA3DColoredPolyObjectVis::bounds()
{
return getPolyData()->GetBounds();
}
