template<class V >

void vtkfig::DataSet::SetPointVector	(	const V &	u,
		const V &	v,
		const std::string	name
	)

inline

Set data of a vector function defined on the points on a 2D grid.

Template Parameters

V	Vector class counting from zero with member functions size() and operator[]. std::vector will work.

Parameters

u	Vector of x component values
v	Vector of y component values
name	Name of function

Definition at line 709 of file vtkfigDataSet.h.

   {
     assert(this->spacedim==2);
     assert(this->data!=NULL);
     int npoints=this->data->GetNumberOfPoints();
     assert(npoints==u.size());
     assert(npoints==v.size());
     vtkSmartPointer<vtkDoubleArray>gridvalues;
     
     if  (this->data->GetPointData()->HasArray(name.c_str()))
       gridvalues=vtkDoubleArray::SafeDownCast(this->data->GetPointData()->GetAbstractArray(name.c_str()));
     else
     {
       gridvalues=vtkSmartPointer<vtkDoubleArray>::New();
       gridvalues->SetNumberOfComponents(3);
       gridvalues->SetNumberOfTuples(npoints);
       gridvalues->SetName(name.c_str());
       this->data->GetPointData()->AddArray(gridvalues);
     }
     
     for (int i=0;i<npoints; i++)
       gridvalues->InsertTuple3(i,u[i],v[i],0);
     
     
     gridvalues->Modified();
   }    