paulocarvalhorj / cursovtkgeo Goto Github PK

vtkSmartPointer unstructuredGrid = vtkSmartPointer::New();
uint nCells = ( nI - 1 ) * ( nJ - 1 );
unstructuredGrid->Allocate( nCells );
vtkSmartPointer< vtkQuad > quad = vtkSmartPointer< vtkQuad >::New();
for( uint i = 0; i < nCells; ++i ) {
uint cellJ = i / ( nI - 1 );
quad->GetPointIds()->SetId(0, i + cellJ );
quad->GetPointIds()->SetId(1, i + cellJ + 1 );
quad->GetPointIds()->SetId(2, i + cellJ + nI + 1 );
quad->GetPointIds()->SetId(3, i + cellJ + nI );
unstructuredGrid->InsertNextCell( quad->GetCellType(), quad->GetPointIds() );
}
unstructuredGrid->SetPoints(quadVertexes);