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/*=========================================================================
Program: Visualization Toolkit
Module: $RCSfile: quadCellConsistency.cxx,v $
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
// .NAME
// .SECTION Description
// this program tests the consistency of face/edge ids between linear and quadratic cells
#include "vtkLine.h"
#include "vtkQuadraticEdge.h"
#include "vtkTriangle.h"
#include "vtkQuadraticTriangle.h"
#include "vtkQuad.h"
#include "vtkQuadraticQuad.h"
#include "vtkTetra.h"
#include "vtkQuadraticTetra.h"
#include "vtkHexahedron.h"
#include "vtkQuadraticHexahedron.h"
#include "vtkPyramid.h"
#include "vtkQuadraticPyramid.h"
#include "vtkWedge.h"
#include "vtkQuadraticWedge.h"
void InitializeCell(vtkCell *cell)
{
// Default initialize the cell ids to 0,1,2 ... n
int n = cell->GetNumberOfPoints();
for(int i=0; i<n; i++)
{
cell->GetPointIds()->SetId(i, i);
}
}
// Check that corner points id match quad ones for each edges
int CompareCellEdges(vtkCell *linear, vtkCell *quadratic)
{
int dif;
int sum = 0;
int nEdges = linear->GetNumberOfEdges();
for(int edge = 0; edge < nEdges; edge++)
{
vtkCell *lEdge = linear->GetEdge(edge);
vtkCell *qEdge = quadratic->GetEdge(edge);
int n = lEdge->GetNumberOfPoints();
// Check that the points of the linear cell match the one from the quadratic one
for( int i=0; i<n; i++)
{
dif = lEdge->GetPointIds()->GetId(i) - qEdge->GetPointIds()->GetId(i);
sum += dif;
}
}
return sum;
}
// Check that corner points id match quad ones for each faces
int CompareCellFaces(vtkCell *linear, vtkCell *quadratic)
{
int dif;
int sum = 0;
int nFaces = linear->GetNumberOfFaces();
for(int face = 0; face < nFaces; face++)
{
vtkCell *lFace = linear->GetFace(face);
vtkCell *qFace = quadratic->GetFace(face);
int n = lFace->GetNumberOfPoints();
// Check that linear Triangle match quad Tri
if( lFace->GetCellType() == VTK_TRIANGLE )
sum += (qFace->GetCellType() != VTK_QUADRATIC_TRIANGLE);
// Check that linear Quad match quad Quad
if( lFace->GetCellType() == VTK_QUAD )
sum += (qFace->GetCellType() != VTK_QUADRATIC_QUAD );
// Check that the points of the linear cell match the one from the quadratic one
for( int i=0; i<n; i++)
{
dif = lFace->GetPointIds()->GetId(i) - qFace->GetPointIds()->GetId(i);
sum += dif;
}
}
return sum;
}
int quadCellConsistency(int, char *[])
{
int ret = 0;
// Line / vtkQuadraticEdge:
vtkLine *edge = vtkLine::New();
vtkQuadraticEdge *qedge = vtkQuadraticEdge::New();
InitializeCell(edge);
InitializeCell(qedge);
ret += CompareCellEdges(edge, qedge);
ret += CompareCellFaces(edge, qedge);
edge->Delete();
qedge->Delete();
// Triangles:
vtkTriangle *tri = vtkTriangle::New();
vtkQuadraticTriangle *qtri = vtkQuadraticTriangle::New();
InitializeCell(tri);
InitializeCell(qtri);
ret += CompareCellEdges(tri, qtri);
ret += CompareCellFaces(tri, qtri);
tri->Delete();
qtri->Delete();
// Quad
vtkQuad *quad = vtkQuad::New();
vtkQuadraticQuad *qquad = vtkQuadraticQuad::New();
InitializeCell(quad);
InitializeCell(qquad);
ret += CompareCellEdges(quad, qquad);
ret += CompareCellFaces(quad, qquad);
quad->Delete();
qquad->Delete();
// Tetra
vtkTetra *tetra = vtkTetra::New();
vtkQuadraticTetra *qtetra = vtkQuadraticTetra::New();
InitializeCell(tetra);
InitializeCell(qtetra);
ret += CompareCellEdges(tetra, qtetra);
ret += CompareCellFaces(tetra, qtetra);
tetra->Delete();
qtetra->Delete();
// Hexhedron
vtkHexahedron *hex = vtkHexahedron::New();
vtkQuadraticHexahedron *qhex = vtkQuadraticHexahedron::New();
InitializeCell(hex);
InitializeCell(qhex);
ret += CompareCellEdges(hex, qhex);
ret += CompareCellFaces(hex, qhex);
hex->Delete();
qhex->Delete();
// Pyramid
vtkPyramid *pyr= vtkPyramid::New();
vtkQuadraticPyramid *qpyr = vtkQuadraticPyramid::New();
InitializeCell(pyr);
InitializeCell(qpyr);
ret += CompareCellEdges(pyr, qpyr);
ret += CompareCellFaces(pyr, qpyr);
pyr->Delete();
qpyr->Delete();
// Wedge cells
vtkWedge *wedge = vtkWedge::New();
vtkQuadraticWedge *qwedge = vtkQuadraticWedge::New();
InitializeCell(wedge);
InitializeCell(qwedge);
ret += CompareCellEdges(wedge, qwedge);
ret += CompareCellFaces(wedge, qwedge);
wedge->Delete();
qwedge->Delete();
return ret;
}
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