Method MoveFace

Interaction/Widgets/vtkBoxWidget.cxx:841–867

}

void vtkBoxWidget::MoveFace(
  double* p1, double* p2, double* dir, double* x1, double* x2, double* x3, double* x4, double* x5)
{
  int i;
  double v[3], v2[3];

  for (i = 0; i < 3; i++)
  {
    v[i] = p2[i] - p1[i];
    v2[i] = dir[i];
  }

  vtkMath::Normalize(v2);
  double f = vtkMath::Dot(v, v2);

  for (i = 0; i < 3; i++)
  {
    v[i] = f * v2[i];

    x1[i] += v[i];
    x2[i] += v[i];
    x3[i] += v[i];
    x4[i] += v[i];
    x5[i] += v[i];
  }
  this->PositionHandles();
}

void vtkBoxWidget::GetDirection(
  const double Nx[3], const double Ny[3], const double Nz[3], double dir[3])