Reference documentation for deal.II version GIT 5dcc62ab57 2022-07-04 21:05:02+00:00
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manifold_lib.h
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15 
16 
17 #ifndef dealii_occ_manifold_lib_h
18 #define dealii_occ_manifold_lib_h
19 
20 #include <deal.II/base/config.h>
21 
22 #ifdef DEAL_II_WITH_OPENCASCADE
23 
24 # include <deal.II/grid/manifold.h>
25 
27 
28 // opencascade needs "HAVE_CONFIG_H" to be exported...
29 # define HAVE_CONFIG_H
30 # include <Adaptor3d_Curve.hxx>
31 # if !DEAL_II_OPENCASCADE_VERSION_GTE(7, 6, 0)
32 # include <Adaptor3d_HCurve.hxx>
33 # endif
34 # include <BRepAdaptor_Curve.hxx>
35 # undef HAVE_CONFIG_H
36 
38 
44 namespace OpenCASCADE
45 {
65  template <int dim, int spacedim>
66  class NormalProjectionManifold : public FlatManifold<dim, spacedim>
67  {
68  public:
76  NormalProjectionManifold(const TopoDS_Shape &sh,
77  const double tolerance = 1e-7);
78 
82  virtual std::unique_ptr<Manifold<dim, spacedim>>
83  clone() const override;
84 
94  virtual Point<spacedim>
96  const ArrayView<const Point<spacedim>> &surrounding_points,
97  const Point<spacedim> & candidate) const override;
98 
99 
100  protected:
107  const TopoDS_Shape sh;
108 
112  const double tolerance;
113  };
114 
134  template <int dim, int spacedim>
135  class DirectionalProjectionManifold : public FlatManifold<dim, spacedim>
136  {
137  public:
142  DirectionalProjectionManifold(const TopoDS_Shape & sh,
144  const double tolerance = 1e-7);
145 
149  virtual std::unique_ptr<Manifold<dim, spacedim>>
150  clone() const override;
151 
161  virtual Point<spacedim>
163  const ArrayView<const Point<spacedim>> &surrounding_points,
164  const Point<spacedim> & candidate) const override;
165 
166  protected:
173  const TopoDS_Shape sh;
174 
179 
183  const double tolerance;
184  };
185 
186 
229  template <int dim, int spacedim>
230  class NormalToMeshProjectionManifold : public FlatManifold<dim, spacedim>
231  {
232  public:
238  NormalToMeshProjectionManifold(const TopoDS_Shape &sh,
239  const double tolerance = 1e-7);
240 
244  virtual std::unique_ptr<Manifold<dim, spacedim>>
245  clone() const override;
246 
253  virtual Point<spacedim>
255  const ArrayView<const Point<spacedim>> &surrounding_points,
256  const Point<spacedim> & candidate) const override;
257 
258  protected:
265  const TopoDS_Shape sh;
266 
270  const double tolerance;
271  };
272 
290  template <int dim, int spacedim>
291  class ArclengthProjectionLineManifold : public ChartManifold<dim, spacedim, 1>
292  {
293  public:
297  ArclengthProjectionLineManifold(const TopoDS_Shape &sh,
298  const double tolerance = 1e-7);
299 
303  virtual std::unique_ptr<Manifold<dim, spacedim>>
304  clone() const override;
305 
311  virtual Point<1>
312  pull_back(const Point<spacedim> &space_point) const override;
313 
317  virtual Point<spacedim>
318  push_forward(const Point<1> &chart_point) const override;
319 
320  protected:
324  const TopoDS_Shape sh;
325 
330 # if DEAL_II_OPENCASCADE_VERSION_GTE(7, 6, 0)
331  Handle_Adaptor3d_Curve curve;
332 # else
333  Handle_Adaptor3d_HCurve curve;
334 # endif
335 
339  const double tolerance;
340 
345  const double length;
346  };
347 
353  template <int dim, int spacedim>
354  class NURBSPatchManifold : public ChartManifold<dim, spacedim, 2>
355  {
356  public:
362  NURBSPatchManifold(const TopoDS_Face &face, const double tolerance = 1e-7);
363 
367  virtual std::unique_ptr<Manifold<dim, spacedim>>
368  clone() const override;
369 
374  virtual Point<2>
375  pull_back(const Point<spacedim> &space_point) const override;
376 
381  virtual Point<spacedim>
382  push_forward(const Point<2> &chart_point) const override;
383 
397  push_forward_gradient(const Point<2> &chart_point) const override;
398 
399  protected:
404  std::tuple<double, double, double, double>
405  get_uv_bounds() const;
406 
410  TopoDS_Face face;
411 
416  double tolerance;
417  };
418 
419 } // namespace OpenCASCADE
420 
424 
425 
426 #endif // DEAL_II_WITH_OPENCASCADE
427 #endif // dealii_occ_manifold_lib_h
#define DEAL_II_NAMESPACE_OPEN
Definition: config.h:442
#define DEAL_II_NAMESPACE_CLOSE
Definition: config.h:443
virtual std::unique_ptr< Manifold< dim, spacedim > > clone() const override
std::tuple< double, double, double, double > get_uv_bounds() const
virtual Point< spacedim > project_to_manifold(const ArrayView< const Point< spacedim >> &surrounding_points, const Point< spacedim > &candidate) const override
virtual std::unique_ptr< Manifold< dim, spacedim > > clone() const override
virtual Point< spacedim > push_forward(const Point< 1 > &chart_point) const override
virtual Point< spacedim > project_to_manifold(const ArrayView< const Point< spacedim >> &surrounding_points, const Point< spacedim > &candidate) const override
DirectionalProjectionManifold(const TopoDS_Shape &sh, const Tensor< 1, spacedim > &direction, const double tolerance=1e-7)
const Tensor< 1, spacedim > direction
Definition: manifold_lib.h:178
virtual std::unique_ptr< Manifold< dim, spacedim > > clone() const override
virtual Point< 2 > pull_back(const Point< spacedim > &space_point) const override
virtual Point< spacedim > push_forward(const Point< 2 > &chart_point) const override
ArclengthProjectionLineManifold(const TopoDS_Shape &sh, const double tolerance=1e-7)
virtual Point< 1 > pull_back(const Point< spacedim > &space_point) const override
virtual std::unique_ptr< Manifold< dim, spacedim > > clone() const override
virtual Point< spacedim > project_to_manifold(const ArrayView< const Point< spacedim >> &surrounding_points, const Point< spacedim > &candidate) const override
NURBSPatchManifold(const TopoDS_Face &face, const double tolerance=1e-7)
virtual DerivativeForm< 1, 2, spacedim > push_forward_gradient(const Point< 2 > &chart_point) const override
NormalProjectionManifold(const TopoDS_Shape &sh, const double tolerance=1e-7)
virtual std::unique_ptr< Manifold< dim, spacedim > > clone() const override
NormalToMeshProjectionManifold(const TopoDS_Shape &sh, const double tolerance=1e-7)
SymmetricTensor< 2, dim, Number > e(const Tensor< 2, dim, Number > &F)