Merge pull request #3435 from roystgnr/elem_flip

Elem::orient(), MeshTools::Modification::orient_elements()

Author: roystgnr

include/geom/cell_hex.h

@@ -172,6 +172,8 @@ class Hex : public Cell
    */
   virtual unsigned int n_permutations() const override final { return 24; }
 
+  virtual void orient(BoundaryInfo *) override final;
+
   /**
    * This maps each edge to the sides that contain said edge.
    */

include/geom/cell_hex20.h

@@ -236,6 +236,8 @@ class Hex20 final : public Hex
 
   virtual void permute(unsigned int perm_num) override final;
 
+  virtual void flip(BoundaryInfo *) override final;
+
   ElemType side_type (const unsigned int s) const override final;
 
 protected:

include/geom/cell_hex27.h

@@ -252,6 +252,8 @@ class Hex27 final : public Hex
 
   virtual void permute(unsigned int perm_num) override final;
 
+  virtual void flip(BoundaryInfo *) override final;
+
   unsigned int center_node_on_side(const unsigned short side) const override final;
 
   ElemType side_type (const unsigned int s) const override final;

include/geom/cell_hex8.h

@@ -211,6 +211,8 @@ class Hex8 final : public Hex
 
   virtual void permute(unsigned int perm_num) override final;
 
+  virtual void flip(BoundaryInfo *) override final;
+
   ElemType side_type (const unsigned int s) const override final;
 
 protected:

include/geom/cell_inf_hex.h

@@ -187,6 +187,8 @@ class InfHex : public InfCell
    */
   virtual unsigned int n_permutations() const override final { return 4; }
 
+  virtual void orient(BoundaryInfo *) override final;
+
   /**
    * This maps each edge to the sides that contain said edge.
    */

include/geom/cell_inf_hex16.h

@@ -234,6 +234,8 @@ class InfHex16 final : public InfHex
 
   virtual void permute(unsigned int perm_num) override final;
 
+  virtual void flip(BoundaryInfo *) override final;
+
   ElemType side_type (const unsigned int s) const override final;
 
 protected:

include/geom/cell_inf_hex18.h

@@ -249,6 +249,8 @@ class InfHex18 final : public InfHex
 
   virtual void permute(unsigned int perm_num) override final;
 
+  virtual void flip(BoundaryInfo *) override final;
+
   ElemType side_type (const unsigned int s) const override final;
 
 protected:

include/geom/cell_inf_hex8.h

@@ -184,6 +184,8 @@ class InfHex8 final : public InfHex
 
   virtual void permute(unsigned int perm_num) override final;
 
+  virtual void flip(BoundaryInfo *) override final;
+
   ElemType side_type (const unsigned int s) const override final;
 
 protected:

include/geom/cell_inf_prism.h

@@ -171,6 +171,8 @@ class InfPrism : public InfCell
 
   std::vector<unsigned int> sides_on_edge(const unsigned int e) const override final;
 
+  virtual void orient(BoundaryInfo *) override final;
+
   /**
    * This maps each edge to the sides that contain said edge.
    */

include/geom/cell_inf_prism12.h

@@ -222,6 +222,8 @@ class InfPrism12 final : public InfPrism
 
   virtual void permute(unsigned int perm_num) override final;
 
+  virtual void flip(BoundaryInfo *) override final;
+
   ElemType side_type (const unsigned int s) const override final;
 
 protected: