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Annotation of OpenXM_contrib/PHC/Ada/Root_Counts/Dynlift/triangulations_and_subdivisions.ads, Revision 1.1.1.1

1.1       maekawa     1: with Standard_Integer_Vectors;           use Standard_Integer_Vectors;
                      2: with Simplices,Triangulations;           use Simplices,Triangulations;
                      3: with Integer_Mixed_Subdivisions;         use Integer_Mixed_Subdivisions;
                      4:
                      5: package Triangulations_and_Subdivisions is
                      6:
                      7: -- DESCRIPTION :
                      8: --   This package offers conversion operations from triangulations
                      9: --   into mixed subdivisions and vice versa.
                     10:
                     11:   function Deep_Create    ( n : natural; s : Simplex ) return Mixed_Cell;
                     12:   function Shallow_Create ( n : natural; s : Simplex ) return Mixed_Cell;
                     13:
                     14:   -- DESCRIPTION :
                     15:   --   Creates a mixed cell from the given simplex.  A deep create makes
                     16:   --   a copy of the points in the simplex, whereas a shallow create only
                     17:   --   copies the points to the points in the simplex.
                     18:
                     19:   function Deep_Create    ( n : natural; t : Triangulation )
                     20:                           return Mixed_Subdivision;
                     21:   function Shallow_Create ( n : natural; t : Triangulation )
                     22:                           return Mixed_Subdivision;
                     23:
                     24:   -- DESCRIPTION :
                     25:   --   Creates a mixed subdivision from a given triangulation.
                     26:
                     27:   function Deep_Create    ( n : natural; flatnor : Vector; t : Triangulation )
                     28:                           return Mixed_Subdivision;
                     29:   function Shallow_Create ( n : natural; flatnor : Vector; t : Triangulation )
                     30:                           return Mixed_Subdivision;
                     31:
                     32:   -- DESCRIPTION :
                     33:   --   Stops the conversion as soon as the flattening normal is encountered.
                     34:   --   Cells with the same inner normal are merged.
                     35:
                     36:   function Non_Flat_Deep_Create    ( n : natural; t : Triangulation )
                     37:                                    return Mixed_Subdivision;
                     38:   function Non_Flat_Shallow_Create ( n : natural; t : Triangulation )
                     39:                                    return Mixed_Subdivision;
                     40:
                     41:   -- DESCRIPTION :
                     42:   --   Converts only the cells in the triangulation that are not flat.
                     43:
                     44:   function Deep_Create    ( n : natural; mixsub : Mixed_Subdivision )
                     45:                           return Triangulation;
                     46:   function Shallow_Create ( n : natural; mixsub : Mixed_Subdivision )
                     47:                           return Triangulation;
                     48:
                     49:   -- DESCRIPTION :
                     50:   --   Creates a triangulation from the mixed subdivision.
                     51:
                     52:   -- REQUIRED :
                     53:   --   The subdivision must be a triangulation!
                     54:
                     55: end Triangulations_and_Subdivisions;