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