polyMeshGen2DEngine.H

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | cfMesh: A library for mesh generation
   \\    /   O peration     |
    \\  /    A nd           | Author: Franjo Juretic (franjo.juretic@c-fields.com)
     \\/     M anipulation  | Copyright (C) Creative Fields, Ltd.
-------------------------------------------------------------------------------
License
    This file is part of cfMesh.
 
    cfMesh is free software; you can redistribute it and/or modify it
    under the terms of the GNU General Public License as published by the
    Free Software Foundation; either version 3 of the License, or (at your
    option) any later version.
 
    cfMesh is distributed in the hope that it will be useful, but WITHOUT
    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
    You should have received a copy of the GNU General Public License
    along with cfMesh.  If not, see <http://www.gnu.org/licenses/>.
 
Class
    polyMeshGen2DEngine
 
Description
    A simple engine which provides topological information of a 2D mesh
    and allows for maintaining consistency
 
SourceFiles
    polyMeshGen2DEngine.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef polyMeshGen2DEngine_H
#define polyMeshGen2DEngine_H
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#include "polyMeshGen.H"
#include "boolList.H"
#include "labelList.H"
#include "boundBox.H"
#include "demandDrivenData.H"
 
namespace Foam
{
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
class polyMeshGen2DEngine
{
    // Private data
        //- const reference to the mesh
        const polyMeshGen& mesh_;
 
        //- bounding box
        boundBox bb_;
 
        //- which faces are not in the x-y plane
        mutable boolList* activeFacePtr_;
 
        //- labels of active faces
        mutable labelList* activeFaceLabelsPtr_;
 
        //- which points are in the x-y plane and at smallest z
        mutable boolList* zMinPointPtr_;
 
        //- labels of points at minimum z
        mutable labelList* zMinPointLabelsPtr_;
 
        //- labels of offset points of zMin points
        mutable labelList* zMinToZMaxPtr_;
 
        //- which points are in the x-y plane and at largest z
        mutable boolList* zMaxPointPtr_;
 
        //- labels of points at maximum z
        mutable labelList* zMaxPointLabelsPtr_;
 
        //- labels of zMin points of zMax points
        mutable labelList* zMaxToZMinPtr_;
 
    // Private member functions
        //- find active faces
        void findActiveFaces() const;
 
        //- find active face labels
        void findActiveFaceLabels() const;
 
        //- find points at minimum z
        void findZMinPoints() const;
 
        //- find labels of points at minimum z
        void findZMinPointLabels() const;
 
        //- find offset point to each zMin point
        void findZMinOffsetPoints() const;
 
        //- find points at maximum z
        void findZMaxPoints() const;
 
        //- find labels of points at minimum z
        void findZMaxPointLabels() const;
 
        //- find offset point to each zMin point
        void findZMaxOffsetPoints() const;
 
        //- disallow bitwise assignment
        void operator=(const polyMeshGen2DEngine&);
 
        //- disallow copy construct
        polyMeshGen2DEngine(const polyMeshGen2DEngine&);
 
public:
 
    // Constructors
        //- Construct from the const reference to the mesh
        polyMeshGen2DEngine(const polyMeshGen& mesh);
 
    // Destructor
        ~polyMeshGen2DEngine();
 
    // Member functions
        //- const access to active faces
        inline const boolList& activeFace() const;
 
        //- labels of active faces
        inline const labelList& activeFaceLabels() const;
 
        //- const access to an array of booleans which is true for points
        //- in the x-y plane with the smallest z coordinate
        inline const boolList& zMinPoints() const;
 
        //- labels of points in the x-y with the smallest z coordinate
        inline const labelList& zMinPointLabels() const;
 
        //- offset points of points at minimum z
        inline const labelList& zMinToZMax() const;
 
        //- const access to an array of booleans which is true for points
        //- in the x-y plane with the largest z coordinate
        inline const boolList& zMaxPoints() const;
 
        //- labels of points in the x-y with the largest z coordinate
        inline const labelList& zMaxPointLabels() const;
 
        //- offset points of points at maximum z
        inline const labelList& zMaxToZMin() const;
 
        //- correct x and y coordinates of offset points
        //- and unify the z coordinate
        void correctPoints();
 
        //- delete all dynamically allocated data
        void clearOut();
};
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#include "polyMeshGen2DEngineI.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //