foamVtkOutput.H

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | www.openfoam.com
     \\/     M anipulation  |
-------------------------------------------------------------------------------
    Copyright (C) 2016-2019 OpenCFD Ltd.
-------------------------------------------------------------------------------
License
    This file is part of OpenFOAM.
 
    OpenFOAM 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.
 
    OpenFOAM 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 OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
 
Namespace
    Foam::vtk
 
Description
    Namespace for handling VTK output.
    Contains classes and functions for writing VTK file content.
 
Namespace
    Foam::vtk::legacy
 
Description
    Namespace for legacy VTK output constants and functions.
 
SourceFiles
    foamVtkOutput.C
    foamVtkOutputTemplates.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef foamVtkOutput_H
#define foamVtkOutput_H
 
#include "autoPtr.H"
#include "bitSet.H"
#include "Enum.H"
#include "foamVtkCore.H"
#include "foamVtkFormatter.H"
#include "floatScalar.H"
#include "symmTensor.H"
#include "IOstream.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// Forward declarations
class instant;
class globalIndex;
 
namespace vtk
{
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
// General Functions
 
    //- Return a default asciiFormatter
    autoPtr<vtk::formatter> newFormatter
    (
        std::ostream& os,
        unsigned prec = IOstream::defaultPrecision()
    );
 
    //- Return a new formatter based on the specified format type
    autoPtr<vtk::formatter> newFormatter
    (
        std::ostream& os,
        const enum formatType fmtType,
        unsigned prec = IOstream::defaultPrecision()
    );
 
 
    //- Write an identity list of labels.
    //  The output does not include the payload size.
    void writeIdentity(vtk::formatter& fmt, const label len, label start=0);
 
    //- Write a list of uint8_t values.
    //  The output does not include the payload size.
    void writeList(vtk::formatter& fmt, const UList<uint8_t>& values);
 
    //- Write a list of uint8_t values.
    //  The output does not include the payload size.
    void writeListParallel(vtk::formatter& fmt, const UList<uint8_t>& values);
 
    //- Component-wise write of a value (N times)
    template<class Type>
    inline void write(vtk::formatter& fmt, const Type& val, const label n=1);
 
 
    //- Write a list of values.
    //  The output does not include the payload size.
    template<class Type>
    void writeList(vtk::formatter& fmt, const UList<Type>& values);
 
    //- Write a list of values.
    //  The output does not include the payload size.
    template<class Type, unsigned N>
    void writeList(vtk::formatter& fmt, const FixedList<Type, N>& values);
 
 
    //- Write a list of values via indirect addressing.
    //  The output does not include the payload size.
    template<class Type>
    void writeList
    (
        vtk::formatter& fmt,
        const UList<Type>& values,
        const labelUList& addressing
    );
 
    //- Write a list of values via indirect addressing.
    //  The output does not include the payload size.
    template<class Type>
    void writeList
    (
        vtk::formatter& fmt,
        const UList<Type>& values,
        const bitSet& selected
    );
 
    //- Write a list of values and a list of values via indirect addressing.
    //  The output does not include the payload size.
    template<class Type>
    void writeLists
    (
        vtk::formatter& fmt,
        const UList<Type>& values1,
        const UList<Type>& values2,
        const labelUList& addressing
    );
 
 
    //- Write a list of values.
    //  The output does not include the payload size.
    template<class Type>
    void writeListParallel
    (
        vtk::formatter& fmt,
        const UList<Type>& values
    );
 
    //- Write a list of values, with constant per-processor offset
    //  The output does not include the payload size.
    void writeListParallel
    (
        vtk::formatter& fmt,
        const UList<label>& values,
        const globalIndex& procOffset
    );
 
    //- Write a list of values via indirect addressing.
    //  The output does not include the payload size.
    template<class Type>
    void writeListParallel
    (
        vtk::formatter& fmt,
        const UList<Type>& values,
        const labelUList& addressing
    );
 
    //- Write a list of values via indirect addressing.
    //  The output does not include the payload size.
    template<class Type>
    void writeListParallel
    (
        vtk::formatter& fmt,
        const UList<Type>& values,
        const bitSet& selected
    );
 
    //- Write a list of values and another list of values.
    //  The output does not include the payload size.
    template<class Type>
    void writeListsParallel
    (
        vtk::formatter& fmt,
        const UList<Type>& values1,
        const UList<Type>& values2
    );
 
    //- Write a list of values and a list of values via indirect addressing.
    //  The output does not include the payload size.
    template<class Type>
    void writeListsParallel
    (
        vtk::formatter& fmt,
        const UList<Type>& values1,
        const UList<Type>& values2,
        const labelUList& addressing
    );
 
 
/*---------------------------------------------------------------------------*\
                               Namespace legacy
\*---------------------------------------------------------------------------*/
 
namespace legacy
{
 
// Functions
 
    //- Emit header for legacy file.
    //  Writes "ASCII" or "BINARY" depending on specified type.
    void fileHeader(std::ostream& os, const std::string& title, bool binary);
 
    //- Emit header for legacy file, with "ASCII" or "BINARY" depending on
    //- the formatter type.
    //  If the contentType is non-empty, it is used for "DATASET" line.
    void fileHeader
    (
        vtk::formatter& fmt,
        const std::string& title,
        const std::string& contentType
    );
 
    //- Emit header for legacy file, with "ASCII" or "BINARY" depending on
    //- the formatter type.
    //  Includes "DATASET" with the specified dataset type.
    inline void fileHeader
    (
        vtk::formatter& fmt,
        const std::string& title,
        vtk::fileTag contentType
    );
 
    //- Emit header for legacy file, with "ASCII" or "BINARY" depending on
    //- the formatter type.
    //  Includes "DATASET" of the templated dataset type.
    template<vtk::fileTag ContentType>
    inline void fileHeader(vtk::formatter& fmt, const std::string& title);
 
    //- Emit header for POINTS (with trailing newline).
    inline void beginPoints(std::ostream& os, label nPoints);
 
    //- Emit header for POLYGONS (with trailing newline).
    //  The nConnectivity is the sum of all connectivity points used,
    //  but \b without additional space for the size prefixes.
    //  The additional prefix sizes are added internally.
    inline void beginPolys(std::ostream& os, label nPolys, label nConnectivity);
 
 
    //- Emit "FIELD FieldData <n>"
    inline void fieldData(vtk::formatter& fmt, label nFields);
 
    //- Emit legacy FIELD FieldData nFields.
    inline void beginFieldData(vtk::formatter& fmt, label nFields);
 
    //- Emit legacy CELL_DATA nCells, FIELD FieldData nFields.
    inline void beginCellData
    (
        vtk::formatter& fmt,
        label nCells,
        label nFields
    );
 
    //- Emit legacy POINT_DATA nPoints, FIELD FieldData nFields.
    inline void beginPointData
    (
        vtk::formatter& fmt,
        label nPoints,
        label nFields
    );
 
 
    //- Emit "TimeValue" for a FIELD entry (name as per Catalyst output)
    inline void writeTimeValue(vtk::formatter& fmt, scalar timeValue);
 
    //- Start output of float field with the specified name.
    template<direction nComp>
    inline void floatField
    (
        vtk::formatter& fmt,
        const word& name,
        const label nEntries
    );
 
    //- Start output of double field with the specified name.
    template<direction nComp>
    inline void doubleField
    (
        vtk::formatter& fmt,
        const word& name,
        const label nEntries
    );
 
    //- Start output of int field with the specified name.
    template<direction nComp>
    inline void intField
    (
        vtk::formatter& fmt,
        const word& name,
        const label nEntries
    );
 
} // End namespace legacy
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace vtk
} // End namespace Foam
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#include "foamVtkOutputI.H"
 
#ifdef NoRepository
    #include "foamVtkOutputTemplates.C"
#endif
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //