75 lines
3.2 KiB
C
75 lines
3.2 KiB
C
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//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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// PPPPP H H EEEEE N N GGGGG L EEEEE III +
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// P P H H E NN N G L E I +
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// PPPPP HHHHH EEEEE N N N G GG L EEEEE I +
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// P H H E N N N G G L E I +
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// P H H EEEEE N N GGGGG LLLLL EEEEE III +
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//------------------------------------------------------------------------+
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// Platform for Hybrid Engineering Simulation of Flows +
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// China Aerodynamics Research and Development Center +
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// (C) Copyright, Since 2010 +
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//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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//! @file PoissonSolver.h
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//! @brief Poisson solver for SpecDiffHybSolver.
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//! @author ZhangZipei.
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#pragma once
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#include "SpecDiffHybGrid.h"
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#include "ExplicitDifferenceBoundary.h"
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#include "CompactDifferenceSecondDerivative.h"
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#include "Complex.h"
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//#include "SpecDiffHybSolver.h"
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#include "Param_SpecDiffHybSolver.h"
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using namespace std;
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namespace PHSPACE
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{
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class PoissonSolver
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{
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public:
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PoissonSolver();
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~PoissonSolver();
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public:
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RDouble4D *coefMatrixVelocityDirichlet, *coefMatrixPressureNeumann, *boundaryMatrixPressureNeumann;
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public:
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void InitPoissonSolverData(SpecDiffHybGrid *, ExplicitDifferenceBoundary *, CompactDifferenceSecondDerivative*, RDouble1D *, RDouble1D *);
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void PoissonSolverNeumannBC( const int, RDouble *, PHComplex *, int *, int *, const int, const PHComplex, const PHComplex, PHComplex *, RDouble *, RDouble * );
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static void PoissonSolverDirichletBC( const int , RDouble *, RDouble *, PHComplex *, const RDouble, int *, int *, const PHComplex, const PHComplex, RDouble *, PHComplex * );
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static void PoissonSolverVelocity( const int, RDouble *, PHComplex *, int *, int *, const PHComplex, const PHComplex, RDouble *, RDouble *, PHComplex * );
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static void PoissonSolverVelocity(PHComplex &uLocal, const RDouble timeStep, const RDouble k2, const RDouble phi);
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static void LUDecomposeNeumannBC( int, RDouble *, int, RDouble * );
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static void LUDecompose( const int, RDouble * );
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static void LUSolve( const int, RDouble *, RDouble * );
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static void LUSolve( const int, RDouble *, PHComplex * );
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static void LUSolveNeumannBC( const int, RDouble *, const int, RDouble *, PHComplex * );
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void GetCoefMatrixVelocityDirichlet( SpecDiffHybGrid *, ExplicitDifferenceBoundary *, CompactDifferenceSecondDerivative *, RDouble1D *, RDouble1D *);
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private:
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void AllocPoissonSolverData(SpecDiffHybGrid *, ExplicitDifferenceBoundary *);
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void GetCoefMatrixPressureNeumann( SpecDiffHybGrid *, ExplicitDifferenceBoundary *, CompactDifferenceSecondDerivative *);
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void DecomCoefMatrixPressureNeumannBC( const int, RDouble *, RDouble *, const double, int *, int *, const int, RDouble *, RDouble *, RDouble *, RDouble * );
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void DecomCoefMatrixVelocityDirichletBC( const int, RDouble *, RDouble *, const double, int *, int *, const double, RDouble *, RDouble * );
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};
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}
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