59 lines
2.2 KiB
C++
59 lines
2.2 KiB
C++
//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
|
|
// PPPPP H H EEEEE N N GGGGG L EEEEE III +
|
|
// P P H H E NN N G L E I +
|
|
// PPPPP HHHHH EEEEE N N N G GG L EEEEE I +
|
|
// P H H E N N N G G L E I +
|
|
// P H H EEEEE N N GGGGG LLLLL EEEEE III +
|
|
//------------------------------------------------------------------------+
|
|
// Platform for Hybrid Engineering Simulation of Flows +
|
|
// China Aerodynamics Research and Development Center +
|
|
// (C) Copyright, Since 2010 +
|
|
//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
|
|
//! @file Mesh_Agglomeration.h
|
|
//! @brief Mesh coarsen using agglomeration method for unstructured grid.
|
|
//! @author Bell.
|
|
|
|
#pragma once
|
|
#include "Geo_UnstructGrid.h"
|
|
using namespace std;
|
|
|
|
namespace PHSPACE
|
|
{
|
|
|
|
//! @brief Mesh coarsen using agglomeration method for unstructured grid.
|
|
class Mesh_Agglomeration
|
|
{
|
|
public:
|
|
//! @param[in] fineGridIn The pre-fine grid, which is need to be coarsen.\n
|
|
//! @param[in] fineGridLevel The level of the fineGrid.
|
|
LIB_EXPORT Mesh_Agglomeration(UnstructGrid *fineGridIn, int fineGridLevelIn);
|
|
|
|
LIB_EXPORT ~Mesh_Agglomeration();
|
|
|
|
//! Coarse the fine grid, this function is recommended,
|
|
//! since the coarse grid quality is guaranteed.
|
|
LIB_EXPORT void CoarsenGridOnce();
|
|
|
|
LIB_EXPORT void CoarsenGridOncebyMGridgen();
|
|
|
|
//! Coarse the fine grid, fast but not robust, this function is NOT recommended.
|
|
LIB_EXPORT void CoarsenGridOnceWithoutSkewnessLimit();
|
|
|
|
//! Return the agglomerated coarse grid.
|
|
LIB_EXPORT UnstructGrid * GetCoarseGrid() { return this->coarseGrid; }
|
|
|
|
private:
|
|
//! The pre-fine grid, which is need to be coarsen.
|
|
UnstructGrid *fineGrid;
|
|
|
|
//! The coarse grid, which is agglomerated from fineGrid.
|
|
UnstructGrid *coarseGrid;
|
|
|
|
//! The level of the fineGrid.
|
|
int fineGridLevel;
|
|
|
|
private:
|
|
void AspectRatioModifyBySkewness(RDouble *ratio, RDouble *xcc, RDouble *ycc, RDouble *zcc, const RDouble &limitAngle);
|
|
};
|
|
|
|
} |