olb::BlockLatticeIndicatorSmoothIndicatorIntersection2D< T, DESCRIPTOR, HLBM > Class Template Reference

functor that returns 1 if SmoothIndicatorF A intersects IndicatorF B; otherwise, 0 More...

#include <latticeIndicatorSmoothIndicatorIntersection2D.h>

Inheritance diagram for olb::BlockLatticeIndicatorSmoothIndicatorIntersection2D< T, DESCRIPTOR, HLBM >:

Collaboration diagram for olb::BlockLatticeIndicatorSmoothIndicatorIntersection2D< T, DESCRIPTOR, HLBM >:

Public Member Functions
	BlockLatticeIndicatorSmoothIndicatorIntersection2D (BlockLattice< T, DESCRIPTOR > &blockLattice, BlockGeometry< T, 2 > &blockGeometry, IndicatorF2D< T > &normalInd, SmoothIndicatorF2D< T, T, HLBM > &smoothInd)
bool	operator() (T output[], const int input[]) override
	has to be implemented for 'every' derived class
Public Member Functions inherited from olb::BlockLatticeF2D< T, DESCRIPTOR >
BlockLattice< T, DESCRIPTOR > &	getBlock ()
	Copy Constructor.
Public Member Functions inherited from olb::BlockF2D< T >
virtual BlockStructureD< 2 > &	getBlockStructure ()
	virtual destructor for defined behaviour
void	setBlockStructure (BlockStructureD< 2 > *blockStructure)
BlockF2D< T > &	operator- (BlockF2D< T > &rhs)
BlockF2D< T > &	operator+ (BlockF2D< T > &rhs)
BlockF2D< T > &	operator* (BlockF2D< T > &rhs)
BlockF2D< T > &	operator/ (BlockF2D< T > &rhs)
Public Member Functions inherited from olb::GenericF< T, int >
virtual	~GenericF ()=default
int	getSourceDim () const
	read only access to member variable _m
int	getTargetDim () const
	read only access to member variable _n
std::string &	getName ()
	read and write access to name
std::string const &	getName () const
	read only access to name
bool	operator() (T output[])
	wrapper that call the pure virtual operator() (T output[], const S input[]) from above
bool	operator() (T output[], int input0)
bool	operator() (T output[], int input0, int input1)
bool	operator() (T output[], int input0, int input1, int input2)
bool	operator() (T output[], int input0, int input1, int input2, int input3)

Additional Inherited Members
Public Types inherited from olb::GenericF< T, int >
using	targetType
using	sourceType
Public Attributes inherited from olb::GenericF< T, int >
std::shared_ptr< GenericF< T, int > >	_ptrCalcC
	memory management, frees resouces (calcClass)
Protected Member Functions inherited from olb::BlockLatticeF2D< T, DESCRIPTOR >
	BlockLatticeF2D (BlockLattice< T, DESCRIPTOR > &blockLattice, int targetDim)
Protected Member Functions inherited from olb::BlockF2D< T >
	BlockF2D (BlockStructureD< 2 > &blockStructure, int targetDim)
	BlockF2D (int targetDim)
Protected Member Functions inherited from olb::GenericF< T, int >
	GenericF (int targetDim, int sourceDim)
Protected Attributes inherited from olb::BlockLatticeF2D< T, DESCRIPTOR >
BlockLattice< T, DESCRIPTOR > &	_blockLattice
Protected Attributes inherited from olb::BlockF2D< T >
BlockStructureD< 2 > *	_blockStructure

Detailed Description

template<typename T, typename DESCRIPTOR, bool HLBM>
class olb::BlockLatticeIndicatorSmoothIndicatorIntersection2D< T, DESCRIPTOR, HLBM >

functor that returns 1 if SmoothIndicatorF A intersects IndicatorF B; otherwise, 0

Definition at line 52 of file latticeIndicatorSmoothIndicatorIntersection2D.h.

Constructor & Destructor Documentation

BlockLatticeIndicatorSmoothIndicatorIntersection2D()

template<typename T , typename DESCRIPTOR , bool HLBM>

olb::BlockLatticeIndicatorSmoothIndicatorIntersection2D< T, DESCRIPTOR, HLBM >::BlockLatticeIndicatorSmoothIndicatorIntersection2D	(	BlockLattice< T, DESCRIPTOR > &	blockLattice,
		BlockGeometry< T, 2 > &	blockGeometry,
		IndicatorF2D< T > &	normalInd,
		SmoothIndicatorF2D< T, T, HLBM > &	smoothInd )

Definition at line 78 of file latticeIndicatorSmoothIndicatorIntersection2D.hh.

  : BlockLatticeF2D<T, DESCRIPTOR>(blockLattice, 1),
    _blockGeometry(blockGeometry), _normalInd(normalInd), _smoothInd(smoothInd)
{
  this->getName() = "Indicator-SmoothIndicator Intersection";
}

References olb::GenericF< T, int >::getName().

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Member Function Documentation

operator()()

template<typename T , typename DESCRIPTOR , bool HLBM>

bool olb::BlockLatticeIndicatorSmoothIndicatorIntersection2D< T, DESCRIPTOR, HLBM >::operator() ( T output[], const int input[] )

overridevirtual

has to be implemented for 'every' derived class

Implements olb::GenericF< T, int >.

Definition at line 89 of file latticeIndicatorSmoothIndicatorIntersection2D.hh.

{
  output[0] = 0.;
  int start[2] = {0};
  int end[2] = {0};
  // check for intersection of cuboid and smoothIndicator
  Cuboid2D<T> tmpCuboid(_blockGeometry.getOrigin()[0], _blockGeometry.getOrigin()[1], _blockGeometry.getDeltaR(), _blockGeometry.getNx(), _blockGeometry.getNy());
  T posXmin = _smoothInd.getPos()[0] - _smoothInd.getCircumRadius();
  T posXmax = _smoothInd.getPos()[0] + _smoothInd.getCircumRadius();
  T posYmin = _smoothInd.getPos()[1] - _smoothInd.getCircumRadius();
  T posYmax = _smoothInd.getPos()[1] + _smoothInd.getCircumRadius();
  if (tmpCuboid.checkInters(posXmin, posXmax, posYmin, posYmax, start[0], end[0], start[1], end[1])) {
 
    for (int k=0; k<2; k++) {
      start[k] -= 1;
      if (start[k] < 0) {
        start[k] = 0;
      }
      end[k] += 2;
      if (end[k] > _blockGeometry.getExtent()[k]) {
        end[k] = _blockGeometry.getExtent()[k];
      }
    }
 
    // iterate over cells in the constructed intersection box
    for (int iX = start[0]; iX < end[0]; iX++) {
      for (int iY = start[1]; iY < end[1]; iY++) {
 
        // check if cell belongs to particle
        T insideT[1] = {0.};
        T posIn[2] = {0.};
        _blockGeometry.getPhysR(posIn, {iX, iY});
        _smoothInd( insideT, posIn);
        if ( !util::nearZero(insideT[0]) && this->_blockGeometry.get({iX,iY})==1) {
          // Return 1 if at least one cell is found to be inside both A and B
          bool insideBool[1] = {false};
          _normalInd(insideBool, posIn);
          if (insideBool[0]) {
            output[0] = 1.;
            return true;
          }
        }
      }
    }
  }
 
  return true;
}

References olb::Cuboid2D< T >::checkInters(), and olb::util::nearZero().

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The documentation for this class was generated from the following files:

• src/functors/lattice/latticeIndicatorSmoothIndicatorIntersection2D.h
• src/functors/lattice/latticeIndicatorSmoothIndicatorIntersection2D.hh