utilities added

utilities/particlesPhasicFlow/positionParticles/positionParticles.C

@@ -0,0 +1,110 @@
+/*------------------------------- phasicFlow ---------------------------------
+      O        C enter of
+     O O       E ngineering and
+    O   O      M ultiscale modeling of
+   OOOOOOO     F luid flow       
+------------------------------------------------------------------------------
+  Copyright (C): www.cemf.ir
+  email: hamid.r.norouzi AT gmail.com
+------------------------------------------------------------------------------  
+Licence:
+  This file is part of phasicFlow code. It is a free software for simulating 
+  granular and multiphase flows. You can redistribute it and/or modify it under
+  the terms of GNU General Public License v3 or any other later versions. 
+ 
+  phasicFlow is distributed to help others in their research in the field of 
+  granular and multiphase flows, but WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+
+-----------------------------------------------------------------------------*/
+
+#include "positionParticles.H"
+#include "cells.H"
+#include "contactSearchFunctions.H"
+
+#include "streams.H"
+
+
+pFlow::realx3Vector pFlow::positionParticles::sortByMortonCode(realx3Vector& position)const
+{
+	struct indexMorton
+	{
+		size_t morton;
+		size_t index;
+	};
+
+	realx3 minP = min(position);
+	realx3 maxP = max(position);
+	real cellsize = maxDiameter();
+	cells<size_t> allCells( box(minP, maxP), cellsize);
+
+	Vector<indexMorton> indMor(position.size(),RESERVE());
+
+	indMor.clear();
+
+	size_t ind=0;
+	for(const auto& p:position)
+	{
+		auto cellInd = allCells.pointIndex(p);
+		indMor.push_back( 
+			{ xyzToMortonCode64(cellInd.x(), cellInd.y(), cellInd.z()),
+			ind++});
+	}
+
+	Info<<"Performing morton sorting."<<endInfo;
+	std::sort(
+		indMor.begin(),
+		indMor.end(),
+		[]( const indexMorton &lhs, const indexMorton &rhs){
+			return lhs.morton < rhs.morton; } );
+
+	realx3Vector sortedPos(position.capacity(), RESERVE());
+	sortedPos.clear();
+
+
+	for(auto& ind:indMor)
+	{
+		sortedPos.push_back( position[ind.index] );
+	}
+
+	return sortedPos;
+}
+
+
+pFlow::positionParticles::positionParticles
+(
+	const dictionary& dict
+)
+{
+	maxNumberOfParticles_ = dict.getValOrSet("maxNumberOfParticles", static_cast<size_t>(10000));
+	
+	mortonSorting_ = dict.getValOrSet("mortonSorting", Logical("Yes"));	
+}
+
+
+
+
+pFlow::uniquePtr<pFlow::positionParticles> pFlow::positionParticles::create(const dictionary & dict)
+{
+
+	word method = dict.getVal<word>("method");
+
+
+	if( dictionaryvCtorSelector_.search(method) )
+	{
+		return dictionaryvCtorSelector_[method] (dict);
+	}
+	else
+	{
+		printKeys
+		( 
+			fatalError << "Ctor Selector "<< method << " dose not exist. \n"
+			<<"Avaiable ones are: \n\n"
+			,
+			dictionaryvCtorSelector_
+		);
+		fatalExit;
+	}
+
+	return nullptr;
+}

utilities/particlesPhasicFlow/positionParticles/positionParticles.H

@@ -0,0 +1,98 @@
+/*------------------------------- phasicFlow ---------------------------------
+      O        C enter of
+     O O       E ngineering and
+    O   O      M ultiscale modeling of
+   OOOOOOO     F luid flow       
+------------------------------------------------------------------------------
+  Copyright (C): www.cemf.ir
+  email: hamid.r.norouzi AT gmail.com
+------------------------------------------------------------------------------  
+Licence:
+  This file is part of phasicFlow code. It is a free software for simulating 
+  granular and multiphase flows. You can redistribute it and/or modify it under
+  the terms of GNU General Public License v3 or any other later versions. 
+ 
+  phasicFlow is distributed to help others in their research in the field of 
+  granular and multiphase flows, but WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+
+-----------------------------------------------------------------------------*/
+
+#ifndef __positionParticles_H__
+#define __positionParticles_H__
+
+#include "virtualConstructor.H"
+#include "Vectors.H"
+#include "dictionary.H"
+
+namespace pFlow
+{
+
+
+class positionParticles
+{
+protected:
+
+	size_t  		maxNumberOfParticles_ = 10000;
+
+	Logical 		mortonSorting_;
+
+	static const size_t numReports_ = 40;
+
+	realx3Vector sortByMortonCode(realx3Vector& position)const;
+	
+public:
+
+	// - type Info
+	TypeName("positionParticles");
+
+	positionParticles(const dictionary& dict);
+
+	create_vCtor
+	(
+		positionParticles,
+		dictionary,
+		(const dictionary& dict),
+		(dict)
+	);
+
+	virtual ~positionParticles() = default;
+
+	//// - Methods 
+
+	virtual label numPoints()const = 0;
+
+	virtual label size()const = 0;
+
+	virtual real maxDiameter() const = 0;
+
+	// - const access to position
+	virtual const realx3Vector& position()const = 0;
+	
+
+	// - access to position 
+	virtual realx3Vector& position() = 0;
+	
+	virtual realx3Vector getFinalPosition()
+	{
+		if(mortonSorting_)
+		{
+			return sortByMortonCode(position());
+		}
+		else
+		{
+			return position();
+		}
+	}
+
+
+	static
+	uniquePtr<positionParticles> create(const dictionary & dict);
+};	
+
+
+}
+
+
+
+#endif // __positionParticles_H__