grainDEMSystem folder is added

DEMSystems/grainDEMSystem/grainFluidParticles.cpp

@@ -0,0 +1,103 @@
+/*------------------------------- 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 "grainFluidParticles.hpp"
+#include "grainFluidParticlesKernels.hpp"
+
+
+pFlow::grainFluidParticles::grainFluidParticles(
+	systemControl &control,
+	const property& prop
+)
+:
+	grainParticles(control, prop),
+	fluidForce_(
+    	objectFile(
+        	"fluidForce",
+    		"",
+    		objectFile::READ_IF_PRESENT,
+        	objectFile::WRITE_ALWAYS
+      	),
+      dynPointStruct(),
+      zero3
+    ),
+	fluidTorque_(
+		objectFile(
+			"fluidTorque",
+			"",
+			objectFile::READ_IF_PRESENT,
+			objectFile::WRITE_NEVER
+      	),
+    	dynPointStruct(),
+    	zero3
+	)
+{} 
+
+bool pFlow::grainFluidParticles::beforeIteration()
+{
+	grainParticles::beforeIteration();
+	
+	// copy the data (if required) from device to host
+	courseGrainFactorHost_ = coarseGrainFactor().hostView();
+
+	return true;
+}
+
+
+bool pFlow::grainFluidParticles::iterate() 
+{
+
+	accelerationTimer().start();
+		pFlow::grainFluidParticlesKernels::acceleration(
+			control().g(),
+			mass().deviceViewAll(),
+			contactForce().deviceViewAll(),
+			fluidForce_.deviceViewAll(),
+			I().deviceViewAll(),
+			contactTorque().deviceViewAll(),
+			fluidTorque_.deviceViewAll(),
+			pStruct().activePointsMaskDevice(),
+			accelertion().deviceViewAll(),
+			rAcceleration().deviceViewAll()
+			);
+	accelerationTimer().end();
+	
+	intCorrectTimer().start();
+	
+		dynPointStruct().correct(this->dt(), accelertion());
+	
+		rVelIntegration().correct(this->dt(), rVelocity(), rAcceleration());
+	
+	intCorrectTimer().end();
+	
+	return true;
+}
+
+void pFlow::grainFluidParticles::fluidForceHostUpdatedSync()
+{
+	copy(fluidForce_.deviceView(), fluidForceHost_);
+	return;
+}
+
+void pFlow::grainFluidParticles::fluidTorqueHostUpdatedSync()
+{
+	copy(fluidTorque_.deviceView(), fluidTorqueHost_);
+	return;
+}