#include <ReductionMgr.h>

Inheritance diagram for RequireReductionShared:

Public Member Functions
void	require (const bool clearData) override

	~RequireReductionShared (void)

	RequireReductionShared (void)

Public Member Functions inherited from RequireReduction
BigReal	item (int i) const

virtual	~RequireReduction ()

Additional Inherited Members
Protected Attributes inherited from RequireReduction
BigReal *	data

Detailed Description

Definition at line 497 of file ReductionMgr.h.

Constructor & Destructor Documentation

◆ ~RequireReductionShared()

RequireReductionShared::~RequireReductionShared ( void )

inline

Definition at line 521 of file ReductionMgr.h.

521 {}

◆ RequireReductionShared()

RequireReductionShared::RequireReductionShared ( void )

Definition at line 708 of file ReductionMgr.C.

References RequireReduction::data, NAMD_bug(), REDUCTION_MAX_RESERVED, and PatchData::reductionBackend.

                                                    {
 #if defined(NAMD_CUDA) || defined(NAMD_HIP)
   CProxy_PatchData cpdata(CkpvAccess(BOCclass_group).patchData);
   PatchData *patchData = cpdata.ckLocalBranch();
   nodeReduction = patchData->reductionBackend;
   for (int i = 0; i < REDUCTION_MAX_RESERVED; i++) {
     my_data[i] = 0;
   }
   data = my_data;
 #else
   NAMD_bug("SubmitReductionShared is only supported with CUDA/HIP");
 #endif
 }

Member Function Documentation

◆ require()

void RequireReductionShared::require ( const bool clearData )

inlineoverridevirtual

Implements RequireReduction.

Definition at line 510 of file ReductionMgr.h.

References NodeReduction::item(), REDUCTION_MAX_RESERVED, NodeReduction::set, ReductionValue::valueLock, and NodeReduction::zero().

                                               {
     CmiLock(nodeReduction->set[0].valueLock);
     for (int i = 0; i < REDUCTION_MAX_RESERVED; i++) {
       my_data[i] = (BigReal) nodeReduction->item(i);
     }
     if (clearData) {
       nodeReduction->zero();
     }
     CmiUnlock(nodeReduction->set[0].valueLock);
   };

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