/* -------------------------------------------------------------------------- *
 *                                   OpenMM                                   *
 * -------------------------------------------------------------------------- *
 * This is part of the OpenMM molecular simulation toolkit.                   *
 * See https://openmm.org/development.                                        *
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 * Portions copyright (c) 2008-2026 Stanford University and the Authors.      *
 * Authors: Peter Eastman                                                     *
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#include "openmm/internal/ContextImpl.h"
#include "openmm/internal/CustomCPPForceImpl.h"
#include "openmm/kernels.h"

using namespace OpenMM;
using namespace std;

CustomCPPForceImpl::CustomCPPForceImpl(const Force& owner) {
    forceGroup = owner.getForceGroup();
}

void CustomCPPForceImpl::initialize(ContextImpl& context) {
    kernel = context.getPlatform().createKernel(CalcCustomCPPForceKernel::Name(), context);
    kernel.getAs<CalcCustomCPPForceKernel>().initialize(context, *this);
}

double CustomCPPForceImpl::calcForcesAndEnergy(ContextImpl& context, bool includeForces, bool includeEnergy, int groups) {
    if ((groups&(1<<forceGroup)) != 0)
        return kernel.getAs<CalcCustomCPPForceKernel>().execute(context, includeForces, includeEnergy);
    return 0.0;
}

vector<string> CustomCPPForceImpl::getKernelNames() {
    return {CalcCustomCPPForceKernel::Name()};
}
