Stress.cu

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//! \addtogroup gpu_BoundaryConditions BoundaryConditions
//! \ingroup gpu_core core
//! \{
//! \author Martin Schoenherr
//=======================================================================================
#include "Stress.h"
#include <helper_cuda.h>
 
#include "Calculation/Calculation.h"
#include <cuda_helper/CudaGrid.h>
 
#include "BoundaryConditions/BoundaryConditionFactory.h"
#include "BoundaryConditions/Stress/Stress_Device.cuh"
#include "Parameter/Parameter.h"
 
namespace vf::gpu {
 
using StressBC = BoundaryConditionFactory::StressBC;
 
GridParameter getStressBCGridParameter(LBMSimulationParameter* parameterDevice)
{
    return { parameterDevice->distributions.f[0], parameterDevice->omega,         parameterDevice->turbulentViscosity,
             parameterDevice->velocityX,          parameterDevice->velocityY,     parameterDevice->velocityZ,
             parameterDevice->neighborX,          parameterDevice->neighborY,     parameterDevice->neighborZ,
             parameterDevice->numberOfNodes,      parameterDevice->isEvenTimestep };
}
template <StressBC stressBC, bool useDelayedBounceBack>
void Stress(LBMSimulationParameter* parameterDevice, QforBoundaryConditions* boundaryCondition)
{
    const vf::cuda::CudaGrid grid = vf::cuda::CudaGrid(parameterDevice->numberofthreads, boundaryCondition->numberOfBCnodes);
 
    StressDevice27<stressBC, useDelayedBounceBack><<<grid.grid, grid.threads>>>(
        getStressBCGridParameter(parameterDevice), *boundaryCondition, parameterDevice->momentumWallModel);
    getLastCudaError("StressDevice27 execution failed");
}
 
void StressBounceBackCompressible(LBMSimulationParameter* parameterDevice, QforBoundaryConditions* boundaryCondition)
{
    Stress<StressBC::StressBounceBackCompressible, false>(parameterDevice, boundaryCondition);
}
 
void StressBounceBackWithPressureCompressible(LBMSimulationParameter* parameterDevice,
                                              QforBoundaryConditions* boundaryCondition)
{
    Stress<StressBC::StressBounceBackWithPressureCompressible, false>(parameterDevice, boundaryCondition);
}
 
void StressInterpolatedCompressible(LBMSimulationParameter* parameterDevice, QforBoundaryConditions* boundaryCondition)
{
    Stress<StressBC::StressInterpolatedCompressible, false>(parameterDevice, boundaryCondition);
}
 
}
 
//! \}