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// @HEADER
// ************************************************************************
//
// Intrepid2 Package
// Copyright (2007) Sandia Corporation
//
// Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
// license for use of this work by or on behalf of the U.S. Government.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// 3. Neither the name of the Corporation nor the names of the
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SANDIA CORPORATION OR THE
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Questions? Contact Kyungjoo Kim (kyukim@sandia.gov),
// Mauro Perego (mperego@sandia.gov), or
// Nate Roberts (nvrober@sandia.gov)
//
// ************************************************************************
// @HEADER
/** \file HostCopyTests.cpp
\brief Tests against various copy-like constructors that create a host-accessible version of a device-accessible container.
\author Created by N.V. Roberts.
*/
#include "Teuchos_UnitTestHarness.hpp"
#include "Intrepid2_BasisValues.hpp"
#include "Intrepid2_Data.hpp"
#include "Intrepid2_DefaultCubatureFactory.hpp"
#include "Intrepid2_TensorData.hpp"
#include "Intrepid2_TensorPoints.hpp"
#include "Intrepid2_TransformedVectorData.hpp"
#include "Intrepid2_VectorData.hpp"
#include "Intrepid2_ScalarView.hpp"
#include "Intrepid2_Types.hpp"
#include "Intrepid2_TestUtils.hpp"
#include <Kokkos_Core.hpp>
using namespace Intrepid2;
namespace
{
using namespace Intrepid2;
// #pragma mark HostCopy group
TEUCHOS_UNIT_TEST(HostCopy, BasisValues)
{
// first, construct a BasisValues object with scalar tensor data
using DeviceType = DefaultTestDeviceType;
using Scalar = double;
const double value = 3.0;
Data<Scalar,DeviceType> data(value, Kokkos::Array<int,2>{1,1}); // (F,P)
std::vector< Data<Scalar,DeviceType> > tensorComponents {data, data};
TensorData<Scalar,DeviceType> tensorData(tensorComponents);
BasisValues<Scalar,DeviceType> basisValues(tensorData);
using HostExecSpace = Kokkos::HostSpace::execution_space;
BasisValues<Scalar,HostExecSpace> basisValuesHost(basisValues);
TEST_EQUALITY(value*value, basisValuesHost(0,0));
// now, construct BasisValues with vector data
TensorData<Scalar,DeviceType> emptyTensorData; // represents 0 in the vector
std::vector< TensorData<Scalar,DeviceType> > vectorComponents { emptyTensorData, tensorData };
std::vector< std::vector< TensorData<Scalar,DeviceType> > > families { vectorComponents };
VectorData<Scalar,DeviceType> vectorData(families);
basisValues = BasisValues<Scalar,DeviceType>(vectorData);
basisValuesHost = BasisValues<Scalar,HostExecSpace>(basisValues);
TEST_EQUALITY(0.0, basisValuesHost(0,0,0) ); // zero first component
TEST_EQUALITY(value * value, basisValuesHost(0,0,1) ); // second component is data * data
}
TEUCHOS_UNIT_TEST(HostCopy, Data)
{
using DeviceType = DefaultTestDeviceType;
using Scalar = double;
const double value = 3.0;
Data<Scalar,DeviceType> data(value, Kokkos::Array<int,1>{1});
using HostExecSpace = Kokkos::HostSpace::execution_space;
Data<Scalar,HostExecSpace> dataHost(data);
TEST_EQUALITY(value, dataHost(0));
// now, test that the host-copy of an invalid data object is invalid, too
data = Data<Scalar,DeviceType>(); // empty/invalid Data
dataHost = Data<Scalar,HostExecSpace>(data);
TEST_EQUALITY(data.isValid(), dataHost.isValid());
}
TEUCHOS_UNIT_TEST(HostCopy, TensorData)
{
using DeviceType = DefaultTestDeviceType;
using Scalar = double;
const double value = 3.0;
Data<Scalar,DeviceType> data(value, Kokkos::Array<int,1>{1});
std::vector< Data<Scalar,DeviceType> > tensorComponents {data, data};
TensorData<Scalar,DeviceType> tensorData(tensorComponents);
using HostExecSpace = Kokkos::HostSpace::execution_space;
TensorData<Scalar,HostExecSpace> tensorDataHost(tensorData);
TEST_EQUALITY(value*value, tensorDataHost(0));
// now, test that the host-copy of an invalid TensorData object is invalid, too
tensorData = TensorData<Scalar,DeviceType>(); // empty/invalid TensorData
tensorDataHost = TensorData<Scalar,HostExecSpace>(tensorData);
TEST_EQUALITY(tensorData.isValid(), tensorDataHost.isValid());
}
TEUCHOS_UNIT_TEST(HostCopy, TensorPoints)
{
using DeviceType = DefaultTestDeviceType;
using HostExecSpace = Kokkos::HostSpace::execution_space;
using PointScalar = double;
using WeightScalar = double;
DefaultCubatureFactory cub_factory;
shards::CellTopology cellTopo = shards::CellTopology(shards::getCellTopologyData<shards::Quadrilateral<> >());
auto cellTopoKey = cellTopo.getKey();
const int quadratureDegree = 3;
auto quadrature = cub_factory.create<DeviceType, PointScalar, WeightScalar>(cellTopoKey, quadratureDegree);
ordinal_type numRefPoints = quadrature->getNumPoints();
const int spaceDim = cellTopo.getDimension();
auto points = getView<PointScalar,DeviceType>("quadrature points ref cell", numRefPoints, spaceDim);
auto weights = getView<WeightScalar,DeviceType>("quadrature weights ref cell", numRefPoints);
quadrature->getCubature(points, weights);
TensorPoints<PointScalar,DeviceType> tensorPoints;
TensorData<WeightScalar,DeviceType> tensorWeights;
using CubatureTensorType = CubatureTensor<DeviceType,PointScalar,WeightScalar>;
CubatureTensorType* tensorQuadrature = dynamic_cast<CubatureTensorType*>(quadrature.get());
TEST_ASSERT(tensorQuadrature != NULL);
if (tensorQuadrature)
{
tensorPoints = tensorQuadrature->allocateCubaturePoints();
tensorWeights = tensorQuadrature->allocateCubatureWeights();
tensorQuadrature->getCubature(tensorPoints, tensorWeights);
}
// copy everything to host
auto pointsHost = Kokkos::create_mirror_view_and_copy(HostExecSpace::memory_space(), points);
// this copy[-like] constructor is the one that's actually under test:
TensorPoints<PointScalar,HostExecSpace> tensorPointsHost(tensorPoints);
for (int pointOrdinal=0; pointOrdinal<numRefPoints; pointOrdinal++)
{
for (int d=0; d<spaceDim; d++)
{
TEST_EQUALITY(pointsHost(pointOrdinal,d), tensorPointsHost(pointOrdinal,d));
}
}
}
TEUCHOS_UNIT_TEST(HostCopy, TransformedVectorData)
{
using DeviceType = DefaultTestDeviceType;
using Scalar = double;
const double value = 3.0;
Data<Scalar,DeviceType> data(value, Kokkos::Array<int,2>{1,1}); // F,P (but just 1 for each, here)
std::vector< Data<Scalar,DeviceType> > tensorComponents {data, data};
TensorData<Scalar,DeviceType> tensorData(tensorComponents);
// one family with vector entries of form (0, value*value)
TensorData<Scalar,DeviceType> emptyTensorData; // represents 0 in the vector
std::vector< TensorData<Scalar,DeviceType> > vectorComponents { emptyTensorData, tensorData };
std::vector< std::vector< TensorData<Scalar,DeviceType> > > families { vectorComponents };
VectorData<Scalar,DeviceType> vectorData(families);
// set up a simple diagonal scaling
const double scaling = 0.1;
ViewType<Scalar,DeviceType> scalingView("scaling", 2);
Kokkos::deep_copy(scalingView, scaling);
const int rank = 4; // (C,P,D,D)
const int spaceDim = 2;
Kokkos::Array<int,7> extents {1,1,spaceDim,spaceDim,1,1,1};
Kokkos::Array<DataVariationType,7> variationTypes {CONSTANT,CONSTANT,BLOCK_PLUS_DIAGONAL,BLOCK_PLUS_DIAGONAL,CONSTANT,CONSTANT,CONSTANT};
const int blockPlusDiagonalLastNonDiagonal = -1; // only diagonal
Data<Scalar,DeviceType> transform(scalingView,rank,extents,variationTypes,blockPlusDiagonalLastNonDiagonal);
TransformedVectorData<Scalar,DeviceType> transformedVectorData(transform,vectorData);
using HostExecSpace = Kokkos::HostSpace::execution_space;
TransformedVectorData<Scalar,HostExecSpace> transformedVectorDataHost(transformedVectorData);
TEST_EQUALITY(transformedVectorData.rank(), transformedVectorDataHost.rank());
TEST_EQUALITY(transformedVectorData.extent_int(0), transformedVectorDataHost.extent_int(0));
TEST_EQUALITY(transformedVectorData.extent_int(1), transformedVectorDataHost.extent_int(1));
TEST_EQUALITY(transformedVectorData.extent_int(2), transformedVectorDataHost.extent_int(2));
TEST_EQUALITY(transformedVectorData.extent_int(3), transformedVectorDataHost.extent_int(3));
TEST_EQUALITY(0.0, transformedVectorDataHost(0,0,0,0) ); // zero first component
const double tol = 1e-13;
TEST_FLOATING_EQUALITY(value * value * scaling, transformedVectorDataHost(0,0,0,1), tol); // second component is data * data * scaling
}
TEUCHOS_UNIT_TEST(HostCopy, VectorData)
{
using DeviceType = DefaultTestDeviceType;
using Scalar = double;
const double value = 3.0;
Data<Scalar,DeviceType> data(value, Kokkos::Array<int,2>{1,1}); // F,P (but just 1 for each, here)
std::vector< Data<Scalar,DeviceType> > tensorComponents {data, data};
TensorData<Scalar,DeviceType> tensorData(tensorComponents);
TensorData<Scalar,DeviceType> emptyTensorData; // represents 0 in the vector
std::vector< TensorData<Scalar,DeviceType> > vectorComponents { emptyTensorData, tensorData };
std::vector< std::vector< TensorData<Scalar,DeviceType> > > families { vectorComponents };
VectorData<Scalar,DeviceType> vectorData(families);
using HostExecSpace = Kokkos::HostSpace::execution_space;
VectorData<Scalar,HostExecSpace> vectorDataHost(vectorData);
TEST_EQUALITY(0.0, vectorDataHost(0,0,0) ); // zero first component
TEST_EQUALITY(value * value, vectorDataHost(0,0,1) ); // second component is data * data
}
} // namespace
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