mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-10-05 18:08:59 +00:00
175 lines
6.2 KiB
C++
175 lines
6.2 KiB
C++
//============================================================================
|
|
// Copyright (c) Kitware, Inc.
|
|
// All rights reserved.
|
|
// See LICENSE.txt for details.
|
|
// This software is distributed WITHOUT ANY WARRANTY; without even
|
|
// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
|
|
// PURPOSE. See the above copyright notice for more information.
|
|
//
|
|
// Copyright 2014 Sandia Corporation.
|
|
// Copyright 2014 UT-Battelle, LLC.
|
|
// Copyright 2014 Los Alamos National Security.
|
|
//
|
|
// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
|
|
// the U.S. Government retains certain rights in this software.
|
|
//
|
|
// Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
|
|
// Laboratory (LANL), the U.S. Government retains certain rights in
|
|
// this software.
|
|
//============================================================================
|
|
|
|
#include <vtkm/worklet/Gradient.h>
|
|
#include <vtkm/worklet/DispatcherMapTopology.h>
|
|
|
|
#include <vtkm/cont/testing/Testing.h>
|
|
#include <vtkm/cont/testing/MakeTestDataSet.h>
|
|
|
|
namespace {
|
|
|
|
|
|
void TestCellGradientUniform2D()
|
|
{
|
|
std::cout << "Testing CellGradient Worklet on 2D structured data" << std::endl;
|
|
|
|
vtkm::cont::testing::MakeTestDataSet testDataSet;
|
|
vtkm::cont::DataSet dataSet = testDataSet.Make2DUniformDataSet0();
|
|
|
|
vtkm::cont::ArrayHandle< vtkm::Vec<vtkm::Float32,3> > result;
|
|
|
|
vtkm::worklet::DispatcherMapTopology<vtkm::worklet::CellGradient> dispatcher;
|
|
dispatcher.Invoke(dataSet.GetCellSet(),
|
|
dataSet.GetCoordinateSystem(),
|
|
dataSet.GetField("pointvar"),
|
|
result);
|
|
|
|
vtkm::Vec<vtkm::Float32,3> expected[2] = { {10,30,0}, {10,30,0} };
|
|
for (int i = 0; i < 2; ++i)
|
|
{
|
|
VTKM_TEST_ASSERT(
|
|
test_equal(result.GetPortalConstControl().Get(i), expected[i]),
|
|
"Wrong result for CellGradient worklet on 2D uniform data");
|
|
}
|
|
}
|
|
|
|
|
|
void TestCellGradientUniform3D()
|
|
{
|
|
std::cout << "Testing CellGradient Worklet on 3D strucutred data" << std::endl;
|
|
|
|
vtkm::cont::testing::MakeTestDataSet testDataSet;
|
|
vtkm::cont::DataSet dataSet = testDataSet.Make3DUniformDataSet0();
|
|
|
|
vtkm::cont::ArrayHandle< vtkm::Vec<vtkm::Float64,3> > result;
|
|
|
|
vtkm::worklet::DispatcherMapTopology<vtkm::worklet::CellGradient> dispatcher;
|
|
dispatcher.Invoke(dataSet.GetCellSet(),
|
|
dataSet.GetCoordinateSystem(),
|
|
dataSet.GetField("pointvar"),
|
|
result);
|
|
|
|
vtkm::Vec<vtkm::Float64,3> expected[4] = { {10.025,30.075,60.125},
|
|
{10.025,30.075,60.125},
|
|
{10.025,30.075,60.175},
|
|
{10.025,30.075,60.175},
|
|
};
|
|
for (int i = 0; i < 4; ++i)
|
|
{
|
|
VTKM_TEST_ASSERT(
|
|
test_equal(result.GetPortalConstControl().Get(i), expected[i]),
|
|
"Wrong result for CellGradient worklet on 3D uniform data");
|
|
}
|
|
|
|
}
|
|
|
|
void TestCellGradientUniform3DWithVectorField()
|
|
{
|
|
std::cout << "Testing CellGradient Worklet with a vector field on 3D strucutred data" << std::endl;
|
|
vtkm::cont::testing::MakeTestDataSet testDataSet;
|
|
vtkm::cont::DataSet dataSet = testDataSet.Make3DUniformDataSet0();
|
|
|
|
//Verify that we can compute the gradient of a 3 component vector
|
|
const int nVerts = 18;
|
|
vtkm::Float64 vars[nVerts] = {10.1, 20.1, 30.1, 40.1, 50.2,
|
|
60.2, 70.2, 80.2, 90.3, 100.3,
|
|
110.3, 120.3, 130.4, 140.4,
|
|
150.4, 160.4, 170.5, 180.5};
|
|
std::vector< vtkm::Vec<vtkm::Float64,3> > vec(18);
|
|
for(std::size_t i=0; i < vec.size(); ++i)
|
|
{
|
|
vec[i] = vtkm::make_Vec(vars[i],vars[i],vars[i]);
|
|
}
|
|
vtkm::cont::ArrayHandle< vtkm::Vec<vtkm::Float64,3> > input =
|
|
vtkm::cont::make_ArrayHandle(vec);
|
|
|
|
//we need to add Vec3 array to the dataset
|
|
vtkm::cont::ArrayHandle< vtkm::Vec< vtkm::Vec<vtkm::Float64,3>, 3> > result;
|
|
vtkm::worklet::DispatcherMapTopology<vtkm::worklet::CellGradient> dispatcher;
|
|
dispatcher.Invoke(dataSet.GetCellSet(),
|
|
dataSet.GetCoordinateSystem(),
|
|
input,
|
|
result);
|
|
|
|
vtkm::Vec< vtkm::Vec<vtkm::Float64,3>, 3> expected[4] = {
|
|
{ {10.025,10.025,10.025}, {30.075,30.075,30.075}, {60.125,60.125,60.125} },
|
|
{ {10.025,10.025,10.025}, {30.075,30.075,30.075}, {60.125,60.125,60.125} },
|
|
{ {10.025,10.025,10.025}, {30.075,30.075,30.075}, {60.175,60.175,60.175} },
|
|
{ {10.025,10.025,10.025}, {30.075,30.075,30.075}, {60.175,60.175,60.175} }
|
|
};
|
|
for (int i = 0; i < 4; ++i)
|
|
{
|
|
vtkm::Vec< vtkm::Vec<vtkm::Float64,3>, 3> e = expected[i];
|
|
vtkm::Vec< vtkm::Vec<vtkm::Float64,3>, 3> r = result.GetPortalConstControl().Get(i);
|
|
|
|
VTKM_TEST_ASSERT(
|
|
test_equal(e[0],r[0]),
|
|
"Wrong result for vec field CellGradient worklet on 3D uniform data");
|
|
VTKM_TEST_ASSERT(
|
|
test_equal(e[1],r[1]),
|
|
"Wrong result for vec field CellGradient worklet on 3D uniform data");
|
|
VTKM_TEST_ASSERT(
|
|
test_equal(e[2],r[2]),
|
|
"Wrong result for vec field CellGradient worklet on 3D uniform data");
|
|
}
|
|
|
|
}
|
|
|
|
void TestCellGradientExplicit()
|
|
{
|
|
std::cout << "Testing CellGradient Worklet on Explicit data" << std::endl;
|
|
|
|
vtkm::cont::testing::MakeTestDataSet testDataSet;
|
|
vtkm::cont::DataSet dataSet = testDataSet.Make3DExplicitDataSet0();
|
|
|
|
vtkm::cont::ArrayHandle< vtkm::Vec<vtkm::Float32,3> > result;
|
|
|
|
vtkm::worklet::DispatcherMapTopology<vtkm::worklet::CellGradient> dispatcher;
|
|
dispatcher.Invoke(dataSet.GetCellSet(),
|
|
dataSet.GetCoordinateSystem(),
|
|
dataSet.GetField("pointvar"),
|
|
result);
|
|
|
|
vtkm::Vec<vtkm::Float32,3> expected[2] = { {10.f,10.1f,0.0f}, {10.f,10.1f,-0.0f} };
|
|
for (int i = 0; i < 2; ++i)
|
|
{
|
|
VTKM_TEST_ASSERT(
|
|
test_equal(result.GetPortalConstControl().Get(i), expected[i]),
|
|
"Wrong result for CellGradient worklet on 3D explicit data");
|
|
}
|
|
}
|
|
|
|
|
|
void TestCellGradient()
|
|
{
|
|
TestCellGradientUniform2D();
|
|
TestCellGradientUniform3D();
|
|
TestCellGradientUniform3DWithVectorField();
|
|
TestCellGradientExplicit();
|
|
}
|
|
|
|
}
|
|
|
|
int UnitTestCellGradient(int, char *[])
|
|
{
|
|
return vtkm::cont::testing::Testing::Run(TestCellGradient);
|
|
}
|