vtk-m/vtkm/cont/testing/UnitTestDataSetBuilderExplicit.cxx

271 lines
9.0 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.
//============================================================================
#include <vtkm/cont/Algorithm.h>
#include <vtkm/cont/DataSetBuilderExplicit.h>
#include <vtkm/cont/testing/ExplicitTestData.h>
#include <vtkm/cont/testing/MakeTestDataSet.h>
#include <vtkm/cont/testing/Testing.h>
#include <vector>
namespace DataSetBuilderExplicitNamespace
{
using DFA = vtkm::cont::Algorithm;
template <typename T>
vtkm::Bounds ComputeBounds(std::size_t numPoints, const T* coords)
{
vtkm::Bounds bounds;
for (std::size_t i = 0; i < numPoints; i++)
{
bounds.Include(vtkm::Vec<T, 3>(coords[i * 3 + 0], coords[i * 3 + 1], coords[i * 3 + 2]));
}
return bounds;
}
void ValidateDataSet(const vtkm::cont::DataSet& ds,
vtkm::Id numPoints,
vtkm::Id numCells,
const vtkm::Bounds& bounds)
{
//Verify basics..
VTKM_TEST_ASSERT(ds.GetNumberOfFields() == 2, "Wrong number of fields.");
VTKM_TEST_ASSERT(ds.GetNumberOfCoordinateSystems() == 1, "Wrong number of coordinate systems.");
VTKM_TEST_ASSERT(ds.GetNumberOfPoints() == numPoints, "Wrong number of coordinates.");
VTKM_TEST_ASSERT(ds.GetNumberOfCells() == numCells, "Wrong number of cells.");
// test various field-getting methods and associations
try
{
ds.GetCellField("cellvar");
}
catch (...)
{
VTKM_TEST_FAIL("Failed to get field 'cellvar' with Association::CELL_SET.");
}
try
{
ds.GetPointField("pointvar");
}
catch (...)
{
VTKM_TEST_FAIL("Failed to get field 'pointvar' with ASSOC_POINT_SET.");
}
//Make sure bounds are correct.
vtkm::Bounds computedBounds = ds.GetCoordinateSystem().GetBounds();
VTKM_TEST_ASSERT(test_equal(bounds, computedBounds), "Bounds of coordinates do not match");
}
template <typename T>
std::vector<T> createVec(std::size_t n, const T* data)
{
std::vector<T> vec(n);
for (std::size_t i = 0; i < n; i++)
{
vec[i] = data[i];
}
return vec;
}
template <typename T>
vtkm::cont::ArrayHandle<T> createAH(std::size_t n, const T* data)
{
return vtkm::cont::make_ArrayHandle(data, static_cast<vtkm::Id>(n), vtkm::CopyFlag::On);
}
template <typename T>
vtkm::cont::DataSet CreateDataSetArr(bool useSeparatedCoords,
std::size_t numPoints,
const T* coords,
std::size_t numCells,
std::size_t numConn,
const vtkm::Id* conn,
const vtkm::IdComponent* indices,
const vtkm::UInt8* shape)
{
vtkm::cont::DataSet dataSet;
vtkm::cont::DataSetBuilderExplicit dsb;
float f = 0.0f;
if (useSeparatedCoords)
{
std::vector<T> xvals(numPoints), yvals(numPoints), zvals(numPoints);
std::vector<T> varP(numPoints), varC(numCells);
std::vector<vtkm::UInt8> shapevals(numCells);
std::vector<vtkm::IdComponent> indicesvals(numCells);
std::vector<vtkm::Id> connvals(numConn);
for (std::size_t i = 0; i < numPoints; i++, f++)
{
xvals[i] = coords[i * 3 + 0];
yvals[i] = coords[i * 3 + 1];
zvals[i] = coords[i * 3 + 2];
varP[i] = static_cast<T>(f * 1.1f);
}
f = 0.0f;
for (std::size_t i = 0; i < numCells; i++, f++)
{
varC[i] = static_cast<T>(f * 1.1f);
shapevals[i] = shape[i];
indicesvals[i] = indices[i];
}
for (std::size_t i = 0; i < numConn; i++)
{
connvals[i] = conn[i];
}
dataSet = dsb.Create(xvals, yvals, zvals, shapevals, indicesvals, connvals);
vtkm::cont::ArrayHandle<T> P = vtkm::cont::make_ArrayHandle(varP, vtkm::CopyFlag::On);
vtkm::cont::ArrayHandle<T> C = vtkm::cont::make_ArrayHandle(varC, vtkm::CopyFlag::On);
dataSet.AddPointField("pointvar", P);
dataSet.AddCellField("cellvar", C);
return dataSet;
}
else
{
std::vector<vtkm::Vec<T, 3>> tmp(numPoints);
std::vector<vtkm::Vec<T, 1>> varP(numPoints), varC(numCells);
for (std::size_t i = 0; i < numPoints; i++, f++)
{
tmp[i][0] = coords[i * 3 + 0];
tmp[i][1] = coords[i * 3 + 1];
tmp[i][2] = coords[i * 3 + 2];
varP[i][0] = static_cast<T>(f * 1.1f);
}
f = 0.0f;
for (std::size_t i = 0; i < numCells; i++, f++)
{
varC[i][0] = static_cast<T>(f * 1.1f);
}
vtkm::cont::ArrayHandle<vtkm::Vec<T, 3>> pts =
vtkm::cont::make_ArrayHandle(tmp, vtkm::CopyFlag::On);
dataSet = dsb.Create(
pts, createAH(numCells, shape), createAH(numCells, indices), createAH(numConn, conn));
dataSet.AddPointField("pointvar", varP);
dataSet.AddCellField("cellvar", varC);
return dataSet;
}
}
template <typename T>
vtkm::cont::DataSet CreateDataSetVec(bool useSeparatedCoords,
std::size_t numPoints,
const T* coords,
std::size_t numCells,
std::size_t numConn,
const vtkm::Id* conn,
const vtkm::IdComponent* indices,
const vtkm::UInt8* shape)
{
vtkm::cont::DataSet dataSet;
vtkm::cont::DataSetBuilderExplicit dsb;
float f = 0.0f;
if (useSeparatedCoords)
{
std::vector<T> X(numPoints), Y(numPoints), Z(numPoints), varP(numPoints), varC(numCells);
for (std::size_t i = 0; i < numPoints; i++, f++)
{
X[i] = coords[i * 3 + 0];
Y[i] = coords[i * 3 + 1];
Z[i] = coords[i * 3 + 2];
varP[i] = static_cast<T>(f * 1.1f);
}
f = 0.0f;
for (std::size_t i = 0; i < numCells; i++, f++)
{
varC[i] = static_cast<T>(f * 1.1f);
}
dataSet = dsb.Create(
X, Y, Z, createVec(numCells, shape), createVec(numCells, indices), createVec(numConn, conn));
dataSet.AddPointField("pointvar", varP);
dataSet.AddCellField("cellvar", varC);
return dataSet;
}
else
{
std::vector<vtkm::Vec<T, 3>> pts(numPoints);
std::vector<vtkm::Vec<T, 1>> varP(numPoints), varC(numCells);
for (std::size_t i = 0; i < numPoints; i++, f++)
{
pts[i][0] = coords[i * 3 + 0];
pts[i][1] = coords[i * 3 + 1];
pts[i][2] = coords[i * 3 + 2];
varP[i][0] = static_cast<T>(f * 1.1f);
}
f = 0.0f;
for (std::size_t i = 0; i < numCells; i++, f++)
{
varC[i][0] = static_cast<T>(f * 1.1f);
}
dataSet = dsb.Create(
pts, createVec(numCells, shape), createVec(numCells, indices), createVec(numConn, conn));
dataSet.AddPointField("pointvar", varP);
dataSet.AddCellField("cellvar", varC);
return dataSet;
}
}
#define TEST_DATA(num) \
vtkm::cont::testing::ExplicitData##num::numPoints, \
vtkm::cont::testing::ExplicitData##num::coords, \
vtkm::cont::testing::ExplicitData##num::numCells, \
vtkm::cont::testing::ExplicitData##num::numConn, vtkm::cont::testing::ExplicitData##num::conn, \
vtkm::cont::testing::ExplicitData##num::numIndices, \
vtkm::cont::testing::ExplicitData##num::shapes
#define TEST_NUMS(num) \
vtkm::cont::testing::ExplicitData##num::numPoints, \
vtkm::cont::testing::ExplicitData##num::numCells
#define TEST_BOUNDS(num) \
vtkm::cont::testing::ExplicitData##num::numPoints, vtkm::cont::testing::ExplicitData##num::coords
void TestDataSetBuilderExplicit()
{
vtkm::cont::DataSet ds;
vtkm::Bounds bounds;
//Iterate over organization of coordinates.
for (int i = 0; i < 2; i++)
{
//Test ExplicitData0
bounds = ComputeBounds(TEST_BOUNDS(0));
ds = CreateDataSetArr(i == 0, TEST_DATA(0));
ValidateDataSet(ds, TEST_NUMS(0), bounds);
ds = CreateDataSetVec(i == 0, TEST_DATA(0));
ValidateDataSet(ds, TEST_NUMS(0), bounds);
//Test ExplicitData1
bounds = ComputeBounds(TEST_BOUNDS(1));
ds = CreateDataSetArr(i == 0, TEST_DATA(1));
ValidateDataSet(ds, TEST_NUMS(1), bounds);
ds = CreateDataSetVec(i == 0, TEST_DATA(1));
ValidateDataSet(ds, TEST_NUMS(1), bounds);
//Test ExplicitData2
bounds = ComputeBounds(TEST_BOUNDS(2));
ds = CreateDataSetArr(i == 0, TEST_DATA(2));
ValidateDataSet(ds, TEST_NUMS(2), bounds);
ds = CreateDataSetVec(i == 0, TEST_DATA(2));
ValidateDataSet(ds, TEST_NUMS(2), bounds);
}
}
} // namespace DataSetBuilderExplicitNamespace
int UnitTestDataSetBuilderExplicit(int argc, char* argv[])
{
using namespace DataSetBuilderExplicitNamespace;
return vtkm::cont::testing::Testing::Run(TestDataSetBuilderExplicit, argc, argv);
}