vtk-m/vtkm/worklet/testing/UnitTestNDimsHistMarginalization.cxx
Haocheng LIU 8859636672 Merge worklet testing executables into a device dependent shared library
VTK-m has been updated to replace old per device worklet testing executables with a device
dependent shared library so that it's able to accept a device adapter
at runtime.
Meanwhile, it updates the testing infrastructure APIs. vtkm::cont::testing::Run
function would call ForceDevice when needed and if users need the device
adapter info at runtime, RunOnDevice function would pass the adapter into the functor.

Optional Parser is bumped from 1.3 to 1.7.
2018-11-23 10:13:56 -05:00

306 lines
19 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 National Technology & Engineering Solutions of Sandia, LLC (NTESS).
// Copyright 2014 UT-Battelle, LLC.
// Copyright 2014 Los Alamos National Security.
//
// Under the terms of Contract DE-NA0003525 with NTESS,
// 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/NDimsHistMarginalization.h>
#include <vtkm/worklet/NDimsHistogram.h>
#include <vtkm/cont/DataSet.h>
#include <vtkm/cont/testing/Testing.h>
namespace
{
// Make testing dataset with three fields(variables), each one has 1000 values
vtkm::cont::DataSet MakeTestDataSet()
{
vtkm::cont::DataSet dataSet;
const int xVerts = 20;
const int yVerts = 50;
const int nVerts = xVerts * yVerts;
vtkm::Float32 fieldA[nVerts] = {
8, 10, 9, 8, 14, 11, 12, 9, 19, 7, 8, 11, 7, 10, 11, 11, 11, 6, 8, 8, 7, 15, 9, 7,
8, 10, 9, 10, 10, 12, 7, 6, 14, 10, 14, 10, 7, 11, 13, 9, 13, 11, 10, 10, 12, 12, 7, 12,
10, 11, 12, 8, 13, 9, 5, 12, 11, 9, 5, 9, 12, 9, 6, 10, 11, 9, 9, 11, 9, 7, 7, 18,
16, 13, 12, 8, 10, 11, 9, 8, 17, 3, 15, 15, 9, 10, 10, 8, 10, 9, 7, 9, 8, 10, 13, 9,
7, 11, 7, 10, 13, 10, 11, 9, 10, 7, 10, 6, 12, 6, 9, 7, 6, 12, 12, 9, 12, 12, 11, 6,
1, 12, 8, 13, 14, 8, 8, 10, 7, 7, 6, 7, 5, 11, 6, 11, 13, 8, 13, 5, 9, 12, 7, 11,
10, 15, 11, 9, 7, 12, 15, 7, 8, 7, 12, 8, 21, 16, 13, 11, 10, 14, 12, 11, 12, 14, 7, 11,
7, 12, 16, 8, 10, 8, 9, 7, 8, 7, 13, 13, 11, 15, 7, 7, 6, 11, 7, 12, 12, 13, 14, 11,
13, 11, 11, 9, 15, 8, 6, 11, 12, 10, 11, 7, 6, 14, 11, 10, 12, 5, 8, 9, 11, 15, 11, 10,
17, 14, 9, 10, 10, 12, 11, 13, 13, 12, 11, 7, 8, 10, 7, 11, 10, 5, 8, 10, 13, 13, 12, 6,
10, 7, 13, 8, 11, 7, 10, 7, 8, 7, 14, 16, 9, 11, 8, 11, 9, 15, 11, 10, 10, 12, 7, 7,
11, 7, 5, 17, 9, 11, 11, 11, 10, 17, 10, 15, 7, 11, 12, 16, 9, 8, 11, 14, 9, 22, 8, 8,
8, 13, 12, 12, 1, 14, 15, 6, 15, 8, 11, 16, 14, 8, 6, 9, 8, 9, 9, 10, 8, 6, 13, 8,
6, 12, 11, 12, 13, 8, 6, 6, 5, 6, 10, 9, 11, 12, 14, 12, 10, 11, 10, 10, 8, 13, 8, 11,
7, 13, 13, 12, 12, 13, 15, 4, 9, 16, 7, 9, 8, 10, 6, 9, 11, 12, 6, 7, 14, 6, 4, 15,
5, 18, 9, 9, 11, 12, 9, 5, 6, 7, 15, 6, 11, 14, 8, 12, 6, 9, 5, 9, 14, 9, 12, 6,
9, 14, 11, 12, 12, 13, 15, 9, 8, 7, 13, 12, 7, 13, 6, 9, 10, 10, 10, 9, 11, 5, 9, 13,
16, 9, 10, 8, 9, 6, 13, 12, 8, 12, 9, 12, 17, 8, 11, 10, 8, 7, 11, 7, 13, 13, 10, 14,
11, 9, 6, 6, 14, 16, 5, 9, 13, 11, 12, 7, 4, 6, 9, 11, 11, 10, 12, 9, 7, 13, 8, 8,
12, 5, 10, 7, 11, 11, 10, 10, 14, 6, 8, 8, 3, 12, 16, 11, 11, 7, 6, 12, 11, 5, 9, 12,
9, 13, 7, 8, 9, 9, 12, 7, 9, 8, 12, 11, 6, 10, 6, 7, 6, 11, 10, 8, 9, 8, 4, 19,
12, 6, 10, 9, 6, 12, 9, 14, 7, 8, 11, 7, 7, 12, 13, 9, 13, 12, 8, 6, 10, 17, 19, 10,
10, 13, 5, 11, 8, 10, 8, 16, 12, 6, 6, 7, 10, 9, 12, 8, 5, 10, 7, 18, 9, 12, 10, 4,
9, 9, 15, 15, 6, 7, 7, 11, 12, 4, 8, 18, 5, 12, 12, 11, 10, 14, 9, 9, 10, 8, 10, 8,
10, 9, 9, 4, 10, 12, 5, 13, 6, 9, 7, 5, 12, 8, 11, 10, 9, 17, 9, 9, 8, 11, 18, 11,
10, 9, 4, 13, 10, 15, 5, 10, 9, 7, 7, 8, 10, 6, 6, 19, 10, 16, 7, 7, 9, 10, 10, 13,
10, 10, 14, 13, 12, 8, 7, 13, 12, 11, 13, 12, 9, 8, 6, 8, 10, 3, 8, 8, 12, 12, 13, 13,
10, 5, 10, 7, 13, 7, 9, 5, 13, 7, 10, 8, 13, 11, 17, 9, 6, 14, 10, 10, 13, 9, 15, 8,
15, 9, 12, 11, 12, 8, 3, 9, 8, 10, 12, 8, 14, 13, 12, 11, 12, 9, 18, 10, 13, 7, 4, 4,
11, 8, 3, 7, 9, 10, 12, 7, 11, 21, 9, 7, 8, 9, 10, 10, 11, 9, 15, 13, 21, 12, 8, 11,
9, 10, 11, 9, 17, 8, 9, 8, 14, 6, 13, 9, 8, 11, 12, 12, 12, 11, 6, 13, 7, 9, 11, 15,
17, 17, 11, 10, 7, 8, 11, 8, 6, 9, 13, 7, 9, 6, 5, 10, 7, 16, 16, 9, 7, 6, 14, 8,
13, 16, 7, 7, 10, 11, 6, 10, 9, 9, 8, 14, 11, 9, 11, 9, 10, 11, 9, 8, 14, 11, 7, 12,
11, 8, 9, 9, 10, 11, 11, 10, 9, 6, 6, 11, 16, 10, 7, 6, 6, 13, 18, 8, 12, 11, 14, 13,
8, 8, 10, 17, 17, 6, 6, 10, 18, 5, 8, 11, 6, 6, 14, 10, 9, 6, 11, 6, 13, 12, 10, 6,
9, 9, 9, 13, 7, 17, 10, 14, 10, 9, 10, 10, 11, 10, 11, 15, 13, 6, 12, 19, 10, 12, 12, 15,
13, 10, 10, 13, 11, 13, 13, 17, 6, 5, 6, 7, 6, 9, 13, 11, 8, 12, 9, 6, 10, 16, 11, 12,
5, 12, 14, 13, 13, 16, 11, 6, 12, 12, 15, 8, 7, 11, 8, 5, 10, 8, 9, 11, 9, 12, 10, 5,
12, 11, 9, 6, 14, 12, 10, 11, 9, 6, 7, 12, 8, 12, 8, 15, 9, 8, 7, 9, 3, 6, 14, 7,
8, 11, 9, 10, 12, 9, 10, 9, 8, 6, 12, 11, 6, 8, 9, 8, 15, 11, 7, 18, 12, 11, 10, 13,
11, 11, 10, 7, 9, 8, 8, 11, 11, 13, 6, 12, 13, 16, 11, 11, 5, 12, 14, 15, 9, 14, 15, 6,
8, 7, 6, 8, 9, 19, 7, 12, 11, 8, 14, 12, 10, 9, 3, 7
};
vtkm::Float32 fieldB[nVerts] = {
24, 19, 28, 19, 25, 28, 25, 22, 27, 26, 35, 26, 30, 28, 24, 23, 21, 31, 20, 11, 21, 22, 14, 25,
20, 24, 24, 21, 24, 29, 26, 21, 32, 29, 23, 28, 31, 25, 23, 30, 18, 24, 22, 25, 33, 24, 22, 23,
21, 17, 20, 28, 30, 18, 20, 32, 25, 24, 32, 15, 27, 24, 27, 19, 30, 27, 17, 24, 29, 23, 22, 19,
24, 19, 28, 24, 25, 24, 25, 30, 24, 31, 30, 27, 25, 25, 25, 15, 29, 23, 29, 29, 21, 25, 35, 24,
28, 10, 31, 23, 22, 22, 22, 33, 29, 27, 18, 27, 27, 24, 20, 20, 21, 29, 23, 31, 23, 23, 22, 23,
30, 27, 28, 31, 16, 29, 25, 19, 33, 28, 25, 24, 15, 27, 37, 29, 15, 19, 14, 19, 24, 23, 30, 29,
35, 22, 19, 26, 26, 14, 24, 30, 32, 23, 30, 29, 26, 27, 25, 23, 17, 26, 32, 29, 20, 17, 21, 23,
22, 20, 36, 12, 26, 23, 15, 29, 24, 22, 26, 33, 24, 23, 20, 26, 22, 17, 26, 26, 34, 22, 26, 17,
23, 18, 29, 27, 21, 29, 28, 29, 24, 25, 28, 19, 18, 21, 23, 23, 27, 25, 24, 25, 24, 25, 21, 25,
21, 27, 23, 20, 29, 15, 28, 30, 24, 27, 17, 23, 16, 21, 25, 17, 27, 28, 21, 13, 19, 27, 16, 30,
31, 25, 30, 17, 17, 25, 26, 22, 21, 17, 24, 17, 25, 22, 27, 14, 27, 24, 27, 25, 26, 31, 21, 23,
30, 30, 22, 19, 23, 22, 23, 25, 24, 25, 24, 28, 26, 30, 18, 25, 30, 37, 27, 34, 28, 34, 25, 10,
25, 22, 35, 30, 24, 32, 24, 34, 19, 29, 26, 16, 27, 17, 26, 23, 27, 25, 26, 21, 31, 21, 28, 15,
32, 24, 23, 23, 18, 15, 22, 25, 16, 25, 31, 26, 25, 28, 24, 26, 23, 25, 33, 20, 27, 28, 24, 29,
32, 20, 24, 20, 19, 32, 24, 6, 24, 21, 26, 18, 15, 30, 19, 26, 22, 30, 35, 23, 22, 30, 20, 22,
18, 30, 28, 25, 16, 25, 27, 30, 18, 24, 30, 28, 20, 19, 20, 28, 21, 24, 15, 33, 20, 18, 20, 36,
30, 26, 25, 18, 28, 27, 31, 31, 15, 26, 16, 22, 27, 14, 17, 27, 27, 22, 32, 30, 22, 34, 22, 25,
20, 22, 26, 29, 28, 33, 18, 23, 20, 20, 27, 24, 28, 21, 25, 27, 25, 19, 19, 25, 19, 32, 29, 27,
23, 21, 28, 33, 23, 23, 28, 26, 31, 19, 21, 29, 21, 27, 23, 32, 24, 26, 21, 28, 28, 24, 17, 31,
27, 21, 19, 32, 28, 23, 30, 23, 29, 15, 26, 26, 15, 20, 25, 26, 27, 31, 21, 23, 23, 33, 28, 19,
23, 22, 22, 25, 27, 17, 23, 17, 25, 28, 26, 30, 32, 31, 19, 25, 25, 19, 23, 29, 27, 23, 34, 22,
13, 21, 32, 10, 20, 33, 21, 17, 29, 31, 14, 24, 23, 19, 19, 22, 17, 26, 37, 26, 22, 26, 38, 29,
29, 27, 30, 20, 31, 14, 32, 32, 24, 23, 23, 18, 21, 31, 24, 20, 28, 15, 21, 25, 25, 20, 30, 25,
22, 21, 21, 25, 24, 25, 18, 23, 28, 30, 20, 27, 27, 19, 10, 32, 24, 20, 29, 26, 25, 20, 25, 29,
28, 24, 32, 26, 22, 19, 23, 27, 27, 29, 20, 25, 21, 30, 28, 31, 24, 19, 23, 19, 19, 18, 30, 18,
16, 24, 20, 20, 30, 25, 29, 25, 31, 21, 28, 31, 24, 26, 27, 21, 24, 23, 26, 18, 32, 26, 28, 26,
24, 26, 29, 30, 22, 20, 24, 28, 25, 29, 20, 21, 22, 15, 30, 27, 33, 26, 22, 32, 30, 31, 20, 19,
24, 26, 27, 31, 17, 17, 33, 27, 16, 27, 27, 22, 27, 19, 24, 21, 17, 24, 28, 23, 26, 24, 19, 26,
20, 24, 22, 19, 22, 21, 21, 28, 29, 39, 19, 16, 25, 29, 31, 22, 22, 29, 26, 22, 22, 22, 26, 23,
23, 23, 30, 25, 25, 25, 27, 29, 18, 33, 21, 12, 22, 29, 12, 20, 35, 22, 34, 28, 18, 29, 21, 20,
24, 33, 24, 26, 23, 34, 31, 25, 31, 22, 35, 21, 20, 29, 27, 22, 30, 22, 27, 23, 22, 32, 16, 19,
27, 22, 24, 27, 21, 33, 25, 25, 19, 28, 20, 27, 21, 25, 28, 20, 27, 22, 21, 20, 26, 30, 33, 23,
20, 24, 17, 23, 28, 35, 14, 23, 22, 28, 28, 26, 25, 18, 20, 28, 28, 22, 13, 24, 22, 20, 30, 26,
26, 18, 22, 20, 23, 24, 20, 27, 34, 28, 18, 24, 34, 33, 25, 33, 37, 21, 20, 31, 19, 23, 29, 22,
21, 24, 19, 27, 19, 32, 25, 23, 33, 26, 33, 27, 29, 30, 19, 22, 30, 19, 18, 24, 25, 17, 31, 19,
31, 26, 22, 23, 28, 28, 25, 24, 19, 19, 27, 28, 23, 21, 29, 26, 31, 22, 22, 25, 16, 29, 21, 22,
23, 25, 22, 21, 22, 19, 27, 26, 28, 30, 22, 21, 24, 22, 23, 26, 28, 22, 18, 25, 23, 27, 31, 19,
15, 29, 20, 19, 27, 25, 21, 29, 22, 24, 25, 17, 36, 29, 22, 22, 24, 28, 27, 22, 26, 31, 29, 31,
18, 25, 23, 16, 37, 27, 21, 31, 25, 24, 20, 23, 28, 33, 24, 21, 26, 20, 18, 31, 20, 24, 23, 19,
27, 17, 23, 23, 20, 26, 28, 23, 26, 31, 25, 31, 19, 32, 26, 18, 19, 29, 20, 21, 15, 25, 27, 29,
22, 22, 22, 26, 23, 22, 23, 29, 28, 20, 21, 22, 20, 22, 27, 25, 23, 32, 23, 20, 31, 20, 27, 26,
34, 20, 22, 36, 21, 29, 25, 20, 21, 22, 29, 29, 25, 22, 24, 22
};
vtkm::Float32 fieldC[nVerts] = {
3, 1, 4, 6, 5, 4, 8, 7, 2, 9, 2, 0, 0, 4, 3, 2, 5, 2, 3, 6, 3, 8, 3, 4,
3, 3, 2, 7, 2, 10, 9, 6, 1, 1, 4, 7, 3, 3, 1, 4, 4, 3, 9, 4, 4, 7, 3, 2,
4, 7, 3, 3, 2, 10, 1, 6, 2, 2, 3, 8, 3, 3, 6, 9, 4, 1, 4, 3, 16, 7, 0, 1,
8, 7, 13, 3, 5, 0, 3, 8, 10, 3, 5, 5, 1, 5, 2, 1, 3, 2, 5, 3, 4, 3, 3, 3,
3, 1, 13, 2, 3, 1, 2, 7, 3, 4, 1, 2, 5, 4, 4, 4, 2, 6, 3, 2, 7, 8, 1, 3,
4, 1, 2, 0, 1, 6, 1, 8, 8, 1, 1, 4, 2, 1, 4, 3, 5, 4, 6, 4, 2, 3, 8, 8,
3, 3, 3, 4, 5, 8, 8, 16, 7, 12, 4, 3, 14, 8, 3, 12, 5, 0, 5, 3, 5, 2, 9, 2,
9, 4, 1, 0, 0, 4, 4, 6, 3, 4, 11, 2, 4, 7, 4, 2, 1, 9, 4, 3, 2, 5, 1, 5,
3, 8, 2, 8, 1, 8, 0, 4, 1, 3, 2, 1, 2, 3, 2, 1, 8, 5, 4, 1, 9, 9, 1, 3,
5, 0, 1, 6, 10, 8, 3, 12, 3, 4, 4, 7, 1, 3, 6, 4, 4, 6, 1, 4, 7, 5, 6, 11,
6, 5, 2, 7, 2, 5, 3, 5, 6, 3, 6, 2, 1, 10, 8, 3, 7, 0, 2, 6, 9, 3, 11, 3,
2, 5, 1, 4, 6, 10, 9, 1, 4, 3, 7, 12, 3, 10, 0, 2, 11, 2, 1, 0, 4, 1, 2, 16,
5, 17, 7, 8, 2, 10, 10, 3, 1, 3, 2, 2, 4, 8, 4, 3, 2, 4, 4, 6, 8, 6, 2, 3,
2, 4, 2, 4, 7, 10, 5, 3, 5, 2, 4, 6, 9, 3, 1, 1, 1, 1, 4, 2, 2, 7, 4, 9,
2, 3, 5, 6, 2, 5, 1, 6, 5, 7, 8, 3, 7, 2, 2, 8, 6, 2, 10, 2, 1, 4, 5, 1,
1, 1, 5, 6, 1, 1, 4, 5, 4, 2, 4, 3, 2, 7, 19, 4, 7, 2, 7, 5, 2, 5, 3, 8,
4, 6, 7, 2, 0, 0, 2, 12, 6, 2, 2, 3, 5, 9, 4, 9, 2, 2, 7, 8, 3, 3, 10, 6,
3, 2, 1, 6, 2, 4, 6, 3, 5, 8, 2, 3, 6, 14, 0, 3, 6, 5, 2, 7, 0, 3, 8, 5,
3, 2, 2, 5, 1, 3, 12, 11, 16, 2, 1, 3, 7, 3, 1, 6, 4, 3, 12, 5, 1, 3, 1, 4,
9, 1, 3, 3, 4, 4, 6, 7, 7, 5, 2, 4, 2, 3, 2, 2, 6, 4, 2, 2, 3, 5, 1, 4,
9, 1, 0, 7, 6, 4, 3, 3, 7, 3, 3, 6, 2, 7, 9, 3, 1, 16, 5, 4, 3, 6, 3, 2,
5, 2, 2, 4, 3, 1, 3, 3, 6, 3, 5, 9, 1, 10, 1, 7, 2, 2, 6, 7, 3, 5, 3, 7,
2, 2, 2, 2, 6, 4, 3, 2, 5, 5, 3, 15, 4, 2, 7, 7, 4, 3, 3, 5, 1, 2, 9, 0,
5, 7, 12, 2, 4, 8, 5, 7, 8, 3, 2, 2, 18, 1, 7, 2, 2, 1, 3, 3, 3, 7, 1, 9,
8, 4, 3, 7, 6, 4, 5, 2, 0, 5, 1, 5, 10, 4, 2, 8, 2, 2, 0, 5, 6, 4, 5, 0,
1, 5, 11, 3, 3, 4, 4, 2, 3, 5, 1, 6, 5, 7, 2, 2, 5, 7, 4, 8, 4, 1, 1, 7,
2, 3, 9, 6, 13, 1, 5, 4, 6, 2, 4, 11, 2, 5, 5, 1, 4, 1, 4, 7, 1, 5, 8, 3,
1, 10, 9, 13, 1, 7, 2, 9, 4, 3, 3, 10, 12, 2, 0, 4, 6, 5, 5, 1, 4, 7, 2, 12,
7, 6, 5, 0, 6, 4, 4, 12, 1, 3, 10, 1, 9, 2, 2, 2, 1, 5, 5, 6, 9, 6, 4, 1,
11, 6, 9, 3, 2, 7, 1, 7, 4, 3, 0, 3, 1, 12, 17, 2, 1, 6, 4, 4, 2, 1, 5, 5,
3, 2, 2, 4, 6, 5, 4, 6, 11, 3, 12, 6, 3, 6, 3, 0, 6, 3, 7, 4, 8, 5, 14, 5,
1, 9, 4, 6, 5, 3, 9, 3, 1, 1, 0, 3, 7, 3, 5, 1, 6, 2, 2, 6, 2, 12, 1, 0,
6, 3, 3, 5, 4, 7, 2, 2, 15, 7, 3, 10, 4, 2, 6, 3, 4, 8, 3, 1, 5, 5, 5, 4,
3, 7, 3, 4, 5, 5, 2, 4, 2, 5, 1, 12, 5, 6, 3, 2, 8, 5, 2, 3, 11, 11, 6, 5,
0, 3, 3, 9, 4, 2, 11, 1, 5, 3, 5, 6, 3, 6, 4, 2, 4, 10, 11, 3, 3, 4, 1, 1,
1, 3, 5, 5, 1, 1, 4, 1, 5, 1, 6, 8, 6, 4, 6, 7, 6, 3, 5, 3, 6, 6, 6, 4,
0, 6, 3, 1, 2, 4, 2, 6, 1, 1, 1, 2, 2, 4, 7, 2, 6, 2, 5, 7, 6, 4, 6, 3,
1, 4, 5, 1, 4, 6, 2, 3, 0, 6, 11, 2, 9, 2, 6, 4, 5, 6, 2, 19, 2, 10, 4, 2,
3, 3, 11, 7, 3, 3, 1, 5, 3, 6, 4, 3, 0, 6, 6, 6, 4, 2, 5, 2, 2, 2, 6, 10,
4, 9, 3, 7, 7, 0, 6, 8, 5, 2, 3, 2, 3, 3, 3, 1, 6, 1, 8, 2, 5, 3, 6, 11,
5, 7, 2, 6, 7, 3, 4, 1, 0, 5, 8, 3, 2, 9, 3, 1, 2, 3, 3, 9, 5, 6, 5, 1,
4, 5, 6, 7, 6, 1, 5, 1, 6, 6, 2, 6, 7, 2, 4, 6
};
vtkm::cont::ArrayHandleUniformPointCoordinates coordinates(vtkm::Id3(xVerts, yVerts, 1));
dataSet.AddCoordinateSystem(vtkm::cont::CoordinateSystem("coordinates", coordinates));
// Set point scalars
dataSet.AddField(vtkm::cont::make_Field(
"fieldA", vtkm::cont::Field::Association::POINTS, fieldA, nVerts, vtkm::CopyFlag::On));
dataSet.AddField(vtkm::cont::make_Field(
"fieldB", vtkm::cont::Field::Association::POINTS, fieldB, nVerts, vtkm::CopyFlag::On));
dataSet.AddField(vtkm::cont::make_Field(
"fieldC", vtkm::cont::Field::Association::POINTS, fieldC, nVerts, vtkm::CopyFlag::On));
return dataSet;
}
// The Condition function for non-marginal variable
// var is index of variable (data array)
// binId is bin index
// return true indicates considering this bin into final
// marginal histogram
// In this example, we have three variable var0, var1, var2
// the condition is P(Var0, Var2 | 1<Var1<4)
// because var0 and var2 are the marginal variable, we do not care the case var==0 or var==2
// it supposes that we do not have input as var ==0 or 2
struct VariableCondition
{
VTKM_EXEC
bool operator()(vtkm::Id var, vtkm::Id binId) const
{
if (var == 1)
{
if (1 < binId && binId < 4)
return true;
}
return false;
}
};
//
// Create a dataset with known point data and cell data (statistical distributions)
// Extract arrays of point and cell fields
// Create output structure to hold histogram bins
// Run FieldHistogram filter
//
void TestNDimsHistMarginalization()
{
// Setup and calculate a ND-histogram without marginalization first
// Create the output bin array
vtkm::cont::ArrayHandle<vtkm::Range> range;
vtkm::cont::ArrayHandle<vtkm::Float64> delta;
// Data attached is the poisson distribution
vtkm::cont::DataSet ds = MakeTestDataSet();
// Compute Nd histogram first
vtkm::worklet::NDimsHistogram ndHistogram;
// Set the number of data points
ndHistogram.SetNumOfDataPoints(ds.GetField(0).GetData().GetNumberOfValues());
// Add field one by one
vtkm::Range rangeFieldA;
vtkm::Float64 deltaFieldA;
ndHistogram.AddField(ds.GetField("fieldA").GetData(), 10, rangeFieldA, deltaFieldA);
vtkm::Range rangeFieldB;
vtkm::Float64 deltaFieldB;
ndHistogram.AddField(ds.GetField("fieldB").GetData(), 10, rangeFieldB, deltaFieldB);
vtkm::Range rangeFieldC;
vtkm::Float64 deltaFieldC;
ndHistogram.AddField(ds.GetField("fieldC").GetData(), 10, rangeFieldC, deltaFieldC);
// the return binIds and freqs is sparse distribution representation
// (we do not keep the 0 frequency entities)
// e.g. we have three variable(data arrays) in this example
// binIds[0, 1, 2][j] is a combination of bin ID of three variable,
// freqs[j] is the freqncy of this bin IDs combination
std::vector<vtkm::cont::ArrayHandle<vtkm::Id>> binIds;
vtkm::cont::ArrayHandle<vtkm::Id> freqs;
ndHistogram.Run(binIds, freqs);
// setup for histogram marginalization
// use a bool array to indicate the marginal variable (true -> marginal variable)
// the length of this array has to be equal to number of input variables
bool marginalVariableAry[3] = { true, false, true };
vtkm::cont::ArrayHandle<bool> marginalVariable =
vtkm::cont::make_ArrayHandle(marginalVariableAry, 3);
std::vector<vtkm::Id> numberOfBinsVec(3, 10);
vtkm::cont::ArrayHandle<vtkm::Id> numberOfBins = vtkm::cont::make_ArrayHandle(numberOfBinsVec);
// calculate marginal histogram by the setup (return sparse represetnation)
std::vector<vtkm::cont::ArrayHandle<vtkm::Id>> marginalBinIds;
vtkm::cont::ArrayHandle<vtkm::Id> marginalFreqs;
vtkm::worklet::NDimsHistMarginalization ndHistMarginalization;
ndHistMarginalization.Run(binIds,
freqs,
numberOfBins,
marginalVariable,
VariableCondition(),
marginalBinIds,
marginalFreqs);
// Ground truth ND histogram
vtkm::Id gtNonSparseBins = 40;
vtkm::Id gtIdx0[40] = { 0, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 4, 4,
4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 7, 7, 8, 9 };
vtkm::Id gtIdx1[40] = { 1, 0, 1, 2, 3, 0, 1, 2, 3, 4, 5, 7, 0, 1, 2, 3, 4, 5, 0, 1,
2, 3, 4, 5, 7, 8, 0, 1, 2, 3, 4, 5, 0, 1, 2, 3, 1, 2, 0, 1 };
vtkm::Id gtFreq[40] = { 1, 2, 1, 2, 1, 4, 7, 6, 3, 2, 2, 1, 6, 6, 8, 6, 2, 2, 6, 9,
10, 2, 5, 1, 1, 1, 6, 7, 9, 6, 3, 3, 2, 3, 2, 2, 3, 2, 1, 1 };
// Check result
vtkm::Id nonSparseBins = marginalBinIds[0].GetPortalControl().GetNumberOfValues();
VTKM_TEST_ASSERT(nonSparseBins == gtNonSparseBins,
"Incorrect ND-histogram marginalization results");
for (int i = 0; i < nonSparseBins; i++)
{
vtkm::Id idx0 = marginalBinIds[0].GetPortalControl().Get(i);
vtkm::Id idx1 = marginalBinIds[1].GetPortalControl().Get(i);
vtkm::Id f = marginalFreqs.GetPortalControl().Get(i);
VTKM_TEST_ASSERT(idx0 == gtIdx0[i] && idx1 == gtIdx1[i] && f == gtFreq[i],
"Incorrect ND-histogram marginalization results");
}
} // TestNDimsHistMarginalization
}
int UnitTestNDimsHistMarginalization(int argc, char* argv[])
{
return vtkm::cont::testing::Testing::Run(TestNDimsHistMarginalization, argc, argv);
}