1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
|
// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
// Description:
// This tests reading of a simple ADIOS2 bp file.
#include "vtkADIOS2CoreImageReader.h"
#include "vtkActor.h"
#include "vtkAlgorithm.h"
#include "vtkCamera.h"
#include "vtkCellData.h"
#include "vtkCompositeRenderManager.h"
#include "vtkDataArray.h"
#include "vtkDataSetMapper.h"
#include "vtkImageData.h"
#include "vtkImageDataToPointSet.h"
#include "vtkMPIController.h"
#include "vtkMultiBlockDataSet.h"
#include "vtkMultiPieceDataSet.h"
#include "vtkPointData.h"
#include "vtkPolyDataMapper.h"
#include "vtkProperty.h"
#include "vtkRegressionTestImage.h"
#include "vtkRenderWindow.h"
#include "vtkRenderWindowInteractor.h"
#include "vtkRenderer.h"
#include "vtkUnsignedIntArray.h"
#include "vtkXMLPMultiBlockDataWriter.h"
#include "vtkNew.h"
#include "vtkTestUtilities.h"
#include <sstream> // istringstream
struct TestArgs
{
int* retval;
int argc;
char** argv;
};
void TestADIOS2BPReaderMPIMultiTimeSteps2D(vtkMultiProcessController* controller, void* _args)
{
TestArgs* args = reinterpret_cast<TestArgs*>(_args);
int argc = args->argc;
char** argv = args->argv;
*(args->retval) = 1;
int currentRank = controller->GetLocalProcessId();
vtkNew<vtkADIOS2CoreImageReader> reader;
// Read the input data file
char* filePath =
vtkTestUtilities::ExpandDataFileName(argc, argv, "Data/ADIOS2/2D_HeatTransfer_10-step/sim.bp");
if (!reader->CanReadFile(filePath))
{
std::cerr << "Cannot read file " << reader->GetFileName() << std::endl;
return;
}
reader->SetFileName(filePath);
delete[] filePath;
reader->SetController(controller);
reader->UpdateInformation();
auto& availVars = reader->GetAvilableVariables();
assert(availVars.size() == 1);
// Get the dimension
std::string varName = availVars.begin()->first;
reader->SetDimensionArray("T");
reader->SetTimeStepArray("T");
reader->Update();
vtkSmartPointer<vtkMultiBlockDataSet> output =
vtkMultiBlockDataSet::SafeDownCast(reader->GetOutput());
assert(output->GetNumberOfBlocks() == 1);
vtkSmartPointer<vtkMultiPieceDataSet> mpds =
vtkMultiPieceDataSet::SafeDownCast(output->GetBlock(0));
assert(mpds->GetNumberOfPieces() == 2);
vtkSmartPointer<vtkImageData> image0 = vtkImageData::SafeDownCast(mpds->GetPiece(0));
vtkSmartPointer<vtkImageData> image1 = vtkImageData::SafeDownCast(mpds->GetPiece(1));
vtkNew<vtkImageDataToPointSet> imageToPointset;
if (currentRank == 0)
{ // Rank0 should read one block as vtkImageData into index 0
assert(image0);
// assert(!image1);
assert(image0->GetCellData()->GetNumberOfArrays() == 1);
image0->GetCellData()->SetActiveScalars("T");
imageToPointset->SetInputData(image0);
}
else if (currentRank == 1)
{ // Rank1 should read one block as vtkImageData into index 1
assert(!image0);
assert(image1);
assert(image1->GetCellData()->GetNumberOfArrays() == 1);
image1->GetCellData()->SetActiveScalars("T");
imageToPointset->SetInputData(image1);
}
imageToPointset->Update();
// Since I fail to find a proper mapper to render two vtkImageDatas inside
// a vtkMultiPieceDataSet in a vtkMultiBlockDataSet, I render the image directly here
vtkNew<vtkDataSetMapper> mapper;
mapper->SetInputDataObject(imageToPointset->GetOutput());
mapper->ScalarVisibilityOn();
mapper->SetScalarRange(0, 2000);
mapper->SetScalarModeToUseCellData();
mapper->ColorByArrayComponent("T", 0);
vtkNew<vtkActor> actor;
actor->SetMapper(mapper);
actor->GetProperty()->EdgeVisibilityOn();
vtkNew<vtkCompositeRenderManager> prm;
vtkSmartPointer<vtkRenderer> renderer;
renderer.TakeReference(prm->MakeRenderer());
renderer->AddActor(actor);
renderer->SetBackground(0.5, 0.5, 0.5);
renderer->GetActiveCamera()->Elevation(300);
renderer->GetActiveCamera()->Yaw(60);
renderer->ResetCamera();
vtkSmartPointer<vtkRenderWindow> rendWin;
rendWin.TakeReference(prm->MakeRenderWindow());
rendWin->SetSize(600, 300);
rendWin->SetPosition(0, 200 * controller->GetLocalProcessId());
rendWin->AddRenderer(renderer);
prm->SetRenderWindow(rendWin);
prm->SetController(controller);
prm->InitializePieces();
prm->InitializeOffScreen(); // Mesa GL only
if (controller->GetLocalProcessId() == 0)
{
rendWin->Render();
// Do the test comparison
int retval = vtkRegressionTestImage(rendWin);
if (retval == vtkRegressionTester::DO_INTERACTOR)
{
vtkNew<vtkRenderWindowInteractor> iren;
iren->SetRenderWindow(rendWin);
iren->Initialize();
iren->Start();
retval = vtkRegressionTester::PASSED;
}
std::cout << "retval after render=" << retval << std::endl;
*(args->retval) = (retval == vtkRegressionTester::PASSED) ? 0 : 1;
prm->StopServices();
}
else // not root node
{
prm->StartServices();
}
controller->Broadcast(args->retval, 1, 0);
}
int TestADIOS2BPReaderMPIMultiTimeSteps2D(int argc, char* argv[])
{
int retval{ 1 };
// Note that this will create a vtkMPIController if MPI
// is configured, vtkThreadedController otherwise.
vtkNew<vtkMPIController> controller;
controller->Initialize(&argc, &argv);
vtkMultiProcessController::SetGlobalController(controller);
TestArgs args;
args.retval = &retval;
args.argc = argc;
args.argv = argv;
controller->SetSingleMethod(TestADIOS2BPReaderMPIMultiTimeSteps2D, &args);
controller->SingleMethodExecute();
controller->Finalize();
return retval;
}
|
