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
|
// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#include <vector>
#include "vtkActor.h"
#include "vtkCamera.h"
#include "vtkCompositeRenderManager.h"
#include "vtkDataArray.h"
#include "vtkDataSet.h"
#include "vtkDataSetSurfaceFilter.h"
#include "vtkHyperTreeGrid.h"
#include "vtkHyperTreeGridGeometricLocator.h"
#include "vtkLookupTable.h"
#include "vtkMPIController.h"
#include "vtkObjectFactory.h"
#include "vtkPHyperTreeGridProbeFilter.h"
#include "vtkPointData.h"
#include "vtkPolyDataMapper.h"
#include "vtkProcess.h"
#include "vtkProperty.h"
#include "vtkRTAnalyticSource.h"
#include "vtkRandomHyperTreeGridSource.h"
#include "vtkRegressionTestImage.h"
#include "vtkRenderWindow.h"
#include "vtkRenderWindowInteractor.h"
#include "vtkRenderer.h"
class MyProcess : public vtkProcess
{
public:
static MyProcess* New();
void Execute() override;
void SetArgs(int anArgc, char* anArgv[]);
protected:
MyProcess();
int Argc;
char** Argv;
};
vtkStandardNewMacro(MyProcess);
MyProcess::MyProcess()
{
this->Argc = 0;
this->Argv = nullptr;
}
void MyProcess::SetArgs(int anArgc, char* anArgv[])
{
this->Argc = anArgc;
this->Argv = anArgv;
}
// The HTG should really be distributed for this to be a full
// test of the parallel implementation
void MyProcess::Execute()
{
this->ReturnValue = 1;
int thisProc = this->Controller->GetLocalProcessId();
int numProcs = this->Controller->GetNumberOfProcesses();
vtkNew<vtkRandomHyperTreeGridSource> htgSource;
htgSource->SetDimensions(5, 5, 5);
htgSource->SetOutputBounds(-10, 10, -10, 10, -10, 10);
htgSource->SetSeed(0);
htgSource->SetMaxDepth(4);
htgSource->SetSplitFraction(0.4);
vtkNew<vtkRTAnalyticSource> wavelet;
wavelet->SetWholeExtent(-10, 10, -10, 10, -10, 10);
vtkNew<vtkPHyperTreeGridProbeFilter> prober;
prober->SetInputConnection(wavelet->GetOutputPort());
prober->SetSourceConnection(htgSource->GetOutputPort());
prober->SetPassPointArrays(true);
prober->UpdatePiece(thisProc, numProcs, 0);
prober->GetOutput()->GetPointData()->SetActiveScalars("Depth");
vtkNew<vtkDataSetSurfaceFilter> geom;
geom->SetInputConnection(prober->GetOutputPort());
vtkNew<vtkLookupTable> lut;
lut->SetNumberOfTableValues(6);
lut->SetTableRange(0, 5);
vtkNew<vtkPolyDataMapper> mapper;
mapper->SetInputConnection(geom->GetOutputPort());
mapper->ScalarVisibilityOn();
mapper->SetLookupTable(lut);
mapper->UseLookupTableScalarRangeOn();
mapper->SetScalarModeToUsePointData();
mapper->ColorByArrayComponent("Depth", 0);
mapper->InterpolateScalarsBeforeMappingOn();
mapper->SetNumberOfPieces(numProcs);
mapper->SetPiece(thisProc);
vtkNew<vtkActor> actor;
actor->SetMapper(mapper);
actor->GetProperty()->SetRepresentationToSurface();
actor->GetProperty()->EdgeVisibilityOn();
// For distributed rendering
vtkNew<vtkCompositeRenderManager> crm;
vtkSmartPointer<vtkRenderer> renderer = vtkSmartPointer<vtkRenderer>::Take(crm->MakeRenderer());
renderer->AddActor(actor);
vtkSmartPointer<vtkRenderWindow> renWin =
vtkSmartPointer<vtkRenderWindow>::Take(crm->MakeRenderWindow());
renWin->AddRenderer(renderer.Get());
// Antialiasing prevent distributed pipeline
renWin->SetMultiSamples(0);
crm->SetRenderWindow(renWin);
crm->SetController(this->Controller);
const int MY_RETURN_VALUE_MESSAGE = 0x42;
if (thisProc == 0)
{
vtkCamera* camera = renderer->GetActiveCamera();
camera->SetPosition(-15, -15, -15);
// All camera should be reset. If not, only root node
// will update the pipeline, and reducing operation in
// vtkPHyperTreeGridProbeFilter will be blocked.
crm->ResetAllCameras();
renWin->Render();
this->ReturnValue = vtkRegressionTester::Test(this->Argc, this->Argv, renWin, 10);
crm->StopServices();
for (int i = 1; i < numProcs; i++)
{
this->Controller->Send(&this->ReturnValue, 1, i, MY_RETURN_VALUE_MESSAGE);
}
}
else
{
crm->StartServices();
this->Controller->Receive(&this->ReturnValue, 1, 0, MY_RETURN_VALUE_MESSAGE);
}
}
int TestPHyperTreeGridProbeFilter(int argc, char* argv[])
{
vtkNew<vtkMPIController> controller;
controller->Initialize(&argc, &argv, 0);
vtkMultiProcessController::SetGlobalController(controller);
vtkNew<MyProcess> p;
p->SetArgs(argc, argv);
controller->SetSingleProcessObject(p);
controller->SingleMethodExecute();
int retVal = p->GetReturnValue();
controller->Finalize();
return !retVal;
}
|
