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
|
/*=========================================================================
Program: Visualization Toolkit
Module: vtkSectorSource.cxx
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm 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 "vtkSectorSource.h"
#include "vtkInformation.h"
#include "vtkInformationVector.h"
#include "vtkObjectFactory.h"
#include "vtkPolyData.h"
//#include "vtkDiskSource.h"
#include "vtkLineSource.h"
#include "vtkRotationalExtrusionFilter.h"
#include "vtkMath.h"
#include "vtkSmartPointer.h"
#define VTK_CREATE(type, name) \
vtkSmartPointer<type> name = vtkSmartPointer<type>::New()
vtkStandardNewMacro(vtkSectorSource);
vtkSectorSource::vtkSectorSource()
{
this->InnerRadius = 1.0;
this->OuterRadius = 2.0;
this->ZCoord = 0.0;
this->StartAngle = 0.0;
this->EndAngle = 90.0;
this->RadialResolution = 1;
this->CircumferentialResolution = 6;
this->SetNumberOfInputPorts(0);
}
int vtkSectorSource::RequestData(
vtkInformation *vtkNotUsed(request),
vtkInformationVector **vtkNotUsed(inputVector),
vtkInformationVector *outputVector)
{
// get the info object
vtkInformation *outInfo = outputVector->GetInformationObject(0);
// get the ouptut
vtkPolyData *output = vtkPolyData::SafeDownCast(
outInfo->Get(vtkDataObject::DATA_OBJECT()));
int piece, numPieces, ghostLevel;
piece = output->GetUpdatePiece();
numPieces = output->GetUpdateNumberOfPieces();
ghostLevel = output->GetUpdateGhostLevel();
// if( (this->StartAngle == 0. && this->EndAngle == 360.) ||
// (this->StartAngle == 360. && this->EndAngle == 0. ) )
// {
// //use vtkDiskSource
// VTK_CREATE(vtkDiskSource, diskSource );
// diskSource->SetCircumferentialResolution( this->CircumferentialResolution );
// diskSource->SetRadialResolution( this->RadialResolution );
// diskSource->SetInnerRadius( this->InnerRadius );
// diskSource->SetOuterRadius( this->OuterRadius );
// if (output->GetUpdatePiece() == 0 && numPieces > 0)
// {
// diskSource->Update();
// output->ShallowCopy(diskSource->GetOutput());
// }
// output->SetUpdatePiece(piece);
// output->SetUpdateNumberOfPieces(numPieces);
// output->SetUpdateGhostLevel(ghostLevel);
// }
// else
// {
VTK_CREATE(vtkLineSource, lineSource);
lineSource->SetResolution( this->RadialResolution );
//set vertex 1, adjust for start angle
//set vertex 2, adjust for start angle
double x1[3], x2[3];
x1[0] = this->InnerRadius * cos( vtkMath::RadiansFromDegrees( this->StartAngle ) );
x1[1] = this->InnerRadius * sin( vtkMath::RadiansFromDegrees( this->StartAngle ) );
x1[2] = this->ZCoord;
x2[0] = this->OuterRadius * cos( vtkMath::RadiansFromDegrees( this->StartAngle ) );
x2[1] = this->OuterRadius * sin( vtkMath::RadiansFromDegrees( this->StartAngle ) );
x2[2] = this->ZCoord;
lineSource->SetPoint1(x1);
lineSource->SetPoint2(x2);
lineSource->Update();
VTK_CREATE(vtkRotationalExtrusionFilter, rotateFilter);
rotateFilter->SetResolution( this->CircumferentialResolution );
rotateFilter->SetInput(lineSource->GetOutput());
rotateFilter->SetAngle( this->EndAngle - this->StartAngle );
if (output->GetUpdatePiece() == 0 && numPieces > 0)
{
rotateFilter->Update();
output->ShallowCopy(rotateFilter->GetOutput());
}
output->SetUpdatePiece(piece);
output->SetUpdateNumberOfPieces(numPieces);
output->SetUpdateGhostLevel(ghostLevel);
// }
return 1;
}
void vtkSectorSource::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os,indent);
os << indent << "InnerRadius: " << this->InnerRadius << "\n";
os << indent << "OuterRadius: " << this->OuterRadius << "\n";
os << indent << "ZCoord: " << this->ZCoord << "\n";
os << indent << "StartAngle: " << this->StartAngle << "\n";
os << indent << "EndAngle: " << this->EndAngle << "\n";;
os << indent << "CircumferentialResolution: " << this->CircumferentialResolution << "\n";
os << indent << "RadialResolution: " << this->RadialResolution << "\n";
}
|
