File: vtkProgrammableAttributeDataFilter.cxx

package info (click to toggle)
vtk7 7.1.1%2Bdfsg1-12
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 125,776 kB
  • sloc: cpp: 1,539,582; ansic: 106,521; python: 78,038; tcl: 47,013; xml: 8,142; yacc: 5,040; java: 4,439; perl: 3,132; lex: 1,926; sh: 1,500; makefile: 122; objc: 83
file content (155 lines) | stat: -rw-r--r-- 4,588 bytes parent folder | download | duplicates (3)
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
/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkProgrammableAttributeDataFilter.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 "vtkProgrammableAttributeDataFilter.h"

#include "vtkCellData.h"
#include "vtkDataSetCollection.h"
#include "vtkGarbageCollector.h"
#include "vtkInformation.h"
#include "vtkInformationVector.h"
#include "vtkObjectFactory.h"
#include "vtkPointData.h"

vtkStandardNewMacro(vtkProgrammableAttributeDataFilter);

vtkProgrammableAttributeDataFilter::vtkProgrammableAttributeDataFilter()
{
  this->ExecuteMethod = NULL;
  this->ExecuteMethodArg = NULL;
  this->ExecuteMethodArgDelete = NULL;
  this->InputList = vtkDataSetCollection::New();
}

vtkProgrammableAttributeDataFilter::~vtkProgrammableAttributeDataFilter()
{
  // delete the current arg if there is one and a delete meth
  if ((this->ExecuteMethodArg)&&(this->ExecuteMethodArgDelete))
  {
    (*this->ExecuteMethodArgDelete)(this->ExecuteMethodArg);
  }
  if (this->InputList)
  {
    this->InputList->Delete();
    this->InputList = NULL;
  }
}

// Add a dataset to the list of data to process.
void vtkProgrammableAttributeDataFilter::AddInput(vtkDataSet *ds)
{
  if ( ! this->InputList->IsItemPresent(ds) )
  {
    this->Modified();
    this->InputList->AddItem(ds);
  }
}

// Remove a dataset from the list of data to process.
void vtkProgrammableAttributeDataFilter::RemoveInput(vtkDataSet *ds)
{
  if ( this->InputList->IsItemPresent(ds) )
  {
    this->Modified();
    this->InputList->RemoveItem(ds);
  }
}

// Specify the function to use to operate on the point attribute data. Note
// that the function takes a single (void *) argument.
void vtkProgrammableAttributeDataFilter::SetExecuteMethod(
  void (*f)(void *), void *arg)
{
  if ( f != this->ExecuteMethod || arg != this->ExecuteMethodArg )
  {
    // delete the current arg if there is one and a delete meth
    if ((this->ExecuteMethodArg)&&(this->ExecuteMethodArgDelete))
    {
      (*this->ExecuteMethodArgDelete)(this->ExecuteMethodArg);
    }
    this->ExecuteMethod = f;
    this->ExecuteMethodArg = arg;
    this->Modified();
  }
}

// Set the arg delete method. This is used to free user memory.
void vtkProgrammableAttributeDataFilter::SetExecuteMethodArgDelete(
  void (*f)(void *))
{
  if ( f != this->ExecuteMethodArgDelete)
  {
    this->ExecuteMethodArgDelete = f;
    this->Modified();
  }
}

int vtkProgrammableAttributeDataFilter::RequestData(
  vtkInformation *vtkNotUsed(request),
  vtkInformationVector **inputVector,
  vtkInformationVector *outputVector)
{
  // get the info objects
  vtkInformation *inInfo = inputVector[0]->GetInformationObject(0);
  vtkInformation *outInfo = outputVector->GetInformationObject(0);

  // get the input and output
  vtkDataSet *input = vtkDataSet::SafeDownCast(
    inInfo->Get(vtkDataObject::DATA_OBJECT()));
  vtkDataSet *output = vtkDataSet::SafeDownCast(
    outInfo->Get(vtkDataObject::DATA_OBJECT()));

  vtkDebugMacro(<<"Executing programmable point data filter");

  // First, copy the input to the output as a starting point
  output->CopyStructure( input );

  // Output data is the same as input data by default.
  output->GetCellData()->PassData(input->GetCellData());
  output->GetPointData()->PassData(input->GetPointData());

  // Now invoke the procedure, if specified.
  if ( this->ExecuteMethod != NULL )
  {
    (*this->ExecuteMethod)(this->ExecuteMethodArg);
  }

  return 1;
}

void vtkProgrammableAttributeDataFilter::PrintSelf(ostream& os, vtkIndent indent)
{
  this->Superclass::PrintSelf(os,indent);

  os << indent << "Input DataSets:\n";
  this->InputList->PrintSelf(os,indent.GetNextIndent());

  if ( this->ExecuteMethod )
  {
    os << indent << "An ExecuteMethod has been defined\n";
  }
  else
  {
    os << indent << "An ExecuteMethod has NOT been defined\n";
  }
}

//----------------------------------------------------------------------------
void
vtkProgrammableAttributeDataFilter
::ReportReferences(vtkGarbageCollector* collector)
{
  this->Superclass::ReportReferences(collector);
  vtkGarbageCollectorReport(collector, this->InputList, "InputList");
}