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vtkImageAppend.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkImageAppend.h
5 
6  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
7  All rights reserved.
8  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
9 
10  This software is distributed WITHOUT ANY WARRANTY; without even
11  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
12  PURPOSE. See the above copyright notice for more information.
13 
14 =========================================================================*/
32 #ifndef vtkImageAppend_h
33 #define vtkImageAppend_h
34 
35 #include "vtkFiltersCoreModule.h" // For export macro
37 
38 class VTKFILTERSCORE_EXPORT vtkImageAppend : public vtkThreadedImageAlgorithm
39 {
40 public:
41  static vtkImageAppend *New();
43  void PrintSelf(ostream& os, vtkIndent indent) override;
44 
51  virtual void ReplaceNthInputConnection(int idx, vtkAlgorithmOutput* input);
52 
54 
59  void SetInputData(int num, vtkDataObject *input);
60  void SetInputData(vtkDataObject *input) { this->SetInputData(0, input); };
62 
64 
69  vtkDataObject *GetInput(int num);
70  vtkDataObject *GetInput() { return this->GetInput(0); };
72 
78  int GetNumberOfInputs() { return this->GetNumberOfInputConnections(0); };
79 
81 
87  vtkSetMacro(AppendAxis, int);
88  vtkGetMacro(AppendAxis, int);
90 
92 
100  vtkSetMacro(PreserveExtents, vtkTypeBool);
101  vtkGetMacro(PreserveExtents, vtkTypeBool);
102  vtkBooleanMacro(PreserveExtents, vtkTypeBool);
104 
105 protected:
106  vtkImageAppend();
107  ~vtkImageAppend() override;
108 
111  // Array holds the AppendAxisExtent shift for each input.
112  int *Shifts;
113 
116  vtkInformationVector *) override;
117 
120  vtkInformationVector *) override;
121 
122  void ThreadedRequestData (vtkInformation* request,
123  vtkInformationVector** inputVector,
124  vtkInformationVector* outputVector,
125  vtkImageData ***inData, vtkImageData **outData,
126  int ext[6], int id) override;
127 
128 
129  // see vtkAlgorithm for docs.
130  int FillInputPortInformation(int, vtkInformation*) override;
131 
132  void InitOutput(int outExt[6], vtkImageData *outData);
133 
134  void InternalComputeInputUpdateExtent(
135  int *inExt, int *outExt, int *inWextent, int whichInput);
136 
137  // overridden to allocate all of the output arrays, not just active scalars
139  vtkInformation* outInfo,
140  int *uExtent) override;
142  vtkInformation* outInfo) override;
143 
144  // overridden to prevent shallow copies across, since we have to do it elementwise
146  vtkInformationVector** inputVector) override;
147 
148 
149 private:
150  vtkImageAppend(const vtkImageAppend&) = delete;
151  void operator=(const vtkImageAppend&) = delete;
152 };
153 
154 #endif
155 
156 
157 
158 
int GetNumberOfInputConnections(int port)
Get the number of inputs currently connected to a port.
Collects data from multiple inputs into one image.
Store vtkAlgorithm input/output information.
vtkTypeBool PreserveExtents
vtkDataObject * GetInput()
Get a data object for one of the input port connections.
void SetInputData(vtkDataObject *)
Assign a data object as input.
virtual int RequestUpdateExtent(vtkInformation *, vtkInformationVector **, vtkInformationVector *)
Subclasses can reimplement this method to translate the update extent requests from each output port ...
Proxy object to connect input/output ports.
virtual void AllocateOutputData(vtkImageData *out, vtkInformation *outInfo, int *uExtent)
Allocate the output data.
int vtkTypeBool
Definition: vtkABI.h:69
Generic filter that has one input.
a simple class to control print indentation
Definition: vtkIndent.h:39
topologically and geometrically regular array of data
Definition: vtkImageData.h:45
virtual int RequestInformation(vtkInformation *request, vtkInformationVector **inputVector, vtkInformationVector *outputVector)
Subclasses can reimplement this method to collect information from their inputs and set information f...
virtual void ThreadedRequestData(vtkInformation *request, vtkInformationVector **inputVector, vtkInformationVector *outputVector, vtkImageData ***inData, vtkImageData **outData, int extent[6], int threadId)
If the subclass does not define an Execute method, then the task will be broken up,...
virtual void CopyAttributeData(vtkImageData *in, vtkImageData *out, vtkInformationVector **inputVector)
Copy the other point and cell data.
int GetNumberOfInputs()
Get the number of inputs to this filter.
int FillInputPortInformation(int port, vtkInformation *info) override
These method should be reimplemented by subclasses that have more than a single input or single outpu...
Store zero or more vtkInformation instances.
static vtkAlgorithm * New()
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
vtkDataObject * GetInput()
Get one input to this filter.
general representation of visualization data
Definition: vtkDataObject.h:64
void SetInputData(vtkDataObject *input)
Assign a data object as input.