VTK  9.2.6
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 idx, vtkDataObject* input);
60  void SetInputData(vtkDataObject* input) { this->SetInputData(0, input); }
62 
64 
69  vtkDataObject* GetInput(int idx);
70  vtkDataObject* GetInput() { return this->GetInput(0); }
72 
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 
115 
117 
118  void ThreadedRequestData(vtkInformation* request, vtkInformationVector** inputVector,
119  vtkInformationVector* outputVector, vtkImageData*** inData, vtkImageData** outData, int ext[6],
120  int id) override;
121 
122  // see vtkAlgorithm for docs.
123  int FillInputPortInformation(int, vtkInformation*) override;
124 
125  void InitOutput(int outExt[6], vtkImageData* outData);
126 
127  void InternalComputeInputUpdateExtent(int* inExt, int* outExt, int* inWextent, int whichInput);
128 
129  // overridden to allocate all of the output arrays, not just active scalars
130  void AllocateOutputData(vtkImageData* out, vtkInformation* outInfo, int* uExtent) override;
132 
133  // overridden to prevent shallow copies across, since we have to do it elementwise
134  void CopyAttributeData(
135  vtkImageData* in, vtkImageData* out, vtkInformationVector** inputVector) override;
136 
137 private:
138  vtkImageAppend(const vtkImageAppend&) = delete;
139  void operator=(const vtkImageAppend&) = delete;
140 };
141 
142 #endif
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:53
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, multiple threads will be spawned, and each thread will call this method.
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:65
void SetInputData(vtkDataObject *input)
Assign a data object as input.