VTK  9.2.6
vtkRenderLargeImage.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkRenderLargeImage.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 =========================================================================*/
25 #ifndef vtkRenderLargeImage_h
26 #define vtkRenderLargeImage_h
27 
28 #include "vtkAlgorithm.h"
29 #include "vtkFiltersHybridModule.h" // For export macro
30 #include "vtkImageData.h" // makes things a bit easier
31 
32 class vtkRenderer;
34 class vtkCollection;
35 class vtkRenderLargeImage2DHelperClass;
36 
37 class VTKFILTERSHYBRID_EXPORT vtkRenderLargeImage : public vtkAlgorithm
38 {
39 public:
40  static vtkRenderLargeImage* New();
42  void PrintSelf(ostream& os, vtkIndent indent) override;
43 
45 
48  vtkSetMacro(Magnification, int);
49  vtkGetMacro(Magnification, int);
51 
55  virtual void SetInput(vtkRenderer*);
56 
58 
61  vtkGetObjectMacro(Input, vtkRenderer);
63 
67  vtkImageData* GetOutput();
68 
74 
75 protected:
77  ~vtkRenderLargeImage() override;
78 
82  void RequestInformation(vtkInformation*, vtkInformationVector**, vtkInformationVector*);
83 
84  // see algorithm for more info
86 
87  // Adjust the coordinates of all 2D actors to fit new window size
88  void Rescale2DActors();
89  // Shift each actor according to the tile we are rendering
90  void Shift2DActors(int x, int y);
91  // put them all back to their previous state when finished.
92  void Restore2DActors();
93  // 2D Actors need to be rescaled and shifted about for each tile
94  // use this helper class to make life easier.
95  vtkRenderLargeImage2DHelperClass* StoredData;
96 
97 private:
99  void operator=(const vtkRenderLargeImage&) = delete;
100 };
101 
102 #endif
Use tiling to generate a large rendering.
a list of 2D actors
Store vtkAlgorithm input/output information.
abstract specification for renderers
Definition: vtkRenderer.h:72
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
int vtkTypeBool
Definition: vtkABI.h:69
virtual vtkTypeBool ProcessRequest(vtkInformation *request, vtkInformationVector **inInfo, vtkInformationVector *outInfo)
Upstream/Downstream requests form the generalized interface through which executives invoke a algorit...
vtkRenderLargeImage2DHelperClass * StoredData
Superclass for all sources, filters, and sinks in VTK.
Definition: vtkAlgorithm.h:62
virtual int FillOutputPortInformation(int port, vtkInformation *info)
Fill the output port information objects for this algorithm.
a simple class to control print indentation
Definition: vtkIndent.h:39
topologically and geometrically regular array of data
Definition: vtkImageData.h:53
create and manipulate ordered lists of objects
Definition: vtkCollection.h:55
Store zero or more vtkInformation instances.
static vtkAlgorithm * New()