VTK  9.0.1
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 =========================================================================*/
22 #ifndef vtkRenderLargeImage_h
23 #define vtkRenderLargeImage_h
24 
25 #include "vtkAlgorithm.h"
26 #include "vtkFiltersHybridModule.h" // For export macro
27 #include "vtkImageData.h" // makes things a bit easier
28 
29 class vtkRenderer;
31 class vtkCollection;
32 class vtkRenderLargeImage2DHelperClass;
33 
34 class VTKFILTERSHYBRID_EXPORT vtkRenderLargeImage : public vtkAlgorithm
35 {
36 public:
37  static vtkRenderLargeImage* New();
39  void PrintSelf(ostream& os, vtkIndent indent) override;
40 
42 
45  vtkSetMacro(Magnification, int);
46  vtkGetMacro(Magnification, int);
48 
52  virtual void SetInput(vtkRenderer*);
53 
55 
58  vtkGetObjectMacro(Input, vtkRenderer);
60 
64  vtkImageData* GetOutput();
65 
71 
72 protected:
74  ~vtkRenderLargeImage() override;
75 
79  void RequestInformation(vtkInformation*, vtkInformationVector**, vtkInformationVector*);
80 
81  // see algorithm for more info
83 
84  // Adjust the coordinates of all 2D actors to fit new window size
85  void Rescale2DActors();
86  // Shift each actor according to the tile we are rendering
87  void Shift2DActors(int x, int y);
88  // put them all back to their previous state when finished.
89  void Restore2DActors();
90  // 2D Actors need to be rescaled and shifted about for each tile
91  // use this helper class to make life easier.
92  vtkRenderLargeImage2DHelperClass* StoredData;
93 
94 private:
96  void operator=(const vtkRenderLargeImage&) = delete;
97 };
98 
99 #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:67
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:33
topologically and geometrically regular array of data
Definition: vtkImageData.h:41
create and manipulate ordered lists of objects
Definition: vtkCollection.h:52
Store zero or more vtkInformation instances.
static vtkAlgorithm * New()