VTK
vtkDistanceToCamera.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkDistanceToCamera.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 =========================================================================*/
15 /*-------------------------------------------------------------------------
16  Copyright 2008 Sandia Corporation.
17  Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
18  the U.S. Government retains certain rights in this software.
19 -------------------------------------------------------------------------*/
32 #ifndef vtkDistanceToCamera_h
33 #define vtkDistanceToCamera_h
34 
35 #include "vtkRenderingCoreModule.h" // For export macro
36 #include "vtkPolyDataAlgorithm.h"
37 
38 class vtkRenderer;
39 
40 class VTKRENDERINGCORE_EXPORT vtkDistanceToCamera : public vtkPolyDataAlgorithm
41 {
42 public:
43  static vtkDistanceToCamera *New();
45  void PrintSelf(ostream& os, vtkIndent indent);
46 
48 
51  void SetRenderer(vtkRenderer* ren);
52  vtkGetObjectMacro(Renderer, vtkRenderer);
54 
56 
60  vtkSetMacro(ScreenSize, double);
61  vtkGetMacro(ScreenSize, double);
63 
65 
68  vtkSetMacro(Scaling, bool);
69  vtkGetMacro(Scaling, bool);
70  vtkBooleanMacro(Scaling, bool);
72 
76  virtual vtkMTimeType GetMTime();
77 
78 protected:
81 
82  int RequestData(
86 
88  double ScreenSize;
89  bool Scaling;
90  int LastRendererSize[2];
91  double LastCameraPosition[3];
92  double LastCameraFocalPoint[3];
93  double LastCameraViewUp[3];
95 
96 private:
97  vtkDistanceToCamera(const vtkDistanceToCamera&) VTK_DELETE_FUNCTION;
98  void operator=(const vtkDistanceToCamera&) VTK_DELETE_FUNCTION;
99 };
100 
101 #endif
vtkDistanceToCamera::LastCameraParallelScale
double LastCameraParallelScale
Definition: vtkDistanceToCamera.h:94
vtkInformationVector
Store zero or more vtkInformation instances.
Definition: vtkInformationVector.h:41
vtkPolyDataAlgorithm::PrintSelf
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
vtkMTimeType
vtkTypeUInt64 vtkMTimeType
Definition: vtkType.h:248
vtkDistanceToCamera::Scaling
bool Scaling
Definition: vtkDistanceToCamera.h:89
vtkDistanceToCamera::Renderer
vtkRenderer * Renderer
Definition: vtkDistanceToCamera.h:87
vtkPolyDataAlgorithm.h
vtkPolyDataAlgorithm::RequestData
virtual int RequestData(vtkInformation *request, vtkInformationVector **inputVector, vtkInformationVector *outputVector)
This is called by the superclass.
vtkObject::GetMTime
virtual vtkMTimeType GetMTime()
Return this object's modified time.
vtkIndent
a simple class to control print indentation
Definition: vtkIndent.h:39
vtkBooleanMacro
vtkBooleanMacro(IgnoreDriverBugs, bool)
Updates the extensions string.
vtkInformation
Store vtkAlgorithm input/output information.
Definition: vtkInformation.h:86
vtkSetMacro
vtkSetMacro(IgnoreDriverBugs, bool)
Updates the extensions string.
vtkDistanceToCamera
calculates distance from points to the camera.
Definition: vtkDistanceToCamera.h:40
vtkRenderer
abstract specification for renderers
Definition: vtkRenderer.h:63
vtkDistanceToCamera::ScreenSize
double ScreenSize
Definition: vtkDistanceToCamera.h:88
vtkPolyDataAlgorithm::New
static vtkPolyDataAlgorithm * New()
vtkPolyDataAlgorithm
Superclass for algorithms that produce only polydata as output.
Definition: vtkPolyDataAlgorithm.h:44