VTK
vtkResliceCursorPicker.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkPicker.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 =========================================================================*/
30 #ifndef vtkResliceCursorPicker_h
31 #define vtkResliceCursorPicker_h
32 
33 #include "vtkInteractionWidgetsModule.h" // For export macro
34 #include "vtkPicker.h"
35 
36 class vtkPolyData;
37 class vtkGenericCell;
39 class vtkMatrix4x4;
40 class vtkPlane;
41 
42 class VTKINTERACTIONWIDGETS_EXPORT vtkResliceCursorPicker : public vtkPicker
43 {
44 public:
45  static vtkResliceCursorPicker *New();
47  void PrintSelf(ostream& os, vtkIndent indent) override;
48 
55  int Pick(double selectionX, double selectionY, double selectionZ,
56  vtkRenderer *renderer) override;
57 
59 
62  vtkGetMacro( PickedAxis1, int );
63  vtkGetMacro( PickedAxis2, int );
64  vtkGetMacro( PickedCenter, int );
66 
68 
71  virtual void SetResliceCursorAlgorithm(
73  vtkGetObjectMacro( ResliceCursorAlgorithm,
76 
77  virtual void SetTransformMatrix( vtkMatrix4x4 * );
78 
83  void Pick(
84  double displayPos[2], double world[3], vtkRenderer *ren );
85 
86 protected:
88  ~vtkResliceCursorPicker() override;
89 
90  virtual int IntersectPolyDataWithLine(
91  double p1[3], double p2[3], vtkPolyData *, double tol );
92  virtual int IntersectPointWithLine(
93  double p1[3], double p2[3], double X[3], double tol );
94 
95  void TransformPlane();
96  void TransformPoint( double pIn[4], double pOut[4] );
97  void InverseTransformPoint( double pIn[4], double pOut[4] );
98 
99 private:
100 
101  vtkGenericCell *Cell; //used to accelerate picking
102  vtkResliceCursorPolyDataAlgorithm * ResliceCursorAlgorithm;
103 
104  int PickedAxis1;
105  int PickedAxis2;
106  int PickedCenter;
107  vtkMatrix4x4 * TransformMatrix;
108  vtkPlane * Plane;
109 
110 private:
112  void operator=(const vtkResliceCursorPicker&) = delete;
113 };
114 
115 #endif
represent and manipulate 4x4 transformation matrices
Definition: vtkMatrix4x4.h:41
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
generates a 2D reslice cursor polydata
abstract specification for renderers
Definition: vtkRenderer.h:63
concrete dataset represents vertices, lines, polygons, and triangle strips
Definition: vtkPolyData.h:85
provides thread-safe access to cells
superclass for 3D geometric pickers (uses ray cast)
Definition: vtkPicker.h:58
a simple class to control print indentation
Definition: vtkIndent.h:39
static vtkPicker * New()
perform various plane computations
Definition: vtkPlane.h:37
int Pick(double selectionX, double selectionY, double selectionZ, vtkRenderer *renderer) override
Perform pick operation with selection point provided.
ray-cast cell picker for the reslice cursor