VTK
vtkCellCentersPointPlacer.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkCellCentersPointPlacer.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=========================================================================*/
41#ifndef vtkCellCentersPointPlacer_h
42#define vtkCellCentersPointPlacer_h
43
44#include "vtkInteractionWidgetsModule.h" // For export macro
45#include "vtkPointPlacer.h"
46
47class vtkRenderer;
49class vtkProp;
50class vtkCellPicker;
51
52class VTKINTERACTIONWIDGETS_EXPORT vtkCellCentersPointPlacer : public vtkPointPlacer
53{
54public:
59
61
65 void PrintSelf(ostream& os, vtkIndent indent);
67
68 // Descuription:
69 // Add an actor (that represents a terrain in a rendererd scene) to the
70 // list. Only props in this list are considered by the PointPlacer
71 virtual void AddProp( vtkProp * );
72 virtual void RemoveViewProp(vtkProp *prop);
73 virtual void RemoveAllProps();
74 int HasProp( vtkProp * );
76
86 double displayPos[2],
87 double worldPos[3],
88 double worldOrient[9] );
89
97 double displayPos[2],
98 double refWorldPos[3],
99 double worldPos[3],
100 double worldOrient[9] );
101
106 virtual int ValidateWorldPosition( double worldPos[3] );
107
111 virtual int ValidateDisplayPosition( vtkRenderer *, double displayPos[2] );
112
117 virtual int ValidateWorldPosition( double worldPos[3],
118 double worldOrient[9] );
119
121
124 vtkGetObjectMacro( CellPicker, vtkCellPicker );
126
128
134 vtkSetMacro( Mode, int );
135 vtkGetMacro( Mode, int );
137
138 enum
139 {
140 ParametricCenter = 0,
142 None
143 };
144
145protected:
148
149 // The props that represents the terrain data (one or more) in a rendered
150 // scene
153 int Mode;
154
155private:
156 vtkCellCentersPointPlacer(const vtkCellCentersPointPlacer&) VTK_DELETE_FUNCTION;
157 void operator=(const vtkCellCentersPointPlacer&) VTK_DELETE_FUNCTION;
158};
159
160#endif
Snaps points at the center of a cell.
virtual int ValidateDisplayPosition(vtkRenderer *, double displayPos[2])
Given a display position, check the validity of this position.
virtual void RemoveViewProp(vtkProp *prop)
virtual int ComputeWorldPosition(vtkRenderer *ren, double displayPos[2], double worldPos[3], double worldOrient[9])
Given a renderer and a display position in pixel coordinates, compute the world position and orientat...
virtual void RemoveAllProps()
virtual int ValidateWorldPosition(double worldPos[3], double worldOrient[9])
Given a world position and a world orientation, validate it according to the constraints of the place...
virtual void AddProp(vtkProp *)
virtual int ValidateWorldPosition(double worldPos[3])
Given a world position check the validity of this position according to the constraints of the placer...
void PrintSelf(ostream &os, vtkIndent indent)
Methods invoked by print to print information about the object including superclasses.
virtual int ComputeWorldPosition(vtkRenderer *ren, double displayPos[2], double refWorldPos[3], double worldPos[3], double worldOrient[9])
Given a renderer, a display position, and a reference world position, compute the new world position ...
static vtkCellCentersPointPlacer * New()
Instantiate this class.
ray-cast cell picker for all kinds of Prop3Ds
Definition: vtkCellPicker.h:70
a simple class to control print indentation
Definition: vtkIndent.h:40
Abstract interface to translate 2D display positions to world coordinates.
a list of Props
abstract superclass for all actors, volumes and annotations
Definition: vtkProp.h:48
abstract specification for renderers
Definition: vtkRenderer.h:64
vtkSetMacro(IgnoreDriverBugs, bool)
Updates the extensions string.