VTK  9.3.0
vtkPolyDataPointPlacer.h
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1 // SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
2 // SPDX-License-Identifier: BSD-3-Clause
22 #ifndef vtkPolyDataPointPlacer_h
23 #define vtkPolyDataPointPlacer_h
24 
25 #include "vtkInteractionWidgetsModule.h" // For export macro
26 #include "vtkPointPlacer.h"
27 
28 VTK_ABI_NAMESPACE_BEGIN
29 class vtkRenderer;
30 class vtkPropCollection;
31 class vtkProp;
32 class vtkPropPicker;
33 
34 class VTKINTERACTIONWIDGETS_EXPORT vtkPolyDataPointPlacer : public vtkPointPlacer
35 {
36 public:
41 
43 
47  void PrintSelf(ostream& os, vtkIndent indent) override;
49 
50  // Description:
51  // Add an actor (that represents a terrain in a rendered scene) to the
52  // list. Only props in this list are considered by the PointPlacer
53  virtual void AddProp(vtkProp*);
54  virtual void RemoveViewProp(vtkProp* prop);
55  virtual void RemoveAllProps();
58 
68  vtkRenderer* ren, double displayPos[2], double worldPos[3], double worldOrient[9]) override;
69 
76  int ComputeWorldPosition(vtkRenderer* ren, double displayPos[2], double refWorldPos[3],
77  double worldPos[3], double worldOrient[9]) override;
78 
83  int ValidateWorldPosition(double worldPos[3]) override;
84 
88  int ValidateDisplayPosition(vtkRenderer*, double displayPos[2]) override;
89 
94  int ValidateWorldPosition(double worldPos[3], double worldOrient[9]) override;
95 
97 
100  vtkGetObjectMacro(PropPicker, vtkPropPicker);
102 
103 protected:
106 
107  // The props that represents the terrain data (one or more) in a rendered
108  // scene
111 
112 private:
114  void operator=(const vtkPolyDataPointPlacer&) = delete;
115 };
116 
117 VTK_ABI_NAMESPACE_END
118 #endif
a simple class to control print indentation
Definition: vtkIndent.h:38
Abstract interface to translate 2D display positions to world coordinates.
Base class to place points given constraints on polygonal data.
vtkTypeBool HasProp(vtkProp *)
vtkPropCollection * SurfaceProps
virtual void RemoveAllProps()
static vtkPolyDataPointPlacer * New()
Instantiate this class.
virtual void RemoveViewProp(vtkProp *prop)
void PrintSelf(ostream &os, vtkIndent indent) override
Standard methods for instances of this class.
int ValidateDisplayPosition(vtkRenderer *, double displayPos[2]) override
Given a display position, check the validity of this position.
int ComputeWorldPosition(vtkRenderer *ren, double displayPos[2], double worldPos[3], double worldOrient[9]) override
Given a renderer and a display position in pixel coordinates, compute the world position and orientat...
int ComputeWorldPosition(vtkRenderer *ren, double displayPos[2], double refWorldPos[3], double worldPos[3], double worldOrient[9]) override
Given a renderer, a display position, and a reference world position, compute the new world position ...
int ValidateWorldPosition(double worldPos[3], double worldOrient[9]) override
Given a world position and a world orientation, validate it according to the constraints of the place...
~vtkPolyDataPointPlacer() override
int ValidateWorldPosition(double worldPos[3]) override
Given a world position check the validity of this position according to the constraints of the placer...
virtual void AddProp(vtkProp *)
an ordered list of Props
pick an actor/prop using graphics hardware
Definition: vtkPropPicker.h:44
abstract superclass for all actors, volumes and annotations
Definition: vtkProp.h:55
abstract specification for renderers
Definition: vtkRenderer.h:71
int vtkTypeBool
Definition: vtkABI.h:64