VTK  9.3.20240521
vtkCameraPathRepresentation.h
Go to the documentation of this file.
1// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
2// SPDX-License-Identifier: BSD-3-Clause
19#ifndef vtkCameraPathRepresentation_h
20#define vtkCameraPathRepresentation_h
21
23#include "vtkInteractionWidgetsModule.h" // For export macro
24#include "vtkWrappingHints.h" // For VTK_MARSHALAUTO
25
26VTK_ABI_NAMESPACE_BEGIN
28class vtkCamera;
29
30class VTKINTERACTIONWIDGETS_EXPORT VTK_MARSHALAUTO vtkCameraPathRepresentation
32{
33public:
36 void PrintSelf(ostream& os, vtkIndent indent) override;
37
42 void SetDirectional(bool val) override;
43
48 void SetNumberOfHandles(int npts) override;
49
54
62 void InitializeHandles(vtkPoints* points) override;
63
70 void BuildRepresentation() override;
71
75 void AddCameraAt(vtkCamera* camera, int index);
76
80 void DeleteCameraAt(int index);
81
82protected:
84 ~vtkCameraPathRepresentation() override = default;
85
89 void SizeHandles() override;
90
95
100 void InsertCamera(vtkCamera* camera, int index);
101
105 void CreateDefaultHandles(int npts);
106
115 void ReconfigureHandles(int newNPts, int oldNPts);
116
120 int InsertHandleOnLine(double* pos) override;
121
125 void EraseHandle(const int&) override;
126
127 // Specialized methods to access handles
128 vtkActor* GetHandleActor(int index) override;
129 vtkHandleSource* GetHandleSource(int index) override;
130 int GetHandleIndex(vtkProp* prop) override;
131
132private:
134 void operator=(const vtkCameraPathRepresentation&) = delete;
135
136 void RebuildRepresentation();
137
138 void UpdateConfiguration(int npts);
139
140 std::vector<vtkSmartPointer<vtkCameraHandleSource>> CameraHandles;
141 std::vector<vtkSmartPointer<vtkActor>> HandleActors;
142};
143
144VTK_ABI_NAMESPACE_END
145#endif
abstract representation for a spline.
represents an object (geometry & properties) in a rendered scene
Definition vtkActor.h:151
handle source used to represent one camera.
representation for a camera path.
void SetNumberOfHandles(int npts) override
Adjust the number of camera handles while keeping the same path.
vtkHandleSource * GetHandleSource(int index) override
void CreateDefaultHandles(int npts)
Create/Recreate npts default camera handles.
void BuildRepresentation() override
Method that satisfy vtkWidgetRepresentation API.
int InsertHandleOnLine(double *pos) override
Specialized method to insert a camera handle on the camera path.
void SetParametricSpline(vtkParametricSpline *spline) override
Set the parametric spline object.
vtkActor * GetHandleActor(int index) override
void SetDirectional(bool val) override
Sets the representation to be a curve interpolating multiple cameras pointing to their focal point.
static vtkCameraPathRepresentation * New()
void SizeHandles() override
Resize the camera handles on demand.
int GetHandleIndex(vtkProp *prop) override
returns handle index or -1 on fail
void ClearCameraHandles()
Delete all camera handles.
void EraseHandle(const int &) override
Specialized method to erase a camera handle from the camera path.
void AddCameraAt(vtkCamera *camera, int index)
Add a camera to the path.
~vtkCameraPathRepresentation() override=default
void InsertCamera(vtkCamera *camera, int index)
Creates a new handle from a vtkcamera and insert it in the handles collection.
void InitializeHandles(vtkPoints *points) override
Convenience method to allocate and set the Camera handles from a vtkPoints instance (corresponding to...
void DeleteCameraAt(int index)
Remove a camera from the path.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
void ReconfigureHandles(int newNPts, int oldNPts)
Recreate the handles according to a number of points equal to newNPts.
a virtual camera for 3D rendering
Definition vtkCamera.h:151
interface that can be inherited to define handler sources for any kind of interaction.
a simple class to control print indentation
Definition vtkIndent.h:108
parametric function for 1D interpolating splines
represent and manipulate 3D points
Definition vtkPoints.h:139
abstract superclass for all actors, volumes and annotations
Definition vtkProp.h:66
#define VTK_MARSHALAUTO