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118 lines
2.8 KiB
C
118 lines
2.8 KiB
C
3 weeks ago
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/*=========================================================================
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Program: Visualization Toolkit
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Module: vtkCameraActor.h
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Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
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All rights reserved.
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See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notice for more information.
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=========================================================================*/
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/**
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* @class vtkCameraActor
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* @brief a frustum to represent a camera.
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*
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* vtkCameraActor is an actor used to represent a camera by its wireframe
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* frustum.
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*
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* @sa
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* vtkLight vtkConeSource vtkFrustumSource vtkCameraActor
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*/
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#ifndef vtkCameraActor_h
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#define vtkCameraActor_h
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#include "vtkProp3D.h"
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#include "vtkRenderingCoreModule.h" // For export macro
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class vtkCamera;
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class vtkFrustumSource;
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class vtkPolyDataMapper;
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class vtkActor;
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class vtkProperty;
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class VTKRENDERINGCORE_EXPORT vtkCameraActor : public vtkProp3D
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{
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public:
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static vtkCameraActor* New();
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vtkTypeMacro(vtkCameraActor, vtkProp3D);
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void PrintSelf(ostream& os, vtkIndent indent) override;
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//@{
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/**
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* The camera to represent. Initial value is NULL.
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*/
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void SetCamera(vtkCamera* camera);
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vtkGetObjectMacro(Camera, vtkCamera);
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//@}
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//@{
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/**
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* Ratio between the width and the height of the frustum. Initial value is
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* 1.0 (square)
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*/
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vtkSetMacro(WidthByHeightRatio, double);
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vtkGetMacro(WidthByHeightRatio, double);
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//@}
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/**
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* Support the standard render methods.
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*/
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int RenderOpaqueGeometry(vtkViewport* viewport) override;
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/**
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* Does this prop have some translucent polygonal geometry? No.
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*/
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vtkTypeBool HasTranslucentPolygonalGeometry() override;
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/**
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* Release any graphics resources that are being consumed by this actor.
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* The parameter window could be used to determine which graphic
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* resources to release.
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*/
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void ReleaseGraphicsResources(vtkWindow*) override;
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/**
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* Get the bounds for this Actor as (Xmin,Xmax,Ymin,Ymax,Zmin,Zmax).
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*/
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double* GetBounds() override;
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/**
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* Get the actors mtime plus consider its properties and texture if set.
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*/
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vtkMTimeType GetMTime() override;
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/**
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* Get property of the internal actor.
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*/
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vtkProperty* GetProperty();
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/**
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* Set property of the internal actor.
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*/
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void SetProperty(vtkProperty* p);
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protected:
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vtkCameraActor();
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~vtkCameraActor() override;
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void UpdateViewProps();
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vtkCamera* Camera;
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double WidthByHeightRatio;
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vtkFrustumSource* FrustumSource;
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vtkPolyDataMapper* FrustumMapper;
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vtkActor* FrustumActor;
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private:
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vtkCameraActor(const vtkCameraActor&) = delete;
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void operator=(const vtkCameraActor&) = delete;
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};
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#endif
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