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/*=========================================================================
Program: Visualization Toolkit
Module: vtkVRRenderer.h
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
/**
* @class vtkVRRenderer
* @brief VR renderer
*
* vtkVRRenderer is an abstract vtkRenderer class that is meant to be used in VR context.
* It defines a floor actor with a grid fading with the distance.
*
* Subclasses must define MakeCamera()
*/
#ifndef vtkVRRenderer_h
#define vtkVRRenderer_h
#include "vtkNew.h" // for ivar
#include "vtkOpenGLRenderer.h"
#include "vtkRenderingVRModule.h" // For export macro
VTK_ABI_NAMESPACE_BEGIN
class vtkActor;
class VTKRENDERINGVR_EXPORT vtkVRRenderer : public vtkOpenGLRenderer
{
public:
vtkTypeMacro(vtkVRRenderer, vtkOpenGLRenderer);
void PrintSelf(ostream& os, vtkIndent indent) override;
using vtkRenderer::ResetCamera;
/**
* Automatically set up the camera based on a specified bounding box
* (xmin,xmax, ymin,ymax, zmin,zmax). Camera will reposition itself so
* that its focal point is the center of the bounding box, and adjust its
* distance and position to preserve its initial view plane normal
* (i.e., vector defined from camera position to focal point). Note: if
* the view plane is parallel to the view up axis, the view up axis will
* be reset to one of the three coordinate axes.
*/
void ResetCamera(const double bounds[6]) override;
using vtkRenderer::ResetCameraClippingRange;
///@{
/**
* Reset the camera clipping range based on a bounding box.
*/
void ResetCameraClippingRange() override;
void ResetCameraClippingRange(const double bounds[6]) override;
///@}
/**
* Abstract function that creates a new Camera suitable for use with this type of Renderer.
*/
VTK_NEWINSTANCE vtkCamera* MakeCamera() override = 0;
/**
* Store in \p transform the floor transform.
*/
virtual void GetFloorTransform(vtkTransform* transform);
/**
* Render the floor using GetFloorTransform
*/
void DeviceRender() override;
///@{
/**
* Show the floor of the VR world
*/
virtual void SetShowFloor(bool);
virtual bool GetShowFloor() { return this->ShowFloor; }
///@}
protected:
vtkVRRenderer();
~vtkVRRenderer() override = default;
vtkNew<vtkActor> FloorActor;
bool ShowFloor = false;
private:
vtkVRRenderer(const vtkVRRenderer&) = delete;
void operator=(const vtkVRRenderer&) = delete;
};
VTK_ABI_NAMESPACE_END
#endif
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