104 lines
2.8 KiB
C
104 lines
2.8 KiB
C
|
/*=========================================================================
|
||
|
|
|
||
|
|
Program: Visualization Toolkit
|
||
|
|
Module: vtkCameraPass.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 vtkCameraPass
|
||
|
|
* @brief Implement the camera render pass.
|
||
|
|
*
|
||
|
|
* Render the camera.
|
||
|
|
*
|
||
|
|
* It setups the projection and modelview matrices and can clear the background
|
||
|
|
* It calls its delegate once.
|
||
|
|
* After its delegate returns, it restore the modelview matrix stack.
|
||
|
|
*
|
||
|
|
* Its delegate is usually set to a vtkSequencePass with a vtkLightsPass and
|
||
|
|
* a list of passes for the geometry.
|
||
|
|
*
|
||
|
|
* @sa
|
||
|
|
* vtkRenderPass
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef vtkCameraPass_h
|
||
|
|
#define vtkCameraPass_h
|
||
|
|
|
||
|
|
#include "vtkRenderPass.h"
|
||
|
|
#include "vtkRenderingOpenGL2Module.h" // For export macro
|
||
|
|
|
||
|
|
class VTKRENDERINGOPENGL2_EXPORT vtkCameraPass : public vtkRenderPass
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
static vtkCameraPass* New();
|
||
|
|
vtkTypeMacro(vtkCameraPass, vtkRenderPass);
|
||
|
|
void PrintSelf(ostream& os, vtkIndent indent) override;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Perform rendering according to a render state \p s.
|
||
|
|
* \pre s_exists: s!=0
|
||
|
|
*/
|
||
|
|
void Render(const vtkRenderState* s) override;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Release graphics resources and ask components to release their own
|
||
|
|
* resources.
|
||
|
|
* \pre w_exists: w!=0
|
||
|
|
*/
|
||
|
|
void ReleaseGraphicsResources(vtkWindow* w) override;
|
||
|
|
|
||
|
|
///@{
|
||
|
|
/**
|
||
|
|
* Delegate for rendering the geometry.
|
||
|
|
* If it is NULL, nothing will be rendered and a warning will be emitted.
|
||
|
|
* It is usually set to a vtkSequencePass with a vtkLightsPass and
|
||
|
|
* a list of passes for the geometry.
|
||
|
|
* Initial value is a NULL pointer.
|
||
|
|
*/
|
||
|
|
vtkGetObjectMacro(DelegatePass, vtkRenderPass);
|
||
|
|
virtual void SetDelegatePass(vtkRenderPass* delegatePass);
|
||
|
|
///@}
|
||
|
|
|
||
|
|
///@{
|
||
|
|
/**
|
||
|
|
* Used to override the aspect ratio used when computing the projection
|
||
|
|
* matrix. This is useful when rendering for tile-displays for example.
|
||
|
|
*/
|
||
|
|
vtkSetMacro(AspectRatioOverride, double);
|
||
|
|
vtkGetMacro(AspectRatioOverride, double);
|
||
|
|
|
||
|
|
protected:
|
||
|
|
///@}
|
||
|
|
/**
|
||
|
|
* Default constructor. DelegatePass is set to NULL.
|
||
|
|
*/
|
||
|
|
vtkCameraPass();
|
||
|
|
|
||
|
|
///@{
|
||
|
|
/**
|
||
|
|
* Destructor.
|
||
|
|
*/
|
||
|
|
~vtkCameraPass() override;
|
||
|
|
virtual void GetTiledSizeAndOrigin(
|
||
|
|
const vtkRenderState* render_state, int* width, int* height, int* originX, int* originY);
|
||
|
|
///@}
|
||
|
|
|
||
|
|
vtkRenderPass* DelegatePass;
|
||
|
|
|
||
|
|
double AspectRatioOverride;
|
||
|
|
|
||
|
|
private:
|
||
|
|
vtkCameraPass(const vtkCameraPass&) = delete;
|
||
|
|
void operator=(const vtkCameraPass&) = delete;
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif
|