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/*=========================================================================
Program: Visualization Toolkit
Module: vtkClientServerCompositePass.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 vtkClientServerCompositePass
*
* vtkClientServerCompositePass is a render-pass that can handle client-server
* image delivery. This is designed to be used in configurations in
* two-processes configurations.
*/
#ifndef vtkClientServerCompositePass_h
#define vtkClientServerCompositePass_h
#include "vtkRenderPass.h"
#include "vtkRenderingParallelModule.h" // For export macro
class vtkMultiProcessController;
class VTKRENDERINGPARALLEL_EXPORT vtkClientServerCompositePass : public vtkRenderPass
{
public:
static vtkClientServerCompositePass* New();
vtkTypeMacro(vtkClientServerCompositePass, 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;
//@{
/**
* Controller
* If it is NULL, nothing will be rendered and a warning will be emitted.
* Initial value is a NULL pointer.
* This must be set to the socket controller used for communicating between
* the client and the server.
*/
vtkGetObjectMacro(Controller, vtkMultiProcessController);
virtual void SetController(vtkMultiProcessController* controller);
//@}
//@{
/**
* Get/Set the render pass used to do the actual rendering.
* When ServerSideRendering is true, the rendering-pass is called only on the
* server side.
*/
void SetRenderPass(vtkRenderPass*);
vtkGetObjectMacro(RenderPass, vtkRenderPass);
//@}
//@{
/**
* Set/Get the optional post-fetch render pass.
* On the client-process this is called after the server-side image is fetched
* (if ServerSideRendering is true). On server-process, this is called after the
* image rendered by this->RenderPass is delivered to the client (if
* ServerSideRendering is true). This is optional, so you can set this either on
* one of the two processes or both or neither.
*/
void SetPostProcessingRenderPass(vtkRenderPass*);
vtkGetObjectMacro(PostProcessingRenderPass, vtkRenderPass);
//@}
//@{
/**
* Set the current process type. This is needed since when using the socket
* communicator there's no easy way of determining which process is the server
* and which one is the client.
*/
vtkSetMacro(ProcessIsServer, bool);
vtkBooleanMacro(ProcessIsServer, bool);
vtkGetMacro(ProcessIsServer, bool);
//@}
//@{
/**
* Enable/Disable fetching of the image from the server side to the client. If
* this flag is disabled, then this pass just acts as a "pass-through" pass.
* This flag must be set to the same value on both the processes.
*/
vtkSetMacro(ServerSideRendering, bool);
vtkBooleanMacro(ServerSideRendering, bool);
vtkGetMacro(ServerSideRendering, bool);
//@}
protected:
vtkClientServerCompositePass();
~vtkClientServerCompositePass() override;
vtkRenderPass* RenderPass;
vtkRenderPass* PostProcessingRenderPass;
vtkMultiProcessController* Controller;
bool ProcessIsServer;
bool ServerSideRendering;
private:
vtkClientServerCompositePass(const vtkClientServerCompositePass&) = delete;
void operator=(const vtkClientServerCompositePass&) = delete;
};
#endif
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