SoOffscreenSceneRenderer.h

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/*************************************************************************************
**
** Copyright 2019, MeVis Medical Solutions AG
**
** The user may use this file in accordance with the license agreement provided with
** the Software or, alternatively, in accordance with the terms contained in a
** written agreement between the user and MeVis Medical Solutions AG.
**
** For further information use the contact form at https://www.mevislab.de/contact
**
**************************************************************************************/
 
#pragma once
 
#include "MLOffscreenRenderSystem.h"
#include <Inventor/actions/SoGLRenderAction.h>
#include "SoOffscreenViewerProxy.h"

class MLOFFSCREENRENDER_EXPORT SoOffscreenSceneRenderer
{
public:
  SoOffscreenSceneRenderer();
  virtual ~SoOffscreenSceneRenderer();

  SoGLRenderAction* getRenderAction() { return _action; }

  void render(const SbViewportRegion& region = SbViewportRegion(), SoNode* scene = nullptr);

  virtual void GLRender([[maybe_unused]] SoGLRenderAction* renderAction) {}
 
private:
  SoGLRenderAction* _action;
  SoRef<SoOffscreenViewerProxyNode> _root;
  SoOffscreenViewerProxy* _offscreenProxy;
};