DtIndirectGeometryGridNode.h

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/*****************************************************************************
 * Copyright (c) 2020 MAK Technologies, Inc.
 * All rights reserved.
 *****************************************************************************/


#pragma once

#include <vrvOsg/vrvOsg.h>

#include <vrvUtil/DtVirtualBaseClass.h>

#include <osg/Node>

namespace osg
{
   class NodeVisitor;
}

namespace makVrv
{
   class DtIndirectGeometryGrid;
   class DtDe;
   class DtCellGridVisManager;
   class DtIndirectGeometry;
   class DtOsgCullVisitor;

   class DT_DLL_VRVOSG DtIndirectGeometryGridNode : public osg::Node
   {
   public:
      DtIndirectGeometryGridNode(DtIndirectGeometryGrid& grid, DtDe& de);

   protected:
      virtual ~DtIndirectGeometryGridNode();
   private:
      DtIndirectGeometryGridNode(const DtIndirectGeometryGridNode &other) = delete;
      DtIndirectGeometryGridNode &operator=(const DtIndirectGeometryGridNode &other) = delete;

   public:
      virtual void accept(osg::NodeVisitor& nv) override;

      virtual void releaseGLObjects(osg::State* state) const;

      virtual void enableCellCullDebugging(bool val);

      virtual bool enabledCellCullDebugging(void) const;

   protected:
      virtual void addGeometry(DtIndirectGeometry* indirectGeometry, DtOsgCullVisitor* cullVisitor);

      virtual void addDebugDrawable(osg::Drawable* drawable, DtOsgCullVisitor* cullVisitor);

   protected:
      DtIndirectGeometryGrid& myGrid;

      DtDe& myDe;

      bool myEnableCullDebugging;
   };

   class DT_DLL_VRVOSG DtIndirectGeometryGridNodeCreator : public DtVirtualBaseClass
   {
   public:
      DtIndirectGeometryGridNodeCreator(DtDe &de);

      virtual ~DtIndirectGeometryGridNodeCreator();

      virtual DtIndirectGeometryGridNode* create(DtIndirectGeometryGrid& grid) const;

      static DtIndirectGeometryGridNodeCreator& instance(DtDe& de);

      static const std::string& theClassName();
   protected:
      DtDe& myDe;
   };
}