DtInstanceState.h

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/******************************************************************************
** Copyright (c) 2019 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/


#pragma once

#include <vrvOsg/vrvOsg.h>

#include <osg/Matrixf>
#include <osg/Vec3d>

namespace makVrv
{
   struct ArrayRange
   {
      ArrayRange(unsigned _offset, unsigned _count)
         : offset(_offset)
         , count(_count)
      {

      }

      ArrayRange()
          : offset(0)
          , count(0)
      {

      }

      unsigned int offset;

      unsigned int count;
   };

   typedef osg::Matrixf InstanceMatrix;
   typedef float InstanceMatrixVal;

   struct DT_DLL_VRVOSG InstanceCullData
   {
      osg::Vec3d l2wPos;
      osg::Vec3f boundingCenter;
      float boundingRadius;
      float intersectBoundingRadius;
      unsigned int nodeMask;
      short modelSet;

      unsigned short templateIndex;

      bool visible;
      bool isProp;
   };

   struct DT_DLL_VRVOSG DtInstanceState
   {
   public: 

      DtInstanceState()
         : isModelScalingEnabled(true)
         , scale(1.0f)
         , cullDataOffset(0)
         , templateIndex(0)
         , basePositionDirty(false)
         , baseOrientationDirty(false)
         , positionOffsetDirty(false)
         , orientationOffsetDirty(false)
      {

      }

      osg::Matrixf l2wOri;

      osg::Vec3f colorFilter;

      unsigned short cullDataOffset;

      ArrayRange dofRange;

      ArrayRange switchRange;

      ArrayRange sequenceRange;

      ArrayRange drawableRange;

      ArrayRange lodRange;

      ArrayRange lightRange;

      ArrayRange uvOffsetRange;

      ArrayRange lightPointRange;

      unsigned short templateIndex;

      bool isModelScalingEnabled;

      float scale;

      osg::Vec3d basePosition;

      bool basePositionDirty;

      osg::Vec3d positionOffset;

      bool positionOffsetDirty;

      osg::Matrixf baseOrientation;

      bool baseOrientationDirty;

      osg::Matrixf orientationOffset;

      bool orientationOffsetDirty;
   };
}