DtGeometrySpecification.h

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/******************************************************************************
** Copyright (c) 2018 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/

#pragma once

#include <vrvIndirectRendering/vrvIndirectRendering.h>

#include <vrvGraphicsUtils/DtAxisAlignedBoundingBox.h>
#include <vrvGraphicsUtils/DtVector4.h>

#include <vector>

namespace makVrv
{
   class DT_DLL_VRVINDIRECTRENDERING DtPerGeomInstance
   {
   public:
      DtPerGeomInstance(int state, int geomOffset);

   public:
      int myInstanceId;
      int myGeometryOffset;
      //which parent switches of this geometry are turned off 
      //(so if this is 0 then all switches are turned on and the geometry should be visible)
      int mySwitchesOffBitMask;
      float myPadding;
   private:
      DtPerGeomInstance();
   };

   typedef std::vector<DtPerGeomInstance> DtPerGeomInstances;

   struct DtGpuAxisAlignedBoundingBox
   {
   public:
      Vector4_32 myVectorMin;
      Vector4_32 myVectorMax;
   };

   struct DT_DLL_VRVINDIRECTRENDERING DtGeometrySpecification
   {
   public:
      DtGeometrySpecification(int indexOffset, int indexCount, int firstVertex, int state, const AxisAlignedBoundingBox_32& box);

      int indicesOffset() const;

      int indicesCount()  const;

      int firstVertex() const;

      int state() const;
   public:
      Vector4_int myIndicesInfo;

      DtGpuAxisAlignedBoundingBox myBox;
   private:
      DtGeometrySpecification();
   };

   typedef std::vector<DtGeometrySpecification> DtGeometrySpecVector;
}