/////////////////////////////////////////////////////////////////////////////// 
// Copyright (C) 2002-2025, Open Design Alliance (the "Alliance"). 
// All rights reserved. 
// 
// This software and its documentation and related materials are owned by 
// the Alliance. The software may only be incorporated into application 
// programs owned by members of the Alliance, subject to a signed 
// Membership Agreement and Supplemental Software License Agreement with the
// Alliance. The structure and organization of this software are the valuable  
// trade secrets of the Alliance and its suppliers. The software is also 
// protected by copyright law and international treaty provisions. Application  
// programs incorporating this software must include the following statement 
// with their copyright notices:
//   
//   This application incorporates Open Design Alliance software pursuant to a license 
//   agreement with Open Design Alliance.
//   Open Design Alliance Copyright (C) 2002-2025 by Open Design Alliance. 
//   All rights reserved.
//
// By use of this software, its documentation or related materials, you 
// acknowledge and accept the above terms.
///////////////////////////////////////////////////////////////////////////////

#ifndef _ODGSENVIRONMENTBACKGROUNDIMPL_H_INCLUDED_
#define _ODGSENVIRONMENTBACKGROUNDIMPL_H_INCLUDED_

#include "GsBackgroundImpl.h"
#include "Gi/GiImage.h"
#include "Gi/GiMaterialItem.h"

#include "TD_PackPush.h"

class OdRxThreadPoolService; // Forward declaration
typedef OdSmartPtr<OdRxThreadPoolService> OdRxThreadPoolServicePtr;

/** Description:
    Library: Gs
    {group:OdGs_Classes}
*/
class OdGsEnvironmentBackgroundImpl : public OdGsWNestedBackgroundImpl<OdGsBackground>,
                                      protected OdGsBackgroundImpl
{
protected:
  OdGiRasterImagePtr raster;
  OdGiMaterialTexturePtr texture;
  OdGiMaterialTextureEntryPtr textureData;
  OdGiImageBGRA32 source, dest;
  struct Params
  {
    OdGeVector3d m_dir, m_upVector, m_xVector;
    double m_fov, m_aspect, m_longAng, m_latAng;
    Params() : m_fov(0.0), m_aspect(0.0), m_longAng(0.0), m_latAng(0.0) { }
    Params(const OdGeVector3d &dir, const OdGeVector3d &upVector, const OdGeVector3d &xVector,
           double fov, double aspect, double longAng, double latAng)
      : m_dir(dir), m_upVector(upVector), m_xVector(xVector), m_fov(fov), m_aspect(aspect), m_longAng(longAng), m_latAng(latAng) { }
    bool operator !=(const Params &parms2) const
    { return !m_dir.isEqualTo(parms2.m_dir) || !m_upVector.isEqualTo(parms2.m_upVector) || !m_xVector.isEqualTo(parms2.m_xVector) ||
             !OdEqual(m_fov, parms2.m_fov) || !OdEqual(m_aspect, parms2.m_aspect) ||
             !OdEqual(m_longAng, parms2.m_longAng) || !OdEqual(m_latAng, parms2.m_latAng); }
  } params;
  friend struct OdGsEnvironmentBackgroundContext;
  OdRxThreadPoolServicePtr threadPool;
public:
  OdGsEnvironmentBackgroundImpl(const OdGsBackgroundModule *pModule);
  ~OdGsEnvironmentBackgroundImpl() override;

  BackgroundType type() const override
  {
    return kEnvironmentBackground;
  }

  void display(OdGsBaseVectorizer& view,
               const OdGiDrawable *pDrawable,
               OdGiBackgroundTraitsData* pBackgroundTraits,
               OdGsPropertiesDirectRenderOutput *pdro = NULL) override;
};

#include "TD_PackPop.h"

#endif // _ODGSENVIRONMENTBACKGROUNDIMPL_H_INCLUDED_