spatmod/imagefilterstereodual.h

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#ifndef  INC_SPATMOD_IMAGEFILTERSTEREODUAL_H
#define  INC_SPATMOD_IMAGEFILTERSTEREODUAL_H

#ifndef  INC_SPATMOD_IMAGEFILTER_H
#include <spatmod/imagefilter.h>
#endif

#ifndef  INC_SPATMOD_IMAGESECTION_H
#include <spatmod/imagesection.h>
#endif

#ifndef  INC_SPATMOD_IMAGESAMPLEITERATOR_H
#include <spatmod/imagesampleiterator.h>
#endif

#ifndef  INC_SPATMOD_IMAGEHELPERRESAMPLE_H
#include <spatmod/imagehelperresample.h>
#endif

#ifndef  INC_MI32_TRANS2MAPGEN_H
#include <mi32/trans2dmapgen.h>
#endif

#ifndef  INC_MI32_RECT_H
#include <mi32/rect.h>
#endif

#ifndef  INC_MI32_STEREOSHIFT_H
#include <mi32/stereoshift.h>
#endif

namespace SPATMOD {
namespace IMAGE {

class BUFFER;

//=====================================================================================================================

class FILTER_STEREO_DUAL : public FILTER {
   public:

      FILTER_STEREO_DUAL (
         STAGE *pStageDrape,                 
         bool TakeOwnershipDrape,            
         STAGE *pStageTerrain,               
         bool TakeOwnershipTerrain,          
         const STEREOSHIFT& StereoShift,     
         const DIMENSIONS& Dimensions,       
         const GEOREFERENCE& Georeference,   
         RESAMPLEMETHOD ResampleMethod       
         );

      FILTER_STEREO_DUAL (
         STAGE *pStageDrape,                 
         bool TakeOwnershipDrape,            
         STAGE *pStageTerrain,               
         bool TakeOwnershipTerrain,          
         const STEREOSHIFT& StereoShift,     
         const BASE& RefImage,               
         RESAMPLEMETHOD ResampleMethod       
         );

      // Destructor.
      virtual ~FILTER_STEREO_DUAL ();

      void SetAccuracy (
         double accuracy                     
         ) { m_Accuracy = accuracy; }

      void SetPixelNoTerrain (
         const PIXEL& pixel,                 
         double BlendFactor                  
         );

   private:
      #ifndef GENERATING_DOXYGEN_OUTPUT
      class BLENDER;

      RESAMPLEMETHOD m_ResampleMethodDrape;
      RESAMPLEMETHOD m_ResampleMethodTerrain;
      TRANS2D_MAPGEN m_TransToPrev[2];
      DRECT2D m_RectTotalPrev[2];
      HELPER_RESAMPLE m_DrapeResampler;
      HELPER_RESAMPLE m_TerrainResampler;
      STEREOSHIFT m_StereoShift;
      BLENDER *m_BlenderNoTerrain;
      double m_DisplacementMax;
      double m_Accuracy;
      bool m_PullSinglePixels;

      ERRVALUE ComputePrevMaxSectionSize (
         const SECTION_ITERATOR& TgtIterator,
         int StageIdx,
         DRECT2D& PrevRectAll,
         UINT32& PrevMaxColumns,
         UINT32& PrevMaxRows
         ) const;

      ERRVALUE DoPullBegin (
         const SECTION_ITERATOR& TgtIterator,
         int StageIdx
         );

      void ProcessMissingTerrain (
         INT32 TgtRow,
         INT32 TgtColumns,
         BUFFER& TgtFrame,
         const UINT8 *HasTerrain
         ) const;

      // BASE/STAGE/FILTER overrides.
      virtual ERRVALUE v_Initialize ();
      virtual ERRVALUE v_PullBegin (const SECTION_ITERATOR& iterator);
      virtual ERRVALUE v_PullSubSection (const SECTION& SubSection, BUFFER& buffer);
      virtual float v_QueryIterator (const SECTION_ITERATOR& iterator) const;

      // Unimplemented
      FILTER_STEREO_DUAL (const FILTER_STEREO_DUAL&);
      FILTER_STEREO_DUAL& operator= (const FILTER_STEREO_DUAL&);
      #endif // GENERATING_DOXYGEN_OUTPUT

   };

//=====================================================================================================================

}  // End namespace IMAGE
}  // End namespace SPATMOD

#endif   // INC_SPATMOD_IMAGEFILTERSTEREODUAL_H

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