PolarTransform.h

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//     ____   ______ __
//    / __ \ / ____// /
//   / /_/ // /    / /
//  / ____// /___ / /___   PixInsight Class Library
// /_/     \____//_____/   PCL 2.7.0
// ----------------------------------------------------------------------------
// pcl/PolarTransform.h - Released 2024-06-18T15:48:54Z
// ----------------------------------------------------------------------------
// This file is part of the PixInsight Class Library (PCL).
// PCL is a multiplatform C++ framework for development of PixInsight modules.
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// ----------------------------------------------------------------------------
 
#ifndef __PCL_PolarTransform_h
#define __PCL_PolarTransform_h
 
 
#include <pcl/Defs.h>
#include <pcl/Diagnostics.h>
 
#include <pcl/GeometricTransformation.h>
#include <pcl/ParallelProcess.h>
 
namespace pcl
{
 
// ----------------------------------------------------------------------------
 
class PCL_CLASS PolarTransformBase : public InterpolatingGeometricTransformation,
                                     public ParallelProcess
{
public:
 
   PolarTransformBase( PixelInterpolation& p )
      : InterpolatingGeometricTransformation( p )
   {
   }
 
   PolarTransformBase( const PolarTransformBase& ) = default;
 
   float InitialRotation() const
   {
      return m_initialAngle;
   }
 
   void SetInitialRotation( float angle )
   {
      PCL_PRECONDITION( angle >= 0 && angle <= pcl::Const<float>::_2pi() )
      if ( (m_initialAngle = angle) > m_finalAngle )
         pcl::Swap( m_initialAngle, m_finalAngle );
   }
 
   float FinalRotation() const
   {
      return m_finalAngle;
   }
 
   void SetFinalRotation( float angle )
   {
      PCL_PRECONDITION( angle >= 0 && angle <= pcl::Const<float>::_2pi() )
      if ( (m_finalAngle = angle) < m_initialAngle )
         pcl::Swap( m_initialAngle, m_finalAngle );
   }
 
   void SetRotationRange( float initialAngle, float finalAngle )
   {
      PCL_PRECONDITION( initialAngle >= 0 && initialAngle <= pcl::Const<float>::_2pi() )
      PCL_PRECONDITION( finalAngle >= 0 && finalAngle <= pcl::Const<float>::_2pi() )
      m_initialAngle = initialAngle;
      m_finalAngle = finalAngle;
      if ( m_finalAngle < m_initialAngle )
         pcl::Swap( m_initialAngle, m_finalAngle );
   }
 
   void GetNewSizes( int& w, int& h ) const override
   {
      // No change
   }
 
   virtual bool IsLogPolar() const
   {
      return false;
   }
 
protected:
 
   float m_initialAngle = 0; // in radians
   float m_finalAngle = pcl::Const<float>::_2pi();
};
 
// ----------------------------------------------------------------------------
 
class PCL_CLASS PolarTransform : public PolarTransformBase
{
public:
 
   PolarTransform( PixelInterpolation& p )
      : PolarTransformBase( p )
   {
   }
 
   PolarTransform( const PolarTransform& ) = default;
 
protected:
 
   // Inherited from ImageTransformation.
   void Apply( pcl::Image& ) const override;
   void Apply( pcl::DImage& ) const override;
   void Apply( pcl::UInt8Image& ) const override;
   void Apply( pcl::UInt16Image& ) const override;
   void Apply( pcl::UInt32Image& ) const override;
};
 
// ----------------------------------------------------------------------------
 
class PCL_CLASS LogPolarTransform : public PolarTransformBase
{
public:
 
   LogPolarTransform( PixelInterpolation& p )
      : PolarTransformBase( p )
   {
   }
 
   LogPolarTransform( const LogPolarTransform& ) = default;
 
   bool IsLogPolar() const override
   {
      return true;
   }
 
protected:
 
   // Inherited from ImageTransformation.
   void Apply( pcl::Image& ) const override;
   void Apply( pcl::DImage& ) const override;
   void Apply( pcl::UInt8Image& ) const override;
   void Apply( pcl::UInt16Image& ) const override;
   void Apply( pcl::UInt32Image& ) const override;
};
 
// ----------------------------------------------------------------------------
 
} // pcl
 
#endif   // __PCL_PolarTransform_h
 
// ----------------------------------------------------------------------------
// EOF pcl/PolarTransform.h - Released 2024-06-18T15:48:54Z