libossim-dev 1.7.21-4 / usr / include / ossim / imaging / ossimDiscreteNearestNeighbor.h

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//*******************************************************************
//
// License:  See top level LICENSE.txt file.
// 
// Author:  Garrett Potts
//
// Description:
//
//*******************************************************************
//  $Id: ossimDiscreteNearestNeighbor.h 9968 2006-11-29 14:01:53Z gpotts $
#ifndef ossimDiscreteNearestNeighbor_HEADER
#define ossimDiscreteNearestNeighbor_HEADER
#include <ossim/imaging/ossimDiscreteConvolutionKernel.h>
class ossimDiscreteNearestNeighbor : public ossimDiscreteConvolutionKernel
{
public:
   ossimDiscreteNearestNeighbor()
      :ossimDiscreteConvolutionKernel(1, 1)
      {
         
      }

   /*!
    * We will override and optimize by unrolling the
    * loop
    */
   virtual void convolveFloat(const float* data,
                              double& result)const
      {
         result = *data;
      }

   /*!
    * We will override and optimize by unrolling the
    * loop
    */
   virtual void convolveSubImageFloat(const float* data,
                                      long dataWidth,
                                      double& result)const
      {
         result = *data;
      }
   
   virtual void convolveDouble(const double* data,
                               double& result)const
      {
         result = *data;
      }

   virtual void convolveSubImageDouble(const double* data,
                                      long dataWidth,
                                       double& result)const
      {
         result = *data;
      }
   /*!
    * We will override and optimize by unrolling the
    * loop
    */
   virtual void convolveUchar(const unsigned char* data,
                              double& result)const
      {
         result = *data;
      }
   /*!
    * We will override and optimize by unrolling the
    * loop
    */
   virtual void convolveSubImageUchar(const unsigned char* data,
                                      long dataWidth,
                                      double& result)const
      {
         result = *data;
      }
   
   virtual void convolveSshort(const short* data,
                              double& result)const
      {
         result = *data;        
      }

   virtual void convolveSubImageSshort(const short* data,
                                       long dataWidth,
                                       double& result)const

      {
         result = *data;
      }
   
   virtual void convolveUshort(const unsigned short* data,
                               double& result)const
      {
         result = *data;        
      }

   virtual void convolveSubImageUshort(const unsigned short* data,
                                      long dataWidth,
                                       double& result)const
      {
         result = *data;
      }
   
   virtual void buildConvolution(double widthPercent,
                                 double heightPercent)
      {
      }
};

#endif

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