BinToGreyScale.cxx

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00001 
00012 #include "BinToGreyScale.h"
00013 
00014 using namespace hippodraw;
00015 
00016 BinToGreyScale::
00017 BinToGreyScale ( const char * name )
00018   : BinToColor ( name )
00019 {
00020 }
00021 
00022 BinToGreyScale::BinToGreyScale ( const BinToGreyScale & bin_to_color )
00023   : BinToColor ( bin_to_color )
00024 {
00025 }
00026 
00027 BinToColor * BinToGreyScale::clone () const
00028 {
00029   return new BinToGreyScale ( *this );
00030 }
00031 
00032 void
00033 BinToGreyScale::
00034 doubleToColor ( double value, Color & color ) const
00035 { 
00036   int red=color.getRed();
00037   int green=color.getGreen();
00038   int blue=color.getBlue();
00039 
00040   double tmp = ( value - m_vmin ) / m_dv ;
00041   double red_tmp   = 255. - tmp * ( 255. - static_cast < double > ( red) );
00042   double green_tmp = 255. - tmp * ( 255. - static_cast < double > ( green ) );
00043   double blue_tmp  = 255. - tmp * ( 255. - static_cast < double > ( blue ) ); 
00044 
00045   int ired_tmp = static_cast< int> ( red_tmp );
00046   int igreen_tmp = static_cast< int> ( green_tmp );
00047   int iblue_tmp = static_cast< int> ( blue_tmp );
00048 
00049   color.setColor ( ired_tmp, igreen_tmp, iblue_tmp );
00050 }
00051 
00052 bool
00053 BinToGreyScale::
00054 acceptChangeColor () const
00055 { 
00056         return true;
00057 }

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