CompareArgs.h

/*
Comapre Args
Copyright (C) 2006 Yangli Hector Yee

This program is free software; you can redistribute it and/or modify it under the terms of the
GNU General Public License as published by the Free Software Foundation; either version 2 of the License,
or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program;
if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/

#ifndef _COMPAREARGS_H
#define _COMPAREARGS_H

#include <string>

class RGBAFloatImage;

// Args to pass into the comparison function
class CompareArgs
{
public:
   CompareArgs();
   ~CompareArgs();
   bool Parse_Args(int argc, char **argv);
   void Print_Args();

   RGBAFloatImage    *ImgA;            // Image A
   RGBAFloatImage    *ImgB;            // Image B
   RGBAFloatImage    *ImgDiff;         // Diff image
   bool              Verbose;          // Print lots of text or not
   bool              LuminanceOnly;    // Only consider luminance; ignore chroma channels in the comparison.
   float             FieldOfView;      // Field of view in degrees
   float             Gamma;            // The gamma to convert to linear color space
   float             Luminance;        // the display's luminance
   unsigned int      ThresholdPixels;  // How many pixels different to ignore
   std::string       ErrorStr;         // Error string
  // How much color to use in the metric.
  // 0.0 is the same as LuminanceOnly = true,
  // 1.0 means full strength.
  float ColorFactor;
  // How much to down sample image before comparing, in powers of 2.
  int DownSample;
};

#endif