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/* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved.
*
* This 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 software 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 software; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
* USA.
*/
#ifndef __RFB_TRUECOLOURMAP_H__
#define __RFB_TRUECOLOURMAP_H__
#include <rfb/ColourMap.h>
namespace rfb {
class TrueColourMap : public ColourMap {
public:
TrueColourMap(const PixelFormat& pf_) : pf(pf_) {}
virtual void lookup(int i, int* r, int* g, int* b)
{
*r = (((i >> pf.redShift ) & pf.redMax)
* 65535 + pf.redMax/2) / pf.redMax;
*g = (((i >> pf.greenShift) & pf.greenMax)
* 65535 + pf.greenMax/2) / pf.greenMax;
*b = (((i >> pf.blueShift) & pf.blueMax)
* 65535 + pf.blueMax/2) / pf.blueMax;
}
private:
PixelFormat pf;
};
}
#endif
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