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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifndef SLUDGE_COLOURS_H
#define SLUDGE_COLOURS_H
namespace Sludge {
// Simple colour conversion routines to deal with 16-bit graphics
//unsigned short int makeColour (byte r, byte g, byte b);
inline unsigned short redValue(unsigned short c) {
return (c >> 11) << 3;
}
inline unsigned short greenValue(unsigned short c) {
return ((c >> 5) & 63) << 2;
}
inline unsigned short blueValue(unsigned short c) {
return (c & 31) << 3;
}
inline unsigned short makeGrey(unsigned short int r) {
return ((r >> 3) << 11) | ((r >> 2) << 5) | (r >> 3);
}
inline unsigned short makeColour(unsigned short int r, unsigned short int g, unsigned short int b) {
return ((r >> 3) << 11) | ((g >> 2) << 5) | (b >> 3);
}
} // End of namespace Sludge
#endif
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