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/*
This file is part of Advanced Strategic Command; http://www.asc-hq.de
Copyright (C) 1994-2004 Martin Bickel and Marc Schellenberger
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; see the file COPYING. If not, write to the
Free Software Foundation, Inc., 59 Temple Place, Suite 330,
Boston, MA 02111-1307 USA
*/
#ifndef lightenH
#define lightenH
#include <cmath>
#include <map>
#include "loki/static_check.h"
#include "../libs/sdlmm/src/sdlmm.h"
#include "surface.h"
#include "../misc.h"
#include "../palette.h"
// #include "../basegfx.h"
extern Uint8 saturationTranslationTable[256][256];
inline SDLmm::Color lighten_Color( SDLmm::Color color, int factor16 )
{
return saturationTranslationTable[color & 0xff][factor16] |
(saturationTranslationTable[(color >> 8) & 0xff][factor16] << 8 ) |
(saturationTranslationTable[(color >> 16) & 0xff][factor16] << 16 ) |
(color & 0xff000000);
}
inline void lighten_Color( SDLmm::Color* color, int factor16 )
{
*color = lighten_Color( *color, factor16 );
};
inline SDL_Color lighten_Color( const SDL_Color& color, int factor16 )
{
SDL_Color c = color;
c.r = saturationTranslationTable[color.r & 0xff][factor16];
c.g = saturationTranslationTable[color.g & 0xff][factor16];
c.b = saturationTranslationTable[color.b & 0xff][factor16];
return c;
}
#endif
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