scummvm/engines/ultima/nuvie/screen/dither.h
2021-12-26 18:48:43 +01:00

63 lines
1.5 KiB
C++

/* 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 3 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, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef NUVIE_SCREEN_DITHER_H
#define NUVIE_SCREEN_DITHER_H
namespace Ultima {
namespace Nuvie {
class Configuration;
#define DITHER_NO_TRANSPARENCY false
// Dither modes..
#define DITHER_NONE 0
#define DITHER_CGA 1
#define DITHER_EGA 2
#define DITHER_HRC 3 //FIXME add this mode.
class Dither {
Configuration *config;
uint8 *dither;
uint8 mode;
public:
Dither(Configuration *cfg);
~Dither();
uint8 get_mode() {
return mode;
}
bool dither_bitmap(unsigned char *src_buf, uint16 src_w, uint16 src_h, bool has_transparency);
protected:
bool load_data();
void set_mode();
};
} // End of namespace Nuvie
} // End of namespace Ultima
#endif