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/* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
* Copyright (C) 2011 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 2.1 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef MT32EMU_LA32RAMP_H
#define MT32EMU_LA32RAMP_H
namespace MT32Emu {
class LA32Ramp {
private:
Bit32u current;
unsigned int largeTarget;
unsigned int largeIncrement;
bool descending;
int interruptCountdown;
bool interruptRaised;
public:
LA32Ramp();
void startRamp(Bit8u target, Bit8u increment);
Bit32u nextValue();
bool checkInterrupt();
void reset();
};
}
#endif /* TVA_H_ */
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