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-rw-r--r--engines/scumm/player/v1.h98
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diff --git a/engines/scumm/player/v1.h b/engines/scumm/player/v1.h
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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 SCUMM_PLAYER_V1_H
-#define SCUMM_PLAYER_V1_H
-
-#include "scumm/player/v2.h"
-
-namespace Scumm {
-
-/**
- * Scumm V1 PC-Speaker player.
- */
-class Player_V1 : public Player_V2 {
-public:
- Player_V1(ScummEngine *scumm, Audio::Mixer *mixer, bool pcjr);
- ~Player_V1();
-
- virtual void startSound(int sound);
- virtual void stopSound(int sound);
- virtual void stopAllSounds();
- virtual int getMusicTimer();
-
-protected:
- virtual void nextTick();
- virtual void clear_channel(int i);
- virtual void chainSound(int nr, byte *data);
-
- virtual void generateSpkSamples(int16 *data, uint len);
- virtual void generatePCjrSamples(int16 *data, uint len);
-
- void restartSound();
-
- void set_mplex(uint mplex);
- void parseSpeakerChunk();
- void nextSpeakerCmd();
- void parsePCjrChunk();
- void nextPCjrCmd();
-
-private:
- struct channel_data_v1 {
- uint freq;
- uint volume;
- byte *cmd_ptr;
- uint notelen;
- uint hull_counter;
- uint attack;
- uint decay;
- uint level;
- uint sustain_1;
- uint sustain_2;
- int sustctr;
- };
-
- channel_data_v1 _channels[4];
-
- byte *_next_chunk;
- byte *_repeat_chunk;
- uint _chunk_type;
- uint _mplex_step;
- uint _mplex;
- uint _repeat_ctr;
- uint _freq_current;
- int _forced_level;
- uint16 _random_lsr;
- uint *_value_ptr;
- uint _time_left;
- uint _start;
- uint _end;
- int _delta;
- uint *_value_ptr_2;
- uint _time_left_2;
- uint _start_2;
- int _delta_2;
-};
-
-} // End of namespace Scumm
-
-#endif