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106 lines
2.9 KiB
C++
106 lines
2.9 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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/*
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* This code is based on original Hugo Trilogy source code
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*
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* Copyright (c) 1989-1995 David P. Gray
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*
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*/
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#ifndef HUGO_SOUND_H
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#define HUGO_SOUND_H
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#include "audio/mixer.h"
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#include "audio/midiplayer.h"
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#include "audio/softsynth/pcspk.h"
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namespace Hugo {
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class MidiPlayer : public Audio::MidiPlayer {
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public:
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MidiPlayer();
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void pause(bool p);
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void play(uint8 *stream, uint16 size);
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// The following line prevents compiler warnings about hiding the pause()
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// method from the parent class.
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// FIXME: Maybe the pause(bool p) method should be removed and the
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// pause/resume methods of the parent class be used instead?
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virtual void pause() { Audio::MidiPlayer::pause(); }
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uint32 getBaseTempo();
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// Overload Audio::MidiPlayer method
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virtual void sendToChannel(byte channel, uint32 b);
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virtual void onTimer();
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private:
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bool _paused;
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};
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class SoundHandler {
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public:
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SoundHandler(HugoEngine *vm);
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~SoundHandler();
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static const int kHugoCNT = 1190000;
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int8 _pcspkrTimer; // Timer (ticks) for note being played
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int8 _pcspkrOctave; // Current octave 1..7
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int8 _pcspkrNoteDuration; // Current length of note (ticks)
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const char *_DOSSongPtr;
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const char *_DOSIntroSong;
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void toggleMusic();
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void toggleSound();
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void setMusicVolume();
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static void loopPlayer(void *refCon);
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void pcspkr_player();
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void playMusic(int16 tune);
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void playSound(int16 sound, const byte priority);
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void initSound();
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void syncVolume();
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void checkMusic();
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void loadIntroSong(Common::ReadStream &in);
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void initPcspkrPlayer();
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protected:
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byte _curPriority; // Priority of currently playing sound
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private:
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HugoEngine *_vm;
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Audio::SoundHandle _soundHandle;
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MidiPlayer *_midiPlayer;
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Audio::PCSpeaker *_speakerStream;
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Audio::SoundHandle _speakerHandle;
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void stopSound();
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void stopMusic();
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void playMIDI(SoundPtr seqPtr, uint16 size);
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};
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} // End of namespace Hugo
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#endif //HUGO_SOUND_H
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