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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 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 BLADERUNNER_AMBIENT_SOUNDS_H
#define BLADERUNNER_AMBIENT_SOUNDS_H
#include "bladerunner/bladerunner.h" // For BLADERUNNER_ORIGINAL_SETTINGS symbol
#include "audio/audiostream.h"
#include "audio/mixer.h"
#include "common/str.h"
namespace BladeRunner {
class BladeRunnerEngine;
class SaveFileReadStream;
class SaveFileWriteStream;
class AmbientSounds {
static const int kNonLoopingSounds = 25;
static const int kLoopingSounds = 3;
static const Audio::Mixer::SoundType kAmbientSoundType = Audio::Mixer::kPlainSoundType;
struct NonLoopingSound {
bool isActive;
Common::String name;
int32 hash;
int audioPlayerTrack;
uint32 delayMin; // milliseconds
uint32 delayMax; // milliseconds
uint32 nextPlayTimeStart; // milliseconds
uint32 nextPlayTimeDiff; // milliseconds
int volumeMin; // should be in [0, 100]
int volumeMax; // should be in [0, 100]
int volume; // should be in [0, 100] (calculated as a random value within [volumeMin, volumeMax]
int panStartMin; // should be in [-100, 100]
int panStartMax; // should be in [-100, 100]
int panEndMin; // should be in [-100, 100], with "-101" being a special value for skipping pan (balance) adjustment
int panEndMax; // should be in [-100, 100], with "-101" being a special value for skipping pan (balance) adjustment
int priority; // should be in [0, 100]
int32 soundType; // new - not stored in saved games
};
struct LoopingSound {
bool isActive;
Common::String name;
int32 hash;
int audioPlayerTrack;
int volume; // should be in [0, 100]
int pan; // should be in [-100, 100]
int32 soundType; // new - not stored in saved games
};
BladeRunnerEngine *_vm;
NonLoopingSound *_nonLoopingSounds;
LoopingSound *_loopingSounds;
int _ambientVolumeFactorOriginalEngine; // should be in [0, 100]
public:
AmbientSounds(BladeRunnerEngine *vm);
~AmbientSounds();
void addSound(int sfxId,
uint32 delayMinSeconds, uint32 delayMaxSeconds,
int volumeMin, int volumeMax,
int panStartMin, int panStartMax,
int panEndMin, int panEndMax,
int priority, int unk);
void removeNonLoopingSound(int sfxId, bool stopPlaying);
void removeAllNonLoopingSounds(bool stopPlaying);
void addSpeech(int actorId, int sentenceId,
uint32 delayMinSeconds, uint32 delayMaxSeconds,
int volumeMin, int volumeMax,
int panStartMin, int panStartMax,
int panEndMin, int panEndMax,
int priority, int unk);
void playSound(int sfxId, int volume, int panStart, int panEnd, int priority, Audio::Mixer::SoundType type = kAmbientSoundType);
void playSpeech(int actorId, int sentenceId, int volume, int panStart, int panEnd, int priority);
void addLoopingSound(int sfxId, int volume, int pan, uint32 delaySeconds, Audio::Mixer::SoundType type = kAmbientSoundType);
void adjustLoopingSound(int sfxId, int volume, int pan, uint32 delaySeconds);
// it seems there is little confusion in original code about delay parameter,
// sometimes it is used as boolean in same way as stopPlaying from non looping
void removeLoopingSound(int sfxId, uint32 delaySeconds);
void removeAllLoopingSounds(uint32 delaySeconds);
void tick();
void setVolume(int volume);
int getVolume() const;
void playSample();
void save(SaveFileWriteStream &f);
void load(SaveFileReadStream &f);
private:
int findAvailableNonLoopingTrack() const;
int findNonLoopingTrackByHash(int32 hash) const;
int findAvailableLoopingTrack() const;
int findLoopingTrackByHash(int32 hash) const;
void addSoundByName(const Common::String &name,
uint32 delayMinSeconds, uint32 delayMaxSeconds,
int volumeMin, int volumeMax,
int panStartMin, int panStartMax,
int panEndMin, int panEndMax,
int priority, int unk);
void removeNonLoopingSoundByIndex(int index, bool stopPlaying);
void removeLoopingSoundByIndex(int index, uint32 delaySeconds);
};
} // End of namespace BladeRunner
#endif
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