122 lines
3.9 KiB
C++
122 lines
3.9 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 modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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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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*
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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, see <http://www.gnu.org/licenses/>.
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*
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*/
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/*
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* Copyright (C) 2006-2010 - Frictional Games
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*
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* This file is part of HPL1 Engine.
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*/
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#ifndef HPL_LOWLEVELSOUND_H
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#define HPL_LOWLEVELSOUND_H
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#include "hpl1/engine/math/MathTypes.h"
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#include "hpl1/engine/system/SystemTypes.h"
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#include "hpl1/engine/system/low_level_system.h"
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namespace hpl {
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class iSoundData;
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class iSoundEnvironment;
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// class iSoundFilter;
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typedef Common::List<iSoundEnvironment *> tSoundEnvList;
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typedef tSoundEnvList::iterator tSoundEnvListIt;
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class iLowLevelSound {
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public:
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iLowLevelSound();
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virtual ~iLowLevelSound();
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/**
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* Get the formats supported
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* \param &alstFormats
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*/
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virtual void GetSupportedFormats(tStringList &alstFormats) = 0;
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virtual iSoundData *LoadSoundData(const tString &asName, const tString &asFilePath,
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const tString &asType, bool abStream, bool abLoopStream) = 0;
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virtual void UpdateSound(float afTimeStep) = 0;
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virtual void SetListenerAttributes(const cVector3f &avPos, const cVector3f &avVel,
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const cVector3f &avForward, const cVector3f &avUp) = 0;
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virtual void SetListenerPosition(const cVector3f &avPos) = 0;
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const cMatrixf &GetListenerMatrix() { return m_mtxListener; }
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virtual void SetListenerAttenuation(bool abEnabled) = 0;
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virtual void SetSetRolloffFactor(float afFactor) = 0;
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virtual void SetVolume(float afVolume) = 0;
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cVector3f &GetListenerPosition() { return mvListenerPosition; }
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cVector3f &GetListenerVelocity() { return mvListenerVelocity; }
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cVector3f &GetListenerForward() { return mvListenerForward; }
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cVector3f &GetListenerUp() { return mvListenerUp; }
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bool GetListenerAttenuation() { return mbListenerAttenuation; }
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float GetVolume() { return mfVolume; }
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// virtual void LogSoundStatus() {}
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virtual void Init(bool abUseHardware, bool abForceGeneric, bool abUseEnvAudio, int alMaxChannels,
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int alStreamUpdateFreq, bool abUseThreading, bool abUseVoiceManagement,
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int alMaxMonoSourceHint, int alMaxStereoSourceHint,
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int alStreamingBufferSize, int alStreamingBufferCount, bool abEnableLowLevelLog, tString asDeviceName) = 0;
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bool IsHardwareAccelerated() { return mbHardwareAcc; }
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bool IsEnvAudioAvailable() { return mbEnvAudioEnabled; }
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virtual void SetEnvVolume(float afVolume) = 0;
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float GetEnvVolume() { return mfEnvVolume; }
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virtual iSoundEnvironment *LoadSoundEnvironment(const tString &asFilePath) = 0;
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virtual void SetSoundEnvironment(iSoundEnvironment *apSoundEnv) = 0;
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virtual void FadeSoundEnvironment(iSoundEnvironment *apSourceSoundEnv, iSoundEnvironment *apDestSoundEnv, float afT) = 0;
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iSoundEnvironment *GetSoundEnvironmentFromFileName(const tString &asName);
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// void DestroySoundEnvironment( iSoundEnvironment* apSoundEnv);
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protected:
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float mfVolume;
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float mfEnvVolume;
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bool mbListenerAttenuation;
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bool mbHardwareAcc;
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bool mbEnvAudioEnabled;
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cVector3f mvListenerUp;
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cVector3f mvListenerForward;
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cVector3f mvListenerRight;
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cVector3f mvListenerPosition;
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cVector3f mvListenerVelocity;
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cMatrixf m_mtxListener;
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tSoundEnvList mlstSoundEnv;
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};
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} // namespace hpl
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#endif // HPL_LOWLEVELSOUND_H
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