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118 lines
2.9 KiB
C++
118 lines
2.9 KiB
C++
/* (c) Magnus Auvinen. See licence.txt in the root of the distribution for more information. */
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/* If you are missing that file, acquire a complete release at teeworlds.com. */
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#ifndef ENGINE_SOUND_H
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#define ENGINE_SOUND_H
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#include "kernel.h"
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#include <engine/shared/video.h>
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class ISound : public IInterface
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{
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MACRO_INTERFACE("sound", 0)
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public:
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enum
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{
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FLAG_LOOP = 1 << 0,
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FLAG_POS = 1 << 1,
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FLAG_NO_PANNING = 1 << 2,
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FLAG_ALL = FLAG_LOOP | FLAG_POS | FLAG_NO_PANNING,
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};
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enum
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{
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SHAPE_CIRCLE,
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SHAPE_RECTANGLE,
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};
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// unused
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struct CSampleHandle
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{
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int m_SampleID;
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};
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struct CVoiceShapeCircle
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{
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float m_Radius;
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};
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struct CVoiceShapeRectangle
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{
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float m_Width;
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float m_Height;
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};
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class CVoiceHandle
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{
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friend class ISound;
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int m_Id;
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int m_Age;
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public:
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CVoiceHandle() :
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m_Id(-1), m_Age(-1)
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{
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}
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bool IsValid() const { return (Id() >= 0) && (Age() >= 0); }
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int Id() const { return m_Id; }
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int Age() const { return m_Age; }
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bool operator==(const CVoiceHandle &Other) const { return m_Id == Other.m_Id && m_Age == Other.m_Age; }
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};
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virtual bool IsSoundEnabled() = 0;
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virtual int LoadWV(const char *pFilename) = 0;
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virtual int LoadOpus(const char *pFilename) = 0;
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virtual int LoadWVFromMem(const void *pData, unsigned DataSize, bool FromEditor = false) = 0;
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virtual int LoadOpusFromMem(const void *pData, unsigned DataSize, bool FromEditor = false) = 0;
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virtual void UnloadSample(int SampleID) = 0;
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virtual float GetSampleDuration(int SampleID) = 0; // in s
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virtual void SetChannel(int ChannelID, float Volume, float Panning) = 0;
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virtual void SetListenerPos(float x, float y) = 0;
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virtual void SetVoiceVolume(CVoiceHandle Voice, float Volume) = 0;
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virtual void SetVoiceFalloff(CVoiceHandle Voice, float Falloff) = 0;
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virtual void SetVoiceLocation(CVoiceHandle Voice, float x, float y) = 0;
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virtual void SetVoiceTimeOffset(CVoiceHandle Voice, float offset) = 0; // in s
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virtual void SetVoiceCircle(CVoiceHandle Voice, float Radius) = 0;
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virtual void SetVoiceRectangle(CVoiceHandle Voice, float Width, float Height) = 0;
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virtual CVoiceHandle PlayAt(int ChannelID, int SampleID, int Flags, float x, float y) = 0;
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virtual CVoiceHandle Play(int ChannelID, int SampleID, int Flags) = 0;
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virtual void Stop(int SampleID) = 0;
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virtual void StopAll() = 0;
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virtual void StopVoice(CVoiceHandle Voice) = 0;
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virtual ISoundMixFunc GetSoundMixFunc() = 0;
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// useful for thread synchronization
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virtual void PauseAudioDevice() = 0;
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virtual void UnpauseAudioDevice() = 0;
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protected:
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inline CVoiceHandle CreateVoiceHandle(int Index, int Age)
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{
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CVoiceHandle Voice;
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Voice.m_Id = Index;
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Voice.m_Age = Age;
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return Voice;
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}
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};
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class IEngineSound : public ISound
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{
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MACRO_INTERFACE("enginesound", 0)
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public:
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virtual int Init() = 0;
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virtual int Update() = 0;
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virtual int Shutdown() = 0;
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};
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extern IEngineSound *CreateEngineSound();
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#endif
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