ddnet/src/engine/sound.h

119 lines
2.9 KiB
C++

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