sound_render.h

#ifndef SoundRender_CoreAH
#define SoundRender_CoreAH
#pragma once

#include "SoundRender_Core.h"
#include "OpenALDeviceList.h"
#include <eax/eax.h>


#ifdef DEBUG
#   define A_CHK(expr)      { alGetError();         expr; ALenum error=alGetError();            VERIFY2(error==AL_NO_ERROR, (LPCSTR)alGetString(error)); }
#   define AC_CHK(expr)     { alcGetError(pDevice); expr; ALCenum error=alcGetError(pDevice);   VERIFY2(error==ALC_NO_ERROR,(LPCSTR)alcGetString(pDevice,error)); }
#else
#   define A_CHK(expr)      { expr; }
#   define AC_CHK(expr)     { expr; }
#endif

class CSoundRender_CoreA: public CSoundRender_Core
{
    typedef CSoundRender_Core inherited;
    EAXSet                  eaxSet;                 // EAXSet function, retrieved if EAX Extension is supported
    EAXGet                  eaxGet;                 // EAXGet function, retrieved if EAX Extension is supported
    ALCdevice*              pDevice;
    ALCcontext*             pContext;
    ALDeviceList*           pDeviceList;

    struct SListener{
        Fvector             position;
        Fvector             orientation[2];
float doppler;
float speed;
    };
    SListener               Listener;

    BOOL                    EAXQuerySupport         (BOOL bDeferred, const GUID* guid, u32 prop, void* val, u32 sz);
    BOOL                    EAXTestSupport          (BOOL bDeferred);
protected:
    virtual void            i_eax_set               (const GUID* guid, u32 prop, void* val, u32 sz);
    virtual void            i_eax_get               (const GUID* guid, u32 prop, void* val, u32 sz);
    virtual void            update_listener         ( const Fvector& P, const Fvector& D, const Fvector& N, float dt );
public:
                            CSoundRender_CoreA      ();
    virtual                 ~CSoundRender_CoreA     ();

    virtual void            _initialize             (int stage);
    virtual void            _clear                  ( );
    virtual void            _restart                ( );

    virtual void            set_master_volume       ( float f       );

    virtual const Fvector&  listener_position       ( ){return Listener.position;}
};
extern CSoundRender_CoreA* SoundRenderA;
#endif