snd_AxVoiceManager.h

#ifndef NW4R_SND_AX_VOICE_MANAGER_H
#define NW4R_SND_AX_VOICE_MANAGER_H
 
/*******************************************************************************
 * headers
 */
 
#include <types.h>
 
#include "nw4r/snd/snd_AxVoice.h"
 
/*******************************************************************************
 * classes and functions
 */
 
namespace nw4r { namespace snd { namespace detail
{
    // [R89JEL]:/bin/RVL/Debug/mainD.elf:.debug::0x2adb3b
    class AxVoiceManager
    {
    // methods
    public:
        // instance accessors
        static AxVoiceManager &GetInstance();
 
        // methods
        void Setup(void *mem, ulong memSize);
        void Shutdown();
 
        ulong GetRequiredMemSize(int axVoiceCount);
 
        AxVoice *AcquireAxVoice(ulong priority, AxVoice::Callback *callback,
                                void *callbackData);
        void ReserveForFreeAxVoice(AxVoice *voice);
        void FreeAxVoice(AxVoice *voice);
        void FreeAllReservedAxVoice();
 
    private:
        // cdtors
        AxVoiceManager();
 
        // methods
        AxVoice *Alloc();
        void ReserveForFree(AxVoice *voice);
        void Free(AxVoice *voice);
 
    // static members
    public:
        static int const VOICE_COUNT_MARGIN = 16;
        static const int VOICE_MARGIN = 16;
        static const int VOICE_MAX = AX_VOICE_MAX + VOICE_MARGIN;
        static const int WORK_SIZE_MAX = VOICE_MAX * sizeof(AxVoice);
 
    // members
    private:
        AxVoice::LinkList   mActiveVoiceList;       // size 0x0c, offset 0x00
        AxVoice::LinkList   mFreeVoiceList;         // size 0x0c, offset 0x0c
        AxVoice::LinkList   mFreeReservedVoiceList; // size 0x0c, offset 0x18
        bool                mInitialized;           // size 0x01, offset 0x24
        /* 3 bytes padding */
        int                 mVoiceCount;            // size 0x04, offset 0x28
    }; // size 0x2c
}}} // namespace nw4r::snd::detail
 
#endif // NW4R_SND_AX_VOICE_MANAGER_H