AxibugEmuOnline/AxibugEmuOnline.Client/Assets/VirtualNes.Core/ApuEX/APU_INTERFACE.cs

37 lines
1.2 KiB
C#

namespace VirtualNes.Core
{
public abstract class APU_INTERFACE
{
public const float APU_CLOCK = 1789772.5f;
public virtual void Dispose() { }
public abstract void Reset(float fClock, int nRate);
public abstract void Setup(float fClock, int nRate);
public abstract void Write(ushort addr, byte data);
public abstract int Process(int channel);
public virtual byte Read(ushort addr)
{
return (byte)(addr >> 8);
}
public virtual void WriteSync(ushort addr, byte data) { }
public virtual byte ReadSync(ushort addr) { return 0; }
public virtual void VSync() { }
public virtual bool Sync(int cycles) { return false; }
public virtual int GetFreq(int channel) { return 0; }
public virtual int GetStateSize() { return 0; }
public virtual void SaveState(byte[] p) { }
public virtual void LoadState(byte[] p) { }
public static int INT2FIX(int x)
{
return x << 16;
}
public static int FIX2INT(int x)
{
return x >> 16;
}
}
}