#ifndef OPL_H #define OPL_H #include "zstring.h" // Abstract base class for OPL emulators class OPLEmul { public: OPLEmul() {} virtual ~OPLEmul() {} virtual void Reset() = 0; virtual int Write(int a, int v) = 0; virtual void Update(float *buffer, int length) = 0; virtual void SetPanning(int c, int pan) = 0; virtual FString GetVoiceString() { return FString(); } }; #endif