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#ifndef OPL_H
#define OPL_H
// Abstract base class for OPL emulators
class OPLEmul
{
public:
OPLEmul() {}
virtual ~OPLEmul() {}
virtual void Reset() = 0;
virtual void WriteReg(int reg, int v) = 0;
virtual void Update(float *buffer, int length) = 0;
virtual void UpdateS(short *buffer, int length) = 0;
virtual void SetPanning(int c, float left, float right) = 0;
};
OPLEmul *YM3812Create(bool stereo);
#define OPL_SAMPLE_RATE 49716.0
#define CENTER_PANNING_POWER 0.70710678118 /* [RH] volume at center for EQP */
#define ADLIB_CLOCK_MUL 24.0
#endif
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