Ym2612_Emu.h
No OneTemporary
Actions

Authored By

Unknown

Size

909 B

Referenced Files

None

Subscribers

None

Ym2612_Emu.h
View Options

	// YM2612 FM sound chip emulator interface

	// Game_Music_Emu 0.5.5
	#ifndef YM2612_EMU_H
	#define YM2612_EMU_H

	struct Ym2612_Impl;

	class Ym2612_Emu {
	Ym2612_Impl* impl;
	public:
	Ym2612_Emu() { impl = 0; }
	~Ym2612_Emu();

	// Set output sample rate and chip clock rates, in Hz. Returns non-zero
	// if error.
	const char* set_rate( double sample_rate, double clock_rate );

	// Reset to power-up state
	void reset();

	// Mute voice n if bit n (1 << n) of mask is set
	enum { channel_count = 6 };
	void mute_voices( int mask );

	// Write addr to register 0 then data to register 1
	void write0( int addr, int data );

	// Write addr to register 2 then data to register 3
	void write1( int addr, int data );

	// Run and add pair_count samples into current output buffer contents
	typedef short sample_t;
	enum { out_chan_count = 2 }; // stereo
	void run( int pair_count, sample_t* out );
	};

	#endif