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// YM2413 FM sound chip emulator interface
// Game_Music_Emu 0.5.2
#ifndef YM2413_EMU_H
#define YM2413_EMU_H
class Ym2413_Emu {
struct OPLL* opll;
public:
Ym2413_Emu();
~Ym2413_Emu();
// Set output sample rate and chip clock rates, in Hz. Returns non-zero
// if error.
int 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 = 14 };
void mute_voices( int mask );
// Write 'data' to 'addr'
void write( int addr, int data );
// Run and write pair_count samples to output
typedef short sample_t;
enum { out_chan_count = 2 }; // stereo
void run( int pair_count, sample_t* out );
};
#endif
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