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718112a8fe
Currently none of these is being used, but eventually they will, once more code gets ported over. So it's better to have them right away and avoid editing the project file too much, only to revert that later.
33 lines
764 B
C++
33 lines
764 B
C++
// YM2413 FM sound chip emulator interface
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// Game_Music_Emu https://bitbucket.org/mpyne/game-music-emu/
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#ifndef YM2413_EMU_H
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#define YM2413_EMU_H
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class Ym2413_Emu {
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struct OPLL* opll;
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public:
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Ym2413_Emu();
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~Ym2413_Emu();
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// Set output sample rate and chip clock rates, in Hz. Returns non-zero
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// if error.
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int set_rate( double sample_rate, double clock_rate );
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// Reset to power-up state
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void reset();
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// Mute voice n if bit n (1 << n) of mask is set
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enum { channel_count = 14 };
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void mute_voices( int mask );
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// Write 'data' to 'addr'
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void write( int addr, int data );
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// Run and write pair_count samples to output
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typedef short sample_t;
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enum { out_chan_count = 2 }; // stereo
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void run( int pair_count, sample_t* out );
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};
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#endif
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