32 lines
750 B
C
32 lines
750 B
C
--- src/opl.c.orig 2013-09-07 23:56:16 UTC
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+++ src/opl.c
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@@ -145,6 +145,29 @@ static fltype decrelconst[4] = {
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(fltype)(1/22.44608)
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};
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+// per-chip variables
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+Bitu chip_num;
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+op_type op[MAXOPERATORS];
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+
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+Bits int_samplerate;
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+
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+Bit8u status;
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+Bit32u opl_index;
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+#if defined(OPLTYPE_IS_OPL3)
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+Bit8u adlibreg[512]; // adlib register set (including second set)
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+Bit8u wave_sel[44]; // waveform selection
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+#else
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+Bit8u adlibreg[256]; // adlib register set
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+Bit8u wave_sel[22]; // waveform selection
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+#endif
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+
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+
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+// vibrato/tremolo increment/counter
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+Bit32u vibtab_pos;
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+Bit32u vibtab_add;
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+Bit32u tremtab_pos;
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+Bit32u tremtab_add;
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+
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void operator_advance(op_type* op_pt, Bit32s vib) {
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op_pt->wfpos = op_pt->tcount; // waveform position
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