From 30c59a00956142aafda87c0bdc71c46d1a2218ff Mon Sep 17 00:00:00 2001
From: Takamichi Horikawa <takamichiho@gmail.com>
Date: Mon, 27 Mar 2017 23:33:40 +0900
Subject: add oscilloscope view

---
 libopna/opna.h | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'libopna/opna.h')

diff --git a/libopna/opna.h b/libopna/opna.h
index 7d7d722..2ebca0d 100644
--- a/libopna/opna.h
+++ b/libopna/opna.h
@@ -30,6 +30,10 @@ enum {
   LIBOPNA_CHAN_ADPCM = 0x8000,
 };
 
+enum {
+  LIBOPNA_OSCILLO_TRACK_COUNT = 11
+};
+
 struct opna {
   struct opna_fm fm;
   struct opna_ssg ssg;
@@ -43,6 +47,8 @@ void opna_reset(struct opna *opna);
 void opna_writereg(struct opna *opna, unsigned reg, unsigned val);
 unsigned opna_readreg(const struct opna *opna, unsigned reg);
 void opna_mix(struct opna *opna, int16_t *buf, unsigned samples);
+struct oscillodata;
+void opna_mix_oscillo(struct opna *opna, int16_t *buf, unsigned samples, struct oscillodata *oscillo);
 unsigned opna_get_mask(const struct opna *opna);
 void opna_set_mask(struct opna *opna, unsigned mask);
 
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