add VOPM tone format

1 files changed, 25 insertions, 1 deletions

diff --git a/tonedata/tonedata.h b/tonedata/tonedata.h
index c8dd03c..5a7cd12 100644
--- a/tonedata/tonedata.h
+++ b/tonedata/tonedata.h
@@ -2,6 +2,7 @@
 #define MYON_FMPLAYER_TONEDATA_H_INCLUDED
 
 #include <stdint.h>
+#include <stdbool.h>
 
 struct fmplayer_tonedata {
   struct fmplayer_tonedata_channel {
@@ -22,6 +23,28 @@ struct fmplayer_tonedata {
   } ch[6];
 };
 
+static inline bool fmplayer_tonedata_channel_isequal(
+  const struct fmplayer_tonedata_channel *a,
+  const struct fmplayer_tonedata_channel *b) {
+  if (a->fb != b->fb) return false;
+  if (a->alg != b->alg) return false;
+  for (int s = 0; s < 4; s++) {
+    const struct fmplayer_tonedata_slot *sa = &a->slot[s];
+    const struct fmplayer_tonedata_slot *sb = &b->slot[s];
+    if (sa->ar != sb->ar) return false;
+    if (sa->dr != sb->dr) return false;
+    if (sa->sr != sb->sr) return false;
+    if (sa->rr != sb->rr) return false;
+    if (sa->sl != sb->sl) return false;
+    if (sa->tl != sb->tl) return false;
+    if (sa->ks != sb->ks) return false;
+    if (sa->ml != sb->ml) return false;
+    if (sa->dt != sb->dt) return false;
+    if (sa->ams != sb->ams) return false;
+  }
+  return true;
+}
+
 struct opna;
 void tonedata_from_opna(
   struct fmplayer_tonedata *tonedata,
@@ -30,7 +53,8 @@ void tonedata_from_opna(
 
 enum fmplayer_tonedata_format {
   FMPLAYER_TONEDATA_FMT_PMD,
-  FMPLAYER_TONEDATA_FMT_FMP
+  FMPLAYER_TONEDATA_FMT_FMP,
+  FMPLAYER_TONEDATA_FMT_VOPM,
 };
 
 enum {