diff align/DTW.h @ 771:1d6cca5a5621 pitch-align

Allow use of proper sparse models (i.e. retaining event time info) in alignment; use this to switch to note alignment, which is what we have most recently been doing in the external program. Not currently producing correct results, though

--- a/align/DTW.h	Thu May 28 17:52:19 2020 +0100
+++ b/align/DTW.h	Fri May 29 17:39:02 2020 +0100
@@ -189,4 +189,11 @@
     }
 };
 
+inline std::ostream &operator<<(std::ostream &s, const RiseFallDTW::Value v) {
+    return (s <<
+            (v.direction == RiseFallDTW::Direction::None ? "=" :
+             v.direction == RiseFallDTW::Direction::Up ? "+" : "-")
+            << v.distance);
+}
+
 #endif