add comment to help explain Region::source_beats_to_absolute_beats()

2021-02-15 13:23:34 -07:00
parent 9a9bc3408f
commit 9d7d158abd
1 changed files with 3 additions and 0 deletions
--- a/libs/ardour/region.cc
+++ b/libs/ardour/region.cc
@@ -2024,6 +2024,9 @@ Region::region_distance_to_region_beats (timecnt_t const & region_relative_offse
 Temporal::Beats
 Region::source_beats_to_absolute_beats (Temporal::Beats beats) const
 {
+	/* since the return type must be beats, force source_position() to
+	   beats before adding, rather than after.
+	*/
 	return source_position().beats() + beats;
 }