fix x-fades (part one)

[ardour.git] / libs / ardour / audioregion.cc

diff --git a/libs/ardour/audioregion.cc b/libs/ardour/audioregion.cc
index 577f12c78e8ed2c75eba41a6b3997a5e0fa91b49..a02eb3720b293213a6ab2b9c9fb80803d4eaa8ae 100644 (file)
--- a/libs/ardour/audioregion.cc
+++ b/libs/ardour/audioregion.cc
@@ -82,9 +82,8 @@ static void
 reverse_curve (boost::shared_ptr<Evoral::ControlList> dst, boost::shared_ptr<const Evoral::ControlList> src)
 {
        size_t len = src->back()->when;
-       
-       for (Evoral::ControlList::const_iterator it = src->begin(); it!=src->end(); it++) {
-               dst->add (len - (*it)->when, (*it)->value);
+       for (Evoral::ControlList::const_reverse_iterator it = src->rbegin(); it!=src->rend(); it++) {
+               dst->fast_simple_add (len - (*it)->when, (*it)->value);
        }
 }
 
@@ -141,7 +140,7 @@ merge_curves (boost::shared_ptr<Evoral::ControlList> dst,
                interp += v2 * ( (double)count / (double)size );
 
                interp = dB_to_coefficient(interp);
-               dst->add ( (*c1)->when, interp );
+               dst->fast_simple_add ( (*c1)->when, interp );
                c1++;
                count++;
        }