ardour/livetrax
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Hack around one case where satisfying all constraints in a

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relayer is impossible.


git-svn-id: svn://localhost/ardour2/branches/3.0@11096 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Carl Hetherington 2011-12-27 19:10:31 +00:00
parent 78c4324026
commit 86cb9348e8
1 changed files with 13 additions and 0 deletions
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13
libs/ardour/playlist.cc
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@ -2410,6 +2410,11 @@ Playlist::compute_temporary_layers (RegionList const & relayer_regions)
continue;
}
DEBUG_TRACE (DEBUG::Layering, "Overlaps to check:\n");
for (RegionList::iterator j = overlaps_to_check.begin(); j != overlaps_to_check.end(); ++j) {
DEBUG_TRACE (DEBUG::Layering, string_compose ("\t%1\n", (*j)->name()));
}
/* Put *i on our overlaps_to_check_list */
overlaps_to_check.push_back (*i);
@ -2446,6 +2451,14 @@ Playlist::compute_temporary_layers (RegionList const & relayer_regions)
next_layer = temporary_layers.get (*j);
}
if (next_layer < previous_layer) {
/* If this happens, it means that it's impossible to put *i between overlaps_to_check
in a way that satisfies the current layering rule. So we'll punt and put *i
above previous_layer.
*/
next_layer = DBL_MAX;
}
/* Now we know where *i and overlaps_to_preserve should go: between previous_layer and
next_layer.
*/