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slightly explanatory comment for crossfading

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git-svn-id: svn://localhost/ardour2/branches/3.0@12099 d708f5d6-7413-0410-9779-e7cbd77b26cf
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Paul Davis
2012-04-26 19:29:41 +00:00
parent 834f94c60a
commit eda0491169
1 changed files with 6 additions and 1 deletions
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7
libs/ardour/audioregion.cc
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@@ -531,7 +531,12 @@ AudioRegion::_read_at (const SourceList& srcs, framecnt_t limit,
}
/* APPLY FADES TO THE DATA IN mixdown_buffer AND MIX THE RESULTS INTO buf */
/* APPLY FADES TO THE DATA IN mixdown_buffer AND MIX THE RESULTS INTO
* buf. The key things to realize here: (1) the fade being applied is
* (as of April 26th 2012) just the inverse of the fade in curve (2)
* "buf" contains data from lower regions already. So this operation
* fades out the existing material.
*/
if (fade_in_limit != 0) {
_fade_in->curve().get_vector (internal_offset, internal_offset + fade_in_limit, gain_buffer, fade_in_limit);