ardour/livetrax
13
0
Fork 0
Code

no create cached waveview images that span from render-start to cache-start, but always clamp the end to render-end, to avoid creating over-sized images

Browse Source
This commit is contained in:
Paul Davis 2013-04-19 10:53:52 -04:00
parent e55ed5d642
commit 0c170b0897
1 changed files with 2 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
libs/canvas/wave_view.cc
View File

@ -174,7 +174,7 @@ WaveView::render (Rect const & area, Cairo::RefPtr<Cairo::Context> context) cons
need another one for the missing bit.
*/
CacheEntry* c = new CacheEntry (this, p, (*cache)->start());
CacheEntry* c = new CacheEntry (this, p, min (end, (*cache)->start()));
cache = _cache.insert (cache, c);
++cache;
render = c;
@ -369,11 +369,7 @@ WaveView::set_region_start (frameoffset_t start)
/** Construct a new CacheEntry with peak data between two offsets
* in the source.
*/
WaveView::CacheEntry::CacheEntry (
WaveView const * wave_view,
int start,
int end
)
WaveView::CacheEntry::CacheEntry (WaveView const * wave_view, int start, int end)
: _wave_view (wave_view)
, _start (start)
, _end (end)