sugarlabs/sugar-toolkit-gtk3
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Icon - increase LRU cache sizes

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Some activities suffer from performance penalties once the number of
icons backed by SVGs exceeds 50.

Double the cache sizes.

Tested on OLPC XO-1, the weakest known system on which Sugar is used.
This commit is contained in:
James Cameron 2018-01-06 15:01:00 +11:00
parent a77ae5fb57
commit aaea86066d
1 changed files with 2 additions and 2 deletions
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src/sugar3/graphics/icon.py
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@ -113,7 +113,7 @@ _BADGE_SIZE = 0.45
class _SVGLoader(object): class _SVGLoader(object):
def __init__(self): def __init__(self):
self._cache = LRU(50) self._cache = LRU(100)
def load(self, file_name, entities, cache): def load(self, file_name, entities, cache):
if file_name in self._cache: if file_name in self._cache:
@ -156,7 +156,7 @@ class _BadgeInfo(object):
class _IconBuffer(object): class _IconBuffer(object):
_surface_cache = LRU(50) _surface_cache = LRU(100)
_loader = _SVGLoader() _loader = _SVGLoader()
def __init__(self): def __init__(self):