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cache color_to_rgb

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Laura Klünder 2017-11-07 12:57:00 +01:00
parent d0abf2a282
commit d28ee8b461
1 changed files with 2 additions and 0 deletions
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2
src/c3nav/mapdata/render/engines/base.py
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@ -1,5 +1,6 @@
import math import math
from abc import ABC, abstractmethod from abc import ABC, abstractmethod
from functools import lru_cache
from typing import Optional from typing import Optional
from shapely.ops import unary_union from shapely.ops import unary_union
@ -54,6 +55,7 @@ class RenderEngine(ABC):
pass pass
@staticmethod @staticmethod
@lru_cache()
def color_to_rgb(color, alpha=None): def color_to_rgb(color, alpha=None):
if color.startswith('#'): if color.startswith('#'):
return (*(int(color[i:i + 2], 16) / 255 for i in range(1, 6, 2)), 1 if alpha is None else alpha) return (*(int(color[i:i + 2], 16) / 255 for i in range(1, 6, 2)), 1 if alpha is None else alpha)