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Optimization: Use constant folding for divisions not a power of two (#9609)

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zwim
2022-10-10 22:21:27 +02:00
committed by GitHub
parent a24548ed3f
commit 4969811c08
40 changed files with 118 additions and 118 deletions
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frontend/apps/reader/modules/readerthumbnail.lua
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@@ -123,7 +123,7 @@ function ReaderThumbnail:setupCache()
local max_bytes = math.ceil(N * Screen:getWidth() * Screen:getHeight() * Blitbuffer.TYPE_TO_BPP[self.bb_type] / 8)
-- We don't really care about limiting any number of slots, so allow
-- for at least 5 pages of 10x10 tiles
local avg_itemsize = math.ceil(max_bytes / 500)
local avg_itemsize = math.ceil(max_bytes * (1/500))
self.tile_cache = Cache:new{
size = max_bytes,
avg_itemsize = avg_itemsize, -- will make slots=500