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Optimize air alarms processing and light overlays (#17715)

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This commit is contained in:
Fluffy
2023-12-01 12:14:21 +00:00
committed by GitHub
parent 1fa161eb97
commit 1ecbd23a5b
4 changed files with 92 additions and 18 deletions
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code/modules/lighting/lighting_overlay.dm
+14 -11
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@@ -59,18 +59,21 @@
// See LIGHTING_CORNER_DIAGONAL in lighting_corner.dm for why these values are what they are.
var/list/corners = T.corners
var/datum/lighting_corner/cr = dummy_lighting_corner
var/datum/lighting_corner/cg = dummy_lighting_corner
var/datum/lighting_corner/cb = dummy_lighting_corner
var/datum/lighting_corner/ca = dummy_lighting_corner
if (corners)
cr = corners[3] || dummy_lighting_corner
cg = corners[2] || dummy_lighting_corner
cb = corners[4] || dummy_lighting_corner
ca = corners[1] || dummy_lighting_corner
var/max = max(cr.cache_mx, cg.cache_mx, cb.cache_mx, ca.cache_mx)
luminosity = max > LIGHTING_SOFT_THRESHOLD
//Local cache, because otherwise it accesses the global variable repeatedly, which is slower
var/dummy_lighting_corner_cache = dummy_lighting_corner
var/datum/lighting_corner/cr = dummy_lighting_corner_cache
var/datum/lighting_corner/cg = dummy_lighting_corner_cache
var/datum/lighting_corner/cb = dummy_lighting_corner_cache
var/datum/lighting_corner/ca = dummy_lighting_corner_cache
if (corners)
cr = corners[3] || dummy_lighting_corner_cache
cg = corners[2] || dummy_lighting_corner_cache
cb = corners[4] || dummy_lighting_corner_cache
ca = corners[1] || dummy_lighting_corner_cache
luminosity = max(cr.cache_mx, cg.cache_mx, cb.cache_mx, ca.cache_mx) > LIGHTING_SOFT_THRESHOLD
var/rr = cr.cache_r
var/rg = cr.cache_g