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https://github.com/CHOMPStation2/CHOMPStation2.git
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[MIRROR] Micro-opt lighting (#9268)
Co-authored-by: ShadowLarkens <shadowlarkens@gmail.com> Co-authored-by: Kashargul <144968721+Kashargul@users.noreply.github.com>
This commit is contained in:
CHOMPStation2
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@@ -111,28 +111,44 @@
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// As such this all gets counted as a single line.
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// The braces and semicolons are there to be able to do this on a single line.
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// /tg/ falloff alg
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#define LUM_FALLOFF(C, T) (1 - CLAMP01(sqrt((C.x - T.x) ** 2 + (C.y - T.y) ** 2 + LIGHTING_HEIGHT) / max(1, light_range)))
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// This exists so we can cache the vars used in this macro, and save MASSIVE time :)
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// Most of this is saving off datum var accesses, tho some of it does actually cache computation
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// You will NEED to call this before you call APPLY_CORNER
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#define SETUP_CORNERS_CACHE(lighting_source) \
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var/_turf_x = lighting_source.pixel_turf.x; \
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var/_turf_y = lighting_source.pixel_turf.y; \
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var/_range_divisor = max(1, lighting_source.light_range); \
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var/_light_power = lighting_source.light_power; \
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var/_applied_lum_r = lighting_source.applied_lum_r; \
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var/_applied_lum_g = lighting_source.applied_lum_g; \
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var/_applied_lum_b = lighting_source.applied_lum_b; \
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var/_lum_r = lighting_source.lum_r; \
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var/_lum_g = lighting_source.lum_g; \
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var/_lum_b = lighting_source.lum_b; \
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// Bay/Polaris falloff alg
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//#define LUM_FALLOFF(C, T)(1 - CLAMP01(((C.x - T.x) ** 2 +(C.y - T.y) ** 2 + LIGHTING_HEIGHT) ** 0.6 / max(1, light_range)))
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#define SETUP_CORNERS_REMOVAL_CACHE(lighting_source) \
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var/_applied_lum_r = lighting_source.applied_lum_r; \
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var/_applied_lum_g = lighting_source.applied_lum_g; \
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var/_applied_lum_b = lighting_source.applied_lum_b;
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#define LUM_FALLOFF(C) (1 - CLAMP01(sqrt((C.x - _turf_x) ** 2 + (C.y - _turf_y) ** 2 + LIGHTING_HEIGHT) / _range_divisor))
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#define APPLY_CORNER(C) \
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. = LUM_FALLOFF(C, pixel_turf); \
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. *= light_power; \
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. = LUM_FALLOFF(C); \
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. *= _light_power; \
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var/OLD = effect_str[C]; \
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\
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C.update_lumcount \
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( \
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(. * lum_r) - (OLD * applied_lum_r), \
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(. * lum_g) - (OLD * applied_lum_g), \
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(. * lum_b) - (OLD * applied_lum_b) \
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(. * _lum_r) - (OLD * _applied_lum_r), \
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(. * _lum_g) - (OLD * _applied_lum_g), \
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(. * _lum_b) - (OLD * _applied_lum_b) \
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); \
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//CHOMPEdit Begin
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#define APPLY_CORNER_NEW(C) \
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. = LUM_FALLOFF(C, pixel_turf); \
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. *= light_power; \
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. = LUM_FALLOFF(C); \
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. *= _light_power; \
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var/OLD = effect_str[C]; \
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if (. != 0){ \
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LAZYADD(C.affecting, src); \
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@@ -140,21 +156,22 @@
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} \
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C.update_lumcount \
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( \
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(. * lum_r) - (OLD * applied_lum_r), \
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(. * lum_g) - (OLD * applied_lum_g), \
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(. * lum_b) - (OLD * applied_lum_b) \
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(. * _lum_r) - (OLD * _applied_lum_r), \
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(. * _lum_g) - (OLD * _applied_lum_g), \
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(. * _lum_b) - (OLD * _applied_lum_b) \
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); \
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//CHOMPEdit End
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#define REMOVE_CORNER(C) \
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. = -effect_str[C]; \
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C.update_lumcount \
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( \
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. * applied_lum_r, \
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. * applied_lum_g, \
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. * applied_lum_b \
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. * _applied_lum_r, \
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. * _applied_lum_g, \
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. * _applied_lum_b \
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);
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/datum/light_source/proc/remove_lum()
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SETUP_CORNERS_REMOVAL_CACHE(src)
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applied = FALSE
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for (var/datum/lighting_corner/corner as anything in effect_str)
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LAZYREMOVE(corner.affecting, src) //CHOMPEdit
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@@ -163,6 +180,7 @@
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effect_str = null
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/datum/light_source/proc/recalc_corner(datum/lighting_corner/corner)
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SETUP_CORNERS_CACHE(src)
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LAZYINITLIST(effect_str)
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if (effect_str[corner]) // Already have one.
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REMOVE_CORNER(corner)
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@@ -174,6 +192,24 @@
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/datum/light_source/proc/get_turfs_in_range()
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return view(CEILING(light_range, 1), source_turf)
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// Keep in mind. Lighting corners accept the bottom left (northwest) set of cords to them as input
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//CHOMPEdit Start Dynamic light
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#define GENERATE_MISSING_CORNERS(gen_for) \
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if (!gen_for.lighting_corner_NE) { \
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gen_for.lighting_corner_NE = new /datum/lighting_corner(gen_for.x, gen_for.y, gen_for.z, gen_for.has_dynamic_lighting()); \
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} \
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if (!gen_for.lighting_corner_SE) { \
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gen_for.lighting_corner_SE = new /datum/lighting_corner(gen_for.x, gen_for.y - 1, gen_for.z, gen_for.has_dynamic_lighting()); \
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} \
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if (!gen_for.lighting_corner_SW) { \
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gen_for.lighting_corner_SW = new /datum/lighting_corner(gen_for.x - 1, gen_for.y - 1, gen_for.z, gen_for.has_dynamic_lighting()); \
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} \
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if (!gen_for.lighting_corner_NW) { \
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gen_for.lighting_corner_NW = new /datum/lighting_corner(gen_for.x - 1, gen_for.y, gen_for.z, gen_for.has_dynamic_lighting()); \
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} \
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gen_for.lighting_corners_initialised = TRUE;
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//CHOMPEdit End
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/datum/light_source/proc/update_corners()
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var/update = FALSE
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var/atom/source_atom = src.source_atom
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@@ -236,24 +272,27 @@
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return //nothing's changed
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var/list/datum/lighting_corner/corners = list()
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var/list/turf/turfs = list()
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if (source_turf)
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var/oldlum = source_turf.luminosity
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source_turf.luminosity = CEILING(light_range, 1)
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for(var/turf/T in get_turfs_in_range())
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if(!IS_OPAQUE_TURF(T))
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if (!T.lighting_corners_initialised)
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T.generate_missing_corners()
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corners[T.lighting_corner_NE] = 0
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corners[T.lighting_corner_SE] = 0
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corners[T.lighting_corner_SW] = 0
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corners[T.lighting_corner_NW] = 0
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turfs += T
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if(IS_OPAQUE_TURF(T))
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continue
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if (!T.lighting_corners_initialised)
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GENERATE_MISSING_CORNERS(T)
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corners[T.lighting_corner_NE] = 0
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corners[T.lighting_corner_SE] = 0
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corners[T.lighting_corner_SW] = 0
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corners[T.lighting_corner_NW] = 0
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source_turf.luminosity = oldlum
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var/list/datum/lighting_corner/new_corners = (corners - effect_str)
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LAZYINITLIST(effect_str)
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SETUP_CORNERS_CACHE(src)
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var/list/datum/lighting_corner/new_corners = (corners - src.effect_str)
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LAZYINITLIST(src.effect_str)
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var/list/effect_str = src.effect_str
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if (needs_update == LIGHTING_VIS_UPDATE)
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for (var/datum/lighting_corner/corner in new_corners) //CHOMPEdit
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//CHOMPEdit Begin
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@@ -267,8 +306,8 @@
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for (var/datum/lighting_corner/corner in corners - new_corners) // Existing corners //CHOMPEdit
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//CHOMPEdit Begin
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. = LUM_FALLOFF(corner, pixel_turf);
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. *= light_power;
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. = LUM_FALLOFF(corner);
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. *= _light_power;
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var/OLD = effect_str[corner];
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if (. != 0)
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effect_str[corner] = .
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@@ -277,9 +316,9 @@
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effect_str -= corner
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corner.update_lumcount \
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( \
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(. * lum_r) - (OLD * applied_lum_r), \
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(. * lum_g) - (OLD * applied_lum_g), \
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(. * lum_b) - (OLD * applied_lum_b) \
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(. * _lum_r) - (OLD * _applied_lum_r), \
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(. * _lum_g) - (OLD * _applied_lum_g), \
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(. * _lum_b) - (OLD * _applied_lum_b) \
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);
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//CHOMPEdit End
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@@ -293,9 +332,11 @@
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applied_lum_g = lum_g
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applied_lum_b = lum_b
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UNSETEMPTY(effect_str)
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UNSETEMPTY(src.effect_str)
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#undef EFFECT_UPDATE
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#undef LUM_FALLOFF
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#undef REMOVE_CORNER
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#undef APPLY_CORNER
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#undef SETUP_CORNERS_REMOVAL_CACHE
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#undef SETUP_CORNERS_CACHE
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