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Point lights at things

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This commit is contained in:
Aronai Sieyes
2021-06-24 23:37:44 -04:00
parent 0d7f95bf25
commit 525639a2be
6 changed files with 93 additions and 5 deletions
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code/datums/components/overlay_lighting.dm
+37 -4
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@@ -436,19 +436,47 @@
var/turf/lit_turf = t
lit_turf.dynamic_lumcount -= difference
///Here we append the behavior associated to changing lum_power.
///Moves the light directional_atom that emits our "light" based on our position and our direction
/datum/component/overlay_lighting/proc/cast_directional_light()
var/final_distance = cast_range
//Lower the distance by 1 if we're not looking at a cardinal direction, and we're not a short cast
if(final_distance > SHORT_CAST && !(ALL_CARDINALS & current_direction))
final_distance -= 1
var/turf/scanning = get_turf(current_holder)
. = 0
for(var/i in 1 to final_distance)
var/turf/next_turf = get_step(scanning, current_direction)
if(isnull(next_turf) || IS_OPAQUE_TURF(next_turf))
if(isnull(next_turf) || IS_OPAQUE_TURF_DIR(next_turf, reverse_dir[current_direction]))
break
scanning = next_turf
.++
directional_atom.forceMove(scanning)
directional_atom.face_light(GET_PARENT, .)
///Tries to place the directional light in a specific turf
/datum/component/overlay_lighting/proc/place_directional_light(turf/target)
var/final_distance = round(cast_range*2)
//Lower the distance by 1 if we're not looking at a cardinal direction, and we're not a short cast
if(final_distance > SHORT_CAST && !(ALL_CARDINALS & get_dir(GET_PARENT, target)))
final_distance -= 1
var/turf/scanning = get_turf(GET_PARENT)
. = 0
for(var/i in 1 to final_distance)
var/next_dir = get_dir(scanning, target)
var/turf/next_turf = get_step(scanning, next_dir)
if(isnull(next_turf) || IS_OPAQUE_TURF_DIR(next_turf, get_dir(scanning, next_turf)))
break
scanning = next_turf
.++
directional_atom.forceMove(scanning)
directional_atom.face_light(GET_PARENT, .)
set_direction(get_dir(GET_PARENT, scanning), TRUE)
///Called when current_holder changes loc.
/datum/component/overlay_lighting/proc/on_holder_dir_change(atom/movable/source, olddir, newdir)
@@ -461,7 +489,7 @@
set_direction(newdir)
///Sets a new direction for the directional cast, then updates luminosity
/datum/component/overlay_lighting/proc/set_direction(newdir)
/datum/component/overlay_lighting/proc/set_direction(newdir, skip_update)
if(!newdir)
return
if(current_direction == newdir)
@@ -476,8 +504,10 @@
else
if(!isnull(cone_hint_y))
cone.pixel_y = cone_hint_y
directional_atom.pixel_y = cone_hint_y
else
cone.pixel_y = 0
directional_atom.pixel_y = 0
if(newdir & EAST)
cone.pixel_x = 16
@@ -487,12 +517,15 @@
if(!isnull(cone_hint_x))
if(newdir & NORTH)
cone.pixel_x = -1*cone_hint_x
directional_atom.pixel_x = -1*cone_hint_x
else
cone.pixel_x = cone_hint_x
directional_atom.pixel_x = cone_hint_x
else
cone.pixel_x = 0
directional_atom.pixel_x = 0
if(overlay_lighting_flags & LIGHTING_ON)
if(!skip_update && (overlay_lighting_flags & LIGHTING_ON))
make_luminosity_update()
/datum/component/overlay_lighting/proc/on_parent_crafted(datum/source, atom/movable/new_craft)