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CHOMPStation2/code/controllers/subsystems/skybox.dm
Leshana 86c435f4b7 Ports Skybox Parallax
- Port based on Baystation's implementation and customized for our code and usages.
- Switched space icon_state permutation to a "dust" overlay that is permutated the same way. As an overlay, the dust can be *above* the parallax planes. Space turfs are now white to allow skybox to BLEND_MULTIPLY onto them.
- Added skybox hud effect that replaces background space turfs with an image moved to create a parallax effect.
- Added skybox subsystem to generate and manage skybox parallax images, and lots of images for it!
2020-03-11 11:11:40 -04:00

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//Exists to handle a few global variables that change enough to justify this. Technically a parallax, but it exhibits a skybox effect.
SUBSYSTEM_DEF(skybox)
name = "Space skybox"
init_order = INIT_ORDER_SKYBOX
flags = SS_NO_FIRE
var/list/skybox_cache = list()
/datum/controller/subsystem/skybox/Initialize()
. = ..()
/datum/controller/subsystem/skybox/Recover()
skybox_cache = SSskybox.skybox_cache
/datum/controller/subsystem/skybox/proc/get_skybox(z)
if(!skybox_cache["[z]"])
skybox_cache["[z]"] = generate_skybox(z)
if(global.using_map.use_overmap)
var/obj/effect/overmap/visitable/O = map_sectors["[z]"]
if(istype(O))
for(var/zlevel in O.map_z)
skybox_cache["[zlevel]"] = skybox_cache["[z]"]
return skybox_cache["[z]"]
/datum/controller/subsystem/skybox/proc/generate_skybox(z)
var/datum/skybox_settings/settings = global.using_map.get_skybox_datum(z)
var/image/res = image(settings.icon)
res.appearance_flags = KEEP_TOGETHER
var/image/base = image(settings.icon, settings.icon_state)
//base.color = background_color
if(settings.use_stars)
var/image/stars = image(settings.icon, settings.star_state)
stars.appearance_flags = RESET_COLOR
base.overlays += stars
res.overlays += base
if(global.using_map.use_overmap && settings.use_overmap_details)
var/obj/effect/overmap/visitable/O = map_sectors["[z]"]
if(istype(O))
var/image/overmap = image(settings.icon_state)
overmap.overlays += O.generate_skybox()
for(var/obj/effect/overmap/visitable/other in O.loc)
if(other != O)
overmap.overlays += other.get_skybox_representation()
overmap.appearance_flags = RESET_COLOR
res.overlays += overmap
// TODO - Allow events to apply custom overlays to skybox! (Awesome!)
//for(var/datum/event/E in SSevent.active_events)
// if(E.has_skybox_image && E.isRunning && (z in E.affecting_z))
// res.overlays += E.get_skybox_image()
return res
/datum/controller/subsystem/skybox/proc/rebuild_skyboxes(var/list/zlevels)
for(var/z in zlevels)
skybox_cache["[z]"] = generate_skybox(z)
for(var/client/C)
C.update_skybox(1)
// Settings datum that maps can override to play with their skyboxes
/datum/skybox_settings
var/icon = 'icons/skybox/skybox.dmi' //Path to our background. Lets us use anything we damn well please. Skyboxes need to be 736x736
var/icon_state = "dyable"
var/color
var/random_color = FALSE
var/use_stars = TRUE
var/star_icon = 'icons/skybox/skybox.dmi'
var/star_state = "stars"
var/use_overmap_details = TRUE //Do we try to draw overmap visitables in our sector on the map?
/datum/skybox_settings/New()
..()
if(random_color)
color = rgb(rand(0,255), rand(0,255), rand(0,255))