ID:2653873
 
Resolved
The "unlit sprite" used for SEE_BLACKNESS and SEE_PIXELS didn't load correctly.
BYOND Version:514.1546
Operating System:Windows 10 Pro 64-bit
Web Browser:Chrome 88.0.4324.146
Applies to:Dream Seeker
Status: Resolved (514.1547)

This issue has been resolved.
Descriptive Problem Summary:

Blackness tiles aren't being drawn at all on beta. Code confirmed working in stable, doesn't work in beta.

Bug report and diagnosis happened in discord. Hard link to conversation follows:

https://discord.com/channels/725444629172060262/ 725458744711839873/808565849984073758

atom
plane = -1

mob
sight = SEE_BLACKNESS

Login()
client.screen += new/obj/master_plane()
..()

obj/master_plane
plane = 0
screen_loc = "1,1"
appearance_flags = PLANE_MASTER

blackness
plane = 0
color = list(1,0,0,0, 0,1,0,0, 0,0,1,0, 0,0,0,1, 1,1,1,0)


The above should be changing the color of the blackness plane full white for easy sight on the problem. Nothing shows up in beta. Only in stable.
Lummox JR resolved issue with message:
The "unlit sprite" used for SEE_BLACKNESS and SEE_PIXELS didn't load correctly.