echolocation_ring 
Copy-pasted from /obj/effect/temp_visual/sonar_ping, with edits for what it's required to do
Vars | |
| creature_movement_x | The location of where the creature just moved |
|---|---|
| echo_image | The image shown the echolocator |
| owner | The person in the modsuit at the moment, really just used to remove this from their screen |
Procs | |
| on_user_moved | If the user moves, we want to move the effect on top of them so they always see it |
Var Details
creature_movement_x 
The location of where the creature just moved
echo_image 
The image shown the echolocator
owner 
The person in the modsuit at the moment, really just used to remove this from their screen
Proc Details
on_user_moved
If the user moves, we want to move the effect on top of them so they always see it