Radiation Refactor (#15331)

* First Commit

* visible radiation and engine goggles

* correction

* t-ray fix

* further adjustments and fixups

* gieger addition and cleaning fixup

* yet more fixes

* styling fixes

* fixes

* human glowing fix

* do the merge conflict avoidance dance

* Update supermatter.dm

* supermatter rads

* mapping in

* radiation doors

* yeah yeah line endings

* clean up

* styling issues

* showers

code/datums/elements/rad_insulation.dm

@@ -0,0 +1,34 @@
+/datum/element/rad_insulation
+	element_flags = ELEMENT_DETACH | ELEMENT_BESPOKE
+	id_arg_index = 2
+	var/amount					// Multiplier for radiation strength passing through
+
+/datum/element/rad_insulation/Attach(datum/target, _amount = RAD_MEDIUM_INSULATION, protects = TRUE, contamination_proof = TRUE)
+	. = ..()
+	if(!isatom(target))
+		return COMPONENT_INCOMPATIBLE
+
+	if(protects) // Does this protect things in its contents from being affected?
+		RegisterSignal(target, COMSIG_ATOM_RAD_PROBE, .proc/rad_probe_react)
+	if(contamination_proof) // Can this object be contaminated?
+		RegisterSignal(target, COMSIG_ATOM_RAD_CONTAMINATING, .proc/rad_contaminating)
+	if(_amount != 1) // If it's 1 it won't have any impact on radiation passing through anyway
+		RegisterSignal(target, COMSIG_ATOM_RAD_WAVE_PASSING, .proc/rad_pass)
+
+	amount = _amount
+
+/datum/element/rad_insulation/proc/rad_probe_react(datum/source)
+	SIGNAL_HANDLER
+
+	return COMPONENT_BLOCK_RADIATION
+
+/datum/element/rad_insulation/proc/rad_contaminating(datum/source, strength)
+	SIGNAL_HANDLER
+
+	return COMPONENT_BLOCK_CONTAMINATION
+
+/datum/element/rad_insulation/proc/rad_pass(datum/source, datum/radiation_wave/wave, width)
+	SIGNAL_HANDLER
+
+	wave.intensity = wave.intensity * (1 - ((1 - amount) / width)) // The further out the rad wave goes the less it's affected by insulation (larger width)
+	return COMPONENT_RAD_WAVE_HANDLED