Light bloom

code/modules/power/apc.dm

@@ -104,6 +104,8 @@
 	var/icon_update_needed = FALSE
 	var/obj/machinery/computer/apc_control/remote_control = null
 
+	var/obj/effect/light/lighteffect //light effect
+
 /obj/machinery/power/apc/unlocked
 	locked = FALSE
 
@@ -185,6 +187,8 @@
 		addtimer(CALLBACK(src, .proc/update), 5)
 
 /obj/machinery/power/apc/Destroy()
+	if(lighteffect)
+		lighteffect.Del()
 	GLOB.apcs_list -= src
 
 	if(malfai && operating)
@@ -320,6 +324,13 @@
 
 	// And now, separately for cleanness, the lighting changing
 	if(update_state & UPSTATE_ALLGOOD)
+		if(!lighteffect)//make the light
+			lighteffect = new/obj/effect/light
+			lighteffect.loc = src.loc
+			lighteffect.alpha = 50
+			lighteffect.pixel_x = pixel_x
+			lighteffect.pixel_y = pixel_y
+
 		switch(charging)
 			if(APC_NOT_CHARGING)
 				light_color = LIGHT_COLOR_RED
@@ -328,6 +339,7 @@
 			if(APC_FULLY_CHARGED)
 				light_color = LIGHT_COLOR_GREEN
 		set_light(lon_range)
+		lighteffect.color = light_color
 	else if(update_state & UPSTATE_BLUESCREEN)
 		light_color = LIGHT_COLOR_BLUE
 		set_light(lon_range)
@@ -336,6 +348,10 @@
 
 	icon_update_needed = FALSE
 
+/obj/machinery/power/apc/Move()
+	if(lighteffect)
+		lighteffect.loc = src.loc //move the light overlay
+
 /obj/machinery/power/apc/proc/check_updates()
 	var/last_update_state = update_state
 	var/last_update_overlay = update_overlay

code/modules/power/lighting.dm

@@ -223,6 +223,9 @@
 	var/bulb_emergency_pow_mul = 0.75	// the multiplier for determining the light's power in emergency mode
 	var/bulb_emergency_pow_min = 0.5	// the minimum value for the light's power in emergency mode
 
+	var/obj/effect/light/lighteffect //light effect
+
+
 /obj/machinery/light/broken
 	status = LIGHT_BROKEN
 	icon_state = "tube-broken"
@@ -242,6 +245,8 @@
 	icon_state = "bulb-broken"
 
 /obj/machinery/light/Move()
+	if(lighteffect)
+		lighteffect.loc = src.loc
 	if(status != LIGHT_BROKEN)
 		break_light_tube(1)
 	return ..()
@@ -285,6 +290,8 @@
 
 /obj/machinery/light/Destroy()
 	var/area/A = get_area(src)
+	if(lighteffect)
+		lighteffect.Del()
 	if(A)
 		on = FALSE
 //		A.update_lights()
@@ -292,6 +299,8 @@
 	return ..()
 
 /obj/machinery/light/update_icon()
+	if(lighteffect)
+		lighteffect.Del()
 	cut_overlays()
 	switch(status)		// set icon_states
 		if(LIGHT_OK)
@@ -301,6 +310,10 @@
 			else
 				icon_state = "[base_state]"
 				if(on)
+					lighteffect = new/obj/effect/light/large
+					lighteffect.loc = src.loc
+					lighteffect.alpha = CLAMP(light_power*33, 5, 100)
+					lighteffect.color = light_color
 					var/mutable_appearance/glowybit = mutable_appearance(overlayicon, base_state, ABOVE_LIGHTING_LAYER, ABOVE_LIGHTING_PLANE)
 					glowybit.alpha = CLAMP(light_power*250, 30, 200)
 					add_overlay(glowybit)