Committing for QualityVan!

Fixes issue 458.

Changes singularity beacons to consume zero power but require a certain amount to function, check the attached wire rather than the area for that power, and most importantly, not work in space(normally).

git-svn-id: http://tgstation13.googlecode.com/svn/trunk@4399 316c924e-a436-60f5-8080-3fe189b3f50e

code/game/machinery/syndicatebeacon.dm

@@ -120,6 +120,9 @@
 
 
 	proc/Activate(mob/user = null)
+		if(!checkWirePower())
+			if(user) user << "\blue The connected wire doesn't have enough current."
+			return
 		for(var/obj/machinery/singularity/singulo in world)
 			if(singulo.z == z)
 				singulo.target = src
@@ -180,23 +183,30 @@
 		if(active) Deactivate()
 		..()
 
+	/*
+	* Added for a simple way to check power. Verifies that the beacon
+	* is connected to a wire, the wire is part of a powernet (that part's
+	* sort of redundant, since all wires either join or create one when placed)
+	* and that the powernet has at least 1500 power units available for use.
+	* Doesn't use them, though, just makes sure they're there.
+	* - QualityVan, Aug 11 2012
+	*/
+	proc/checkWirePower()
+		if(!attached)
+			return 0
+		var/datum/powernet/PN = attached.get_powernet()
+		if(!PN)
+			return 0
+		if(PN.avail < 1500)
+			return 0
+		return 1
 
 	process()
-		if(stat & NOPOWER)
-			if(active)
-				Deactivate()
-			return
-
 		if(!active)
 			return
-
-		if(attached)
-			if(!attached.get_powernet())
-				Deactivate()
-				return
-			use_power(1500)
 		else
-			Deactivate()
+			if(!checkWirePower())
+				Deactivate()
 		return
 
 

code/modules/power/sd_DynamicAreaLighting.dm

@@ -576,7 +576,7 @@ mob/sd_ApplyLum(list/V, center = src)
 		if(isturf(loc))
 			V = view(luminosity,loc)
 		else
-			V = view(luminosity,src)
+			V = view(luminosity,get_turf(src))
 	. = ..(V, center)
 
 mob/sd_StripLum(list/V, center = src)
@@ -584,7 +584,7 @@ mob/sd_StripLum(list/V, center = src)
 		if(isturf(loc))
 			V = view(luminosity,loc)
 		else
-			V = view(luminosity,src)
+			V = view(luminosity,get_turf(src))
 	. = ..(V, center)
 
 mob/sd_ApplyLocalLum(list/affected)