Merge pull request #2042 from Neerti/7/5/2016_planetary_atmos

Planetary Walls

code/game/turfs/unsimulated/planetary.dm

@@ -0,0 +1,47 @@
+// This is a wall you surround the area of your "planet" with, that makes the atmosphere inside stay within bounds, even if canisters
+// are opened or other strange things occur.
+/turf/unsimulated/wall/planetary
+	name = "railroading"
+	desc = "Choo choo!"
+	icon = 'icons/turf/walls.dmi'
+	icon_state = "riveted"
+	opacity = 1
+	density = 1
+	alpha = 0
+	blocks_air = 0
+
+	// Set these to get your desired planetary atmosphere.
+	oxygen = 0
+	nitrogen = 0
+	carbon_dioxide = 0
+	phoron = 0
+	temperature = T20C
+
+// Normal station/earth air.
+/turf/unsimulated/wall/planetary/normal
+	oxygen = MOLES_O2STANDARD
+	nitrogen = MOLES_N2STANDARD
+
+/turf/unsimulated/wall/planetary/firnir
+	temperature = 570
+	carbon_dioxide = 0.04863
+
+/turf/unsimulated/wall/planetary/tyr
+	temperature = 405
+	carbon_dioxide = 0.15848
+
+// Wiki says it's 92.6 kPa, composition 18.1% O2 80.8% N2 1.1% trace.  We're gonna pretend trace is actually nitrogen.
+/turf/unsimulated/wall/planetary/sif
+	oxygen		= 114.50978 * 0.181
+	nitrogen	= 114.50978 * 0.819
+	temperature	= 243.15 // Roughly -30C / -22F
+
+// Fairly close to Mars in terms of temperature and pressure.
+/turf/unsimulated/wall/planetary/magni
+	carbon_dioxide = 0.90998361
+	temperature = 202
+
+/turf/unsimulated/wall/planetary/desert
+	oxygen = MOLES_O2STANDARD
+	nitrogen = MOLES_N2STANDARD
+	temperature = 310.92 // About 37.7C / 100F

polaris.dme

@@ -913,6 +913,7 @@
 #include "code\game\turfs\space\transit.dm"
 #include "code\game\turfs\unsimulated\beach.dm"
 #include "code\game\turfs\unsimulated\floor.dm"
+#include "code\game\turfs\unsimulated\planetary.dm"
 #include "code\game\turfs\unsimulated\walls.dm"
 #include "code\game\verbs\ignore.dm"
 #include "code\game\verbs\ooc.dm"