gravity manager

depends.txt

@@ -19,3 +19,4 @@ travelnet?
 telemosaic?
 missions?
 spacecannon?
+gravity_manager?

gravity_manager.lua

@@ -0,0 +1,21 @@
+
+-- space
+gravity_manager.register({
+	miny = 1000,
+	maxy = 5000,
+	gravity = 0.8
+})
+
+-- moon
+gravity_manager.register({
+	miny = 5001,
+	maxy = 6000,
+	gravity = 0.1654
+})
+
+-- deep space
+gravity_manager.register({
+	miny = 6001,
+	maxy = 10999,
+	gravity = 0.1
+})

init.lua

@@ -44,6 +44,11 @@ if minetest.get_modpath("travelnet") then
 	dofile(MP.."/travel/travelnet.lua")
 end
 
+if minetest.get_modpath("gravity_manager") then
+	-- register gravity zones
+	dofile(MP.."/gravity_manager.lua")
+end
+
 if minetest.get_modpath("skybox") then
 	-- planetary skyboxes
 	dofile(MP.."/skybox.lua")

skybox.lua

@@ -4,7 +4,6 @@ skybox.register({
 	name = "space",
 	miny = 1000,
 	maxy = 5000,
-	gravity = 0.8,
 	textures = {"space_sky.png","space_sky2.png","space_sky.png","space_sky.png","space_sky.png","space_sky.png"}
 })
 
@@ -13,7 +12,6 @@ skybox.register({
 	name = "moon",
 	miny = 5001,
 	maxy = 6000,
-	gravity = 0.1654,
 	always_day = true,
 	textures = {"space_sky.png","space_sky.png","space_sky.png","space_sky.png","space_sky.png","space_sky.png"}
 })
@@ -25,7 +23,6 @@ skybox.register({
 	name = "deepspace",
 	miny = 6001,
 	maxy = 10999,
-	gravity = 0.1,
 	always_day = true,
 	fly = true,
 	textures = {