Set volumetric lighting strength

Author: grorp

game_api.txt

@@ -1205,7 +1205,7 @@ Weather API
 -----------
 
 The weather mod will constantly adjust weather effects seen by the player
-(that is: cloud parameters and shadow intensity).
+(that is: cloud parameters, shadow intensity and volumetric lighting).
 These can be influenced using this API.
 
 #### `weather.get = function(player)`

minetest.conf.example

@@ -72,7 +72,8 @@ default:torch 99,default:cobble 99
 # Helps rivers create more sound, especially on level sections.
 #river_source_sounds = false
 
-# Enable cloud and shadow intensity variation by the 'weather' mod.
+# If enabled, the 'weather' mod will control cloud parameters, shadow intensity
+# and volumetric lighting.
 # Non-functional in V6 or Singlenode mapgens.
 #enable_weather = true
 

mods/weather/init.lua

@@ -11,7 +11,10 @@ local mg_name = minetest.get_mapgen_setting("mg_name")
 if mg_name == "v6" or mg_name == "singlenode" then
 	-- set a default shadow intensity for mgv6 and singlenode
 	minetest.register_on_joinplayer(function(player)
-		player:set_lighting({ shadows = { intensity = 0.33 } })
+		player:set_lighting({
+			shadows = { intensity = 0.33 },
+			volumetric_light = { strength = 0.2 },
+		})
 	end)
 
 	return
@@ -117,7 +120,8 @@ function weather.get(player)
 			speed = {x = n_speedx * 4, z = n_speedz * 4},
 		},
 		lighting = {
-			shadows = { intensity = 0.7 * (1 - density) }
+			shadows = { intensity = 0.7 * (1 - density) },
+			volumetric_light = { strength = 0.2 },
 		}
 	}
 end

settingtypes.txt

@@ -72,7 +72,8 @@ engine_spawn (Use engine spawn search) bool false
 #    Helps rivers create more sound, especially on level sections.
 river_source_sounds (River source node sounds) bool false
 
-#    Enable cloud and shadow intensity variation by the 'weather' mod.
+#    If enabled, the 'weather' mod will control cloud parameters, shadow intensity
+#    and volumetric lighting.
 #    Non-functional in V6 or Singlenode mapgens.
 enable_weather (Enable weather) bool true