From df8159436c65db7940077dda28f4d1ad5a9c0811 Mon Sep 17 00:00:00 2001
From: grorp <grorp@posteo.de>
Date: Tue, 1 Oct 2024 16:08:15 +0200
Subject: [PATCH] Set volumetric lighting strength

---
 game_api.txt          | 2 +-
 minetest.conf.example | 3 ++-
 mods/weather/init.lua | 8 ++++++--
 settingtypes.txt      | 3 ++-
 4 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/game_api.txt b/game_api.txt
index ff24a7e2de..d9edd159e7 100644
--- a/game_api.txt
+++ b/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)`
diff --git a/minetest.conf.example b/minetest.conf.example
index bb6eb6444b..f6ee8eb2b8 100644
--- a/minetest.conf.example
+++ b/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
 
diff --git a/mods/weather/init.lua b/mods/weather/init.lua
index cc49869426..7132e5df1b 100644
--- a/mods/weather/init.lua
+++ b/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
diff --git a/settingtypes.txt b/settingtypes.txt
index 445510ff65..3ac8eeabcf 100644
--- a/settingtypes.txt
+++ b/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