From 5480c0bd35a211f1417ff6c102d7290ca0ce0f1d Mon Sep 17 00:00:00 2001
From: oilboi <47129783+oilboi@users.noreply.github.com>
Date: Sun, 12 Apr 2020 19:35:56 -0400
Subject: [PATCH] Add stream, splash, and scary cave sounds

---
 environment_effects.lua | 65 +++++++++++++++++++++++++++++++++++++++++
 init.lua                | 28 +-----------------
 2 files changed, 66 insertions(+), 27 deletions(-)
 create mode 100644 environment_effects.lua

diff --git a/environment_effects.lua b/environment_effects.lua
new file mode 100644
index 0000000..c98247a
--- /dev/null
+++ b/environment_effects.lua
@@ -0,0 +1,65 @@
+local old_node
+local in_water = false
+local old_in_water = false
+--this is to check if the player is exploring a cave
+--if exploring cave not near an open shaft then play a scary noise
+--every 5-7 minutes
+local scary_sound_player_timer = math.random(-120,0)
+
+
+--this is used for the water trickling effect
+local water_trickling_timer = 0
+local water_sound_handle = nil
+
+minetest.register_globalstep(function(dtime)
+	if not minetest.localplayer then
+		return
+	end
+	local vel = minetest.localplayer:get_velocity().y
+	local pos = minetest.localplayer:get_pos()
+	
+	local node = minetest.get_node_or_nil(pos)
+	if node then
+		local name = node.name
+		if name == "main:water" or name == "main:waterflow" then
+			in_water = true
+			if in_water == true and old_in_water == false and vel < 0 then
+				minetest.sound_play("splash", {gain = 0.4, pitch = math.random(80,100)/100, gain = 0.05})
+			end
+		else
+			in_water = false
+		end
+	end
+	
+	old_node = node
+	old_in_water = in_water
+	
+	
+	---------------------------------------------
+	--print(scary_sound_player_timer)
+	--try to play every 5-7 minutes
+	scary_sound_player_timer = scary_sound_player_timer + dtime
+	if scary_sound_player_timer > 300 then
+		scary_sound_player_timer = math.random(-120,0)
+		pos.y = pos.y + 1.625
+		local light = minetest.get_node_light(pos)
+		if pos.y < 0 and light <= 13 then
+			minetest.sound_play("scary_noise",{gain=0.4,pitch=math.random(70,100)/100})
+		end	
+	end
+	
+	
+	--the water trickling timer
+	water_trickling_timer = water_trickling_timer + dtime
+	if water_trickling_timer > 1 then
+		water_trickling_timer = 0
+		local is_water_near = minetest.find_node_near(pos, 3, {"main:waterflow"})
+		if is_water_near and not water_sound_handle then
+			water_sound_handle = minetest.sound_play("stream", {loop=true,gain=0})
+			minetest.sound_fade(water_sound_handle, 0.25, 0.1)
+		elseif not is_water_near and water_sound_handle then
+			minetest.sound_fade(water_sound_handle, -0.25, 0)
+			water_sound_handle = nil
+		end
+	end
+end)
diff --git a/init.lua b/init.lua
index 2637840..8dd2903 100644
--- a/init.lua
+++ b/init.lua
@@ -10,31 +10,5 @@ player_movement_state = minetest.mod_channel_join("player.player_movement_state"
 local path = minetest.get_modpath("crafter_client")
 dofile(path.."/player_input.lua")
 dofile(path.."/weather_handling.lua")
+dofile(path.."/environment_effects.lua")
 
-local old_node
-local in_water = false
-local old_in_water = false
-minetest.register_globalstep(function(dtime)
-	if not minetest.localplayer then
-		return
-	end
-	
-	local vel = minetest.localplayer:get_velocity().y
-	local pos = minetest.localplayer:get_pos()
-	
-	local node = minetest.get_node_or_nil(pos)
-	if node then
-		local name = node.name
-		if name == "main:water" or name == "main:water_flowing" then
-			in_water = true
-			if in_water == true and old_in_water == false and vel < 0 then
-				minetest.sound_play("splash", {gain = 0.4, pitch = math.random(80,100)/100, gain = 0.05})
-			end
-		else
-			in_water = false
-		end
-	end
-	
-	old_node = node
-	old_in_water = in_water
-end)
-- 
2.44.0