Add water sounds and make water movement harder

minetest.conf

@@ -16,8 +16,8 @@ movement_speed_climb = 2.4
 movement_speed_descend = 3.8
 movement_speed_jump = 6.9
 
-movement_liquid_fluidity = 0.8
-movement_liquid_sink = 30.0
+movement_liquid_fluidity = 0.75
+movement_liquid_sink = 40.0
 
 movement_gravity = 9.8
 

mods/default/nodes.lua

@@ -941,6 +941,7 @@ minetest.register_node(
       liquid_viscosity = default.WATER_VISC,
       post_effect_color = {a = 90, r = 40, g = 40, b = 100},
       groups = {water = 1, flowing_water = 1, liquid = 1},
+      sounds = default.node_sound_liquid_defaults(),
       is_ground_content = false,
 })
 
@@ -970,6 +971,7 @@ minetest.register_node(
       liquid_viscosity = default.WATER_VISC,
       post_effect_color = {a=90, r=40, g=40, b=100},
       groups = {water=1, liquid=1},
+      sounds = default.node_sound_liquid_defaults(),
       is_ground_content = false,
 })
 
@@ -1007,6 +1009,7 @@ minetest.register_node(
       liquid_range = 1,
       post_effect_color = {a=40, r=40, g=70, b=100},
       groups = {water=1, flowing_water = 1, river_water = 1, liquid=1},
+      sounds = default.node_sound_liquid_defaults(),
       is_ground_content = false,
 })
 
@@ -1038,6 +1041,7 @@ minetest.register_node(
       liquid_range = 1,
       post_effect_color = {a=40, r=40, g=70, b=100},
       groups = {water = 1, river_water = 1, liquid = 1},
+      sounds = default.node_sound_liquid_defaults(),
       is_ground_content = false,
 })
 
@@ -1075,6 +1079,7 @@ minetest.register_node(
       liquid_range = 2,
       post_effect_color = {a=220, r=50, g=40, b=70},
       groups = {water=1, flowing_water = 1, swamp_water = 1, liquid=1},
+      sounds = default.node_sound_liquid_defaults(),
       is_ground_content = false,
 })
 
@@ -1106,6 +1111,7 @@ minetest.register_node(
       liquid_range = 2,
       post_effect_color = {a=220, r=50, g=40, b=70},
       groups = {water = 1, swamp_water = 1, liquid = 1},
+      sounds = default.node_sound_liquid_defaults(),
       is_ground_content = false,
 })
 

mods/default/sounds.lua

@@ -104,3 +104,11 @@ function default.node_sound_snow_defaults(table)
    default.node_sound_defaults(table)
    return table
 end
+
+function default.node_sound_liquid_defaults(table)
+   table = table or {}
+   table.footstep = table.footstep or
+      {name="default_liquid_footstep", gain=1.0}
+   default.node_sound_defaults(table)
+   return table
+end