Add crying obsidian

mods/ENTITIES/mcl_dripping/init.lua

@@ -1,16 +1,24 @@
 -- Dripping Water Mod
 -- by kddekadenz
-
-local math = math
-
 -- License of code, textures & sounds: CC0
 
-local function register_drop(liquid, glow, sound, nodes)
-	minetest.register_entity("mcl_dripping:drop_" .. liquid, {
+local math_random = math.random
+
+local all_dirs = {
+	{x = 0, y = 0, z = 1},
+	{x = 0, y = 1, z = 0},
+	{x = 1, y = 0, z = 0},
+	{x = 0, y = 0, z =-1},
+	{x = 0, y =-1, z = 0},
+	{x =-1, y = 0, z = 0},
+}
+
+local function register_drop_entity(substance, glow, sound, texture_file_name)
+	minetest.register_entity("mcl_dripping:drop_" .. substance, {
 		hp_max = 1,
 		physical = true,
 		collide_with_objects = false,
-		collisionbox = {-0.01, 0.01, -0.01, 0.01, 0.01, 0.01},
+		collisionbox = {-0.01, -0.01, -0.01, 0.01, 0.01, 0.01},
 		glow = glow,
 		pointable = false,
 		visual = "sprite",
@@ -22,11 +30,18 @@ local function register_drop(liquid, glow, sound, nodes)
 		_dropped = false,
 		on_activate = function(self)
 			self.object:set_properties({
-				textures = {"[combine:2x2:" .. -math.random(1, 16) .. "," .. -math.random(1, 16) .. "=default_" .. liquid .. "_source_animated.png"}
+				textures = {
+					"[combine:2x2:"
+						.. -math_random(1, 16)
+						.. ","
+						.. -math_random(1, 16)
+						.. "="
+						.. (texture_file_name or ("default_" .. substance .. "_source_animated.png"))
+				}
 			})
 		end,
 		on_step = function(self, dtime)
-			local k = math.random(1, 222)
+			local k = math_random(1, 222)
 			local ownpos = self.object:get_pos()
 			if k == 1 then
 				self.object:set_acceleration(vector.new(0, -5, 0))
@@ -38,14 +53,20 @@ local function register_drop(liquid, glow, sound, nodes)
 				local ent = self.object:get_luaentity()
 				if not ent._dropped then
 					ent._dropped = true
+					if sound then
 						minetest.sound_play({name = "drippingwater_" .. sound .. "drip"}, {pos = ownpos, gain = 0.5, max_hear_distance = 8}, true)
 					end
+				end
 				if k < 3 then
 					self.object:remove()
 				end
 			end
 		end,
 	})
+end
+
+local function register_liquid_drop(liquid, glow, sound, nodes)
+	register_drop_entity(liquid, glow, sound)
 	minetest.register_abm({
 		label = "Create drops",
 		nodenames = nodes,
@@ -55,12 +76,31 @@ local function register_drop(liquid, glow, sound, nodes)
 		action = function(pos)
 			if minetest.get_item_group(minetest.get_node(vector.offset(pos, 0, 1, 0)).name, liquid) ~= 0
 			and minetest.get_node(vector.offset(pos, 0, -1, 0)).name == "air" then
-				local x, z = math.random(-45, 45) / 100, math.random(-45, 45) / 100
+				local x, z = math_random(-45, 45) / 100, math_random(-45, 45) / 100
 				minetest.add_entity(vector.offset(pos, x, -0.520, z), "mcl_dripping:drop_" .. liquid)
 			end
 		end,
 	})
 end
 
-register_drop("water", 1, "", {"group:opaque", "group:leaves"})
-register_drop("lava", math.max(7, minetest.registered_nodes["mcl_core:lava_source"].light_source - 3), "lava", {"group:opaque"})
+register_liquid_drop("water", 1, "", {"group:opaque", "group:leaves"})
+register_liquid_drop("lava", math.max(7, minetest.registered_nodes["mcl_core:lava_source"].light_source - 3), "lava", {"group:opaque"})
+
+register_drop_entity("crying_obsidian", 10, nil, "mcl_core_crying_obsidian.png")
+minetest.register_abm({
+	label = "Create crying obsidian drops",
+	nodenames = {"mcl_core:crying_obsidian"},
+	neighbors = {"air"},
+	interval = 2,
+	chance = 22,
+	action = function(pos)
+		local i0 = math_random(1, 6)
+		for i = i0, i0 + 5 do
+			local dir = all_dirs[(i % 6) + 1]
+			if minetest.get_node(vector.add(pos, dir)).name == "air" then
+				minetest.add_entity(vector.offset(pos, dir.x * 0.52, dir.y * 0.52, dir.z * 0.52), "mcl_dripping:drop_crying_obsidian")
+				return
+			end
+		end
+	end,
+})

mods/ENTITIES/mcl_dripping/readme.txt

@@ -2,6 +2,7 @@ Dripping Mod
 by kddekadenz
 
 modified for MineClone 2 by Wuzzy and NO11
+modified for MineClone 5 by kay27
 
 
 Installing instructions:

mods/ITEMS/mcl_core/locale/template.txt

@@ -155,6 +155,8 @@ Oak Wood Planks=
 Oak leaves are grown from oak trees.=
 Obsidian=
 Obsidian is an extremely hard mineral with an enourmous blast-resistance. Obsidian is formed when water meets lava.=
+Crying Obsidian=
+Crying obsidian is a luminous obsidian that can generate as part of ruined portals.=
 One of the most common blocks in the world, almost the entire underground consists of stone. It sometimes contains ores. Stone may be created when water meets lava.=
 Orange Stained Glass=
 Packed Ice=

mods/ITEMS/mcl_core/nodes_base.lua

@@ -826,6 +826,19 @@ minetest.register_node("mcl_core:obsidian", {
 	end,
 })
 
+minetest.register_node("mcl_core:crying_obsidian", {
+	description = S("Crying Obsidian"),
+	_doc_items_longdesc = S("Crying obsidian is a luminous obsidian that can generate as part of ruined portals."),
+	tiles = {"default_obsidian.png^mcl_core_crying_obsidian.png"},
+	is_ground_content = false,
+	light_source = 10,
+	sounds = mcl_sounds.node_sound_stone_defaults(),
+	stack_max = 64,
+	groups = {pickaxey=5, building_block=1, material_stone=1},
+	_mcl_blast_resistance = 1200,
+	_mcl_hardness = 50,
+})
+
 minetest.register_node("mcl_core:ice", {
 	description = S("Ice"),
 	_doc_items_longdesc = S("Ice is a solid block usually found in cold areas. It melts near block light sources at a light level of 12 or higher. When it melts or is broken while resting on top of another block, it will turn into a water source."),