Add sulfur ore and update crafts in technic mod

mods/ITEMS/base/craftitems.lua

@@ -65,11 +65,6 @@ minetest.register_craftitem("base:lead_lump", {
 	inventory_image = "base_lead_lump.png",
 })
 
-minetest.register_craftitem("base:sulfur_lump", {
-	description = "Sulfur Lump",
-	inventory_image = "base_sulfur_lump.png",
-})
-
 minetest.register_craftitem("base:silver_lump", {
 	description = "Silver Lump",
 	inventory_image = "base_silver_lump.png",

mods/ITEMS/base/nodes_base.lua

@@ -705,14 +705,6 @@ minetest.register_node("base:leadblock", {
 	sounds = base.node_sound_metal_defaults(),
 })
 
-minetest.register_node("base:stone_with_sulfur", {
-	description = "Sulfur Ore",
-	tiles = {"base_stone.png^base_mineral_sulfur.png" },
-	groups = {cracky = 3},
-	drop = "base:sulfur_lump",
-	sounds = base.node_sound_stone_defaults(),
-})
-
 minetest.register_node("base:stone_with_silver", {
 	description = "Silver Ore",
 	tiles = {"base_stone.png^base_mineral_silver.png" },

mods/ITEMS/technic/crafts.lua

@@ -196,3 +196,76 @@ minetest.register_craft({
 		"group:sand",
 	},
 })
+
+
+minetest.register_craftitem("technic:brass_ingot", {
+	description = "Brass Ingot",
+	inventory_image = "technic_brass_ingot.png",
+})
+
+minetest.register_alias("technic:wrought_iron_ingot", "base:steel_ingot")
+
+minetest.override_item("base:steel_ingot", {
+	description = "Wrought Iron Ingot",
+	inventory_image = "technic_wrought_iron_ingot.png",
+})
+
+minetest.register_craftitem("technic:cast_iron_ingot", {
+	description = "Cast Iron Ingot",
+	inventory_image = "technic_cast_iron_ingot.png",
+})
+
+minetest.register_craftitem("technic:carbon_steel_ingot", {
+	description = "Carbon Steel Ingot",
+	inventory_image = "technic_carbon_steel_ingot.png",
+})
+
+minetest.register_craftitem("technic:stainless_steel_ingot", {
+	description = "Stainless Steel Ingot",
+	inventory_image = "technic_stainless_steel_ingot.png",
+})
+
+local function register_block(block, ingot)
+	minetest.register_craft({
+		output = block,
+		recipe = {
+			{ingot, ingot, ingot},
+			{ingot, ingot, ingot},
+			{ingot, ingot, ingot},
+		}
+	})
+
+	minetest.register_craft({
+		output = ingot.." 9",
+		recipe = {
+			{block}
+		}
+	})
+end
+
+register_block("technic:brass_block", "technic:brass_ingot")
+register_block("technic:cast_iron_block", "technic:cast_iron_ingot")
+register_block("technic:carbon_steel_block", "technic:carbon_steel_ingot")
+register_block("technic:stainless_steel_block", "technic:stainless_steel_ingot")
+
+
+minetest.register_craft({
+	type = 'cooking',
+	recipe = minetest.registered_aliases["technic:wrought_iron_ingot"],
+	output = "technic:cast_iron_ingot",
+})
+
+minetest.register_craft({
+	type = 'cooking',
+	recipe = "technic:cast_iron_ingot",
+	cooktime = 2,
+	output = "technic:wrought_iron_ingot",
+})
+
+minetest.register_craft({
+	type = 'cooking',
+	recipe = "technic:carbon_steel_ingot",
+	cooktime = 2,
+	output = "technic:wrought_iron_ingot",
+})
+

mods/ITEMS/technic/ores.lua

@@ -59,6 +59,24 @@ minetest.register_craft({
 })
 
 
+--[[
+	Sulfur
+--]]
+
+minetest.register_node("technic:stone_with_sulfur", {
+	description = "Sulfur Ore",
+	tiles = {"base_stone.png^technic_mineral_sulfur.png" },
+	groups = {cracky=3},
+	drop = "technic:sulfur_lump",
+	sounds = base.node_sound_stone_defaults(),
+})
+
+minetest.register_craftitem("technic:sulfur_lump", {
+	description = "Sulfur Lump",
+	inventory_image = "technic_sulfur_lump.png",
+})
+
+
 --[[
 	Uranium
 --]]

mods/MAPGEN/mapgen_core/depends.txt

@@ -1,2 +1,3 @@
 biome_lib
 base
+technic

mods/MAPGEN/mapgen_core/init.lua

@@ -182,6 +182,51 @@ minetest.register_ore({
 	y_max          = 31000,
 })
 
+-- Sulfur
+local sulfur_buf = {}
+local sulfur_noise= nil
+
+minetest.register_on_generated(function(minp, maxp, seed)
+	local vm, emin, emax = minetest.get_mapgen_object("voxelmanip")
+	local a = VoxelArea:new{
+		MinEdge = {x = emin.x, y = emin.y, z = emin.z},
+		MaxEdge = {x = emax.x, y = emax.y, z = emax.z},
+	}
+	local data = vm:get_data(sulfur_buf)
+	local pr = PseudoRandom(17 * minp.x + 42 * minp.y + 101 * minp.z)
+	sulfur_noise = sulfur_noise or minetest.get_perlin(9876, 3, 0.5, 100)
+
+	local c_lava = minetest.get_content_id("base:lava_source")
+	local c_lava_flowing = minetest.get_content_id("base:lava_flowing")
+	local c_stone = minetest.get_content_id("base:stone")
+	local c_sulfur = minetest.get_content_id("technic:stone_with_sulfur")
+
+	local grid_size = 5
+	for x = minp.x + math.floor(grid_size / 2), maxp.x, grid_size do
+	for y = minp.y + math.floor(grid_size / 2), maxp.y, grid_size do
+	for z = minp.z + math.floor(grid_size / 2), maxp.z, grid_size do
+		local c = data[a:index(x, y, z)]
+		if (c == c_lava or c == c_lava_flowing) and sulfur_noise:get3d({x = x, y = z, z = z}) >= 0.4 then
+			for xx = math.max(minp.x, x - grid_size), math.min(maxp.x, x + grid_size) do
+			for yy = math.max(minp.y, y - grid_size), math.min(maxp.y, y + grid_size) do
+			for zz = math.max(minp.z, z - grid_size), math.min(maxp.z, z + grid_size) do
+				local i = a:index(xx, yy, zz)
+				if data[i] == c_stone and pr:next(1, 10) <= 7 then
+					data[i] = c_sulfur
+				end
+			end
+			end
+			end
+		end
+	end
+	end
+	end
+
+	vm:set_data(data)
+	vm:write_to_map(data)
+end)
+
+
 
 --[[
 	Trees