Synthetic stone: reusing gravel cooking for colorful materials

crafting.lua

@@ -539,3 +539,39 @@ if minetest.settings:get_bool("moreblocks.circular_saw_crafting") ~= false then
 		}
 	})
 end
+
+-- synthetic stone recipes
+
+-- the basic synthetic stone is reusing the deprecated "gravel cooking" recipe
+-- the output is a block which isn't visually appealing by itself, but
+-- offers a colorful palette of stone-like building materials: the synthetic stones
+-- are colored with regular dyes, and the color can be made deeper by cooking
+-- a colored synthetic stone.
+
+minetest.register_craft({
+	recipe = {
+			{ "",  "default:gravel",  "" },
+			{ "default:gravel",  "",  "default:gravel"},
+			{ "",  "default:gravel",  ""},
+		},
+	output = "moreblocks:synthstone"
+})
+
+local synthstone_recipes = {
+	"black", "blue", "brown", "dark_grey", "dark_green", "cyan", "green", 
+	"white", "violet", "red", "pink", "orange", "magenta", "grey", "yellow"
+}
+
+for _,color in ipairs(synthstone_recipes) do
+	minetest.register_craft({
+		type = "shapeless",
+		recipe = {"dye:" .. color, "moreblocks:synthstone"},
+		output = "moreblocks:" .. color .. "_synthstone"
+	})
+
+	minetest.register_craft({
+		type = "cooking", 
+		recipe = "moreblocks:" .. color .. "_synthstone",
+		output = "moreblocks:" .. color .. "_synthstone_calcinated"
+	})
+end

nodes.lua

@@ -455,6 +455,102 @@ local nodes = {
 	},
 }
 
+-- synthetic stone
+-- a 2nd comeback of baking gravel, now giving it a more realisitc result
+
+nodes["synthstone"] = {
+	description = S("Synthetic stone"),
+		groups = {synthstone = 1, cracky = 3},
+		is_ground_content = false,
+		sounds = sound_stone,
+		tiles = {"moreblocks_synthetic_stone.png"}
+}
+
+local synthstone = {
+	["black"] = {
+		color = "292929",
+		color_alt = "1b1b1b"
+	},
+	["blue"] = {
+		color = "00519d",
+		color_alt = "003376"
+	},
+	["brown"] = {
+		color = "6c3800",
+		color_alt = "391a00"
+	},
+	["dark_grey"] = {
+		color = "494949",
+		color_alt = "222222"
+	},
+	["dark_green"] = {
+		color = "2b7b00",
+		color_alt = "154f00"
+	},
+	["cyan"] = {
+		color = "00959d",
+		color_alt = "00676f"
+	},
+	["green"] = {
+		color = "67eb1c",
+		color_alt = "4bb71c"
+	},
+	["white"] = {
+		color = "eeeeee",
+		color_alt = "b8b8b8"
+	},
+	["violet"] = {
+		color = "480680",
+		color_alt = "3b0367"
+	},
+	["red"] = {
+		color = "c91818",
+		color_alt = "730505"
+	},
+	["pink"] = {
+		color = "ffa5a5",
+		color_alt = "ff7272"
+	},
+	["orange"] = {
+		color = "e0601a",
+		color_alt = "b52607"
+	},
+	["magenta"] = {
+		color = "d80481",
+		color_alt = "a90145"
+	},
+	["grey"] = {
+		color = "9c9c9c",
+		color_alt = "5c5c5c"
+	},
+	["yellow"] = {
+		color = "fcf611",
+		color_alt = "ffc20b"
+	}
+}
+
+for ss, def in pairs(synthstone) do
+	local color = ss:gsub("^%l", string.upper)
+	color = color:gsub("_", " ")
+	nodes[ss .. "_synthstone"] = {
+		description = S(color .. " synthetic stone"),
+		groups = {synthstone = 1, cracky = 3},
+		is_ground_content = false,
+		sounds = sound_stone,
+		tiles = {"moreblocks_synthetic_stone.png^[colorize:#" .. def.color .. "77"},
+	}
+	nodes[ss .. "_synthstone_calcinated"] = {
+		description = S(color .. " calcinated synthetic stone"),
+		groups = {synthstone = 1, cracky = 3},
+		is_ground_content = false,
+		sounds = sound_stone,
+		tiles = {"moreblocks_synthetic_stone.png^[colorize:#" .. def.color_alt .. "AA"},
+	}
+end
+
+-- end of synthetic stone
+
+
 for name, def in pairs(nodes) do
 	def.tiles = def.tiles or {"moreblocks_" ..name.. ".png"}
 	minetest.register_node("moreblocks:" ..name, def)