add basic chains and lantern model and API

mods/ITEMS/mcl_lanterns/init.lua

@@ -0,0 +1,161 @@
+local S = minetest.get_translator("mcl_lanterns")
+local modpath = minetest.get_modpath("mcl_lanterns")
+
+mcl_lanterns = {}
+
+
+function mcl_lanterns.register_lantern(name, def)
+	local itemstring_floor = "mcl_lanterns:"..name.."_floor"
+	local itemstring_ceiling = "mcl_lanterns:"..name.."_ceiling"
+
+	minetest.register_node(itemstring_floor, {
+		description = def.description,
+		drawtype = "mesh",
+		mesh = "mcl_lanterns_lantern_floor.obj",
+		inventory_image = def.texture_inv,
+		wield_image = def.texture_inv,
+		tiles = {{
+				name = def.texture,
+				animation = {type = "vertical_frames", aspect_w = 16, aspect_h = 16, length = 3.3}
+		}},
+		use_texture_alpha = "clip",
+		paramtype = "light",
+		paramtype2 = "wallmounted",
+		sunlight_propagates = true,
+		light_source = def.light_level,
+		groups = {choppy=2, dig_immediate=3, flammable=1, attached_node=1, torch=1},
+		selection_box = {
+			type = "fixed",
+			fixed = {
+				{-0.1875, -0.5, -0.1875, 0.1875, -0.0625, 0.1875},
+				{-0.125, -0.0625, -0.125, 0.125, 0.0625, 0.125},
+				{-0.0625, -0.5, -0.0625, 0.0625, 0.1875, 0.0625},
+			},
+		},
+		collision_box = {
+			type = "fixed",
+			fixed = {
+				{-0.1875, -0.5, -0.1875, 0.1875, -0.0625, 0.1875},
+				{-0.125, -0.0625, -0.125, 0.125, 0.0625, 0.125},
+				{-0.0625, -0.5, -0.0625, 0.0625, 0.1875, 0.0625},
+			},
+		},
+		--sounds = default.node_sound_wood_defaults(),
+		on_place = function(itemstack, placer, pointed_thing)
+			local under = pointed_thing.under
+			local node = minetest.get_node(under)
+			local def = minetest.registered_nodes[node.name]
+			if def and def.on_rightclick and
+				not (placer and placer:is_player() and
+				placer:get_player_control().sneak) then
+				return def.on_rightclick(under, node, placer, itemstack,
+					pointed_thing) or itemstack
+			end
+
+			local above = pointed_thing.above
+			local wdir = minetest.dir_to_wallmounted(vector.subtract(under, above))
+			local fakestack = itemstack
+			if wdir == 0 then
+				fakestack:set_name(itemstring_ceiling)
+			elseif wdir == 1 then
+				fakestack:set_name(itemstring_floor)
+			end
+
+			itemstack = minetest.item_place(fakestack, placer, pointed_thing, wdir)
+			itemstack:set_name(itemstring_floor)
+
+			return itemstack
+		end,
+		--floodable = true,
+		--on_flood = on_flood,
+		on_rotate = false
+	})
+
+	minetest.register_node(itemstring_ceiling, {
+		drawtype = "mesh",
+		mesh = "mcl_lanterns_lantern_floor.obj",
+		tiles = {{
+				name = def.texture,
+				animation = {type = "vertical_frames", aspect_w = 16, aspect_h = 16, length = 3.3}
+		}},
+		use_texture_alpha = "clip",
+		paramtype = "light",
+		paramtype2 = "wallmounted",
+		sunlight_propagates = true,
+		light_source = def.light_level,
+		groups = {dig_immediate=3, not_in_creative_inventory=1},
+		drop = itemstring_floor,
+		selection_box = {
+			type = "wallmounted",
+			wall_top = {-1/8, -1/16, -5/16, 1/8, 1/2, 1/8},
+		},
+		--sounds = default.node_sound_wood_defaults(),
+		--floodable = true,
+		--on_flood = on_flood,
+		on_rotate = false
+	})
+end
+
+minetest.register_node("mcl_lanterns:chain", {
+	description = S("Chain"),
+	_doc_items_longdesc = S("Chains are metallic decoration blocks."),
+	inventory_image = "mcl_lanterns_chain_inv.png",
+	tiles = {"mcl_lanterns_chain.png"},
+	drawtype = "mesh",
+	paramtype = "light",
+	paramtype2 = "facedir",
+	use_texture_alpha = "clip",
+	mesh = "mcl_lanterns_chain.obj",
+	is_ground_content = false,
+	sunlight_propagates = true,
+	collision_box = {
+		type = "fixed",
+		fixed = {
+			{-0.0625, -0.5, -0.0625, 0.0625, 0.5, 0.0625},
+		}
+	},
+	selection_box = {
+		type = "fixed",
+		fixed = {
+			{-0.0625, -0.5, -0.0625, 0.0625, 0.5, 0.0625},
+		}
+	},
+	groups = {pickaxey = 1, deco_block = 1},
+	on_place = function(itemstack, placer, pointed_thing)
+		if pointed_thing.type ~= "node" then
+			return itemstack
+		end
+
+		local p0 = pointed_thing.under
+		local p1 = pointed_thing.above
+		local param2 = 0
+
+		local placer_pos = placer:get_pos()
+		if placer_pos then
+			local dir = {
+				x = p1.x - placer_pos.x,
+				y = p1.y - placer_pos.y,
+				z = p1.z - placer_pos.z
+			}
+			param2 = minetest.dir_to_facedir(dir)
+		end
+
+		if p0.y - 1 == p1.y then
+			param2 = 20
+		elseif p0.x - 1 == p1.x then
+			param2 = 16
+		elseif p0.x + 1 == p1.x then
+			param2 = 12
+		elseif p0.z - 1 == p1.z then
+			param2 = 8
+		elseif p0.z + 1 == p1.z then
+			param2 = 4
+		end
+
+		return minetest.item_place(itemstack, placer, pointed_thing, param2)
+	end,
+	_mcl_blast_resistance = 6,
+	_mcl_hardness = 5,
+})
+
+dofile(modpath.."/register.lua")

mods/ITEMS/mcl_lanterns/mod.conf

@@ -0,0 +1,6 @@
+name = mcl_lanterns
+description = Add lanterns and chains to MineClone2
+depends = 
+optional_depends = 
+author = AFCMS
+title = MineClone2 Lanterns

mods/ITEMS/mcl_lanterns/models/mcl_lanterns_chain.obj

@@ -0,0 +1,24 @@
+# Blender v3.0.1 OBJ File: 'chain.blend'
+# www.blender.org
+o Plane
+v 0.066291 0.500000 0.066291
+v 0.066291 -0.500000 0.066291
+v -0.066291 0.500000 -0.066291
+v -0.066291 -0.500000 -0.066291
+v -0.066291 0.500000 0.066291
+v -0.066291 -0.500000 0.066291
+v 0.066291 0.500000 -0.066291
+v 0.066291 -0.500000 -0.066291
+vt -0.000000 1.000000
+vt 0.000000 -0.000000
+vt 0.187500 0.000000
+vt 0.187500 1.000000
+vt 0.187500 1.000000
+vt 0.187500 -0.000000
+vt 0.375000 -0.000000
+vt 0.375000 1.000000
+vn 0.7071 0.0000 -0.7071
+vn 0.7071 0.0000 0.7071
+s off
+f 1/1/1 2/2/1 4/3/1 3/4/1
+f 5/5/2 6/6/2 8/7/2 7/8/2

mods/ITEMS/mcl_lanterns/models/mcl_lanterns_lantern_floor.obj

@@ -0,0 +1,106 @@
+# Blender v3.0.1 OBJ File: 'lantern.blend'
+# www.blender.org
+o Cube
+v 0.187500 -0.062500 -0.187500
+v 0.187500 -0.500000 -0.187500
+v 0.187500 -0.062500 0.187500
+v 0.187500 -0.500000 0.187500
+v -0.187500 -0.062500 -0.187500
+v -0.187500 -0.500000 -0.187500
+v -0.187500 -0.062500 0.187500
+v -0.187500 -0.500000 0.187500
+v 0.125000 0.062500 -0.125000
+v 0.125000 -0.062500 -0.125000
+v 0.125000 0.062500 0.125000
+v 0.125000 -0.062500 0.125000
+v -0.125000 0.062500 -0.125000
+v -0.125000 -0.062500 -0.125000
+v -0.125000 0.062500 0.125000
+v -0.125000 -0.062500 0.125000
+v 0.066291 0.187500 0.066291
+v 0.066291 0.062500 0.066291
+v -0.066291 0.187500 -0.066291
+v -0.066291 0.062500 -0.066291
+v -0.066291 0.187500 0.066291
+v -0.066291 0.062500 0.066291
+v 0.066291 0.187500 -0.066291
+v 0.066291 0.062500 -0.066291
+vt 0.000000 0.062500
+vt 0.375000 0.062500
+vt 0.375000 0.437500
+vt 0.000000 0.437500
+vt 0.375000 0.437500
+vt 0.375000 0.875000
+vt -0.000000 0.875000
+vt -0.000000 0.437500
+vt 0.375000 0.437500
+vt 0.375000 0.875000
+vt -0.000000 0.875000
+vt 0.000000 0.437500
+vt 0.562500 0.125000
+vt 0.937500 0.125000
+vt 0.937500 0.250000
+vt 0.562500 0.250000
+vt 0.375000 0.437500
+vt 0.375000 0.875000
+vt -0.000000 0.875000
+vt 0.000000 0.437500
+vt 0.375000 0.437500
+vt 0.375000 0.875000
+vt -0.000000 0.875000
+vt -0.000000 0.437500
+vt 0.062500 0.125000
+vt 0.312500 0.125000
+vt 0.312500 0.375000
+vt 0.062500 0.375000
+vt 0.312500 0.875000
+vt 0.312500 1.000000
+vt 0.062500 1.000000
+vt 0.062500 0.875000
+vt 0.312500 0.875000
+vt 0.312500 1.000000
+vt 0.062500 1.000000
+vt 0.062500 0.875000
+vt 0.500000 0.770833
+vt 0.500000 0.770833
+vt 0.500000 0.770833
+vt 0.500000 0.770833
+vt 0.312500 0.875000
+vt 0.312500 1.000000
+vt 0.062500 1.000000
+vt 0.062500 0.875000
+vt 0.312500 0.875000
+vt 0.312500 1.000000
+vt 0.062500 1.000000
+vt 0.062500 0.875000
+vt 0.687500 0.937500
+vt 0.687500 0.812500
+vt 0.875000 0.812500
+vt 0.875000 0.937500
+vt 0.687500 0.937500
+vt 0.687500 0.812500
+vt 0.875000 0.812500
+vt 0.875000 0.937500
+vn 0.0000 1.0000 0.0000
+vn 0.0000 0.0000 1.0000
+vn -1.0000 0.0000 0.0000
+vn 0.0000 -1.0000 0.0000
+vn 1.0000 0.0000 0.0000
+vn 0.0000 0.0000 -1.0000
+vn 0.7071 0.0000 -0.7071
+vn 0.7071 0.0000 0.7071
+s off
+f 1/1/1 5/2/1 7/3/1 3/4/1
+f 4/5/2 3/6/2 7/7/2 8/8/2
+f 8/9/3 7/10/3 5/11/3 6/12/3
+f 6/13/4 2/14/4 4/15/4 8/16/4
+f 2/17/5 1/18/5 3/19/5 4/20/5
+f 6/21/6 5/22/6 1/23/6 2/24/6
+f 9/25/1 13/26/1 15/27/1 11/28/1
+f 12/29/2 11/30/2 15/31/2 16/32/2
+f 16/33/3 15/34/3 13/35/3 14/36/3
+f 14/37/4 10/38/4 12/39/4 16/40/4
+f 10/41/5 9/42/5 11/43/5 12/44/5
+f 14/45/6 13/46/6 9/47/6 10/48/6
+f 17/49/7 18/50/7 20/51/7 19/52/7
+f 21/53/8 22/54/8 24/55/8 23/56/8

mods/ITEMS/mcl_lanterns/register.lua

@@ -0,0 +1,8 @@
+local S = minetest.get_translator("mcl_lanterns")
+
+mcl_lanterns.register_lantern("lantern", {
+	description = S("Lantern"),
+	texture = "mcl_lanterns_lantern.png",
+	texture_inv = "mcl_lanterns_lantern_inv.png",
+	light_level = 15,
+})