Organize mods into modpacks for better overview

mods/ITEMS/mcl_boats/init.lua

@@ -0,0 +1,184 @@
+--
+-- Helper functions
+--
+local init = os.clock()
+
+local function is_water(pos)
+	local nn = minetest.get_node(pos).name
+	return minetest.get_item_group(nn, "water") ~= 0
+end
+
+local function get_velocity(v, yaw, y)
+	local x = -math.sin(yaw)*v
+	local z = math.cos(yaw)*v
+	return {x=x, y=y, z=z}
+end
+
+--
+-- boat entity
+--
+local boat = {
+	physical = true,
+	collisionbox = {-1,-0.5,-1, 1,0.5,1},
+	visual = "mesh",
+	mesh = "mcl_boats_base.x",
+
+	_driver = nil,
+	_v = 0,
+	_stepcount = 0,
+	_unattended = 0
+}
+
+function boat.on_rightclick(self, clicker)
+	if not clicker or not clicker:is_player() then
+		return
+	end
+	if self._driver and clicker == self._driver then
+		self._driver = nil
+		clicker:set_detach()
+	elseif not self._driver then
+		self._driver = clicker
+		clicker:set_attach(self.object, "", {x=0,y=5,z=0}, {x=0,y=0,z=0})
+		self.object:setyaw(clicker:get_look_yaw())
+	end
+end
+
+function boat.on_activate(self, staticdata, dtime_s)
+	self.object:set_armor_groups({immortal=1})
+	if staticdata then
+		self._v = tonumber(staticdata)
+	end
+end
+
+function boat.get_staticdata()
+	return tostring(v)
+end
+
+function boat.on_punch(self, puncher, time_from_last_punch, tool_capabilities, direction)
+
+	 if self._driver then
+		self._driver:set_detach()
+		self._driver = nil
+		if not minetest.setting_getbool("creative_mode") then
+			puncher:get_inventory():add_item("main", "mcl_boats:boat")
+		end
+		self.object:remove()
+	else
+
+		if not minetest.setting_getbool("creative_mode") then
+			puncher:get_inventory():add_item("main", "mcl_boats:boat")
+		end
+		self.object:remove()
+	
+	end
+end
+
+function boat.on_step(self, dtime)
+
+	self._stepcount=self._stepcount+1
+	if self._stepcount>9 then
+	
+		self._stepcount=0
+		
+		if self._driver then
+			local ctrl = self._driver:get_player_control()
+
+			self._unattended=0
+		
+			local yaw = self.object:getyaw()
+
+			if ctrl.up and self._v<3 then
+				self._v = self._v + 1
+			end
+			
+			if ctrl.down and self._v>=-1 then
+				self._v = self._v - 1
+			end	
+			
+			if ctrl.left then
+				if ctrl.down then
+					self.object:setyaw(yaw-math.pi/12-dtime*math.pi/12)
+				else
+					self.object:setyaw(yaw+math.pi/12+dtime*math.pi/12)
+				end
+			end
+			if ctrl.right then
+				if ctrl.down then
+					self.object:setyaw(yaw+math.pi/12+dtime*math.pi/12)
+				else
+					self.object:setyaw(yaw-math.pi/12-dtime*math.pi/12)
+				end
+			end
+		end
+
+		local tmp_velocity = get_velocity(self._v, self.object:getyaw(), 0)
+
+		local tmp_pos = self.object:getpos()
+
+		tmp_velocity.y=0
+
+		if is_water(tmp_pos) then
+			tmp_velocity.y=2
+		end
+
+		tmp_pos.y=tmp_pos.y-0.5
+
+		if minetest.get_node(tmp_pos).name=="air" then
+			tmp_velocity.y=-2
+		end
+
+		self.object:setvelocity(tmp_velocity)
+
+	end
+	
+end
+
+local woods = { "", "_spruce", "_birch", "_jungle", "_dark", "_acacia" }
+local names = { "Oak Boat", "Spruce Boat", "Birch Boat", "Jungle Boat", "Dark Oak Boat", "Acacia Boat" }
+local craftstuffs = { "mcl_core:wood", "mcl_core:sprucewood", "mcl_core:birchwood", "mcl_core:junglewood", "mcl_core:darkwood", "mcl_core:acaciawood" }
+local images = { "oak", "spruce", "birch", "jungle", "dark_oak", "acacia" }
+
+for w=1, #woods do
+	local textures = {"mcl_boats_texture.png"}
+	minetest.register_entity("mcl_boats:boat"..woods[w], boat)
+
+	minetest.register_craftitem("mcl_boats:boat"..woods[w], {
+		description = names[w],
+		inventory_image = "mcl_boats_"..images[w].."_boat.png",
+		liquids_pointable = true,
+		groups = { boat = 1, transport = 1},
+		stack_max = 1,
+		on_place = function(itemstack, placer, pointed_thing)
+			if pointed_thing.type ~= "node" then
+				return
+			end
+			if not is_water(pointed_thing.under) then
+				return
+			end
+			pointed_thing.under.y = pointed_thing.under.y+0.5
+			minetest.add_entity(pointed_thing.under, "mcl_boats:boat"..woods[w])
+			if not minetest.setting_getbool("creative_mode") then
+				itemstack:take_item()
+			end
+			return itemstack
+		end,
+	})
+
+	local c = craftstuffs[w]
+	minetest.register_craft({
+		output = "mcl_boats:boat"..woods[w],
+		recipe = {
+			{c, "", c},
+			{c, c, c},
+		},
+	})
+end
+
+minetest.register_craft({
+	type = "fuel",
+	recipe = "group:boat",
+	burntime = 20,
+})
+
+local time_to_load= os.clock() - init
+print(string.format("[MOD] "..minetest.get_current_modname().." loaded in %.4f s", time_to_load))