Add throwable cake

README.txt

@@ -35,6 +35,7 @@ Authors of textures:
 --------------------
 rubenwardy (CC-BY-SA):
   cake_bottom.png, derivative
+  cake_entity.png
   cake_inner.png, derivative
   cake_side.png, derivative
   cake_sugar.png

init.lua

@@ -1,3 +1,7 @@
+local throwable_cake = false
+
+-- CAKE --
+
 local sizes = {-0.4375, -0.3125, -0.1875, -0.0625, 0.0625, 0.1875, 0.3125}
 
 for i, size in ipairs(sizes) do
@@ -70,3 +74,53 @@ minetest.register_craft({
 	output = "cake:cake",
 	recipe = {"farming:flour", "group:water_bucket", "group:food_sugar", "group:food_sugar"}
 })
+
+-- THROWABLE CAKE --
+
+minetest.register_entity("cake:cake_entity", {
+	physical = false,
+	timer = 0,
+	textures = {"cake_entity.png"},
+	lastpos = {},
+	collisionbox = {0,0,0,0,0,0},
+	on_step = function(self, dtime)
+		self.timer=self.timer+dtime
+		local pos = self.object:getpos()
+		local node = minetest.env:get_node(pos)
+
+		if self.timer>0.2 then
+			local objs = minetest.env:get_objects_inside_radius({x=pos.x,y=pos.y,z=pos.z}, 2)
+			for k, obj in pairs(objs) do
+				if obj:get_luaentity() == nil or obj:get_luaentity().name ~= "cake:cake_entity" and obj:get_luaentity().name ~= "__builtin:item" then
+					obj:set_hp(obj:get_hp() + 7)
+					self.object:remove()
+				end
+			end
+		end
+
+		if self.lastpos.x~=nil then
+			if node.name ~= "air" then
+				minetest.env:add_item(self.lastpos, 'cake:cake')
+				self.object:remove()
+			end
+		end
+		self.lastpos={x=pos.x, y=pos.y, z=pos.z}
+	end,
+})
+
+if throwable_cake then
+	minetest.override_item("cake:cake", {
+		on_use = function(itemstack, player, pointed_thing)
+			if not minetest.setting_getbool("creative_mode") then
+				itemstack:take_item()
+			end
+			local playerpos = player:getpos()
+			local obj = minetest.env:add_entity({x=playerpos.x,y=playerpos.y+1.5,z=playerpos.z}, "cake:cake_entity")
+			local dir = player:get_look_dir()
+			obj:setvelocity({x=dir.x*19, y=dir.y*19, z=dir.z*19})
+			obj:setacceleration({x=dir.x*-3, y=-10, z=dir.z*-3})
+			obj:setyaw(player:get_look_yaw()+math.pi)
+			return itemstack
+		end,
+	})
+end