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throwing/README

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+This is a mod for Minetest-c55 that adds Bow and arrow to the game.
+Check out this thread on the forums to get more information about it:
+http://c55.me/minetest/forum/viewtopic.php?id=687
+
+Version: 0.14 DEV

throwing/init.lua

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+-- Bow and arrow mod
+-- Topic on the forum: http://c55.me/minetest/forum/viewtopic.php?id=687
+-- Changed by Henry
+
+ARROW_DAMAGE=1
+ARROW_GRAVITY=0 --Original Gravity: 9
+ARROW_VELOCITY=19
+
+throwing_shoot_arrow=function (item, player, pointed_thing)
+	-- Check if arrows in Inventory and remove one of them
+	local i=1
+	----Henrys Mod START
+	if player:get_inventory():contains_item("main", "throwing:arrow") then
+		player:get_inventory():remove_item("main", "throwing:arrow")
+		-- Shoot Arrow
+		local playerpos=player:getpos()
+		local obj=minetest.env:add_entity({x=playerpos.x,y=playerpos.y+1.5,z=playerpos.z}, "throwing:arrow_entity")
+		local dir=player:get_look_dir()
+		obj:setvelocity({x=dir.x*ARROW_VELOCITY, y=dir.y*ARROW_VELOCITY, z=dir.z*ARROW_VELOCITY})
+		obj:setacceleration({x=dir.x*-3, y=-ARROW_GRAVITY, z=dir.z*-3})
+		kind=1
+	end
+	
+	if player:get_inventory():contains_item("main", "throwing:arrow_tnt") then
+		player:get_inventory():remove_item("main", "throwing:arrow_tnt")
+		-- Shoot Arrow
+		local playerpos=player:getpos()
+		local obj=minetest.env:add_entity({x=playerpos.x,y=playerpos.y+1.5,z=playerpos.z}, "throwing:arrow_entity")
+		local dir=player:get_look_dir()
+		obj:setvelocity({x=dir.x*ARROW_VELOCITY, y=dir.y*ARROW_VELOCITY, z=dir.z*ARROW_VELOCITY})
+		obj:setacceleration({x=dir.x*-3, y=-ARROW_GRAVITY, z=dir.z*-3})
+		kind=2
+	end
+	
+	if player:get_inventory():contains_item("main", "throwing:arrow_fire") then
+		player:get_inventory():remove_item("main", "throwing:arrow_fire")
+		-- Shoot Arrow
+		local playerpos=player:getpos()
+		local obj=minetest.env:add_entity({x=playerpos.x,y=playerpos.y+1.5,z=playerpos.z}, "throwing:arrow_entity")
+		local dir=player:get_look_dir()
+		obj:setvelocity({x=dir.x*ARROW_VELOCITY, y=dir.y*ARROW_VELOCITY, z=dir.z*ARROW_VELOCITY})
+		obj:setacceleration({x=dir.x*-3, y=-ARROW_GRAVITY, z=dir.z*-3})
+		kind=3
+	end
+	
+	if player:get_inventory():contains_item("main", "throwing:arrow_lava") then
+		player:get_inventory():remove_item("main", "throwing:arrow_lava")
+		-- Shoot Arrow
+		local playerpos=player:getpos()
+		local obj=minetest.env:add_entity({x=playerpos.x,y=playerpos.y+1.5,z=playerpos.z}, "throwing:arrow_entity")
+		local dir=player:get_look_dir()
+		obj:setvelocity({x=dir.x*ARROW_VELOCITY, y=dir.y*ARROW_VELOCITY, z=dir.z*ARROW_VELOCITY})
+		obj:setacceleration({x=dir.x*-3, y=-ARROW_GRAVITY, z=dir.z*-3})
+		kind=4
+	end
+	--Henrys Mod END
+	return
+end
+
+throwing_shoot_arrow_continue=function(item, player, pointed_thing)
+
+		return
+end
+
+minetest.register_craftitem("throwing:string", {
+	inventory_image = "throwing_string.png",
+	description = "String",
+})
+
+minetest.register_craftitem("throwing:bow", {
+	inventory_image = "throwing_bow.png",
+    stack_max = 1,
+	on_use = throwing_shoot_arrow,
+	description = "Bow",
+})
+
+minetest.register_craftitem("throwing:arrow", {
+	inventory_image = "throwing_arrow.png",
+	description = "Arrow",
+})
+--Henrys Mod START
+minetest.register_craftitem("throwing:arrow_tnt",{
+	inventory_image = "throwing_arrow_tnt.png",
+	description = "TNT arrow",
+})
+
+minetest.register_craftitem("throwing:arrow_fire",{
+	inventory_image = "throwing_arrow_fire.png",
+	description = "Fire arrow",
+})
+
+minetest.register_craftitem("throwing:arrow_lava",{
+	inventory_image = "throwing_arrow_lava.png",
+	description = "Lava arrow",
+})
+--Henrys Mod END
+
+-- The Arrow Entity
+
+THROWING_ARROW_ENTITY={
+	physical = false,
+	timer=0,
+	textures = {"throwing_arrow_back.png"},
+	lastpos={},
+	collisionbox = {0,0,0,0,0,0},
+}
+
+
+-- Arrow_entity.on_step()--> called when arrow is moving
+THROWING_ARROW_ENTITY.on_step = function(self, dtime)
+	self.timer=self.timer+dtime
+	local pos = self.object:getpos()
+	local node = minetest.env:get_node(pos)
+
+	-- When arrow is away from player (after 0.2 seconds): Cause damage to mobs and players
+	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
+			obj:set_hp(obj:get_hp()-ARROW_DAMAGE)
+			if obj:get_entity_name() ~= "throwing:arrow_entity" then
+				if obj:get_hp()<=0 then 
+					obj:remove()
+				end
+				self.object:remove() 
+			end
+		end
+	end
+
+	-- Become item when hitting a node
+	if self.lastpos.x~=nil then --If there is no lastpos for some reason
+		if node.name ~= "air" then
+			--Henrys Mod START
+			if kind==1 then
+			minetest.env:add_item(self.lastpos, 'throwing:arrow')
+			end
+			if kind==2 then
+			minetest.env:add_node(self.lastpos,{name="nuke:iron_tnt"})
+			minetest.env:punch_node(self.lastpos)
+			end
+			if kind==3 then
+			minetest.env:add_node(self.lastpos,{name="fire:basic_flame"})
+			end
+			if kind==4 then
+			minetest.env:add_node(self.lastpos,{name="default:lava_source"})
+			end
+			--Henrys Mod END
+			self.object:remove()
+		end
+	end
+	self.lastpos={x=pos.x, y=pos.y, z=pos.z} -- Set lastpos-->Item will be added at last pos outside the node
+end
+
+minetest.register_entity("throwing:arrow_entity", THROWING_ARROW_ENTITY)
+
+
+
+--CRAFTS
+minetest.register_craft({
+	output = 'throwing:string',
+	recipe = {
+		{'default:junglegrass'},
+		{'default:junglegrass'},
+	}
+})
+
+minetest.register_craft({
+	output = 'throwing:bow',
+	recipe = {
+		{'throwing:string', 'default:wood', ''},
+		{'throwing:string', '', 'default:wood'},
+		{'throwing:string', 'default:wood', ''},
+	}
+})
+
+minetest.register_craft({
+	output = 'throwing:arrow 16',
+	recipe = {
+		{'default:stick', 'default:stick', 'default:steel_ingot'},
+	}
+})
+--Henrys Code START
+minetest.register_craft({
+	output = 'throwing:arrow_tnt 16',
+	recipe = {
+		{'default:stick', 'default:stick', 'nuke:iron_tnt'},
+	}
+})
+
+minetest.register_craft({
+	output = 'throwing:arrow_fire 16',
+	recipe = {
+		{'default:stick', 'default:stick', 'fire:basic_flame'},
+	}
+})
+
+minetest.register_craft({
+	output = 'throwing:arrow_lava 16',
+	recipe = {
+		{'default:stick', 'default:stick', 'default:lava_source'},
+	}
+})
+--Henrys Code END
+print ("[Throwing_mod] Loaded!")