added simple tnt

tnt/init.lua

@@ -0,0 +1,119 @@
+--------------------------------------------------------------------------------
+--	TNT
+--	(c)2012 Fernando Zapata (ZLovesPancakes, Franz.ZPT)
+--	Based on bcmpinc's pull request
+--------------------------------------------------------------------------------
+
+local RANGE = 3
+local DAMAGE = 16
+
+------------------------------------------------------------ Definition --------
+
+local tnt_ent = {
+	physical	= true,
+	collisionbox	= {-0.5,-0.5,-0.5, 0.5,0.5,0.5},
+	visual		= 'cube',
+	textures	= {	'tnt_top.png', 'tnt_bottom.png',
+				'tnt_side.png', 'tnt_side.png',
+				'tnt_side.png', 'tnt_side.png'},
+	timer		= 0,
+	health		= 1,
+	blinktimer	= 0,
+	blinkstatus	= true,
+}
+
+tnt_ent.on_activate = function( self, staticdata )
+
+	self.object:setvelocity({x=0, y=4, z=0})
+	self.object:setacceleration({x=0, y=-10, z=0})
+	self.object:settexturemod('^[brighten')
+
+end
+
+tnt_ent.on_step = function( self, dtime )
+
+	self.timer = self.timer + dtime
+	self.blinktimer = self.blinktimer + dtime
+	if self.timer>5 then
+		self.blinktimer = self.blinktimer + dtime
+		if self.timer>8 then
+			self.blinktimer = self.blinktimer + dtime
+			self.blinktimer = self.blinktimer + dtime
+		end
+	end
+	if self.blinktimer > 0.5 then
+		self.blinktimer = self.blinktimer - 0.5
+		if self.blinkstatus then
+			self.object:settexturemod('')
+		else
+			self.object:settexturemod('^[brighten')
+		end
+		self.blinkstatus = not self.blinkstatus
+	end
+	if self.timer > 10 then
+		-- explode
+		local pos = self.object:getpos()
+		pos = { x=math.floor(pos.x+0.5),
+			y=math.floor(pos.y+0.5),
+			z=math.floor(pos.z+0.5) }
+		local objs = minetest.env:get_objects_inside_radius(pos,
+			RANGE+1)
+		for k, obj in pairs(objs) do
+			obj:set_hp( obj:get_hp() - DAMAGE )
+		end
+		for x=-RANGE,RANGE do
+		for y=-RANGE,RANGE do
+		for z=-RANGE,RANGE do
+			if x*x+y*y+z*z <= RANGE * RANGE + RANGE then
+				local np={x=pos.x+x,y=pos.y+y,z=pos.z+z}
+				local n = minetest.env:get_node(np)
+				if n.name ~= 'air' then
+					minetest.env:remove_node(np)
+				end
+			end
+		end
+		end
+		end
+		self.object:remove()
+	end
+
+end
+
+tnt_ent.on_punch = function( self, user )
+
+	user:get_inventory():add_item( 'main', 'tnt:tnt' )
+	self.object:remove()
+
+end
+
+-------------------------------------------------------------- Register --------
+
+minetest.register_entity( 'tnt:tnt_ent', tnt_ent )
+
+minetest.register_craft({
+	output		= 'tnt:tnt 4',
+	recipe		= {
+		{'default:wood'},
+		{'default:coal_lump'},
+		{'default:wood'}
+	}
+})
+
+minetest.register_node('tnt:tnt', {
+	tile_images	= {	'tnt_top.png', 'tnt_bottom.png',
+				'tnt_side.png', 'tnt_side.png',
+				'tnt_side.png', 'tnt_side.png'},
+	drop		= '',
+	material	= { diggability = 'not' }
+})
+
+minetest.register_on_punchnode( function( pos, node )
+	if node.name ~= 'tnt:tnt' then return end
+	minetest.env:remove_node( pos )
+	minetest.env:add_entity( pos, 'tnt:tnt_ent' )
+end)
+----------------------------------------------------------------- Debug --------
+
+print( '++ loaded: TNT, fixed by ZLovesPancakes' )
+
+--------------------------------------------------------------------------------