function spawn_tnt(pos, entname) minetest.sound_play("", {pos = pos,gain = 1.0,max_hear_distance = 15,}) return minetest.env:add_entity(pos, entname) end function activate_if_tnt(nname, np, tnt_np, tntr) if nname == "tnt:tnt" then local e = spawn_tnt(np, nname) e:setvelocity({x=(np.x - tnt_np.x)*5+(tntr / 4), y=(np.y - tnt_np.y)*5+(tntr / 3), z=(np.z - tnt_np.z)*5+(tntr / 4)}) end end function do_tnt_physics(tnt_np,tntr) local objs = minetest.env:get_objects_inside_radius(tnt_np, tntr) for k, obj in pairs(objs) do local oname = obj:get_entity_name() local v = obj:getvelocity() local p = obj:getpos() if oname == "tnt:tnt" then obj:setvelocity({x=(p.x - tnt_np.x) + (tntr / 2) + v.x, y=(p.y - tnt_np.y) + tntr + v.y, z=(p.z - tnt_np.z) + (tntr / 2) + v.z}) else if v ~= nil then obj:setvelocity({x=(p.x - tnt_np.x) + (tntr / 4) + v.x, y=(p.y - tnt_np.y) + (tntr / 2) + v.y, z=(p.z - tnt_np.z) + (tntr / 4) + v.z}) else if obj:get_player_name() ~= nil then obj:set_hp(obj:get_hp() - 1) end end end end end minetest.register_node("tnt:tnt", { tile_images = {"default_tnt_top.png", "default_tnt_bottom.png", "default_tnt_side.png", "default_tnt_side.png", "default_tnt_side.png", "default_tnt_side.png"}, dug_item = '', -- Get nothing is_ground_content = false, material = { diggability = "not", }, stack_max = 64, description = "TNT", mesecons = {effector = { action_on = (function(p, node) minetest.env:remove_node(p) spawn_tnt(p, "tnt:tnt") nodeupdate(p) end), }} }) minetest.register_on_punchnode(function(p, node) if node.name == "tnt:tnt" then minetest.env:remove_node(p) spawn_tnt(p, "tnt:tnt") nodeupdate(p) end end) local TNT_RANGE = 3 local TNT = { -- Static definition physical = true, -- Collides with things --weight = -100, collisionbox = {-0.5,-0.5,-0.5, 0.5,0.5,0.5}, visual = "cube", textures = {"default_tnt_top.png", "default_tnt_bottom.png", "default_tnt_side.png", "default_tnt_side.png", "default_tnt_side.png", "default_tnt_side.png"}, -- Initial value for our timer timer = 0, -- Number of punches required to defuse health = 1, blinktimer = 0, blinkstatus = true,} function TNT:on_activate(staticdata) self.object:setvelocity({x=0, y=4, z=0}) self.object:setacceleration({x=0, y=-10, z=0}) self.object:settexturemod("^[brighten") end function TNT:on_step(dtime) local pos = self.object:getpos() minetest.add_particle({x=pos.x,y=pos.y+0.5,z=pos.z}, {x=math.random(-.1,.1),y=math.random(1,2),z=math.random(-.1,.1)}, {x=0,y=-0.1,z=0}, math.random(.5,1),math.random(1,2), false, "tnt_smoke.png") self.timer = self.timer + dtime self.blinktimer = self.blinktimer + dtime if self.timer>3 then self.blinktimer = self.blinktimer + dtime if self.timer>5 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 > 8 then local pos = self.object:getpos() pos.x = math.floor(pos.x+0.5) pos.y = math.floor(pos.y+0.5) pos.z = math.floor(pos.z+0.5) do_tnt_physics(pos, TNT_RANGE) local meta = minetest.env:get_meta(pos) minetest.sound_play("tnt_explode", {pos = pos,gain = 1.0,max_hear_distance = 16,}) if minetest.env:get_node(pos).name == "default:water_source" or minetest.env:get_node(pos).name == "default:water_flowing" or minetest.env:get_node(pos).name == "default:bedrock" or minetest.env:get_node(pos).name == "protector:display" or minetest.is_protected(pos, "tnt") then -- Cancel the Explosion self.object:remove() return end for x=-TNT_RANGE,TNT_RANGE do for y=-TNT_RANGE,TNT_RANGE do for z=-TNT_RANGE,TNT_RANGE do if x*x+y*y+z*z <= TNT_RANGE * TNT_RANGE + TNT_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" and n.name ~= "default:obsidian" and n.name ~= "default:bedrock" and n.name ~= "protector:protect" then activate_if_tnt(n.name, np, pos, 3) minetest.env:remove_node(np) nodeupdate(np) if n.name ~= "tnt:tnt" and math.random() > 0.9 then local drop = minetest.get_node_drops(n.name, "") for _,item in ipairs(drop) do if type(item) == "string" then if math.random(1,100) > 40 then local obj = minetest.env:add_item(np, item) end end end end end end end end self.object:remove() end end end function TNT:on_punch(hitter) self.health = self.health - 1 if self.health <= 0 then self.object:remove() hitter:get_inventory():add_item("main", "tnt:tnt") end end minetest.register_entity("tnt:tnt", TNT) minetest.register_craft({ output = "tnt:tnt", recipe = { {'default:gunpowder','default:sand','default:gunpowder'}, {'default:sand','default:gunpowder','default:sand'}, {'default:gunpowder','default:sand','default:gunpowder'} } })