Rename tnt mod to mcl_tnt

mods/mcl_tnt/init.lua

@@ -0,0 +1,143 @@
+local function spawn_tnt(pos, entname)
+    minetest.sound_play("tnt_ignite", {pos = pos,gain = 1.0,max_hear_distance = 15,})
+    return minetest.add_entity(pos, entname)
+end
+
+local function activate_if_tnt(nname, np, tnt_np, tntr)
+    if nname == "mcl_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
+
+local function do_tnt_physics(tnt_np,tntr)
+    local objs = minetest.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 == "mcl_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
+
+tnt = {}
+tnt.ignite = function(pos)
+	minetest.remove_node(pos)
+	spawn_tnt(pos, "mcl_tnt:tnt")
+	nodeupdate(pos)
+end
+
+
+minetest.register_node("mcl_tnt:tnt", {
+	tiles = {"default_tnt_top.png", "default_tnt_bottom.png",
+			"default_tnt_side.png", "default_tnt_side.png",
+			"default_tnt_side.png", "default_tnt_side.png"},
+	is_ground_content = false,
+	stack_max = 64,
+	description = "TNT",
+	groups = { dig_immediate = 3, tnt = 1, },
+	mesecons = {effector = {
+		action_on = tnt.ignite
+	}},
+	sounds = default.node_sound_wood_defaults(),
+})
+
+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("^tnt_blink.png")
+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, "mcl_tnt_smoke.png")
+	self.timer = self.timer + dtime
+	self.blinktimer = self.blinktimer + dtime
+	if self.blinktimer > 0.5 then
+		self.blinktimer = self.blinktimer - 0.5
+		if self.blinkstatus then
+			self.object:settexturemod("")
+		else
+			self.object:settexturemod("^mcl_tnt_blink.png")
+		end
+		self.blinkstatus = not self.blinkstatus
+	end
+	if self.timer > 4 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.get_meta(pos)
+        minetest.sound_play("tnt_explode", {pos = pos,gain = 1.0,max_hear_distance = 16,})
+        if minetest.get_node(pos).name == "default:water_source" or minetest.get_node(pos).name == "default:water_flowing" or minetest.get_node(pos).name == "default:bedrock" or minetest.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.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.remove_node(np)
+							nodeupdate(np)
+							if n.name ~= "mcl_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.add_item(np, item)
+											end
+										end
+									end
+							end
+						end
+					end
+				end
+			end
+			self.object:remove()
+		end
+	end
+end
+
+minetest.register_entity("mcl_tnt:tnt", TNT)
+
+minetest.register_craft({
+	output = "mcl_tnt:tnt",
+	recipe = {
+		{'default:gunpowder','group:sand','default:gunpowder'},
+		{'group:sand','default:gunpowder','group:sand'},
+		{'default:gunpowder','group:sand','default:gunpowder'}
+	}
+})