Add decorative tapehead

Spawns on top of the car in the corner opposite the PI if tape is present there, reads magnets on tape to control its LEDs but does not otherwise actually affect operation.

1 files changed, 227 insertions, 0 deletions

diff --git a/decorations.lua b/decorations.lua
index 0728ba2..847c06a 100644
--- a/decorations.lua
+++ b/decorations.lua
@@ -245,3 +245,230 @@ minetest.register_node("celevator:tape_bracket",{
 		},
 	},
 })
+
+minetest.register_entity("celevator:tapehead",{
+	initial_properties = {
+		visual = "wielditem",
+		visual_size = vector.new(0.667,0.667,0.667),
+		wield_item = "celevator:tapehead",
+		static_save = false,
+		pointable = false,
+		glow = minetest.LIGHT_MAX,
+	},
+	on_step = function(self)
+		local obj = self.object
+		if not obj then return end
+		local pos = obj:get_pos()
+		if not pos then return end
+		local roundpos = vector.round(pos)
+		local backdir = minetest.yaw_to_dir(obj:get_yaw())
+		local tapepos = vector.add(roundpos,backdir)
+		local tapename = minetest.get_node(tapepos).name
+		if tapename ~= "celevator:tape" and tapename ~= "celevator:tape_magnets" and tapename ~= "celevator:tape_bracket" then
+			obj:remove()
+			return
+		end
+		local ledstate = ""
+		if tapename == "celevator:tape_magnets" then
+			local offset = pos.y-roundpos.y
+			if offset > -0.45 and offset < 0.05 then
+				ledstate = ledstate.."_ulm"
+			end
+			if offset < 0.45 and offset > -0.05 then
+				ledstate = ledstate.."_dlm"
+			end
+			if offset > -0.3 and offset < 0.3 then
+				ledstate = ledstate.."_dz"
+			end
+		end
+		obj:set_properties({
+			wield_item = "celevator:tapehead"..ledstate,
+		})
+	end,
+})
+
+local function spawntapehead(pos)
+	local toppos = vector.add(pos,vector.new(0,1,0))
+	local entitiesnearby = minetest.get_objects_inside_radius(toppos,0.5)
+	for _,i in pairs(entitiesnearby) do
+		if i:get_luaentity() and i:get_luaentity().name == "celevator:tapehead" then
+			return
+		end
+	end
+	local entity = minetest.add_entity(pos,"celevator:tapehead")
+	local fdir = minetest.fourdir_to_dir(minetest.get_node(pos).param2)
+	fdir = vector.rotate_around_axis(fdir,vector.new(0,1,0),-math.pi/2)
+	entity:set_yaw(minetest.dir_to_yaw(fdir))
+	entity:set_pos(toppos)
+end
+
+minetest.register_abm({
+	label = "Spawn tapeheads",
+	nodenames = {"celevator:car_122"},
+	neighbors = {"celevator:tape","celevator:tape_magnets","celevator:tape_bracket"},
+	interval = 1,
+	chance = 1,
+	action = spawntapehead,
+})
+
+minetest.register_node("celevator:tapehead",{
+	description = "Elevator Positioning System Tapehead (off, you hacker you!)",
+	groups = {
+		not_in_creative_inventory = 1,
+	},
+	drop = "",
+	paramtype = "light",
+	paramtype2 = "4dir",
+	tiles = {
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_front_off.png",
+	},
+	drawtype = "nodebox",
+	use_texture_alpha = "clip",
+	node_box = {
+		type = "fixed",
+		fixed = {
+			{-0.15,-0.4,0.62,0.15,0.1,0.72},
+			{-0.15,-0.4,0.42,0.15,-0.38,0.62},
+		},
+	},
+})
+
+minetest.register_node("celevator:tapehead_ulm",{
+	description = "Elevator Positioning System Tapehead (ULM on, you hacker you!)",
+	groups = {
+		not_in_creative_inventory = 1,
+	},
+	drop = "",
+	paramtype = "light",
+	paramtype2 = "4dir",
+	tiles = {
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_front_ulm.png",
+	},
+	drawtype = "nodebox",
+	use_texture_alpha = "clip",
+	node_box = {
+		type = "fixed",
+		fixed = {
+			{-0.15,-0.4,0.62,0.15,0.1,0.72},
+			{-0.15,-0.4,0.42,0.15,-0.38,0.62},
+		},
+	},
+})
+
+minetest.register_node("celevator:tapehead_ulm_dz",{
+	description = "Elevator Positioning System Tapehead (ULM and DZ on, you hacker you!)",
+	groups = {
+		not_in_creative_inventory = 1,
+	},
+	drop = "",
+	paramtype = "light",
+	paramtype2 = "4dir",
+	tiles = {
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_front_ulm_dz.png",
+	},
+	drawtype = "nodebox",
+	use_texture_alpha = "clip",
+	node_box = {
+		type = "fixed",
+		fixed = {
+			{-0.15,-0.4,0.62,0.15,0.1,0.72},
+			{-0.15,-0.4,0.42,0.15,-0.38,0.62},
+		},
+	},
+})
+
+minetest.register_node("celevator:tapehead_ulm_dlm_dz",{
+	description = "Elevator Positioning System Tapehead (ULM, DLM, and DZ on, you hacker you!)",
+	groups = {
+		not_in_creative_inventory = 1,
+	},
+	drop = "",
+	paramtype = "light",
+	paramtype2 = "4dir",
+	tiles = {
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_front_ulm_dlm_dz.png",
+	},
+	drawtype = "nodebox",
+	use_texture_alpha = "clip",
+	node_box = {
+		type = "fixed",
+		fixed = {
+			{-0.15,-0.4,0.62,0.15,0.1,0.72},
+			{-0.15,-0.4,0.42,0.15,-0.38,0.62},
+		},
+	},
+})
+
+minetest.register_node("celevator:tapehead_dlm_dz",{
+	description = "Elevator Positioning System Tapehead (DLM and DZ on, you hacker you!)",
+	groups = {
+		not_in_creative_inventory = 1,
+	},
+	drop = "",
+	paramtype = "light",
+	paramtype2 = "4dir",
+	tiles = {
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_front_dlm_dz.png",
+	},
+	drawtype = "nodebox",
+	use_texture_alpha = "clip",
+	node_box = {
+		type = "fixed",
+		fixed = {
+			{-0.15,-0.4,0.62,0.15,0.1,0.72},
+			{-0.15,-0.4,0.42,0.15,-0.38,0.62},
+		},
+	},
+})
+
+minetest.register_node("celevator:tapehead_dlm",{
+	description = "Elevator Positioning System Tapehead (DLM on, you hacker you!)",
+	groups = {
+		not_in_creative_inventory = 1,
+	},
+	drop = "",
+	paramtype = "light",
+	paramtype2 = "4dir",
+	tiles = {
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_sides.png",
+		"celevator_tapehead_front_dlm.png",
+	},
+	drawtype = "nodebox",
+	use_texture_alpha = "clip",
+	node_box = {
+		type = "fixed",
+		fixed = {
+			{-0.15,-0.4,0.62,0.15,0.1,0.72},
+			{-0.15,-0.4,0.42,0.15,-0.38,0.62},
+		},
+	},
+})