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path: root/advtrains_train_steam/models/advtrains_wagon_box.b3d
Commit message (Expand)AuthorAge
* Remove zip release files, move mod to root, exclude assets from Makefile (#92)rubenwardy2017-09-20
generated by cgit v1.2.3 (git 2.39.1) at 2025-02-07 14:54:12 +0000
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local S = minetest.get_translator("testpathfinder")

-- Config parameters

-- Maximum direct distance between start and end
local MAX_DIRECT_DISTANCE = 64
-- Maximum search distance
local MAX_SEARCH_DISTANCE = 32
-- Maximum permitted jump height
local MAX_JUMP = 1
-- Maximum permitted drop height
local MAX_DROP = 5
-- If true, mod won't refuse to run pathfinder even at long distances
local IGNORE_MAX_DISTANCE_SAFEGUARD = false

-- End of config parameters

local timer = 0
local algorithms = {
	"A*_noprefetch",
	"A*",
	"Dijkstra",
}

local function find_path_for_player(player, itemstack)
	local meta = itemstack:get_meta()
	if not meta then
		return
	end
	local x = meta:get_int("pos_x")
	local y = meta:get_int("pos_y")
	local z = meta:get_int("pos_z")
	local algo = meta:get_int("algorithm")
	if x and y and z then
		local pos2 = {x=x, y=y, z=z}
		algo = algorithms[algo+1]
		local pos1 = vector.round(player:get_pos())
		-- Don't bother calling pathfinder for high distance to avoid freezing
		if (not IGNORE_MAX_DISTANCE_SAFEGUARD) and (vector.distance(pos1, pos2) > MAX_DIRECT_DISTANCE) then
			minetest.chat_send_player(player:get_player_name(), S("Destination too far away! Set a destination (via placing) within a distance of @1 and try again!", MAX_DIRECT_DISTANCE))
			return
		end
		local str = S("Path from @1 to @2:",
			minetest.pos_to_string(pos1),
			minetest.pos_to_string(pos2))

		minetest.chat_send_player(player:get_player_name(), str)
		local time_start = minetest.get_us_time()
		local path = minetest.find_path(pos1, pos2, MAX_SEARCH_DISTANCE, MAX_JUMP, MAX_DROP, algo)
		local time_end = minetest.get_us_time()
		local time_diff = time_end - time_start
		str = ""
		if not path then
			minetest.chat_send_player(player:get_player_name(), S("No path!"))