Get rail placement creating corners that lead into a downward sloped rail

This commit is contained in:
teknomunk 2024-04-12 14:44:55 +00:00
parent 94c1026ba3
commit e9c4cdf62f
1 changed files with 18 additions and 5 deletions

View File

@ -177,7 +177,9 @@ local function is_connection(pos, dir)
local get_next_dir = get_path(nodedef, "_mcl_minecarts", "get_next_dir")
if not get_next_dir then return end
return get_next_dir(pos, dir, node) == dir
local next_dir = get_next_dir(pos, dir, node)
next_dir.y = 0
return vector.equals(next_dir, dir)
end
local function get_rail_connections(pos, opt)
@ -188,14 +190,25 @@ local function get_rail_connections(pos, opt)
for i = 1,#CONNECTIONS do
dir = CONNECTIONS[i]
local neighbor = vector.add(pos, dir)
local node = minetest.get_node(neighbor)
local node = force_get_node(neighbor)
local nodedef = minetest.registered_nodes[node.name]
-- Only allow connections to the open ends of rails, as decribed by get_next_dir
if get_path(nodedef, "groups", "rail") and ( legacy or get_path(nodedef, "_mcl_minecarts", "get_next_dir" ) ) then
local rev_dir = vector.direction(dir,vector.new(0,0,0))
if mcl_minecarts:is_rail(neighbor) and ( legacy or get_path(nodedef, "_mcl_minecarts", "get_next_dir" ) ) then
local rev_dir = vector.direction(dir,vector.zero())
if ignore_neighbor_connections or is_connection(neighbor, rev_dir) then
connections = connections + bit.lshift(1,i - 1)
connections = bit.bor(connections, bit.lshift(1,i - 1))
end
end
-- Check for sloped rail one block down
local below_neighbor = vector.offset(neighbor, 0, -1, 0)
local node = force_get_node(below_neighbor)
local nodedef = minetest.registered_nodes[node.name]
if mcl_minecarts:is_rail(below_neighbor) and ( legacy or get_path(nodedef, "_mcl_minecarts", "get_next_dir" ) ) then
local rev_dir = vector.direction(dir, vector.zero())
if ignore_neighbor_connections or is_connection(below_neighbor, rev_dir) then
connections = bit.bor(connections, bit.lshift(1,i - 1))
end
end
end