MineClone2/mods/ENTITIES/mcl_minecarts/rails.lua

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-- Template rail function
local register_rail = function(itemstring, tiles, def_extras, creative)
local groups = {handy=1,pickaxey=1, attached_node=1,rail=1,connect_to_raillike=1,dig_by_water=1,destroy_by_lava_flow=1, transport=1}
if creative == false then
groups.not_in_creative_inventory = 1
end
local ndef = {
drawtype = "raillike",
tiles = tiles,
is_ground_content = false,
inventory_image = tiles[1],
wield_image = tiles[1],
paramtype = "light",
walkable = false,
selection_box = {
type = "fixed",
fixed = {-1/2, -1/2, -1/2, 1/2, -1/2+1/16, 1/2},
},
stack_max = 64,
groups = groups,
sounds = mcl_sounds.node_sound_metal_defaults(),
_mcl_blast_resistance = 3.5,
_mcl_hardness = 0.7,
after_destruct = function(pos)
-- Scan for minecarts in this pos and force them to execute their "floating" check.
-- Normally, this will make them drop.
local objs = minetest.get_objects_inside_radius(pos, 1)
for o=1, #objs do
local le = objs[o]:get_luaentity()
if le then
-- All entities in this mod are minecarts, so this works
if string.sub(le.name, 1, 14) == "mcl_minecarts:" then
le._last_float_check = mcl_minecarts.check_float_time
end
end
end
end,
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}
if def_extras then
for k,v in pairs(def_extras) do
ndef[k] = v
end
end
minetest.register_node(itemstring, ndef)
end
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-- Redstone rules
local rail_rules_long =
{{x=-1, y= 0, z= 0, spread=true},
{x= 1, y= 0, z= 0, spread=true},
{x= 0, y=-1, z= 0, spread=true},
{x= 0, y= 1, z= 0, spread=true},
{x= 0, y= 0, z=-1, spread=true},
{x= 0, y= 0, z= 1, spread=true},
{x= 1, y= 1, z= 0},
{x= 1, y=-1, z= 0},
{x=-1, y= 1, z= 0},
{x=-1, y=-1, z= 0},
{x= 0, y= 1, z= 1},
{x= 0, y=-1, z= 1},
{x= 0, y= 1, z=-1},
{x= 0, y=-1, z=-1}}
local rail_rules_short = mesecon.rules.pplate
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local railuse = "Place them on the ground to build your railway, the rails will automatically connect to each other and will turn into curves, T-junctions, crossings and slopes as needed."
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-- Normal rail
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register_rail("mcl_minecarts:rail",
{"default_rail.png", "default_rail_curved.png", "default_rail_t_junction.png", "default_rail_crossing.png"},
{
description = "Rail",
_doc_items_longdesc = "Rails can be used to build transport tracks for minecarts. Normal rails slightly slow down minecarts due to friction.",
_doc_items_usagehelp = railuse,
}
)
-- Powered rail (off = brake mode)
register_rail("mcl_minecarts:golden_rail",
{"carts_rail_pwr.png", "carts_rail_curved_pwr.png", "carts_rail_t_junction_pwr.png", "carts_rail_crossing_pwr.png"},
{
description = "Powered Rail",
_doc_items_longdesc = "Rails can be used to build transport tracks for minecarts. Powered rails are able to accelerate and brake minecarts.",
_doc_items_usagehelp = railuse .. "\n" .. "Without redstone power, the rail will brake minecarts. To make this rail accelerate minecarts, power it with redstone power.",
_rail_acceleration = -3,
mesecons = {
conductor = {
state = mesecon.state.off,
offstate = "mcl_minecarts:golden_rail",
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onstate = "mcl_minecarts:golden_rail_on",
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rules = rail_rules_long,
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},
},
}
)
-- Powered rail (on = acceleration mode)
register_rail("mcl_minecarts:golden_rail_on",
{"mcl_minecarts_rail_golden_powered.png", "mcl_minecarts_rail_golden_curved_powered.png", "mcl_minecarts_rail_golden_t_junction_powered.png", "mcl_minecarts_rail_golden_crossing_powered.png"},
{
_doc_items_create_entry = false,
_rail_acceleration = 4,
mesecons = {
conductor = {
state = mesecon.state.on,
offstate = "mcl_minecarts:golden_rail",
onstate = "mcl_minecarts:golden_rail_on",
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rules = rail_rules_long,
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},
},
drop = "mcl_minecarts:golden_rail",
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},
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false
)
-- Activator rail (off)
register_rail("mcl_minecarts:activator_rail",
{"mcl_minecarts_rail_activator.png", "mcl_minecarts_rail_activator_curved.png", "mcl_minecarts_rail_activator_t_junction.png", "mcl_minecarts_rail_activator_crossing.png"},
{
description = "Activator Rail",
_doc_items_longdesc = "Rails can be used to build transport tracks for minecarts. Activator rails are used to activate special minecarts.",
_doc_items_usagehelp = railuse .. "\n" .. "To make this rail activate minecarts, power it with redstone power and send a minecart over this piece of rail.",
mesecons = {
conductor = {
state = mesecon.state.off,
offstate = "mcl_minecarts:activator_rail",
onstate = "mcl_minecarts:activator_rail_on",
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rules = rail_rules_long,
},
},
},
-- Hidden from creative because no cart is using this rail so far.
-- TODO: Remove this when the activator rail has become useful.
false
)
-- Activator rail (on)
register_rail("mcl_minecarts:activator_rail_on",
{"mcl_minecarts_rail_activator_powered.png", "mcl_minecarts_rail_activator_curved_powered.png", "mcl_minecarts_rail_activator_t_junction_powered.png", "mcl_minecarts_rail_activator_crossing_powered.png"},
{
_doc_items_create_entry = false,
mesecons = {
conductor = {
state = mesecon.state.on,
offstate = "mcl_minecarts:activator_rail",
onstate = "mcl_minecarts:activator_rail_on",
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rules = rail_rules_long,
},
},
drop = "mcl_minecarts:activator_rail",
},
false
)
-- Detector rail (off)
register_rail("mcl_minecarts:detector_rail",
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{"mcl_minecarts_rail_detector.png", "mcl_minecarts_rail_detector_curved.png", "mcl_minecarts_rail_detector_t_junction.png", "mcl_minecarts_rail_detector_crossing.png"},
{
description = "Detector Rail",
_doc_items_longdesc = "Rails can be used to build transport tracks for minecarts. A detector rail is able to detect a minecart above it and powers redstone mechanisms.",
_doc_items_usagehelp = railuse .. "\n" .. "To detect a minecart and provide redstone power, connect it to redstone trails or redstone mechanisms and send any minecart over the rail.",
mesecons = {
receptor = {
state = mesecon.state.off,
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rules = rail_rules_short,
},
},
}
)
-- Detector rail (on)
register_rail("mcl_minecarts:detector_rail_on",
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{"mcl_minecarts_rail_detector_powered.png", "mcl_minecarts_rail_detector_curved_powered.png", "mcl_minecarts_rail_detector_t_junction_powered.png", "mcl_minecarts_rail_detector_crossing_powered.png"},
{
_doc_items_create_entry = false,
mesecons = {
receptor = {
state = mesecon.state.on,
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rules = rail_rules_short,
},
},
drop = "mcl_minecarts:detector_rail",
},
false
)
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-- Crafting
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minetest.register_craft({
output = 'mcl_minecarts:rail 16',
recipe = {
{'mcl_core:iron_ingot', '', 'mcl_core:iron_ingot'},
{'mcl_core:iron_ingot', 'mcl_core:stick', 'mcl_core:iron_ingot'},
{'mcl_core:iron_ingot', '', 'mcl_core:iron_ingot'},
}
})
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minetest.register_craft({
output = "mcl_minecarts:golden_rail 6",
recipe = {
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{"mcl_core:gold_ingot", "", "mcl_core:gold_ingot"},
{"mcl_core:gold_ingot", "mcl_core:stick", "mcl_core:gold_ingot"},
{"mcl_core:gold_ingot", "mesecons:redstone", "mcl_core:gold_ingot"},
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}
})
-- Activator rail crafting is disabled until it becomes useful.
-- TODO: Enable crafting as needed.
if false then
minetest.register_craft({
output = "mcl_minecarts:activator_rail 6",
recipe = {
{"mcl_core:iron_ingot", "mcl_core:stick", "mcl_core:iron_ingot"},
{"mcl_core:iron_ingot", "mesecons_torch:mesecon_torch_on", "mcl_core:iron_ingot"},
{"mcl_core:iron_ingot", "mcl_core:stick", "mcl_core:iron_ingot"},
}
})
end
minetest.register_craft({
output = "mcl_minecarts:detector_rail 6",
recipe = {
{"mcl_core:iron_ingot", "", "mcl_core:iron_ingot"},
{"mcl_core:iron_ingot", "mesecons_pressureplates:pressure_plate_stone_off", "mcl_core:iron_ingot"},
{"mcl_core:iron_ingot", "mesecons:redstone", "mcl_core:iron_ingot"},
}
})
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-- Aliases
if minetest.get_modpath("doc") then
doc.add_entry_alias("nodes", "mcl_minecarts:golden_rail", "nodes", "mcl_minecarts:golden_rail_on")
end