464 lines
14 KiB
Lua
464 lines
14 KiB
Lua
--advtrains by orwell96, see readme.txt
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--dev-time settings:
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--EDIT HERE
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--If the old non-model rails on straight tracks should be replaced by the new...
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--false: no
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--true: yes
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advtrains.register_straight_rep_lbm=true
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--[[TracksDefinition
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nodename_prefix
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texture_prefix
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description
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common={}
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straight={}
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straight45={}
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curve={}
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curve45={}
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lswitchst={}
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lswitchst45={}
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rswitchst={}
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rswitchst45={}
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lswitchcr={}
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lswitchcr45={}
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rswitchcr={}
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rswitchcr45={}
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vert1={
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--you'll probably want to override mesh here
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}
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vert2={
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--you'll probably want to override mesh here
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}
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]]--
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advtrains.all_tracktypes={}
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--definition preparation
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local function conns(c1, c2, r1, r2, rh, rots) return {conn1=c1, conn2=c2, rely1=r1, rely2=r2, railheight=rh} end
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local t_30deg={
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regstep=1,
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variant={
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st=conns(0,8),
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cr=conns(0,7),
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swlst=conns(0,8),
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swlcr=conns(0,7),
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swrst=conns(0,8),
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swrcr=conns(0,9),
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vst1=conns(8,0,0,0.5,0.25),
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vst2=conns(8,0,0.5,1,0.75),
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vst31=conns(8,0,0,0.33,0.16),
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vst32=conns(8,0,0.33,0.66,0.5),
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vst33=conns(8,0,0.66,1,0.83),
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},
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description={
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st="straight",
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cr="curve",
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swlst="left switch (straight)",
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swlcr="left switch (curve)",
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swrst="right switch (straight)",
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swrcr="right switch (curve)",
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vst1="steep uphill 1/2",
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vst2="steep uphill 2/2",
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vst31="uphill 1/3",
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vst32="uphill 2/3",
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vst33="uphill 3/3",
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},
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switch={
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swlst="swlcr",
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swlcr="swlst",
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swrst="swrcr",
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swrcr="swrst",
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},
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switchmc={
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swlst="on",
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swlcr="off",
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swrst="on",
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swrcr="off",
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},
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trackplacer={
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st=true,
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cr=true,
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},
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tpsingle={
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st=true,
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},
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tpdefault="st",
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trackworker={
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["swrcr"]="st",
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["swrst"]="st",
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["st"]="cr",
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["cr"]="swlst",
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["swlcr"]="swrcr",
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["swlst"]="swrst",
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},
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rotation={"", "_30", "_45", "_60"},
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increativeinv={vst1=true, vst2=true, vst31=true, vst32=true, vst33=true},
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}
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local t_45deg={
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regstep=2,
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variant={
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st=conns(0,8),
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cr=conns(0,6),
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swlst=conns(0,8),
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swlcr=conns(0,6),
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swrst=conns(0,8),
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swrcr=conns(0,10),
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vst1=conns(8,0,0,0.5,0.25),
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vst2=conns(8,0,0.5,1,0.75),
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},
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description={
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st="straight",
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cr="curve",
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swlst="left switch (straight)",
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swlcr="left switch (curve)",
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swrst="right switch (straight)",
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swrcr="right switch (curve)",
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vst1="vertical lower node",
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vst2="vertical upper node",
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},
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switch={
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swlst="swlcr",
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swlcr="swlst",
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swrst="swrcr",
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swrcr="swrst",
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},
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switchmc={
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swlst="on",
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swlcr="off",
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swrst="on",
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swrcr="off",
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},
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trackplacer={
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st=true,
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cr=true,
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},
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tpsingle={
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st=true,
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},
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tpdefault="st",
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trackworker={
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["swrcr"]="st",
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["swrst"]="st",
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["st"]="cr",
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["cr"]="swlst",
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["swlcr"]="swrcr",
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["swlst"]="swrst",
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},
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rotation={"", "_45"},
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increativeinv={vst1=true, vst2=true}
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}
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--definition format: ([] optional)
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--[[{
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nodename_prefix
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texture_prefix
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[shared_texture]
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models_prefix
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models_suffix (with dot)
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[shared_model]
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formats={
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st,cr,swlst,swlcr,swrst,swrcr,vst1,vst2
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(each a table with indices 0-3, for if to register a rail with this 'rotation' table entry. nil is assumed as 'all', set {} to not register at all)
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}
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common={} change something on common rail appearance
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}]]
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function advtrains.register_tracks(tracktype, def, preset)
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local function make_switchfunc(suffix_target, mesecon_state)
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local switchfunc=function(pos, node)
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if advtrains.is_train_at_pos(pos) then return end
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minetest.set_node(pos, {name=def.nodename_prefix.."_"..suffix_target, param2=node.param2})
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advtrains.invalidate_all_paths()
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advtrains.reset_trackdb_position(pos)
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end
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return switchfunc, {effector = {
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["action_"..mesecon_state] = switchfunc
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}}
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end
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local function make_overdef(suffix, rotation, conns, switchfunc, mesecontbl, in_creative_inv)
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local img_suffix=suffix..rotation
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return {
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mesh = def.shared_model or (def.models_prefix.."_"..img_suffix..def.models_suffix),
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tiles = {def.shared_texture or (def.texture_prefix.."_"..img_suffix..".png")},
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--inventory_image = def.texture_prefix.."_"..img_suffix..".png",
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--wield_image = def.texture_prefix.."_"..img_suffix..".png",
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description=def.description.."("..preset.description[suffix]..rotation..")",
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connect1=conns.conn1,
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connect2=conns.conn2,
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rely1=conns.rely1 or 0,
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rely2=conns.rely2 or 0,
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railheight=conns.railheight or 0,
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on_rightclick=switchfunc,
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groups = {
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attached_node=1,
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["advtrains_track_"..tracktype]=1,
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dig_immediate=2,
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not_in_creative_inventory=(not in_creative_inv and 1 or nil),
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not_blocking_trains=1,
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},
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mesecons=mesecontbl,
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drop = increativeinv and def.nodename_prefix.."_"..suffix..rotation or def.nodename_prefix.."_placer",
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}
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end
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local function cycle_conns(conns, rotid)
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local add=(rotid-1)*preset.regstep
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return {
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conn1=(conns.conn1+add)%16,
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conn2=(conns.conn2+add)%16,
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rely1=conns.rely1 or 0,
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rely2=conns.rely2 or 0,
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railheight=conns.railheight or 0,
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}
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end
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local common_def=advtrains.merge_tables({
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description = def.description,
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drawtype = "mesh",
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paramtype="light",
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paramtype2="facedir",
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walkable = false,
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selection_box = {
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type = "fixed",
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fixed = {-1/2, -1/2, -1/2, 1/2, -1/2+1/16, 1/2},
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},
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rely1=0,
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rely2=0,
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railheight=0,
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drop=def.nodename_prefix.."_placer",
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can_dig=function(pos)
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return not advtrains.is_train_at_pos(pos)
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end,
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after_dig_node=function(pos)
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advtrains.invalidate_all_paths()
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advtrains.reset_trackdb_position(pos)
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end,
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after_place_node=function(pos)
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advtrains.reset_trackdb_position(pos)
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end,
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}, def.common or {})
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--make trackplacer base def
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advtrains.trackplacer.register_tracktype(def.nodename_prefix, preset.tpdefault)
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advtrains.trackplacer.register_track_placer(def.nodename_prefix, def.texture_prefix, def.description)
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for suffix, conns in pairs(preset.variant) do
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for rotid, rotation in ipairs(preset.rotation) do
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if not def.formats[suffix] or def.formats[suffix][rotid] then
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local switchfunc, mesecontbl
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if preset.switch[suffix] then
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switchfunc, mesecontbl=make_switchfunc(preset.switch[suffix]..rotation, preset.switchmc[suffix])
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end
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minetest.register_node(def.nodename_prefix.."_"..suffix..rotation, advtrains.merge_tables(
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common_def,
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make_overdef(
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suffix, rotation,
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cycle_conns(conns, rotid),
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switchfunc, mesecontbl, preset.increativeinv[suffix]
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)
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)
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)
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--trackplacer
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if preset.trackplacer[suffix] then
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advtrains.trackplacer.add_double_conn(def.nodename_prefix, suffix, rotation, cycle_conns(conns, rotid))
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end
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if preset.tpsingle[suffix] then
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advtrains.trackplacer.add_single_conn(def.nodename_prefix, suffix, rotation, cycle_conns(conns, rotid))
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end
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advtrains.trackplacer.add_worked(def.nodename_prefix, suffix, rotation, preset.trackworker[suffix])
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end
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end
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end
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table.insert(advtrains.all_tracktypes, tracktype)
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end
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function advtrains.is_track_and_drives_on(nodename, drives_on)
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if not minetest.registered_nodes[nodename] then
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return false
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end
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local nodedef=minetest.registered_nodes[nodename]
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for k,v in ipairs(drives_on) do
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if nodedef.groups["advtrains_track_"..v] then
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return true
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end
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end
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return false
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end
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function advtrains.get_track_connections(name, param2)
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local nodedef=minetest.registered_nodes[name]
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if not nodedef then print("[advtrains] get_track_connections couldn't find nodedef for nodename "..(name or "nil")) return 0, 8, 0, 0, 0 end
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local noderot=param2
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if not param2 then noderot=0 end
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if noderot > 3 then print("[advtrains] get_track_connections: rail has invaild param2 of "..noderot) noderot=0 end
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return (nodedef.connect1 + 4 * noderot)%16, (nodedef.connect2 + 4 * noderot)%16, nodedef.rely1 or 0, nodedef.rely2 or 0, nodedef.railheight or 0
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end
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--END code, BEGIN definition
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--definition format: ([] optional)
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--[[{
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nodename_prefix
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texture_prefix
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[shared_texture]
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models_prefix
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models_suffix (with dot)
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[shared_model]
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formats={
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st,cr,swlst,swlcr,swrst,swrcr,vst1,vst2
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(each a table with indices 0-3, for if to register a rail with this 'rotation' table entry. nil is assumed as 'all', set {} to not register at all)
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}
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common={} change something on common rail appearance
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}]]
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advtrains.register_tracks("regular", {
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nodename_prefix="advtrains:track",
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texture_prefix="advtrains_track",
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shared_model="trackplane.b3d",
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description="Regular Train Track",
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formats={vst1={}, vst2={}},
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}, t_45deg)
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advtrains.register_tracks("default", {
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nodename_prefix="advtrains:dtrack",
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texture_prefix="advtrains_dtrack",
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models_prefix="advtrains_dtrack",
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models_suffix=".b3d",
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shared_texture="advtrains_dtrack_rail.png",
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description="New Default Train Track",
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formats={vst1={true, false, true}, vst2={true, false, true}, vst31={true}, vst32={true}, vst33={true}},
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}, t_30deg)
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--bumpers. temporary registration. later: integrate to register_tracks.
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function advtrains.register_bumpers(tracktype, def, preset)
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local common_def=advtrains.merge_tables({
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description = def.description,
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drawtype = "mesh",
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paramtype="light",
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paramtype2="facedir",
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walkable = false,
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selection_box = {
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type = "fixed",
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fixed = {-1/2, -1/2, -1/2, 1/2, -1/2+1/16, 1/2},
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},
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rely1=0,
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rely2=0,
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railheight=0,
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can_dig=function(pos)
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return not advtrains.is_train_at_pos(pos)
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end,
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after_dig_node=function(pos)
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advtrains.invalidate_all_paths()
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advtrains.reset_trackdb_position(pos)
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end,
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after_place_node=function(pos)
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advtrains.reset_trackdb_position(pos)
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end,
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}, def.common or {})
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local function cycle_conns(conns, rotid)
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local add=(rotid-1)*preset.regstep
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return {
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conn1=(conns.conn1+add)%16,
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conn2=(conns.conn2+add)%16,
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rely1=conns.rely1 or 0,
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rely2=conns.rely2 or 0,
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railheight=conns.railheight or 0,
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}
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end
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for rotid, rotation in ipairs(preset.rotation) do
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local img_suffix="bumper"..rotation
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local crea=1
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if rotid==1 then crea=0 end
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minetest.register_node(def.nodename_prefix.."_".."bumper"..rotation, advtrains.merge_tables(
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common_def,
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{
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mesh = def.shared_model or (def.models_prefix.."_"..img_suffix..def.models_suffix),
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tiles = {def.shared_texture or (def.texture_prefix.."_"..img_suffix..".png")},
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--inventory_image = def.texture_prefix.."_"..img_suffix..".png",
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--wield_image = def.texture_prefix.."_"..img_suffix..".png",
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description=def.description.."(".."bumper"..rotation..")",
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on_rightclick=switchfunc,
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groups = {
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attached_node=1,
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--["advtrains_track_"..tracktype]=1, not a rail...
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dig_immediate=2,
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},
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}
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))
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--advtrains.trackplacer.add_single_conn(def.nodename_prefix, "bumper", rotation, cycle_conns({conn1=0, conn2=8}, rotid))
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advtrains.trackplacer.add_worked(def.nodename_prefix, "bumper", rotation, nil)
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end
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end
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advtrains.register_bumpers("default", {
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nodename_prefix="advtrains:dtrack",
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texture_prefix="advtrains_dtrack",
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models_prefix="advtrains_dtrack",
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models_suffix=".b3d",
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shared_texture="advtrains_dtrack_rail.png",
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description="New Default Train Track",
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formats={vst1={true}, vst2={true}},
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}, t_30deg)
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--TODO legacy
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--I know lbms are better for this purpose
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for name,rep in pairs({swl_st="swlst", swr_st="swrst", swl_cr="swlcr", swr_cr="swrcr", }) do
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minetest.register_abm({
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-- In the following two fields, also group:groupname will work.
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nodenames = {"advtrains:track_"..name},
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interval = 1.0, -- Operation interval in seconds
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chance = 1, -- Chance of trigger per-node per-interval is 1.0 / this
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action = function(pos, node, active_object_count, active_object_count_wider) minetest.set_node(pos, {name="advtrains:track_"..rep, param2=node.param2}) end,
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})
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minetest.register_abm({
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-- In the following two fields, also group:groupname will work.
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nodenames = {"advtrains:track_"..name.."_45"},
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interval = 1.0, -- Operation interval in seconds
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chance = 1, -- Chance of trigger per-node per-interval is 1.0 / this
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action = function(pos, node, active_object_count, active_object_count_wider) minetest.set_node(pos, {name="advtrains:track_"..rep.."_45", param2=node.param2}) end,
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})
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end
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minetest.register_lbm({
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name = "advtrains:ramp_replacement_1",
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-- In the following two fields, also group:groupname will work.
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nodenames = {"advtrains:track_vert1"},
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action = function(pos, node, active_object_count, active_object_count_wider) minetest.set_node(pos, {name="advtrains:dtrack_vst1", param2=(node.param2+2)%4}) end,
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})
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minetest.register_lbm({
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name = "advtrains:ramp_replacement_1",
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-- -- In the following two fields, also group:groupname will work.
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nodenames = {"advtrains:track_vert2"},
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action = function(pos, node, active_object_count, active_object_count_wider) minetest.set_node(pos, {name="advtrains:dtrack_vst2", param2=(node.param2+2)%4}) end,
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})
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if advtrains.register_straight_rep_lbm then
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minetest.register_abm({
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name = "advtrains:st_rep_1",
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-- In the following two fields, also group:groupname will work.
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nodenames = {"advtrains:track_st"},
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interval=1,
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chance=1,
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action = function(pos, node, active_object_count, active_object_count_wider) minetest.set_node(pos, {name="advtrains:dtrack_st", param2=node.param2}) end,
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})
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minetest.register_lbm({
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name = "advtrains:st_rep_1",
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-- -- In the following two fields, also group:groupname will work.
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nodenames = {"advtrains:track_st_45"},
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action = function(pos, node, active_object_count, active_object_count_wider) minetest.set_node(pos, {name="advtrains:dtrack_st_45", param2=node.param2}) end,
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})
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end
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