diff options
Diffstat (limited to 'trainlogic.lua')
| -rw-r--r-- | trainlogic.lua | 136 |
1 files changed, 95 insertions, 41 deletions
diff --git a/trainlogic.lua b/trainlogic.lua index c8c4b9d..71d7086 100644 --- a/trainlogic.lua +++ b/trainlogic.lua @@ -3,14 +3,41 @@ local print=function(t, ...) minetest.log("action", table.concat({t, ...}, " ")) minetest.chat_send_all(table.concat({t, ...}, " ")) end +local benchmark=false --printbm=function(str, t) print("[advtrains]"..str.." "..((os.clock()-t)*1000).."ms") end -printbm=function() end +local bm={} +local bmlt=0 +local bmsteps=0 +local bmstepint=200 +printbm=function(action, ta) + if not benchmark then return end + local t=(os.clock()-ta)*1000 + if not bm[action] then + bm[action]=t + else + bm[action]=bm[action]+t + end + bmlt=bmlt+t +end +function endstep() + if not benchmark then return end + bmsteps=bmsteps-1 + if bmsteps<=0 then + bmsteps=bmstepint + for key, value in pairs(bm) do + minetest.chat_send_all(key.." "..(value/bmstepint).." ms avg.") + end + minetest.chat_send_all("Total time consumed by all advtrains actions per step: "..(bmlt/bmstepint).." ms avg.") + bm={} + bmlt=0 + end +end advtrains.train_accel_force=2--per second and divided by number of wagons advtrains.train_brake_force=3--per second, not divided by number of wagons advtrains.train_emerg_force=10--for emergency brakes(when going off track) -advtrains.audit_interval=10 +advtrains.audit_interval=30 advtrains.all_traintypes={} function advtrains.register_train_type(name, drives_on, max_speed) @@ -127,16 +154,21 @@ minetest.register_globalstep(function(dtime) advtrains.train_step(k, v, dtime) end printbm("trainsteps", t) + endstep() end) function advtrains.train_step(id, train, dtime) --TODO check for all vars to be present - + if not train.velocity then + train.velocity=0 + end --very unimportant thing: check if couple is here if train.couple_eid_front and (not minetest.luaentities[train.couple_eid_front] or not minetest.luaentities[train.couple_eid_front].is_couple) then train.couple_eid_front=nil end if train.couple_eid_back and (not minetest.luaentities[train.couple_eid_back] or not minetest.luaentities[train.couple_eid_back].is_couple) then train.couple_eid_back=nil end + --skip certain things (esp. collision) when not moving + local train_moves=train.velocity~=0 --if not train.last_pos then advtrains.trains[id]=nil return end @@ -170,49 +202,47 @@ function advtrains.train_step(id, train, dtime) if train.tarvelocity<0 then train.tarvelocity=0 end end - if not train.velocity then - train.velocity=0 - end - --check for collisions by finding objects - --front - local search_radius=4 - - --coupling - local couple_outward=1 - local posfront=advtrains.get_real_index_position(path, train.index+couple_outward) - local posback=advtrains.get_real_index_position(path, train_end_index-couple_outward) - for _,pos in ipairs({posfront, posback}) do - if pos then - local objrefs=minetest.get_objects_inside_radius(pos, search_radius) + if train_moving then + --check for collisions by finding objects + --front + local search_radius=4 + + --coupling + local couple_outward=1 + local posfront=advtrains.get_real_index_position(path, train.index+couple_outward) + local posback=advtrains.get_real_index_position(path, train_end_index-couple_outward) + for _,pos in ipairs({posfront, posback}) do + if pos then + local objrefs=minetest.get_objects_inside_radius(pos, search_radius) + for _,v in pairs(objrefs) do + local le=v:get_luaentity() + if le and le.is_wagon and le.initialized and le.train_id~=id then + advtrains.try_connect_trains(id, le.train_id) + end + end + end + end + --new train collisions (only search in the direction of the driving train) + local coll_search_radius=2 + local coll_grace=0 + local collpos + if train.velocity>0 then + collpos=advtrains.get_real_index_position(path, train.index-coll_grace) + elseif train.velocity<0 then + collpos=advtrains.get_real_index_position(path, train_end_index+coll_grace) + end + if collpos then + local objrefs=minetest.get_objects_inside_radius(collpos, coll_search_radius) for _,v in pairs(objrefs) do local le=v:get_luaentity() if le and le.is_wagon and le.initialized and le.train_id~=id then - advtrains.try_connect_trains(id, le.train_id) + train.recently_collided_with_env=true + train.velocity=-0.5*train.velocity + train.tarvelocity=0 end end end end - --new train collisions (only search in the direction of the driving train) - local coll_search_radius=2 - local coll_grace=0 - local collpos - if train.velocity>0 then - collpos=advtrains.get_real_index_position(path, train.index-coll_grace) - elseif train.velocity<0 then - collpos=advtrains.get_real_index_position(path, train_end_index+coll_grace) - end - if collpos then - local objrefs=minetest.get_objects_inside_radius(collpos, coll_search_radius) - for _,v in pairs(objrefs) do - local le=v:get_luaentity() - if le and le.is_wagon and le.initialized and le.train_id~=id then - train.recently_collided_with_env=true - train.velocity=-0.5*train.velocity - train.tarvelocity=0 - end - end - end - --check for any trainpart entities if they have been unloaded. do this only if train is near a player, to not spawn entities into unloaded areas train.check_trainpartload=(train.check_trainpartload or 0)-dtime local node_range=(math.max((minetest.setting_get("active_block_range") or 0),1)*16) @@ -257,14 +287,14 @@ function advtrains.train_step(id, train, dtime) end end end - train.check_trainpartload=2 + train.check_trainpartload=10 end --handle collided_with_env if train.recently_collided_with_env then train.tarvelocity=0 - if train.velocity==0 then + if not train_moving then train.recently_collided_with_env=false--reset status when stopped end end @@ -741,3 +771,27 @@ function advtrains.invalidate_all_paths() v.max_index_on_track=nil end end + +--not blocking trains group +function advtrains.train_collides(node) + if node and minetest.registered_nodes[node.name] and minetest.registered_nodes[node.name].walkable then + if not minetest.registered_nodes[node.name].groups.not_blocking_trains then + return true + end + end + return false +end + +local nonblocknodes={ + "default:fence_wood", + "default:torch", + "default:sign_wall", + "signs:sign_post", +} +minetest.after(0, function() + for _,name in ipairs(nonblocknodes) do + if minetest.registered_nodes[name] then + minetest.registered_nodes[name].groups.not_blocking_trains=1 + end + end +end) |