diff options
| -rw-r--r-- | advtrains/lzb.lua | 23 | ||||
| -rw-r--r-- | advtrains/trainlogic.lua | 1 |
2 files changed, 17 insertions, 7 deletions
diff --git a/advtrains/lzb.lua b/advtrains/lzb.lua index 2574c51..794ad42 100644 --- a/advtrains/lzb.lua +++ b/advtrains/lzb.lua @@ -87,20 +87,29 @@ end s = v0 * t + --- 2 ]] +function advtrains.lzb_get_limit_zone(train, lzb, lever, vel) + local lvr = lever or train.lever + local v0 = vel or train.velocity + local v1 = lzb.spd + local s = (v1*v1-v0*v0)/2/advtrains.get_acceleration(train, 1) + if v0 > 3 then s = s + params.ADD_FAST + elseif v0 <= 0 then s = s + params.ADD_STAND + else s = s + params.ADD_SLOW + end + if lvr >= 2 then s = s + params.ZONE_HOLD end + if lvr >= 3 then s = s + params.ZONE_ROLL end + return advtrains.path_get_index_by_offset(train, lzb.idx, -s) +end + function advtrains.lzb_get_limit_by_entry(train, lzb, dtime) if not (type(lzb)=="table") then return nil end local getacc = advtrains.get_acceleration local v0 = train.velocity local v1 = lzb.spd - local s = (v1*v1-v0*v0)/2/getacc(train,1) local t = dtime or 0.2 - local i = advtrains.path_get_index_by_offset(train, lzb.idx, -s) - if v0 > 3 then i = advtrains.path_get_index_by_offset(train, i, -params.ADD_FAST) - elseif v0 <= 0 then i = advtrains.path_get_index_by_offset(train, i, -params.ADD_STAND) - else i = advtrains.path_get_index_by_offset(train, i, -params.ADD_SLOW) end - i = advtrains.path_get_index_by_offset(train, i, -params.ZONE_ROLL) - i = advtrains.path_get_index_by_offset(train, i, -params.ZONE_HOLD) + local i = advtrains.lzb_get_limit_zone(train, lzb, 4, v0 + getacc(train,4)) if train.index + v0*t + getacc(train,4)*t*t/2 <= i then return 4 end + i = advtrains.lzb_get_limit_zone(train, lzb, 3, v0) if train.index + v0*t <= i then return 3 end i = advtrains.path_get_index_by_offset(train, i, params.ZONE_HOLD) if train.index + v0*t + getacc(train,2)*t*t/2 <= i then return 2 end diff --git a/advtrains/trainlogic.lua b/advtrains/trainlogic.lua index 8e1ac93..886abe8 100644 --- a/advtrains/trainlogic.lua +++ b/advtrains/trainlogic.lua @@ -457,6 +457,7 @@ function advtrains.train_step_b(id, train, dtime) if a == 0 then s = v1*dtime else s = (v1*v1 - v0*v0)/2/a + s = math.max(s, 0) local acctime = (v1-v0)/a if acctime < dtime then s = s + v1*(dtime - acctime) end end |