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authororwell96 <orwell@bleipb.de>2021-01-02 18:00:12 +0100
committerorwell96 <orwell@bleipb.de>2021-02-10 16:39:46 +0100
commit8f4c90c5a53b531451436b8e0a1ea8a3b750110e (patch)
treea347eddc1ec522eb083430417f79c129cde2ddfc /advtrains/lzb.lua
parent3c42d87dc0b4b3aed454e68541bff711dba75dc9 (diff)
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Add debug prints, modify LZB to fix problems with look_ahead
Diffstat (limited to 'advtrains/lzb.lua')
-rw-r--r--advtrains/lzb.lua11
1 files changed, 9 insertions, 2 deletions
diff --git a/advtrains/lzb.lua b/advtrains/lzb.lua
index a5e361c..1aa9e5f 100644
--- a/advtrains/lzb.lua
+++ b/advtrains/lzb.lua
@@ -77,10 +77,15 @@ end
local function look_ahead(id, train)
local acc = advtrains.get_acceleration(train, 1)
- local vel = train.velocity
+ -- worst-case: the starting point is maximum speed
+ local vel = train.max_speed or train.velocity
local brakedst = ( -(vel*vel) / (2*acc) ) * params.DST_FACTOR
- local brake_i = advtrains.path_get_index_by_offset(train, train.index, brakedst + params.BRAKE_SPACE)
+ --local brake_i = advtrains.path_get_index_by_offset(train, train.index, brakedst + params.BRAKE_SPACE)
+ -- worst case (don't use index_by_offset)
+ brake_i = atfloor(train.index + brakedst + params.BRAKE_SPACE)
+ atprint("LZB: looking ahead up to ", brake_i)
+
--local aware_i = advtrains.path_get_index_by_offset(train, brake_i, AWARE_ZONE)
local lzb = train.lzb
@@ -122,6 +127,7 @@ local function call_runover_callbacks(id, train)
local ckp = train.lzb.checkpoints
while ckp[i] do
if ckp[i].index <= idx then
+ atprint("LZB: checkpoint run over: i=",ckp[i].index,"s=",ckp[i].speed)
-- call callback
local it = ckp[i]
if it.callback then
@@ -140,6 +146,7 @@ local function apply_checkpoint_to_path(train, checkpoint)
if not checkpoint.speed then
return
end
+ atprint("LZB: applying checkpoint: i=",checkpoint.index,"s=",checkpoint.speed)
-- make sure path exists until checkpoint
local pos = advtrains.path_get(train, checkpoint.index)