Implement Sifa; add textures for PZB

1 files changed, 18 insertions, 0 deletions

diff --git a/advtrains/trainlogic.lua b/advtrains/trainlogic.lua
index cc34b4f..6939275 100644
--- a/advtrains/trainlogic.lua
+++ b/advtrains/trainlogic.lua
@@ -300,6 +300,19 @@ function advtrains.train_ensure_init(id, train)
 		run_callbacks_new_path(id, train)
 	end
 	
+	-- Check if the train has a driver
+	-- This will be useful for safety systems
+	train.has_driver = false
+	for i = 1, #train.trainparts, 1 do
+		if advtrains.wagons[train.trainparts[i]].has_driver then
+			train.has_driver = true
+		end
+	end
+	
+	if not train.sifa then
+		train.sifa = 0
+	end
+	
 	train.dirty = false -- TODO einbauen!
 	return true
 end
@@ -307,6 +320,10 @@ end
 function advtrains.train_step_b(id, train, dtime)
 	if train.no_step or train.wait_for_path or not train.path then return end
 	
+	-- Sifa
+	train.sifa = train.has_driver and (train.sifa+dtime) or 0
+	train.ctrl.sifa = (train.sifa or 0) >=35 and 0 or nil
+	
 	-- in this code, we check variables such as path_trk_? and path_dist. We need to ensure that the path is known for the whole 'Train' zone
 	advtrains.path_get(train, atfloor(train.index + 2))
 	advtrains.path_get(train, atfloor(train.end_index - 1))
@@ -352,6 +369,7 @@ function advtrains.train_step_b(id, train, dtime)
 		lzb  = restrictive override from LZB
 		user = User input from driverstand
 		atc  = ATC command override (determined here)
+		sifa = Sifa (requires driver attention)
 	}
 	The code here determines the precedence and writes the final control into train.lever
 	]]