From 41cf2fa69b8ff60f1b1633b68f47434075d00d75 Mon Sep 17 00:00:00 2001 From: peter1138 Date: Wed, 18 Apr 2007 18:37:40 +0000 Subject: (svn r9671) -Codechange: Implement NewGRF callback 36, which allows changing of various properties which were previously static. Vehicle max speed and train power/te/running costs are adjustable. --- src/newgrf_engine.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'src/newgrf_engine.h') diff --git a/src/newgrf_engine.h b/src/newgrf_engine.h index 5d24e76ab..4f3c4d547 100644 --- a/src/newgrf_engine.h +++ b/src/newgrf_engine.h @@ -35,6 +35,10 @@ bool UsesWagonOverride(const Vehicle *v); #define GetCustomVehicleSprite(v, direction) GetCustomEngineSprite(v->engine_type, v, direction) #define GetCustomVehicleIcon(et, direction) GetCustomEngineSprite(et, NULL, direction) +/* Handler to Evaluate callback 36. If the callback fails (i.e. most of the + * time) orig_value is returned */ +uint GetVehicleProperty(const Vehicle *v, uint8 property, uint orig_value); + enum VehicleTrigger { VEHICLE_TRIGGER_NEW_CARGO = 1, /* Externally triggered only for the first vehicle in chain */ -- cgit v1.2.3-54-g00ecf