From 5a65e3301ef6698f42332cc5275af58fcd47460f Mon Sep 17 00:00:00 2001 From: peter1138 Date: Wed, 17 May 2006 08:20:36 +0000 Subject: (svn r4896) - NewGRF: add support for vehicle property 0x25 (user defined data) used by variable 0x42. --- engine.h | 1 + newgrf.c | 5 ++++- newgrf_engine.c | 4 +++- table/engines.h | 2 +- 4 files changed, 9 insertions(+), 3 deletions(-) diff --git a/engine.h b/engine.h index 0e3ee1a1c..64ce15934 100644 --- a/engine.h +++ b/engine.h @@ -30,6 +30,7 @@ typedef struct RailVehicleInfo { // kind of visual effect to generate for a vehicle (default, steam, diesel, electric). // Same goes for the callback result, which atm is only used to check if a wagon is powered. byte shorten_factor; // length on main map for this type is 8 - shorten_factor + byte user_def_data; ///! Property 0x25: "User-defined bit mask" Used only for (very few) NewGRF vehicles } RailVehicleInfo; typedef struct ShipVehicleInfo { diff --git a/newgrf.c b/newgrf.c index f304ba60f..b17897829 100644 --- a/newgrf.c +++ b/newgrf.c @@ -437,6 +437,10 @@ static bool RailVehicleChangeInfo(uint engine, int numinfo, int prop, byte **buf } break; + case 0x25: /* User-defined bit mask to set when checking veh. var. 42 */ + FOR_EACH_OBJECT rvi[i].user_def_data = grf_load_byte(&buf); + break; + case 0x27: /* Miscellaneous flags */ FOR_EACH_OBJECT ei[i].misc_flags = grf_load_byte(&buf); break; @@ -454,7 +458,6 @@ static bool RailVehicleChangeInfo(uint engine, int numinfo, int prop, byte **buf case 0x1C: /* Refit cost */ case 0x1F: /* Tractive effort */ case 0x20: /* Air drag */ - case 0x25: /* User-defined bit mask to set when checking veh. var. 42 */ case 0x26: /* Retire vehicle early */ /* TODO */ FOR_EACH_OBJECT grf_load_byte(&buf); diff --git a/newgrf_engine.c b/newgrf_engine.c index 46af6e888..c89dbd0a7 100644 --- a/newgrf_engine.c +++ b/newgrf_engine.c @@ -534,6 +534,7 @@ static uint32 VehicleGetVariable(const ResolverObject *object, byte variable, by byte cargo_classes = 0; uint common_cargo_best = 0; uint common_cargos[NUM_GLOBAL_CID]; + byte user_def_data = 0; CargoID cargo; CargoID common_cargo_type = GC_PASSENGERS; @@ -547,6 +548,7 @@ static uint32 VehicleGetVariable(const ResolverObject *object, byte variable, by cargo = _global_cargo_id[_opt.landscape][u->cargo_type]; cargo_classes |= _cargo_classes[cargo]; common_cargos[cargo]++; + user_def_data |= RailVehInfo(u->engine_type)->user_def_data; } /* Pick the most common cargo type */ @@ -557,7 +559,7 @@ static uint32 VehicleGetVariable(const ResolverObject *object, byte variable, by } } - return cargo_classes | (common_cargo_type << 8); + return cargo_classes | (common_cargo_type << 8) | (user_def_data << 24); } case 0x43: /* Player information */ diff --git a/table/engines.h b/table/engines.h index dc33ebafa..5a38b7f73 100644 --- a/table/engines.h +++ b/table/engines.h @@ -324,7 +324,7 @@ const EngineInfo orig_engine_info[] = { * @param j cargo_type * @param k ai_rank */ -#define RVI(a, b, c, d, e, f, g, h, i, j, k) { a, b, c, d, e, f, g, h, h, i, j, k, 0, 0, 0, 0, 0 } +#define RVI(a, b, c, d, e, f, g, h, i, j, k) { a, b, c, d, e, f, g, h, h, i, j, k, 0, 0, 0, 0, 0, 0 } #define M RVI_MULTIHEAD #define W RVI_WAGON #define S 0 -- cgit v1.2.3-70-g09d2