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(svn r1936) End some void-pointer-as-int-abuse; this also fixes a latent bug where a TileIndex was only 24bit wide (on 32bit architectures)

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tron 2005-03-06 12:41:18 +00:00
parent 42520c1cc3
commit 505ecdc6b4
1 changed files with 19 additions and 7 deletions
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26
train_cmd.c
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@ -2368,16 +2368,23 @@ static void CheckTrainCollision(Vehicle *v)
SndPlayVehicleFx(SND_13_BIG_CRASH, v);
}
typedef struct VehicleAtSignalData {
TileIndex tile;
byte direction;
} VehicleAtSignalData;
static void *CheckVehicleAtSignal(Vehicle *v, void *data)
{
uint32 d = (uint32)data;
const VehicleAtSignalData* vasd = data;
if (v->type == VEH_Train && v->subtype == TS_Front_Engine &&
v->tile == vasd->tile) {
byte diff = (v->direction - vasd->direction + 2) & 7;
if (v->type == VEH_Train && v->subtype == TS_Front_Engine && v->tile == (TileIndex)(d >> 8)) {
byte diff = (v->direction - (byte)d + 2) & 7;
if (diff == 2 || (v->cur_speed <= 5 && diff <= 4))
return (void*)1;
return v;
}
return 0;
return NULL;
}
static void TrainController(Vehicle *v)
@ -2581,9 +2588,14 @@ red_light: {
v->subspeed = 0;
v->progress = 255-10;
if (++v->load_unload_time_rem < _patches.wait_twoway_signal * 73) {
uint o_tile = gp.new_tile + TileOffsByDir(enterdir);
TileIndex o_tile = gp.new_tile + TileOffsByDir(enterdir);
VehicleAtSignalData vasd = {
o_tile,
dir ^ 4
};
/* check if a train is waiting on the other side */
if (VehicleFromPos(o_tile, (void*)( (o_tile<<8) | (dir^4)), (VehicleFromPosProc*)CheckVehicleAtSignal) == NULL)
if (VehicleFromPos(o_tile, &vasd, CheckVehicleAtSignal) == NULL)
return;
}
}