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(svn r23145) -Change: [NewGRF v8] Determine the 'first' refittable cargo of vehicles using the cargo ordering from the cargo translation table.

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frosch 2011-11-08 17:25:51 +00:00
parent 48f75a6a8d
commit b374b92bfb
1 changed files with 24 additions and 3 deletions
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27
src/newgrf.cpp
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@ -7971,6 +7971,7 @@ static void CalculateRefitMasks()
EngineID engine = e->index;
EngineInfo *ei = &e->info;
bool only_defaultcargo; ///< Set if the vehicle shall carry only the default cargo
const uint8 *cargo_map_for_first_refittable = NULL;
/* Did the newgrf specify any refitting? If not, use defaults. */
if (_gted[engine].refitmask_valid) {
@ -7982,9 +7983,13 @@ static void CalculateRefitMasks()
* Note: After applying the translations, the vehicle may end up carrying no defined cargo. It becomes unavailable in that case. */
only_defaultcargo = (ei->refit_mask == 0 && _gted[engine].cargo_allowed == 0);
const GRFFile *file = _gted[engine].refitmask_grf;
if (file == NULL) file = e->GetGRF();
if (file != NULL && file->grf_version >= 8 && file->cargo_max != 0) {
cargo_map_for_first_refittable = file->cargo_map;
}
if (ei->refit_mask != 0) {
const GRFFile *file = _gted[engine].refitmask_grf;
if (file == NULL) file = e->GetGRF();
if (file != NULL && file->cargo_max != 0) {
/* Apply cargo translation table to the refit mask */
uint num_cargo = min(32, file->cargo_max);
@ -8045,7 +8050,23 @@ static void CalculateRefitMasks()
/* Check if this engine's cargo type is valid. If not, set to the first refittable
* cargo type. Finally disable the vehicle, if there is still no cargo. */
if (ei->cargo_type == CT_INVALID && ei->refit_mask != 0) ei->cargo_type = (CargoID)FindFirstBit(ei->refit_mask);
if (ei->cargo_type == CT_INVALID && ei->refit_mask != 0) {
if (cargo_map_for_first_refittable == NULL) {
/* Use first refittable cargo slot */
ei->cargo_type = (CargoID)FindFirstBit(ei->refit_mask);
} else {
/* Use first refittable cargo from cargo translation table */
byte best_local_slot = 0xFF;
CargoID cargo_type;
FOR_EACH_SET_CARGO_ID(cargo_type, ei->refit_mask) {
byte local_slot = cargo_map_for_first_refittable[cargo_type];
if (local_slot < best_local_slot) {
best_local_slot = local_slot;
ei->cargo_type = cargo_type;
}
}
}
}
if (ei->cargo_type == CT_INVALID) ei->climates = 0;
/* Clear refit_mask for not refittable ships */