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(svn r23915) -Codechange: Translate refitmask directly after reading it from the GRF.

This commit is contained in:
frosch 2012-02-07 22:48:09 +00:00
parent b1a3a31a83
commit a16389ab06
1 changed files with 35 additions and 34 deletions
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69
src/newgrf.cpp
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@ -837,6 +837,20 @@ static bool ReadSpriteLayout(ByteReader *buf, uint num_building_sprites, bool us
return false;
}
/**
* Translate the refit mask.
*/
static uint32 TranslateRefitMask(uint32 refit_mask)
{
uint32 result = 0;
uint8 bit;
FOR_EACH_SET_BIT(bit, refit_mask) {
CargoID cargo = GetCargoTranslation(bit, _cur.grffile, true);
if (cargo != CT_INVALID) SetBit(result, cargo);
}
return result;
}
/**
* Converts TTD(P) Base Price pointers into the enum used by OTTD
* See http://wiki.ttdpatch.net/tiki-index.php?page=BaseCosts
@ -1097,11 +1111,13 @@ static ChangeInfoResult RailVehicleChangeInfo(uint engine, int numinfo, int prop
ei->refit_cost = buf->ReadByte();
break;
case 0x1D: // Refit cargo
ei->refit_mask = buf->ReadDWord();
_gted[e->index].UpdateRefittability(ei->refit_mask != 0);
case 0x1D: { // Refit cargo
uint32 mask = buf->ReadDWord();
_gted[e->index].UpdateRefittability(mask != 0);
ei->refit_mask = TranslateRefitMask(mask);
_gted[e->index].refitmask_grf = _cur.grffile;
break;
}
case 0x1E: // Callback
ei->callback_mask = buf->ReadByte();
@ -1284,11 +1300,13 @@ static ChangeInfoResult RoadVehicleChangeInfo(uint engine, int numinfo, int prop
_gted[e->index].rv_max_speed = buf->ReadByte();
break;
case 0x16: // Cargoes available for refitting
ei->refit_mask = buf->ReadDWord();
_gted[e->index].UpdateRefittability(ei->refit_mask != 0);
case 0x16: { // Cargoes available for refitting
uint32 mask = buf->ReadDWord();
_gted[e->index].UpdateRefittability(mask != 0);
ei->refit_mask = TranslateRefitMask(mask);
_gted[e->index].refitmask_grf = _cur.grffile;
break;
}
case 0x17: // Callback mask
ei->callback_mask = buf->ReadByte();
@ -1447,11 +1465,13 @@ static ChangeInfoResult ShipVehicleChangeInfo(uint engine, int numinfo, int prop
svi->sfx = buf->ReadByte();
break;
case 0x11: // Cargoes available for refitting
ei->refit_mask = buf->ReadDWord();
_gted[e->index].UpdateRefittability(ei->refit_mask != 0);
case 0x11: { // Cargoes available for refitting
uint32 mask = buf->ReadDWord();
_gted[e->index].UpdateRefittability(mask != 0);
ei->refit_mask = TranslateRefitMask(mask);
_gted[e->index].refitmask_grf = _cur.grffile;
break;
}
case 0x12: // Callback mask
ei->callback_mask = buf->ReadByte();
@ -1603,11 +1623,13 @@ static ChangeInfoResult AircraftVehicleChangeInfo(uint engine, int numinfo, int
avi->sfx = buf->ReadByte();
break;
case 0x13: // Cargoes available for refitting
ei->refit_mask = buf->ReadDWord();
_gted[e->index].UpdateRefittability(ei->refit_mask != 0);
case 0x13: { // Cargoes available for refitting
uint32 mask = buf->ReadDWord();
_gted[e->index].UpdateRefittability(mask != 0);
ei->refit_mask = TranslateRefitMask(mask);
_gted[e->index].refitmask_grf = _cur.grffile;
break;
}
case 0x14: // Callback mask
ei->callback_mask = buf->ReadByte();
@ -8069,7 +8091,7 @@ static void CalculateRefitMasks()
if (_gted[engine].refittability != GRFTempEngineData::UNSET) {
uint32 mask = 0;
uint32 not_mask = 0;
uint32 xor_mask = 0;
uint32 xor_mask = ei->refit_mask;
/* If the original masks set by the grf are zero, the vehicle shall only carry the default cargo.
* Note: After applying the translations, the vehicle may end up carrying no defined cargo. It becomes unavailable in that case. */
@ -8081,27 +8103,6 @@ static void CalculateRefitMasks()
cargo_map_for_first_refittable = file->cargo_map;
}
if (ei->refit_mask != 0) {
if (file != NULL && file->cargo_max != 0) {
/* Apply cargo translation table to the refit mask */
uint num_cargo = min(32, file->cargo_max);
for (uint i = 0; i < num_cargo; i++) {
if (!HasBit(ei->refit_mask, i)) continue;
CargoID c = GetCargoIDByLabel(file->cargo_list[i]);
if (c == CT_INVALID) continue;
SetBit(xor_mask, c);
}
} else {
/* No cargo table, so use the cargo bitnum values */
const CargoSpec *cs;
FOR_ALL_CARGOSPECS(cs) {
if (HasBit(ei->refit_mask, cs->bitnum)) SetBit(xor_mask, cs->Index());
}
}
}
if (_gted[engine].cargo_allowed != 0) {
/* Build up the list of cargo types from the set cargo classes. */
const CargoSpec *cs;