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Code Issues Activity

(svn r12331) -Feature: [NewGRF] vehicle variable FE bit 8

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glx
2008-03-03 20:56:30 +00:00
parent cf0e6d4cb4
commit b64f637c72
4 changed files with 12 additions and 5 deletions
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5
src/newgrf_engine.cpp
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@@ -627,16 +627,15 @@ static uint32 VehicleGetVariable(const ResolverObject *object, byte variable, by
uint16 modflags = 0;
if (v->type == VEH_TRAIN) {
/* @todo: There are some other bits that should be implemented:
* bit 8: (Maybe?) Toggled whenever the train reverses.
*/
const Vehicle *u = IsTrainWagon(v) && HasBit(v->vehicle_flags, VRF_POWEREDWAGON) ? v->First() : v;
RailType railtype = GetRailType(v->tile);
bool powered = IsTrainEngine(v) || (IsTrainWagon(v) && HasBit(v->vehicle_flags, VRF_POWEREDWAGON));
bool has_power = powered && HasPowerOnRail(u->u.rail.railtype, railtype);
bool is_electric = powered && u->u.rail.railtype == RAILTYPE_ELECTRIC;
if (has_power) SetBit(modflags, 5);
if (is_electric && !has_power) SetBit(modflags, 6);
if (HasBit(v->u.rail.flags, VRF_TOGGLE_REVERSE)) SetBit(modflags, 8);
}
if (HasBit(v->vehicle_flags, VF_BUILT_AS_PROTOTYPE)) SetBit(modflags, 10);