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

This commit is contained in:
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
View File

@ -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);

5
src/train_cmd.cpp
View File

@ -1787,7 +1787,10 @@ static void ReverseTrainDirection(Vehicle *v)
}
/* update all images */
for (Vehicle *u = v; u != NULL; u = u->Next()) { u->cur_image = u->GetImage(u->direction); }
for (Vehicle *u = v; u != NULL; u = u->Next()) {
ToggleBit(u->u.rail.flags, VRF_TOGGLE_REVERSE);
u->cur_image = u->GetImage(u->direction);
}
ClrBit(v->u.rail.flags, VRF_REVERSING);

2
src/vehicle.cpp
View File

@ -2199,6 +2199,8 @@ void VehicleEnterDepot(Vehicle *v)
if (!IsFrontEngine(v)) v = v->First();
UpdateSignalsOnSegment(v->tile, INVALID_DIAGDIR, v->owner);
v->load_unload_time_rem = 0;
/* Reset reversed flag */
for (Vehicle *u = v; u != NULL; u = u->Next()) ClrBit(u->u.rail.flags, VRF_TOGGLE_REVERSE);
break;
case VEH_ROAD:

5
src/vehicle_base.h
View File

@ -118,7 +118,7 @@ struct VehicleRail {
const struct SpriteGroup *cached_override;
};
enum {
enum VehicleRailFlags {
VRF_REVERSING = 0,
/* used to calculate if train is going up or down */
@ -136,6 +136,9 @@ enum {
/* used to mark that electric train engine is allowed to run on normal rail */
VRF_EL_ENGINE_ALLOWED_NORMAL_RAIL = 6,
/* used for vehicle var 0xFE bit 8 (toggled each time the train is reversed) */
VRF_TOGGLE_REVERSE = 7,
};
struct VehicleAir {