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(svn r8946) -Feature: [NewGRF] Add support for vehicle variables 0xFE and 0xFF bit 10,

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which is set when a vehicle was built during the exclusive testing phase.
This commit is contained in:
maedhros
2007-02-28 17:59:05 +00:00
parent aadd8a4b44
commit 469fbc912c
6 changed files with 28 additions and 0 deletions
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15
src/newgrf_engine.cpp
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@@ -601,6 +601,21 @@ static uint32 VehicleGetVariable(const ResolverObject *object, byte variable, by
}
case 0x7F: return GetGRFParameter(v->engine_type, parameter); /* Read GRF parameter */
case 0xFE:
case 0xFF: {
uint16 modflags = 0;
/* TODO: There are some other bits that should be implemented:
* bit 5: Whether the rail vehicle is powered or not (mostly useful for wagons).
* bit 6: This is an electrically powered rail vehicle which is running on normal rail.
* bit 8: (Maybe?) Toggled whenever the train reverses.
*/
if (HASBIT(v->vehicle_flags, VF_BUILT_AS_PROTOTYPE)) SETBIT(modflags, 10);
return variable == 0xFE ? modflags : GB(modflags, 8, 8);
}
}
/* General vehicle properties */