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Code Issues

(svn r21943) -Codechange: document and unmagicify some bits of road vehicle overtaking

release/1.1
rubidium 2011-02-02 21:56:56 +00:00
parent 54161949d1
commit 8118f74575
2 changed files with 6 additions and 5 deletions
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6
src/roadveh.h
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@ -52,6 +52,8 @@ enum RoadVehicleStates {
RVSB_IN_DT_ROAD_STOP = 1 << RVS_IN_DT_ROAD_STOP, ///< The vehicle is in a drive-through road stop RVSB_IN_DT_ROAD_STOP = 1 << RVS_IN_DT_ROAD_STOP, ///< The vehicle is in a drive-through road stop
RVSB_IN_DT_ROAD_STOP_END = RVSB_IN_DT_ROAD_STOP + TRACKDIR_END, RVSB_IN_DT_ROAD_STOP_END = RVSB_IN_DT_ROAD_STOP + TRACKDIR_END,
RVSB_DRIVE_SIDE = 1 << RVS_DRIVE_SIDE, ///< The vehicle is at the opposite side of the road
RVSB_TRACKDIR_MASK = 0x0F, ///< The mask used to extract track dirs RVSB_TRACKDIR_MASK = 0x0F, ///< The mask used to extract track dirs
RVSB_ROAD_STOP_TRACKDIR_MASK = 0x09 ///< Only bits 0 and 3 are used to encode the trackdir for road stops RVSB_ROAD_STOP_TRACKDIR_MASK = 0x09 ///< Only bits 0 and 3 are used to encode the trackdir for road stops
}; };
@ -83,8 +85,8 @@ struct RoadVehicle : public GroundVehicle<RoadVehicle, VEH_ROAD> {
byte state; ///< @see RoadVehicleStates byte state; ///< @see RoadVehicleStates
byte frame; byte frame;
uint16 blocked_ctr; uint16 blocked_ctr;
byte overtaking; byte overtaking; ///< Set to #RVSB_DRIVE_SIDE when overtaking, otherwise 0.
byte overtaking_ctr; byte overtaking_ctr; ///< The length of the current overtake attempt.
uint16 crashed_ctr; uint16 crashed_ctr;
byte reverse_ctr; byte reverse_ctr;

5
src/roadveh_cmd.cpp
View File

@ -775,11 +775,10 @@ static void RoadVehCheckOvertake(RoadVehicle *v, RoadVehicle *u)
if (od.u->cur_speed == 0 || (od.u->vehstatus & VS_STOPPED)) { if (od.u->cur_speed == 0 || (od.u->vehstatus & VS_STOPPED)) {
v->overtaking_ctr = 0x11; v->overtaking_ctr = 0x11;
v->overtaking = 0x10; v->overtaking = RVSB_DRIVE_SIDE;
} else { } else {
// if (CheckRoadBlockedForOvertaking(&od)) return;
v->overtaking_ctr = 0; v->overtaking_ctr = 0;
v->overtaking = 0x10; v->overtaking = RVSB_DRIVE_SIDE;
} }
} }