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(svn r8723) -Codechange: replace yet another couple of magic numbers with enums.

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This commit is contained in:
rubidium
2007-02-14 01:00:57 +00:00
parent f7783212b1
commit 59284954ae
2 changed files with 55 additions and 50 deletions
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9
src/roadveh_cmd.cpp
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@@ -1247,6 +1247,11 @@ static uint RoadFindPathToStop(const Vehicle *v, TileIndex tile)
return dist;
}
enum {
RDE_NEXT_TILE = 0x80,
RDE_TURNED = 0x40,
};
typedef struct RoadDriveEntry {
byte x,y;
} RoadDriveEntry;
@@ -1379,7 +1384,7 @@ static void RoadVehController(Vehicle *v)
/* Get move position data for next frame */
rd = _road_drive_data[(v->u.road.state + (_opt.road_side << RVS_DRIVE_SIDE)) ^ v->u.road.overtaking][v->u.road.frame + 1];
if (rd.x & 0x80) {
if (rd.x & RDE_NEXT_TILE) {
/* Vehicle is moving to the next tile */
TileIndex tile = v->tile + TileOffsByDiagDir(rd.x & 3);
Trackdir dir = RoadFindPathToDest(v, tile, (DiagDirection)(rd.x & 3));
@@ -1454,7 +1459,7 @@ again:
return;
}
if (rd.x & 0x40) {
if (rd.x & RDE_TURNED) {
/* Vehicle has finished turning around, it will now head back onto the same tile */
Trackdir dir = RoadFindPathToDest(v, v->tile, (DiagDirection)(rd.x & 3));
uint32 r;