|
|
|
@ -1699,35 +1699,51 @@ static void DrawTrackBits(TileInfo* ti, TrackBits track)
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/** Enums holding the offsets from base signal sprite,
|
|
|
|
|
* according to the side it is representing.
|
|
|
|
|
* The addtion of 2 per enum is necessary in order to "jump" over the
|
|
|
|
|
* green state sprite, all signal sprites being in pair,
|
|
|
|
|
* starting with the off-red state */
|
|
|
|
|
enum {
|
|
|
|
|
SIGN_TO_SOUTHWEST = 0,
|
|
|
|
|
SIGN_TO_NORTHEAST = 2,
|
|
|
|
|
SIGN_TO_SOUTHEAST = 4,
|
|
|
|
|
SIGN_TO_NORTHWEST = 6,
|
|
|
|
|
SIGN_TO_EAST = 8,
|
|
|
|
|
SIGN_TO_WEST = 10,
|
|
|
|
|
SIGN_TO_SOUTH = 12,
|
|
|
|
|
SIGN_TO_NORTH = 14,
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
static void DrawSignals(TileIndex tile, TrackBits rails)
|
|
|
|
|
{
|
|
|
|
|
#define MAYBE_DRAW_SIGNAL(x,y,z,t) if (IsSignalPresent(tile, x)) DrawSingleSignal(tile, t, GetSingleSignalState(tile, x), y - 0x4FB, z)
|
|
|
|
|
#define MAYBE_DRAW_SIGNAL(x,y,z,t) if (IsSignalPresent(tile, x)) DrawSingleSignal(tile, t, GetSingleSignalState(tile, x), y, z)
|
|
|
|
|
|
|
|
|
|
if (!(rails & TRACK_BIT_Y)) {
|
|
|
|
|
if (!(rails & TRACK_BIT_X)) {
|
|
|
|
|
if (rails & TRACK_BIT_LEFT) {
|
|
|
|
|
MAYBE_DRAW_SIGNAL(2, 0x509, 0, TRACK_LEFT);
|
|
|
|
|
MAYBE_DRAW_SIGNAL(3, 0x507, 1, TRACK_LEFT);
|
|
|
|
|
MAYBE_DRAW_SIGNAL(2, SIGN_TO_NORTH, 0, TRACK_LEFT);
|
|
|
|
|
MAYBE_DRAW_SIGNAL(3, SIGN_TO_SOUTH, 1, TRACK_LEFT);
|
|
|
|
|
}
|
|
|
|
|
if (rails & TRACK_BIT_RIGHT) {
|
|
|
|
|
MAYBE_DRAW_SIGNAL(0, 0x509, 2, TRACK_RIGHT);
|
|
|
|
|
MAYBE_DRAW_SIGNAL(1, 0x507, 3, TRACK_RIGHT);
|
|
|
|
|
MAYBE_DRAW_SIGNAL(0, SIGN_TO_NORTH, 2, TRACK_RIGHT);
|
|
|
|
|
MAYBE_DRAW_SIGNAL(1, SIGN_TO_SOUTH, 3, TRACK_RIGHT);
|
|
|
|
|
}
|
|
|
|
|
if (rails & TRACK_BIT_UPPER) {
|
|
|
|
|
MAYBE_DRAW_SIGNAL(3, 0x505, 4, TRACK_UPPER);
|
|
|
|
|
MAYBE_DRAW_SIGNAL(2, 0x503, 5, TRACK_UPPER);
|
|
|
|
|
MAYBE_DRAW_SIGNAL(3, SIGN_TO_WEST, 4, TRACK_UPPER);
|
|
|
|
|
MAYBE_DRAW_SIGNAL(2, SIGN_TO_EAST, 5, TRACK_UPPER);
|
|
|
|
|
}
|
|
|
|
|
if (rails & TRACK_BIT_LOWER) {
|
|
|
|
|
MAYBE_DRAW_SIGNAL(1, 0x505, 6, TRACK_LOWER);
|
|
|
|
|
MAYBE_DRAW_SIGNAL(0, 0x503, 7, TRACK_LOWER);
|
|
|
|
|
MAYBE_DRAW_SIGNAL(1, SIGN_TO_WEST, 6, TRACK_LOWER);
|
|
|
|
|
MAYBE_DRAW_SIGNAL(0, SIGN_TO_EAST, 7, TRACK_LOWER);
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
MAYBE_DRAW_SIGNAL(3, 0x4FB, 8, TRACK_X);
|
|
|
|
|
MAYBE_DRAW_SIGNAL(2, 0x4FD, 9, TRACK_X);
|
|
|
|
|
MAYBE_DRAW_SIGNAL(3, SIGN_TO_SOUTHWEST, 8, TRACK_X);
|
|
|
|
|
MAYBE_DRAW_SIGNAL(2, SIGN_TO_NORTHEAST, 9, TRACK_X);
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
MAYBE_DRAW_SIGNAL(3, 0x4FF, 10, TRACK_Y);
|
|
|
|
|
MAYBE_DRAW_SIGNAL(2, 0x501, 11, TRACK_Y);
|
|
|
|
|
MAYBE_DRAW_SIGNAL(3, SIGN_TO_SOUTHEAST, 10, TRACK_Y);
|
|
|
|
|
MAYBE_DRAW_SIGNAL(2, SIGN_TO_NORTHWEST, 11, TRACK_Y);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|