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(svn r3946) Add short hand names for common track combinations

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pull/155/head
tron 19 years ago
parent 8f89819460
commit 76ae9585dd
4 changed files with 42 additions and 38 deletions
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12
rail.c
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@ -55,12 +55,12 @@ const TrackdirBits _track_crosses_trackdirs[] = {
/* Maps a track to all tracks that make 90 deg turns with it. */
const TrackBits _track_crosses_tracks[] = {
TRACK_BIT_Y, /* TRACK_X */
TRACK_BIT_X, /* TRACK_Y */
TRACK_BIT_LEFT | TRACK_BIT_RIGHT, /* TRACK_UPPER */
TRACK_BIT_LEFT | TRACK_BIT_RIGHT, /* TRACK_LOWER */
TRACK_BIT_UPPER | TRACK_BIT_LOWER, /* TRACK_LEFT */
TRACK_BIT_UPPER | TRACK_BIT_LOWER /* TRACK_RIGHT */
TRACK_BIT_Y, /* TRACK_X */
TRACK_BIT_X, /* TRACK_Y */
TRACK_BIT_VERT, /* TRACK_UPPER */
TRACK_BIT_VERT, /* TRACK_LOWER */
TRACK_BIT_HORZ, /* TRACK_LEFT */
TRACK_BIT_HORZ /* TRACK_RIGHT */
};
/* Maps a trackdir to the (4-way) direction the tile is exited when following

4
rail.h
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@ -500,9 +500,7 @@ static inline bool TracksOverlap(TrackBits bits)
/* We know that there are at least two tracks present. When there are more
* than 2 tracks, they will surely overlap. When there are two, they will
* always overlap unless they are lower & upper or right & left. */
return
bits != (TRACK_BIT_UPPER | TRACK_BIT_LOWER) &&
bits != (TRACK_BIT_LEFT | TRACK_BIT_RIGHT);
return bits != TRACK_BIT_HORZ && bits != TRACK_BIT_VERT;
}
void DrawTrainDepotSprite(int x, int y, int image, RailType railtype);

56
rail_cmd.c
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@ -122,9 +122,7 @@ static bool CheckTrackCombination(TileIndex tile, TrackBits to_build, uint flags
if ((flags & DC_NO_RAIL_OVERLAP) || type == RAIL_TYPE_SIGNALS) {
/* If we are not allowed to overlap (flag is on for ai players or we have
* signals on the tile), check that */
return
future == (TRACK_BIT_UPPER | TRACK_BIT_LOWER) ||
future == (TRACK_BIT_LEFT | TRACK_BIT_RIGHT);
return future == TRACK_BIT_HORZ || future == TRACK_BIT_VERT;
} else {
/* Normally, we may overlap and any combination is valid */
return true;
@ -136,7 +134,7 @@ static const byte _valid_tileh_slopes[][15] = {
// set of normal ones
{
TRACK_BIT_X|TRACK_BIT_Y|TRACK_BIT_UPPER|TRACK_BIT_LOWER|TRACK_BIT_LEFT|TRACK_BIT_RIGHT,
TRACK_BIT_ALL,
TRACK_BIT_RIGHT,
TRACK_BIT_UPPER,
TRACK_BIT_X,
@ -164,18 +162,18 @@ static const byte _valid_tileh_slopes[][15] = {
TRACK_BIT_Y | TRACK_BIT_LOWER | TRACK_BIT_LEFT,
TRACK_BIT_RIGHT,
TRACK_BIT_X|TRACK_BIT_Y|TRACK_BIT_UPPER|TRACK_BIT_LOWER|TRACK_BIT_LEFT|TRACK_BIT_RIGHT,
TRACK_BIT_ALL,
TRACK_BIT_X | TRACK_BIT_LOWER | TRACK_BIT_RIGHT,
TRACK_BIT_X|TRACK_BIT_Y|TRACK_BIT_UPPER|TRACK_BIT_LOWER|TRACK_BIT_LEFT|TRACK_BIT_RIGHT,
TRACK_BIT_ALL,
TRACK_BIT_UPPER,
TRACK_BIT_X | TRACK_BIT_UPPER | TRACK_BIT_LEFT,
TRACK_BIT_X|TRACK_BIT_Y|TRACK_BIT_UPPER|TRACK_BIT_LOWER|TRACK_BIT_LEFT|TRACK_BIT_RIGHT,
TRACK_BIT_X|TRACK_BIT_Y|TRACK_BIT_UPPER|TRACK_BIT_LOWER|TRACK_BIT_LEFT|TRACK_BIT_RIGHT,
TRACK_BIT_ALL,
TRACK_BIT_ALL,
TRACK_BIT_Y | TRACK_BIT_UPPER | TRACK_BIT_RIGHT,
TRACK_BIT_X|TRACK_BIT_Y|TRACK_BIT_UPPER|TRACK_BIT_LOWER|TRACK_BIT_LEFT|TRACK_BIT_RIGHT,
TRACK_BIT_X|TRACK_BIT_Y|TRACK_BIT_UPPER|TRACK_BIT_LOWER|TRACK_BIT_LEFT|TRACK_BIT_RIGHT,
TRACK_BIT_ALL,
TRACK_BIT_ALL
},
// allowed rail on coast tile
@ -186,18 +184,18 @@ static const byte _valid_tileh_slopes[][15] = {
TRACK_BIT_Y|TRACK_BIT_LEFT|TRACK_BIT_LOWER,
TRACK_BIT_RIGHT,
TRACK_BIT_X|TRACK_BIT_Y|TRACK_BIT_UPPER|TRACK_BIT_LOWER|TRACK_BIT_LEFT|TRACK_BIT_RIGHT,
TRACK_BIT_ALL,
TRACK_BIT_X|TRACK_BIT_RIGHT|TRACK_BIT_LOWER,
TRACK_BIT_X|TRACK_BIT_Y|TRACK_BIT_UPPER|TRACK_BIT_LOWER|TRACK_BIT_LEFT|TRACK_BIT_RIGHT,
TRACK_BIT_ALL,
TRACK_BIT_UPPER,
TRACK_BIT_X|TRACK_BIT_LEFT|TRACK_BIT_UPPER,
TRACK_BIT_X|TRACK_BIT_Y|TRACK_BIT_UPPER|TRACK_BIT_LOWER|TRACK_BIT_LEFT|TRACK_BIT_RIGHT,
TRACK_BIT_X|TRACK_BIT_Y|TRACK_BIT_UPPER|TRACK_BIT_LOWER|TRACK_BIT_LEFT|TRACK_BIT_RIGHT,
TRACK_BIT_ALL,
TRACK_BIT_ALL,
TRACK_BIT_Y|TRACK_BIT_RIGHT|TRACK_BIT_UPPER,
TRACK_BIT_X|TRACK_BIT_Y|TRACK_BIT_UPPER|TRACK_BIT_LOWER|TRACK_BIT_LEFT|TRACK_BIT_RIGHT,
TRACK_BIT_X|TRACK_BIT_Y|TRACK_BIT_UPPER|TRACK_BIT_LOWER|TRACK_BIT_LEFT|TRACK_BIT_RIGHT,
TRACK_BIT_ALL,
TRACK_BIT_ALL
},
};
@ -707,8 +705,8 @@ int32 CmdBuildSingleSignal(int x, int y, uint32 flags, uint32 p1, uint32 p2)
/* See if this is a valid track combination for signals, (ie, no overlap) */
TrackBits trackbits = GetTrackBits(tile);
if (KILL_FIRST_BIT(trackbits) != 0 && /* More than one track present */
trackbits != (TRACK_BIT_UPPER | TRACK_BIT_LOWER) && /* Horizontal parallel, non-intersecting tracks */
trackbits != (TRACK_BIT_LEFT | TRACK_BIT_RIGHT) /* Vertical parallel, non-intersecting tracks */
trackbits != TRACK_BIT_HORZ &&
trackbits != TRACK_BIT_VERT
)
return CMD_ERROR;
}
@ -1292,16 +1290,16 @@ static void DrawTrackBits(TileInfo* ti, TrackBits track, bool earth, bool snow,
(image++, track == TRACK_BIT_LOWER) ||
(image++, track == TRACK_BIT_RIGHT) ||
(image++, track == TRACK_BIT_LEFT) ||
(image++, track == (TRACK_BIT_X | TRACK_BIT_Y)) ||
(image++, track == TRACK_BIT_CROSS) ||
(image = rti->base_sprites.track_ns, track == (TRACK_BIT_UPPER | TRACK_BIT_LOWER)) ||
(image++, track == (TRACK_BIT_LEFT | TRACK_BIT_RIGHT)) ||
(image = rti->base_sprites.track_ns, track == TRACK_BIT_HORZ) ||
(image++, track == TRACK_BIT_VERT) ||
(junction = true, false) ||
(image = rti->base_sprites.ground, !(track & (TRACK_BIT_RIGHT | TRACK_BIT_UPPER | TRACK_BIT_X))) ||
(image++, !(track & (TRACK_BIT_LEFT | TRACK_BIT_LOWER | TRACK_BIT_X))) ||
(image++, !(track & (TRACK_BIT_LEFT | TRACK_BIT_UPPER | TRACK_BIT_Y))) ||
(image++, !(track & (TRACK_BIT_RIGHT | TRACK_BIT_LOWER | TRACK_BIT_Y))) ||
(image = rti->base_sprites.ground, (track & TRACK_BIT_3WAY_NE) == 0) ||
(image++, (track & TRACK_BIT_3WAY_SW) == 0) ||
(image++, (track & TRACK_BIT_3WAY_NW) == 0) ||
(image++, (track & TRACK_BIT_3WAY_SE) == 0) ||
(image++, true);
if (ti->tileh != 0) {
@ -1890,7 +1888,7 @@ static void TileLoop_Track(TileIndex tile)
PlayerID owner = GetTileOwner(tile);
if (rail == (TRACK_BIT_LOWER | TRACK_BIT_RIGHT) || (
!(rail & (TRACK_BIT_Y | TRACK_BIT_UPPER | TRACK_BIT_LEFT)) &&
(rail & TRACK_BIT_3WAY_NW) == 0 &&
(rail & TRACK_BIT_X)
)) {
TileIndex n = tile + TileDiffXY(0, -1);
@ -1904,7 +1902,7 @@ static void TileLoop_Track(TileIndex tile)
}
if (rail == (TRACK_BIT_UPPER | TRACK_BIT_LEFT) || (
!(rail & (TRACK_BIT_Y | TRACK_BIT_LOWER | TRACK_BIT_RIGHT)) &&
(rail & TRACK_BIT_3WAY_SE) == 0 &&
(rail & TRACK_BIT_X)
)) {
TileIndex n = tile + TileDiffXY(0, 1);
@ -1919,7 +1917,7 @@ static void TileLoop_Track(TileIndex tile)
}
if (rail == (TRACK_BIT_LOWER | TRACK_BIT_LEFT) || (
!(rail & (TRACK_BIT_X | TRACK_BIT_UPPER | TRACK_BIT_RIGHT)) &&
(rail & TRACK_BIT_3WAY_NE) == 0 &&
(rail & TRACK_BIT_Y)
)) {
TileIndex n = tile + TileDiffXY(-1, 0);
@ -1933,7 +1931,7 @@ static void TileLoop_Track(TileIndex tile)
}
if (rail == (TRACK_BIT_UPPER | TRACK_BIT_RIGHT) || (
!(rail & (TRACK_BIT_X | TRACK_BIT_LOWER | TRACK_BIT_LEFT)) &&
(rail & TRACK_BIT_3WAY_SE) == 0 &&
(rail & TRACK_BIT_Y)
)) {
TileIndex n = tile + TileDiffXY(1, 0);

8
rail_map.h
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@ -94,6 +94,14 @@ typedef enum TrackBits {
TRACK_BIT_LOWER = 1U << TRACK_LOWER,
TRACK_BIT_LEFT = 1U << TRACK_LEFT,
TRACK_BIT_RIGHT = 1U << TRACK_RIGHT,
TRACK_BIT_CROSS = TRACK_BIT_X | TRACK_BIT_Y,
TRACK_BIT_HORZ = TRACK_BIT_UPPER | TRACK_BIT_LOWER,
TRACK_BIT_VERT = TRACK_BIT_LEFT | TRACK_BIT_RIGHT,
TRACK_BIT_3WAY_NE = TRACK_BIT_X | TRACK_BIT_UPPER | TRACK_BIT_RIGHT,
TRACK_BIT_3WAY_SE = TRACK_BIT_Y | TRACK_BIT_LOWER | TRACK_BIT_RIGHT,
TRACK_BIT_3WAY_SW = TRACK_BIT_X | TRACK_BIT_LOWER | TRACK_BIT_LEFT,
TRACK_BIT_3WAY_NW = TRACK_BIT_Y | TRACK_BIT_UPPER | TRACK_BIT_LEFT,
TRACK_BIT_ALL = TRACK_BIT_CROSS | TRACK_BIT_HORZ | TRACK_BIT_VERT,
TRACK_BIT_MASK = 0x3FU
} TrackBits;

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