summaryrefslogtreecommitdiff
path: root/src/pathfinder/npf/npf.cpp
diff options
context:
space:
mode:
authorJ0anJosep <juanjo.ng.83@gmail.com>2018-04-29 12:23:01 +0200
committerfrosch <github@elsenhans.name>2018-06-27 23:14:30 +0200
commit31ac11bddb71945bba57d0cefac620f455963455 (patch)
tree6cd92f96ed2dd0ab601c961723aade3a6f18c4a5 /src/pathfinder/npf/npf.cpp
parent85ebe20a761127bebe873389d81f31502685a98a (diff)
downloadopenttd-31ac11bddb71945bba57d0cefac620f455963455.tar.xz
Codechange: Increase readability of track functions and pathfinders.
Diffstat (limited to 'src/pathfinder/npf/npf.cpp')
-rw-r--r--src/pathfinder/npf/npf.cpp6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/pathfinder/npf/npf.cpp b/src/pathfinder/npf/npf.cpp
index f989ff2c3..3218d8314 100644
--- a/src/pathfinder/npf/npf.cpp
+++ b/src/pathfinder/npf/npf.cpp
@@ -807,7 +807,7 @@ static TrackdirBits GetDriveableTrackdirBits(TileIndex dst_tile, Trackdir src_tr
{
TrackdirBits trackdirbits = TrackStatusToTrackdirBits(GetTileTrackStatus(dst_tile, type, subtype));
- if (trackdirbits == 0 && type == TRANSPORT_ROAD && HasBit(subtype, ROADTYPE_TRAM)) {
+ if (trackdirbits == TRACKDIR_BIT_NONE && type == TRANSPORT_ROAD && HasBit(subtype, ROADTYPE_TRAM)) {
/* GetTileTrackStatus() returns 0 for single tram bits.
* As we cannot change it there (easily) without breaking something, change it here */
switch (GetSingleTramBit(dst_tile)) {
@@ -900,7 +900,7 @@ static void NPFFollowTrack(AyStar *aystar, OpenListNode *current)
trackdirbits = GetDriveableTrackdirBits(dst_tile, src_trackdir, type, subtype);
- if (trackdirbits == 0) {
+ if (trackdirbits == TRACKDIR_BIT_NONE) {
/* We cannot enter the next tile. Road vehicles can reverse, others reach dead end */
if (type != TRANSPORT_ROAD || HasBit(subtype, ROADTYPE_TRAM)) return;
@@ -924,7 +924,7 @@ static void NPFFollowTrack(AyStar *aystar, OpenListNode *current)
/* Enumerate possible track */
uint i = 0;
- while (trackdirbits != 0) {
+ while (trackdirbits != TRACKDIR_BIT_NONE) {
Trackdir dst_trackdir = RemoveFirstTrackdir(&trackdirbits);
DEBUG(npf, 5, "Expanded into trackdir: %d, remaining trackdirs: 0x%X", dst_trackdir, trackdirbits);