(svn r2538) - Fix: Use IsCompatibleRailType() function instead of checking this yourself.

This commit is contained in:
hackykid 2005-07-09 11:39:35 +00:00
parent d7c0bf20d2
commit 3091f97c41

15
npf.c
View File

@ -24,9 +24,10 @@ static const uint _trackdir_length[TRACKDIR_END] = {
/**
* Check if a rail track is the end of the line. Will also consider 1-way signals to be the end of a line.
* @param tile The tile on which the current track is.
* @param trackdir The (track)direction in which you want to look
* @param trackdir The (track)direction in which you want to look.
* @param enginetype The type of the engine for which we are checking this.
*/
bool IsEndOfLine(TileIndex tile, Trackdir trackdir)
bool IsEndOfLine(TileIndex tile, Trackdir trackdir, RailType enginetype)
{
byte exitdir = TrackdirToExitdir(trackdir);
TileIndex dst_tile;
@ -50,11 +51,9 @@ bool IsEndOfLine(TileIndex tile, Trackdir trackdir)
return true;
{
byte src_type = GetTileRailType(tile, trackdir);
byte dst_type = GetTileRailType(dst_tile, exitdir);
if (src_type != dst_type) {
if (!IsCompatibleRail(enginetype, dst_type))
return true;
}
if (GetTileOwner(tile) != GetTileOwner(dst_tile))
return true;
@ -137,7 +136,7 @@ void NPFReservePBSPath(AyStar *as)
if (ftd->best_trackdir == 0xFF)
return;
if (!NPFGetFlag(&ftd->node, NPF_FLAG_PBS_EXIT) && IsEndOfLine(ftd->node.tile, ftd->node.direction) && !NPFGetFlag(&ftd->node, NPF_FLAG_SEEN_SIGNAL)) {
if (!NPFGetFlag(&ftd->node, NPF_FLAG_PBS_EXIT) && IsEndOfLine(ftd->node.tile, ftd->node.direction, as->user_data[NPF_RAILTYPE]) && !NPFGetFlag(&ftd->node, NPF_FLAG_SEEN_SIGNAL)) {
/* The path ends in an end of line, we'll need to reserve a path.
* We treat and end of line as a red exit signal */
eol_end = true;
@ -231,7 +230,7 @@ static int32 NPFCalcStationOrTileHeuristic(AyStar* as, AyStarNode* current, Open
of the 'closest' tile */
if ((as->user_data[NPF_PBS_MODE] != PBS_MODE_NONE)
&& (!NPFGetFlag(current , NPF_FLAG_SEEN_SIGNAL))
&& (!IsEndOfLine(current->tile, current->direction)))
&& (!IsEndOfLine(current->tile, current->direction, as->user_data[NPF_RAILTYPE])))
return dist;
if ((dist < ftd->best_bird_dist) ||
@ -565,7 +564,7 @@ static int32 NPFFindStationOrTile(AyStar* as, OpenListNode *current)
) {
NPFSetFlag(&current->path.node, NPF_FLAG_PBS_TARGET_SEEN, true);
/* for pbs runs, only accept we've found the target if we've also found a way out of the block */
if ((as->user_data[NPF_PBS_MODE] != PBS_MODE_NONE) && !NPFGetFlag(node, NPF_FLAG_SEEN_SIGNAL) && !IsEndOfLine(node->tile, node->direction))
if ((as->user_data[NPF_PBS_MODE] != PBS_MODE_NONE) && !NPFGetFlag(node, NPF_FLAG_SEEN_SIGNAL) && !IsEndOfLine(node->tile, node->direction, as->user_data[NPF_RAILTYPE]))
return AYSTAR_DONE;
return AYSTAR_FOUND_END_NODE;
} else {