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(svn r13945) -Codechange [YAPP]: Extend CFollowTrackT to not require a Vehicle when following rail. (michi_cc)

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rubidium 2008-08-02 22:52:08 +00:00
parent 53cc7e8a5c
commit 773f19da05
1 changed files with 19 additions and 5 deletions
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24
src/yapf/follow_track.hpp
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@ -24,6 +24,7 @@ struct CFollowTrackT
};
const Vehicle *m_veh; ///< moving vehicle
Owner m_veh_owner; ///< owner of the vehicle
TileIndex m_old_tile; ///< the origin (vehicle moved from) before move
Trackdir m_old_td; ///< the trackdir (the vehicle was on) before move
TileIndex m_new_tile; ///< the new tile (the vehicle has entered)
@ -42,10 +43,23 @@ struct CFollowTrackT
Init(v, railtype_override, pPerf);
}
FORCEINLINE CFollowTrackT(Owner o, RailTypes railtype_override = INVALID_RAILTYPES, CPerformanceTimer *pPerf = NULL)
{
m_veh = NULL;
Init(o, railtype_override, pPerf);
}
FORCEINLINE void Init(const Vehicle *v, RailTypes railtype_override, CPerformanceTimer *pPerf)
{
assert(!IsRailTT() || (v != NULL && v->type == VEH_TRAIN));
m_veh = v;
Init(v != NULL ? v->owner : INVALID_OWNER, railtype_override == INVALID_RAILTYPES ? v->u.rail.compatible_railtypes : railtype_override, pPerf);
}
FORCEINLINE void Init(Owner o, RailTypes railtype_override, CPerformanceTimer *pPerf)
{
assert((!IsRoadTT() || m_veh != NULL) && (!IsRailTT() || railtype_override != INVALID_RAILTYPES));
m_veh_owner = o;
m_pPerf = pPerf;
// don't worry, all is inlined so compiler should remove unnecessary initializations
m_new_tile = INVALID_TILE;
@ -54,7 +68,7 @@ struct CFollowTrackT
m_is_station = m_is_bridge = m_is_tunnel = false;
m_tiles_skipped = 0;
m_err = EC_NONE;
if (IsRailTT()) m_railtypes = railtype_override == INVALID_RAILTYPES ? v->u.rail.compatible_railtypes : railtype_override;
m_railtypes = railtype_override;
}
FORCEINLINE static TransportType TT() {return Ttr_type_;}
@ -88,7 +102,7 @@ struct CFollowTrackT
m_old_tile = old_tile;
m_old_td = old_td;
m_err = EC_NONE;
assert(((TrackStatusToTrackdirBits(GetTileTrackStatus(m_old_tile, TT(), m_veh->u.road.compatible_roadtypes)) & TrackdirToTrackdirBits(m_old_td)) != 0) ||
assert(((TrackStatusToTrackdirBits(GetTileTrackStatus(m_old_tile, TT(), m_veh ? m_veh->u.road.compatible_roadtypes : 0)) & TrackdirToTrackdirBits(m_old_td)) != 0) ||
(GetSingleTramBit(m_old_tile) != INVALID_DIAGDIR)); // Disable the assertion for single tram bits
m_exitdir = TrackdirToExitdir(m_old_td);
if (ForcedReverse()) return true;
@ -172,7 +186,7 @@ protected:
if (IsRailTT() && GetTileType(m_new_tile) == MP_RAILWAY && IsPlainRailTile(m_new_tile)) {
m_new_td_bits = (TrackdirBits)(GetTrackBits(m_new_tile) * 0x101);
} else {
m_new_td_bits = TrackStatusToTrackdirBits(GetTileTrackStatus(m_new_tile, TT(), m_veh->u.road.compatible_roadtypes));
m_new_td_bits = TrackStatusToTrackdirBits(GetTileTrackStatus(m_new_tile, TT(), m_veh != NULL ? m_veh->u.road.compatible_roadtypes : 0));
if (m_new_td_bits == 0) {
/* GetTileTrackStatus() returns 0 for single tram bits.
@ -252,7 +266,7 @@ protected:
return false;
}
// don't try to enter other player's depots
if (GetTileOwner(m_new_tile) != m_veh->owner) {
if (GetTileOwner(m_new_tile) != m_veh_owner) {
m_err = EC_OWNER;
return false;
}
@ -266,7 +280,7 @@ protected:
}
// rail transport is possible only on tiles with the same owner as vehicle
if (IsRailTT() && GetTileOwner(m_new_tile) != m_veh->owner) {
if (IsRailTT() && GetTileOwner(m_new_tile) != m_veh_owner) {
// different owner
m_err = EC_NO_WAY;
return false;