From 968a0e907c6567d447aa2905c6c21cf04b432e0f Mon Sep 17 00:00:00 2001 From: rubidium Date: Sat, 2 Aug 2008 22:51:23 +0000 Subject: [PATCH] (svn r13942) -Codechange [YAPP]: Add a penalty for double slips to YAPF. (michi_cc) --- src/settings.cpp | 1 + src/settings_type.h | 1 + src/yapf/yapf_costrail.hpp | 11 +++++++++++ 3 files changed, 13 insertions(+) diff --git a/src/settings.cpp b/src/settings.cpp index 032435faa1..703b5c9d40 100644 --- a/src/settings.cpp +++ b/src/settings.cpp @@ -1727,6 +1727,7 @@ const SettingDesc _patch_settings[] = { SDT_CONDVAR(GameSettings, pf.yapf.rail_look_ahead_signal_p2, SLE_INT, 28, SL_MAX_VERSION, 0, 0, 5, -1000000, 1000000, 0, STR_NULL, NULL), SDT_CONDVAR(GameSettings, pf.yapf.rail_pbs_cross_penalty, SLE_UINT,100, SL_MAX_VERSION, 0, 0, 3 * YAPF_TILE_LENGTH, 0, 1000000, 0, STR_NULL, NULL), SDT_CONDVAR(GameSettings, pf.yapf.rail_pbs_signal_back_penalty, SLE_UINT,100, SL_MAX_VERSION, 0, 0, 15 * YAPF_TILE_LENGTH, 0, 1000000, 0, STR_NULL, NULL), + SDT_CONDVAR(GameSettings, pf.yapf.rail_doubleslip_penalty, SLE_UINT,100, SL_MAX_VERSION, 0, 0, 1 * YAPF_TILE_LENGTH, 0, 1000000, 0, STR_NULL, NULL), SDT_CONDVAR(GameSettings, pf.yapf.rail_longer_platform_penalty, SLE_UINT, 33, SL_MAX_VERSION, 0, 0, 8 * YAPF_TILE_LENGTH, 0, 20000, 0, STR_NULL, NULL), SDT_CONDVAR(GameSettings, pf.yapf.rail_longer_platform_per_tile_penalty, SLE_UINT, 33, SL_MAX_VERSION, 0, 0, 0 * YAPF_TILE_LENGTH, 0, 20000, 0, STR_NULL, NULL), SDT_CONDVAR(GameSettings, pf.yapf.rail_shorter_platform_penalty, SLE_UINT, 33, SL_MAX_VERSION, 0, 0, 40 * YAPF_TILE_LENGTH, 0, 20000, 0, STR_NULL, NULL), diff --git a/src/settings_type.h b/src/settings_type.h index 80e5960d6f..d2d3a183f6 100644 --- a/src/settings_type.h +++ b/src/settings_type.h @@ -220,6 +220,7 @@ struct YAPFSettings { int32 rail_look_ahead_signal_p2; ///< constant in polynomial penalty function uint32 rail_pbs_cross_penalty; ///< penalty for crossing a reserved tile uint32 rail_pbs_signal_back_penalty; ///< penalty for passing a pbs signal from the backside + uint32 rail_doubleslip_penalty; ///< penalty for passing a double slip switch uint32 rail_longer_platform_penalty; ///< penalty for longer station platform than train uint32 rail_longer_platform_per_tile_penalty; ///< penalty for longer station platform than train (per tile) diff --git a/src/yapf/yapf_costrail.hpp b/src/yapf/yapf_costrail.hpp index 7ff99bb60d..f959f1a3e9 100644 --- a/src/yapf/yapf_costrail.hpp +++ b/src/yapf/yapf_costrail.hpp @@ -105,6 +105,16 @@ public: return cost; } + FORCEINLINE int SwitchCost(TileIndex tile1, TileIndex tile2, DiagDirection exitdir) + { + if (IsTileType(tile1, MP_RAILWAY) && IsTileType(tile2, MP_RAILWAY)) { + bool t1 = KillFirstBit(GetTrackBits(tile1) & DiagdirReachesTracks(ReverseDiagDir(exitdir))) != TRACK_BIT_NONE; + bool t2 = KillFirstBit(GetTrackBits(tile2) & DiagdirReachesTracks(exitdir)) != TRACK_BIT_NONE; + if (t1 && t2) return Yapf().PfGetSettings().rail_doubleslip_penalty; + } + return 0; + } + /** Return one tile cost (base cost + level crossing penalty). */ FORCEINLINE int OneTileCost(TileIndex& tile, Trackdir trackdir) { @@ -305,6 +315,7 @@ public: for (;;) { /* Transition cost (cost of the move from previous tile) */ transition_cost = Yapf().CurveCost(prev.td, cur.td); + transition_cost += Yapf().SwitchCost(prev.tile, cur.tile, TrackdirToExitdir(prev.td)); /* First transition cost counts against segment entry cost, other transitions * inside segment will come to segment cost (and will be cached) */