Files
@ r13010:e0ec6622421d
Branch filter:
Location: cpp/openttd-patchpack/source/src/roadstop_base.h - annotation
r13010:e0ec6622421d
3.9 KiB
text/x-c
(svn r17514) -Codechange: Nestify Add-NewGRF dialog.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 | r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12768:980ae0491352 r12768:980ae0491352 r12768:980ae0491352 r12768:980ae0491352 r12768:980ae0491352 r12768:980ae0491352 r12768:980ae0491352 r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12237:db085a58789e r12237:db085a58789e r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d r12215:7e5ec1b6625d | /* $Id$ */
/*
* This file is part of OpenTTD.
* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file roadstop_base.h Base class for roadstops. */
#ifndef ROADSTOP_BASE_H
#define ROADSTOP_BASE_H
#include "station_type.h"
#include "core/pool_type.hpp"
#include "core/bitmath_func.hpp"
typedef Pool<RoadStop, RoadStopID, 32, 64000> RoadStopPool;
extern RoadStopPool _roadstop_pool;
/** A Stop for a Road Vehicle */
struct RoadStop : RoadStopPool::PoolItem<&_roadstop_pool> {
enum RoadStopStatusFlags {
RSSFB_BAY0_FREE = 0, ///< Non-zero when bay 0 is free
RSSFB_BAY1_FREE = 1, ///< Non-zero when bay 1 is free
RSSFB_BAY_COUNT = 2, ///< Max. number of bays
RSSFB_ENTRY_BUSY = 7, ///< Non-zero when roadstop entry is busy
};
static const uint LIMIT = 16; ///< The maximum amount of roadstops that are allowed at a single station
static const uint MAX_VEHICLES = 64; ///< The maximum number of vehicles that can allocate a slot to this roadstop
TileIndex xy; ///< Position on the map
byte status; ///< Current status of the Stop, @see RoadStopSatusFlag. Access using *Bay and *Busy functions.
byte num_vehicles; ///< Number of vehicles currently slotted to this stop
struct RoadStop *next; ///< Next stop of the given type at this station
/** Initializes a RoadStop */
FORCEINLINE RoadStop(TileIndex tile = INVALID_TILE) :
xy(tile),
status((1 << RSSFB_BAY_COUNT) - 1)
{ }
~RoadStop();
/**
* Checks whether there is a free bay in this road stop
* @return is at least one bay free?
*/
FORCEINLINE bool HasFreeBay() const
{
return GB(this->status, 0, RSSFB_BAY_COUNT) != 0;
}
/**
* Checks whether the given bay is free in this road stop
* @param nr bay to check
* @return is given bay free?
*/
FORCEINLINE bool IsFreeBay(uint nr) const
{
assert(nr < RSSFB_BAY_COUNT);
return HasBit(this->status, nr);
}
/**
* Allocates a bay
* @return the allocated bay number
* @pre this->HasFreeBay()
*/
FORCEINLINE uint AllocateBay()
{
assert(this->HasFreeBay());
/* Find the first free bay. If the bit is set, the bay is free. */
uint bay_nr = 0;
while (!HasBit(this->status, bay_nr)) bay_nr++;
ClrBit(this->status, bay_nr);
return bay_nr;
}
/**
* Allocates a bay in a drive-through road stop
* @param nr the number of the bay to allocate
*/
FORCEINLINE void AllocateDriveThroughBay(uint nr)
{
assert(nr < RSSFB_BAY_COUNT);
ClrBit(this->status, nr);
}
/**
* Frees the given bay
* @param nr the number of the bay to free
*/
FORCEINLINE void FreeBay(uint nr)
{
assert(nr < RSSFB_BAY_COUNT);
SetBit(this->status, nr);
}
/**
* Checks whether the entrance of the road stop is occupied by a vehicle
* @return is entrance busy?
*/
FORCEINLINE bool IsEntranceBusy() const
{
return HasBit(this->status, RSSFB_ENTRY_BUSY);
}
/**
* Makes an entrance occupied or free
* @param busy if true, marks busy; free otherwise
*/
FORCEINLINE void SetEntranceBusy(bool busy)
{
SB(this->status, RSSFB_ENTRY_BUSY, 1, busy);
}
RoadStop *GetNextRoadStop(const struct RoadVehicle *v) const;
static RoadStop *GetByTile(TileIndex tile, RoadStopType type);
};
#define FOR_ALL_ROADSTOPS_FROM(var, start) FOR_ALL_ITEMS_FROM(RoadStop, roadstop_index, var, start)
#define FOR_ALL_ROADSTOPS(var) FOR_ALL_ROADSTOPS_FROM(var, 0)
#endif /* ROADSTOP_BASE_H */
|