mirror/OpenTTD
1
0
Fork 1
mirror of https://github.com/OpenTTD/OpenTTD.git synced 2025-08-24 15:09:10 +00:00
Code Issues Activity

(svn r11800) -Codechange: move some functions to a more logical location + some type safety.

Browse Source
This commit is contained in:
rubidium
2008-01-09 21:05:03 +00:00
parent 82fe2885ab
commit 998d7644f6
30 changed files with 220 additions and 151 deletions
Download Patch File Download Diff File Expand all files Collapse all files

42
src/rail.cpp
View File

@@ -9,6 +9,8 @@
#include "station_map.h"
#include "tunnel_map.h"
#include "tunnelbridge_map.h"
#include "settings_type.h"
#include "date_func.h"
/* XXX: Below 3 tables store duplicate data. Maybe remove some? */
@@ -140,3 +142,43 @@ RailType GetTileRailType(TileIndex tile)
}
return INVALID_RAILTYPE;
}
bool HasRailtypeAvail(const PlayerID p, const RailType railtype)
{
return HasBit(GetPlayer(p)->avail_railtypes, railtype);
}
bool ValParamRailtype(const RailType rail)
{
return HasRailtypeAvail(_current_player, rail);
}
RailType GetBestRailtype(const PlayerID p)
{
if (HasRailtypeAvail(p, RAILTYPE_MAGLEV)) return RAILTYPE_MAGLEV;
if (HasRailtypeAvail(p, RAILTYPE_MONO)) return RAILTYPE_MONO;
if (HasRailtypeAvail(p, RAILTYPE_ELECTRIC)) return RAILTYPE_ELECTRIC;
return RAILTYPE_RAIL;
}
RailTypes GetPlayerRailtypes(PlayerID p)
{
RailTypes rt = RAILTYPES_NONE;
for (EngineID i = 0; i != TOTAL_NUM_ENGINES; i++) {
const Engine* e = GetEngine(i);
const EngineInfo *ei = EngInfo(i);
if (e->type == VEH_TRAIN && HasBit(ei->climates, _opt.landscape) &&
(HasBit(e->player_avail, p) || _date >= e->intro_date + 365)) {
const RailVehicleInfo *rvi = RailVehInfo(i);
if (rvi->railveh_type != RAILVEH_WAGON) {
assert(rvi->railtype < RAILTYPE_END);
SetBit(rt, rvi->railtype);
}
}
}
return rt;
}