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(svn r7599) -Fix: (r7585, r7590) assert on load game that has some station with bigger spread-out than _patches.station_spread value (Celestar)

release/0.6
KUDr 2006-12-28 17:45:31 +00:00
parent 691487b2fe
commit 78c503c020
1 changed files with 24 additions and 17 deletions
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41
station_cmd.c
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@ -34,10 +34,17 @@
#include "yapf/yapf.h"
#include "date.h"
typedef enum StationRectModes
{
RECT_MODE_TEST = 0,
RECT_MODE_TRY,
RECT_MODE_FORCE
} StationRectMode;
static void StationRect_Init(Station *st);
static bool StationRect_IsEmpty(Station *st);
static bool StationRect_BeforeAddTile(Station *st, TileIndex tile, bool exec);
static bool StationRect_BeforeAddRect(Station *st, TileIndex tile, int w, int h, bool exec);
static bool StationRect_BeforeAddTile(Station *st, TileIndex tile, StationRectMode mode);
static bool StationRect_BeforeAddRect(Station *st, TileIndex tile, int w, int h, StationRectMode mode);
static bool StationRect_AfterRemoveTile(Station *st, TileIndex tile);
static bool StationRect_AfterRemoveRect(Station *st, TileIndex tile, int w, int h);
@ -1026,7 +1033,7 @@ int32 CmdBuildRailroadStation(TileIndex tile_org, uint32 flags, uint32 p1, uint3
}
//XXX can't we pack this in the "else" part of the if above?
if (!StationRect_BeforeAddRect(st, tile_org, w_org, h_org, false)) return CMD_ERROR;
if (!StationRect_BeforeAddRect(st, tile_org, w_org, h_org, RECT_MODE_TEST)) return CMD_ERROR;
} else {
// Create a new station
st = AllocateStation();
@ -1085,7 +1092,7 @@ int32 CmdBuildRailroadStation(TileIndex tile_org, uint32 flags, uint32 p1, uint3
st->build_date = _date;
StationRect_BeforeAddRect(st, tile_org, w_org, h_org, true);
StationRect_BeforeAddRect(st, tile_org, w_org, h_org, RECT_MODE_TRY);
tile_delta = (axis == AXIS_X ? TileDiffXY(1, 0) : TileDiffXY(0, 1));
track = AxisToTrack(axis);
@ -1453,7 +1460,7 @@ int32 CmdBuildRoadStop(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
return_cmd_error(STR_3009_TOO_CLOSE_TO_ANOTHER_STATION);
}
if (!StationRect_BeforeAddTile(st, tile, false)) return CMD_ERROR;
if (!StationRect_BeforeAddTile(st, tile, RECT_MODE_TEST)) return CMD_ERROR;
FindRoadStopSpot(type, st, &currstop, &prev);
} else {
@ -1491,7 +1498,7 @@ int32 CmdBuildRoadStop(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
st->build_date = _date;
StationRect_BeforeAddTile(st, tile, true);
StationRect_BeforeAddTile(st, tile, RECT_MODE_TRY);
MakeRoadStop(tile, st->owner, st->index, type, p1);
@ -1702,7 +1709,7 @@ int32 CmdBuildAirport(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
if (st->owner != OWNER_NONE && st->owner != _current_player)
return_cmd_error(STR_3009_TOO_CLOSE_TO_ANOTHER_STATION);
if (!StationRect_BeforeAddRect(st, tile, w, h, false)) return CMD_ERROR;
if (!StationRect_BeforeAddRect(st, tile, w, h, RECT_MODE_TEST)) return CMD_ERROR;
if (st->airport_tile != 0)
return_cmd_error(STR_300D_TOO_CLOSE_TO_ANOTHER_AIRPORT);
@ -1739,7 +1746,7 @@ int32 CmdBuildAirport(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
st->build_date = _date;
StationRect_BeforeAddRect(st, tile, w, h, true);
StationRect_BeforeAddRect(st, tile, w, h, RECT_MODE_TRY);
/* if airport was demolished while planes were en-route to it, the
* positions can no longer be the same (v->u.air.pos), since different
@ -1974,7 +1981,7 @@ int32 CmdBuildDock(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
if (st->owner != OWNER_NONE && st->owner != _current_player)
return_cmd_error(STR_3009_TOO_CLOSE_TO_ANOTHER_STATION);
if (!StationRect_BeforeAddRect(st, tile, _dock_w_chk[direction], _dock_h_chk[direction], false)) return CMD_ERROR;
if (!StationRect_BeforeAddRect(st, tile, _dock_w_chk[direction], _dock_h_chk[direction], RECT_MODE_TEST)) return CMD_ERROR;
if (st->dock_tile != 0) return_cmd_error(STR_304C_TOO_CLOSE_TO_ANOTHER_DOCK);
} else {
@ -2003,7 +2010,7 @@ int32 CmdBuildDock(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
st->build_date = _date;
StationRect_BeforeAddRect(st, tile, _dock_w_chk[direction], _dock_h_chk[direction], true);
StationRect_BeforeAddRect(st, tile, _dock_w_chk[direction], _dock_h_chk[direction], RECT_MODE_TRY);
MakeDock(tile, st->owner, st->index, direction);
@ -2915,7 +2922,7 @@ void AfterLoadStations(void)
for (tile = 0; tile < MapSize(); tile++) {
if (GetTileType(tile) != MP_STATION) continue;
st = GetStationByTile(tile);
StationRect_BeforeAddTile(st, tile, true);
StationRect_BeforeAddTile(st, tile, RECT_MODE_FORCE);
}
}
@ -3165,7 +3172,7 @@ static bool StationRect_IsEmpty(Station *st)
return (st->rect.left == 0 || st->rect.left > st->rect.right || st->rect.top > st->rect.bottom);
}
static bool StationRect_BeforeAddTile(Station *st, TileIndex tile, bool exec)
static bool StationRect_BeforeAddTile(Station *st, TileIndex tile, StationRectMode mode)
{
Rect *r = &st->rect;
int x = TileX(tile);
@ -3181,13 +3188,13 @@ static bool StationRect_BeforeAddTile(Station *st, TileIndex tile, bool exec)
// check new rect dimensions against preset max
int w = new_rect.right - new_rect.left + 1;
int h = new_rect.bottom - new_rect.top + 1;
if (w > _patches.station_spread || h > _patches.station_spread) {
assert(!exec);
if (mode != RECT_MODE_FORCE && (w > _patches.station_spread || h > _patches.station_spread)) {
assert(mode != RECT_MODE_TRY);
_error_message = STR_306C_STATION_TOO_SPREAD_OUT;
return false;
}
// spread-out ok, return true
if (exec) {
if (mode != RECT_MODE_TEST) {
// we should update the station rect
*r = new_rect;
}
@ -3197,9 +3204,9 @@ static bool StationRect_BeforeAddTile(Station *st, TileIndex tile, bool exec)
return true;
}
static bool StationRect_BeforeAddRect(Station *st, TileIndex tile, int w, int h, bool exec)
static bool StationRect_BeforeAddRect(Station *st, TileIndex tile, int w, int h, StationRectMode mode)
{
return StationRect_BeforeAddTile(st, tile, exec) && StationRect_BeforeAddTile(st, TILE_ADDXY(tile, w - 1, h - 1), exec);
return StationRect_BeforeAddTile(st, tile, mode) && StationRect_BeforeAddTile(st, TILE_ADDXY(tile, w - 1, h - 1), mode);
}
static inline bool ScanRectForStationTiles(StationID st_id, int left, int top, int right, int bottom)