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(svn r3490) -Fix: A bunch (10) of off-by-one errors when checking if a TileIndex points to a tile on the map

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tron
2006-01-30 17:18:45 +00:00
parent c8dd64bdbc
commit 5e1e902600
6 changed files with 10 additions and 10 deletions
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4
clear_cmd.c
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@@ -233,7 +233,7 @@ int32 CmdTerraformLand(int x, int y, uint32 flags, uint32 p1, uint32 p2)
tile = TileVirtXY(x, y);
/* Make an extra check for map-bounds cause we add tiles to the originating tile */
if (tile + TileDiffXY(1, 1) > MapSize()) return CMD_ERROR;
if (tile + TileDiffXY(1, 1) >= MapSize()) return CMD_ERROR;
if (p1 & 1) {
if (!TerraformTileHeight(&ts, tile + TileDiffXY(1, 0),
@@ -332,7 +332,7 @@ int32 CmdLevelLand(int ex, int ey, uint32 flags, uint32 p1, uint32 p2)
TileIndex tile;
int32 ret, cost, money;
if (p1 > MapSize()) return CMD_ERROR;
if (p1 >= MapSize()) return CMD_ERROR;
SET_EXPENSES_TYPE(EXPENSES_CONSTRUCTION);