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-rw-r--r--viewport.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/viewport.c b/viewport.c
index c87e8e01f..7d88bb33a 100644
--- a/viewport.c
+++ b/viewport.c
@@ -634,7 +634,7 @@ static void DrawTileSelection(const TileInfo *ti)
#endif
// Draw a red error square?
- if (_thd.redsq != INVALID_TILE && _thd.redsq == ti->tile) {
+ if (_thd.redsq != 0 && _thd.redsq == ti->tile) {
DrawSelectionSprite(PALETTE_TILE_RED_PULSATING | (SPR_SELECT_TILE + _tileh_to_sprite[ti->tileh]), ti);
return;
}
@@ -1812,8 +1812,8 @@ void SetRedErrorSquare(TileIndex tile)
_thd.redsq = tile;
if (tile != old) {
- if (tile != INVALID_TILE) MarkTileDirtyByTile(tile);
- if (old != INVALID_TILE) MarkTileDirtyByTile(old);
+ if (tile != 0) MarkTileDirtyByTile(tile);
+ if (old != 0) MarkTileDirtyByTile(old);
}
}