cpp/openttd-patchpack/source Changeset - r23729:25d4f6828003

Changeset - r23729:25d4f6828003

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Niels Martin Hansen - 5 years ago 2019-03-23 10:17:27
nielsm@indvikleren.dk

Fix #7371: Avoid dependency on foundations of town tile during saveload

1 file changed with 3 insertions and 1 deletions:

src/viewport.cpp

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src/viewport.cpp

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@@ @@ -2183,7 +2183,9 @@ ViewportSignKdtreeItem ViewportSignKdtre @@
 	item.id.town = id;
 	const Town *town = Town::Get(id);
 	Point pt = RemapCoords2(TileX(town->xy) * TILE_SIZE, TileY(town->xy) * TILE_SIZE);
 	/* Avoid using RemapCoords2, it has dependency on the foundations status of the tile, and that can be unavailable during saveload, leading to crashes.
 	 * Instead "fake" foundations by taking the highest Z coordinate of any corner of the tile. */
 	Point pt = RemapCoords(TileX(town->xy) * TILE_SIZE, TileY(town->xy) * TILE_SIZE, GetTileMaxZ(town->xy) * TILE_HEIGHT);
 	pt.y -= 24 * ZOOM_LVL_BASE;

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