cpp/openttd-patchpack/source Changeset - r10868:31fe904af100

Changeset - r10868:31fe904af100

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Yexo - 15 years ago 2009-01-22 00:23:37
yexo@openttd.org

(svn r15203) -Fix (r15190): CmdTerraformLand didn't check it's parameters good enough.

1 file changed with 3 insertions and 3 deletions:

src/terraform_cmd.cpp

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src/terraform_cmd.cpp

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@@ @@ -240,21 +240,21 @@ CommandCost CmdTerraformLand(TileIndex t @@
 	ts.modheight_count = ts.tile_table_count = 0;
 	/* Compute the costs and the terraforming result in a model of the landscape */
 	if ((p1 & SLOPE_W) != 0) {
+	if ((p1 & SLOPE_W) != 0 && tile + TileDiffXY(1, 0) < MapSize()) {
 		TileIndex t = tile + TileDiffXY(1, 0);
 		CommandCost cost = TerraformTileHeight(&ts, t, TileHeight(t) + direction);
 		if (CmdFailed(cost)) return cost;
 		total_cost.AddCost(cost);
+	}
 	if ((p1 & SLOPE_S) != 0) {
+	if ((p1 & SLOPE_S) != 0 && tile + TileDiffXY(1, 1) < MapSize()) {
 		TileIndex t = tile + TileDiffXY(1, 1);
 		CommandCost cost = TerraformTileHeight(&ts, t, TileHeight(t) + direction);
 		if (CmdFailed(cost)) return cost;
 		total_cost.AddCost(cost);
+	}
 	if ((p1 & SLOPE_E) != 0) {
+	if ((p1 & SLOPE_E) != 0 && tile + TileDiffXY(0, 1) < MapSize()) {
 		TileIndex t = tile + TileDiffXY(0, 1);
 		CommandCost cost = TerraformTileHeight(&ts, t, TileHeight(t) + direction);
 		if (CmdFailed(cost)) return cost;

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