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Remove global variable for terraforming errors

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Add sanity checks on error tile in CcTerraform
This commit is contained in:
Jonathan G Rennison
2022-10-13 20:49:21 +01:00
parent 02cb1dc2c4
commit 4c61d4ce8b
2 changed files with 17 additions and 17 deletions
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28
src/terraform_cmd.cpp
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@@ -36,8 +36,6 @@ struct TerraformerState {
TileIndexToHeightMap tile_to_new_height; ///< The tiles for which the height has changed.
};
TileIndex _terraform_err_tile; ///< first tile we couldn't terraform
/**
* Gets the TileHeight (height of north corner) of a tile as of current terraforming progress.
*
@@ -123,8 +121,9 @@ static CommandCost TerraformTileHeight(TerraformerState *ts, TileIndex tile, int
*/
if (x == 1) x = 0;
if (y == 1) y = 0;
_terraform_err_tile = TileXY(x, y);
return_cmd_error(STR_ERROR_TOO_CLOSE_TO_EDGE_OF_MAP);
CommandCost err(STR_ERROR_TOO_CLOSE_TO_EDGE_OF_MAP);
err.SetTile(TileXY(x, y));
return err;
}
/* Mark incident tiles that are involved in the terraforming. */
@@ -187,8 +186,6 @@ static CommandCost TerraformTileHeight(TerraformerState *ts, TileIndex tile, int
*/
CommandCost CmdTerraformLand(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
_terraform_err_tile = INVALID_TILE;
CommandCost total_cost(EXPENSES_CONSTRUCTION);
int direction = (p2 != 0 ? 1 : -1);
TerraformerState ts;
@@ -258,20 +255,23 @@ CommandCost CmdTerraformLand(TileIndex tile, DoCommandFlag flags, uint32 p1, uin
/* Check if bridge would take damage. */
if (direction == 1 && bridge_height <= z_max) {
_terraform_err_tile = t; // highlight the tile under the bridge
return_cmd_error(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
CommandCost err(STR_ERROR_MUST_DEMOLISH_BRIDGE_FIRST);
err.SetTile(t); // highlight the tile under the bridge
return err;
}
/* Is the bridge above not too high afterwards? */
if (direction == -1 && bridge_height > (z_min + _settings_game.construction.max_bridge_height)) {
_terraform_err_tile = t;
return_cmd_error(STR_ERROR_BRIDGE_TOO_HIGH_AFTER_LOWER_LAND);
CommandCost err(STR_ERROR_BRIDGE_TOO_HIGH_AFTER_LOWER_LAND);
err.SetTile(t);
return err;
}
}
/* Check if tunnel would take damage */
if (direction == -1 && IsTunnelInWay(t, z_min, ITIWF_IGNORE_CHUNNEL)) {
_terraform_err_tile = t; // highlight the tile above the tunnel
return_cmd_error(STR_ERROR_EXCAVATION_WOULD_DAMAGE);
CommandCost err(STR_ERROR_EXCAVATION_WOULD_DAMAGE);
err.SetTile(t); // highlight the tile above the tunnel
return err;
}
}
@@ -295,7 +295,7 @@ CommandCost CmdTerraformLand(TileIndex tile, DoCommandFlag flags, uint32 p1, uin
}
old_generating_world.Restore();
if (cost.Failed()) {
_terraform_err_tile = t;
cost.SetTile(t);
return cost;
}
if (pass == 1) total_cost.AddCost(cost);
@@ -346,8 +346,6 @@ CommandCost CmdLevelLand(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32
{
if (p1 >= MapSize()) return CMD_ERROR;
_terraform_err_tile = INVALID_TILE;
/* remember level height */
uint oldh = TileHeight(p1);