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Fix enabling map edge mode setting when void edge tiles were not flat

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This commit is contained in:
Jonathan G Rennison
2024-01-13 13:33:01 +00:00
parent 8ae1587987
commit 55683c4350
3 changed files with 36 additions and 10 deletions
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39
src/settings.cpp
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@@ -1681,18 +1681,27 @@ static void UpdateFreeformEdges(int32_t new_value)
MarkWholeScreenDirty();
}
bool CheckMapEdgesAreWater()
bool CheckMapEdgesAreWater(bool allow_non_flat_void)
{
auto check_tile = [&](uint x, uint y) -> bool {
auto check_tile = [&](uint x, uint y, Slope inner_edge) -> bool {
int h = 0;
Slope slope = GetTilePixelSlopeOutsideMap(x, y, &h);
return slope == SLOPE_FLAT && h == 0;
if (slope == SLOPE_FLAT && h == 0) return true;
if (allow_non_flat_void && h == 0 && (slope & inner_edge) == 0 && IsTileType(TileXY(x, y), MP_VOID)) return true;
return false;
};
for (uint x = 0; x <= MapMaxX(); x++) {
if (!check_tile(x, 0) || !check_tile(x, MapMaxY())) return false;
check_tile( 0, 0, SLOPE_S);
check_tile( 0, MapMaxY(), SLOPE_W);
check_tile(MapMaxX(), 0, SLOPE_E);
check_tile(MapMaxX(), MapMaxY(), SLOPE_N);
for (uint x = 1; x < MapMaxX(); x++) {
if (!check_tile(x, 0, SLOPE_SE)) return false;
if (!check_tile(x, MapMaxY(), SLOPE_NW)) return false;
}
for (uint y = 1; y < MapMaxY(); y++) {
if (!check_tile(0, y) || !check_tile(MapMaxX(), y)) return false;
if (!check_tile(0, y, SLOPE_SW)) return false;
if (!check_tile(MapMaxX(), y, SLOPE_NE)) return false;
}
return true;
@@ -1702,7 +1711,7 @@ static bool CheckMapEdgeMode(int32_t &new_value)
{
if (_game_mode == GM_MENU || !_settings_game.construction.freeform_edges || new_value == 0) return true;
if (!CheckMapEdgesAreWater()) {
if (!CheckMapEdgesAreWater(true)) {
ShowErrorMessage(STR_CONFIG_SETTING_EDGES_NOT_WATER, INVALID_STRING_ID, WL_ERROR);
return false;
}
@@ -1710,6 +1719,22 @@ static bool CheckMapEdgeMode(int32_t &new_value)
return true;
}
static void MapEdgeModeChanged(int32_t new_value)
{
MarkAllViewportsDirty(new_value);
if (_game_mode == GM_MENU || !_settings_game.construction.freeform_edges || new_value == 0) return;
for (uint x = 0; x <= MapMaxX(); x++) {
SetTileHeight(TileXY(x, 0), 0);
SetTileHeight(TileXY(x, MapMaxY()), 0);
}
for (uint y = 1; y < MapMaxY(); y++) {
SetTileHeight(TileXY(0, y), 0);
SetTileHeight(TileXY(MapMaxX(), y), 0);
}
}
/**
* Changing the setting "allow multiple NewGRF sets" is not allowed
* if there are vehicles.