diff options
Diffstat (limited to 'src/mapgen_valleys.cpp')
| -rw-r--r-- | src/mapgen_valleys.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/mapgen_valleys.cpp b/src/mapgen_valleys.cpp index d6fcde5f7..34a316abd 100644 --- a/src/mapgen_valleys.cpp +++ b/src/mapgen_valleys.cpp @@ -931,6 +931,12 @@ void MapgenValleys::generateCaves(s16 max_stone_y) for (s16 y = node_max.Y + 1; y >= node_min.Y - 1; y--, index_3d -= ystride, vm->m_area.add_y(em, index_data, -1)) { + // Don't excavate the overgenerated stone at node_max.Y + 1, + // this creates a 'roof' over the tunnel, preventing light in + // tunnels at mapchunk borders when generating mapchunks upwards. + if (y > node_max.Y) + continue; + float terrain = noise_terrain_height->result[index_2d]; // Saves some time. |