diff options
Diffstat (limited to 'src/mapgen/cavegen.cpp')
| -rw-r--r-- | src/mapgen/cavegen.cpp | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/src/mapgen/cavegen.cpp b/src/mapgen/cavegen.cpp index 363219f6d..e54d76e08 100644 --- a/src/mapgen/cavegen.cpp +++ b/src/mapgen/cavegen.cpp @@ -507,7 +507,16 @@ void CavesRandomWalk::carveRoute(v3f vec, float f, bool randomize_xz) MapNode liquidnode = CONTENT_IGNORE; if (bmgn) { - Biome *biome = (Biome *)bmgn->getBiomeAtPoint(cpabs); + Biome *biome = nullptr; + if (cpabs.X < node_min.X || cpabs.X > node_max.X || + cpabs.Z < node_min.Z || cpabs.Z > node_max.Z) + // Point is outside heat and humidity noise maps so use point noise + // calculations. + biome = (Biome *)bmgn->calcBiomeAtPoint(cpabs); + else + // Point is inside heat and humidity noise maps so use them + biome = (Biome *)bmgn->getBiomeAtPoint(cpabs); + if (biome->c_cave_liquid != CONTENT_IGNORE) liquidnode = biome->c_cave_liquid; } |