diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mapgen_v7.cpp | 26 |
1 files changed, 18 insertions, 8 deletions
diff --git a/src/mapgen_v7.cpp b/src/mapgen_v7.cpp index d14fdb97a..86f559af3 100644 --- a/src/mapgen_v7.cpp +++ b/src/mapgen_v7.cpp @@ -154,17 +154,27 @@ int MapgenV7::getSpawnLevelAtPoint(v2s16 p) // Base terrain calculation s16 y = baseTerrainLevelAtPoint(p.X, p.Y); - // Ridge/river terrain calculation - float width = 0.2; - float uwatern = NoisePerlin2D(&noise_ridge_uwater->np, p.X, p.Y, seed) * 2; - // if inside a river this is an unsuitable spawn point - if (fabs(uwatern) <= width) - return MAX_MAP_GENERATION_LIMIT; + // If enabled, check if inside a river + if (spflags & MGV7_RIDGES) { + float width = 0.2; + float uwatern = NoisePerlin2D(&noise_ridge_uwater->np, p.X, p.Y, seed) * 2; + if (fabs(uwatern) <= width) + return MAX_MAP_GENERATION_LIMIT; // Unsuitable spawn point + } + + // If mountains are disabled, terrain level is base terrain level + // Avoids spawn on non-existant mountain terrain + if (!(spflags & MGV7_MOUNTAINS)) { + if (y <= water_level || y > water_level + 16) + return MAX_MAP_GENERATION_LIMIT; // Unsuitable spawn point + else + return y; + } // Mountain terrain calculation int iters = 128; while (iters--) { - if (!getMountainTerrainAtPoint(p.X, y + 1, p.Y)) { // Air, y is ground level + if (!getMountainTerrainAtPoint(p.X, y + 1, p.Y)) { // If air above if (y <= water_level || y > water_level + 16) return MAX_MAP_GENERATION_LIMIT; // Unsuitable spawn point else @@ -173,7 +183,7 @@ int MapgenV7::getSpawnLevelAtPoint(v2s16 p) y++; } - // Unsuitable spawn point, no ground surface found + // Unsuitable spawn point, no mountain surface found return MAX_MAP_GENERATION_LIMIT; } |