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Mapgen caves: Re-order generation to fix cavern bug

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Previously, caverns confused tunnel generation causing biome top and filler
nodes to appear in caverns.
Split 'generateCaves()' into 2 functions to separate tunnel and large
randomwalk cave generation.
In each mapgen re-order cave generation to generate tunnels before caverns.
This commit is contained in:
Paramat 2018-04-29 07:20:46 +01:00 • committed by GitHub
parent bb3baef30f
commit 54606e103d
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8 changed files with 73 additions and 39 deletions
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8
src/mapgen/mapgen_flat.cpp
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@ -198,8 +198,12 @@ void MapgenFlat::makeChunk(BlockMakeData *data)
biomegen->calcBiomeNoise(node_min);
generateBiomes();
if (flags & MG_CAVES)
generateCaves(stone_surface_max_y, large_cave_depth);
if (flags & MG_CAVES) {
// Generate tunnels
generateCavesNoiseIntersection(stone_surface_max_y);
// Generate large randomwalk caves
generateCavesRandomWalk(stone_surface_max_y, large_cave_depth);
}
if ((flags & MG_DUNGEONS) && full_node_min.Y >= dungeon_ymin &&
full_node_max.Y <= dungeon_ymax)