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| author | Paramat <paramat@users.noreply.github.com> | 2018-06-04 00:39:10 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2018-06-04 00:39:10 +0100 |
| commit | 86b19f284990304f5c8322040f277138333a3697 (patch) | |
| tree | 47d8b3b3a7a9f2a6f164b39c57f88208a2da5276 /src/mapgen | |
| parent | 5316b8fe4a5858f0307a58c0ab5630286fd573be (diff) | |
| download | minetest-86b19f284990304f5c8322040f277138333a3697.tar.gz minetest-86b19f284990304f5c8322040f277138333a3697.tar.bz2 minetest-86b19f284990304f5c8322040f277138333a3697.zip | |
Biome dust placement: Improve comments, re-order some lines
Diffstat (limited to 'src/mapgen')
| -rw-r--r-- | src/mapgen/mapgen.cpp | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/src/mapgen/mapgen.cpp b/src/mapgen/mapgen.cpp index 6163d17af..dcdaf82c2 100644 --- a/src/mapgen/mapgen.cpp +++ b/src/mapgen/mapgen.cpp @@ -791,6 +791,10 @@ void MapgenBasic::dustTopNodes() if (biome->c_dust == CONTENT_IGNORE) continue; + // Check if mapchunk above has generated, if so, drop dust from 16 nodes + // above current mapchunk top, above decorations that will extend above + // the current mapchunk. If the mapchunk above has not generated, it + // will provide this required dust when it does. u32 vi = vm->m_area.index(x, full_node_max.Y, z); content_t c_full_max = vm->m_data[vi].getContent(); s16 y_start; @@ -819,14 +823,15 @@ void MapgenBasic::dustTopNodes() content_t c = vm->m_data[vi].getContent(); NodeDrawType dtype = ndef->get(c).drawtype; - // Only place on walkable cubic non-liquid nodes - // Dust check needed due to vertical overgeneration + // Only place on cubic, walkable, non-dust nodes. + // Dust check needed due to avoid double layer of dust caused by + // dropping dust from 16 nodes above mapchunk top. if ((dtype == NDT_NORMAL || + dtype == NDT_ALLFACES || dtype == NDT_ALLFACES_OPTIONAL || - dtype == NDT_GLASSLIKE_FRAMED_OPTIONAL || dtype == NDT_GLASSLIKE || dtype == NDT_GLASSLIKE_FRAMED || - dtype == NDT_ALLFACES) && + dtype == NDT_GLASSLIKE_FRAMED_OPTIONAL) && ndef->get(c).walkable && c != biome->c_dust) { VoxelArea::add_y(em, vi, 1); vm->m_data[vi] = MapNode(biome->c_dust); |