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Jewelgen: Make v6-compatible

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This commit is contained in:
Wuzzy 2019-09-22 14:53:29 +02:00
parent 3aec00cfb4
commit df0af126d0
1 changed files with 24 additions and 11 deletions
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35
mods/jewels/mapgen.lua
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@ -13,7 +13,15 @@ local y_min = 0
-- Helper variables
local gigatree_decoration_id = minetest.get_decoration_id("default:gigatree")
local biome_y = minetest.registered_biomes["Deep Forest"].y_min
local biome_y
local biome_exists
if minetest.registered_biomes["Deep Forest"] then
biome_y = minetest.registered_biomes["Deep Forest"].y_min
biome_exists = true
else
biome_y = tonumber(minetest.get_mapgen_setting("water_level")) or 1
biome_exists = false
end
local lvm_buffer = {}
@ -21,7 +29,7 @@ local c_birch = minetest.get_content_id("default:tree_birch")
local c_jewel_ore = minetest.get_content_id("jewels:jewel_ore")
-- Generation algorithm:
if gigatree_decoration_id then
do
-- Helper function to find a random minimum/maxium range of length clust_size.
-- Returned numbers are offsets.
@ -38,10 +46,14 @@ if gigatree_decoration_id then
end
local ores_in_mapblock = {}
local pr = PseudoRandom(blockseed)
local mgobj = minetest.get_mapgen_object("gennotify")
local deco = mgobj["decoration#"..gigatree_decoration_id]
-- If a giga tree was found anywhere in generated area, activate generation
if deco and #deco > 0 then
local deco_ok = true
if gigatree_decoration_id then
-- Was a giga tree was found anywhere in generated area?
local mgobj = minetest.get_mapgen_object("gennotify")
local deco = mgobj["decoration#"..gigatree_decoration_id]
deco_ok = deco and #deco > 0
end
if deco_ok then
-- This code tries to imitate scatter ores in Minetest
local vm, emin, emax = minetest.get_mapgen_object("voxelmanip")
local area = VoxelArea:new({MinEdge=emin, MaxEdge=emax})
@ -53,9 +65,12 @@ if gigatree_decoration_id then
for x=minp.x, maxp.x do
local p_pos = area:index(x,y,z)
if data[p_pos] == c_birch then
local bdata = minetest.get_biome_data({x=x,y=math.max(y, biome_y),z=z})
local bname = minetest.get_biome_name(bdata.biome)
if bname == "Deep Forest" and pr:next(1, clust_scarcity) == 1 then
local bdata, bname
if biome_exists then
bdata = minetest.get_biome_data({x=x,y=math.max(y, biome_y),z=z})
bname = minetest.get_biome_name(bdata.biome)
end
if ((not biome_exists) or (bname == "Deep Forest")) and pr:next(1, clust_scarcity) == 1 then
data[p_pos] = c_jewel_ore
table.insert(ores_in_mapblock, {x=x,y=y,z=z})
end
@ -95,6 +110,4 @@ if gigatree_decoration_id then
end
end
end)
else
minetest.log("error", "[jewels] Decoration ID for gigatree not found!")
end