Some more tweaks. Lets merge BLOCKS back into ITEMS because some blocks are also items, and... its just better this way.

mods/MAPGEN/vox_mapgen_core/init.lua

@@ -13,5 +13,56 @@
 
 vox_mapgen_core = { }
 
--- Variables
+-- Also run...
+dofile(minetest.get_modpath("vox_mapgen_core").."/ores.lua")
+
+-- Disable minetest dungeons. We're making our own with blackjack and hookers.
+minetest.set_mapgen_setting("mg_flags", "dungeons", false)
+
+-- Some adjustments based on different generators.
+-- For now we allow v7, and haven't looked at the other generators.
+if mg_name == "v7" then
+    minetest.set_mapgen_setting("mg7_cavern_threshold", 0.2, true)
+    minetest.set_mapgen_setting("mg_flags", "dungeons", false)
+end
+
+-- And some superflat tweaks.
+if superflat then
+    -- Disable caves
+    minetest.set_mapgen_setting("mg_flags", "caves", false)
+    -- Disable dungeons
+    minetest.set_mapgen_setting("mg_flags", "dungeons", false)
+    -- Disable decorations
+    minetest.set_mapgen_setting("mg_flags", "decoration", false)
+    minetest.set_mapgen_setting("mgflat_spflags", "nocaves,nohills", true)
+end
+    
+
+-- Generate flat bedrock at the lowest point of the world, -10000.
+local function generate_bedrock(minp, maxp, data)
+    local vi = 0
+    for z = minp.z, maxp.z do
+        for x = minp.x, maxp.x do
+            for y = -10000, -10000 do
+                local c_air = minetest.get_content_id("air")
+                data[vi] = c_air
+                vi = vi + 1
+            end
+        end
+    end
+end
+
+-- Put air/void beneath bedrock
+local function generate_void(minp, maxp, data)
+    local vi = 0
+    for z = minp.z, maxp.z do
+        for x = minp.x, maxp.x do
+            for y = -10001, -31000 do
+                local c_air = minetest.get_content_id("air")
+                data[vi] = c_air
+                vi = vi + 1
+            end
+        end
+    end
+end