forked from MineClone5/MineClone5
Fix biomes 2/3
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2f6242e04f
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7b47e4d12b
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@ -264,6 +264,7 @@ minetest.register_on_generated(function(minp, maxp, chunkseed)
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end
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if #queue_unsafe_engine > 0 then
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vm_context.minp, vm_context.maxp = minp, maxp
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for _, v in pairs(queue_unsafe_engine) do
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v.f(vm_context)
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end
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@ -4,14 +4,18 @@ local c_snow_block = minetest.get_content_id("mcl_core:snowblock")
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mcl_mapgen.register_on_generated(function(vm_context)
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local minp, maxp = vm_context.minp, vm_context.maxp
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local min_y = minp.y
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if min_y > mcl_mapgen.overworld.max or maxp.y < mcl_mapgen.overworld.min then return end
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local min_y, max_y = minp.y, maxp.y
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if min_y > mcl_mapgen.overworld.max or max_y < mcl_mapgen.overworld.min then return end
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vm_context.param2_data = vm_context.param2_data or vm:get_param2_data(vm_context.lvm_param2_buffer)
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vm_context.biomemap = vm_context.biomemap or minetest.get_mapgen_object("biomemap")
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local param2_data = vm_context.param2_data
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local biomemap = vm_context.biomemap
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local vm, data, area = vm_context.vm, vm_context.data, vm_context.area
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local min_x, min_z = minp.x, minp.z
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local chunksize = max_y - min_y + 1
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----- Interactive block fixing section -----
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----- The section to perform basic block overrides of the core mapgen generated world. -----
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@ -23,16 +27,16 @@ mcl_mapgen.register_on_generated(function(vm_context)
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-- Clear snowy grass blocks without snow above to ensure consistency.
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local nodes = minetest.find_nodes_in_area(minp, maxp, {"mcl_core:dirt_with_grass", "mcl_core:dirt_with_grass_snow"})
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-- Flat area at y=0 to read biome 3 times faster than 5.3.0.get_biome_data(pos).biome: 43us vs 125us per iteration:
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local aream = VoxelArea:new({MinEdge={x=minp.x, y=min_y, z=minp.z}, MaxEdge={x=maxp.x, y=min_y, z=maxp.z}})
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for n=1, #nodes do
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local n = nodes[n]
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local p_pos = area:index(n.x, n.y, n.z)
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local p_pos_above = area:index(n.x, n.y+1, n.z)
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local b_pos = aream:index(n.x, min_y, n.z)
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local bn = minetest.get_biome_name(biomemap[b_pos])
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if bn then
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local biome = minetest.registered_biomes[bn]
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local pos = nodes[n]
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local x, y, z = pos.x, pos.y, pos.z
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local p_pos = area:index(x, y, z)
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local p_pos_above = area:index(x, y + 1, z)
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local biomemap_offset = (z - min_z) * chunksize + x - min_x + 1
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local biome_id = biomemap[biomemap_offset]
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local biome_name = minetest.get_biome_name(biome_id)
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if biome_name then
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local biome = minetest.registered_biomes[biome_name]
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if biome and biome._mcl_biome_type then
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param2_data[p_pos] = biome._mcl_palette_index
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vm_context.write_param2 = true
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@ -65,7 +65,6 @@ local c_stone = minetest.get_content_id("mcl_core:stone")
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local c_dirt = minetest.get_content_id("mcl_core:dirt")
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local c_dirt_with_grass = minetest.get_content_id("mcl_core:dirt_with_grass")
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local c_sand = minetest.get_content_id("mcl_core:sand")
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--local c_sandstone = minetest.get_content_id("mcl_core:sandstone")
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local c_void = minetest.get_content_id("mcl_core:void")
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local c_lava = minetest.get_content_id("mcl_core:lava_source")
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local c_water = minetest.get_content_id("mcl_core:water_source")
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@ -1189,100 +1188,6 @@ function mcl_mapgen_core.generate_end_exit_portal(pos)
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portal_generated = true
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end
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-- Generate mushrooms in caves manually.
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-- Minetest's API does not support decorations in caves yet. :-(
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local function generate_underground_mushrooms(minp, maxp, seed)
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if not mcl_mushrooms then return end
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local pr_shroom = PseudoRandom(seed-24359)
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-- Generate rare underground mushrooms
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-- TODO: Make them appear in groups, use Perlin noise
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local min, max = mcl_mapgen.overworld.lava_max + 4, 0
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if minp.y > max or maxp.y < min then
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return
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end
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local bpos
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local stone = minetest.find_nodes_in_area_under_air(minp, maxp, {"mcl_core:stone", "mcl_core:dirt", "mcl_core:mycelium", "mcl_core:podzol", "mcl_core:andesite", "mcl_core:diorite", "mcl_core:granite", "mcl_core:stone_with_coal", "mcl_core:stone_with_iron", "mcl_core:stone_with_gold"})
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for n = 1, #stone do
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bpos = {x = stone[n].x, y = stone[n].y + 1, z = stone[n].z }
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local l = minetest.get_node_light(bpos, 0.5)
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if bpos.y >= min and bpos.y <= max and l and l <= 12 and pr_shroom:next(1,1000) < 4 then
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if pr_shroom:next(1,2) == 1 then
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minetest.set_node(bpos, {name = "mcl_mushrooms:mushroom_brown"})
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else
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minetest.set_node(bpos, {name = "mcl_mushrooms:mushroom_red"})
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end
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end
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end
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end
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-- Generate Nether decorations manually: Eternal fire, mushrooms
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-- Minetest's API does not support decorations in caves yet. :-(
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local function generate_nether_decorations(minp, maxp, seed)
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if c_nether == nil then
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return
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end
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local pr_nether = PseudoRandom(seed+667)
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if minp.y > mcl_mapgen.nether.max or maxp.y < mcl_mapgen.nether.min then
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return
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end
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minetest.log("action", "[mcl_mapgen_core] Nether decorations " .. minetest.pos_to_string(minp) .. " ... " .. minetest.pos_to_string(maxp))
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-- TODO: Generate everything based on Perlin noise instead of PseudoRandom
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local bpos
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local rack = minetest.find_nodes_in_area_under_air(minp, maxp, {"mcl_nether:netherrack"})
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local magma = minetest.find_nodes_in_area_under_air(minp, maxp, {"mcl_nether:magma"})
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local ssand = minetest.find_nodes_in_area_under_air(minp, maxp, {"mcl_nether:soul_sand"})
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-- Helper function to spawn “fake” decoration
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local function special_deco(nodes, spawn_func)
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for n = 1, #nodes do
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bpos = {x = nodes[n].x, y = nodes[n].y + 1, z = nodes[n].z }
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spawn_func(bpos)
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end
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end
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-- Eternal fire on netherrack
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special_deco(rack, function(bpos)
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-- Eternal fire on netherrack
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if pr_nether:next(1,100) <= 3 then
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minetest.set_node(bpos, {name = "mcl_fire:eternal_fire"})
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end
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end)
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-- Eternal fire on magma cubes
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special_deco(magma, function(bpos)
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if pr_nether:next(1,150) == 1 then
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minetest.set_node(bpos, {name = "mcl_fire:eternal_fire"})
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end
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end)
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-- Mushrooms on netherrack
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-- Note: Spawned *after* the fire because of light level checks
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if mcl_mushrooms then
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special_deco(rack, function(bpos)
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local l = minetest.get_node_light(bpos, 0.5)
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if bpos.y > mcl_mapgen.nether.lava_max + 6 and l and l <= 12 and pr_nether:next(1,1000) <= 4 then
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-- TODO: Make mushrooms appear in groups, use Perlin noise
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if pr_nether:next(1,2) == 1 then
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minetest.set_node(bpos, {name = "mcl_mushrooms:mushroom_brown"})
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else
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minetest.set_node(bpos, {name = "mcl_mushrooms:mushroom_red"})
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end
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end
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end)
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end
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end
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-- Generate basic layer-based nodes: void, bedrock, realm barrier, lava seas, etc.
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-- Also perform some basic node replacements.
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@ -1334,7 +1239,7 @@ end
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--
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-- returns true if any node was set and lvm_used otherwise
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local function set_layers(vm_context, pr, min, max, content_id, check)
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local minp, maxp = vm_context.minp, vm_context.maxp
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local minp, maxp, data, area = vm_context.minp, vm_context.maxp, vm_context.data, vm_context.area
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if (maxp.y >= min and minp.y <= max) then
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for y = math.max(min, minp.y), math.min(max, maxp.y) do
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for x = minp.x, maxp.x do
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@ -1342,10 +1247,10 @@ local function set_layers(vm_context, pr, min, max, content_id, check)
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local p_pos = vm_context.area:index(x, y, z)
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if check then
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if type(check) == "function" and check({x=x,y=y,z=z}, data[p_pos], pr) then
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vm_context.data[p_pos] = content_id
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data[p_pos] = content_id
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vm_context.write = true
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elseif check == data[p_pos] then
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vm_context.data[p_pos] = content_id
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data[p_pos] = content_id
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vm_context.write = true
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end
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else
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@ -1,8 +1,114 @@
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local v6 = mcl_mapgen.v6
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local mcl_mushrooms = minetest.get_modpath("mcl_mushrooms")
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local c_nether = minetest.get_modpath("mcl_nether") and {
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soul_sand = minetest.get_content_id("mcl_nether:soul_sand"),
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netherrack = minetest.get_content_id("mcl_nether:netherrack"),
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lava = minetest.get_content_id("mcl_nether:nether_lava_source")
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}
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-- Generate mushrooms in caves manually.
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-- Minetest's API does not support decorations in caves yet. :-(
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local function generate_underground_mushrooms(minp, maxp, seed)
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if not mcl_mushrooms then return end
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local pr_shroom = PseudoRandom(seed-24359)
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-- Generate rare underground mushrooms
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-- TODO: Make them appear in groups, use Perlin noise
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local min, max = mcl_mapgen.overworld.lava_max + 4, 0
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if minp.y > max or maxp.y < min then
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return
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end
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local bpos
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local stone = minetest.find_nodes_in_area_under_air(minp, maxp, {"mcl_core:stone", "mcl_core:dirt", "mcl_core:mycelium", "mcl_core:podzol", "mcl_core:andesite", "mcl_core:diorite", "mcl_core:granite", "mcl_core:stone_with_coal", "mcl_core:stone_with_iron", "mcl_core:stone_with_gold"})
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for n = 1, #stone do
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bpos = {x = stone[n].x, y = stone[n].y + 1, z = stone[n].z }
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local l = minetest.get_node_light(bpos, 0.5)
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if bpos.y >= min and bpos.y <= max and l and l <= 12 and pr_shroom:next(1,1000) < 4 then
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if pr_shroom:next(1,2) == 1 then
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minetest.set_node(bpos, {name = "mcl_mushrooms:mushroom_brown"})
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else
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minetest.set_node(bpos, {name = "mcl_mushrooms:mushroom_red"})
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end
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end
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end
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end
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-- Generate Nether decorations manually: Eternal fire, mushrooms
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-- Minetest's API does not support decorations in caves yet. :-(
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local function generate_nether_decorations(minp, maxp, seed)
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if c_nether == nil then
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return
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end
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local pr_nether = PseudoRandom(seed+667)
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if minp.y > mcl_mapgen.nether.max or maxp.y < mcl_mapgen.nether.min then
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return
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end
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minetest.log("action", "[mcl_mapgen_core] Nether decorations " .. minetest.pos_to_string(minp) .. " ... " .. minetest.pos_to_string(maxp))
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-- TODO: Generate everything based on Perlin noise instead of PseudoRandom
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local bpos
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local rack = minetest.find_nodes_in_area_under_air(minp, maxp, {"mcl_nether:netherrack"})
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local magma = minetest.find_nodes_in_area_under_air(minp, maxp, {"mcl_nether:magma"})
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local ssand = minetest.find_nodes_in_area_under_air(minp, maxp, {"mcl_nether:soul_sand"})
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-- Helper function to spawn “fake” decoration
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local function special_deco(nodes, spawn_func)
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for n = 1, #nodes do
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bpos = {x = nodes[n].x, y = nodes[n].y + 1, z = nodes[n].z }
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spawn_func(bpos)
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end
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end
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-- Eternal fire on netherrack
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special_deco(rack, function(bpos)
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-- Eternal fire on netherrack
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if pr_nether:next(1,100) <= 3 then
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minetest.set_node(bpos, {name = "mcl_fire:eternal_fire"})
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end
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end)
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-- Eternal fire on magma cubes
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special_deco(magma, function(bpos)
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if pr_nether:next(1,150) == 1 then
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minetest.set_node(bpos, {name = "mcl_fire:eternal_fire"})
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end
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end)
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-- Mushrooms on netherrack
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-- Note: Spawned *after* the fire because of light level checks
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if mcl_mushrooms then
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special_deco(rack, function(bpos)
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local l = minetest.get_node_light(bpos, 0.5)
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if bpos.y > mcl_mapgen.nether.lava_max + 6 and l and l <= 12 and pr_nether:next(1,1000) <= 4 then
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-- TODO: Make mushrooms appear in groups, use Perlin noise
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if pr_nether:next(1,2) == 1 then
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minetest.set_node(bpos, {name = "mcl_mushrooms:mushroom_brown"})
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else
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minetest.set_node(bpos, {name = "mcl_mushrooms:mushroom_red"})
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end
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end
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end)
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end
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end
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mcl_mapgen.register_mapgen(function(minp, maxp, seed, vm_context)
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local min_y, max_y = minp.y, maxp.y
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-- Nether block fixes:
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-- * Replace water with Nether lava.
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-- * Replace stone, sand dirt in v6 so the Nether works in v6.
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elseif minp.y <= mcl_mapgen.nether.max and maxp.y >= mcl_mapgen.nether.min then
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if min_y <= mcl_mapgen.nether.max and max_y >= mcl_mapgen.nether.min then
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if c_nether then
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if v6 then
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local nodes = minetest.find_nodes_in_area(minp, maxp, {"mcl_core:water_source", "mcl_core:stone", "mcl_core:sand", "mcl_core:dirt"})
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@ -73,8 +179,8 @@
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if not singlenode then
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-- Generate special decorations
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generate_underground_mushrooms(minp, maxp, blockseed)
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generate_nether_decorations(minp, maxp, blockseed)
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generate_underground_mushrooms(minp, maxp, chunkseed)
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generate_nether_decorations(minp, maxp, chunkseed)
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end
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end, 1)
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