diff --git a/mods/ENTITIES/mobs_mc/slime+magma_cube.lua b/mods/ENTITIES/mobs_mc/slime+magma_cube.lua index e9fa340e3..780367167 100644 --- a/mods/ENTITIES/mobs_mc/slime+magma_cube.lua +++ b/mods/ENTITIES/mobs_mc/slime+magma_cube.lua @@ -60,6 +60,182 @@ local spawn_children_on_die = function(child_mob, spawn_distance, eject_speed) end end +local function split_by_char (inputstr, sep, limit) + if sep == nil then + sep = "%d" + end + local t = {} + + local i = 0 + for str in string.gmatch(inputstr, "(["..sep.."])") do + i = i --+ 1 + table.insert(t, tonumber(str)) + if limit and i >= limit then + break + end + end + return t +end + + +local seed = minetest.get_mapgen_setting("seed") +--local chunk_size = minetest.get_mapgen_setting("chunksize") + +local slime_chunk_match +local x_modifier +local z_modifier + +--Seed: "16002933932875202103" +--Seed: "1807191622654296300" == cheese +--Seed: "1" = 1 +local function process_seed (seed) + --minetest.log("chunk_size: " .. chunk_size) + minetest.log("seed: " .. seed) + + local split_chars = split_by_char(tostring(seed), nil, 10) + minetest.log("Number of chars: " .. tostring(#split_chars)) + + slime_chunk_match = split_chars[1] + x_modifier = split_chars[2] + z_modifier = split_chars[3] + + + minetest.log("x_modifier: " .. tostring(x_modifier)) + minetest.log("z_modifier: " .. tostring(z_modifier)) + minetest.log("slime_chunk_match: " .. tostring(slime_chunk_match)) + -- floor(x_or_z / chunk_size) + modifier +end +local processed = process_seed (seed) +--process_seed (seed) + + +-- Seed numbers are 0 - 9. Adding 1, and doubling it converts this to 2 - 20 (even numbers). +-- This averages at roughly 10, so 1 in 10 chunks, or 10% is how frequent slime chunks are +-- We then multiply by chunk_size * 1.8 (8) to map to co-ords, because if the lowest value is 2, then multiplied by 8 gives a chunk size of 16 +-- 2 * 8 = 16 +-- 4 * 8 = 32 +-- 6 * 8 = 48 +local function convert_to_chunk_value_old (input) + local total = 0 + + if input then + for _, v in pairs(input) do + v = (v + 1) * 2 * chunk_size * 1.8 + total = total + v + minetest.log("v: " .. tostring(v)) + end + end + + minetest.log("total: " .. tostring(total)) + minetest.log("average: " .. tostring(total/10)) +end + +local MAPBLOCK_SIZE = 16 +--local MAPBLOCK_SIZE = 3 * chunk_size + +local function convert_to_chunk_value (co_ord, modifier) + local converted = math.floor(math.abs(co_ord) / MAPBLOCK_SIZE) + --minetest.log("co_ord: " .. co_ord) + + if modifier then + converted = (converted + modifier) % 10 + minetest.log("with modifier: " .. converted) + else + minetest.log("converted: " .. converted) + end + + converted = converted % 10 + minetest.log("converted: " .. converted) + return converted +end + +--assert(convert_to_chunk_value(-17) == 2, "Incorrect convert_to_chunk_value result") +assert(convert_to_chunk_value(-16) == 1, "Incorrect convert_to_chunk_value result") +assert(convert_to_chunk_value(-15) == 0, "Incorrect convert_to_chunk_value result") +assert(convert_to_chunk_value(-1) == 0, "Incorrect convert_to_chunk_value result") +assert(convert_to_chunk_value(0) == 0, "Incorrect convert_to_chunk_value result") +assert(convert_to_chunk_value(1) == 0, "Incorrect convert_to_chunk_value result") +assert(convert_to_chunk_value(15) == 0, "Incorrect convert_to_chunk_value result") +assert(convert_to_chunk_value(16) == 1, "Incorrect convert_to_chunk_value result") +assert(convert_to_chunk_value(31) == 1, "Incorrect convert_to_chunk_value result") +assert(convert_to_chunk_value(32) == 2, "Incorrect convert_to_chunk_value result") +assert(convert_to_chunk_value(1599) == 9, "Incorrect convert_to_chunk_value result") +assert(convert_to_chunk_value(1600) == 0, "Incorrect convert_to_chunk_value result") + +assert(convert_to_chunk_value(0,9) == 9, "Incorrect convert_to_chunk_value result") +assert(convert_to_chunk_value(16,5) == 6, "Incorrect convert_to_chunk_value result") + +-- 0, -1, -15 +-- convert_to_chunk_value_2(0) +--[[ +convert_to_chunk_value(-16) +convert_to_chunk_value(-15) +convert_to_chunk_value(-14) +convert_to_chunk_value(-1) +convert_to_chunk_value(0) +convert_to_chunk_value(1) +convert_to_chunk_value(14) +convert_to_chunk_value(15) +convert_to_chunk_value(16) +convert_to_chunk_value(29) +convert_to_chunk_value(30) +convert_to_chunk_value(31) +convert_to_chunk_value(1500,9) +convert_to_chunk_value(1501,9) +convert_to_chunk_value(1516,9) +convert_to_chunk_value(1531,9) +convert_to_chunk_value(1649,9) +]]-- + + +local function calculate_chunk_value (pos, x_mod, z_mod) + local chunk_val = math.abs(convert_to_chunk_value(pos.x, x_mod) - convert_to_chunk_value(pos.z, z_mod)) % 10 + minetest.log("chunk_val: " .. tostring(chunk_val)) + return chunk_val +end + +assert(calculate_chunk_value(vector.new(0,0,0)) == 0, "calculate_chunk_value failed") +assert(calculate_chunk_value(vector.new(0,0,0), 1, 1) == 0, "calculate_chunk_value failed") +assert(calculate_chunk_value(vector.new(0,0,0), 2, 1) == 1, "calculate_chunk_value failed") +assert(calculate_chunk_value(vector.new(64,0,16)) == (4-1), "calculate_chunk_value failed") +assert(calculate_chunk_value(vector.new(16,0,64)) == (3), "calculate_chunk_value failed") +assert(calculate_chunk_value(vector.new(-160,0,-160)) == 0, "calculate_chunk_value failed") +--calculate_chunk_value(vector.new(0,0,16)) +--calculate_chunk_value(vector.new(15,0,31)) +--calculate_chunk_value(vector.new(32,0,32)) +--calculate_chunk_value(vector.new(15,0,15)) + + +local function is_slime_chunk(pos) + if not pos then return end + + minetest.log("x: " ..pos.x .. ", z:" .. pos.z) + + local chunk_val = calculate_chunk_value (pos, x_modifier, z_modifier) + + local slime_chunk = chunk_val == slime_chunk_match + minetest.log("Is slime chunk: " .. tostring(slime_chunk)) + return slime_chunk +end + +is_slime_chunk(vector.new(64,0,16)) +is_slime_chunk(vector.new(16,0,64)) +is_slime_chunk(vector.new(0,0,16)) +is_slime_chunk(vector.new(15,0,31)) +is_slime_chunk(vector.new(32,0,32)) +is_slime_chunk(vector.new(15,0,15)) +is_slime_chunk(vector.new(0,0,0)) +is_slime_chunk(vector.new(-150,0,-150)) + +local check_position = function (pos) + minetest.log("Trying to spawn slime at pos: " .. dump(pos)) + + local slime_chunk = is_slime_chunk(pos) + minetest.log("spawn_position check: " .. dump(slime_chunk)) + + return slime_chunk +end + -- Slime local slime_big = { description = S("Slime"), @@ -112,6 +288,7 @@ local slime_big = { spawn_small_alternative = "mobs_mc:slime_small", on_die = spawn_children_on_die("mobs_mc:slime_small", 1.0, 1.5), use_texture_alpha = true, + check_position = check_position, } mcl_mobs.register_mob("mobs_mc:slime_big", slime_big) @@ -212,7 +389,8 @@ minetest.LIGHT_MAX+1, 12000, 4, cave_min, -cave_max) +cave_max, + nil, nil, check_position) mcl_mobs:spawn_specific( "mobs_mc:slime_tiny", @@ -238,7 +416,8 @@ minetest.LIGHT_MAX+1, 8500, 4, cave_min, -cave_max) +cave_max, + nil, nil, check_position) mcl_mobs:spawn_specific( "mobs_mc:slime_small", @@ -264,7 +443,8 @@ minetest.LIGHT_MAX+1, 10000, 4, cave_min, -cave_max) +cave_max, + nil, nil, check_position) mcl_mobs:spawn_specific( "mobs_mc:slime_big", @@ -278,6 +458,7 @@ swamp_light_max, 4, swamp_min, swamp_max) + -- Magma cube local magma_cube_big = { description = S("Magma Cube"),