water_life/spawn.lua
2020-08-19 19:51:59 +02:00

313 lines
11 KiB
Lua

local timer = 0
local landtimer = 0
local pi = math.pi
local random = water_life.random
local landinterval = 60 -- check every 60 seconds for spawnpos on land
local waterinterval = 20 -- check every 20 seconds for spawnpos in water
local function getcount(name)
if not name then
return 0
else
return name
end
end
local function spawnstep(dtime)
timer = timer + dtime
landtimer = landtimer + dtime
if timer > waterinterval then
for _,plyr in ipairs(minetest.get_connected_players()) do
local toomuch = false
if plyr and plyr:is_player() and plyr:get_pos().y > -50 and plyr:get_pos().y < 150 then -- each player gets a spawn chance every 10s on average
local pos = plyr:get_pos()
local yaw = plyr:get_look_horizontal()
local animal = water_life.count_objects(pos)
local meta = plyr:get_meta()
if meta:get_int("snakepoison") > 0 then
if not water_life.poison[plyr:get_player_name()] then water_life.poison[plyr:get_player_name()] = plyr:hud_add(water_life.hud_poison) end
local score = plyr:get_hp()
plyr:set_hp(score-1)
end
if animal.all > water_life.maxmobs then toomuch = true end
-- find a pos randomly in look direction of player
local radius = (water_life.abr * 12) -- 75% from 16 = 12 nodes
radius = random(7,radius) -- not nearer than 7 nodes in front of player
local angel = math.rad(random(75)) -- look for random angel 0 - 75 degrees
if water_life.leftorright() then yaw = yaw + angel else yaw = yaw - angel end -- add or substract to/from yaw
local pos2 = mobkit.pos_translate2d(pos,yaw,radius) -- calculate position
local depth, stype, surface = water_life.water_depth(pos2,25) -- get surface pos and water depth
local bdata = water_life_get_biome_data(pos2) -- get biome data at spaen position
local ground = {}
local dalam = depth
local landpos = nil
-- no need of so many postions on land
if landtimer > landinterval then
landpos = water_life.find_node_under_air(pos2)
end
--snakes spawn on land, too
if landpos then
local landdata = water_life_get_biome_data(landpos)
local mobname = 'water_life:snake'
local faktor = (100 - getcount(animal[mobname]) * 50) + 25
if random(100) < faktor then
local fits = minetest.is_protected(landpos,mobname)
--minetest.chat_send_all(dump(fits))
if (string.match(landdata.name,"desert") or string.match(landdata.name,"savanna"))
and not fits and landdata.temp > 15 then
local obj=minetest.add_entity(landpos,mobname) -- ok spawn it already damnit
end
end
end
--water spawn
if depth and depth > 0 then
if water_life.radar_debug then
water_life.temp_show(surface,9,5)
minetest.chat_send_all(">>> Depth ="..dump(depth).." <<< "..dump(stype))
minetest.chat_send_all(dump(bdata.name))
end
pos2 = surface
end
local liquidflag = nil
if stype == "default:water_source" then
liquidflag = "sea"
elseif stype == "default:river_water_source" then
liquidflag = "river"
elseif stype == "water_life:muddy_river_water_source" then
liquidflag = "muddy"
end
if liquidflag and not toomuch and surface then
ground = mobkit.pos_shift(surface,{y=(dalam*-1)})
--minetest.chat_send_all(dump(minetest.pos_to_string(surface)).." "..dump(minetest.pos_to_string(ground)))
local mobname = 'water_life:croc'
local faktor = 100 - getcount(animal[mobname]) * 33
if random(100) < faktor then
local fits = false
if string.match(bdata.name,"rainforest") or string.match(bdata.name,"savanna") then fits = true end
if depth < 4 and fits then --shark min water depth
local obj=minetest.add_entity(surface,mobname) -- ok spawn it already damnit
end
end
--minetest.chat_send_all(dump(minetest.pos_to_string(surface)).." "..dump(minetest.pos_to_string(ground)))
local mobname = 'water_life:snake'
local faktor = (100 - getcount(animal[mobname]) * 50) +25
if random(100) < faktor then
local fits = false
if string.match(bdata.name,"desert") or string.match(bdata.name,"savanna") then fits = true end
if depth < 3 and fits then --snake max water depth
local obj=minetest.add_entity(surface,mobname) -- ok spawn it already damnit
end
end
--minetest.chat_send_all(dump(minetest.pos_to_string(surface)).." "..dump(minetest.pos_to_string(ground)))
local mobname = "water_life:gull"
local faktor = 100 - getcount(animal[mobname]) * 20
if random(100) < faktor and liquidflag == "sea" then
if depth > 4 then
local spawn = mobkit.pos_shift(surface,{y=12})
--spawn.y = spawn.y + 12
local obj=minetest.add_entity(spawn,mobname) -- ok spawn it already damnit
end
end
local mobname = 'water_life:shark'
if water_life.shark_spawn_rate >= random(1000) then
local bcheck = water_life.count_objects(pos2,12)
if getcount(animal[mobname]) < water_life.maxsharks and liquidflag == "sea" and not bcheck["water_life:shark_buoy"]
and not animal["water_life:croc"] then
if depth > 4 then --shark min water depth
local obj=minetest.add_entity(mobkit.pos_shift(ground,{y=2}),mobname) -- spawn it 2 nodes above sea ground
end
end
end
--minetest.chat_send_all(dump(minetest.pos_to_string(surface)).." "..dump(minetest.pos_to_string(ground)))
mobname = "water_life:urchin"
if water_life.urchin_spawn_rate >= random(1000) then
local upos1 = mobkit.pos_shift(ground,{x=-5,y=-2,z=-5})
local upos2 = mobkit.pos_shift(ground,{x=5,y=2,z=5})
local coraltable = minetest.find_nodes_in_area(upos1, upos2, water_life.urchinspawn)
--local nearlife = water_life.count_objects(ground,5,"water_life:urchin")
if coraltable and #coraltable > 0 and getcount(animal[mobname]) < 15 and liquidflag == "sea" then
local coralpos = coraltable[random(#coraltable)]
coralpos.y = coralpos.y +1
local node = minetest.get_node(coralpos)
if node.name == "default:water_source" then
local obj= water_life.set_urchin(coralpos) --minetest.add_entity(coralpos,mobname)
end
end
end
--minetest.chat_send_all(dump(minetest.pos_to_string(surface)).." "..dump(minetest.pos_to_string(ground)))
mobname = "water_life:clams"
if water_life.clams_spawn_rate >= random(1000) then
local clpos1 = mobkit.pos_shift(ground,{x=-8, y=-2, z=8})
local clpos2 = mobkit.pos_shift(ground,{x=8, y=2, z=8})
local coraltable = minetest.find_nodes_in_area(clpos1, clpos2, water_life.clams_spawn)
----minetest.chat_send_all("seagrass ="..dump(#coraltable))
local nearlife = water_life.count_objects(ground,8,"water_life:clams")
if coraltable and #coraltable > 0 and getcount(animal[mobname]) < 10 and liquidflag == "sea" then
local coralpos = mobkit.pos_shift(coraltable[random(#coraltable)],{y=1})
local node = minetest.get_node(coralpos)
if node.name == "default:water_source" then
local obj= water_life.set_urchin(coralpos,"water_life:clams")
end
end
end
--minetest.chat_send_all(dump(minetest.pos_to_string(surface)).." "..dump(minetest.pos_to_string(ground)))
mobname = "water_life:jellyfish"
local faktor = 100 - getcount(animal[mobname]) * 20
if random(100) < faktor and liquidflag == "sea" and depth > 2 then
local obj=minetest.add_entity(mobkit.pos_shift(ground,{y=2}),mobname)
end
mobname = "water_life:coralfish"
--minetest.chat_send_all(dump(minetest.pos_to_string(surface)).." "..dump(minetest.pos_to_string(ground)))
local cfpos1 = mobkit.pos_shift(ground,{x=-5,y=-2,z=-5})
local cfpos2 = mobkit.pos_shift(ground,{x=5,y=2,z=5})
local coraltable = minetest.find_nodes_in_area(cfpos1,cfpos2,water_life.urchinspawn)
--local nearlife = water_life.count_objects(ground,nil,mobname)
faktor = 100 - getcount(animal[mobname]) * 6.66
if random(100) < faktor and liquidflag == "sea" and #coraltable > 1 then
local cfish = coraltable[random(#coraltable)]
cfish.y = cfish.y +1
local maxfish = random(3,7)
for i = 1,maxfish,1 do
local obj=minetest.add_entity(cfish,mobname)
if obj then
local entity = obj:get_luaentity()
entity.base = cfish
entity.head = random(65535)
end
end
end
--minetest.chat_send_all(dump(minetest.pos_to_string(surface)).." "..dump(minetest.pos_to_string(ground)))
mobname = "water_life:clownfish"
faktor = 100 - getcount(animal[mobname]) * 50
if random(100) < faktor and liquidflag == "sea" and #coraltable > 1 then
local cfish = coraltable[random(#coraltable)]
cfish.y = cfish.y +1
local obj=minetest.add_entity(cfish,mobname)
if obj then
local entity = obj:get_luaentity()
entity.base = cfish
end
end
--minetest.chat_send_all(dump(minetest.pos_to_string(surface)).." "..dump(minetest.pos_to_string(ground)))
mobname = 'water_life:fish'
--local nearlife = water_life.count_objects(pos2,24,"water_life:piranha")
if water_life.fish_spawn_rate >= random(1000) and ((animal.all < (water_life.maxmobs-5)) or getcount(animal[mobname]) < 5) and (liquidflag == "river" or liquidflag == "muddy") then
local table = minetest.get_biome_data(pos)
if table and water_life.piranha_biomes[minetest.get_biome_name(table.biome)] then mobname = "water_life:piranha" end
if depth > 2 then -- min water depth for piranha and riverfish
if mobname == "water_life:fish" then
local obj=minetest.add_entity(pos2,mobname) -- ok spawn it already damnit
else
if getcount(animal[mobname]) < 10 then
for i = 1,3,1 do
local obj=minetest.add_entity(pos2,mobname) -- ok spawn it already damnit
end
end
end
end
end
--minetest.chat_send_all(dump(minetest.pos_to_string(surface)).." "..dump(minetest.pos_to_string(ground)))
mobname = 'water_life:whale'
if water_life.whale_spawn_rate >= random(1000) and getcount(animal[mobname]) < (water_life.maxwhales) and liquidflag == "sea" then
if depth > 8 then -- min water depth for whales
local gotwhale = true
local whpos = mobkit.pos_shift(surface,{y=-3})
for i = 0,3,1 do
local whpos2 = mobkit.pos_translate2d(whpos,math.rad(i*90),30)
local under = water_life.find_collision(whpos,whpos2, false)
----minetest.chat_send_all(dump(under))
if under and under < 25 then
gotwhale = false
break
end
end
if gotwhale then local obj=minetest.add_entity(surface,mobname) end -- ok spawn it already damnit
end
end
end
end
end
timer = 0
if landtimer > landinterval then landtimer = 0 end
end
end
minetest.register_globalstep(spawnstep)