mirror of
https://github.com/FaceDeer/dfcaverns.git
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292 lines
10 KiB
Lua
292 lines
10 KiB
Lua
-- internationalization boilerplate
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local MP = minetest.get_modpath(minetest.get_current_modname())
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local S, NS = dofile(MP.."/intllib.lua")
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-- hub_thickness -- the bit in the middle that's seen at the ends and corners of long hypha runs
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-- connector_thickness
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local get_node_box = function(hub_thickness, connector_thickness)
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return {
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type = "connected",
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fixed = {-hub_thickness,-hub_thickness,-hub_thickness,hub_thickness,hub_thickness,hub_thickness},
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connect_top = {-connector_thickness, 0, -connector_thickness, connector_thickness, 0.5, connector_thickness},
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connect_bottom = {-connector_thickness, -0.5, -connector_thickness, connector_thickness, 0, connector_thickness},
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connect_back = {-connector_thickness, -connector_thickness, 0, connector_thickness, connector_thickness, 0.5},
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connect_right = {0, -connector_thickness, -connector_thickness, 0.5, connector_thickness, connector_thickness},
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connect_front = {-connector_thickness, -connector_thickness, -0.5, connector_thickness, connector_thickness, 0},
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connect_left = {-0.5, -connector_thickness, -connector_thickness, 0, connector_thickness, connector_thickness},
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disconnected = {-connector_thickness,-connector_thickness,-connector_thickness,connector_thickness,connector_thickness,connector_thickness},
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}
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end
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minetest.register_node("df_primordial_items:giant_hypha_root", {
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description = S("Giant Hypha"),
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tiles = {
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{name="dfcaverns_mush_giant_hypha.png"},
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},
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connects_to = {"group:soil", "group:hypha"},
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connect_sides = { "top", "bottom", "front", "left", "back", "right" },
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drawtype = "nodebox",
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node_box = get_node_box(0.1875, 0.25),
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paramtype = "light",
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light_source = 2,
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is_ground_content = false,
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groups = {oddly_breakable_by_hand = 1, choppy = 2, hypha =1},
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sounds = default.node_sound_wood_defaults(),
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})
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minetest.register_node("df_primordial_items:giant_hypha", {
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description = S("Giant Hypha"),
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tiles = {
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{name="dfcaverns_mush_giant_hypha.png"},
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},
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connects_to = {"group:hypha"},
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connect_sides = { "top", "bottom", "front", "left", "back", "right" },
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drawtype = "nodebox",
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node_box = get_node_box(0.1875, 0.25),
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paramtype = "light",
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light_source = 2,
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is_ground_content = false,
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groups = {oddly_breakable_by_hand = 1, choppy = 2, hypha =1},
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sounds = default.node_sound_wood_defaults(),
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})
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local find_mycelium_growth_targets = function(pos)
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local nodes = {}
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for x = -1, 1 do
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nodes[x] = {}
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for y = -1, 1 do
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nodes[x][y] = {}
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for z = -1, 1 do
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if not (x == y and y == z) then -- we don't care about the diagonals or the center node
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local node = minetest.get_node({x=pos.x+x, y=pos.y+y, z=pos.z+z})
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local state = {}
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if minetest.get_item_group(node.name, "soil") > 0 then
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state.soil = true
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elseif minetest.get_item_group(node.name, "hypha") > 0 then
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state.hypha = true
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elseif minetest.registered_nodes[node.name] and minetest.registered_nodes[node.name].buildable_to then
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state.buildable = true
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end
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nodes[x][y][z] = state
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end
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end
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end
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end
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--TODO there's probably some clever way to turn this into a subroutine, but I'm tired right now and
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--copy and pasting is easy and nobody's going to decide whether to hire or fire me based on this
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--particular snippet of code so what the hell. I'll fix it later when that clever way comes to me.
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local valid_targets = {}
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if nodes[-1][0][0].buildable and
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-- test for soil to directly support new growth
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(nodes[-1][-1][0].soil or
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nodes[-1][1][0].soil or
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nodes[-1][0][-1].soil or
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nodes[-1][0][1].soil or
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-- test for soil "around the corner" to allow for growth over an edge
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nodes[0][-1][0].soil or
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nodes[0][1][0].soil or
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nodes[0][0][-1].soil or
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nodes[0][0][1].soil)
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and not -- no adjacent hypha
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(nodes[-1][-1][0].hypha or
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nodes[-1][1][0].hypha or
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nodes[-1][0][-1].hypha or
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nodes[-1][0][1].hypha)
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then
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table.insert(valid_targets, {x=pos.x-1, y=pos.y, z=pos.z})
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end
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if nodes[1][0][0].buildable and
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-- test for soil to directly support new growth
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(nodes[1][-1][0].soil or
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nodes[1][1][0].soil or
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nodes[1][0][-1].soil or
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nodes[1][0][1].soil or
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-- test for soil "around the corner" to allow for growth over an edge
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nodes[0][-1][0].soil or
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nodes[0][1][0].soil or
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nodes[0][0][-1].soil or
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nodes[0][0][1].soil)
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and not -- no adjacent hypha
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(nodes[1][-1][0].hypha or
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nodes[1][1][0].hypha or
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nodes[1][0][-1].hypha or
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nodes[1][0][1].hypha)
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then
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table.insert(valid_targets, {x=pos.x+1, y=pos.y, z=pos.z})
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end
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if nodes[0][-1][0].buildable and
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-- test for soil to directly support new growth
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(nodes[-1][-1][0].soil or
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nodes[1][-1][0].soil or
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nodes[0][-1][-1].soil or
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nodes[0][-1][1].soil or
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-- test for soil "around the corner" to allow for growth over an edge
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nodes[-1][0][0].soil or
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nodes[1][0][0].soil or
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nodes[0][0][-1].soil or
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nodes[0][0][1].soil)
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and not -- no adjacent hypha
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(nodes[-1][-1][0].hypha or
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nodes[1][-1][0].hypha or
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nodes[0][-1][-1].hypha or
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nodes[0][-1][1].hypha)
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then
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table.insert(valid_targets, {x=pos.x, y=pos.y-1, z=pos.z})
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end
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if nodes[0][1][0].buildable and
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-- test for soil to directly support new growth
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(nodes[-1][1][0].soil or
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nodes[1][1][0].soil or
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nodes[0][1][-1].soil or
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nodes[0][1][1].soil or
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-- test for soil "around the corner" to allow for growth over an edge
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nodes[-1][0][0].soil or
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nodes[1][0][0].soil or
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nodes[0][0][-1].soil or
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nodes[0][0][1].soil)
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and not -- no adjacent hypha
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(nodes[-1][1][0].hypha or
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nodes[1][1][0].hypha or
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nodes[0][1][-1].hypha or
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nodes[0][1][1].hypha)
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then
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table.insert(valid_targets, {x=pos.x, y=pos.y+1, z=pos.z})
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end
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if nodes[0][0][-1].buildable and
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-- test for soil to directly support new growth
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(nodes[-1][0][-1].soil or
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nodes[1][0][-1].soil or
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nodes[0][-1][-1].soil or
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nodes[0][1][-1].soil or
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-- test for soil "around the corner" to allow for growth over an edge
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nodes[-1][0][0].soil or
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nodes[1][0][0].soil or
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nodes[0][-1][0].soil or
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nodes[0][1][0].soil)
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and not -- no adjacent hypha
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(nodes[-1][0][-1].hypha or
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nodes[1][0][-1].hypha or
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nodes[0][-1][-1].hypha or
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nodes[0][1][-1].hypha)
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then
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table.insert(valid_targets, {x=pos.x, y=pos.y, z=pos.z-1})
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end
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if nodes[0][0][1].buildable and
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-- test for soil to directly support new growth
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(nodes[-1][0][1].soil or
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nodes[1][0][1].soil or
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nodes[0][-1][1].soil or
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nodes[0][1][1].soil or
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-- test for soil "around the corner" to allow for growth over an edge
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nodes[-1][0][0].soil or
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nodes[1][0][0].soil or
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nodes[0][-1][0].soil or
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nodes[0][1][0].soil)
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and not -- no adjacent hypha
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(nodes[-1][0][1].hypha or
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nodes[1][0][1].hypha or
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nodes[0][-1][1].hypha or
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nodes[0][1][1].hypha)
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then
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table.insert(valid_targets, {x=pos.x, y=pos.y, z=pos.z+1})
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end
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return valid_targets
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end
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local grow_mycelium = function(pos, meristem_name)
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local new_meristems = {}
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-- Can we grow? If so, pick a random direction and add a new meristem there
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local targets = find_mycelium_growth_targets(pos)
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local target_count = #targets
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if target_count > 0 then
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local target = targets[math.random(1,target_count)]
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minetest.set_node(target, {name=meristem_name})
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table.insert(new_meristems, target)
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else
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--nowhere to grow, turn into a rooted hypha and we're done
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minetest.set_node(pos, {name="df_primordial_items:giant_hypha_root"})
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return new_meristems
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end
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if math.random() < 0.05 then
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-- Split - try again from here next time
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table.insert(new_meristems, pos)
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-- Otherwise, just turn into a hypha and we're done
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elseif math.random() < 0.333 then
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minetest.set_node(pos, {name="df_primordial_items:giant_hypha_root"})
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else
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minetest.set_node(pos, {name="df_primordial_items:giant_hypha"})
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end
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return new_meristems
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end
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local min_growth_delay = minetest.settings:get_key("dfcaverns_mycelium_min_growth_delay") or 240
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local max_growth_delay = minetest.settings:get_key("dfcaverns_mycelium_max_growth_delay") or 400
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minetest.register_node("df_primordial_items:giant_hypha_apical_meristem", {
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description = S("Giant Hypha Apical Meristem"),
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tiles = {
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{name="dfcaverns_mush_giant_hypha.png^[brighten"},
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},
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connects_to = {"group:hypha"},
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connect_sides = { "top", "bottom", "front", "left", "back", "right" },
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drawtype = "nodebox",
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light_source = 6,
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node_box = get_node_box(0.25, 0.375),
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paramtype = "light",
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is_ground_content = false,
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groups = {oddly_breakable_by_hand = 1, choppy = 2, hypha = 1, light_sensitive_fungus = 13},
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sounds = default.node_sound_wood_defaults(),
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on_construct = function(pos)
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minetest.get_node_timer(pos):start(math.random(min_growth_delay,max_growth_delay))
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end,
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on_timer = function(pos, elapsed)
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local new_meristems = grow_mycelium(pos, "df_primordial_items:giant_hypha_apical_meristem")
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for _, newpos in ipairs(new_meristems) do
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minetest.get_node_timer(newpos):start(math.random(min_growth_delay,max_growth_delay))
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end
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end,
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})
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-- this version grows instantly via ABM, is meant for mapgen usage
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minetest.register_node("df_primordial_items:giant_hypha_apical_mapgen", {
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description = S("Giant Hypha Apical Meristem"),
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tiles = {
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{name="dfcaverns_mush_giant_hypha.png^[brighten"},
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},
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connects_to = {"group:hypha"},
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connect_sides = { "top", "bottom", "front", "left", "back", "right" },
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drawtype = "nodebox",
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light_source = 6,
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node_box = get_node_box(0.25, 0.375),
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paramtype = "light",
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is_ground_content = false,
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groups = {oddly_breakable_by_hand = 1, choppy = 2, hypha = 1, light_sensitive_fungus = 13},
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sounds = default.node_sound_wood_defaults(),
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})
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df_primordial_items.grow_mycelium_immediately = function(pos)
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local stack = {pos}
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while #stack > 0 do
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local pos = table.remove(stack)
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local new_poses = grow_mycelium(pos, "df_primordial_items:giant_hypha_apical_meristem")
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for _, new_pos in ipairs(new_poses) do
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table.insert(stack, new_pos)
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end
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end
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end
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minetest.register_abm({
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label = "Mycelium mapgen growth",
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nodenames = {"df_primordial_items:giant_hypha_apical_mapgen"},
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interval = 1.0,
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chance = 1,
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action = function(pos, node, active_object_count, active_object_count_wider)
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df_primordial_items.grow_mycelium_immediately(pos)
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end
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})
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