Mineclonia/mods/ITEMS/mcl_ocean/seagrass.lua

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local S = minetest.get_translator("mcl_ocean")
local mod_doc = minetest.get_modpath("doc") ~= nil
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-- List of supported surfaces for seagrass
local surfaces = {
{ "dirt", "mcl_core:dirt" },
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{ "sand", "mcl_core:sand", 1 },
{ "redsand", "mcl_core:redsand", 1 },
{ "gravel", "mcl_core:gravel", 1 },
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}
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local function seagrass_on_place(itemstack, placer, pointed_thing)
if pointed_thing.type ~= "node" or not placer then
return itemstack
end
local player_name = placer:get_player_name()
local pos_under = pointed_thing.under
local pos_above = pointed_thing.above
local node_under = minetest.get_node(pos_under)
local node_above = minetest.get_node(pos_above)
local def_under = minetest.registered_nodes[node_under.name]
local def_above = minetest.registered_nodes[node_above.name]
if def_under and def_under.on_rightclick and not placer:get_player_control().sneak then
return def_under.on_rightclick(pos_under, node_under,
placer, itemstack, pointed_thing) or itemstack
end
if pos_under.y >= pos_above.y then
return itemstack
end
-- Placement rules:
-- Seagrass can only be placed on top of dirt inside water
local g_above_water = minetest.get_item_group(node_above.name, "water")
if not (g_above_water ~= 0 and def_above.liquidtype == "source") then
return itemstack
end
if minetest.is_protected(pos_under, player_name) or
minetest.is_protected(pos_above, player_name) then
minetest.log("action", player_name
.. " tried to place " .. itemstack:get_name()
.. " at protected position "
.. minetest.pos_to_string(pos_under))
minetest.record_protection_violation(pos_under, player_name)
return itemstack
end
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-- Select a seagrass node
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if node_under.name == "mcl_core:dirt" then
node_under.name = "mcl_ocean:seagrass_dirt"
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elseif node_under.name == "mcl_core:sand" then
node_under.name = "mcl_ocean:seagrass_sand"
elseif node_under.name == "mcl_core:redsand" then
node_under.name = "mcl_ocean:seagrass_redsand"
elseif node_under.name == "mcl_core:gravel" then
node_under.name = "mcl_ocean:seagrass_gravel"
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else
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return itemstack
end
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node_under.param2 = minetest.registered_items[node_under.name].place_param2 or 3
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if node_under.param2 < 8 and math.random(1,2) == 1 then
-- Random horizontal displacement
node_under.param2 = node_under.param2 + 8
end
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local def_node = minetest.registered_items[node_under.name]
if def_node.sounds then
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minetest.sound_play(def_node.sounds.place, { gain = 0.5, pos = pos_under }, true)
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end
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minetest.set_node(pos_under, node_under)
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if not minetest.is_creative_enabled(player_name) then
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itemstack:take_item()
end
return itemstack
end
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minetest.register_craftitem("mcl_ocean:seagrass", {
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description = S("Seagrass"),
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_tt_help = S("Grows in water on dirt, sand, gravel"),
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_doc_items_create_entry = false,
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inventory_image = "mcl_ocean_seagrass.png^[verticalframe:12:0",
wield_image = "mcl_ocean_seagrass.png^[verticalframe:12:0",
on_place = seagrass_on_place,
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groups = { deco_block = 1 },
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})
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-- Seagrass nodes: seagrass on a surface node
for s=1, #surfaces do
local def = minetest.registered_nodes[surfaces[s][2]]
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local alt
if surfaces[s][3] == 1 then
alt = surfaces[s][2]
end
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local sounds = table.copy(def.sounds)
local leaf_sounds = mcl_sounds.node_sound_leaves_defaults()
sounds.dig = leaf_sounds.dig
sounds.dug = leaf_sounds.dug
sounds.place = leaf_sounds.place
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local doc_longdesc, doc_img, desc
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if surfaces[s][1] == "dirt" then
doc_longdesc = S("Seagrass grows inside water on top of dirt, sand or gravel.")
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desc = S("Seagrass")
doc_create = true
doc_img = "mcl_ocean_seagrass.png"
else
doc_create = false
end
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minetest.register_node("mcl_ocean:seagrass_"..surfaces[s][1], {
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_doc_items_entry_name = desc,
_doc_items_longdesc = doc_longdesc,
_doc_items_create_entry = doc_create,
_doc_items_image = "mcl_ocean_seagrass.png^[verticalframe:12:0",
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drawtype = "plantlike_rooted",
paramtype = "light",
paramtype2 = "meshoptions",
place_param2 = 3,
tiles = def.tiles,
special_tiles = {
{
image = "mcl_ocean_seagrass.png",
animation = {type="vertical_frames", aspect_w=16, aspect_h=16, length=1.0},
}
},
inventory_image = "("..def.tiles[1]..")^(mcl_ocean_seagrass.png^[verticalframe:12:0)",
wield_image = "mcl_ocean_seagrass.png^[verticalframe:12:0",
selection_box = {
type = "fixed",
fixed = {
{ -0.5, -0.5, -0.5, 0.5, 0.5, 0.5 },
{ -0.5, 0.5, -0.5, 0.5, 1.3, 0.5 },
},
},
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groups = { handy = 1, shearsy = 1, deco_block = 1, plant = 1, seagrass = 1, falling_node = surfaces[s][3], not_in_creative_inventory = 1 },
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sounds = sounds,
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node_dig_prediction = surfaces[s][2],
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after_dig_node = function(pos)
minetest.set_node(pos, {name=surfaces[s][2]})
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end,
drop = "",
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_mcl_falling_node_alternative = alt,
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_mcl_shears_drop = { "mcl_ocean:seagrass" },
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_mcl_hardness = 0,
_mcl_blast_resistance = 0,
})
if mod_doc and surfaces[s][1] ~= "dirt" then
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doc.add_entry_alias("nodes", "mcl_ocean:seagrass_dirt", "nodes", "mcl_ocean:seagrass_"..surfaces[s][1])
end
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end
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if mod_doc then
doc.add_entry_alias("nodes", "mcl_ocean:seagrass_dirt", "craftitems", "mcl_ocean:seagrass")
end