mods/flowers/init.lua

   1 -- Minetest 0.4 mod: default
   2 -- See README.txt for licensing and other information.
   3
   4
   5 -- Namespace for functions
   6
   7 flowers = {}
   8
   9
  10 -- Map Generation
  11
  12 dofile(minetest.get_modpath("flowers") .. "/mapgen.lua")
  13
  14
  15 --
  16 -- Flowers
  17 --
  18
  19 -- Aliases for original flowers mod
  20
  21 minetest.register_alias("flowers:flower_rose", "flowers:rose")
  22 minetest.register_alias("flowers:flower_tulip", "flowers:tulip")
  23 minetest.register_alias("flowers:flower_dandelion_yellow", "flowers:dandelion_yellow")
  24 minetest.register_alias("flowers:flower_geranium", "flowers:geranium")
  25 minetest.register_alias("flowers:flower_viola", "flowers:viola")
  26 minetest.register_alias("flowers:flower_dandelion_white", "flowers:dandelion_white")
  27
  28
  29 -- Flower registration
  30
  31 local function add_simple_flower(name, desc, box, f_groups)
  32         -- Common flowers' groups
  33         f_groups.snappy = 3
  34         f_groups.flower = 1
  35         f_groups.flora = 1
  36         f_groups.attached_node = 1
  37
  38         minetest.register_node("flowers:" .. name, {
  39                 description = desc,
  40                 drawtype = "plantlike",
  41                 waving = 1,
  42                 tiles = {"flowers_" .. name .. ".png"},
  43                 inventory_image = "flowers_" .. name .. ".png",
  44                 wield_image = "flowers_" .. name .. ".png",
  45                 sunlight_propagates = true,
  46                 paramtype = "light",
  47                 walkable = false,
  48                 buildable_to = true,
  49                 stack_max = 99,
  50                 groups = f_groups,
  51                 sounds = default.node_sound_leaves_defaults(),
  52                 selection_box = {
  53                         type = "fixed",
  54                         fixed = box
  55                 }
  56         })
  57 end
  58
  59 flowers.datas = {
  60         {
  61                 "rose",
  62                 "Rose",
  63                 {-2 / 16, -0.5, -2 / 16, 2 / 16, 5 / 16, 2 / 16},
  64                 {color_red = 1, flammable = 1}
  65         },
  66         {
  67                 "tulip",
  68                 "Orange Tulip",
  69                 {-2 / 16, -0.5, -2 / 16, 2 / 16, 3 / 16, 2 / 16},
  70                 {color_orange = 1, flammable = 1}
  71         },
  72         {
  73                 "dandelion_yellow",
  74                 "Yellow Dandelion",
  75                 {-2 / 16, -0.5, -2 / 16, 2 / 16, 4 / 16, 2 / 16},
  76                 {color_yellow = 1, flammable = 1}
  77         },
  78         {
  79                 "geranium",
  80                 "Blue Geranium",
  81                 {-2 / 16, -0.5, -2 / 16, 2 / 16, 2 / 16, 2 / 16},
  82                 {color_blue = 1, flammable = 1}
  83         },
  84         {
  85                 "viola",
  86                 "Viola",
  87                 {-5 / 16, -0.5, -5 / 16, 5 / 16, -1 / 16, 5 / 16},
  88                 {color_violet = 1, flammable = 1}
  89         },
  90         {
  91                 "dandelion_white",
  92                 "White dandelion",
  93                 {-5 / 16, -0.5, -5 / 16, 5 / 16, -2 / 16, 5 / 16},
  94                 {color_white = 1, flammable = 1}
  95         },
  96 }
  97
  98 for _,item in pairs(flowers.datas) do
  99         add_simple_flower(unpack(item))
 100 end
 101
 102
 103 -- Flower spread
 104 -- Public function to enable override by mods
 105
 106 function flowers.flower_spread(pos, node)
 107         pos.y = pos.y - 1
 108         local under = minetest.get_node(pos)
 109         pos.y = pos.y + 1
 110         -- Replace flora with dry shrub in desert sand and silver sand,
 111         -- as this is the only way to generate them.
 112         -- However, preserve grasses in sand dune biomes.
 113         if minetest.get_item_group(under.name, "sand") == 1 and
 114                         under.name ~= "default:sand" then
 115                 minetest.set_node(pos, {name = "default:dry_shrub"})
 116                 return
 117         end
 118
 119         if minetest.get_item_group(under.name, "soil") == 0 then
 120                 return
 121         end
 122
 123         local light = minetest.get_node_light(pos)
 124         if not light or light < 13 then
 125                 return
 126         end
 127
 128         local pos0 = vector.subtract(pos, 4)
 129         local pos1 = vector.add(pos, 4)
 130         if #minetest.find_nodes_in_area(pos0, pos1, "group:flora") > 3 then
 131                 return
 132         end
 133
 134         local soils = minetest.find_nodes_in_area_under_air(
 135                 pos0, pos1, "group:soil")
 136         if #soils > 0 then
 137                 local seedling = soils[math.random(#soils)]
 138                 local seedling_above =
 139                         {x = seedling.x, y = seedling.y + 1, z = seedling.z}
 140                 light = minetest.get_node_light(seedling_above)
 141                 if not light or light < 13 or
 142                                 -- Desert sand is in the soil group
 143                                 minetest.get_node(seedling).name == "default:desert_sand" then
 144                         return
 145                 end
 146
 147                 minetest.set_node(seedling_above, {name = node.name})
 148         end
 149 end
 150
 151 minetest.register_abm({
 152         label = "Flower spread",
 153         nodenames = {"group:flora"},
 154         interval = 13,
 155         chance = 96,
 156         action = function(...)
 157                 flowers.flower_spread(...)
 158         end,
 159 })
 160
 161
 162 --
 163 -- Mushrooms
 164 --
 165
 166 minetest.register_node("flowers:mushroom_red", {
 167         description = "Red Mushroom",
 168         tiles = {"flowers_mushroom_red.png"},
 169         inventory_image = "flowers_mushroom_red.png",
 170         wield_image = "flowers_mushroom_red.png",
 171         drawtype = "plantlike",
 172         paramtype = "light",
 173         sunlight_propagates = true,
 174         walkable = false,
 175         buildable_to = true,
 176         groups = {snappy = 3, attached_node = 1, flammable = 1},
 177         sounds = default.node_sound_leaves_defaults(),
 178         on_use = minetest.item_eat(-5),
 179         selection_box = {
 180                 type = "fixed",
 181                 fixed = {-4 / 16, -0.5, -4 / 16, 4 / 16, -1 / 16, 4 / 16},
 182         }
 183 })
 184
 185 minetest.register_node("flowers:mushroom_brown", {
 186         description = "Brown Mushroom",
 187         tiles = {"flowers_mushroom_brown.png"},
 188         inventory_image = "flowers_mushroom_brown.png",
 189         wield_image = "flowers_mushroom_brown.png",
 190         drawtype = "plantlike",
 191         paramtype = "light",
 192         sunlight_propagates = true,
 193         walkable = false,
 194         buildable_to = true,
 195         groups = {snappy = 3, attached_node = 1, flammable = 1},
 196         sounds = default.node_sound_leaves_defaults(),
 197         on_use = minetest.item_eat(1),
 198         selection_box = {
 199                 type = "fixed",
 200                 fixed = {-3 / 16, -0.5, -3 / 16, 3 / 16, -2 / 16, 3 / 16},
 201         }
 202 })
 203
 204
 205 -- Mushroom spread and death
 206
 207 minetest.register_abm({
 208         label = "Mushroom spread",
 209         nodenames = {"flowers:mushroom_brown", "flowers:mushroom_red"},
 210         interval = 11,
 211         chance = 50,
 212         action = function(pos, node)
 213                 if minetest.get_node_light(pos, nil) == 15 then
 214                         minetest.remove_node(pos)
 215                         return
 216                 end
 217                 local random = {
 218                         x = pos.x + math.random(-2, 2),
 219                         y = pos.y + math.random(-1, 1),
 220                         z = pos.z + math.random(-2, 2)
 221                 }
 222                 local random_node = minetest.get_node_or_nil(random)
 223                 if not random_node or random_node.name ~= "air" then
 224                         return
 225                 end
 226                 local node_under = minetest.get_node_or_nil({x = random.x,
 227                         y = random.y - 1, z = random.z})
 228                 if not node_under then
 229                         return
 230                 end
 231
 232                 if (minetest.get_item_group(node_under.name, "soil") ~= 0 or
 233                                 minetest.get_item_group(node_under.name, "tree") ~= 0) and
 234                                 minetest.get_node_light(pos, 0.5) <= 3 and
 235                                 minetest.get_node_light(random, 0.5) <= 3 then
 236                         minetest.set_node(random, {name = node.name})
 237                 end
 238         end
 239 })
 240
 241
 242 -- These old mushroom related nodes can be simplified now
 243
 244 minetest.register_alias("flowers:mushroom_spores_brown", "flowers:mushroom_brown")
 245 minetest.register_alias("flowers:mushroom_spores_red", "flowers:mushroom_red")
 246 minetest.register_alias("flowers:mushroom_fertile_brown", "flowers:mushroom_brown")
 247 minetest.register_alias("flowers:mushroom_fertile_red", "flowers:mushroom_red")
 248 minetest.register_alias("mushroom:brown_natural", "flowers:mushroom_brown")
 249 minetest.register_alias("mushroom:red_natural", "flowers:mushroom_red")
 250
 251
 252 --
 253 -- Waterlily
 254 --
 255
 256 minetest.register_node("flowers:waterlily", {
 257         description = "Waterlily",
 258         drawtype = "nodebox",
 259         paramtype = "light",
 260         paramtype2 = "facedir",
 261         tiles = {"flowers_waterlily.png", "flowers_waterlily_bottom.png"},
 262         inventory_image = "flowers_waterlily.png",
 263         wield_image = "flowers_waterlily.png",
 264         liquids_pointable = true,
 265         walkable = false,
 266         buildable_to = true,
 267         sunlight_propagates = true,
 268         floodable = true,
 269         groups = {snappy = 3, flower = 1, flammable = 1},
 270         sounds = default.node_sound_leaves_defaults(),
 271         node_placement_prediction = "",
 272         node_box = {
 273                 type = "fixed",
 274                 fixed = {-0.5, -31 / 64, -0.5, 0.5, -15 / 32, 0.5}
 275         },
 276         selection_box = {
 277                 type = "fixed",
 278                 fixed = {-7 / 16, -0.5, -7 / 16, 7 / 16, -15 / 32, 7 / 16}
 279         },
 280
 281         on_place = function(itemstack, placer, pointed_thing)
 282                 local pos = pointed_thing.above
 283                 local node = minetest.get_node(pointed_thing.under).name
 284                 local def = minetest.registered_nodes[node]
 285                 local player_name = placer:get_player_name()
 286
 287                 if def and def.liquidtype == "source" and
 288                                 minetest.get_item_group(node, "water") > 0 then
 289                         if not minetest.is_protected(pos, player_name) then
 290                                 minetest.set_node(pos, {name = "flowers:waterlily",
 291                                         param2 = math.random(0, 3)})
 292                                 if not minetest.setting_getbool("creative_mode") then
 293                                         itemstack:take_item()
 294                                 end
 295                         else
 296                                 minetest.chat_send_player(player_name, "Node is protected")
 297                                 minetest.record_protection_violation(pos, player_name)
 298                         end
 299                 end
 300
 301                 return itemstack
 302         end
 303 })