ShadowNinja
2013-12-17 5cf765b2f19ef9bf443178e26787fe16233b3f4c
commit | author | age
8e03d7 1 -- Configuration
R 2 local chainsaw_max_charge      = 30000 -- 30000 - Maximum charge of the saw
3 local chainsaw_charge_per_node = 12    -- 12    - Gives 2500 nodes on a single charge (about 50 complete normal trees)
4 local chainsaw_leaves          = true  -- true  - Cut down entire trees, leaves and all
5
6 -- The default stuff
7 local timber_nodenames={["default:jungletree"] = true,
8                         ["default:papyrus"]    = true,
9                         ["default:cactus"]     = true,
10                         ["default:tree"]       = true,
11                         ["default:apple"]      = true
12 }
82cba9 13
8e03d7 14 if chainsaw_leaves == true then
R 15         timber_nodenames["default:leaves"] = true
16 end
82cba9 17
ee0765 18 -- technic_worldgen defines rubber trees if moretrees isn't installed
S 19 if minetest.get_modpath("technic_worldgen") or
20    minetest.get_modpath("moretrees") then
21     timber_nodenames["moretrees:rubber_tree_trunk_empty"] = true
22     timber_nodenames["moretrees:rubber_tree_trunk"]       = true
23     if chainsaw_leaves then
24                 timber_nodenames["moretrees:rubber_tree_leaves"] = true
25     end
26 end
27
8e03d7 28 -- Support moretrees if it is there
R 29 if( minetest.get_modpath("moretrees") ~= nil ) then
30         timber_nodenames["moretrees:apple_tree_trunk"]                 = true
31         timber_nodenames["moretrees:apple_tree_trunk_sideways"]        = true
32         timber_nodenames["moretrees:beech_trunk"]                      = true
33         timber_nodenames["moretrees:beech_trunk_sideways"]             = true
34         timber_nodenames["moretrees:birch_trunk"]                      = true
35         timber_nodenames["moretrees:birch_trunk_sideways"]             = true
36         timber_nodenames["moretrees:fir_trunk"]                        = true
37         timber_nodenames["moretrees:fir_trunk_sideways"]               = true
38         timber_nodenames["moretrees:oak_trunk"]                        = true
39         timber_nodenames["moretrees:oak_trunk_sideways"]               = true
40         timber_nodenames["moretrees:palm_trunk"]                       = true
41         timber_nodenames["moretrees:palm_trunk_sideways"]              = true
42         timber_nodenames["moretrees:pine_trunk"]                       = true
43         timber_nodenames["moretrees:pine_trunk_sideways"]              = true
44         timber_nodenames["moretrees:rubber_tree_trunk_sideways"]       = true
45         timber_nodenames["moretrees:rubber_tree_trunk_sideways_empty"] = true
46         timber_nodenames["moretrees:sequoia_trunk"]                    = true
47         timber_nodenames["moretrees:sequoia_trunk_sideways"]           = true
48         timber_nodenames["moretrees:spruce_trunk"]                     = true
49         timber_nodenames["moretrees:spruce_trunk_sideways"]            = true
50         timber_nodenames["moretrees:willow_trunk"]                     = true
51         timber_nodenames["moretrees:willow_trunk_sideways"]            = true
52         timber_nodenames["moretrees:jungletree_trunk"]                 = true
53         timber_nodenames["moretrees:jungletree_trunk_sideways"]        = true
82cba9 54
ee0765 55         if chainsaw_leaves then
8e03d7 56                 timber_nodenames["moretrees:apple_tree_leaves"]        = true
R 57                 timber_nodenames["moretrees:oak_leaves"]               = true
58                 timber_nodenames["moretrees:sequoia_leaves"]           = true
59                 timber_nodenames["moretrees:birch_leaves"]             = true
60                 timber_nodenames["moretrees:birch_leaves"]             = true
61                 timber_nodenames["moretrees:palm_leaves"]              = true
62                 timber_nodenames["moretrees:spruce_leaves"]            = true
63                 timber_nodenames["moretrees:spruce_leaves"]            = true
64                 timber_nodenames["moretrees:pine_leaves"]              = true
65                 timber_nodenames["moretrees:willow_leaves"]            = true
66                 timber_nodenames["moretrees:jungletree_leaves_green"]  = true
67                 timber_nodenames["moretrees:jungletree_leaves_yellow"] = true
68                 timber_nodenames["moretrees:jungletree_leaves_red"]    = true
69         end
70 end
82cba9 71
8e03d7 72 -- Support growing_trees if it is there
R 73 if( minetest.get_modpath("growing_trees") ~= nil ) then
74         timber_nodenames["growing_trees:trunk"]         = true
75         timber_nodenames["growing_trees:medium_trunk"]  = true
76         timber_nodenames["growing_trees:big_trunk"]     = true
77         timber_nodenames["growing_trees:trunk_top"]     = true
78         timber_nodenames["growing_trees:trunk_sprout"]  = true
79         timber_nodenames["growing_trees:branch_sprout"] = true
80         timber_nodenames["growing_trees:branch"]        = true
81         timber_nodenames["growing_trees:branch_xmzm"]   = true
82         timber_nodenames["growing_trees:branch_xpzm"]   = true
83         timber_nodenames["growing_trees:branch_xmzp"]   = true
84         timber_nodenames["growing_trees:branch_xpzp"]   = true
85         timber_nodenames["growing_trees:branch_zz"]     = true
86         timber_nodenames["growing_trees:branch_xx"]     = true
82cba9 87
8e03d7 88         if chainsaw_leaves == true then
R 89                 timber_nodenames["growing_trees:leaves"] = true
90         end
91 end
92
93 -- Support growing_cactus if it is there
94 if( minetest.get_modpath("growing_cactus") ~= nil ) then
95         timber_nodenames["growing_cactus:sprout"]                       = true
96         timber_nodenames["growing_cactus:branch_sprout_vertical"]       = true
97         timber_nodenames["growing_cactus:branch_sprout_vertical_fixed"] = true
98         timber_nodenames["growing_cactus:branch_sprout_xp"]             = true
99         timber_nodenames["growing_cactus:branch_sprout_xm"]             = true
100         timber_nodenames["growing_cactus:branch_sprout_zp"]             = true
101         timber_nodenames["growing_cactus:branch_sprout_zm"]             = true
102         timber_nodenames["growing_cactus:trunk"]                        = true
103         timber_nodenames["growing_cactus:branch_trunk"]                 = true
104         timber_nodenames["growing_cactus:branch"]                       = true
105         timber_nodenames["growing_cactus:branch_xp"]                    = true
106         timber_nodenames["growing_cactus:branch_xm"]                    = true
107         timber_nodenames["growing_cactus:branch_zp"]                    = true
108         timber_nodenames["growing_cactus:branch_zm"]                    = true
109         timber_nodenames["growing_cactus:branch_zz"]                    = true
110         timber_nodenames["growing_cactus:branch_xx"]                    = true
111 end
112
113 -- Support farming_plus if it is there
114 if( minetest.get_modpath("farming_plus") ~= nil ) then
115    if chainsaw_leaves == true then
116       timber_nodenames["farming_plus:cocoa_leaves"] = true
117    end
118 end
119
5cf765 120
S 121 local S = technic.getter
122
123 technic.register_power_tool("technic:chainsaw", chainsaw_max_charge)
124
8e03d7 125 -- Table for saving what was sawed down
5cf765 126 local produced = nil
8e03d7 127
R 128 -- Override the default handling routine to be able to count up the
129 -- items sawed down so that we can drop them i an nice single stack
5cf765 130 local function chainsaw_handle_node_drops(pos, drops, digger)
8e03d7 131         -- Add dropped items to list of collected nodes
R 132         local _, dropped_item
133         for _, dropped_item in ipairs(drops) do
134                 if produced[dropped_item] == nil then
135                         produced[dropped_item] = 1
136                 else
137                         produced[dropped_item] = produced[dropped_item] + 1
138                 end
139         end
140 end
141
142 -- This function does all the hard work. Recursively we dig the node at hand
143 -- if it is in the table and then search the surroundings for more stuff to dig.
5cf765 144 local function recursive_dig(pos, remaining_charge, player)
8e03d7 145         local node=minetest.env:get_node(pos)
R 146         local i=1
147         -- Lookup node name in timber table:
148         if timber_nodenames[node.name] ~= nil then
149                 -- Return if we are out of power
150                 if remaining_charge < chainsaw_charge_per_node then
151                         return 0
152                 end
153                 local np
154                 -- wood found - cut it.
155                 minetest.env:dig_node(pos)
156
157                 remaining_charge=remaining_charge-chainsaw_charge_per_node
158                 -- check surroundings and run recursively if any charge left
159                 np={x=pos.x+1, y=pos.y, z=pos.z}
160                 if timber_nodenames[minetest.env:get_node(np).name] ~= nil then
161                         remaining_charge = recursive_dig(np, remaining_charge)
162                 end
163                 np={x=pos.x+1, y=pos.y, z=pos.z+1}
164                 if timber_nodenames[minetest.env:get_node(np).name] ~= nil then
165                         remaining_charge = recursive_dig(np, remaining_charge)
166                 end
167                 np={x=pos.x+1, y=pos.y, z=pos.z-1}
168                 if timber_nodenames[minetest.env:get_node(np).name] ~= nil then
169                         remaining_charge = recursive_dig(np, remaining_charge)
170                 end
171
172                 np={x=pos.x-1, y=pos.y, z=pos.z}
173                 if timber_nodenames[minetest.env:get_node(np).name] ~= nil then
174                         remaining_charge = recursive_dig(np, remaining_charge)
175                 end
176                 np={x=pos.x-1, y=pos.y, z=pos.z+1}
177                 if timber_nodenames[minetest.env:get_node(np).name] ~= nil then
178                         remaining_charge = recursive_dig(np, remaining_charge)
179                 end
180                 np={x=pos.x-1, y=pos.y, z=pos.z-1}
181                 if timber_nodenames[minetest.env:get_node(np).name] ~= nil then
182                         remaining_charge = recursive_dig(np, remaining_charge)
183                 end
184
185                 np={x=pos.x, y=pos.y+1, z=pos.z}
186                 if timber_nodenames[minetest.env:get_node(np).name] ~= nil then
187                         remaining_charge = recursive_dig(np, remaining_charge)
188                 end
189
190                 np={x=pos.x, y=pos.y, z=pos.z+1}
191                 if timber_nodenames[minetest.env:get_node(np).name] ~= nil then
192                         remaining_charge = recursive_dig(np, remaining_charge)
193                 end
194                 np={x=pos.x, y=pos.y, z=pos.z-1}
195                 if timber_nodenames[minetest.env:get_node(np).name] ~= nil then
196                         remaining_charge = recursive_dig(np, remaining_charge)
197                 end
198                 return remaining_charge
199         end
200         -- Nothing sawed down
201         return remaining_charge
e23f87 202 end
19c9a0 203
5cf765 204 -- Saw down trees entry point
S 205 local function chainsaw_dig_it(pos, player,current_charge)
206         local remaining_charge=current_charge
207
208         -- Save the currently installed dropping mechanism so we can restore it.
209     local original_handle_node_drops = minetest.handle_node_drops
210
211         -- A bit of trickery here: use a different node drop callback
212         -- and restore the original afterwards.
213         minetest.handle_node_drops = chainsaw_handle_node_drops
214
215         -- clear result and start sawing things down
216         produced = {}
217         remaining_charge = recursive_dig(pos, remaining_charge, player)
218         minetest.sound_play("chainsaw", {pos = pos, gain = 1.0, max_hear_distance = 10,})
219
220         -- Restore the original noder drop handler
221         minetest.handle_node_drops = original_handle_node_drops
222
223         -- Now drop items for the player
224         local number, produced_item, p
225         for produced_item,number in pairs(produced) do
226                 --print("ADDING ITEM: " .. produced_item .. " " .. number)
227                 -- Drop stacks of 99 or less
228                 p = {
229                         x = pos.x + math.random()*4,
230                         y = pos.y,
231                         z = pos.z + math.random()*4
232                 }
233                 while number > 99 do
234                         minetest.env:add_item(p, produced_item .. " 99")
235                         p = {
236                                 x = pos.x + math.random()*4,
237                                 y = pos.y,
238                                 z = pos.z + math.random()*4
239                         }
240                         number = number - 99
241                 end
242                 minetest.env:add_item(p, produced_item .. " " .. number)
243         end
244         return remaining_charge
245 end
246
247
248 minetest.register_tool("technic:chainsaw", {
249     description = S("Chainsaw"),
250     inventory_image = "technic_chainsaw.png",
251     stack_max = 1,
252     on_use = function(itemstack, user, pointed_thing)
253         if pointed_thing.type ~= "node" then
254             return itemstack
255         end
256         local meta = minetest.deserialize(itemstack:get_metadata())
257         if not meta or not meta.charge then
258             return
259         end
260         -- Send current charge to digging function so that the chainsaw will stop after digging a number of nodes.
261         if meta.charge < chainsaw_charge_per_node then
262             return
263         end
264
265         local pos = minetest.get_pointed_thing_position(pointed_thing, above)
266         meta.charge = chainsaw_dig_it(pos, user, meta.charge)
267         technic.set_RE_wear(itemstack, meta.charge, chainsaw_max_charge)
268         itemstack:set_metadata(minetest.serialize(meta))
269         return itemstack
270     end,
271 })
272
273 minetest.register_craft({
274         output = 'technic:chainsaw',
275         recipe = {
276                 {'technic:stainless_steel_ingot', 'technic:stainless_steel_ingot', 'technic:battery'},
277                 {'technic:stainless_steel_ingot', 'technic:motor',                 'technic:battery'},
278                 {'',                               '',                             'default:copper_ingot'},
279         }
280 })
281