Zefram
2014-04-28 99fd5dfee5a70b0656e40787168d2c67ba417738
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
628a18 58                 timber_nodenames["moretrees:fir_leaves"]               = true
A 59                 timber_nodenames["moretrees:fir_leaves_bright"]        = true
8e03d7 60                 timber_nodenames["moretrees:sequoia_leaves"]           = true
R 61                 timber_nodenames["moretrees:birch_leaves"]             = true
62                 timber_nodenames["moretrees:birch_leaves"]             = true
63                 timber_nodenames["moretrees:palm_leaves"]              = true
64                 timber_nodenames["moretrees:spruce_leaves"]            = true
65                 timber_nodenames["moretrees:spruce_leaves"]            = true
66                 timber_nodenames["moretrees:pine_leaves"]              = true
67                 timber_nodenames["moretrees:willow_leaves"]            = true
68                 timber_nodenames["moretrees:jungletree_leaves_green"]  = true
69                 timber_nodenames["moretrees:jungletree_leaves_yellow"] = true
70                 timber_nodenames["moretrees:jungletree_leaves_red"]    = true
71         end
72 end
82cba9 73
8e03d7 74 -- Support growing_trees if it is there
R 75 if( minetest.get_modpath("growing_trees") ~= nil ) then
76         timber_nodenames["growing_trees:trunk"]         = true
77         timber_nodenames["growing_trees:medium_trunk"]  = true
78         timber_nodenames["growing_trees:big_trunk"]     = true
79         timber_nodenames["growing_trees:trunk_top"]     = true
80         timber_nodenames["growing_trees:trunk_sprout"]  = true
81         timber_nodenames["growing_trees:branch_sprout"] = true
82         timber_nodenames["growing_trees:branch"]        = true
83         timber_nodenames["growing_trees:branch_xmzm"]   = true
84         timber_nodenames["growing_trees:branch_xpzm"]   = true
85         timber_nodenames["growing_trees:branch_xmzp"]   = true
86         timber_nodenames["growing_trees:branch_xpzp"]   = true
87         timber_nodenames["growing_trees:branch_zz"]     = true
88         timber_nodenames["growing_trees:branch_xx"]     = true
82cba9 89
8e03d7 90         if chainsaw_leaves == true then
R 91                 timber_nodenames["growing_trees:leaves"] = true
92         end
93 end
94
95 -- Support growing_cactus if it is there
96 if( minetest.get_modpath("growing_cactus") ~= nil ) then
97         timber_nodenames["growing_cactus:sprout"]                       = true
98         timber_nodenames["growing_cactus:branch_sprout_vertical"]       = true
99         timber_nodenames["growing_cactus:branch_sprout_vertical_fixed"] = true
100         timber_nodenames["growing_cactus:branch_sprout_xp"]             = true
101         timber_nodenames["growing_cactus:branch_sprout_xm"]             = true
102         timber_nodenames["growing_cactus:branch_sprout_zp"]             = true
103         timber_nodenames["growing_cactus:branch_sprout_zm"]             = true
104         timber_nodenames["growing_cactus:trunk"]                        = true
105         timber_nodenames["growing_cactus:branch_trunk"]                 = true
106         timber_nodenames["growing_cactus:branch"]                       = true
107         timber_nodenames["growing_cactus:branch_xp"]                    = true
108         timber_nodenames["growing_cactus:branch_xm"]                    = true
109         timber_nodenames["growing_cactus:branch_zp"]                    = true
110         timber_nodenames["growing_cactus:branch_zm"]                    = true
111         timber_nodenames["growing_cactus:branch_zz"]                    = true
112         timber_nodenames["growing_cactus:branch_xx"]                    = true
113 end
114
115 -- Support farming_plus if it is there
116 if( minetest.get_modpath("farming_plus") ~= nil ) then
117    if chainsaw_leaves == true then
118       timber_nodenames["farming_plus:cocoa_leaves"] = true
119    end
120 end
121
5cf765 122
S 123 local S = technic.getter
124
125 technic.register_power_tool("technic:chainsaw", chainsaw_max_charge)
126
8e03d7 127 -- Table for saving what was sawed down
5cf765 128 local produced = nil
8e03d7 129
R 130 -- Override the default handling routine to be able to count up the
131 -- items sawed down so that we can drop them i an nice single stack
5cf765 132 local function chainsaw_handle_node_drops(pos, drops, digger)
8e03d7 133         -- Add dropped items to list of collected nodes
R 134         local _, dropped_item
135         for _, dropped_item in ipairs(drops) do
136                 if produced[dropped_item] == nil then
137                         produced[dropped_item] = 1
138                 else
139                         produced[dropped_item] = produced[dropped_item] + 1
140                 end
141         end
142 end
143
144 -- This function does all the hard work. Recursively we dig the node at hand
145 -- if it is in the table and then search the surroundings for more stuff to dig.
5cf765 146 local function recursive_dig(pos, remaining_charge, player)
8e03d7 147         local node=minetest.env:get_node(pos)
R 148         local i=1
149         -- Lookup node name in timber table:
150         if timber_nodenames[node.name] ~= nil then
151                 -- Return if we are out of power
152                 if remaining_charge < chainsaw_charge_per_node then
153                         return 0
154                 end
155                 local np
156                 -- wood found - cut it.
157                 minetest.env:dig_node(pos)
158
159                 remaining_charge=remaining_charge-chainsaw_charge_per_node
160                 -- check surroundings and run recursively if any charge left
161                 np={x=pos.x+1, y=pos.y, z=pos.z}
162                 if timber_nodenames[minetest.env:get_node(np).name] ~= nil then
163                         remaining_charge = recursive_dig(np, remaining_charge)
164                 end
165                 np={x=pos.x+1, y=pos.y, z=pos.z+1}
166                 if timber_nodenames[minetest.env:get_node(np).name] ~= nil then
167                         remaining_charge = recursive_dig(np, remaining_charge)
168                 end
169                 np={x=pos.x+1, y=pos.y, z=pos.z-1}
170                 if timber_nodenames[minetest.env:get_node(np).name] ~= nil then
171                         remaining_charge = recursive_dig(np, remaining_charge)
172                 end
173
174                 np={x=pos.x-1, y=pos.y, z=pos.z}
175                 if timber_nodenames[minetest.env:get_node(np).name] ~= nil then
176                         remaining_charge = recursive_dig(np, remaining_charge)
177                 end
178                 np={x=pos.x-1, y=pos.y, z=pos.z+1}
179                 if timber_nodenames[minetest.env:get_node(np).name] ~= nil then
180                         remaining_charge = recursive_dig(np, remaining_charge)
181                 end
182                 np={x=pos.x-1, y=pos.y, z=pos.z-1}
183                 if timber_nodenames[minetest.env:get_node(np).name] ~= nil then
184                         remaining_charge = recursive_dig(np, remaining_charge)
185                 end
186
187                 np={x=pos.x, y=pos.y+1, z=pos.z}
188                 if timber_nodenames[minetest.env:get_node(np).name] ~= nil then
189                         remaining_charge = recursive_dig(np, remaining_charge)
190                 end
191
192                 np={x=pos.x, y=pos.y, z=pos.z+1}
193                 if timber_nodenames[minetest.env:get_node(np).name] ~= nil then
194                         remaining_charge = recursive_dig(np, remaining_charge)
195                 end
196                 np={x=pos.x, y=pos.y, z=pos.z-1}
197                 if timber_nodenames[minetest.env:get_node(np).name] ~= nil then
198                         remaining_charge = recursive_dig(np, remaining_charge)
199                 end
200                 return remaining_charge
201         end
202         -- Nothing sawed down
203         return remaining_charge
e23f87 204 end
19c9a0 205
5cf765 206 -- Saw down trees entry point
S 207 local function chainsaw_dig_it(pos, player,current_charge)
bab851 208     if minetest.is_protected(pos, player:get_player_name()) then
S 209         minetest.record_protection_violation(pos, player:get_player_name())
210         return current_charge
211     end
5cf765 212         local remaining_charge=current_charge
S 213
214         -- Save the currently installed dropping mechanism so we can restore it.
215     local original_handle_node_drops = minetest.handle_node_drops
216
217         -- A bit of trickery here: use a different node drop callback
218         -- and restore the original afterwards.
219         minetest.handle_node_drops = chainsaw_handle_node_drops
220
221         -- clear result and start sawing things down
222         produced = {}
223         remaining_charge = recursive_dig(pos, remaining_charge, player)
224         minetest.sound_play("chainsaw", {pos = pos, gain = 1.0, max_hear_distance = 10,})
225
226         -- Restore the original noder drop handler
227         minetest.handle_node_drops = original_handle_node_drops
228
229         -- Now drop items for the player
230         local number, produced_item, p
231         for produced_item,number in pairs(produced) do
232                 --print("ADDING ITEM: " .. produced_item .. " " .. number)
233                 -- Drop stacks of 99 or less
234                 p = {
235                         x = pos.x + math.random()*4,
236                         y = pos.y,
237                         z = pos.z + math.random()*4
238                 }
239                 while number > 99 do
240                         minetest.env:add_item(p, produced_item .. " 99")
241                         p = {
242                                 x = pos.x + math.random()*4,
243                                 y = pos.y,
244                                 z = pos.z + math.random()*4
245                         }
246                         number = number - 99
247                 end
248                 minetest.env:add_item(p, produced_item .. " " .. number)
249         end
250         return remaining_charge
251 end
252
253
254 minetest.register_tool("technic:chainsaw", {
255     description = S("Chainsaw"),
256     inventory_image = "technic_chainsaw.png",
257     stack_max = 1,
99fd5d 258     wear_represents = "technic_RE_charge",
5cf765 259     on_use = function(itemstack, user, pointed_thing)
S 260         if pointed_thing.type ~= "node" then
261             return itemstack
262         end
263         local meta = minetest.deserialize(itemstack:get_metadata())
264         if not meta or not meta.charge then
265             return
266         end
267         -- Send current charge to digging function so that the chainsaw will stop after digging a number of nodes.
268         if meta.charge < chainsaw_charge_per_node then
269             return
270         end
271
272         local pos = minetest.get_pointed_thing_position(pointed_thing, above)
273         meta.charge = chainsaw_dig_it(pos, user, meta.charge)
274         technic.set_RE_wear(itemstack, meta.charge, chainsaw_max_charge)
275         itemstack:set_metadata(minetest.serialize(meta))
276         return itemstack
277     end,
278 })
279
280 minetest.register_craft({
281         output = 'technic:chainsaw',
282         recipe = {
283                 {'technic:stainless_steel_ingot', 'technic:stainless_steel_ingot', 'technic:battery'},
284                 {'technic:stainless_steel_ingot', 'technic:motor',                 'technic:battery'},
285                 {'',                               '',                             'default:copper_ingot'},
286         }
287 })
288