From 636b0f20df4fef3eef821c23ccc2f606828f5c6f Mon Sep 17 00:00:00 2001
From: Zefram <zefram@fysh.org>
Date: Mon, 07 Jul 2014 15:15:05 +0200
Subject: [PATCH] Handheld prospecting tool
---
technic/tools/chainsaw.lua | 460 ++++++++++++++++++++++++++++++---------------------------
1 files changed, 244 insertions(+), 216 deletions(-)
diff --git a/technic/tools/chainsaw.lua b/technic/tools/chainsaw.lua
index 19ba3e8..503c010 100644
--- a/technic/tools/chainsaw.lua
+++ b/technic/tools/chainsaw.lua
@@ -1,122 +1,128 @@
-- Configuration
-local chainsaw_max_charge = 30000 -- 30000 - Maximum charge of the saw
-local chainsaw_charge_per_node = 12 -- 12 - Gives 2500 nodes on a single charge (about 50 complete normal trees)
-local chainsaw_leaves = true -- true - Cut down entire trees, leaves and all
--- The default stuff
-local timber_nodenames={["default:jungletree"] = true,
- ["default:papyrus"] = true,
- ["default:cactus"] = true,
- ["default:tree"] = true,
- ["default:apple"] = true
+local chainsaw_max_charge = 30000 -- Maximum charge of the saw
+-- Gives 2500 nodes on a single charge (about 50 complete normal trees)
+local chainsaw_charge_per_node = 12
+-- Cut down tree leaves. Leaf decay may cause slowness on large trees
+-- if this is disabled.
+local chainsaw_leaves = true
+
+-- The default trees
+local timber_nodenames = {
+ ["default:jungletree"] = true,
+ ["default:papyrus"] = true,
+ ["default:cactus"] = true,
+ ["default:tree"] = true,
+ ["default:apple"] = true,
}
-if chainsaw_leaves == true then
- timber_nodenames["default:leaves"] = true
+if chainsaw_leaves then
+ timber_nodenames["default:leaves"] = true
+ timber_nodenames["default:jungleleaves"] = true
end
-- technic_worldgen defines rubber trees if moretrees isn't installed
if minetest.get_modpath("technic_worldgen") or
- minetest.get_modpath("moretrees") then
+ minetest.get_modpath("moretrees") then
timber_nodenames["moretrees:rubber_tree_trunk_empty"] = true
timber_nodenames["moretrees:rubber_tree_trunk"] = true
if chainsaw_leaves then
- timber_nodenames["moretrees:rubber_tree_leaves"] = true
+ timber_nodenames["moretrees:rubber_tree_leaves"] = true
end
end
-- Support moretrees if it is there
-if( minetest.get_modpath("moretrees") ~= nil ) then
- timber_nodenames["moretrees:apple_tree_trunk"] = true
- timber_nodenames["moretrees:apple_tree_trunk_sideways"] = true
- timber_nodenames["moretrees:beech_trunk"] = true
- timber_nodenames["moretrees:beech_trunk_sideways"] = true
- timber_nodenames["moretrees:birch_trunk"] = true
- timber_nodenames["moretrees:birch_trunk_sideways"] = true
- timber_nodenames["moretrees:fir_trunk"] = true
- timber_nodenames["moretrees:fir_trunk_sideways"] = true
- timber_nodenames["moretrees:oak_trunk"] = true
- timber_nodenames["moretrees:oak_trunk_sideways"] = true
- timber_nodenames["moretrees:palm_trunk"] = true
- timber_nodenames["moretrees:palm_trunk_sideways"] = true
- timber_nodenames["moretrees:pine_trunk"] = true
- timber_nodenames["moretrees:pine_trunk_sideways"] = true
- timber_nodenames["moretrees:rubber_tree_trunk_sideways"] = true
- timber_nodenames["moretrees:rubber_tree_trunk_sideways_empty"] = true
- timber_nodenames["moretrees:sequoia_trunk"] = true
- timber_nodenames["moretrees:sequoia_trunk_sideways"] = true
- timber_nodenames["moretrees:spruce_trunk"] = true
- timber_nodenames["moretrees:spruce_trunk_sideways"] = true
- timber_nodenames["moretrees:willow_trunk"] = true
- timber_nodenames["moretrees:willow_trunk_sideways"] = true
- timber_nodenames["moretrees:jungletree_trunk"] = true
- timber_nodenames["moretrees:jungletree_trunk_sideways"] = true
+if minetest.get_modpath("moretrees") then
+ timber_nodenames["moretrees:apple_tree_trunk"] = true
+ timber_nodenames["moretrees:apple_tree_trunk_sideways"] = true
+ timber_nodenames["moretrees:beech_trunk"] = true
+ timber_nodenames["moretrees:beech_trunk_sideways"] = true
+ timber_nodenames["moretrees:birch_trunk"] = true
+ timber_nodenames["moretrees:birch_trunk_sideways"] = true
+ timber_nodenames["moretrees:fir_trunk"] = true
+ timber_nodenames["moretrees:fir_trunk_sideways"] = true
+ timber_nodenames["moretrees:oak_trunk"] = true
+ timber_nodenames["moretrees:oak_trunk_sideways"] = true
+ timber_nodenames["moretrees:palm_trunk"] = true
+ timber_nodenames["moretrees:palm_trunk_sideways"] = true
+ timber_nodenames["moretrees:pine_trunk"] = true
+ timber_nodenames["moretrees:pine_trunk_sideways"] = true
+ timber_nodenames["moretrees:rubber_tree_trunk_sideways"] = true
+ timber_nodenames["moretrees:rubber_tree_trunk_sideways_empty"] = true
+ timber_nodenames["moretrees:sequoia_trunk"] = true
+ timber_nodenames["moretrees:sequoia_trunk_sideways"] = true
+ timber_nodenames["moretrees:spruce_trunk"] = true
+ timber_nodenames["moretrees:spruce_trunk_sideways"] = true
+ timber_nodenames["moretrees:willow_trunk"] = true
+ timber_nodenames["moretrees:willow_trunk_sideways"] = true
+ timber_nodenames["moretrees:jungletree_trunk"] = true
+ timber_nodenames["moretrees:jungletree_trunk_sideways"] = true
- if chainsaw_leaves then
- timber_nodenames["moretrees:apple_tree_leaves"] = true
- timber_nodenames["moretrees:oak_leaves"] = true
- timber_nodenames["moretrees:fir_leaves"] = true
- timber_nodenames["moretrees:fir_leaves_bright"] = true
- timber_nodenames["moretrees:sequoia_leaves"] = true
- timber_nodenames["moretrees:birch_leaves"] = true
- timber_nodenames["moretrees:birch_leaves"] = true
- timber_nodenames["moretrees:palm_leaves"] = true
- timber_nodenames["moretrees:spruce_leaves"] = true
- timber_nodenames["moretrees:spruce_leaves"] = true
- timber_nodenames["moretrees:pine_leaves"] = true
- timber_nodenames["moretrees:willow_leaves"] = true
- timber_nodenames["moretrees:jungletree_leaves_green"] = true
- timber_nodenames["moretrees:jungletree_leaves_yellow"] = true
- timber_nodenames["moretrees:jungletree_leaves_red"] = true
- end
+ if chainsaw_leaves then
+ timber_nodenames["moretrees:apple_tree_leaves"] = true
+ timber_nodenames["moretrees:oak_leaves"] = true
+ timber_nodenames["moretrees:fir_leaves"] = true
+ timber_nodenames["moretrees:fir_leaves_bright"] = true
+ timber_nodenames["moretrees:sequoia_leaves"] = true
+ timber_nodenames["moretrees:birch_leaves"] = true
+ timber_nodenames["moretrees:birch_leaves"] = true
+ timber_nodenames["moretrees:palm_leaves"] = true
+ timber_nodenames["moretrees:spruce_leaves"] = true
+ timber_nodenames["moretrees:spruce_leaves"] = true
+ timber_nodenames["moretrees:pine_leaves"] = true
+ timber_nodenames["moretrees:willow_leaves"] = true
+ timber_nodenames["moretrees:jungletree_leaves_green"] = true
+ timber_nodenames["moretrees:jungletree_leaves_yellow"] = true
+ timber_nodenames["moretrees:jungletree_leaves_red"] = true
+ end
end
--- Support growing_trees if it is there
-if( minetest.get_modpath("growing_trees") ~= nil ) then
- timber_nodenames["growing_trees:trunk"] = true
- timber_nodenames["growing_trees:medium_trunk"] = true
- timber_nodenames["growing_trees:big_trunk"] = true
- timber_nodenames["growing_trees:trunk_top"] = true
- timber_nodenames["growing_trees:trunk_sprout"] = true
- timber_nodenames["growing_trees:branch_sprout"] = true
- timber_nodenames["growing_trees:branch"] = true
- timber_nodenames["growing_trees:branch_xmzm"] = true
- timber_nodenames["growing_trees:branch_xpzm"] = true
- timber_nodenames["growing_trees:branch_xmzp"] = true
- timber_nodenames["growing_trees:branch_xpzp"] = true
- timber_nodenames["growing_trees:branch_zz"] = true
- timber_nodenames["growing_trees:branch_xx"] = true
+-- Support growing_trees
+if minetest.get_modpath("growing_trees") then
+ timber_nodenames["growing_trees:trunk"] = true
+ timber_nodenames["growing_trees:medium_trunk"] = true
+ timber_nodenames["growing_trees:big_trunk"] = true
+ timber_nodenames["growing_trees:trunk_top"] = true
+ timber_nodenames["growing_trees:trunk_sprout"] = true
+ timber_nodenames["growing_trees:branch_sprout"] = true
+ timber_nodenames["growing_trees:branch"] = true
+ timber_nodenames["growing_trees:branch_xmzm"] = true
+ timber_nodenames["growing_trees:branch_xpzm"] = true
+ timber_nodenames["growing_trees:branch_xmzp"] = true
+ timber_nodenames["growing_trees:branch_xpzp"] = true
+ timber_nodenames["growing_trees:branch_zz"] = true
+ timber_nodenames["growing_trees:branch_xx"] = true
- if chainsaw_leaves == true then
- timber_nodenames["growing_trees:leaves"] = true
- end
+ if chainsaw_leaves then
+ timber_nodenames["growing_trees:leaves"] = true
+ end
end
--- Support growing_cactus if it is there
-if( minetest.get_modpath("growing_cactus") ~= nil ) then
- timber_nodenames["growing_cactus:sprout"] = true
- timber_nodenames["growing_cactus:branch_sprout_vertical"] = true
- timber_nodenames["growing_cactus:branch_sprout_vertical_fixed"] = true
- timber_nodenames["growing_cactus:branch_sprout_xp"] = true
- timber_nodenames["growing_cactus:branch_sprout_xm"] = true
- timber_nodenames["growing_cactus:branch_sprout_zp"] = true
- timber_nodenames["growing_cactus:branch_sprout_zm"] = true
- timber_nodenames["growing_cactus:trunk"] = true
- timber_nodenames["growing_cactus:branch_trunk"] = true
- timber_nodenames["growing_cactus:branch"] = true
- timber_nodenames["growing_cactus:branch_xp"] = true
- timber_nodenames["growing_cactus:branch_xm"] = true
- timber_nodenames["growing_cactus:branch_zp"] = true
- timber_nodenames["growing_cactus:branch_zm"] = true
- timber_nodenames["growing_cactus:branch_zz"] = true
- timber_nodenames["growing_cactus:branch_xx"] = true
+-- Support growing_cactus
+if minetest.get_modpath("growing_cactus") then
+ timber_nodenames["growing_cactus:sprout"] = true
+ timber_nodenames["growing_cactus:branch_sprout_vertical"] = true
+ timber_nodenames["growing_cactus:branch_sprout_vertical_fixed"] = true
+ timber_nodenames["growing_cactus:branch_sprout_xp"] = true
+ timber_nodenames["growing_cactus:branch_sprout_xm"] = true
+ timber_nodenames["growing_cactus:branch_sprout_zp"] = true
+ timber_nodenames["growing_cactus:branch_sprout_zm"] = true
+ timber_nodenames["growing_cactus:trunk"] = true
+ timber_nodenames["growing_cactus:branch_trunk"] = true
+ timber_nodenames["growing_cactus:branch"] = true
+ timber_nodenames["growing_cactus:branch_xp"] = true
+ timber_nodenames["growing_cactus:branch_xm"] = true
+ timber_nodenames["growing_cactus:branch_zp"] = true
+ timber_nodenames["growing_cactus:branch_zm"] = true
+ timber_nodenames["growing_cactus:branch_zz"] = true
+ timber_nodenames["growing_cactus:branch_xx"] = true
end
--- Support farming_plus if it is there
-if( minetest.get_modpath("farming_plus") ~= nil ) then
- if chainsaw_leaves == true then
- timber_nodenames["farming_plus:cocoa_leaves"] = true
- end
+-- Support farming_plus
+if minetest.get_modpath("farming_plus") then
+ if chainsaw_leaves then
+ timber_nodenames["farming_plus:cocoa_leaves"] = true
+ end
end
@@ -125,129 +131,143 @@
technic.register_power_tool("technic:chainsaw", chainsaw_max_charge)
-- Table for saving what was sawed down
-local produced = nil
+local produced = {}
--- Override the default handling routine to be able to count up the
--- items sawed down so that we can drop them i an nice single stack
-local function chainsaw_handle_node_drops(pos, drops, digger)
- -- Add dropped items to list of collected nodes
- local _, dropped_item
- for _, dropped_item in ipairs(drops) do
- if produced[dropped_item] == nil then
- produced[dropped_item] = 1
- else
- produced[dropped_item] = produced[dropped_item] + 1
- end
- end
+-- Save the items sawed down so that we can drop them in a nice single stack
+local function handle_drops(drops)
+ for _, item in ipairs(drops) do
+ local stack = ItemStack(item)
+ local name = stack:get_name()
+ local p = produced[name]
+ if not p then
+ produced[name] = stack
+ else
+ p:set_count(p:get_count() + stack:get_count())
+ end
+ end
+end
+
+--- Iterator over positions to try to saw around a sawed node.
+-- This returns nodes in a 3x2x3 area. It does not return lower (y) positions
+-- to prevent the chainsaw from cutting down nodes below the cutting position.
+-- @param pos Reference to sawing position. Note that this is overridden.
+local function iterSawTries(pos)
+ -- Shift the position down on the x and z axes
+ pos.x, pos.z = pos.x - 1, pos.z - 1
+ -- Save our starting position for reseting it later
+ local startx, startz = pos.x, pos.z
+ -- We will move out by one in every direction except -y
+ local endx, endy, endz = pos.x + 2, pos.y + 1, pos.z + 2
+ -- Adjust for initial increment
+ pos.x = pos.x - 1
+
+ return function()
+ if pos.x < endx then
+ pos.x = pos.x + 1
+ else
+ pos.x = startx
+ if pos.z < endz then
+ pos.z = pos.z + 1
+ else
+ pos.z = startz
+ if pos.y < endy then
+ pos.y = pos.y + 1
+ else
+ return nil
+ end
+ end
+ end
+ return pos
+ end
end
-- This function does all the hard work. Recursively we dig the node at hand
-- if it is in the table and then search the surroundings for more stuff to dig.
-local function recursive_dig(pos, remaining_charge, player)
- local node=minetest.env:get_node(pos)
- local i=1
- -- Lookup node name in timber table:
- if timber_nodenames[node.name] ~= nil then
- -- Return if we are out of power
- if remaining_charge < chainsaw_charge_per_node then
- return 0
- end
- local np
- -- wood found - cut it.
- minetest.env:dig_node(pos)
+local function recursive_dig(pos, remaining_charge)
+ if remaining_charge < chainsaw_charge_per_node then
+ return remaining_charge
+ end
+ local node = minetest.get_node(pos)
- remaining_charge=remaining_charge-chainsaw_charge_per_node
- -- check surroundings and run recursively if any charge left
- np={x=pos.x+1, y=pos.y, z=pos.z}
- if timber_nodenames[minetest.env:get_node(np).name] ~= nil then
- remaining_charge = recursive_dig(np, remaining_charge)
- end
- np={x=pos.x+1, y=pos.y, z=pos.z+1}
- if timber_nodenames[minetest.env:get_node(np).name] ~= nil then
- remaining_charge = recursive_dig(np, remaining_charge)
- end
- np={x=pos.x+1, y=pos.y, z=pos.z-1}
- if timber_nodenames[minetest.env:get_node(np).name] ~= nil then
- remaining_charge = recursive_dig(np, remaining_charge)
- end
+ if not timber_nodenames[node.name] then
+ return remaining_charge
+ end
- np={x=pos.x-1, y=pos.y, z=pos.z}
- if timber_nodenames[minetest.env:get_node(np).name] ~= nil then
- remaining_charge = recursive_dig(np, remaining_charge)
- end
- np={x=pos.x-1, y=pos.y, z=pos.z+1}
- if timber_nodenames[minetest.env:get_node(np).name] ~= nil then
- remaining_charge = recursive_dig(np, remaining_charge)
- end
- np={x=pos.x-1, y=pos.y, z=pos.z-1}
- if timber_nodenames[minetest.env:get_node(np).name] ~= nil then
- remaining_charge = recursive_dig(np, remaining_charge)
- end
+ -- wood found - cut it
+ handle_drops(minetest.get_node_drops(node.name, ""))
+ minetest.remove_node(pos)
+ remaining_charge = remaining_charge - chainsaw_charge_per_node
- np={x=pos.x, y=pos.y+1, z=pos.z}
- if timber_nodenames[minetest.env:get_node(np).name] ~= nil then
- remaining_charge = recursive_dig(np, remaining_charge)
- end
-
- np={x=pos.x, y=pos.y, z=pos.z+1}
- if timber_nodenames[minetest.env:get_node(np).name] ~= nil then
- remaining_charge = recursive_dig(np, remaining_charge)
- end
- np={x=pos.x, y=pos.y, z=pos.z-1}
- if timber_nodenames[minetest.env:get_node(np).name] ~= nil then
- remaining_charge = recursive_dig(np, remaining_charge)
- end
- return remaining_charge
- end
- -- Nothing sawed down
- return remaining_charge
+ -- Check surroundings and run recursively if any charge left
+ for pos in iterSawTries(pos) do
+ if remaining_charge < chainsaw_charge_per_node then
+ break
+ end
+ if timber_nodenames[minetest.get_node(pos).name] then
+ remaining_charge = recursive_dig(pos, remaining_charge)
+ end
+ end
+ return remaining_charge
end
--- Saw down trees entry point
-local function chainsaw_dig_it(pos, player,current_charge)
- if minetest.is_protected(pos, player:get_player_name()) then
- minetest.record_protection_violation(pos, player:get_player_name())
- return current_charge
+-- Function to randomize positions for new node drops
+local function get_drop_pos(pos)
+ local drop_pos = {}
+
+ for i = 0, 8 do
+ -- Randomize position for a new drop
+ drop_pos.x = pos.x + math.random(-3, 3)
+ drop_pos.y = pos.y - 1
+ drop_pos.z = pos.z + math.random(-3, 3)
+
+ -- Move the randomized position upwards until
+ -- the node is air or unloaded.
+ for y = drop_pos.y, drop_pos.y + 5 do
+ drop_pos.y = y
+ local node = minetest.get_node_or_nil(drop_pos)
+
+ if not node then
+ -- If the node is not loaded yet simply drop
+ -- the item at the original digging position.
+ return pos
+ elseif node.name == "air" then
+ -- Add variation to the entity drop position,
+ -- but don't let drops get too close to the edge
+ drop_pos.x = drop_pos.x + (math.random() * 0.8) - 0.5
+ drop_pos.z = drop_pos.z + (math.random() * 0.8) - 0.5
+ return drop_pos
+ end
+ end
end
- local remaining_charge=current_charge
- -- Save the currently installed dropping mechanism so we can restore it.
- local original_handle_node_drops = minetest.handle_node_drops
+ -- Return the original position if this takes too long
+ return pos
+end
- -- A bit of trickery here: use a different node drop callback
- -- and restore the original afterwards.
- minetest.handle_node_drops = chainsaw_handle_node_drops
+-- Chainsaw entry point
+local function chainsaw_dig(pos, current_charge)
+ -- Start sawing things down
+ local remaining_charge = recursive_dig(pos, current_charge)
+ minetest.sound_play("chainsaw", {pos = pos, gain = 1.0,
+ max_hear_distance = 10})
- -- clear result and start sawing things down
- produced = {}
- remaining_charge = recursive_dig(pos, remaining_charge, player)
- minetest.sound_play("chainsaw", {pos = pos, gain = 1.0, max_hear_distance = 10,})
+ -- Now drop items for the player
+ for name, stack in pairs(produced) do
+ -- Drop stacks of stack max or less
+ local count, max = stack:get_count(), stack:get_stack_max()
+ stack:set_count(max)
+ while count > max do
+ minetest.add_item(get_drop_pos(pos), stack)
+ count = count - max
+ end
+ stack:set_count(count)
+ minetest.add_item(get_drop_pos(pos), stack)
+ end
- -- Restore the original noder drop handler
- minetest.handle_node_drops = original_handle_node_drops
+ -- Clean up
+ produced = {}
- -- Now drop items for the player
- local number, produced_item, p
- for produced_item,number in pairs(produced) do
- --print("ADDING ITEM: " .. produced_item .. " " .. number)
- -- Drop stacks of 99 or less
- p = {
- x = pos.x + math.random()*4,
- y = pos.y,
- z = pos.z + math.random()*4
- }
- while number > 99 do
- minetest.env:add_item(p, produced_item .. " 99")
- p = {
- x = pos.x + math.random()*4,
- y = pos.y,
- z = pos.z + math.random()*4
- }
- number = number - 99
- end
- minetest.env:add_item(p, produced_item .. " " .. number)
- end
- return remaining_charge
+ return remaining_charge
end
@@ -255,21 +275,29 @@
description = S("Chainsaw"),
inventory_image = "technic_chainsaw.png",
stack_max = 1,
+ wear_represents = "technic_RE_charge",
+ on_refill = technic.refill_RE_charge,
on_use = function(itemstack, user, pointed_thing)
if pointed_thing.type ~= "node" then
return itemstack
end
+
local meta = minetest.deserialize(itemstack:get_metadata())
- if not meta or not meta.charge then
- return
- end
- -- Send current charge to digging function so that the chainsaw will stop after digging a number of nodes.
- if meta.charge < chainsaw_charge_per_node then
+ if not meta or not meta.charge or
+ meta.charge < chainsaw_charge_per_node then
return
end
- local pos = minetest.get_pointed_thing_position(pointed_thing, above)
- meta.charge = chainsaw_dig_it(pos, user, meta.charge)
+ local name = user:get_player_name()
+ if minetest.is_protected(pointed_thing.under, name) then
+ minetest.record_protection_violation(pointed_thing.under, name)
+ return
+ end
+
+ -- Send current charge to digging function so that the
+ -- chainsaw will stop after digging a number of nodes
+ meta.charge = chainsaw_dig(pointed_thing.under, meta.charge)
+
technic.set_RE_wear(itemstack, meta.charge, chainsaw_max_charge)
itemstack:set_metadata(minetest.serialize(meta))
return itemstack
@@ -277,11 +305,11 @@
})
minetest.register_craft({
- output = 'technic:chainsaw',
- recipe = {
- {'technic:stainless_steel_ingot', 'technic:stainless_steel_ingot', 'technic:battery'},
- {'technic:stainless_steel_ingot', 'technic:motor', 'technic:battery'},
- {'', '', 'default:copper_ingot'},
- }
+ output = "technic:chainsaw",
+ recipe = {
+ {"technic:stainless_steel_ingot", "technic:stainless_steel_ingot", "technic:battery"},
+ {"technic:stainless_steel_ingot", "technic:motor", "technic:battery"},
+ {"", "", "default:copper_ingot"},
+ }
})
--
Gitblit v1.8.0