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better prediction for placing diagonals at the top of the stack

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better prediction for placing horizontals at the top and bottom of the
stack, particularly if they're placed within 1 node of the correct spot.
This commit is contained in:
Vanessa Ezekowitz 2015-05-11 20:14:02 -04:00
parent d5188661da
commit 01b55f1a9a
1 changed files with 42 additions and 6 deletions
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48
homedecor/handlers/expansion.lua
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@ -231,30 +231,42 @@ function homedecor.place_banister(itemstack, placer, pointed_thing)
local fxd = homedecor.fdir_to_fwd[fdir+1][1]
local fzd = homedecor.fdir_to_fwd[fdir+1][2]
local below_pos = { x=pos.x, y=pos.y-1, z=pos.z }
local fwd_pos = { x=pos.x+fxd, y=pos.y, z=pos.z+fzd }
local left_pos = { x=pos.x+lxd, y=pos.y, z=pos.z+lzd }
local right_pos = { x=pos.x+rxd, y=pos.y, z=pos.z+rzd }
local left_fwd_pos = { x=pos.x+lxd+fxd, y=pos.y, z=pos.z+lzd+fzd }
local right_fwd_pos = { x=pos.x+rxd+fxd, y=pos.y, z=pos.z+rzd+fzd }
local right_fwd_above_pos = { x=pos.x+rxd+fxd, y=pos.y+1, z=pos.z+rzd+fzd }
local left_fwd_above_pos = { x=pos.x+lxd+fxd, y=pos.y+1, z=pos.z+lzd+fzd }
local right_fwd_below_pos = { x=pos.x+rxd+fxd, y=pos.y-1, z=pos.z+rzd+fzd }
local left_fwd_below_pos = { x=pos.x+lxd+fxd, y=pos.y-1, z=pos.z+lzd+fzd }
local below_node = minetest.get_node(below_pos)
local fwd_node = minetest.get_node(fwd_pos)
local left_node = minetest.get_node(left_pos)
local right_node = minetest.get_node(right_pos)
local left_fwd_node = minetest.get_node(left_fwd_pos)
local right_fwd_node = minetest.get_node(right_fwd_pos)
local left_below_node = minetest.get_node({x=left_pos.x, y=left_pos.y-1, z=left_pos.z})
local right_below_node = minetest.get_node({x=right_pos.x, y=right_pos.y-1, z=right_pos.z})
local right_fwd_above_node = minetest.get_node(right_fwd_above_pos)
local left_fwd_above_node = minetest.get_node(left_fwd_above_pos)
local right_fwd_below_node = minetest.get_node(right_fwd_below_pos)
local left_fwd_below_node = minetest.get_node(left_fwd_below_pos)
local new_place_name = itemstack:get_name()
local n = 0
-- try to place a diagonal one on the side of blocks stacked like stairs
if not is_buildable_to(placer_name, right_fwd_above_pos, nil, right_fwd_above_pos) then
-- or follow an existing diagonal with another.
if (left_below_node and string.find(left_below_node.name, "banister_.-_diagonal_right")
and below_node and is_buildable_to(placer_name, below_pos, nil, below_pos))
or not is_buildable_to(placer_name, right_fwd_above_pos, nil, right_fwd_above_pos) then
new_place_name = string.gsub(new_place_name, "_horizontal", "_diagonal_right")
elseif not is_buildable_to(placer_name, left_fwd_above_pos, nil, left_fwd_above_pos) then
elseif (right_below_node and string.find(right_below_node.name, "banister_.-_diagonal_left")
and below_node and is_buildable_to(placer_name, below_pos, nil, below_pos))
or not is_buildable_to(placer_name, left_fwd_above_pos, nil, left_fwd_above_pos) then
new_place_name = string.gsub(new_place_name, "_horizontal", "_diagonal_left")
-- try to follow a diagonal with the corresponding horizontal
@ -266,7 +278,19 @@ function homedecor.place_banister(itemstack, placer, pointed_thing)
fdir = right_below_node.param2
new_place_name = string.gsub(right_below_node.name, "_diagonal_.-$", "_horizontal")
-- from the bottom of it
-- try to place a horizontal in-line with the nearest diagonal, at the top
elseif left_fwd_below_node and string.find(left_fwd_below_node.name, "homedecor:banister_.*_diagonal")
and is_buildable_to(placer_name, fwd_pos, nil, fwd_pos) then
fdir = left_fwd_below_node.param2
pos = fwd_pos
new_place_name = string.gsub(left_fwd_below_node.name, "_diagonal_.-$", "_horizontal")
elseif right_fwd_below_node and string.find(right_fwd_below_node.name, "homedecor:banister_.*_diagonal")
and is_buildable_to(placer_name, fwd_pos, nil, fwd_pos) then
fdir = right_fwd_below_node.param2
pos = fwd_pos
new_place_name = string.gsub(right_fwd_below_node.name, "_diagonal_.-$", "_horizontal")
-- try to follow a diagonal with a horizontal, at the bottom of the diagonal
elseif left_node and string.find(left_node.name, "homedecor:banister_.*_diagonal") then
fdir = left_node.param2
new_place_name = string.gsub(left_node.name, "_diagonal_.-$", "_horizontal")
@ -274,6 +298,18 @@ function homedecor.place_banister(itemstack, placer, pointed_thing)
fdir = right_node.param2
new_place_name = string.gsub(right_node.name, "_diagonal_.-$", "_horizontal")
-- try to place a horizontal in-line with the nearest diagonal, at the bottom
elseif left_fwd_node and string.find(left_fwd_node.name, "homedecor:banister_.*_diagonal")
and is_buildable_to(placer_name, fwd_pos, nil, fwd_pos) then
fdir = left_fwd_node.param2
pos = fwd_pos
new_place_name = string.gsub(left_fwd_node.name, "_diagonal_.-$", "_horizontal")
elseif right_fwd_node and string.find(right_fwd_node.name, "homedecor:banister_.*_diagonal")
and is_buildable_to(placer_name, fwd_pos, nil, fwd_pos) then
fdir = right_fwd_node.param2
pos = fwd_pos
new_place_name = string.gsub(right_fwd_node.name, "_diagonal_.-$", "_horizontal")
-- try to follow a horizontal with another of the same
elseif left_node and string.find(left_node.name, "homedecor:banister_.*_horizontal") then
fdir = left_node.param2