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functionalize most of the two-node objects' placement code

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This commit is contained in:
Vanessa Ezekowitz
2014-09-07 15:01:51 -04:00
parent 2ea0800cea
commit 068bff4594
5 changed files with 105 additions and 281 deletions
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79
homedecor/init.lua
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@ -67,6 +67,85 @@ function homedecor.get_nodedef_field(nodename, fieldname)
return minetest.registered_nodes[nodename][fieldname]
end
-- Stack one node above another
function homedecor.stack_vertically(itemstack, placer, pointed_thing, node1, node2)
local pos = pointed_thing.under
local pnode = minetest.get_node(pointed_thing.under)
local rnodedef = minetest.registered_nodes[pnode.name]
if not rnodedef["buildable_to"] then
pos = pointed_thing.above
end
local fdir = minetest.dir_to_facedir(placer:get_look_dir())
local pos2 = { x = pos.x, y=pos.y + 1, z = pos.z }
local tnode = minetest.get_node(pos)
local tnode2 = minetest.get_node(pos2)
if homedecor.get_nodedef_field(tnode.name, "buildable_to")
and homedecor.get_nodedef_field(tnode2.name, "buildable_to")
and not minetest.is_protected(pos, placer:get_player_name())
and not minetest.is_protected(pos2, placer:get_player_name()) then
minetest.add_node(pos, { name = node1, param2 = fdir })
minetest.add_node(pos2, { name = node2, param2 = fdir })
if not homedecor.expect_infinite_stacks then
itemstack:take_item()
return itemstack
end
end
end
-- Place one node right of or behind another
homedecor.fdir_to_right = {
{ 1, 0 },
{ 0, -1 },
{ -1, 0 },
{ 0, 1 },
}
homedecor.fdir_to_fwd = {
{ 0, 1 },
{ 1, 0 },
{ 0, -1 },
{ -1, 0 },
}
function homedecor.stack_sideways(itemstack, placer, pointed_thing, node1, node2, dir)
local pos = pointed_thing.under
local pnode = minetest.get_node(pointed_thing.under)
local rnodedef = minetest.registered_nodes[pnode.name]
if not rnodedef["buildable_to"] then
pos = pointed_thing.above
end
local fdir = minetest.dir_to_facedir(placer:get_look_dir())
local pos2
if dir then
pos2 = { x = pos.x + homedecor.fdir_to_right[fdir+1][1], y=pos.y, z = pos.z + homedecor.fdir_to_right[fdir+1][2] }
else
pos2 = { x = pos.x + homedecor.fdir_to_fwd[fdir+1][1], y=pos.y, z = pos.z + homedecor.fdir_to_fwd[fdir+1][2] }
end
local tnode = minetest.get_node(pos)
local tnode2 = minetest.get_node(pos2)
if homedecor.get_nodedef_field(tnode.name, "buildable_to")
and homedecor.get_nodedef_field(tnode2.name, "buildable_to")
and not minetest.is_protected(pos, placer:get_player_name())
and not minetest.is_protected(pos2, placer:get_player_name()) then
minetest.add_node(pos, { name = node1, param2 = fdir })
minetest.add_node(pos2, { name = node2, param2 = fdir })
if not homedecor.expect_infinite_stacks then
itemstack:take_item()
return itemstack
end
end
end
-- load various other components
dofile(homedecor.modpath.."/misc-nodes.lua") -- the catch-all for all misc nodes