vector_extras/legacy.lua

95 lines
2.2 KiB
Lua

local funcs = vector_extras_functions
function funcs.scalar(v1, v2)
minetest.log("deprecated", "[vector_extras] vector.scalar is " ..
"deprecated, use vector.dot instead.")
return vector.dot(v1, v2)
end
function funcs.get_data_from_pos(tab, z,y,x)
minetest.log("deprecated", "[vector_extras] get_data_from_pos is " ..
"deprecated, use the minetest pos hash function instead.")
local data = tab[z]
if data then
data = data[y]
if data then
return data[x]
end
end
end
function funcs.set_data_to_pos(tab, z,y,x, data)
minetest.log("deprecated", "[vector_extras] set_data_to_pos is " ..
"deprecated, use the minetest pos hash function instead.")
if tab[z] then
if tab[z][y] then
tab[z][y][x] = data
return
end
tab[z][y] = {[x] = data}
return
end
tab[z] = {[y] = {[x] = data}}
end
function funcs.set_data_to_pos_optional(tab, z,y,x, data)
minetest.log("deprecated", "[vector_extras] set_data_to_pos_optional is " ..
"deprecated, use the minetest pos hash function instead.")
if vector.get_data_from_pos(tab, z,y,x) ~= nil then
return
end
funcs.set_data_to_pos(tab, z,y,x, data)
end
function funcs.remove_data_from_pos(tab, z,y,x)
minetest.log("deprecated", "[vector_extras] remove_data_from_pos is " ..
"deprecated, use the minetest pos hash function instead.")
if vector.get_data_from_pos(tab, z,y,x) == nil then
return
end
tab[z][y][x] = nil
if not next(tab[z][y]) then
tab[z][y] = nil
end
if not next(tab[z]) then
tab[z] = nil
end
end
function funcs.get_data_pos_table(tab)
minetest.log("deprecated", "[vector_extras] get_data_pos_table likely " ..
"is deprecated, use the minetest pos hash function instead.")
local t,n = {},1
local minz, miny, minx, maxz, maxy, maxx
for z,yxs in pairs(tab) do
if not minz then
minz = z
maxz = z
else
minz = math.min(minz, z)
maxz = math.max(maxz, z)
end
for y,xs in pairs(yxs) do
if not miny then
miny = y
maxy = y
else
miny = math.min(miny, y)
maxy = math.max(maxy, y)
end
for x,v in pairs(xs) do
if not minx then
minx = x
maxx = x
else
minx = math.min(minx, x)
maxx = math.max(maxx, x)
end
t[n] = {z,y,x, v}
n = n+1
end
end
end
return t, {x=minx, y=miny, z=minz}, {x=maxx, y=maxy, z=maxz}, n-1
end