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