xdecor.box = {
- slab_y = function(height, shift) return { -0.5, -0.5+(shift or 0), -0.5, 0.5, -0.5+height+(shift or 0), 0.5 } end,
- slab_z = function(depth) return { -0.5, -0.5, -0.5+depth, 0.5, 0.5, 0.5 } end,
- bar_y = function(radius) return {-radius, -0.5, -radius, radius, 0.5, radius} end,
- cuboid = function(radius_x, radius_y, radius_z) return {-radius_x, -radius_y, -radius_z, radius_x, radius_y, radius_z} end
+ slab_y = function(height, shift)
+ return {-0.5, -0.5 + (shift or 0), -0.5, 0.5, -0.5 + height +
+ (shift or 0), 0.5}
+ end,
+ slab_z = function(depth)
+ return {-0.5, -0.5, -0.5 + depth, 0.5, 0.5, 0.5}
+ end,
+ bar_y = function(radius)
+ return {-radius, -0.5, -radius, radius, 0.5, radius}
+ end,
+ cuboid = function(radius_x, radius_y, radius_z)
+ return {-radius_x, -radius_y, -radius_z, radius_x, radius_y, radius_z}
+ end
}
xdecor.nodebox = {
- regular = { type = "regular" },
- null = { type = "fixed", fixed = { 0, 0, 0, 0, 0, 0 } }
+ regular = {type="regular"},
+ null = {type="fixed", fixed={0,0,0,0,0,0}}
}
+xdecor.pixelbox = function(size, boxes)
+ local fixed = {}
+ for _, box in pairs(boxes) do
+ -- `unpack` has been changed to `table.unpack` in newest Lua versions.
+ local x, y, z, w, h, l = unpack(box)
+ fixed[#fixed+1] = {
+ (x / size) - 0.5,
+ (y / size) - 0.5,
+ (z / size) - 0.5,
+ ((x + w) / size) - 0.5,
+ ((y + h) / size) - 0.5,
+ ((z + l) / size) - 0.5
+ }
+ end
+ return {type="fixed", fixed=fixed}
+end
+
local mt = {}
mt.__index = function(table, key)
local ref = xdecor.box[key]
local ref_type = type(ref)
+
if ref_type == "function" then
return function(...)
- return { type = "fixed", fixed = ref(...) }
+ return {type="fixed", fixed=ref(...)}
end
elseif ref_type == "table" then
- return { type = "fixed", fixed = ref }
+ return {type="fixed", fixed=ref}
elseif ref_type == "nil" then
- error(key .. "could not be found among nodebox presets and functions")
+ error(key.."could not be found among nodebox presets and functions")
end
- error("unexpected datatype " .. tostring(type(ref)) .. " while looking for " .. key)
+
+ error("unexpected datatype "..tostring(type(ref)).." while looking for "..key)
end
+
setmetatable(xdecor.nodebox, mt)
+