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https://github.com/sbrl/Minetest-WorldEditAdditions.git
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Vector3: Add round
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06e19248c7
commit
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44
.tests/Vector3/round.test.lua
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44
.tests/Vector3/round.test.lua
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@ -0,0 +1,44 @@
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local Vector3 = require("worldeditadditions.utils.vector3")
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local function format_map(map)
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local result = {}
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for key, value in pairs(map) do
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table.insert(result, key.."\t"..tostring(value))
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end
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return table.concat(result, "\n")
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end
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describe("Vector3.round", function()
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it("should round a positive vector", function()
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local a = Vector3.new(3.1, 4.75, 5.9)
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assert.are.same(
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a:round(),
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Vector3.new(3, 5, 6)
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)
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end)
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it("should round a negative vector", function()
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local a = Vector3.new(-3.1, -4.2, -5.3)
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assert.are.same(
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a:round(),
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Vector3.new(-3, -4, -5)
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)
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end)
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it("should work with integers", function()
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local a = Vector3.new(3, 4, 5)
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assert.are.same(
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a:round(),
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Vector3.new(3, 4, 5)
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)
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end)
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it("should return a new Vector3 instance", function()
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local a = Vector3.new(3.1, 4.7, 5.99999)
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local result = a:round()
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assert.are.same(
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result,
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Vector3.new(3, 5, 6)
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)
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assert.are_not.equal(result, a)
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end)
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end)
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@ -109,6 +109,12 @@ end
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function Vector3.ceil(a)
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function Vector3.ceil(a)
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return Vector3.new(math.ceil(a.x), math.ceil(a.y), math.ceil(a.z))
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return Vector3.new(math.ceil(a.x), math.ceil(a.y), math.ceil(a.z))
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end
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end
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--- Rounds the components of this vector.
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-- @param a Vector3 The vector to operate on.
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-- @returns Vector3 A new instance with the x/y/z components rounded.
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function Vector3.round(a)
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return Vector3.new(math.floor(a.x+0.5), math.floor(a.y+0.5), math.floor(a.z+0.5))
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end
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-- ██████ ██████ ███████ ██████ █████ ████████ ██████ ██████
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-- ██████ ██████ ███████ ██████ █████ ████████ ██████ ██████
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-- ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██
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-- ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██
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