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https://github.com/sbrl/Minetest-WorldEditAdditions.git
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Vector3: add abs
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parent
88214aef57
commit
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35
.tests/Vector3/abs.test.lua
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35
.tests/Vector3/abs.test.lua
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@ -0,0 +1,35 @@
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local Vector3 = require("worldeditadditions.utils.vector3")
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describe("Vector3.abs", function()
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it("should work with a positive vector", function()
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local a = Vector3.new(16, 64, 16)
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assert.are.same(
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Vector3.new(16, 64, 16),
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a:abs()
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)
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end)
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it("should abs another positive vector", function()
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local a = Vector3.new(9, 16, 25)
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assert.are.same(
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Vector3.new(9, 16, 25),
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a:abs()
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)
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end)
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it("should abs a negative vector", function()
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local a = Vector3.new(-9, -16, -25)
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assert.are.same(
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Vector3.new(9, 16, 25),
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a:abs()
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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(9, -16, 25)
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local result = a:abs()
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assert.are.same(
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Vector3.new(9, 16, 25),
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result
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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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@ -245,6 +245,14 @@ function Vector3.max_component(a)
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return math.max(a.x, a.y, a.z)
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return math.max(a.x, a.y, a.z)
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end
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end
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--- Returns the absolute form of this vector.
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-- In other words, it removes the minus sign from all components of the vector.
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-- @param a Vector3 The vector to operate on.
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-- @returns Vector3 The absolute form of the given vector.
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function Vector3.abs(a)
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return Vector3.new(math.abs(a.x), math.abs(a.y), math.abs(a.z))
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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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