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Add vector.offset (#10321)
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@ -44,6 +44,10 @@ describe("vector", function()
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assert.same({ x = 2, y = 4, z = 6 }, vector.add(vector.new(1, 2, 3), { x = 1, y = 2, z = 3 }))
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end)
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it("offset()", function()
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assert.same({ x = 41, y = 52, z = 63 }, vector.offset(vector.new(1, 2, 3), 40, 50, 60))
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end)
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-- This function is needed because of floating point imprecision.
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local function almost_equal(a, b)
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if type(a) == "number" then
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@ -137,6 +137,12 @@ function vector.divide(a, b)
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end
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end
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function vector.offset(v, x, y, z)
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return {x = v.x + x,
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y = v.y + y,
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z = v.z + z}
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end
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function vector.sort(a, b)
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return {x = math.min(a.x, b.x), y = math.min(a.y, b.y), z = math.min(a.z, b.z)},
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{x = math.max(a.x, b.x), y = math.max(a.y, b.y), z = math.max(a.z, b.z)}
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@ -3062,10 +3062,12 @@ For the following functions, `v`, `v1`, `v2` are vectors,
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* Returns in order minp, maxp vectors of the cuboid defined by `v1`, `v2`.
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* `vector.angle(v1, v2)`:
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* Returns the angle between `v1` and `v2` in radians.
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* `vector.dot(v1, v2)`
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* Returns the dot product of `v1` and `v2`
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* `vector.cross(v1, v2)`
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* Returns the cross product of `v1` and `v2`
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* `vector.dot(v1, v2)`:
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* Returns the dot product of `v1` and `v2`.
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* `vector.cross(v1, v2)`:
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* Returns the cross product of `v1` and `v2`.
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* `vector.offset(v, x, y, z)`:
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* Returns the sum of the vectors `v` and `{x = x, y = y, z = z}`.
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For the following functions `x` can be either a vector or a number:
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