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https://github.com/sbrl/Minetest-WorldEditAdditions.git
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Vector3: add snap_to
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commit
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@ -1,14 +1,5 @@
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local Vector3 = require("worldeditadditions.utils.vector3")
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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.add", function()
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describe("Vector3.add", function()
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it("should add 2 positive vectors", function()
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it("should add 2 positive vectors", function()
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local a = Vector3.new(3, 4, 5)
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local a = Vector3.new(3, 4, 5)
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@ -1,35 +1,25 @@
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local Vector3 = require("worldeditadditions.utils.vector3")
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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.snap_to", function()
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describe("Vector3.snap_to", function()
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it("should snap_to a positive vector", function()
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it("should snap_to a positive vector", function()
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local a = Vector3.new(3.1, 4.75, 5.9)
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local a = Vector3.new(3.1, 4.75, 5.9)
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print("DEBUG "..tostring(a:snap_to(10)))
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assert.are.same(
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assert.are.same(
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a:snap_to(10),
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Vector3.new(0, 0, 10),
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Vector3.new(0, 0, 10)
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a:snap_to(10)
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)
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)
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end)
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end)
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it("should snap_to a negative vector", function()
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it("should snap_to a negative vector", function()
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local a = Vector3.new(-2.5, -4.2, -5.3)
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local a = Vector3.new(-2.5, -4.2, -5.3)
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assert.are.same(
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assert.are.same(
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a:snap_to(6),
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Vector3.new(0, -6, -6),
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Vector3.new(0, -6, -6)
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a:snap_to(6)
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)
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)
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end)
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end)
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it("should work with integers", function()
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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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local a = Vector3.new(3, 4, 5)
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assert.are.same(
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assert.are.same(
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a:snap_to(3),
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Vector3.new(3, 3, 6),
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Vector3.new(3, 3, 6)
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a:snap_to(3)
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)
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)
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end)
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end)
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it("should return a new Vector3 instance", function()
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it("should return a new Vector3 instance", function()
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@ -37,8 +27,8 @@ describe("Vector3.snap_to", function()
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local result = a:snap_to(3)
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local result = a:snap_to(3)
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assert.are.same(
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assert.are.same(
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result,
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Vector3.new(3, 6, 6),
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Vector3.new(3, 6, 6)
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result
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)
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)
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assert.are_not.equal(result, a)
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assert.are_not.equal(result, a)
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end)
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end)
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@ -123,7 +123,7 @@ end
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-- @param number grid_size The size of the squares on the imaginary grid to which to snap.
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-- @param number grid_size The size of the squares on the imaginary grid to which to snap.
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-- @returns Vector3 A new Vector3 instance snapped to an imaginary grid of the specified size.
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-- @returns Vector3 A new Vector3 instance snapped to an imaginary grid of the specified size.
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function Vector3.snap_to(a, grid_size)
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function Vector3.snap_to(a, grid_size)
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return a:round(a / grid_size) * grid_size
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return (a / grid_size):round() * grid_size
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end
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end
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--- Returns the area of this vector.
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--- Returns the area of this vector.
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