Vector2
Represents a 2D vector for positions, velocities, and directions.
Properties
The normalized version of the Vector2.
local position = Vector2.new(1, 2)
local normalized = position.normalized
print(normalized.x) -- 0.44721359014511
The length of the Vector2.
local position = Vector2.new(1, 2)
print(position.magnitude) -- 2.2360679774998
The square of the Vector2's magnitude.
local position = Vector2.new(1, 2)
print(position.sqrMagnitude) -- 5
The x-component of the Vector2.
local position = Vector2.new(1, 2)
print(position.x) -- 1
position.x = 3
print(position.x) -- 3
The y-component of the Vector2.
local position = Vector2.new(1, 2)
print(position.y) -- 2
position.y = 3
print(position.y) -- 3
A Vector2 with both components set to zero.
print(Vector2.zero.x) -- 0
print(Vector2.zero.y) -- 0
A Vector2 with both components set to one.
print(Vector2.one.x) -- 1
print(Vector2.one.y) -- 1
A Vector2 pointing upwards.
print(Vector2.up.x) -- 0
print(Vector2.up.y) -- 1
A Vector2 pointing downwards.
print(Vector2.down.x) -- 0
print(Vector2.down.y) -- -1
A Vector2 pointing to the left.
print(Vector2.left.x) -- -1
print(Vector2.left.y) -- 0
A Vector2 pointing to the right.
print(Vector2.right.x) -- 1
print(Vector2.right.y) -- 0
A Vector2 with both components at positive infinity.
print(Vector2.positiveInfinity.x) -- inf
print(Vector2.positiveInfinity.y) -- inf
A Vector2 with both components at negative infinity.
print(Vector2.negativeInfinity.x) -- -inf
print(Vector2.negativeInfinity.y) -- -inf
A very small positive number greater than zero.
print(Vector2.kEpsilon) -- 1.4012984643248e-45
A small positive number for Vector2 computations.
print(Vector2.kEpsilonNormalSqrt) -- 1.1754943508223e-38
Methods
Sets the x and y components of the Vector2.
local position = Vector2.new(1, 2)
position:Set(3, 4)
print(position.x) -- 3
print(position.y) -- 4
Parameters
newX
number
New 'x' component.
newY
number
New 'y' component.
Returns
void
Scales the Vector2 by another's components.
local position = Vector2.new(1, 2)
local scale = Vector2.new(3, 4)
position:Scale(scale)
print(position.x) -- 3
print(position.y) -- 8
Parameters
scale
Vector2Vector2 to scale by.
Returns
void
Converts Vector2 to a direction vector of length 1.
local position = Vector2.new(1, 2)
position:Normalize()
print(position.x) -- 0.44721359014511
print(position.y) -- 0.89442718029022
Returns
void
The square of the Vector2's magnitude.
local position = Vector2.new(1, 2)
print(position:SqrMagnitude()) -- 5
Returns
number
Linearly interpolates between two Vector2's.
local a = Vector2.new(1, 2)
local b = Vector2.new(3, 4)
local result = Vector2.Lerp(a, b, 0.5)
print(result.x) -- 2
print(result.y) -- 3
Linearly interpolates between two Vector2's without clamping 't'.
local a = Vector2.new(1, 2)
local b = Vector2.new(3, 4)
local result = Vector2.LerpUnclamped(a, b, 2)
print(result.x) -- 5
print(result.y) -- 6
Moves a Vector2 towards another Vector2 within a maximum distance.
local current = Vector2.new(1, 2)
local target = Vector2.new(3, 4)
local result = Vector2.MoveTowards(current, target, 2)
print(result.x) -- 3
print(result.y) -- 4
Multiplies two Vector2's component-wise.
local a = Vector2.new(1, 2)
local b = Vector2.new(3, 4)
local result = Vector2.Scale(a, b)
print(result.x) -- 3
print(result.y) -- 8
Reflects a Vector2 off a surface Vector2.
local inDirection = Vector2.new(1, 2)
local surfaceNormal = Vector2.new(0, 1)
local result = Vector2.Reflect(inDirection, surfaceNormal)
print(result.x) -- 1
print(result.y) -- -2
Checks if two Vector2's are not equal by comparing components.
Negates the x and y components of a Vector2.
Transforms a Vector2 into a unit vector, maintaining direction.
Updated about 2 months ago
