Class Vector2

constructor

• new Vector2(x?: number | Vector2Like, y?: number): Math.Vector2

  Parameters

  • Optionalx: number | Vector2Like

    The x component, or an object with x and y properties. Default 0.
  • Optionaly: number

    The y component. Default x.

  Returns Math.Vector2

x

y

Static ReadonlyDOWN

Static ReadonlyLEFT

Static ReadonlyONE

Static ReadonlyRIGHT

Static ReadonlyUP

Static ReadonlyZERO

add

• add(src: Vector2Like): Math.Vector2

  Add a given Vector to this Vector. Addition is component-wise.

  Parameters

  • src: Vector2Like

    The Vector to add to this Vector.

  Returns Math.Vector2

angle

• angle(): number

  Calculate the angle between this Vector and the positive x-axis, in radians.

  Returns number

ceil

• ceil(): Math.Vector2

  Runs the x and y components of this Vector2 through Math.ceil and then sets them.

  Returns Math.Vector2

clone

• clone(): Math.Vector2

  Make a clone of this Vector2.

  Returns Math.Vector2

copy

• copy(src: Vector2Like): Math.Vector2

  Copy the components of a given Vector into this Vector.

  Parameters

  • src: Vector2Like

    The Vector to copy the components from.

  Returns Math.Vector2

cross

• cross(src: Vector2Like): number

  Calculate the cross product of this Vector and the given Vector.

  Parameters

  • src: Vector2Like

    The Vector2 to cross with this Vector2.

  Returns number

distance

• distance(src: Vector2Like): number

  Calculate the distance between this Vector and the given Vector.

  Parameters

  • src: Vector2Like

    The Vector to calculate the distance to.

  Returns number

distanceSq

• distanceSq(src: Vector2Like): number

  Calculate the distance between this Vector and the given Vector, squared.

  Parameters

  • src: Vector2Like

    The Vector to calculate the distance to.

  Returns number

divide

• divide(src: Vector2Like): Math.Vector2

  Perform a component-wise division between this Vector and the given Vector.

  Divides this Vector by the given Vector.

  Parameters

  • src: Vector2Like

    The Vector to divide this Vector by.

  Returns Math.Vector2

dot

• dot(src: Vector2Like): number

  Calculate the dot product of this Vector and the given Vector.

  Parameters

  • src: Vector2Like

    The Vector2 to dot product with this Vector2.

  Returns number

equals

• equals(v: Vector2Like): boolean

  Check whether this Vector is equal to a given Vector.

  Performs a strict equality check against each Vector's components.

  Parameters

  • v: Vector2Like

    The vector to compare with this Vector.

  Returns boolean

floor

• floor(): Math.Vector2

  Runs the x and y components of this Vector2 through Math.floor and then sets them.

  Returns Math.Vector2

fuzzyEquals

• fuzzyEquals(v: Vector2Like, epsilon?: number): boolean

  Check whether this Vector is approximately equal to a given Vector.

  Parameters

  • v: Vector2Like

    The vector to compare with this Vector.
  • Optionalepsilon: number

    The tolerance value. Default 0.0001.

  Returns boolean

invert

• invert(): Math.Vector2

  Swaps the x and y components of this Vector2.

  Returns Math.Vector2

length

• length(): number

  Calculate the length (or magnitude) of this Vector.

  Returns number

lengthSq

• lengthSq(): number

  Calculate the length of this Vector squared.

  Returns number

lerp

• lerp(src: Vector2Like, t?: number): Math.Vector2

  Linearly interpolate between this Vector and the given Vector.

  Interpolates this Vector towards the given Vector.

  Parameters

  • src: Vector2Like

    The Vector2 to interpolate towards.
  • Optionalt: number

    The interpolation percentage, between 0 and 1. Default 0.

  Returns Math.Vector2

limit

• limit(max: number): Math.Vector2

  Limit the length (or magnitude) of this Vector.

  Parameters

  • max: number

    The maximum length.

  Returns Math.Vector2

mirror

• mirror(axis: Math.Vector2): Math.Vector2

  Reflect this Vector across another.

  Parameters

  • axis: Math.Vector2

    A vector to reflect across.

  Returns Math.Vector2

multiply

• multiply(src: Vector2Like): Math.Vector2

  Perform a component-wise multiplication between this Vector and the given Vector.

  Multiplies this Vector by the given Vector.

  Parameters

  • src: Vector2Like

    The Vector to multiply this Vector by.

  Returns Math.Vector2

negate

• negate(): Math.Vector2

  Negate the x and y components of this Vector.

  Returns Math.Vector2

normalize

• normalize(): Math.Vector2

  Normalize this Vector.

  Makes the vector a unit length vector (magnitude of 1) in the same direction.

  Returns Math.Vector2

normalizeLeftHand

• normalizeLeftHand(): Math.Vector2

  Rotate this Vector to its perpendicular, in the negative direction.

  Returns Math.Vector2

normalizeRightHand

• normalizeRightHand(): Math.Vector2

  Rotate this Vector to its perpendicular, in the positive direction.

  Returns Math.Vector2

project

• project(src: Math.Vector2): Math.Vector2

  Project this Vector onto another.

  Parameters

  • src: Math.Vector2

    The vector to project onto.

  Returns Math.Vector2

projectUnit

• projectUnit(vecB: Math.Vector2, out?: Math.Vector2): Math.Vector2

  Calculates the vector projection of this Vector2 onto the non-zero vecB. This is the orthogonal projection of this vector onto a straight line parallel to vecB.

  Parameters

  • vecB: Math.Vector2

    The vector to project onto.
  • Optionalout: Math.Vector2

    The Vector2 object to store the position in. If not given, a new Vector2 instance is created.

  Returns Math.Vector2

reflect

• reflect(normal: Math.Vector2): Math.Vector2

  Reflect this Vector off a line defined by a normal.

  Parameters

  • normal: Math.Vector2

    A vector perpendicular to the line.

  Returns Math.Vector2

reset

• reset(): Math.Vector2

  Make this Vector the zero vector (0, 0).

  Returns Math.Vector2

rotate

• rotate(delta: number): Math.Vector2

  Rotate this Vector by an angle amount.

  Parameters

  • delta: number

    The angle to rotate by, in radians.

  Returns Math.Vector2

scale

• scale(value: number): Math.Vector2

  Scale this Vector by the given value.

  Parameters

  • value: number

    The value to scale this Vector by.

  Returns Math.Vector2

set

• set(x: number, y?: number): Math.Vector2

  Set the x and y components of the this Vector to the given x and y values.

  Parameters

  • x: number

    The x value to set for this Vector.
  • Optionaly: number

    The y value to set for this Vector. Default x.

  Returns Math.Vector2

setAngle

• setAngle(angle: number): Math.Vector2

  Set the angle of this Vector.

  Parameters

  • angle: number

    The angle, in radians.

  Returns Math.Vector2

setFromObject

• setFromObject(obj: Vector2Like): Math.Vector2

  Set the component values of this Vector from a given Vector2Like object.

  Parameters

  • obj: Vector2Like

    The object containing the component values to set for this Vector.

  Returns Math.Vector2

setLength

• setLength(length: number): Math.Vector2

  Set the length (or magnitude) of this Vector.

  Parameters

  • length: number

    The new magnitude of this Vector.

  Returns Math.Vector2

setTo

• setTo(x: number, y?: number): Math.Vector2

  This method is an alias for Vector2.set.

  Parameters

  • x: number

    The x value to set for this Vector.
  • Optionaly: number

    The y value to set for this Vector. Default x.

  Returns Math.Vector2

setToPolar

• setToPolar(angle: number, length?: number): Math.Vector2

  Sets the x and y components of this Vector from the given angle and length.

  Parameters

  • angle: number

    The angle from the positive x-axis, in radians.
  • Optionallength: number

    The distance from the origin. Default 1.

  Returns Math.Vector2

subtract

• subtract(src: Vector2Like): Math.Vector2

  Subtract the given Vector from this Vector. Subtraction is component-wise.

  Parameters

  • src: Vector2Like

    The Vector to subtract from this Vector.

  Returns Math.Vector2

transformMat3

• transformMat3(mat: Matrix3): Math.Vector2

  Transform this Vector with the given Matrix.

  Parameters

  • mat: Matrix3

    The Matrix3 to transform this Vector2 with.

  Returns Math.Vector2

transformMat4

• transformMat4(mat: Math.Matrix4): Math.Vector2

  Transform this Vector with the given Matrix.

  Parameters

  • mat: Math.Matrix4

    The Matrix4 to transform this Vector2 with.

  Returns Math.Vector2