Vector4 is a global meta-table composed of 4 numbers (Its data) and some functions to manipulate these data.

• x: number
• y: number
• z: number
• w: number

• new()
• new(number, number, number, number)
• One()
• Zero()
• Length(Vector4)
• Normalize(Vector4)
• Dot(Vector4, Vector4)
• Lerp(Vector4, Vector4, number)

• __unm(Vector4)
• __add(Vector4, Vector4)
• __sub(Vector4, Vector4)
• __mul(Vector4, number)
• __div(Vector4, number)
• __tostring(Vector4)

• Description: Create an instance of Vector4 with x, y, z and w equals to zero
• Signature: (): Vector4

• Description: Create an instance of Vector4 with the given values
• Signature: (x: number, y: number, z: number, w: number): Vector4

• Description: Returns a (1,1,1,1) Vector4
• Signature: (): Vector4

• Description: Returns a (0,0,0,0) Vector4
• Signature: (): Vector4

• Description: Returns the length of the given Vector4
• Signature: (target: Vector4): number

• Description: Returns the normalized version of the given Vector4
• Signature: (target: Vector4): number

• Description: Returns the dot product of the two given Vector4
• Signature: (left: Vector4, right: Vector4): number

• Description: Calculate the linear interpolation between two Vector4 using the given alpha
• Signature: (start: Vector4, end: Vector4, alpha: number): Vector4