struct Oid::Vector2

• Oid::Vector2
• Struct
• Value
• Object

Overview

Representation of 2D vector

Included Modules

• JSON::Serializable
• Oid::Vector

Defined in:

Constructors

• .new(x, y)

  Initializes vector with #x and #y

• .new(pull : JSON::PullParser)

Class Method Summary

• .parse(s)
• .zero

  Zero vector

Instance Method Summary

• #!=(other)

  Returns true if this object is not equal to other.

• #*(other : Vector)

  Performs component multiplication (for dot product see #dot)

• #*(other : Float64)

  Performs multiplication

• #+(other : Vector)

  Performs component addition

• #+(other : Float64)

  Performs component addition

• #-(other : Vector)

  Performs component subtraction

• #-(other : Float64)

  Performs component subtraction

• #-

  Returns negated vector

• #/(other : Vector)

  Performs component division

• #==(other)

  Returns true if this struct is equal to other.

• #angle(other : Vector)

  Returns angle between two vectors

• #angle

  Returns direction of a vector

• #clone

  Clones this vector and passes it into a block if given

• #cross(other)

  Returns cross product of two vectors

• #distance(other : Vector)

  Finds distance between two vectors

• #dot(other)

  Returns dot product of two vectors

• #find_normal_axis(other)

  Finds normal axis between two vectors

• #magnitude

  Returns magnitude of this vector

• #normalize!

  Normalizes current vector

• #to_v3
• #to_v4
• #values

  Converts vector to a tuple of values

• #x : Float64
• #x=(x : Float64)
• #y : Float64
• #y=(y : Float64)
• #zero!

  Fills current vector with zero

Constructor Detail

Class Method Detail

Instance Method Detail

struct Point
  def initialize(@x : Int32, @y : Int32)
  end
end

p1 = Point.new 1, 2
p2 = Point.new 1, 2
p3 = Point.new 3, 4

p1 == p2 # => true
p1 == p3 # => false