Double2

Objective-C

@interface Double2 : NSObject

Swift

class Double2 : NSObject

Simple wrapper for a vector of two double

Properties

  • v0

    First vector element

    Declaration

    Objective-C

    @property double v0;

    Swift

    var v0: Double { get set }
  • v1

    Second vector element

    Declaration

    Objective-C

    @property double v1;

    Swift

    var v1: Double { get set }

Constructors

  • Create zero-initialize vecior

    Declaration

    Objective-C

    - (nonnull instancetype)init;

    Swift

    init()

  • Create vector with specified element values

    Declaration

    Objective-C

    - (nonnull instancetype)initWithV0:(double)v0 v1:(double)v1;

    Swift

    init(v0: Double, v1: Double)

    Parameters

    v0

    First element
    v1

    Second element

  • Create vector with specified element values

    Declaration

    Objective-C

    - (nonnull instancetype)initWithVals:(nonnull NSArray<NSNumber *> *)vals;

    Swift

    init(vals: [NSNumber])

    Parameters

    vals

    array of element values

  • Update vector with specified element values

    Declaration

    Objective-C

    - (void)set:(nonnull NSArray<NSNumber *> *)vals;

    Swift

    func set(vals: [NSNumber])

    Parameters

    vals

    array of element values

  • Get vector as an array

    Declaration

    Objective-C

    - (nonnull NSArray<NSNumber *> *)get;

    Swift

    func get() -> [NSNumber]

Common Methods

  • Compare for equality

    Declaration

    Objective-C

    - (BOOL)isEqual:(nullable id)other;

    Swift

    func isEqual(_ other: Any?) -> Bool

    Parameters

    other

    Object to compare