FloatVector

Objective-C

@interface FloatVector : NSObject

Swift

class FloatVector : NSObject

Utility class to wrap a std::vector<float>

Constructors

  • Create FloatVector and initialize with the contents of an NSData object

    Declaration

    Objective-C

    - (nonnull instancetype)initWithData:(nonnull NSData *)data;

    Swift

    init(data: Data)

    Parameters

    data

    NSData containing raw float array

  • Create FloatVector and initialize with the contents of another FloatVector object

    Declaration

    Objective-C

    - (nonnull instancetype)initWithVector:(nonnull FloatVector *)src;

    Swift

    init(vector src: FloatVector)

    Parameters

    src

    FloatVector containing data to copy

  • Create FloatVector from raw C array

    Declaration

    Objective-C

    - (nonnull instancetype)initWithNativeArray:(nonnull float *)array
                                   elements:(NSInteger)elements;

    Swift

    init(nativeArray array: UnsafeMutablePointer<Float>, elements: Int)

    Parameters

    array

    The raw C array @elements elements The number of elements in the array

Properties

  • Length of the vector

    Declaration

    Objective-C

    @property (readonly) NSInteger length;

    Swift

    var length: Int { get }

  • Raw C array

    Declaration

    Objective-C

    @property (readonly) float *_Nonnull nativeArray;

    Swift

    var nativeArray: UnsafeMutablePointer<Float> { get }

  • NSData object containing the raw float data

    Declaration

    Objective-C

    @property (readonly) NSData *_Nonnull data;

    Swift

    var data: Data { get }

Accessor method

  • Return array element

    Declaration

    Objective-C

    - (float)get:(NSInteger)index;

    Swift

    func get(_ index: Int) -> Float

    Parameters

    index

    Index of the array element to return