Vector Quantity Attributes

Vector data types.



let kCIAttributeTypePosition: String

A two-dimensional location in the working coordinate space. (A 2-element vector type.)

let kCIAttributeTypeOffset: String

An offset. (A 2-element vector type.)

let kCIAttributeTypePosition3: String

A three-dimensional location in the working coordinate space. (A 3-element vector type.)

let kCIAttributeTypeRectangle: String

A Core Image vector that specifies the x and y values of the rectangle origin, and the width (w) and height (h) of the rectangle. The vector takes the form [x, y, w, h]. (A 4-element vector type.)