c0lor/xyY.js

Color space conversions

var O, xyyPrototype;

O = require("ut1l/create/object");

xyyPrototype = {
  XYZ: function(T) {
    if (T == null) {
      T = require("./XYZ")();
    }
    T.X = this.x * this.Y / this.y;
    T.Y = this.Y;
    T.Z = (1 - this.x - this.y) * this.Y / this.y;
    return T;
  },
  isDefined: function() {
    return (this.x != null) && (this.y != null) && (this.Y != null);
  },
  toString: function() {
    return "x=" + this.x + ", y=" + this.y + ", Y=" + this.Y;
  }
};

module.exports = O((function(x, y, Y) {
  this.x = x;
  this.y = y;
  this.Y = Y;
}), xyyPrototype);