kld-affine - npm Package Compare versions

Comparing version 2.1.0 to 2.1.1

dist/index-esm.js

@@ -44,7 +44,10 @@ function _classCallCheck(instance, Constructor) {
    */
-  function Point2D(x, y) {
+  function Point2D() {
+    var x = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0;
+    var y = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;
+
     _classCallCheck(this, Point2D);
 
-    this.x = x !== undefined ? x : 0.0;
-    this.y = y !== undefined ? y : 0.0;
+    this.x = x;
+    this.y = y;
   }
@@ -66,3 +69,3 @@ /**
      *
-     *  @param {Point2D|Vector2D} that
+     *  @param {module:kld-affine.Point2D} that
      *  @returns {module:kld-affine.Point2D}
@@ -79,3 +82,3 @@ */
      *
-     *  @param { Vector2D | Point2D } that
+     *  @param {module:kld-affine.Point2D} that
      *  @returns {module:kld-affine.Point2D}
@@ -212,3 +215,3 @@ */
     value: function toString() {
-      return "point(" + this.x + "," + this.y + ")";
+      return "point(".concat(this.x, ",").concat(this.y, ")");
     }
@@ -241,7 +244,10 @@ }]);
    */
-  function Vector2D(x, y) {
+  function Vector2D() {
+    var x = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0;
+    var y = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;
+
     _classCallCheck(this, Vector2D);
 
-    this.x = x !== undefined ? x : 0.0;
-    this.y = y !== undefined ? y : 0.0;
+    this.x = x;
+    this.y = y;
   }
@@ -472,3 +478,3 @@ /**
     value: function toString() {
-      return "vector(" + this.x + "," + this.y + ")";
+      return "vector(".concat(this.x, ",").concat(this.y, ")");
     }
@@ -500,8 +506,7 @@ }], [{
   /**
-   *  Matrix2D
+   *  A 2D Matrix of the form:<br>
+   *  [a c e]<br>
+   *  [b d f]<br>
+   *  [0 0 1]<br>
    *
-   *  [a c e]
-   *  [b d f]
-   *  [0 0 1]
-   *
    *  @param {number} a
@@ -515,11 +520,18 @@ *  @param {number} b
    */
-  function Matrix2D(a, b, c, d, e, f) {
+  function Matrix2D() {
+    var a = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 1;
+    var b = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;
+    var c = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 0;
+    var d = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : 1;
+    var e = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 0;
+    var f = arguments.length > 5 && arguments[5] !== undefined ? arguments[5] : 0;
+
     _classCallCheck(this, Matrix2D);
 
-    this.a = a !== undefined ? a : 1;
-    this.b = b !== undefined ? b : 0;
-    this.c = c !== undefined ? c : 0;
-    this.d = d !== undefined ? d : 1;
-    this.e = e !== undefined ? e : 0;
-    this.f = f !== undefined ? f : 0;
+    this.a = a;
+    this.b = b;
+    this.c = c;
+    this.d = d;
+    this.e = e;
+    this.f = f;
   }
@@ -787,8 +799,6 @@ /**
     /**
-     *  getDecomposition
-     *
      *  Calculates matrix Singular Value Decomposition
      *
-     *  The resulting matrices, translation, rotation, scale, and rotation0, return
-     *  this matrix when they are muliplied together in the listed order
+     *  The resulting matrices — translation, rotation, scale, and rotation0 — return
+     *  this matrix when they are multiplied together in the listed order
      *
@@ -798,3 +808,8 @@ *  @see Jim Blinn's article {@link http://dx.doi.org/10.1109/38.486688}
      *
-     *  @returns {{ translation: module:kld-affine.Matrix2D, rotation: module:kld-affine.Matrix2D, scale: module:kld-affine.Matrix2D, rotation0: module:kld-affine.Matrix2D }}
+     *  @returns {{
+     *    translation: module:kld-affine.Matrix2D,
+     *    rotation: module:kld-affine.Matrix2D,
+     *    scale: module:kld-affine.Matrix2D,
+     *    rotation0: module:kld-affine.Matrix2D
+     *  }}
      */
@@ -858,3 +873,3 @@
     value: function toString() {
-      return "matrix(" + [this.a, this.b, this.c, this.d, this.e, this.f].join(",") + ")";
+      return "matrix(".concat(this.a, ",").concat(this.b, ",").concat(this.c, ",").concat(this.d, ",").concat(this.e, ",").concat(this.f, ")");
     }
@@ -861,0 +876,0 @@ }], [{

dist/index-esm.min.js

@@ -1,2 +0,2 @@
-function t(t,i){if(!(t instanceof i))throw new TypeError("Cannot call a class as a function")}function i(t,i){for(var s=0;s<i.length;s++){var n=i[s];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,n.key,n)}}function s(t,s,n){return s&&i(t.prototype,s),n&&i(t,n),t}var n=function(){function i(s,n){t(this,i),this.x=void 0!==s?s:0,this.y=void 0!==n?n:0}return s(i,[{key:"clone",value:function(){return new this.constructor(this.x,this.y)}},{key:"add",value:function(t){return new this.constructor(this.x+t.x,this.y+t.y)}},{key:"subtract",value:function(t){return new this.constructor(this.x-t.x,this.y-t.y)}},{key:"multiply",value:function(t){return new this.constructor(this.x*t,this.y*t)}},{key:"divide",value:function(t){return new this.constructor(this.x/t,this.y/t)}},{key:"equals",value:function(t){return this.x===t.x&&this.y===t.y}},{key:"precisionEquals",value:function(t,i){return Math.abs(this.x-t.x)<i&&Math.abs(this.y-t.y)<i}},{key:"lerp",value:function(t,i){var s=1-i;return new this.constructor(this.x*s+t.x*i,this.y*s+t.y*i)}},{key:"distanceFrom",value:function(t){var i=this.x-t.x,s=this.y-t.y;return Math.sqrt(i*i+s*s)}},{key:"min",value:function(t){return new this.constructor(Math.min(this.x,t.x),Math.min(this.y,t.y))}},{key:"max",value:function(t){return new this.constructor(Math.max(this.x,t.x),Math.max(this.y,t.y))}},{key:"transform",value:function(t){return new this.constructor(t.a*this.x+t.c*this.y+t.e,t.b*this.x+t.d*this.y+t.f)}},{key:"toString",value:function(){return"point("+this.x+","+this.y+")"}}]),i}(),e=function(){function i(s,n){t(this,i),this.x=void 0!==s?s:0,this.y=void 0!==n?n:0}return s(i,[{key:"length",value:function(){return Math.sqrt(this.x*this.x+this.y*this.y)}},{key:"magnitude",value:function(){return this.x*this.x+this.y*this.y}},{key:"dot",value:function(t){return this.x*t.x+this.y*t.y}},{key:"cross",value:function(t){return this.x*t.y-this.y*t.x}},{key:"determinant",value:function(t){return this.x*t.y-this.y*t.x}},{key:"unit",value:function(){return this.divide(this.length())}},{key:"add",value:function(t){return new this.constructor(this.x+t.x,this.y+t.y)}},{key:"subtract",value:function(t){return new this.constructor(this.x-t.x,this.y-t.y)}},{key:"multiply",value:function(t){return new this.constructor(this.x*t,this.y*t)}},{key:"divide",value:function(t){return new this.constructor(this.x/t,this.y/t)}},{key:"angleBetween",value:function(t){var i=this.dot(t)/(this.length()*t.length());i=Math.max(-1,Math.min(i,1));var s=Math.acos(i);return this.cross(t)<0?-s:s}},{key:"perp",value:function(){return new this.constructor(-this.y,this.x)}},{key:"perpendicular",value:function(t){return this.subtract(this.project(t))}},{key:"project",value:function(t){var i=this.dot(t)/t.dot(t);return t.multiply(i)}},{key:"transform",value:function(t){return new this.constructor(t.a*this.x+t.c*this.y,t.b*this.x+t.d*this.y)}},{key:"equals",value:function(t){return this.x===t.x&&this.y===t.y}},{key:"precisionEquals",value:function(t,i){return Math.abs(this.x-t.x)<i&&Math.abs(this.y-t.y)<i}},{key:"toString",value:function(){return"vector("+this.x+","+this.y+")"}}],[{key:"fromPoints",value:function(t,s){return new i(s.x-t.x,s.y-t.y)}}]),i}(),h=function(){function i(s,n,e,h,r,u){t(this,i),this.a=void 0!==s?s:1,this.b=void 0!==n?n:0,this.c=void 0!==e?e:0,this.d=void 0!==h?h:1,this.e=void 0!==r?r:0,this.f=void 0!==u?u:0}return s(i,[{key:"multiply",value:function(t){return this.isIdentity()?t:t.isIdentity()?this:new this.constructor(this.a*t.a+this.c*t.b,this.b*t.a+this.d*t.b,this.a*t.c+this.c*t.d,this.b*t.c+this.d*t.d,this.a*t.e+this.c*t.f+this.e,this.b*t.e+this.d*t.f+this.f)}},{key:"inverse",value:function(){if(this.isIdentity())return this;var t=this.a*this.d-this.b*this.c;if(0===t)throw new Error("Matrix is not invertible");var i=1/t,s=this.f*this.c-this.e*this.d,n=this.e*this.b-this.f*this.a;return new this.constructor(this.d*i,-this.b*i,-this.c*i,this.a*i,s*i,n*i)}},{key:"translate",value:function(t,i){return new this.constructor(this.a,this.b,this.c,this.d,this.a*t+this.c*i+this.e,this.b*t+this.d*i+this.f)}},{key:"scale",value:function(t){return new this.constructor(this.a*t,this.b*t,this.c*t,this.d*t,this.e,this.f)}},{key:"scaleAt",value:function(t,i){var s=i.x-t*i.x,n=i.y-t*i.y;return new this.constructor(this.a*t,this.b*t,this.c*t,this.d*t,this.a*s+this.c*n+this.e,this.b*s+this.d*n+this.f)}},{key:"scaleNonUniform",value:function(t,i){return new this.constructor(this.a*t,this.b*t,this.c*i,this.d*i,this.e,this.f)}},{key:"scaleNonUniformAt",value:function(t,i,s){var n=s.x-t*s.x,e=s.y-i*s.y;return new this.constructor(this.a*t,this.b*t,this.c*i,this.d*i,this.a*n+this.c*e+this.e,this.b*n+this.d*e+this.f)}},{key:"rotate",value:function(t){var i=Math.cos(t),s=Math.sin(t);return new this.constructor(this.a*i+this.c*s,this.b*i+this.d*s,this.a*-s+this.c*i,this.b*-s+this.d*i,this.e,this.f)}},{key:"rotateAt",value:function(t,i){var s=Math.cos(t),n=Math.sin(t),e=i.x,h=i.y,r=this.a*s+this.c*n,u=this.b*s+this.d*n,a=this.c*s-this.a*n,o=this.d*s-this.b*n;return new this.constructor(r,u,a,o,(this.a-r)*e+(this.c-a)*h+this.e,(this.b-u)*e+(this.d-o)*h+this.f)}},{key:"rotateFromVector",value:function(t){var i=t.unit(),s=i.x,n=i.y;return new this.constructor(this.a*s+this.c*n,this.b*s+this.d*n,this.a*-n+this.c*s,this.b*-n+this.d*s,this.e,this.f)}},{key:"flipX",value:function(){return new this.constructor(-this.a,-this.b,this.c,this.d,this.e,this.f)}},{key:"flipY",value:function(){return new this.constructor(this.a,this.b,-this.c,-this.d,this.e,this.f)}},{key:"skewX",value:function(t){var i=Math.tan(t);return new this.constructor(this.a,this.b,this.c+this.a*i,this.d+this.b*i,this.e,this.f)}},{key:"skewY",value:function(t){var i=Math.tan(t);return new this.constructor(this.a+this.c*i,this.b+this.d*i,this.c,this.d,this.e,this.f)}},{key:"isIdentity",value:function(){return 1===this.a&&0===this.b&&0===this.c&&1===this.d&&0===this.e&&0===this.f}},{key:"isInvertible",value:function(){return this.a*this.d-this.b*this.c!=0}},{key:"getScale",value:function(){return{scaleX:Math.sqrt(this.a*this.a+this.c*this.c),scaleY:Math.sqrt(this.b*this.b+this.d*this.d)}}},{key:"getDecomposition",value:function(){var t=.5*(this.a+this.d),i=.5*(this.a-this.d),s=.5*(this.b+this.c),n=.5*(this.b-this.c),e=Math.sqrt(t*t+n*n),h=Math.sqrt(i*i+s*s),r=e+h,u=e-h,a=Math.atan2(s,i),o=Math.atan2(n,t),c=.5*(o-a),y=.5*(o+a);return{translation:this.constructor.translation(this.e,this.f),rotation:this.constructor.rotation(y),scale:this.constructor.nonUniformScaling(r,u),rotation0:this.constructor.rotation(c)}}},{key:"equals",value:function(t){return this.a===t.a&&this.b===t.b&&this.c===t.c&&this.d===t.d&&this.e===t.e&&this.f===t.f}},{key:"precisionEquals",value:function(t,i){return Math.abs(this.a-t.a)<i&&Math.abs(this.b-t.b)<i&&Math.abs(this.c-t.c)<i&&Math.abs(this.d-t.d)<i&&Math.abs(this.e-t.e)<i&&Math.abs(this.f-t.f)<i}},{key:"toString",value:function(){return"matrix("+[this.a,this.b,this.c,this.d,this.e,this.f].join(",")+")"}}],[{key:"translation",value:function(t,s){return new i(1,0,0,1,t,s)}},{key:"scaling",value:function(t){return new i(t,0,0,t,0,0)}},{key:"scalingAt",value:function(t,s){return new i(t,0,0,t,s.x-s.x*t,s.y-s.y*t)}},{key:"nonUniformScaling",value:function(t,s){return new i(t,0,0,s,0,0)}},{key:"nonUniformScalingAt",value:function(t,s,n){return new i(t,0,0,s,n.x-n.x*t,n.y-n.y*s)}},{key:"rotation",value:function(t){var s=Math.cos(t),n=Math.sin(t);return new i(s,n,-n,s,0,0)}},{key:"rotationAt",value:function(t,s){var n=Math.cos(t),e=Math.sin(t);return new i(n,e,-e,n,s.x-s.x*n+s.y*e,s.y-s.y*n-s.x*e)}},{key:"rotationFromVector",value:function(t){var s=t.unit(),n=s.x,e=s.y;return new i(n,e,-e,n,0,0)}},{key:"xFlip",value:function(){return new i(-1,0,0,1,0,0)}},{key:"yFlip",value:function(){return new i(1,0,0,-1,0,0)}},{key:"xSkew",value:function(t){return new i(1,0,Math.tan(t),1,0,0)}},{key:"ySkew",value:function(t){return new i(1,Math.tan(t),0,1,0,0)}}]),i}();h.IDENTITY=new h,h.IDENTITY.isIdentity=function(){return!0};export{h as Matrix2D,n as Point2D,e as Vector2D};
+function t(t,i){if(!(t instanceof i))throw new TypeError("Cannot call a class as a function")}function i(t,i){for(var n=0;n<i.length;n++){var s=i[n];s.enumerable=s.enumerable||!1,s.configurable=!0,"value"in s&&(s.writable=!0),Object.defineProperty(t,s.key,s)}}function n(t,n,s){return n&&i(t.prototype,n),s&&i(t,s),t}var s=function(){function i(){var n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;t(this,i),this.x=n,this.y=s}return n(i,[{key:"clone",value:function(){return new this.constructor(this.x,this.y)}},{key:"add",value:function(t){return new this.constructor(this.x+t.x,this.y+t.y)}},{key:"subtract",value:function(t){return new this.constructor(this.x-t.x,this.y-t.y)}},{key:"multiply",value:function(t){return new this.constructor(this.x*t,this.y*t)}},{key:"divide",value:function(t){return new this.constructor(this.x/t,this.y/t)}},{key:"equals",value:function(t){return this.x===t.x&&this.y===t.y}},{key:"precisionEquals",value:function(t,i){return Math.abs(this.x-t.x)<i&&Math.abs(this.y-t.y)<i}},{key:"lerp",value:function(t,i){var n=1-i;return new this.constructor(this.x*n+t.x*i,this.y*n+t.y*i)}},{key:"distanceFrom",value:function(t){var i=this.x-t.x,n=this.y-t.y;return Math.sqrt(i*i+n*n)}},{key:"min",value:function(t){return new this.constructor(Math.min(this.x,t.x),Math.min(this.y,t.y))}},{key:"max",value:function(t){return new this.constructor(Math.max(this.x,t.x),Math.max(this.y,t.y))}},{key:"transform",value:function(t){return new this.constructor(t.a*this.x+t.c*this.y+t.e,t.b*this.x+t.d*this.y+t.f)}},{key:"toString",value:function(){return"point(".concat(this.x,",").concat(this.y,")")}}]),i}(),e=function(){function i(){var n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;t(this,i),this.x=n,this.y=s}return n(i,[{key:"length",value:function(){return Math.sqrt(this.x*this.x+this.y*this.y)}},{key:"magnitude",value:function(){return this.x*this.x+this.y*this.y}},{key:"dot",value:function(t){return this.x*t.x+this.y*t.y}},{key:"cross",value:function(t){return this.x*t.y-this.y*t.x}},{key:"determinant",value:function(t){return this.x*t.y-this.y*t.x}},{key:"unit",value:function(){return this.divide(this.length())}},{key:"add",value:function(t){return new this.constructor(this.x+t.x,this.y+t.y)}},{key:"subtract",value:function(t){return new this.constructor(this.x-t.x,this.y-t.y)}},{key:"multiply",value:function(t){return new this.constructor(this.x*t,this.y*t)}},{key:"divide",value:function(t){return new this.constructor(this.x/t,this.y/t)}},{key:"angleBetween",value:function(t){var i=this.dot(t)/(this.length()*t.length());i=Math.max(-1,Math.min(i,1));var n=Math.acos(i);return this.cross(t)<0?-n:n}},{key:"perp",value:function(){return new this.constructor(-this.y,this.x)}},{key:"perpendicular",value:function(t){return this.subtract(this.project(t))}},{key:"project",value:function(t){var i=this.dot(t)/t.dot(t);return t.multiply(i)}},{key:"transform",value:function(t){return new this.constructor(t.a*this.x+t.c*this.y,t.b*this.x+t.d*this.y)}},{key:"equals",value:function(t){return this.x===t.x&&this.y===t.y}},{key:"precisionEquals",value:function(t,i){return Math.abs(this.x-t.x)<i&&Math.abs(this.y-t.y)<i}},{key:"toString",value:function(){return"vector(".concat(this.x,",").concat(this.y,")")}}],[{key:"fromPoints",value:function(t,n){return new i(n.x-t.x,n.y-t.y)}}]),i}(),h=function(){function i(){var n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,e=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,h=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1,r=arguments.length>4&&void 0!==arguments[4]?arguments[4]:0,u=arguments.length>5&&void 0!==arguments[5]?arguments[5]:0;t(this,i),this.a=n,this.b=s,this.c=e,this.d=h,this.e=r,this.f=u}return n(i,[{key:"multiply",value:function(t){return this.isIdentity()?t:t.isIdentity()?this:new this.constructor(this.a*t.a+this.c*t.b,this.b*t.a+this.d*t.b,this.a*t.c+this.c*t.d,this.b*t.c+this.d*t.d,this.a*t.e+this.c*t.f+this.e,this.b*t.e+this.d*t.f+this.f)}},{key:"inverse",value:function(){if(this.isIdentity())return this;var t=this.a*this.d-this.b*this.c;if(0===t)throw new Error("Matrix is not invertible");var i=1/t,n=this.f*this.c-this.e*this.d,s=this.e*this.b-this.f*this.a;return new this.constructor(this.d*i,-this.b*i,-this.c*i,this.a*i,n*i,s*i)}},{key:"translate",value:function(t,i){return new this.constructor(this.a,this.b,this.c,this.d,this.a*t+this.c*i+this.e,this.b*t+this.d*i+this.f)}},{key:"scale",value:function(t){return new this.constructor(this.a*t,this.b*t,this.c*t,this.d*t,this.e,this.f)}},{key:"scaleAt",value:function(t,i){var n=i.x-t*i.x,s=i.y-t*i.y;return new this.constructor(this.a*t,this.b*t,this.c*t,this.d*t,this.a*n+this.c*s+this.e,this.b*n+this.d*s+this.f)}},{key:"scaleNonUniform",value:function(t,i){return new this.constructor(this.a*t,this.b*t,this.c*i,this.d*i,this.e,this.f)}},{key:"scaleNonUniformAt",value:function(t,i,n){var s=n.x-t*n.x,e=n.y-i*n.y;return new this.constructor(this.a*t,this.b*t,this.c*i,this.d*i,this.a*s+this.c*e+this.e,this.b*s+this.d*e+this.f)}},{key:"rotate",value:function(t){var i=Math.cos(t),n=Math.sin(t);return new this.constructor(this.a*i+this.c*n,this.b*i+this.d*n,this.a*-n+this.c*i,this.b*-n+this.d*i,this.e,this.f)}},{key:"rotateAt",value:function(t,i){var n=Math.cos(t),s=Math.sin(t),e=i.x,h=i.y,r=this.a*n+this.c*s,u=this.b*n+this.d*s,a=this.c*n-this.a*s,c=this.d*n-this.b*s;return new this.constructor(r,u,a,c,(this.a-r)*e+(this.c-a)*h+this.e,(this.b-u)*e+(this.d-c)*h+this.f)}},{key:"rotateFromVector",value:function(t){var i=t.unit(),n=i.x,s=i.y;return new this.constructor(this.a*n+this.c*s,this.b*n+this.d*s,this.a*-s+this.c*n,this.b*-s+this.d*n,this.e,this.f)}},{key:"flipX",value:function(){return new this.constructor(-this.a,-this.b,this.c,this.d,this.e,this.f)}},{key:"flipY",value:function(){return new this.constructor(this.a,this.b,-this.c,-this.d,this.e,this.f)}},{key:"skewX",value:function(t){var i=Math.tan(t);return new this.constructor(this.a,this.b,this.c+this.a*i,this.d+this.b*i,this.e,this.f)}},{key:"skewY",value:function(t){var i=Math.tan(t);return new this.constructor(this.a+this.c*i,this.b+this.d*i,this.c,this.d,this.e,this.f)}},{key:"isIdentity",value:function(){return 1===this.a&&0===this.b&&0===this.c&&1===this.d&&0===this.e&&0===this.f}},{key:"isInvertible",value:function(){return this.a*this.d-this.b*this.c!=0}},{key:"getScale",value:function(){return{scaleX:Math.sqrt(this.a*this.a+this.c*this.c),scaleY:Math.sqrt(this.b*this.b+this.d*this.d)}}},{key:"getDecomposition",value:function(){var t=.5*(this.a+this.d),i=.5*(this.a-this.d),n=.5*(this.b+this.c),s=.5*(this.b-this.c),e=Math.sqrt(t*t+s*s),h=Math.sqrt(i*i+n*n),r=e+h,u=e-h,a=Math.atan2(n,i),c=Math.atan2(s,t),o=.5*(c-a),y=.5*(c+a);return{translation:this.constructor.translation(this.e,this.f),rotation:this.constructor.rotation(y),scale:this.constructor.nonUniformScaling(r,u),rotation0:this.constructor.rotation(o)}}},{key:"equals",value:function(t){return this.a===t.a&&this.b===t.b&&this.c===t.c&&this.d===t.d&&this.e===t.e&&this.f===t.f}},{key:"precisionEquals",value:function(t,i){return Math.abs(this.a-t.a)<i&&Math.abs(this.b-t.b)<i&&Math.abs(this.c-t.c)<i&&Math.abs(this.d-t.d)<i&&Math.abs(this.e-t.e)<i&&Math.abs(this.f-t.f)<i}},{key:"toString",value:function(){return"matrix(".concat(this.a,",").concat(this.b,",").concat(this.c,",").concat(this.d,",").concat(this.e,",").concat(this.f,")")}}],[{key:"translation",value:function(t,n){return new i(1,0,0,1,t,n)}},{key:"scaling",value:function(t){return new i(t,0,0,t,0,0)}},{key:"scalingAt",value:function(t,n){return new i(t,0,0,t,n.x-n.x*t,n.y-n.y*t)}},{key:"nonUniformScaling",value:function(t,n){return new i(t,0,0,n,0,0)}},{key:"nonUniformScalingAt",value:function(t,n,s){return new i(t,0,0,n,s.x-s.x*t,s.y-s.y*n)}},{key:"rotation",value:function(t){var n=Math.cos(t),s=Math.sin(t);return new i(n,s,-s,n,0,0)}},{key:"rotationAt",value:function(t,n){var s=Math.cos(t),e=Math.sin(t);return new i(s,e,-e,s,n.x-n.x*s+n.y*e,n.y-n.y*s-n.x*e)}},{key:"rotationFromVector",value:function(t){var n=t.unit(),s=n.x,e=n.y;return new i(s,e,-e,s,0,0)}},{key:"xFlip",value:function(){return new i(-1,0,0,1,0,0)}},{key:"yFlip",value:function(){return new i(1,0,0,-1,0,0)}},{key:"xSkew",value:function(t){return new i(1,0,Math.tan(t),1,0,0)}},{key:"ySkew",value:function(t){return new i(1,Math.tan(t),0,1,0,0)}}]),i}();h.IDENTITY=new h,h.IDENTITY.isIdentity=function(){return!0};export{h as Matrix2D,s as Point2D,e as Vector2D};
 //# sourceMappingURL=index-esm.min.js.map

dist/index-umd.js

@@ -50,7 +50,10 @@ (function (global, factory) {
      */
-    function Point2D(x, y) {
+    function Point2D() {
+      var x = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0;
+      var y = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;
+
       _classCallCheck(this, Point2D);
 
-      this.x = x !== undefined ? x : 0.0;
-      this.y = y !== undefined ? y : 0.0;
+      this.x = x;
+      this.y = y;
     }
@@ -72,3 +75,3 @@ /**
        *
-       *  @param {Point2D|Vector2D} that
+       *  @param {module:kld-affine.Point2D} that
        *  @returns {module:kld-affine.Point2D}
@@ -85,3 +88,3 @@ */
        *
-       *  @param { Vector2D | Point2D } that
+       *  @param {module:kld-affine.Point2D} that
        *  @returns {module:kld-affine.Point2D}
@@ -218,3 +221,3 @@ */
       value: function toString() {
-        return "point(" + this.x + "," + this.y + ")";
+        return "point(".concat(this.x, ",").concat(this.y, ")");
       }
@@ -247,7 +250,10 @@ }]);
      */
-    function Vector2D(x, y) {
+    function Vector2D() {
+      var x = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0;
+      var y = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;
+
       _classCallCheck(this, Vector2D);
 
-      this.x = x !== undefined ? x : 0.0;
-      this.y = y !== undefined ? y : 0.0;
+      this.x = x;
+      this.y = y;
     }
@@ -478,3 +484,3 @@ /**
       value: function toString() {
-        return "vector(" + this.x + "," + this.y + ")";
+        return "vector(".concat(this.x, ",").concat(this.y, ")");
       }
@@ -506,8 +512,7 @@ }], [{
     /**
-     *  Matrix2D
+     *  A 2D Matrix of the form:<br>
+     *  [a c e]<br>
+     *  [b d f]<br>
+     *  [0 0 1]<br>
      *
-     *  [a c e]
-     *  [b d f]
-     *  [0 0 1]
-     *
      *  @param {number} a
@@ -521,11 +526,18 @@ *  @param {number} b
      */
-    function Matrix2D(a, b, c, d, e, f) {
+    function Matrix2D() {
+      var a = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 1;
+      var b = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;
+      var c = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 0;
+      var d = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : 1;
+      var e = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 0;
+      var f = arguments.length > 5 && arguments[5] !== undefined ? arguments[5] : 0;
+
       _classCallCheck(this, Matrix2D);
 
-      this.a = a !== undefined ? a : 1;
-      this.b = b !== undefined ? b : 0;
-      this.c = c !== undefined ? c : 0;
-      this.d = d !== undefined ? d : 1;
-      this.e = e !== undefined ? e : 0;
-      this.f = f !== undefined ? f : 0;
+      this.a = a;
+      this.b = b;
+      this.c = c;
+      this.d = d;
+      this.e = e;
+      this.f = f;
     }
@@ -793,8 +805,6 @@ /**
       /**
-       *  getDecomposition
-       *
        *  Calculates matrix Singular Value Decomposition
        *
-       *  The resulting matrices, translation, rotation, scale, and rotation0, return
-       *  this matrix when they are muliplied together in the listed order
+       *  The resulting matrices — translation, rotation, scale, and rotation0 — return
+       *  this matrix when they are multiplied together in the listed order
        *
@@ -804,3 +814,8 @@ *  @see Jim Blinn's article {@link http://dx.doi.org/10.1109/38.486688}
        *
-       *  @returns {{ translation: module:kld-affine.Matrix2D, rotation: module:kld-affine.Matrix2D, scale: module:kld-affine.Matrix2D, rotation0: module:kld-affine.Matrix2D }}
+       *  @returns {{
+       *    translation: module:kld-affine.Matrix2D,
+       *    rotation: module:kld-affine.Matrix2D,
+       *    scale: module:kld-affine.Matrix2D,
+       *    rotation0: module:kld-affine.Matrix2D
+       *  }}
        */
@@ -864,3 +879,3 @@
       value: function toString() {
-        return "matrix(" + [this.a, this.b, this.c, this.d, this.e, this.f].join(",") + ")";
+        return "matrix(".concat(this.a, ",").concat(this.b, ",").concat(this.c, ",").concat(this.d, ",").concat(this.e, ",").concat(this.f, ")");
       }
@@ -867,0 +882,0 @@ }], [{

dist/index-umd.min.js

@@ -1,2 +0,2 @@
-!function(t,i){"object"==typeof exports&&"undefined"!=typeof module?i(exports):"function"==typeof define&&define.amd?define(["exports"],i):i((t=t||self).KldAffine={})}(this,function(t){"use strict";function i(t,i){if(!(t instanceof i))throw new TypeError("Cannot call a class as a function")}function s(t,i){for(var s=0;s<i.length;s++){var n=i[s];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,n.key,n)}}function n(t,i,n){return i&&s(t.prototype,i),n&&s(t,n),t}var e=function(){function t(s,n){i(this,t),this.x=void 0!==s?s:0,this.y=void 0!==n?n:0}return n(t,[{key:"clone",value:function(){return new this.constructor(this.x,this.y)}},{key:"add",value:function(t){return new this.constructor(this.x+t.x,this.y+t.y)}},{key:"subtract",value:function(t){return new this.constructor(this.x-t.x,this.y-t.y)}},{key:"multiply",value:function(t){return new this.constructor(this.x*t,this.y*t)}},{key:"divide",value:function(t){return new this.constructor(this.x/t,this.y/t)}},{key:"equals",value:function(t){return this.x===t.x&&this.y===t.y}},{key:"precisionEquals",value:function(t,i){return Math.abs(this.x-t.x)<i&&Math.abs(this.y-t.y)<i}},{key:"lerp",value:function(t,i){var s=1-i;return new this.constructor(this.x*s+t.x*i,this.y*s+t.y*i)}},{key:"distanceFrom",value:function(t){var i=this.x-t.x,s=this.y-t.y;return Math.sqrt(i*i+s*s)}},{key:"min",value:function(t){return new this.constructor(Math.min(this.x,t.x),Math.min(this.y,t.y))}},{key:"max",value:function(t){return new this.constructor(Math.max(this.x,t.x),Math.max(this.y,t.y))}},{key:"transform",value:function(t){return new this.constructor(t.a*this.x+t.c*this.y+t.e,t.b*this.x+t.d*this.y+t.f)}},{key:"toString",value:function(){return"point("+this.x+","+this.y+")"}}]),t}(),h=function(){function t(s,n){i(this,t),this.x=void 0!==s?s:0,this.y=void 0!==n?n:0}return n(t,[{key:"length",value:function(){return Math.sqrt(this.x*this.x+this.y*this.y)}},{key:"magnitude",value:function(){return this.x*this.x+this.y*this.y}},{key:"dot",value:function(t){return this.x*t.x+this.y*t.y}},{key:"cross",value:function(t){return this.x*t.y-this.y*t.x}},{key:"determinant",value:function(t){return this.x*t.y-this.y*t.x}},{key:"unit",value:function(){return this.divide(this.length())}},{key:"add",value:function(t){return new this.constructor(this.x+t.x,this.y+t.y)}},{key:"subtract",value:function(t){return new this.constructor(this.x-t.x,this.y-t.y)}},{key:"multiply",value:function(t){return new this.constructor(this.x*t,this.y*t)}},{key:"divide",value:function(t){return new this.constructor(this.x/t,this.y/t)}},{key:"angleBetween",value:function(t){var i=this.dot(t)/(this.length()*t.length());i=Math.max(-1,Math.min(i,1));var s=Math.acos(i);return this.cross(t)<0?-s:s}},{key:"perp",value:function(){return new this.constructor(-this.y,this.x)}},{key:"perpendicular",value:function(t){return this.subtract(this.project(t))}},{key:"project",value:function(t){var i=this.dot(t)/t.dot(t);return t.multiply(i)}},{key:"transform",value:function(t){return new this.constructor(t.a*this.x+t.c*this.y,t.b*this.x+t.d*this.y)}},{key:"equals",value:function(t){return this.x===t.x&&this.y===t.y}},{key:"precisionEquals",value:function(t,i){return Math.abs(this.x-t.x)<i&&Math.abs(this.y-t.y)<i}},{key:"toString",value:function(){return"vector("+this.x+","+this.y+")"}}],[{key:"fromPoints",value:function(i,s){return new t(s.x-i.x,s.y-i.y)}}]),t}(),r=function(){function t(s,n,e,h,r,u){i(this,t),this.a=void 0!==s?s:1,this.b=void 0!==n?n:0,this.c=void 0!==e?e:0,this.d=void 0!==h?h:1,this.e=void 0!==r?r:0,this.f=void 0!==u?u:0}return n(t,[{key:"multiply",value:function(t){return this.isIdentity()?t:t.isIdentity()?this:new this.constructor(this.a*t.a+this.c*t.b,this.b*t.a+this.d*t.b,this.a*t.c+this.c*t.d,this.b*t.c+this.d*t.d,this.a*t.e+this.c*t.f+this.e,this.b*t.e+this.d*t.f+this.f)}},{key:"inverse",value:function(){if(this.isIdentity())return this;var t=this.a*this.d-this.b*this.c;if(0===t)throw new Error("Matrix is not invertible");var i=1/t,s=this.f*this.c-this.e*this.d,n=this.e*this.b-this.f*this.a;return new this.constructor(this.d*i,-this.b*i,-this.c*i,this.a*i,s*i,n*i)}},{key:"translate",value:function(t,i){return new this.constructor(this.a,this.b,this.c,this.d,this.a*t+this.c*i+this.e,this.b*t+this.d*i+this.f)}},{key:"scale",value:function(t){return new this.constructor(this.a*t,this.b*t,this.c*t,this.d*t,this.e,this.f)}},{key:"scaleAt",value:function(t,i){var s=i.x-t*i.x,n=i.y-t*i.y;return new this.constructor(this.a*t,this.b*t,this.c*t,this.d*t,this.a*s+this.c*n+this.e,this.b*s+this.d*n+this.f)}},{key:"scaleNonUniform",value:function(t,i){return new this.constructor(this.a*t,this.b*t,this.c*i,this.d*i,this.e,this.f)}},{key:"scaleNonUniformAt",value:function(t,i,s){var n=s.x-t*s.x,e=s.y-i*s.y;return new this.constructor(this.a*t,this.b*t,this.c*i,this.d*i,this.a*n+this.c*e+this.e,this.b*n+this.d*e+this.f)}},{key:"rotate",value:function(t){var i=Math.cos(t),s=Math.sin(t);return new this.constructor(this.a*i+this.c*s,this.b*i+this.d*s,this.a*-s+this.c*i,this.b*-s+this.d*i,this.e,this.f)}},{key:"rotateAt",value:function(t,i){var s=Math.cos(t),n=Math.sin(t),e=i.x,h=i.y,r=this.a*s+this.c*n,u=this.b*s+this.d*n,a=this.c*s-this.a*n,o=this.d*s-this.b*n;return new this.constructor(r,u,a,o,(this.a-r)*e+(this.c-a)*h+this.e,(this.b-u)*e+(this.d-o)*h+this.f)}},{key:"rotateFromVector",value:function(t){var i=t.unit(),s=i.x,n=i.y;return new this.constructor(this.a*s+this.c*n,this.b*s+this.d*n,this.a*-n+this.c*s,this.b*-n+this.d*s,this.e,this.f)}},{key:"flipX",value:function(){return new this.constructor(-this.a,-this.b,this.c,this.d,this.e,this.f)}},{key:"flipY",value:function(){return new this.constructor(this.a,this.b,-this.c,-this.d,this.e,this.f)}},{key:"skewX",value:function(t){var i=Math.tan(t);return new this.constructor(this.a,this.b,this.c+this.a*i,this.d+this.b*i,this.e,this.f)}},{key:"skewY",value:function(t){var i=Math.tan(t);return new this.constructor(this.a+this.c*i,this.b+this.d*i,this.c,this.d,this.e,this.f)}},{key:"isIdentity",value:function(){return 1===this.a&&0===this.b&&0===this.c&&1===this.d&&0===this.e&&0===this.f}},{key:"isInvertible",value:function(){return this.a*this.d-this.b*this.c!=0}},{key:"getScale",value:function(){return{scaleX:Math.sqrt(this.a*this.a+this.c*this.c),scaleY:Math.sqrt(this.b*this.b+this.d*this.d)}}},{key:"getDecomposition",value:function(){var t=.5*(this.a+this.d),i=.5*(this.a-this.d),s=.5*(this.b+this.c),n=.5*(this.b-this.c),e=Math.sqrt(t*t+n*n),h=Math.sqrt(i*i+s*s),r=e+h,u=e-h,a=Math.atan2(s,i),o=Math.atan2(n,t),c=.5*(o-a),y=.5*(o+a);return{translation:this.constructor.translation(this.e,this.f),rotation:this.constructor.rotation(y),scale:this.constructor.nonUniformScaling(r,u),rotation0:this.constructor.rotation(c)}}},{key:"equals",value:function(t){return this.a===t.a&&this.b===t.b&&this.c===t.c&&this.d===t.d&&this.e===t.e&&this.f===t.f}},{key:"precisionEquals",value:function(t,i){return Math.abs(this.a-t.a)<i&&Math.abs(this.b-t.b)<i&&Math.abs(this.c-t.c)<i&&Math.abs(this.d-t.d)<i&&Math.abs(this.e-t.e)<i&&Math.abs(this.f-t.f)<i}},{key:"toString",value:function(){return"matrix("+[this.a,this.b,this.c,this.d,this.e,this.f].join(",")+")"}}],[{key:"translation",value:function(i,s){return new t(1,0,0,1,i,s)}},{key:"scaling",value:function(i){return new t(i,0,0,i,0,0)}},{key:"scalingAt",value:function(i,s){return new t(i,0,0,i,s.x-s.x*i,s.y-s.y*i)}},{key:"nonUniformScaling",value:function(i,s){return new t(i,0,0,s,0,0)}},{key:"nonUniformScalingAt",value:function(i,s,n){return new t(i,0,0,s,n.x-n.x*i,n.y-n.y*s)}},{key:"rotation",value:function(i){var s=Math.cos(i),n=Math.sin(i);return new t(s,n,-n,s,0,0)}},{key:"rotationAt",value:function(i,s){var n=Math.cos(i),e=Math.sin(i);return new t(n,e,-e,n,s.x-s.x*n+s.y*e,s.y-s.y*n-s.x*e)}},{key:"rotationFromVector",value:function(i){var s=i.unit(),n=s.x,e=s.y;return new t(n,e,-e,n,0,0)}},{key:"xFlip",value:function(){return new t(-1,0,0,1,0,0)}},{key:"yFlip",value:function(){return new t(1,0,0,-1,0,0)}},{key:"xSkew",value:function(i){return new t(1,0,Math.tan(i),1,0,0)}},{key:"ySkew",value:function(i){return new t(1,Math.tan(i),0,1,0,0)}}]),t}();r.IDENTITY=new r,r.IDENTITY.isIdentity=function(){return!0},t.Matrix2D=r,t.Point2D=e,t.Vector2D=h,Object.defineProperty(t,"__esModule",{value:!0})});
+!function(t,i){"object"==typeof exports&&"undefined"!=typeof module?i(exports):"function"==typeof define&&define.amd?define(["exports"],i):i((t=t||self).KldAffine={})}(this,function(t){"use strict";function i(t,i){if(!(t instanceof i))throw new TypeError("Cannot call a class as a function")}function n(t,i){for(var n=0;n<i.length;n++){var s=i[n];s.enumerable=s.enumerable||!1,s.configurable=!0,"value"in s&&(s.writable=!0),Object.defineProperty(t,s.key,s)}}function s(t,i,s){return i&&n(t.prototype,i),s&&n(t,s),t}var e=function(){function t(){var n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;i(this,t),this.x=n,this.y=s}return s(t,[{key:"clone",value:function(){return new this.constructor(this.x,this.y)}},{key:"add",value:function(t){return new this.constructor(this.x+t.x,this.y+t.y)}},{key:"subtract",value:function(t){return new this.constructor(this.x-t.x,this.y-t.y)}},{key:"multiply",value:function(t){return new this.constructor(this.x*t,this.y*t)}},{key:"divide",value:function(t){return new this.constructor(this.x/t,this.y/t)}},{key:"equals",value:function(t){return this.x===t.x&&this.y===t.y}},{key:"precisionEquals",value:function(t,i){return Math.abs(this.x-t.x)<i&&Math.abs(this.y-t.y)<i}},{key:"lerp",value:function(t,i){var n=1-i;return new this.constructor(this.x*n+t.x*i,this.y*n+t.y*i)}},{key:"distanceFrom",value:function(t){var i=this.x-t.x,n=this.y-t.y;return Math.sqrt(i*i+n*n)}},{key:"min",value:function(t){return new this.constructor(Math.min(this.x,t.x),Math.min(this.y,t.y))}},{key:"max",value:function(t){return new this.constructor(Math.max(this.x,t.x),Math.max(this.y,t.y))}},{key:"transform",value:function(t){return new this.constructor(t.a*this.x+t.c*this.y+t.e,t.b*this.x+t.d*this.y+t.f)}},{key:"toString",value:function(){return"point(".concat(this.x,",").concat(this.y,")")}}]),t}(),h=function(){function t(){var n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;i(this,t),this.x=n,this.y=s}return s(t,[{key:"length",value:function(){return Math.sqrt(this.x*this.x+this.y*this.y)}},{key:"magnitude",value:function(){return this.x*this.x+this.y*this.y}},{key:"dot",value:function(t){return this.x*t.x+this.y*t.y}},{key:"cross",value:function(t){return this.x*t.y-this.y*t.x}},{key:"determinant",value:function(t){return this.x*t.y-this.y*t.x}},{key:"unit",value:function(){return this.divide(this.length())}},{key:"add",value:function(t){return new this.constructor(this.x+t.x,this.y+t.y)}},{key:"subtract",value:function(t){return new this.constructor(this.x-t.x,this.y-t.y)}},{key:"multiply",value:function(t){return new this.constructor(this.x*t,this.y*t)}},{key:"divide",value:function(t){return new this.constructor(this.x/t,this.y/t)}},{key:"angleBetween",value:function(t){var i=this.dot(t)/(this.length()*t.length());i=Math.max(-1,Math.min(i,1));var n=Math.acos(i);return this.cross(t)<0?-n:n}},{key:"perp",value:function(){return new this.constructor(-this.y,this.x)}},{key:"perpendicular",value:function(t){return this.subtract(this.project(t))}},{key:"project",value:function(t){var i=this.dot(t)/t.dot(t);return t.multiply(i)}},{key:"transform",value:function(t){return new this.constructor(t.a*this.x+t.c*this.y,t.b*this.x+t.d*this.y)}},{key:"equals",value:function(t){return this.x===t.x&&this.y===t.y}},{key:"precisionEquals",value:function(t,i){return Math.abs(this.x-t.x)<i&&Math.abs(this.y-t.y)<i}},{key:"toString",value:function(){return"vector(".concat(this.x,",").concat(this.y,")")}}],[{key:"fromPoints",value:function(i,n){return new t(n.x-i.x,n.y-i.y)}}]),t}(),r=function(){function t(){var n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,e=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,h=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1,r=arguments.length>4&&void 0!==arguments[4]?arguments[4]:0,u=arguments.length>5&&void 0!==arguments[5]?arguments[5]:0;i(this,t),this.a=n,this.b=s,this.c=e,this.d=h,this.e=r,this.f=u}return s(t,[{key:"multiply",value:function(t){return this.isIdentity()?t:t.isIdentity()?this:new this.constructor(this.a*t.a+this.c*t.b,this.b*t.a+this.d*t.b,this.a*t.c+this.c*t.d,this.b*t.c+this.d*t.d,this.a*t.e+this.c*t.f+this.e,this.b*t.e+this.d*t.f+this.f)}},{key:"inverse",value:function(){if(this.isIdentity())return this;var t=this.a*this.d-this.b*this.c;if(0===t)throw new Error("Matrix is not invertible");var i=1/t,n=this.f*this.c-this.e*this.d,s=this.e*this.b-this.f*this.a;return new this.constructor(this.d*i,-this.b*i,-this.c*i,this.a*i,n*i,s*i)}},{key:"translate",value:function(t,i){return new this.constructor(this.a,this.b,this.c,this.d,this.a*t+this.c*i+this.e,this.b*t+this.d*i+this.f)}},{key:"scale",value:function(t){return new this.constructor(this.a*t,this.b*t,this.c*t,this.d*t,this.e,this.f)}},{key:"scaleAt",value:function(t,i){var n=i.x-t*i.x,s=i.y-t*i.y;return new this.constructor(this.a*t,this.b*t,this.c*t,this.d*t,this.a*n+this.c*s+this.e,this.b*n+this.d*s+this.f)}},{key:"scaleNonUniform",value:function(t,i){return new this.constructor(this.a*t,this.b*t,this.c*i,this.d*i,this.e,this.f)}},{key:"scaleNonUniformAt",value:function(t,i,n){var s=n.x-t*n.x,e=n.y-i*n.y;return new this.constructor(this.a*t,this.b*t,this.c*i,this.d*i,this.a*s+this.c*e+this.e,this.b*s+this.d*e+this.f)}},{key:"rotate",value:function(t){var i=Math.cos(t),n=Math.sin(t);return new this.constructor(this.a*i+this.c*n,this.b*i+this.d*n,this.a*-n+this.c*i,this.b*-n+this.d*i,this.e,this.f)}},{key:"rotateAt",value:function(t,i){var n=Math.cos(t),s=Math.sin(t),e=i.x,h=i.y,r=this.a*n+this.c*s,u=this.b*n+this.d*s,a=this.c*n-this.a*s,o=this.d*n-this.b*s;return new this.constructor(r,u,a,o,(this.a-r)*e+(this.c-a)*h+this.e,(this.b-u)*e+(this.d-o)*h+this.f)}},{key:"rotateFromVector",value:function(t){var i=t.unit(),n=i.x,s=i.y;return new this.constructor(this.a*n+this.c*s,this.b*n+this.d*s,this.a*-s+this.c*n,this.b*-s+this.d*n,this.e,this.f)}},{key:"flipX",value:function(){return new this.constructor(-this.a,-this.b,this.c,this.d,this.e,this.f)}},{key:"flipY",value:function(){return new this.constructor(this.a,this.b,-this.c,-this.d,this.e,this.f)}},{key:"skewX",value:function(t){var i=Math.tan(t);return new this.constructor(this.a,this.b,this.c+this.a*i,this.d+this.b*i,this.e,this.f)}},{key:"skewY",value:function(t){var i=Math.tan(t);return new this.constructor(this.a+this.c*i,this.b+this.d*i,this.c,this.d,this.e,this.f)}},{key:"isIdentity",value:function(){return 1===this.a&&0===this.b&&0===this.c&&1===this.d&&0===this.e&&0===this.f}},{key:"isInvertible",value:function(){return this.a*this.d-this.b*this.c!=0}},{key:"getScale",value:function(){return{scaleX:Math.sqrt(this.a*this.a+this.c*this.c),scaleY:Math.sqrt(this.b*this.b+this.d*this.d)}}},{key:"getDecomposition",value:function(){var t=.5*(this.a+this.d),i=.5*(this.a-this.d),n=.5*(this.b+this.c),s=.5*(this.b-this.c),e=Math.sqrt(t*t+s*s),h=Math.sqrt(i*i+n*n),r=e+h,u=e-h,a=Math.atan2(n,i),o=Math.atan2(s,t),c=.5*(o-a),y=.5*(o+a);return{translation:this.constructor.translation(this.e,this.f),rotation:this.constructor.rotation(y),scale:this.constructor.nonUniformScaling(r,u),rotation0:this.constructor.rotation(c)}}},{key:"equals",value:function(t){return this.a===t.a&&this.b===t.b&&this.c===t.c&&this.d===t.d&&this.e===t.e&&this.f===t.f}},{key:"precisionEquals",value:function(t,i){return Math.abs(this.a-t.a)<i&&Math.abs(this.b-t.b)<i&&Math.abs(this.c-t.c)<i&&Math.abs(this.d-t.d)<i&&Math.abs(this.e-t.e)<i&&Math.abs(this.f-t.f)<i}},{key:"toString",value:function(){return"matrix(".concat(this.a,",").concat(this.b,",").concat(this.c,",").concat(this.d,",").concat(this.e,",").concat(this.f,")")}}],[{key:"translation",value:function(i,n){return new t(1,0,0,1,i,n)}},{key:"scaling",value:function(i){return new t(i,0,0,i,0,0)}},{key:"scalingAt",value:function(i,n){return new t(i,0,0,i,n.x-n.x*i,n.y-n.y*i)}},{key:"nonUniformScaling",value:function(i,n){return new t(i,0,0,n,0,0)}},{key:"nonUniformScalingAt",value:function(i,n,s){return new t(i,0,0,n,s.x-s.x*i,s.y-s.y*n)}},{key:"rotation",value:function(i){var n=Math.cos(i),s=Math.sin(i);return new t(n,s,-s,n,0,0)}},{key:"rotationAt",value:function(i,n){var s=Math.cos(i),e=Math.sin(i);return new t(s,e,-e,s,n.x-n.x*s+n.y*e,n.y-n.y*s-n.x*e)}},{key:"rotationFromVector",value:function(i){var n=i.unit(),s=n.x,e=n.y;return new t(s,e,-e,s,0,0)}},{key:"xFlip",value:function(){return new t(-1,0,0,1,0,0)}},{key:"yFlip",value:function(){return new t(1,0,0,-1,0,0)}},{key:"xSkew",value:function(i){return new t(1,0,Math.tan(i),1,0,0)}},{key:"ySkew",value:function(i){return new t(1,Math.tan(i),0,1,0,0)}}]),t}();r.IDENTITY=new r,r.IDENTITY.isIdentity=function(){return!0},t.Matrix2D=r,t.Point2D=e,t.Vector2D=h,Object.defineProperty(t,"__esModule",{value:!0})});
 //# sourceMappingURL=index-umd.min.js.map

lib/Matrix2D.js

@@ -14,8 +14,7 @@ /**
     /**
-     *  Matrix2D
+     *  A 2D Matrix of the form:<br>
+     *  [a c e]<br>
+     *  [b d f]<br>
+     *  [0 0 1]<br>
      *
-     *  [a c e]
-     *  [b d f]
-     *  [0 0 1]
-     *
      *  @param {number} a
@@ -29,9 +28,9 @@ *  @param {number} b
      */
-    constructor(a, b, c, d, e, f) {
-        this.a = (a !== undefined) ? a : 1;
-        this.b = (b !== undefined) ? b : 0;
-        this.c = (c !== undefined) ? c : 0;
-        this.d = (d !== undefined) ? d : 1;
-        this.e = (e !== undefined) ? e : 0;
-        this.f = (f !== undefined) ? f : 0;
+    constructor(a = 1, b = 0, c = 0, d = 1, e = 0, f = 0) {
+        this.a = a;
+        this.b = b;
+        this.c = c;
+        this.d = d;
+        this.e = e;
+        this.f = f;
     }
@@ -78,3 +77,2 @@
 
-
     /**
@@ -532,8 +530,6 @@ *  nonUniformScaling
     /**
-     *  getDecomposition
-     *
      *  Calculates matrix Singular Value Decomposition
      *
-     *  The resulting matrices, translation, rotation, scale, and rotation0, return
-     *  this matrix when they are muliplied together in the listed order
+     *  The resulting matrices — translation, rotation, scale, and rotation0 — return
+     *  this matrix when they are multiplied together in the listed order
      *
@@ -543,3 +539,8 @@ *  @see Jim Blinn's article {@link http://dx.doi.org/10.1109/38.486688}
      *
-     *  @returns {{ translation: module:kld-affine.Matrix2D, rotation: module:kld-affine.Matrix2D, scale: module:kld-affine.Matrix2D, rotation0: module:kld-affine.Matrix2D }}
+     *  @returns {{
+     *    translation: module:kld-affine.Matrix2D,
+     *    rotation: module:kld-affine.Matrix2D,
+     *    scale: module:kld-affine.Matrix2D,
+     *    rotation0: module:kld-affine.Matrix2D
+     *  }}
      */
@@ -611,3 +612,3 @@ getDecomposition() {
     toString() {
-        return "matrix(" + [this.a, this.b, this.c, this.d, this.e, this.f].join(",") + ")";
+        return `matrix(${this.a},${this.b},${this.c},${this.d},${this.e},${this.f})`;
     }
@@ -614,0 +615,0 @@ }

lib/Point2D.js

@@ -20,5 +20,5 @@ /**
      */
-    constructor(x, y) {
-        this.x = x !== undefined ? x : 0.0;
-        this.y = y !== undefined ? y : 0.0;
+    constructor(x = 0, y = 0) {
+        this.x = x;
+        this.y = y;
     }
@@ -38,3 +38,3 @@
      *
-     *  @param {Point2D|Vector2D} that
+     *  @param {module:kld-affine.Point2D} that
      *  @returns {module:kld-affine.Point2D}
@@ -49,3 +49,3 @@ */
      *
-     *  @param { Vector2D | Point2D } that
+     *  @param {module:kld-affine.Point2D} that
      *  @returns {module:kld-affine.Point2D}
@@ -177,3 +177,3 @@ */
     toString() {
-        return "point(" + this.x + "," + this.y + ")";
+        return `point(${this.x},${this.y})`;
     }
@@ -180,0 +180,0 @@ }

lib/Vector2D.js

@@ -20,5 +20,5 @@ /**
      */
-    constructor(x, y) {
-        this.x = x !== undefined ? x : 0.0;
-        this.y = y !== undefined ? y : 0.0;
+    constructor(x = 0, y = 0) {
+        this.x = x;
+        this.y = y;
     }
@@ -229,3 +229,3 @@
     toString() {
-        return "vector(" + this.x + "," + this.y + ")";
+        return `vector(${this.x},${this.y})`;
     }
@@ -232,0 +232,0 @@ }

package.json

 {
   "name": "kld-affine",
-  "version": "2.1.0",
+  "version": "2.1.1",
   "description": "A collection of classes used in affine geometry",
@@ -5,0 +5,0 @@ "author": {

README.md

 # kld-affine
 
+- [Installation](#installation)
+- [Importing](#importing)
+- [API](#api)
+
+---
+
 A collection of classes used for affine geometry. This currently consists of the following classes:
@@ -9,6 +15,4 @@
 
-These have been extracted from kld-intersections so they can stand alone.
+# Installation
 
-## Install
-
 ```
@@ -18,2 +22,37 @@ npm install kld-affine
 
+# Importing
+
+The following sections indicate how you can import the code for use in various environments.
+
+## Node
+
+```javascript
+import {Point2D, Vector2D, Matrix2D} = require("kld-affine");
+```
+
+## ESM in Modern Browsers
+
+```javascript
+import {Point2D, Vector2D, Matrix2D} from './node_modules/kld-affine/dist/index-esm.js';
+```
+
+## Older Browsers
+
+```html
+<script src="./node_modules/kld-affine/dist/index-umd.js"></script>
+<script>
+  var Point2D = KldAffine.Point2D;
+  var Vector2D = KldAffine.Vector2D;
+  var Matrix2D = KldAffine.Matrix2D;
+</script>
+```
+
+## Bundlers
+
+```javascript
+import {Point2D, Vector2D, Matrix2D} from "kld-affine";
+```
+
+# API
+
 ## Point2D
@@ -20,0 +59,0 @@

New alerts

License Policy Violation

License

This package is not allowed per your license policy. Review the package's license to ensure compliance.

Found 1 instance in 1 package

Fixed alerts

License Policy Violation

License

This package is not allowed per your license policy. Review the package's license to ensure compliance.

Found 1 instance in 1 package

Major refactor

Supply chain risk

Package has recently undergone a major refactor. It may be unstable or indicate significant internal changes. Use caution when updating to versions that include significant changes.

Found 1 instance in 1 package

Improved metrics

Total package byte prevSize

196954

increased by8%

Number of package files

40

increased by25%

Lines of code

3006

increased by1.01%

Number of lines in readme file

136

increased by40.21%

Number of medium supply chain risk alerts

0

decreased by-100%

No dependency changes