victor - npm Package Compare versions

Comparing version 0.2.4 to 0.2.5

bower.json

@@ -1,2 +0,2 @@
-{
+u
   "name": "victor",
@@ -8,3 +8,3 @@ "main": "build/victor.js",
   },
-  "version": "0.2.4",
+  "version": "0.2.5",
   "homepage": "https://github.com/maxkueng/victor",
@@ -11,0 +11,0 @@ "authors": [

index.js

@@ -736,3 +736,25 @@ exports = module.exports = Victor;
 
+/**
+ * Projects a vector onto another vector, setting itself to the result.
+ *
+ * ### Examples:
+ *     var vec = new Victor(100, 0);
+ *     var vec2 = new Victor(100, 100);
+ *
+ *     vec.projectOnto(vec2);
+ *     vec.toString();
+ *     // => x:50, y:50
+ *
+ * @param {Victor} vector The other vector you want to project this vector onto
+ * @return {Victor} `this` for chaining capabilities
+ * @api public
+ */
+Victor.prototype.projectOnto = function (vec2) {
+    var coeff = ( (this.x * vec2.x)+(this.y * vec2.y) ) / ((vec2.x*vec2.x)+(vec2.y*vec2.y));
+    this.x = coeff * vec2.x;
+    this.y = coeff * vec2.y;
+    return this;
+};
 
+
 Victor.prototype.horizontalAngle = function () {
@@ -739,0 +761,0 @@ return Math.atan2(this.y, this.x);

package.json

 {
   "name": "victor",
-  "version": "0.2.4",
+  "version": "0.2.5",
   "description": "A JavaScript 2D vector class with methods for common vector operations",
@@ -5,0 +5,0 @@ "keywords": [

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Improved metrics

Total package byte prevSize

26886

increased by2.4%

Lines of code

999

increased by2.15%

No dependency changes