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Fixed distance and interpolate functions #11

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Fixed distance and interpolate functions #11

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10 changes: 5 additions & 5 deletions js/Point.js
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Original file line number Diff line number Diff line change
Expand Up @@ -33,8 +33,8 @@ function Point (x, y) {
* @returns {Number} The distance between the first and second points.
*/
Point.distance = function(pt1, pt2) {
var dx = p2.x - p1.x;
var dy = p2.y - p1.y;
var dx = pt2.x - pt1.x;
var dy = pt2.y - pt1.y;
return Math.sqrt(dx * dx + dy * dy);
}

Expand All @@ -56,8 +56,8 @@ function Point (x, y) {
*/
Point.interpolate = function(pt1, pt2, f) {
var pt = new Point();
pt.x = p1.x + f * (p2.x - p1.x);
pt.y = p1.y + f * (p2.y - p1.y);
pt.x = pt1.x + f * (pt2.x - pt1.x);
pt.y = pt1.y + f * (pt2.y - pt1.y);
return pt;
}

Expand Down Expand Up @@ -101,4 +101,4 @@ function Point (x, y) {
}

return this;
}
}