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Fix matrix invert calculation

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sapics 2016-01-19 16:08:39 +09:00
parent 6a0222ff21
commit 627a63cc5b
1 changed files with 3 additions and 2 deletions
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5
src/basic/Matrix.js
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@ -442,10 +442,11 @@ var Matrix = Base.extend(/** @lends Matrix# */{
if (det) {
this._tx = (this._b * ty - this._d * tx) / det;
this._ty = (this._c * tx - this._a * ty) / det;
this._d /= det;
var d = this._a / det;
this._a = this._d / det;
this._c /= -det;
this._b /= -det;
this._a /= det;
this._d = d;
res = this;
}
return res;