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perf step 1 : ok on chrome,horrible on FF

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jdescottes
2014-07-07 22:48:13 +02:00
parent 304a5c06da
commit b3bb2472f1
4 changed files with 58 additions and 5 deletions
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14
src/js/model/Frame.js
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@@ -96,16 +96,22 @@
ns.Frame.prototype.getPixel = function (x, y) {
if (this.containsPixel(x, y)) {
return this.pixels[x][y];
return this._unsafeGetPixel(x,y);
} else {
return null;
}
};
ns.Frame.prototype._unsafeGetPixel = function (x, y) {
return this.pixels[x][y];
};
ns.Frame.prototype.forEachPixel = function (callback) {
for (var col = 0 ; col < this.getWidth() ; col++) {
for (var row = 0 ; row < this.getHeight() ; row++) {
callback(this.getPixel(col, row), col, row);
var width = this.getWidth();
var height = this.getHeight();
for (var col = 0 ; col < width ; col++) {
for (var row = 0 ; row < height ; row++) {
callback(this._unsafeGetPixel(col, row), col, row, this);
}
}
};