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Merge pull request #7 from cblgh/master

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add invert filter
This commit is contained in:
Лu Лinveгa 2016-11-21 09:28:04 -08:00 committed by GitHub
commit 1986d32dac
3 changed files with 15 additions and 1 deletions
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3
index.html
View File

@ -23,6 +23,7 @@
<script type="text/javascript" src="scripts/modules/filter.js"></script>
<script type="text/javascript" src="scripts/modules/filter.saturation.js"></script>
<script type="text/javascript" src="scripts/modules/filter.chromatic.js"></script>
<script type="text/javascript" src="scripts/modules/filter.invert.js"></script>
<script type="text/javascript" src="scripts/modules/filter.eval.js"></script>
<script type="text/javascript" src="scripts/modules/filter.balance.js"></script>
@ -45,4 +46,4 @@
</div>
<script type="text/javascript" src="scripts/init.js"></script>
</body>
</html>
</html>

11
scripts/modules/filter.invert.js Normal file
View File

@ -0,0 +1,11 @@
Filter.prototype.filter_invert = function(pixels = this.pixels(),p = null)
{
var d = pixels.data;
for (var i=0; i<d.length; i+=4) {
for (var j=0; j<3; j++) {
d[i+j] = 255 - d[i+j];
}
}
ronin.canvas.clear();
ronin.canvas.context().putImageData(pixels, 0, 0, 0, 0, pixels.width, pixels.height);
}

2
scripts/modules/filter.js
View File

@ -19,6 +19,8 @@ function Filter(element)
case "chromatic":
this.filter_chromatic(this.pixels(),p);
break;
case "invert":
this.filter_invert(this.pixels(),p);
case "eval":
this.filter_eval(this.pixels(),p);
break;