26 lines
653 B
JavaScript
26 lines
653 B
JavaScript
function Filter_Invert()
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{
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Filter.call(this);
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this.parameters = [Angle];
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this.render = function(cmd)
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{
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var imageObj = new Image();
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imageObj.src = ronin.surface.active_layer.element.toDataURL('image/png');
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var context = ronin.surface.active_layer.context();
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var imageData = context.getImageData(0, 0, imageObj.width * 2, imageObj.height* 2);
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var data = imageData.data;
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for(var i = 0; i < data.length; i += 4) {
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data[i] = 255 - data[i];
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data[i + 1] = 255 - data[i + 1];
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data[i + 2] = 255 - data[i + 2];
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}
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ronin.surface.active_layer.clear();
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context.putImageData(imageData, 0, 0);
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}
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} |