player/js/elements/svgElements/effects/SVGTintEffect.js

function SVGTintFilter(filter, filterManager){
    this.filterManager = filterManager;
    var feColorMatrix = createNS('feColorMatrix');
    feColorMatrix.setAttribute('type','matrix');
    feColorMatrix.setAttribute('color-interpolation-filters','linearRGB');
    feColorMatrix.setAttribute('values','0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0 0 0 1 0');
    feColorMatrix.setAttribute('result','f1');
    filter.appendChild(feColorMatrix);
    feColorMatrix = createNS('feColorMatrix');
    feColorMatrix.setAttribute('type','matrix');
    feColorMatrix.setAttribute('color-interpolation-filters','sRGB');
    feColorMatrix.setAttribute('values','1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 1 0');
    feColorMatrix.setAttribute('result','f2');
    filter.appendChild(feColorMatrix);
    this.matrixFilter = feColorMatrix;
    if(filterManager.effectElements[2].p.v !== 100 || filterManager.effectElements[2].p.k){
        var feMerge = createNS('feMerge');
        filter.appendChild(feMerge);
        var feMergeNode;
        feMergeNode = createNS('feMergeNode');
        feMergeNode.setAttribute('in','SourceGraphic');
        feMerge.appendChild(feMergeNode);
        feMergeNode = createNS('feMergeNode');
        feMergeNode.setAttribute('in','f2');
        feMerge.appendChild(feMergeNode);
    }
}

SVGTintFilter.prototype.renderFrame = function(forceRender){
    if(forceRender || this.filterManager._mdf){
        var colorBlack = this.filterManager.effectElements[0].p.v;
        var colorWhite = this.filterManager.effectElements[1].p.v;
        var opacity = this.filterManager.effectElements[2].p.v/100;
        this.matrixFilter.setAttribute('values',(colorWhite[0]- colorBlack[0])+' 0 0 0 '+ colorBlack[0] +' '+ (colorWhite[1]- colorBlack[1]) +' 0 0 0 '+ colorBlack[1] +' '+ (colorWhite[2]- colorBlack[2]) +' 0 0 0 '+ colorBlack[2] +' 0 0 0 ' + opacity + ' 0');
    }
};