in seriously.js [3980:4022]
TargetNode.prototype.destroy = function () {
var i,
targetList;
//source
if (this.source && this.source.removeTarget) {
this.source.removeTarget(this);
}
if (allTargets) {
targetList = allTargets.get(this.target);
delete targetList[seriously.id];
if (!Object.keys(targetList).length) {
allTargets.delete(this.target);
}
}
if (this.plugin && this.plugin.destroy) {
this.plugin.destroy.call(this);
}
delete this.source;
delete this.target;
delete this.pub;
delete this.uniforms;
delete this.pixels;
delete this.auto;
//remove self from master list of targets
i = targets.indexOf(this);
if (i >= 0) {
targets.splice(i, 1);
}
Node.prototype.destroy.call(this);
//clear out context so we can start over
if (this === primaryTarget) {
glCanvas.removeEventListener('webglcontextrestored', restoreContext, false);
destroyContext();
primaryTarget = null;
}
};