gistfile1.txt

Array<Entity> renderThisFrame;
Array<Entity> actualRenderList;

function myRender (entity:Entity)
{
    renderThisFrame.push(entity);
}

function justBeforeRender ()
{
    for (entity in actualRenderList) {
        if (! renderThisFrame.contains(entity)) {
            actualRenderList.remove(entity);
            scene.remove(entity);
        }
    }
    
    for (entity in renderThisFrame) {
        if (! actualRenderList.contains(entity)) {
            actualRenderList.push(entity);
            scene.add(enemy);
        }
    }
    
    renderThisFrame.removeAll();
}