monitor.beginTask("Rendering map", sortedContexts.size());
RenderContext mainContext = decisive.getContext();
ILabelPainter labelPainter = mainContext.getLabelPainter();
labelPainter.clear();
labelPainter.start();
Dimension displaySize = params.destinationSize;
Iterator<RenderContext> iter = sortedContexts.iterator();
while (iter.hasNext()) {
RenderContext context = (RenderContext) iter.next();