}
hue = ColorFunctionFactory.createLinearHueFunction(ymin, ymax,
DEFAULT_NUMHUES,
DEFAULT_STARTHUE, -1);
}
ColorFunctionFactory cff = new ColorFunctionFactory();
cff.setHueFunction(hue);
cff.setAlpha(200);
ColorFunction cf = cff.createColorFunction();
return new QuantityTrackWriter(out, name, vf, cf, ymin, ymax, q);
}