Er mwyn i awgrymu is- bicsel weithio' n iawn, rhaid i chi wybod sut cyfunir is- bicseli eich dangosydd. Ar ddangosyddion TFT neu LCD, mae picsel unigol wedi' i gyfansoddi o dri is- bicsel, coch, gwyrdd a glas. Mae' r rhan fwyaf o ddangosyddion efo trefnu llinol o RGB i' r is- bicseli RGB, ond mae rhai efo BGR.
If you have a TFT or LCD screen you can further improve the quality of displayed fonts by selecting this option. Sub-pixel rendering is also known as ClearType(tm). In order for sub-pixel rendering to work correctly you need to know how the sub-pixels of your display are aligned. On TFT or LCD displays a single pixel is actually composed of three sub-pixels, red, green and blue. Most displays have a linear ordering of RGB sub-pixel, some have BGR. This feature does not work with CRT monitors.