Oh, I missed this question
While you can use Window.MultiSampling
, as shown by @Didi , I would actually recommend a bit “higher-level” property Window.AntiAliasing. It exposes anti-aliasing as an enum TAntiAliasing, and underneath it controls the MultiSampling
as well as using the NV_multisample_filter_hint
(which matters on NVidia GPUs).
So e.g.
Window.AntiAliasing := aaNone; // no aa
Window.AntiAliasing := aa2SamplesNicer; // basic aa
Window.AntiAliasing := aa4SamplesNicer; // better aa