Screen FillArc - aleslab/Psychtoolbox-3-aleslab-fork GitHub Wiki
Screen('FillArc')
Psychtoolbox › Screen.{mex*,dll} subfunction
Draw a filled arc inscribed within the rect. 'color' is the clut index (scalar
or [r g b a] triplet) that you want to poke into each pixel; default produces
black with the standard CLUT for this window's pixelSize. Default 'rect' is
entire window. Angles are measured clockwise from vertical.