Metal fragment shader. Write code for pixels in a graphic. The shader is run when any in-let value is changed.
Resolution Size Variable (Default: Width: 1000.0, Height: 1000.0)
Bits Option (Default: bit8) Color depth. 16 and 32 bit have higher precision and support colors below black and above white.
Extend Mode Option (Default: transparent) Pixels outside the main bounds will use the extend mode when sampled.