Function linear_with_interpolation
pub fn linear_with_interpolation<'a>(
points: (impl Into<Point>, impl Into<Point>),
_: (&[Color4f], impl Into<Option<RCHandle<SkColorSpace>>>),
pos: impl Into<Option<&'a [f32]>>,
mode: SkTileMode,
interpolation: impl Into<Interpolation>,
local_matrix: impl Into<Option<&'a Matrix>>,
) -> Option<RCHandle<SkShader>>