Function rin::graphics::rectangle_gradient

pub fn rectangle_gradient<C>(
    pos: &Point<f32, U2>, 
    w: f32, 
    h: f32, 
    gradient: &Gradient<C>
) -> Mesh<Vertex2DColor> where
    C: ToRgba + ToRgb, 

Returns a rectangle as a filled mesh with position and color per vertex from a gradient