Function nanovg_sys::nvgRadialGradient

pub unsafe extern "C" fn nvgRadialGradient(
    ctx: *mut NVGcontext, 
    cx: c_float, 
    cy: c_float, 
    inr: c_float, 
    outr: c_float, 
    icol: NVGcolor, 
    ocol: NVGcolor
) -> NVGpaint