extendr_api::graphics

Function GEMathText

Source 
pub unsafe extern "C" fn GEMathText(
    x: f64,
    y: f64,
    expr: *mut SEXPREC,
    xc: f64,
    yc: f64,
    rot: f64,
    gc: *mut R_GE_gcontext,
    dd: *mut _GEDevDesc,
)