Function ptex_sys::c_ptexture::Ptex__v2_4__Res_from_uv_log2

pub unsafe extern "C" fn Ptex__v2_4__Res_from_uv_log2(
    this_: *mut Ptex_Res_t, 
    ulog2_: c_char, 
    vlog2_: c_char
) -> Exception