Function lvgl_sys::_lv_blend_map

pub unsafe extern "C" fn _lv_blend_map(
    clip_area: *const lv_area_t, 
    map_area: *const lv_area_t, 
    map_buf: *const lv_color_t, 
    mask: *mut lv_opa_t, 
    mask_res: lv_draw_mask_res_t, 
    opa: lv_opa_t, 
    mode: lv_blend_mode_t
)