y_filter_func(const ImageRef *ref, Image UNUSED *img, const void *data, CellPixelSize cell UNUSED) {
    const GraphicsCommand *g = data;
    return ref->start_row <= (int32_t)g->y_offset - 1 && ((int32_t)(g->y_offset - 1 < ref->start_row + ref->effective_num_rows));
}
y_filter_func(const ImageRef *ref, Image UNUSED *img, const void *data, CellPixelSize cell UNUSED) {
    const GraphicsCommand *g = data;
    return ref->start_row <= (int32_t)g->y_offset - 1 && ((int32_t)(g->y_offset - 1 < ref->start_row + ref->effective_num_rows));
}