vmptr->rmask = calc_mask(minf.rsize, minf.rpos);
vmptr->gmask = calc_mask(minf.gsize, minf.gpos);
vmptr->bmask = calc_mask(minf.bsize, minf.bpos);
vmptr->rmask = calc_mask(minf.rsize, minf.rpos);
vmptr->gmask = calc_mask(minf.gsize, minf.gpos);
vmptr->bmask = calc_mask(minf.bsize, minf.bpos);