90    float oneoverarea;  member
367       setup->oneoverarea = 1.0f / area;  in setup_sort_vertices()
373       if (util_is_inf_or_nan(setup->oneoverarea))  in setup_sort_vertices()
492    float dadx = a * setup->oneoverarea;  in tri_linear_coeff()
493    float dady = b * setup->oneoverarea;  in tri_linear_coeff()
542    float dadx = a * setup->oneoverarea;  in tri_persp_coeff()
543    float dady = b * setup->oneoverarea;  in tri_persp_coeff()
861    if (setup->oneoverarea < 0.0) {  in sp_setup_tri()
926    const float dadx = da * setup->emaj.dx * setup->oneoverarea;  in line_linear_coeff()
927    const float dady = da * setup->emaj.dy * setup->oneoverarea;  in line_linear_coeff()
950    const float dadx = da * setup->emaj.dx * setup->oneoverarea;  in line_persp_coeff()
951    const float dady = da * setup->emaj.dy * setup->oneoverarea;  in line_persp_coeff()
993    setup->oneoverarea = 1.0f / area;  in setup_line_coefficients()