- // visualize in peak
- if (self->v_peakdb > -60.f) {
- cairo_set_source_rgba (cr, 0.0, 1.0, 0.0, 1.0);
- const float pk = (self->v_peakdb > 10.f) ? x1+wd : wd * (60.f+self->v_peakdb) / 70.f;
- cairo_move_to (cr, pk, y1);
- cairo_line_to (cr, pk, y1+ht);
- cairo_stroke (cr);
- }
-