cpu2y
cpu2y(cpu), SLOT_MULT+SLOT_HEIGHT);
10+time2pixels(first_time), cpu2y(cpu) + SLOT_HEIGHT/2, cpu_string);
10+time2pixels(first_time), cpu2y(cpu) + SLOT_MULT + SLOT_HEIGHT - 4, cpu_model());
fprintf(svgfile, "<g transform=\"translate(%.8f,%.8f)\">\n", time2pixels(start), cpu2y(cpu));
cpu2y(cpu), SLOT_MULT+SLOT_HEIGHT);
time2pixels(start), cpu2y(cpu)+width, width, type);
height = 1 + cpu2y(cpu) + SLOT_MULT + SLOT_HEIGHT - height;