result += "kerning %d %d %.3f;\n"%(l, r, float(d)/fh)
if cap_height:
+ cap_height.sort()
header += "cap_height %.3f;\n"%(float(cap_height[len(cap_height)*2/3])/fh)
if x_height:
+ x_height.sort()
header += "x_height %.3f;\n"%(float(x_height[len(x_height)*2/3])/fh)
return header+result