example1.log

./example1.out ex.dat 

-- incidnt field data --
filename                 : ifd.txt
planewave amplitude E0   :      1+      0I
wavelength in vacuum     :               1
refractive index         :               1
incident angle      [rad]:               0
-- medium data --
medium data file name                  : medium_data.txt
medium (domain) id  1 refractive index :     1.6 +        0I
-- mesh data --
mesh data file name        : circle_1.msh
numnber of nodes           :      320
number of defined elements :      320

Total electromagnetic field at r=(  0.3, 0 )
type=0 setting ( 3 point Gauss-Legendre )
Ex =  1.57091136973572e-14 +2.91124221084246e-13 I 
Ey = -3.90296733380021e-01 -1.01396037043333e+00 I 
Hz =  3.16393278910702e-01 -3.19951259925832e+00 I 
type=1 setting ( 7 point Gauss-Kronrod )
Ex =  1.55310334905290e-14 +2.91420533538034e-13 I 
Ey = -3.90296733384750e-01 -1.01396037044052e+00 I 
Hz =  3.16393278902704e-01 -3.19951259926152e+00 I 

Radiation force and torque
type=0 ( 3 point Gauss-Legendre ) 
(Fx,Fy) = ( 3.20967362838893e-01, 1.58082097759249e-14)
   Nz   =   6.72408634848354e-17, center of rotation ( 0, 0)
type=1 ( 7 point Gauss-Kronrod ) 
(Fx,Fy) = ( 3.20967326885723e-01, 1.59082951889725e-14)
   Nz   =   3.71190166277569e-16, center of rotation ( 0, 0)