skew testcase

DiffractionGratings/grating3D_data_skew.geo

+nm  = 1000;
+pp1 = "1Incident Plane Wave";
+pp2 = "2Layers Thicknesses";
+pp3 = "3Scatterer Properties";
+pp4 = "4Layer Materials";
+pp5 = "5Computational Parameters";
+pp6 = "6Output";
+DefineConstant[
+    lambda0       = {495  , Name StrCat[pp1,"/1lambda0 [nm]"]},
+    thetadeg      = {40   , Name StrCat[pp1,"/2theta0 [deg]"]},
+    phideg        = {36   , Name StrCat[pp1,"/3phi0 [deg]"]},
+    psideg        = {72   , Name StrCat[pp1,"/4psi0 [deg]"]},
+    period_x      = {350  , Name StrCat[pp2,"/1X period [nm]"]},
+    period_y      = {350  , Name StrCat[pp2,"/2Y period [nm]"]},
+    thick_L_1     = {50   , Name StrCat[pp2,"/3thickness layer 1 [nm] (superstrate)"]},
+    thick_L_2     = {50   , Name StrCat[pp2,"/4thickness layer 2 [nm]"]},
+    thick_L_3     = {100  , Name StrCat[pp2,"/5thickness layer 3 [nm]"]},
+    thick_L_4     = {50   , Name StrCat[pp2,"/6thickness layer 4 [nm]"]},
+    thick_L_5     = {50   , Name StrCat[pp2,"/7thickness layer 5 [nm]"]},
+    thick_L_6     = {50   , Name StrCat[pp2,"/8thickness layer 6 [nm] (substrate)"]},
+    xsideg        = {30   , Name StrCat[pp2,"/9skew angle [deg]"],Visible 0},
+
+    tag_geom      = {  4      , Name StrCat[pp3,"/0Shape"], Choices {1="Pyramid",2="Cylindrical Hole",3="Torus",4="HalfEllipspoid",5="Checkerboard",6="bi-sinusoidal",7="2D lamellar"}},
+    rx            = {100 , Name StrCat[pp3,"/1rx"]},
+    ry            = {100   , Name StrCat[pp3,"/2ry"]},
+    rz            = {50    , Name StrCat[pp3,"/3rz"]},
+    flag_mat_scat = { 0   , Name StrCat[pp3,"/4Scatterer permittivity model"], Choices {0="Custom (Value Below)",1="SiO2",2="Ag (palik)",3="Al (palik)",4="Au (johnson)",5="Nb2O5",6="ZnSe",7="MgF2",8="TiO2",9="PMMA",10="Si",11="ITO",12="Cu (palik)"} },
+    eps_re_Scat   = {-2.23, Name StrCat[pp3,"/7eps_re_Scat"]},
+    eps_im_Scat   = { 3.89, Name StrCat[pp3,"/8eps_im_Scat"]},
+
+    flag_mat_1    = { 0    , Name StrCat[pp4,"/1Layer 1"], Choices {0="Custom (Value Below)",1="SiO2",2="Ag (palik)",3="Al (palik)",4="Au (johnson)",5="Nb2O5",6="ZnSe",7="MgF2",8="TiO2",9="PMMA",10="Si",11="ITO",12="Cu (palik)"} },
+    flag_mat_2    = { 0    , Name StrCat[pp4,"/2Layer 2"], Choices {0="Custom (Value Below)",1="SiO2",2="Ag (palik)",3="Al (palik)",4="Au (johnson)",5="Nb2O5",6="ZnSe",7="MgF2",8="TiO2",9="PMMA",10="Si",11="ITO",12="Cu (palik)"} },
+    flag_mat_3    = { 0    , Name StrCat[pp4,"/3Layer 3"], Choices {0="Custom (Value Below)",1="SiO2",2="Ag (palik)",3="Al (palik)",4="Au (johnson)",5="Nb2O5",6="ZnSe",7="MgF2",8="TiO2",9="PMMA",10="Si",11="ITO",12="Cu (palik)"} },
+    flag_mat_4    = { 0    , Name StrCat[pp4,"/4Layer 4"], Choices {0="Custom (Value Below)",1="SiO2",2="Ag (palik)",3="Al (palik)",4="Au (johnson)",5="Nb2O5",6="ZnSe",7="MgF2",8="TiO2",9="PMMA",10="Si",11="ITO",12="Cu (palik)"} },
+    flag_mat_5    = { 0    , Name StrCat[pp4,"/5Layer 5"], Choices {0="Custom (Value Below)",1="SiO2",2="Ag (palik)",3="Al (palik)",4="Au (johnson)",5="Nb2O5",6="ZnSe",7="MgF2",8="TiO2",9="PMMA",10="Si",11="ITO",12="Cu (palik)"} },
+    flag_mat_6    = { 0    , Name StrCat[pp4,"/6Layer 6"], Choices {0="Custom (Value Below)",1="SiO2",2="Ag (palik)",3="Al (palik)",4="Au (johnson)",5="Nb2O5",6="ZnSe",7="MgF2",8="TiO2",9="PMMA",10="Si",11="ITO",12="Cu (palik)"} },
+    eps_re_L_1    = {1    , Name StrCat[pp4,"/layer 1: real part of relative permittivity"]},
+    eps_im_L_1    = {0    , Name StrCat[pp4,"/layer 1: imag part of relative permittivity"]},
+    eps_re_L_2    = {1    , Name StrCat[pp4,"/layer 2: real part of relative permittivity"]},
+    eps_im_L_2    = {0    , Name StrCat[pp4,"/layer 2: imag part of relative permittivity"]},
+    eps_re_L_3    = {1    , Name StrCat[pp4,"/layer 3: real part of relative permittivity"]},
+    eps_im_L_3    = {0    , Name StrCat[pp4,"/layer 3: imag part of relative permittivity"]},
+    eps_re_L_4    = {4    , Name StrCat[pp4,"/layer 4: real part of relative permittivity"]},
+    eps_im_L_4    = {0    , Name StrCat[pp4,"/layer 4: imag part of relative permittivity"]},
+    eps_re_L_5    = {4    , Name StrCat[pp4,"/layer 5: real part of relative permittivity"]},
+    eps_im_L_5    = {0    , Name StrCat[pp4,"/layer 5: imag part of relative permittivity"]},
+    eps_re_L_6    = {4    , Name StrCat[pp4,"/layer 6: real part of relative permittivity"]},
+    eps_im_L_6    = {0    , Name StrCat[pp4,"/layer 6: imag part of relative permittivity"]},
+    
+    og            = {0          , Name StrCat[pp5,"/0geometrical order [-]"]  , Choices {0="1",1="2"} },
+    oi            = {1          , Name StrCat[pp5,"/0interpolation order [-]"], Choices {0="1",1="2"} },
+    paramaille    = {12    , Name StrCat[pp5,"/1Number of mesh elements per wavelength [-]"]},
+    lc_scat       = {10   , Name StrCat[pp5,"/2metal mesh size [nm]"]},
+    PML_top       = {lambda0 , Name StrCat[pp5,"/4PML top thickness [nm]"]},
+    PML_bot       = {lambda0 , Name StrCat[pp5,"/5PML bot thickness [nm]"]},
+    Nmax          = {2     , Name StrCat[pp5,"/6Number of non specular order to output [-]"]},
+    refine_mesh_L_1= {1     , Name StrCat[pp5,"/7refine layers/1refine mesh layer 1 [-]"]},
+    refine_mesh_L_2= {1     , Name StrCat[pp5,"/7refine layers/2refine mesh layer 2 [-]"]},
+    refine_mesh_L_3= {1     , Name StrCat[pp5,"/7refine layers/3refine mesh layer 3 [-]"]},
+    refine_mesh_L_4= {1     , Name StrCat[pp5,"/7refine layers/4refine mesh layer 4 [-]"]},
+    refine_mesh_L_5= {1     , Name StrCat[pp5,"/7refine layers/5refine mesh layer 5 [-]"]},
+    refine_mesh_L_6= {1     , Name StrCat[pp5,"/7refine layers/6refine mesh layer 6 [-]"]},
+    FlagLinkFacets = {0      , Name StrCat[pp5,"/8FlagLinkFacets? [-]"], Choices {0,1}},
+        
+    InterpSampling     = { 10   , Name StrCat[pp6,"/0Interpolation grid step [nm]"]},
+    Flag_interp_cubic  = { 1    , Name StrCat[pp6,"/1Interpolate on cubic grid?"], Choices {0,1} },
+    FlagOutEtotCuts    = { 1    , Name StrCat[pp6,"/2Output Total Electric Field cuts?"] , Choices {0,1} },
+    FlagOutHtotCuts    = { 0    , Name StrCat[pp6,"/3Output Total Magnetic Field cuts?"] , Choices {0,1} },
+    FlagOutEscaCuts    = { 1    , Name StrCat[pp6,"/4Output Scattered Electric Field cuts?"] , Choices {0,1} },
+    FlagOutPoyCut      = { 1    , Name StrCat[pp6,"/5Output Poynting cuts?"] , Choices {0,1} },
+    FlagOutEtotFull    = { 0    , Name StrCat[pp6,"/6Total Electric Field Full Output?"] , Choices {0,1} },
+    FlagOutEscaFull    = { 0    , Name StrCat[pp6,"/7Scattered Electric Field Full Output?"] , Choices {0,1} },
+    FlagOutPoyFull     = { 0    , Name StrCat[pp6,"/8Poynting Full Output?"] , Choices {0,1} }
+]; 
+
+lambda0       = nm * lambda0;
+period_x      = nm * period_x;
+period_y      = nm * period_y;
+thick_L_1     = nm * thick_L_1;
+thick_L_2     = nm * thick_L_2;
+thick_L_3     = nm * thick_L_3;
+thick_L_4     = nm * thick_L_4;
+thick_L_5     = nm * thick_L_5;
+thick_L_6     = nm * thick_L_6;
+rx            = nm * rx;
+ry            = nm * ry;
+rz            = nm * rz;
+lc_scat       = nm * lc_scat;
+PML_top       = nm * PML_top;
+PML_bot       = nm * PML_bot;
+InterpSampling= nm * InterpSampling;
+
+lambda_m = lambda0;
+og+=1;
+oi+=1;
+
+hh_L_6 = -thick_L_6;
+For k In {1:5}
+    hh_L~{6-k} = hh_L~{7-k}+thick_L~{7-k};
+EndFor
+PML_bot_hh = hh_L_6-PML_bot;
+PML_top_hh = hh_L_1+thick_L_1;
+hh_L_7     = PML_bot_hh;
+hh_L_0     = PML_top_hh;
+thick_L_7  = PML_bot;
+thick_L_0  = PML_top;
+
+theta0 = thetadeg*Pi/180;
+phi0   = phideg*Pi/180;
+psi0   = psideg*Pi/180;
+xsi    = xsideg*Pi/180;
+
+dyc = period_y*Cos[xsi];
+dys = period_y*Sin[xsi];
+
+DomainZsizeSca  = PML_top_hh+PML_bot-(hh_L_6-PML_bot);
+DomainZsizeTot  = PML_top_hh-hh_L_6;
+npts_interpX    = period_x/InterpSampling;
+npts_interpY    = period_y/InterpSampling;
+npts_checkpoyX  = 50;
+npts_checkpoyY  = 50;
+npts_interpZSca = DomainZsizeSca/InterpSampling;
+npts_interpZTot = DomainZsizeTot/InterpSampling;