--- /dev/null
+function [jx,jy]=Ufvsgcurrent2(omesh,n,psi,psith,coeffe);
+
+ %% [jx,jy]=Udrawcurrent2(omesh,n,psi,psith,coeffe);
+
+ %% This file is part of
+ %%
+ %% SECS2D - A 2-D Drift--Diffusion Semiconductor Device Simulator
+ %% -------------------------------------------------------------------
+ %% Copyright (C) 2004-2006 Carlo de Falco
+ %%
+ %%
+ %%
+ %% SECS2D is free software; you can redistribute it and/or modify
+ %% it under the terms of the GNU General Public License as published by
+ %% the Free Software Foundation; either version 2 of the License, or
+ %% (at your option) any later version.
+ %%
+ %% SECS2D is distributed in the hope that it will be useful,
+ %% but WITHOUT ANY WARRANTY; without even the implied warranty of
+ %% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ %% GNU General Public License for more details.
+ %%
+ %% Youx should have received a copy of the GNU General Public License
+ %% along with SECS2D; If not, see <http://www.gnu.org/licenses/>.
+
+ Nelem = size(omesh.t,2);
+ jx = NaN*ones(Nelem,1);
+ jy = jx;
+ coeffe = coeffe';
+ %%for iel=1:Nelem
+
+
+ dpsi1 = (psi(omesh.t(3,:))-psi(omesh.t(2,:)))';
+ dvth1 = (psith(omesh.t(3,:))-psith(omesh.t(2,:)))';
+ vthm1 = Utemplogm(psith(omesh.t(3,:)),psith(omesh.t(2,:)))';
+ [bp,bn] = Ubern((dpsi1-dvth1)./vthm1);
+ t1x = omesh.p(1,omesh.t(3,:))-omesh.p(1,omesh.t(2,:));
+ t1y = omesh.p(2,omesh.t(3,:))-omesh.p(2,omesh.t(2,:));
+ l1 = sqrt(t1x.^2+t1y.^2);
+ t1x = t1x./l1;
+ t1y = t1y./l1;
+
+ j1x = vthm1.*(coeffe./l1) .* ( n(omesh.t(3,:))' .* bp - ...
+ n(omesh.t(2,:))' .* bn) .* t1x;
+ j1y = vthm1.*(coeffe./l1) .* ( n(omesh.t(3,:))' .* bp - ...
+ n(omesh.t(2,:))' .* bn) .* t1y;
+ gg1= -reshape(omesh.shg(1,2,:).*omesh.shg(1,3,:)+...
+ omesh.shg(2,2,:).*omesh.shg(2,3,:),1,[]).*l1.^2;
+
+ dpsi2 = (psi(omesh.t(1,:))-psi(omesh.t(3,:)))';
+ dvth2 = (psith(omesh.t(1,:))-psith(omesh.t(3,:)))';
+ vthm2 = Utemplogm(psith(omesh.t(1,:)),psith(omesh.t(3,:)))';
+ [bp,bn] = Ubern((dpsi2-dvth2)./vthm2);
+ t2x = omesh.p(1,omesh.t(1,:))-omesh.p(1,omesh.t(3,:));
+ t2y = omesh.p(2,omesh.t(1,:))-omesh.p(2,omesh.t(3,:));
+ l2 = sqrt(t2x.^2+t2y.^2);
+ t2x = t2x./l2;
+ t2y = t2y./l2;
+ j2x = vthm2.*(coeffe./l2) .* ( n(omesh.t(1,:))' .* bp - ...
+ n(omesh.t(3,:))' .* bn) .* t2x;
+ j2y = vthm2.*(coeffe./l2) .* ( n(omesh.t(1,:))' .* bp - ...
+ n(omesh.t(3,:))' .* bn) .* t2y;
+ gg2= -reshape(omesh.shg(1,1,:).*omesh.shg(1,3,:)+...
+ omesh.shg(2,1,:).*omesh.shg(2,3,:),1,[]).*l2.^2;
+
+ dpsi3 = (psi(omesh.t(2,:))-psi(omesh.t(1,:)))';
+ dvth3 = (psith(omesh.t(2,:))-psith(omesh.t(1,:)))';
+ vthm3 = Utemplogm(psith(omesh.t(2,:)),psith(omesh.t(1,:)))';
+ [bp,bn] = Ubern((dpsi3-dvth3)./vthm3);
+ t3x = omesh.p(1,omesh.t(2,:))-omesh.p(1,omesh.t(1,:));
+ t3y = omesh.p(2,omesh.t(2,:))-omesh.p(2,omesh.t(1,:));
+ l3 = sqrt(t3x.^2+t3y.^2);
+ t3x = t3x./l3;
+ t3y = t3y./l3;
+ j3x = vthm3.*(coeffe./l3) .* ( n(omesh.t(2,:))' .* bp - ...
+ n(omesh.t(1,:))' .* bn) .* t3x;
+ j3y = vthm3.*(coeffe./l3) .* ( n(omesh.t(2,:))' .* bp - ...
+ n(omesh.t(1,:))' .* bn) .* t3y;
+ gg3= -reshape(omesh.shg(1,2,:).*omesh.shg(1,1,:)+...
+ omesh.shg(2,2,:).*omesh.shg(2,1,:),1,[]).*l3.^2;
+
+ jx = j1x.*gg1+j2x.*gg2+j3x.*gg3;
+ jy = j1y.*gg1+j2y.*gg2+j3y.*gg3;
+
+ %%end
+