Add a useful package (from Source forge) for octave

[CreaPhase.git] / octave_packages / secs2d-0.0.8 / Utilities / Ustructmesh_right.m

diff --git a/octave_packages/secs2d-0.0.8/Utilities/Ustructmesh_right.m b/octave_packages/secs2d-0.0.8/Utilities/Ustructmesh_right.m
new file mode 100644 (file)
index 0000000..007375f
--- /dev/null
+++ b/octave_packages/secs2d-0.0.8/Utilities/Ustructmesh_right.m
@@ -0,0 +1,54 @@
+function [p,e,t]=Ustructmesh_right(x,y,region,sides)
+
+% [p,e,t]=Ustructmesh(x,y,region,sides)
+
+% 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.
+%
+%  You should have received a copy of the GNU General Public License
+%  along with SECS2D; If not, see <http://www.gnu.org/licenses/>.
+
+x = sort(x);
+y = sort(y);
+
+nx = length(x);
+ny = length(y);
+[XX,YY] = meshgrid(x,y);
+p = [XX(:),YY(:)]';
+iiv (ny,nx)=0;
+iiv(:)=1:nx*ny;
+iiv(end,:)=[];
+iiv(:,end)=[];
+iiv=iiv(:)';
+t = [[iiv;iiv+ny;iiv+ny+1],[iiv;iiv+ny+1;iiv+1] ];
+t (4,:)=region;
+
+l1 = 1+ny*([1:nx]-1);
+l4 = 1:ny;
+l2 = ny*(nx-1)+1:nx*ny;
+l3 = ny + l1 -1;
+
+e = [ l1([1:end-1]) l2([1:end-1]) l3([1:end-1]) l4([1:end-1])
+       l1([2:end]) l2([2:end]) l3([2:end]) l4([2:end])
+       [l1([1:end-1]) l2([1:end-1]) l3([1:end-1]) l4([1:end-1])]*0
+       [l1([1:end-1]) l2([1:end-1]) l3([1:end-1]) l4([1:end-1])]*0
+       l1([1:end-1])*0+sides(1) l2([1:end-1])*0+sides(2) l3([1:end-1])*0+sides(3) l4([1:end-1])*0+sides(4)
+          [l1([1:end-1]) l2([1:end-1]) l3([1:end-1]) l4([1:end-1])]*0
+          [l1([1:end-1]) l2([1:end-1]) l3([1:end-1]) l4([1:end-1])]*0+region
+          ];
+