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[Octave-cvsupdate] SF.net SVN: octave:[8827] trunk/octave-forge/main/geometry
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From: <jpi...@us...> - 2011-10-21 19:22:19
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Revision: 8827
http://octave.svn.sourceforge.net/octave/?rev=8827&view=rev
Author: jpicarbajal
Date: 2011-10-21 19:22:12 +0000 (Fri, 21 Oct 2011)
Log Message:
-----------
geometry. all edge* functions
Modified Paths:
--------------
trunk/octave-forge/main/geometry/doc/NEWS
Added Paths:
-----------
trunk/octave-forge/main/geometry/geom2d/inst/edgeLength.m
trunk/octave-forge/main/geometry/geom2d/inst/edgePosition.m
trunk/octave-forge/main/geometry/geom2d/inst/edgeToLine.m
Removed Paths:
-------------
trunk/octave-forge/main/geometry/matGeom_raw/geom2d/edgeLength.m
trunk/octave-forge/main/geometry/matGeom_raw/geom2d/edgePosition.m
trunk/octave-forge/main/geometry/matGeom_raw/geom2d/edgeToLine.m
Modified: trunk/octave-forge/main/geometry/doc/NEWS
===================================================================
--- trunk/octave-forge/main/geometry/doc/NEWS 2011-10-21 19:17:25 UTC (rev 8826)
+++ trunk/octave-forge/main/geometry/doc/NEWS 2011-10-21 19:22:12 UTC (rev 8827)
@@ -142,6 +142,9 @@
isPointInEllipse.m
isPointOnCircle.m
isPointOnLine.m
+ edgeLength.m
+ edgePosition.m
+ edgeToLine.m
===============================================================================
Copied: trunk/octave-forge/main/geometry/geom2d/inst/edgeLength.m (from rev 8818, trunk/octave-forge/main/geometry/matGeom_raw/geom2d/edgeLength.m)
===================================================================
--- trunk/octave-forge/main/geometry/geom2d/inst/edgeLength.m (rev 0)
+++ trunk/octave-forge/main/geometry/geom2d/inst/edgeLength.m 2011-10-21 19:22:12 UTC (rev 8827)
@@ -0,0 +1,60 @@
+%% Copyright (c) 2011, INRA
+%% 2004-2011, David Legland <dav...@gr...>
+%% 2011 Adapted to Octave by Juan Pablo Carbajal <car...@if...>
+%%
+%% All rights reserved.
+%% (simplified BSD License)
+%%
+%% Redistribution and use in source and binary forms, with or without
+%% modification, are permitted provided that the following conditions are met:
+%%
+%% 1. Redistributions of source code must retain the above copyright notice, this
+%% list of conditions and the following disclaimer.
+%%
+%% 2. Redistributions in binary form must reproduce the above copyright notice,
+%% this list of conditions and the following disclaimer in the documentation
+%% and/or other materials provided with the distribution.
+%%
+%% THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+%% AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+%% IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+%% ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+%% LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+%% CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+%% SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+%% INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+%% CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+%% ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+%% POSSIBILITY OF SUCH DAMAGE.
+%%
+%% The views and conclusions contained in the software and documentation are
+%% those of the authors and should not be interpreted as representing official
+%% policies, either expressed or implied, of copyright holder.
+
+%% -*- texinfo -*-
+%% @deftypefn {Function File} {@var{len} = } edgeLength (@var{edge})
+%% Return length of an edge
+%%
+%% L = edgeLength(EDGE);
+%% Returns the length of an edge, with parametric representation:
+%% [x1 y1 x2 y2].
+%%
+%% The function also works for several edges, in this case input is a
+%% [N*4] array, containing parametric representation of each edge, and
+%% output is a [N*1] array containing length of each edge.
+%%
+%% @seealso{edges2d, edgeAngle}
+%% @end deftypefn
+
+function len = edgeLength(varargin)
+
+ % TODO : specify norm (euclidian, taxi, ...).
+
+ nargs = length(varargin);
+ if nargs == 1
+ edge = varargin{1};
+ len = sqrt(power(edge(:,3)-edge(:,1), 2) + power(edge(:,4)-edge(:,2), 2));
+ end
+
+endfunction
+
Copied: trunk/octave-forge/main/geometry/geom2d/inst/edgePosition.m (from rev 8818, trunk/octave-forge/main/geometry/matGeom_raw/geom2d/edgePosition.m)
===================================================================
--- trunk/octave-forge/main/geometry/geom2d/inst/edgePosition.m (rev 0)
+++ trunk/octave-forge/main/geometry/geom2d/inst/edgePosition.m 2011-10-21 19:22:12 UTC (rev 8827)
@@ -0,0 +1,91 @@
+%% Copyright (c) 2011, INRA
+%% 2004-2011, David Legland <dav...@gr...>
+%% 2011 Adapted to Octave by Juan Pablo Carbajal <car...@if...>
+%%
+%% All rights reserved.
+%% (simplified BSD License)
+%%
+%% Redistribution and use in source and binary forms, with or without
+%% modification, are permitted provided that the following conditions are met:
+%%
+%% 1. Redistributions of source code must retain the above copyright notice, this
+%% list of conditions and the following disclaimer.
+%%
+%% 2. Redistributions in binary form must reproduce the above copyright notice,
+%% this list of conditions and the following disclaimer in the documentation
+%% and/or other materials provided with the distribution.
+%%
+%% THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+%% AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+%% IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+%% ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+%% LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+%% CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+%% SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+%% INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+%% CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+%% ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+%% POSSIBILITY OF SUCH DAMAGE.
+%%
+%% The views and conclusions contained in the software and documentation are
+%% those of the authors and should not be interpreted as representing official
+%% policies, either expressed or implied, of copyright holder.
+
+%% -*- texinfo -*-
+%% @deftypefn {Function File} {@var{d} = } edgePosition (@var{point}, @var{edge})
+%% Return position of a point on an edge
+%%
+%% POS = edgePosition(POINT, EDGE);
+%% Computes position of point POINT on the edge EDGE, relative to the
+%% position of edge vertices.
+%% EDGE has the form [x1 y1 x2 y2],
+%% POINT has the form [x y], and is assumed to belong to edge.
+%% The position POS has meaning:
+%% POS<0: POINT is located before the first vertex
+%% POS=0: POINT is located on the first vertex
+%% 0<POS<1: POINT is located between the 2 vertices (on the edge)
+%% POS=1: POINT is located on the second vertex
+%% POS<0: POINT is located after the second vertex
+%%
+%% POS = edgePosition(POINT, EDGES);
+%% If EDGES is an array of NL edges, return NL positions, corresponding to
+%% each edge.
+%%
+%% POS = edgePosition(POINTS, EDGE);
+%% If POINTS is an array of NP points, return NP positions, corresponding
+%% to each point.
+%%
+%% POS = edgePosition(POINTS, EDGES);
+%% If POINTS is an array of NP points and edgeS is an array of NL edges,
+%% return an array of [NP NL] position, corresponding to each couple
+%% point-edge.
+%%
+%% @seealso{edges2d, createEdge, onEdge}
+%% @end deftypefn
+
+function d = edgePosition(point, edge)
+
+ % number of points and of edges
+ Nl = size(edge, 1);
+ Np = size(point, 1);
+
+ if Np==Nl
+ dxl = edge(:, 3)-edge(:,1);
+ dyl = edge(:, 4)-edge(:,2);
+ dxp = point(:, 1) - edge(:, 1);
+ dyp = point(:, 2) - edge(:, 2);
+
+ d = (dxp.*dxl + dyp.*dyl)./(dxl.*dxl+dyl.*dyl);
+
+ else
+ % expand one of the array to have the same size
+ dxl = repmat((edge(:,3)-edge(:,1))', Np, 1);
+ dyl = repmat((edge(:,4)-edge(:,2))', Np, 1);
+ dxp = repmat(point(:,1), 1, Nl) - repmat(edge(:,1)', Np, 1);
+ dyp = repmat(point(:,2), 1, Nl) - repmat(edge(:,2)', Np, 1);
+
+ d = (dxp.*dxl + dyp.*dyl)./(dxl.*dxl+dyl.*dyl);
+ end
+
+endfunction
+
Copied: trunk/octave-forge/main/geometry/geom2d/inst/edgeToLine.m (from rev 8818, trunk/octave-forge/main/geometry/matGeom_raw/geom2d/edgeToLine.m)
===================================================================
--- trunk/octave-forge/main/geometry/geom2d/inst/edgeToLine.m (rev 0)
+++ trunk/octave-forge/main/geometry/geom2d/inst/edgeToLine.m 2011-10-21 19:22:12 UTC (rev 8827)
@@ -0,0 +1,56 @@
+%% Copyright (c) 2011, INRA
+%% 2009-2011, David Legland <dav...@gr...>
+%% 2011 Adapted to Octave by Juan Pablo Carbajal <car...@if...>
+%%
+%% All rights reserved.
+%% (simplified BSD License)
+%%
+%% Redistribution and use in source and binary forms, with or without
+%% modification, are permitted provided that the following conditions are met:
+%%
+%% 1. Redistributions of source code must retain the above copyright notice, this
+%% list of conditions and the following disclaimer.
+%%
+%% 2. Redistributions in binary form must reproduce the above copyright notice,
+%% this list of conditions and the following disclaimer in the documentation
+%% and/or other materials provided with the distribution.
+%%
+%% THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+%% AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+%% IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+%% ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+%% LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+%% CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+%% SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+%% INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+%% CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+%% ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+%% POSSIBILITY OF SUCH DAMAGE.
+%%
+%% The views and conclusions contained in the software and documentation are
+%% those of the authors and should not be interpreted as representing official
+%% policies, either expressed or implied, of copyright holder.
+
+%% -*- texinfo -*-
+%% @deftypefn {Function File} {@var{line} = } edgeToLine (@var{edge})
+%% Convert an edge to a straight line
+%%
+%% LINE = edgeToLine(EDGE);
+%% Returns the line containing the edge EDGE.
+%%
+%% Example
+%% edge = [2 3 4 5];
+%% line = edgeToLine(edge);
+%% figure(1); hold on; axis([0 10 0 10]);
+%% drawLine(line, 'color', 'g')
+%% drawEdge(edge, 'linewidth', 2)
+%%
+%% @seealso{edges2d, lines2d}
+%% @end deftypefn
+
+function line = edgeToLine(edge)
+
+ line = [edge(:, 1:2) edge(:, 3:4)-edge(:, 1:2)];
+
+endfunction
+
Deleted: trunk/octave-forge/main/geometry/matGeom_raw/geom2d/edgeLength.m
===================================================================
--- trunk/octave-forge/main/geometry/matGeom_raw/geom2d/edgeLength.m 2011-10-21 19:17:25 UTC (rev 8826)
+++ trunk/octave-forge/main/geometry/matGeom_raw/geom2d/edgeLength.m 2011-10-21 19:22:12 UTC (rev 8827)
@@ -1,66 +0,0 @@
-%% Copyright (c) 2011, INRA
-%% 2007-2011, David Legland <dav...@gr...>
-%% 2011 Adapted to Octave by Juan Pablo Carbajal <car...@if...>
-%%
-%% All rights reserved.
-%% (simplified BSD License)
-%%
-%% Redistribution and use in source and binary forms, with or without
-%% modification, are permitted provided that the following conditions are met:
-%%
-%% 1. Redistributions of source code must retain the above copyright notice, this
-%% list of conditions and the following disclaimer.
-%%
-%% 2. Redistributions in binary form must reproduce the above copyright notice,
-%% this list of conditions and the following disclaimer in the documentation
-%% and/or other materials provided with the distribution.
-%%
-%% THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-%% AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-%% IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-%% ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
-%% LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-%% CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-%% SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-%% INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-%% CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-%% ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-%% POSSIBILITY OF SUCH DAMAGE.
-%%
-%% The views and conclusions contained in the software and documentation are
-%% those of the authors and should not be interpreted as representing official
-%% policies, either expressed or implied, of copyright holder.
-
-
-function len = edgeLength(varargin)
-%EDGELENGTH Return length of an edge
-%
-% L = edgeLength(EDGE);
-% Returns the length of an edge, with parametric representation:
-% [x1 y1 x2 y2].
-%
-% The function also works for several edges, in this case input is a
-% [N*4] array, containing parametric representation of each edge, and
-% output is a [N*1] array containing length of each edge.
-%
-% See also:
-% edges2d, edgeAngle
-%
-% ---------
-%
-% author : David Legland
-% INRA - TPV URPOI - BIA IMASTE
-% created the 19/02/2004
-%
-
-% HISTORY
-% 15/04/2005 changes definition for edge, uses [x1 y1 x2 y2] instead of
-% [x0 y0 dx dy].
-
-% TODO : specify norm (euclidian, taxi, ...).
-
-nargs = length(varargin);
-if nargs == 1
- edge = varargin{1};
- len = sqrt(power(edge(:,3)-edge(:,1), 2) + power(edge(:,4)-edge(:,2), 2));
-end
Deleted: trunk/octave-forge/main/geometry/matGeom_raw/geom2d/edgePosition.m
===================================================================
--- trunk/octave-forge/main/geometry/matGeom_raw/geom2d/edgePosition.m 2011-10-21 19:17:25 UTC (rev 8826)
+++ trunk/octave-forge/main/geometry/matGeom_raw/geom2d/edgePosition.m 2011-10-21 19:22:12 UTC (rev 8827)
@@ -1,97 +0,0 @@
-%% Copyright (c) 2011, INRA
-%% 2007-2011, David Legland <dav...@gr...>
-%% 2011 Adapted to Octave by Juan Pablo Carbajal <car...@if...>
-%%
-%% All rights reserved.
-%% (simplified BSD License)
-%%
-%% Redistribution and use in source and binary forms, with or without
-%% modification, are permitted provided that the following conditions are met:
-%%
-%% 1. Redistributions of source code must retain the above copyright notice, this
-%% list of conditions and the following disclaimer.
-%%
-%% 2. Redistributions in binary form must reproduce the above copyright notice,
-%% this list of conditions and the following disclaimer in the documentation
-%% and/or other materials provided with the distribution.
-%%
-%% THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-%% AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-%% IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-%% ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
-%% LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-%% CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-%% SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-%% INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-%% CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-%% ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-%% POSSIBILITY OF SUCH DAMAGE.
-%%
-%% The views and conclusions contained in the software and documentation are
-%% those of the authors and should not be interpreted as representing official
-%% policies, either expressed or implied, of copyright holder.
-
-
-function d = edgePosition(point, edge)
-%EDGEPOSITION Return position of a point on an edge
-%
-% POS = edgePosition(POINT, EDGE);
-% Computes position of point POINT on the edge EDGE, relative to the
-% position of edge vertices.
-% EDGE has the form [x1 y1 x2 y2],
-% POINT has the form [x y], and is assumed to belong to edge.
-% The position POS has meaning:
-% POS<0: POINT is located before the first vertex
-% POS=0: POINT is located on the first vertex
-% 0<POS<1: POINT is located between the 2 vertices (on the edge)
-% POS=1: POINT is located on the second vertex
-% POS<0: POINT is located after the second vertex
-%
-% POS = edgePosition(POINT, EDGES);
-% If EDGES is an array of NL edges, return NL positions, corresponding to
-% each edge.
-%
-% POS = edgePosition(POINTS, EDGE);
-% If POINTS is an array of NP points, return NP positions, corresponding
-% to each point.
-%
-% POS = edgePosition(POINTS, EDGES);
-% If POINTS is an array of NP points and edgeS is an array of NL edges,
-% return an array of [NP NL] position, corresponding to each couple
-% point-edge.
-%
-% See also:
-% edges2d, createEdge, onEdge
-%
-% ---------
-%
-% author : David Legland
-% INRA - TPV URPOI - BIA IMASTE
-% created the 25/05/2004.
-%
-
-% HISTORY:
-% 06/12/2009 created from linePosition
-
-% number of points and of edges
-Nl = size(edge, 1);
-Np = size(point, 1);
-
-if Np==Nl
- dxl = edge(:, 3)-edge(:,1);
- dyl = edge(:, 4)-edge(:,2);
- dxp = point(:, 1) - edge(:, 1);
- dyp = point(:, 2) - edge(:, 2);
-
- d = (dxp.*dxl + dyp.*dyl)./(dxl.*dxl+dyl.*dyl);
-
-else
- % expand one of the array to have the same size
- dxl = repmat((edge(:,3)-edge(:,1))', Np, 1);
- dyl = repmat((edge(:,4)-edge(:,2))', Np, 1);
- dxp = repmat(point(:,1), 1, Nl) - repmat(edge(:,1)', Np, 1);
- dyp = repmat(point(:,2), 1, Nl) - repmat(edge(:,2)', Np, 1);
-
- d = (dxp.*dxl + dyp.*dyl)./(dxl.*dxl+dyl.*dyl);
-end
-
Deleted: trunk/octave-forge/main/geometry/matGeom_raw/geom2d/edgeToLine.m
===================================================================
--- trunk/octave-forge/main/geometry/matGeom_raw/geom2d/edgeToLine.m 2011-10-21 19:17:25 UTC (rev 8826)
+++ trunk/octave-forge/main/geometry/matGeom_raw/geom2d/edgeToLine.m 2011-10-21 19:22:12 UTC (rev 8827)
@@ -1,57 +0,0 @@
-%% Copyright (c) 2011, INRA
-%% 2007-2011, David Legland <dav...@gr...>
-%% 2011 Adapted to Octave by Juan Pablo Carbajal <car...@if...>
-%%
-%% All rights reserved.
-%% (simplified BSD License)
-%%
-%% Redistribution and use in source and binary forms, with or without
-%% modification, are permitted provided that the following conditions are met:
-%%
-%% 1. Redistributions of source code must retain the above copyright notice, this
-%% list of conditions and the following disclaimer.
-%%
-%% 2. Redistributions in binary form must reproduce the above copyright notice,
-%% this list of conditions and the following disclaimer in the documentation
-%% and/or other materials provided with the distribution.
-%%
-%% THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-%% AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-%% IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-%% ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
-%% LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-%% CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-%% SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-%% INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-%% CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-%% ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-%% POSSIBILITY OF SUCH DAMAGE.
-%%
-%% The views and conclusions contained in the software and documentation are
-%% those of the authors and should not be interpreted as representing official
-%% policies, either expressed or implied, of copyright holder.
-
-
-function line = edgeToLine(edge)
-%EDGETOLINE Convert an edge to a straight line
-%
-% LINE = edgeToLine(EDGE);
-% Returns the line containing the edge EDGE.
-%
-% Example
-% edge = [2 3 4 5];
-% line = edgeToLine(edge);
-% figure(1); hold on; axis([0 10 0 10]);
-% drawLine(line, 'color', 'g')
-% drawEdge(edge, 'linewidth', 2)
-%
-% See also
-% edges2d, lines2d
-%
-% ------
-% Author: David Legland
-% e-mail: dav...@gr...
-% Created: 2009-07-23, using Matlab 7.7.0.471 (R2008b)
-% Copyright 2009 INRA - Cepia Software Platform.
-
-line = [edge(:, 1:2) edge(:, 3:4)-edge(:, 1:2)];
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