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[Octave-cvsupdate] SF.net SVN: octave:[8831] trunk/octave-forge/main
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From: <jpi...@us...> - 2011-10-21 20:24:12
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Revision: 8831
http://octave.svn.sourceforge.net/octave/?rev=8831&view=rev
Author: jpicarbajal
Date: 2011-10-21 20:24:00 +0000 (Fri, 21 Oct 2011)
Log Message:
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geometry. re-adding
Added Paths:
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trunk/octave-forge/main/geometry/
trunk/octave-forge/main/geometry/DESCRIPTION
trunk/octave-forge/main/geometry/doc/
trunk/octave-forge/main/geometry/doc/NEWS
trunk/octave-forge/main/geometry/inst/
trunk/octave-forge/main/geometry/inst/geom2d/
trunk/octave-forge/main/geometry/inst/geom2d/Contents.m
trunk/octave-forge/main/geometry/inst/geom2d/angle2Points.m
trunk/octave-forge/main/geometry/inst/geom2d/angle3Points.m
trunk/octave-forge/main/geometry/inst/geom2d/angleAbsDiff.m
trunk/octave-forge/main/geometry/inst/geom2d/angleDiff.m
trunk/octave-forge/main/geometry/inst/geom2d/angleSort.m
trunk/octave-forge/main/geometry/inst/geom2d/angles2d.m
trunk/octave-forge/main/geometry/inst/geom2d/bisector.m
trunk/octave-forge/main/geometry/inst/geom2d/boxes2d.m
trunk/octave-forge/main/geometry/inst/geom2d/cartesianLine.m
trunk/octave-forge/main/geometry/inst/geom2d/cbezier2poly.m
trunk/octave-forge/main/geometry/inst/geom2d/centroid.m
trunk/octave-forge/main/geometry/inst/geom2d/changelog.txt
trunk/octave-forge/main/geometry/inst/geom2d/circleArcAsCurve.m
trunk/octave-forge/main/geometry/inst/geom2d/circleAsPolygon.m
trunk/octave-forge/main/geometry/inst/geom2d/circles2d.m
trunk/octave-forge/main/geometry/inst/geom2d/clipEdge.m
trunk/octave-forge/main/geometry/inst/geom2d/clipLine.m
trunk/octave-forge/main/geometry/inst/geom2d/clipPoints.m
trunk/octave-forge/main/geometry/inst/geom2d/clipRay.m
trunk/octave-forge/main/geometry/inst/geom2d/crackPattern.m
trunk/octave-forge/main/geometry/inst/geom2d/crackPattern2.m
trunk/octave-forge/main/geometry/inst/geom2d/createBasisTransform.m
trunk/octave-forge/main/geometry/inst/geom2d/createCircle.m
trunk/octave-forge/main/geometry/inst/geom2d/createDirectedCircle.m
trunk/octave-forge/main/geometry/inst/geom2d/createEdge.m
trunk/octave-forge/main/geometry/inst/geom2d/createHomothecy.m
trunk/octave-forge/main/geometry/inst/geom2d/createLine.m
trunk/octave-forge/main/geometry/inst/geom2d/createLineReflection.m
trunk/octave-forge/main/geometry/inst/geom2d/createRay.m
trunk/octave-forge/main/geometry/inst/geom2d/createRotation.m
trunk/octave-forge/main/geometry/inst/geom2d/createScaling.m
trunk/octave-forge/main/geometry/inst/geom2d/createTranslation.m
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trunk/octave-forge/main/geometry/inst/geom2d/deg2rad.m
trunk/octave-forge/main/geometry/inst/geom2d/distancePointEdge.m
trunk/octave-forge/main/geometry/inst/geom2d/distancePointLine.m
trunk/octave-forge/main/geometry/inst/geom2d/distancePoints.m
trunk/octave-forge/main/geometry/inst/geom2d/drawArrow.m
trunk/octave-forge/main/geometry/inst/geom2d/drawBezierCurve.m
trunk/octave-forge/main/geometry/inst/geom2d/drawBox.m
trunk/octave-forge/main/geometry/inst/geom2d/drawCenteredEdge.m
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trunk/octave-forge/main/geometry/inst/geom2d/drawCircleArc.m
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trunk/octave-forge/main/geometry/inst/geom2d/drawEllipse.m
trunk/octave-forge/main/geometry/inst/geom2d/drawEllipseArc.m
trunk/octave-forge/main/geometry/inst/geom2d/drawLabels.m
trunk/octave-forge/main/geometry/inst/geom2d/drawLine.m
trunk/octave-forge/main/geometry/inst/geom2d/drawOrientedBox.m
trunk/octave-forge/main/geometry/inst/geom2d/drawParabola.m
trunk/octave-forge/main/geometry/inst/geom2d/drawPoint.m
trunk/octave-forge/main/geometry/inst/geom2d/drawRay.m
trunk/octave-forge/main/geometry/inst/geom2d/drawRect.m
trunk/octave-forge/main/geometry/inst/geom2d/drawShape.m
trunk/octave-forge/main/geometry/inst/geom2d/edgeAngle.m
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trunk/octave-forge/main/geometry/inst/geom2d/edgeToLine.m
trunk/octave-forge/main/geometry/inst/geom2d/edges2d.m
trunk/octave-forge/main/geometry/inst/geom2d/ellipseAsPolygon.m
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trunk/octave-forge/main/geometry/inst/geom2d/enclosingCircle.m
trunk/octave-forge/main/geometry/inst/geom2d/fitAffineTransform2d.m
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trunk/octave-forge/main/geometry/inst/geom2d/isLeftOriented.m
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trunk/octave-forge/main/geometry/inst/geom2d/polarPoint.m
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trunk/octave-forge/main/geometry/inst/geom2d/rays2d.m
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trunk/octave-forge/main/geometry/inst/geom2d/rotateVector.m
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trunk/octave-forge/main/geometry/matGeom_raw/
trunk/octave-forge/main/geometry/matGeom_raw/Demos/
trunk/octave-forge/main/geometry/matGeom_raw/Demos/geom3d/
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trunk/octave-forge/main/geometry/matGeom_raw/README
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trunk/octave-forge/main/geometry/matGeom_raw/geom3d/drawEdge3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/drawEllipse3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/drawEllipsoid.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/drawGrid3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/drawLine3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/drawPartialPatch.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/drawPlane3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/drawPoint3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/drawPolygon3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/drawPolyline3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/drawSphere.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/drawSphericalTriangle.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/drawSurfPatch.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/drawTorus.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/eulerAnglesToRotation3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/fillPolygon3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/inertiaEllipsoid.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/intersectBoxes3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/intersectEdgePlane.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/intersectLineCylinder.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/intersectLinePlane.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/intersectLinePolygon3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/intersectLineSphere.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/intersectLineTriangle3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/intersectPlaneLine.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/intersectPlaneSphere.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/intersectPlanes.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/intersectRayPolygon3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/isBelowPlane.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/isCoplanar.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/isParallel3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/isPerpendicular3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/linePosition3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/lines3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/medianPlane.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/mergeBoxes3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/midPoint3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/normalize3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/normalizePlane.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/normalizeVector3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/planeNormal.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/planePoint.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/planePosition.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/planes3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/point3dBounds.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/points3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/polygon3dNormalAngle.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/polygonCentroid3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/polygons3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/private/
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/private/localToGlobal3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/projPointOnPlane.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/randomAngle3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/randomPointInBox3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/readme.txt
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/recenterTransform3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/revolutionSurface.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/rotation3dAxisAndAngle.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/rotation3dToEulerAngles.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/rotationOx.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/rotationOy.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/rotationOz.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/scale3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/scaling3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/sph2cart2.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/sph2cart2d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/spheres.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/sphericalAngle.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/surfaceCurvature.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/transformLine3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/transformPoint3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/transformVector3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/transforms3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/translation3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/triangleArea3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/vecnorm3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/vectorAngle3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/vectorNorm3d.m
trunk/octave-forge/main/geometry/matGeom_raw/geom3d/vectors3d.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/Contents.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/changelog.txt
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/checkMeshAdjacentFaces.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/clipConvexPolyhedronHP.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/clipMeshVertices.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/computeMeshEdges.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/createCube.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/createCubeOctahedron.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/createDodecahedron.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/createIcosahedron.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/createMengerSponge.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/createOctahedron.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/createRhombododecahedron.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/createSoccerBall.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/createTetrahedron.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/createTetrakaidecahedron.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/drawFaceNormals.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/drawMesh.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/drawPolyhedra.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/drawPolyhedron.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/faceCentroids.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/faceNormal.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/meshDihedralAngles.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/meshEdgeFaces.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/meshEdgeLength.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/meshFace.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/meshReduce.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/meshSurfaceArea.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/minConvexHull.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/polyhedra.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/polyhedronMeanBreadth.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/polyhedronNormalAngle.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/polyhedronSlice.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/private/
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/private/formatMeshOutput.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/private/parseMeshData.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/steinerPolytope.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/triangulateFaces.m
trunk/octave-forge/main/geometry/matGeom_raw/meshes3d/trimeshSurfaceArea.m
Added: trunk/octave-forge/main/geometry/DESCRIPTION
===================================================================
--- trunk/octave-forge/main/geometry/DESCRIPTION (rev 0)
+++ trunk/octave-forge/main/geometry/DESCRIPTION 2011-10-21 20:24:00 UTC (rev 8831)
@@ -0,0 +1,11 @@
+Name: Geometry
+Version: 1.2.0
+Date: 2011-10-21
+Author: David Legland <dav...@gr...>, Juan Pablo Carbajal <car...@if...>
+Maintainer: Juan Pablo Carbajal <car...@if...>
+Title: Computational Geometry
+Description: Library for geometric computing extending MatGeom functions. Useful to create, transform, manipulate and display geometric primitives.
+Depends: octave (>= 3.4.0)
+Autoload: no
+License: GPL version 3 and BSD (see files)
+Url: http://octave.sf.net, http://matgeom.sf.net
Added: trunk/octave-forge/main/geometry/doc/NEWS
===================================================================
--- trunk/octave-forge/main/geometry/doc/NEWS (rev 0)
+++ trunk/octave-forge/main/geometry/doc/NEWS 2011-10-21 20:24:00 UTC (rev 8831)
@@ -0,0 +1,161 @@
+Summary of important user-visible changes for releases of the geometry package
+
+===============================================================================
+geometry-1.0.0 Release Date: 2011-09-26 Release Manager: Juan Pablo Carbajal
+===============================================================================
+
+** First official release.
+
+===============================================================================
+geometry-1.0.1 Release Date: 2011-09-27 Release Manager: Juan Pablo Carbajal
+===============================================================================
+
+Improvements to the docstrings of all functions.
+
+===============================================================================
+geometry-1.1 Release Date: 2011-10-04 Release Manager: Juan Pablo Carbajal
+===============================================================================
+
+* Starting to add geom2d from matGeom
+angle2Points.m
+angle3Points.m
+angleAbsDiff.m
+angleDiff.m
+angles2d.m
+angleSort.m
+createLine.m
+deg2rad.m
+edgeAngle.m
+lineAngle.m
+normalizeAngle.m
+rad2deg.m
+vectorAngle.m
+
+===============================================================================
+geometry-1.1.1 Release Date: 2011-10-06 Release Manager: Juan Pablo Carbajal
+===============================================================================
+
+* Continue to add geom2d from matGeom (boxes and clips)
+ cbezier2poly.m
+ boxes2d.m
+ clipEdge.m
+ clipLine.m
+ clipPoints.m
+ drawBezierCurve.m
+ drawBox.m
+ clipRay.m
+ intersectBoxes.m
+ intersectLines.m
+ linePosition.m
+ mergeBoxes.m
+ randomPointInBox.m
+ drawLine.m
+
+===============================================================================
+geometry-1.1.2 Release Date: 2011-10-09 Release Manager: Juan Pablo Carbajal
+===============================================================================
+
+* Continue to add geom2d from matGeom (rays and vectors)
+ createRay.m
+ drawEdge.m
+ drawRay.m
+ isParallel.m
+ isPerpendicular.m
+ isPointOnRay.m
+ normalizeVector.m
+ rays2d.m
+ rotateVector.m
+ transformVector.m
+ vectorNorm.m
+ vectors2d.m
+
+===============================================================================
+geometry-1.1.3 Release Date: 2011-10-13 Release Manager: Juan Pablo Carbajal
+===============================================================================
+
+* Continue to add geom2d from matGeom (transforms and points2d)
+ createBasisTransform.m
+ createHomothecy.m
+ createLineReflection.m
+ createRotation.m
+ createScaling.m
+ createTranslation.m
+ transformPoint.m
+ transforms2d.m
+ fitAffineTransform2d.m
+ transformEdge.m
+ transformLine.m
+ centroid.m
+ distancePoints.m
+ midPoint.m
+ polarPoint.m
+ drawPoint.m
+ isCounterClockwise.m
+ minDistancePoints.m
+ pointOnLine.m
+ points2d.m
+ intersectLineEdge.m
+ isPointOnEdge.m
+
+===============================================================================
+geometry-1.2 Release Date: 2011-10-xx Release Manager: Juan Pablo Carbajal
+===============================================================================
+
+* All geom2d added
+ createCircle.m
+ createDirectedCircle.m
+ createEdge.m
+ medianLine.m
+ Contents.m
+ bisector.m
+ cartesianLine.m
+ drawArrow.m
+ edges2d.m
+ lines2d.m
+ orthogonalLine.m
+ parallelLine.m
+ projPointOnLine.m
+ drawCenteredEdge.m
+ drawCircle.m
+ drawCircleArc.m
+ drawEllipse.m
+ drawEllipseArc.m
+ drawLabels.m
+ drawOrientedBox.m
+ drawParabola.m
+ drawRect.m
+ drawShape.m
+ circles2d.m
+ ellipses2d.m
+ createVector.m
+ inertiaEllipse.m
+ changelog.txt
+ readme.txt
+ hexagonalGrid.m
+ squareGrid.m
+ triangleGrid.m
+ intersectCircles.m
+ intersectEdges.m
+ intersectLineCircle.m
+ isLeftOriented.m
+ isPointInCircle.m
+ isPointInEllipse.m
+ isPointOnCircle.m
+ isPointOnLine.m
+ edgeLength.m
+ edgePosition.m
+ edgeToLine.m
+ circleArcAsCurve.m
+ circleAsPolygon.m
+ crackPattern.m
+ crackPattern2.m
+ distancePointEdge.m
+ distancePointLine.m
+ ellipseAsPolygon.m
+ enclosingCircle.m
+ radicalAxis.m
+ reverseEdge.m
+ reverseLine.m
+
+===============================================================================
+
Added: trunk/octave-forge/main/geometry/inst/geom2d/Contents.m
===================================================================
--- trunk/octave-forge/main/geometry/inst/geom2d/Contents.m (rev 0)
+++ trunk/octave-forge/main/geometry/inst/geom2d/Contents.m 2011-10-21 20:24:00 UTC (rev 8831)
@@ -0,0 +1,230 @@
+%% 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.
+
+%% -*- texinfo -*-
+%% @deftypefn {Function File} Contents ()
+%% GEOM2D Geometry 2D Toolbox
+%% Version 1.0 21-Mar-2011 .
+%%
+%% Library to handle and visualize geometric primitives such as points,
+%% lines, circles and ellipses, polygons...
+%%
+%% The goal is to provide a low-level library for manipulating geometrical
+%% primitives, making easier the development of more complex geometric
+%% algorithms.
+%%
+%% Most functions works for planar shapes, but some ones have been
+%% extended to 3D or to any dimension.
+%%
+%% Points
+%% points2d - Description of functions operating on points
+%% clipPoints - Clip a set of points by a box
+%% centroid - Compute centroid (center of mass) of a set of points
+%% midPoint - Middle point of two points or of an edge
+%% isCounterClockwise - Compute relative orientation of 3 points
+%% polarPoint - Create a point from polar coordinates (rho + theta)
+%% angle2Points - Compute horizontal angle between 2 points
+%% angle3Points - Compute oriented angle made by 3 points
+%% angleSort - Sort points in the plane according to their angle to origin
+%% distancePoints - Compute distance between two points
+%% minDistancePoints - Minimal distance between several points
+%% transformPoint - Transform a point with an affine transform
+%% drawPoint - Draw the point on the axis.
+%%
+%% Vectors
+%% vectors2d - Description of functions operating on plane vectors
+%% createVector - Create a vector from two points
+%% vectorNorm - Compute norm of a vector, or of a set of vectors
+%% vectorAngle - Angle of a vector, or between 2 vectors
+%% normalizeVector - Normalize a vector to have norm equal to 1
+%% isPerpendicular - Check orthogonality of two vectors
+%% isParallel - Check parallelism of two vectors
+%% transformVector - Transform a vector with an affine transform
+%% rotateVector - Rotate a vector by a given angle
+%%
+%% Straight lines
+%% lines2d - Description of functions operating on planar lines
+%% createLine - Create a straight line from 2 points, or from other inputs
+%% medianLine - Create a median line between two points
+%% cartesianLine - Create a straight line from cartesian equation coefficients
+%% orthogonalLine - Create a line orthogonal to another one.
+%% parallelLine - Create a line parallel to another one.
+%% intersectLines - Return all intersection points of N lines in 2D
+%% lineAngle - Computes angle between two straight lines
+%% linePosition - Position of a point on a line
+%% lineFit - Fit a straight line to a set of points
+%% clipLine - Clip a line with a box
+%% reverseLine - Return same line but with opposite orientation
+%% transformLine - Transform a line with an affine transform
+%% drawLine - Draw the line on the current axis
+%%
+%% Edges (line segments between 2 points)
+%% edges2d - Description of functions operating on planar edges
+%% createEdge - Create an edge between two points, or from a line
+%% edgeToLine - Convert an edge to a straight line
+%% edgeAngle - Return angle of edge
+%% edgeLength - Return length of an edge
+%% midPoint - Middle point of two points or of an edge
+%% edgePosition - Return position of a point on an edge
+%% clipEdge - Clip an edge with a rectangular box
+%% reverseEdge - Intervert the source and target vertices of edge
+%% intersectEdges - Return all intersections between two set of edges
+%% intersectLineEdge - Return intersection between a line and an edge
+%% transformEdge - Transform an edge with an affine transform
+%% drawEdge - Draw an edge given by 2 points
+%% drawCenteredEdge - Draw an edge centered on a point
+%%
+%% Rays
+%% rays2d - Description of functions operating on planar rays
+%% createRay - Create a ray (half-line), from various inputs
+%% bisector - Return the bisector of two lines, or 3 points
+%% clipRay - Clip a ray with a box
+%% drawRay - Draw a ray on the current axis
+%%
+%% Relations between points and lines
+%% distancePointEdge - Minimum distance between a point and an edge
+%% distancePointLine - Minimum distance between a point and a line
+%% projPointOnLine - Project of a point orthogonally onto a line
+%% pointOnLine - Create a point on a line at a given position on the line
+%% isPointOnLine - Test if a point belongs to a line
+%% isPointOnEdge - Test if a point belongs to an edge
+%% isPointOnRay - Test if a point belongs to a ray
+%% isLeftOriented - Test if a point is on the left side of a line
+%%
+%% Circles
+%% circles2d - Description of functions operating on circles
+%% createCircle - Create a circle from 2 or 3 points
+%% createDirectedCircle - Create a directed circle
+%% intersectCircles - Intersection points of two circles
+%% intersectLineCircle - Intersection point(s) of a line and a circle
+%% circleAsPolygon - Convert a circle into a series of points
+%% circleArcAsCurve - Convert a circle arc into a series of points
+%% isPointInCircle - Test if a point is located inside a given circle
+%% isPointOnCircle - Test if a point is located on a given circle.
+%% enclosingCircle - Find the minimum circle enclosing a set of points.
+%% radicalAxis - Compute the radical axis (or radical line) of 2 circles
+%% drawCircle - Draw a circle on the current axis
+%% drawCircleArc - Draw a circle arc on the current axis
+%%
+%% Ellipses
+%% ellipses2d - Description of functions operating on ellipses
+%% inertiaEllipse - Inertia ellipse of a set of points
+%% isPointInEllipse - Check if a point is located inside a given ellipse
+%% ellipseAsPolygon - Convert an ellipse into a series of points
+%% drawEllipse - Draw an ellipse on the current axis
+%% drawEllipseArc - Draw an ellipse arc on the current axis
+%%
+%% Geometric transforms
+%% transforms2d - Description of functions operating on transforms
+%% createTranslation - Create the 3*3 matrix of a translation
+%% createRotation - Create the 3*3 matrix of a rotation
+%% createScaling - Create the 3*3 matrix of a scaling in 2 dimensions
+%% createHomothecy - Create the the 3x3 matrix of an homothetic transform
+%% createBasisTransform - Compute matrix for transforming a basis into another basis
+%% createLineReflection - Create the the 3x3 matrix of a line reflection
+%% fitAffineTransform2d - Fit an affine transform using two point sets
+%%
+%% Angles
+%% angles2d - Description of functions for manipulating angles
+%% normalizeAngle - Normalize an angle value within a 2*PI interval
+%% angleAbsDiff - Absolute difference between two angles
+%% angleDiff - Difference between two angles
+%% deg2rad - Convert angle from degrees to radians
+%% rad2deg - Convert angle from radians to degrees
+%%
+%% Boxes
+%% boxes2d - Description of functions operating on bounding boxes
+%% intersectBoxes - Intersection of two bounding boxes
+%% mergeBoxes - Merge two boxes, by computing their greatest extent
+%% randomPointInBox - Generate random point within a box
+%% drawBox - Draw a box defined by coordinate extents
+%%
+%% Various drawing functions
+%% drawBezierCurve - Draw a cubic bezier curve defined by 4 control points
+%% drawParabola - Draw a parabola on the current axis
+%% drawOrientedBox - Draw centered oriented rectangle
+%% drawRect - Draw rectangle on the current axis
+%% drawArrow - Draw an arrow on the current axis
+%% drawLabels - Draw labels at specified positions
+%% drawShape - Draw various types of shapes (circles, polygons...)
+%%
+%% Other shapes
+%% squareGrid - Generate equally spaces points in plane.
+%% hexagonalGrid - Generate hexagonal grid of points in the plane.
+%% triangleGrid - Generate triangular grid of points in the plane.
+%% crackPattern - Create a (bounded) crack pattern tessellation
+%% crackPattern2 - Create a (bounded) crack pattern tessellation
+%%
+%%
+%% Credits:
+%% * function 'enclosingCircle' rewritten from a file from Yazan Ahed
+%% (ya...@gm...), available on Matlab File Exchange
+%%
+%% -----
+%% Author: David Legland
+%% e-mail: dav...@gr...
+%% Created: 2005-11-07
+%% Copyright INRA - Cepia Software Platform.
+%% Homepage: http://matgeom.sourceforge.net/
+%% http://www.pfl-cepia.inra.fr/index.php?page=geom2d
+%% @end deftypefn
+
+ help('Contents');
+
+
+ %% Deprecated functions
+
+ % createMedian - create a median line
+ % minDistance - compute minimum distance between a point and a set of points
+ % homothecy - create a homothecy as an affine transform
+ % rotation - return 3*3 matrix of a rotation
+ % translation - return 3*3 matrix of a translation
+ % scaling - return 3*3 matrix of a scaling in 2 dimensions
+ % lineSymmetry - create line symmetry as 2D affine transform
+ % vecnorm - compute norm of vector or of set of vectors
+ % normalize - normalize a vector
+ % onCircle - test if a point is located on a given circle.
+ % inCircle - test if a point is located inside a given circle.
+ % onEdge - test if a point belongs to an edge
+ % onLine - test if a point belongs to a line
+ % onRay - test if a point belongs to a ray
+ % invertLine - return same line but with opposite orientation
+ % clipLineRect - clip a line with a polygon
+ % formatAngle - Ensure an angle value is comprised between 0 and 2*PI
+
+
+ %% Others...
+ % drawRect2 - Draw centered rectangle on the current axis
+
+endfunction
+
Added: trunk/octave-forge/main/geometry/inst/geom2d/angle2Points.m
===================================================================
--- trunk/octave-forge/main/geometry/inst/geom2d/angle2Points.m (rev 0)
+++ trunk/octave-forge/main/geometry/inst/geom2d/angle2Points.m 2011-10-21 20:24:00 UTC (rev 8831)
@@ -0,0 +1,109 @@
+%% 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.
+
+%% -*- texinfo -*-
+%% @deftypefn {Function File} {@var{alpha} =} angle2Points (@var{p1}, @var{p2})
+%% Compute horizontal angle between 2 points
+%%
+%% @var{p1} and @var{p2} are either [1x2] arrays, or [Nx2] arrays, in this case
+%% @var{alpha} is a [Nx1] array. The angle computed is the horizontal angle of
+%% the line (@var{p1},@var{p2}).
+%%
+%% Result is always given in radians, between 0 and 2*pi.
+%%
+%% @seealso{points2d, angles2d, angle3points, normalizeAngle, vectorAngle}
+%% @end deftypefn
+
+function theta = angle2Points(varargin)
+
+ % process input arguments
+ if length(varargin)==2
+ p1 = varargin{1};
+ p2 = varargin{2};
+ elseif length(varargin)==1
+ var = varargin{1};
+ p1 = var(1,:);
+ p2 = var(2,:);
+ end
+
+ % ensure data have correct size
+ n1 = size(p1, 1);
+ n2 = size(p2, 1);
+ if n1~=n2 && min(n1, n2)>1
+ error('angle2Points: wrong size for inputs');
+ end
+
+ % angle of line (P2 P1), between 0 and 2*pi.
+ dp = bsxfun(@minus, p2, p1);
+ theta = mod(atan2(dp(:,2), dp(:,1)) + 2*pi, 2*pi);
+
+endfunction
+
+%!test
+%! % all points inside window, possibly touching edges
+%! p1 = [0 0];
+%! p2 = [10 0];
+%! angle_ = angle2Points (p1, p2);
+%! assert (angle_,0,1e-6);
+%! angle_ = angle2Points (p2, p1);
+%! assert (angle_,pi,1e-6);
+
+
+%!test
+%! % all points inside window, possibly touching edges
+%! p1 = [0 0];
+%! p2 = [0 10];
+%! angle_ = angle2Points (p1, p2);
+%! assert (pi/2, angle_,1e-6);
+%! angle_ = angle2Points (p2, p1);
+%! assert (3*pi/2, angle_,1e-6);
+
+%!test
+%! % all points inside window, possibly touching edges
+%! p1 = [0 0;0 0;0 0;0 0];
+%! p2 = [10 0;10 10;0 10;-10 10];
+%! angle_ = angle2Points (p1, p2);
+%! assert (size (p1, 1), size (angle_, 1));
+%! res = [0;pi/4;pi/2;3*pi/4];
+%! assert (res, angle_, 1e-6);
+
+%!test
+%! % all points inside window, possibly touching edges
+%! p1 = [0 0];
+%! p2 = [10 0;10 10;0 10;-10 10];
+%! angle_ = angle2Points (p1, p2);
+%! assert(size (p2, 1), size (angle_, 1));
+%! res = [0;pi/4;pi/2;3*pi/4];
+%! assert(res, angle_,1e-6);
+
+
Added: trunk/octave-forge/main/geometry/inst/geom2d/angle3Points.m
===================================================================
--- trunk/octave-forge/main/geometry/inst/geom2d/angle3Points.m (rev 0)
+++ trunk/octave-forge/main/geometry/inst/geom2d/angle3Points.m 2011-10-21 20:24:00 UTC (rev 8831)
@@ -0,0 +1,82 @@
+%% 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{alpha} =} angle3Points (@var{p1}, @var{p2}, @var{p3})
+%% Computes the angle between the points @var{p1}, @var{p2} and @var{p3}.
+%%
+%% @var{p1}, @var{p2} and @var{p3} are either [1x2] arrays, or [Nx2] arrays, in this case
+%% @var{alpha} is a [Nx1] array. The angle computed is the directed angle between line
+%% (@var{p2}@var{p1}) and line (@var{p2}@var{p3}).
+%%
+%% Result is always given in radians, between 0 and 2*pi.
+%%
+%% @seealso{points2d, angles2d, angle2points}
+%% @end deftypefn
+
+function theta = angle3Points(varargin)
+
+ if length(varargin)==3
+ p1 = varargin{1};
+ p2 = varargin{2};
+ p3 = varargin{3};
+ elseif length(varargin)==1
+ var = varargin{1};
+ p1 = var(1,:);
+ p2 = var(2,:);
+ p3 = var(3,:);
+ end
+
+ % angle line (P2 P1)
+ theta = lineAngle(createLine(p2, p1), createLine(p2, p3));
+
+endfunction
+
+%!test
+%! % all points inside window, possibly touching edges
+%! p1 = [10 0];
+%! p2 = [0 0];
+%! p3 = [0 10];
+%! angle_ = angle3Points(p1, p2, p3);
+%! assert(pi/2, angle_,1e-6);
+%! angle_ = angle3Points([p1; p2; p3]);
+%! assert(pi/2, angle_, 1e-6);
+
+%!test
+%! p1 = [10 0; 20 0];
+%! p2 = [0 0;0 0];
+%! p3 = [0 10; 0 20];
+%! angle_ = angle3Points(p1, p2, p3);
+%! assert(2, size(angle_, 1));
+%! assert([pi/2;pi/2], angle_, 1e-6);
+
Added: trunk/octave-forge/main/geometry/inst/geom2d/angleAbsDiff.m
===================================================================
--- trunk/octave-forge/main/geometry/inst/geom2d/angleAbsDiff.m (rev 0)
+++ trunk/octave-forge/main/geometry/inst/geom2d/angleAbsDiff.m 2011-10-21 20:24:00 UTC (rev 8831)
@@ -0,0 +1,66 @@
+%% Copyright (c) 2011, INRA
+%% 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{dif} =} angleAbsDiff (@var{angle1}, @var{angle2})
+%% Computes the absolute angular difference between two angles in radians.
+%% The result is comprised between 0 and pi.
+%%
+%% @example
+%% A = angleAbsDiff(pi/2, pi/3)
+%% A =
+%% 0.5236 % equal to pi/6
+%% @end example
+%%
+%% @seealso{angles2d, angleDiff}
+%% @end deftypefn
+
+function dif = angleAbsDiff(angle1, angle2)
+
+ % first, normalization
+ angle1 = normalizeAngle(angle1);
+ angle2 = normalizeAngle(angle2);
+
+ % compute difference and normalize
+ dif = normalizeAngle(angle1 - angle2);
+ dif = min(dif, 2*pi - dif);
+
+endfunction
+
+%!shared xp
+%! xp = pi/2;
+%!assert (xp, angleAbsDiff (pi/2, 0), 1e-6);
+%!assert (xp, angleAbsDiff (0, pi/2), 1e-6);
+%!assert (xp, angleAbsDiff (0, 3*pi/2), 1e-6);
+%!assert (xp, angleAbsDiff (3*pi/2, 0), 1e-6);
+
Added: trunk/octave-forge/main/geometry/inst/geom2d/angleDiff.m
===================================================================
--- trunk/octave-forge/main/geometry/inst/geom2d/angleDiff.m (rev 0)
+++ trunk/octave-forge/main/geometry/inst/geom2d/angleDiff.m 2011-10-21 20:24:00 UTC (rev 8831)
@@ -0,0 +1,76 @@
+%% Copyright (c) 2011, INRA
+%% 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{dif} =} angleDiff (@var{angle1}, @var{angle2})
+%% Difference between two angles
+%%
+%% Computes the signed angular difference between two angles in radians.
+%% The result is comprised between -PI and +PI.
+%%
+%% Example
+%% A = angleDiff(-pi/4, pi/4)
+%% A =
+%% 1.5708 % equal to pi/2
+%% A = angleDiff(pi/4, -pi/4)
+%% A =
+%% -1.5708 % equal to -pi/2
+%%
+%% @seealso{angles2d, angleAbsDiff}
+%% @end deftypefn
+
+function dif = angleDiff(angle1, angle2)
+
+ % first, normalization
+ angle1 = normalizeAngle(angle1);
+ angle2 = normalizeAngle(angle2);
+
+ % compute difference and normalize in [-pi pi]
+ dif = normalizeAngle(angle2 - angle1, 0);
+endfunction
+
+%!test
+%! dif = angleDiff(0, pi/2);
+%! assert (pi/2, dif, 1e-6);
+
+%!test
+%! dif = angleDiff(pi/2, 0);
+%! assert (-pi/2, dif, 1e-6);
+
+%!test
+%! dif = angleDiff(0, 3*pi/2);
+%! assert (-pi/2, dif, 1e-6);
+
+%!test
+%! dif = angleDiff(3*pi/2, 0);
+%! assert (pi/2, dif, 1e-6);
Added: trunk/octave-forge/main/geometry/inst/geom2d/angleSort.m
===================================================================
--- trunk/octave-forge/main/geometry/inst/geom2d/angleSort.m (rev 0)
+++ trunk/octave-forge/main/geometry/inst/geom2d/angleSort.m 2011-10-21 20:24:00 UTC (rev 8831)
@@ -0,0 +1,106 @@
+%% Copyright (c) 2011, INRA
+%% 2005-2011, 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 th...
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