Index for matGeom\geom2d

Matlab files in this directory:

Contents	GEOM2D Geometry 2D Toolbox
angle2Points	ANGLE2POINTS Compute horizontal angle between 2 points.
angle3Points	ANGLE3POINTS Compute oriented angle made by 3 points.
angleAbsDiff	ANGLEABSDIFF Absolute difference between two angles.
angleDiff	ANGLEDIFF Difference between two angles.
angleSort	ANGLESORT Sort points in the plane according to their angle to origin.
angles2d	Description of functions for manipulating angles.
bisector	BISECTOR Return the bisector of two lines, or 3 points.
boundingBox	BOUNDINGBOX Bounding box of a set of points.
boxToPolygon	BOXTOPOLYGON Convert a bounding box to a square polygon.
boxToRect	BOXTORECT Convert box data to rectangle data.
boxes2d	BOXES2D Description of functions operating on bounding boxes.
cartesianLine	CARTESIANLINE Create a straight line from cartesian equation coefficients.
centeredEdgeToEdge	CENTEREDEDGETOEDGE Convert a centered edge to a two-points edge.
centroid	CENTROID Compute centroid (center of mass) of a set of points.
circleArcToPolyline	CIRCLEARCTOPOLYLINE Convert a circle arc into a series of points.
circleToPolygon	CIRCLETOPOLYGON Convert a circle into a series of points.
circles2d	CIRCLES2D Description of functions operating on circles.
circumCenter	CIRCUMCENTER Circumcenter of three points.
circumCircle	CIRCUMCIRCLE Circumscribed circle of three points.
clipEdge	CLIPEDGE Clip an edge with a rectangular box.
clipLine	CLIPLINE Clip a line with a box.
clipPoints	CLIPPOINTS Clip a set of points by a box.
clipRay	Clip a ray with a box.
crackPattern	CRACKPATTERN Create a (bounded) crack pattern tessellation.
crackPattern2	CRACKPATTERN2 Create a (bounded) crack pattern tessellation.
createBasisTransform	CREATEBASISTRANSFORM Compute matrix for transforming a basis into another basis.
createCircle	CREATECIRCLE Create a circle from 2 or 3 points.
createDirectedCircle	CREATEDIRECTEDCIRCLE Create a directed circle.
createEdge	CREATEEDGE Create an edge between two points, or from a line.
createHomothecy	CREATEHOMOTHECY Create the the 3x3 matrix of an homothetic transform.
createLine	CREATELINE Create a straight line from 2 points, or from other inputs.
createLineReflection	CREATELINEREFLECTION Create the the 3x3 matrix of a line reflection.
createRay	CREATERAY Create a ray (half-line), from various inputs.
createRotation	CREATEROTATION Create the 3*3 matrix of a rotation.
createRotation90	CREATEROTATION90 Matrix of a rotation for 90 degrees multiples.
createScaling	CREATESCALING Create the 3*3 matrix of a scaling in 2 dimensions.
createTranslation	CREATETRANSLATION Create the 3*3 matrix of a translation.
createVector	CREATEVECTOR Create a vector from two points.
cubicBezierToPolyline	CUBICBEZIERTOPOLYLINE Compute equivalent polyline from bezier curve control.
distancePointEdge	DISTANCEPOINTEDGE Minimum distance between a point and an edge.
distancePointLine	DISTANCEPOINTLINE Minimum distance between a point and a line.
distancePoints	DISTANCEPOINTS Compute distance between two points.
drawArrow	DRAWARROW Draw an arrow on the current axis.
drawBezierCurve	DRAWBEZIERCURVE Draw a cubic bezier curve defined by 4 control points.
drawBox	DRAWBOX Draw a box defined by coordinate extents.
drawCenteredEdge	DRAWCENTEREDEDGE Draw an edge centered on a point.
drawCircle	DRAWCIRCLE Draw a circle on the current axis.
drawCircleArc	DRAWCIRCLEARC Draw a circle arc on the current axis.
drawEdge	DRAWEDGE Draw an edge given by 2 points.
drawEllipse	DRAWELLIPSE Draw an ellipse on the current axis.
drawEllipseArc	DRAWELLIPSEARC Draw an ellipse arc on the current axis.
drawLabels	Draw labels at specified positions.
drawLine	DRAWLINE Draw a straight line clipped by the current axis.
drawOrientedBox	DRAWORIENTEDBOX Draw centered oriented rectangle.
drawParabola	DRAWPARABOLA Draw a parabola on the current axis.
drawPoint	DRAWPOINT Draw the point on the axis.
drawRay	DRAWRAY Draw a ray on the current axis.
drawRect	DRAWRECT Draw rectangle on the current axis.
drawShape	DRAWSHAPE Draw various types of shapes (circles, polygons...).
drawVector	DRAWVECTOR Draw vector at a given position.
edgeAngle	EDGEANGLE Return angle of edge.
edgeLength	EDGELENGTH Return length of an edge.
edgePosition	EDGEPOSITION Return position of a point on an edge.
edgeToLine	EDGETOLINE Convert an edge to a straight line.
edgeToPolyline	EDGETOPOLYLINE Convert an edge to a polyline with a given number of segments.
edges2d	EDGES2D Description of functions operating on planar edges.
ellipsePerimeter	ELLIPSEPERIMETER Perimeter of an ellipse.
ellipseToPolygon	ELLIPSETOPOLYGON Convert an ellipse into a series of points.
ellipses2d	ELLIPSES2D Description of functions operating on ellipses.
enclosingCircle	ENCLOSINGCIRCLE Find the minimum circle enclosing a set of points.
equivalentEllipse	Equivalent ellipse of a set of points.
findClosestPoint	FINDCLOSESTPOINT Find index of closest point in an array.
fitAffineTransform2d	Compute the affine transform that best register two point sets.
fitPolynomialTransform2d	FITPOLYNOMIALTRANSFORM2D Coefficients of polynomial transform between two point sets.
hausdorffDistance	HAUSDORFFDISTANCE Hausdorff distance between two point sets.
hexagonalGrid	HEXAGONALGRID Generate hexagonal grid of points in the plane.
inertiaEllipse	INERTIAELLIPSE Inertia ellipse of a set of points.
intersectBoxes	INTERSECTBOXES Intersection of two bounding boxes.
intersectCircles	INTERSECTCIRCLES Intersection points of two circles.
intersectEdges	INTERSECTEDGES Return all intersections between two set of edges.
intersectLineCircle	Intersection point(s) of a line and a circle.
intersectLineEdge	INTERSECTLINEEDGE Return intersection between a line and an edge.
intersectLines	INTERSECTLINES Return all intersection points of N lines in 2D.
isCounterClockwise	Compute the relative orientation of 3 points.
isLeftOriented	ISLEFTORIENTED Test if a point is on the left side of a line.
isParallel	ISPARALLEL Check parallelism of two vectors.
isPerpendicular	ISPERPENDICULAR Check orthogonality of two vectors.
isPointInCircle	ISPOINTINCIRCLE Test if a point is located inside a given circle.
isPointInEllipse	ISPOINTINELLIPSE Check if a point is located inside a given ellipse.
isPointInTriangle	ISPOINTINTRIANGLE Test if a point is located inside a triangle.
isPointOnCircle	ISPOINTONCIRCLE Test if a point is located on a given circle.
isPointOnEdge	ISPOINTONEDGE Test if a point belongs to an edge.
isPointOnLine	ISPOINTONLINE Test if a point belongs to a line.
isPointOnRay	ISPOINTONRAY Test if a point belongs to a ray.
lineAngle	LINEANGLE Computes angle between two straight lines.
lineFit	LINEFIT Fit a straight line to a set of points.
linePosition	LINEPOSITION Position of a point on a line.
lineToEdge	LINETOEDGE Convert a straight line to a finite edge.
lines2d	LINES2D Description of functions operating on planar lines.
medianLine	MEDIANLINE Create a median line between two points.
mergeBoxes	MERGEBOXES Merge two boxes, by computing their greatest extent.
mergeClosePoints	MERGECLOSEPOINTS Merge points that are closer than a given distance.
midPoint	MIDPOINT Middle point of two points or of an edge.
minDistancePoints	Minimal distance between several points.
nndist	NNDIST Nearest-neighbor distances of each point in a set.
normalize	NORMALIZE Normalize a vector.
normalizeAngle	NORMALIZEANGLE Normalize an angle value within a 2*PI interval.
normalizeVector	NORMALIZEVECTOR Normalize a vector to have norm equal to 1.
orientedBox	ORIENTEDBOX Minimum-width oriented bounding box of a set of points.
orientedBoxToPolygon	ORIENTEDBOXTOPOLYGON Convert an oriented box to a polygon (set of vertices).
orthogonalLine	ORTHOGONALLINE Create a line orthogonal to another one through a point.
parallelEdge	PARALLELEDGE Edge parallel to another edge.
parallelLine	PARALLELLINE Create a line parallel to another one.
pointOnLine	POINTONLINE Create a point on a line at a given position on the line.
points2d	POINTS2D Description of functions operating on points.
polarPoint	POLARPOINT Create a point from polar coordinates (rho + theta).
polynomialTransform2d	POLYNOMIALTRANSFORM2D Apply a polynomial transform to a set of points.
principalAxes	PRINCIPALAXES Principal axes of a set of ND points.
principalAxesTransform	Align a set of points along its principal axes.
projPointOnLine	PROJPOINTONLINE Project of a point orthogonally onto a line.
radicalAxis	RADICALAXIS Compute the radical axis (or radical line) of 2 circles.
randomPointInBox	RANDOMPOINTINBOX Generate random point within a box.
rays2d	RAYS2D Description of functions operating on planar rays.
rectToBox	RECTTOBOX Convert rectangle data to box data.
rectToPolygon	RECTTOPOLYGON Convert a rectangle into a polygon (set of vertices).
registerICP	REGISTERICP Fit affine transform by Iterative Closest Point algorithm.
reverseEdge	REVERSEEDGE Intervert the source and target vertices of edge.
reverseLine	REVERSELINE Return same line but with opposite orientation.
rotateVector	ROTATEVECTOR Rotate a vector by a given angle.
squareGrid	SQUAREGRID Generate equally spaces points in plane.
transformEdge	TRANSFORMEDGE Transform an edge with an affine transform.
transformLine	TRANSFORMLINE Transform a line with an affine transform.
transformPoint	Apply an affine transform to a point or a point set.
transformVector	TRANSFORMVECTOR Transform a vector with an affine transform.
transforms2d	TRANSFORMS2D Description of functions operating on transforms.
triangleArea	TRIANGLEAREA Signed area of a triangle.
triangleGrid	TRIANGLEGRID Generate triangular grid of points in the plane.
vectorAngle	Horizontal angle of a vector, or angle between 2 vectors.
vectorNorm	Compute norm of a vector, or of a set of vectors.
vectors2d	VECTORS2D Description of functions operating on plane vectors.

Subsequent directories:

private