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Package wx :: Package lib :: Package floatcanvas :: Package Utilities :: Module BBox |
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A Bounding Box object and assorted utilities , subclassed from a numpy array
Classes | |
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BBox |
A Bounding Box object: |
Function Summary | |
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returns a BBox object. | |
Builds a BBox object from an array of Bounding Boxes. | |
fromPoints (Points). | |
Returns a BBox object with all -inf and inf entries | |
Returns a BBox object with all NaN entries. |
Function Details |
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asBBox(data)returns a BBox object. If object is a BBox, it is returned unaltered If object is a numpy array, a BBox object is returned that shares a view of the data with that array |
fromBBArray(BBarray)Builds a BBox object from an array of Bounding Boxes. The resulting Bounding Box encompases all the included BBs. The BBarray is in the shape: (Nx2x2) where BBarray[n] is a 2x2 array that represents a BBox |
fromPoints(Points)fromPoints (Points). reruns the bounding box of the set of points in Points. Points can be any python object that can be turned into a numpy NX2 array of Floats. If a single point is passed in, a zero-size Bounding Box is returned. |
InfBBox()Returns a BBox object with all -inf and inf entries |
NullBBox()Returns a BBox object with all NaN entries. This represents a Null BB box; BB merged with it will return BB. Nothing is inside it. |
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