Re: [matplotlib-devel] improved performance for quiver

2009-07-28 Thread Eric Firing
Ray Speth wrote: > I believe I have found a simple change that improves the rendering speed > of quiver plots, which can be quite slow for large vector fields. Based > on some profiling, the problem appears to stem from the use of numpy's > MaskedArrays in PolyCollection.set_verts. If I add the

Re: [matplotlib-devel] improved performance for quiver

2009-06-30 Thread Eric Firing
Ray Speth wrote: > I believe I have found a simple change that improves the rendering speed > of quiver plots, which can be quite slow for large vector fields. Based > on some profiling, the problem appears to stem from the use of numpy's > MaskedArrays in PolyCollection.set_verts. If I add the