Scatter and Scatter3 functions

[John W. Eaton]

On 20-Nov-2007, David Bateman wrote:

| The attached patch adds the scatter and scatter3 functions. These use
| patch objects with markers to define the points. This allows the
| colormap to determine the colors of the point whereas if a line object
| was used its not clear that this could be done. This of course means
| that each point has a separate plot command to gnuplot and so with a
| large number of points this is a bit slow to display initially.

| 2007-11-19  David Bateman  <address@hidden>
| 
|       * plot/__patch__.m: Set clim correctly.
|       * plot__go_draw_axes__.m: Allow patch objects to have markers, and 
|       the marker color is determined by the cmap.
|       * plot/scatter.m: New function to 2D scatter plots.
|       * plot/scatter3.m: New function to 3D scatter plots.
|       * plot/__scatter__.m: Support function for scatter plots
|       * Makefile.in (SOURCES): Ad dnew functions here.

Please apply this patch.

Thanks,

jwe