arbitrary colormaps with gnuplot 4.0 and surfaces

[David Bateman]

Attached is a patch that allows arbitrary colormaps to be used with
gnuplot 4.0 and surfaces

D.

-- 
David Bateman                                address@hidden
Motorola Labs - Paris                        +33 1 69 35 48 04 (Ph) 
Parc Les Algorithmes, Commune de St Aubin    +33 6 72 01 06 33 (Mob) 
91193 Gif-Sur-Yvette FRANCE                  +33 1 69 35 77 01 (Fax) 

The information contained in this communication has been classified as: 

[x] General Business Information 
[ ] Motorola Internal Use Only 
[ ] Motorola Confidential Proprietary

*** ./scripts/plot/__go_draw_axes__.m.orig1     2007-11-12 17:43:26.383930087 
+0100
--- ./scripts/plot/__go_draw_axes__.m   2007-11-12 18:24:02.170352148 +0100
***************
*** 765,771 ****
                fwrite (plot_stream, palette_data, "float32");
                endif
            else
!             fputs (plot_stream, "set palette defined (0 \"dark-blue\", 1 
\"blue\", 2 \"cyan\", 3 \"yellow\", 4 \"red\" , 5 \"dark-red\");\n");
            endif
            fputs (plot_stream, "unset colorbox;\n");
          endif
--- 765,782 ----
                fwrite (plot_stream, palette_data, "float32");
                endif
            else
!             fputs (plot_stream, "set palette defined (");
!             for i = 1: columns(palette_data)
!               col = floor(palette_data(2:end,i).' * 255);
!               if (i == 1)
!                 fputs (plot_stream, sprintf("%d \"#%02X%02X%02X\"", i - 1, 
!                                             col(1), col(2), col(3)));
!               else
!                 fputs (plot_stream, sprintf(", %d \"#%02X%02X%02X\"", i - 1, 
!                                             col(1), col(2), col(3)));
!               endif
!             endfor
!             fputs (plot_stream, ");\n");
            endif
            fputs (plot_stream, "unset colorbox;\n");
          endif

2007-11-12  David Bateman  <address@hidden>

        * plot/__go_draw_axes.m: Allow arbitrary colormaps with gnuplot
        4.0 and surface plots.