changed default palette to matplotlib viridis.gp

doc/yorick.tex

@@ -3690,10 +3690,11 @@
 in a palette; that is the size of all of Yorick's predefined palettes.
 
 The palette command allows you to change palettes.  The Yorick
-distribution comes with predefined palettes called @file{earth.gp} (the
-default palette), @file{gray.gp}, @file{yarg.gp}, @file{heat.gp},
-@file{stern.gp}, and @file{rainbow.gp}.  To load the gray palette, you
-would type:
+distribution comes with predefined palettes called @file{viridis.gp}
+(the default palette), @file{inferno.gp}, @file{magma.gp},
+@file{plasma.gp}, @file{coolwarm.gp}, @file{earth.gp}, @file{gray.gp},
+@file{yarg.gp}, @file{heat.gp}, @file{stern.gp}, and @file{rainbow.gp}.
+To load the gray palette, you would type:
 
 @example
 palette, "gray.gp"

i/demo2.i

@@ -64,7 +64,7 @@ func demo2(which, time_limit)
   dt= 0.375*sqrt(min(abs(xdz*yzd - xzd*ydz)));
 
   window, 0, wait=1, style="nobox.gs";
-  palette, "heat.gp";
+  palette, "inferno.gp";
   limits, -1, 1, -1, 1;
 
   /* roll the filled mesh movie */

i/demo5.i

@@ -119,8 +119,8 @@ func demo5(itest)
     timer_print,"slicing time",elapsed-elapsed0;
 
     fma;
-    write, "split_palette,\"earth.gp\" -- generate palette for pl3tree";
-    split_palette, "earth.gp";
+    write, "split_palette,\"viridis.gp\" -- generate palette for pl3tree";
+    split_palette, "viridis.gp";
     write, "gnomon -- turn on gnomon";
     gnomon, 1;
 

i/slice3.i

@@ -1238,7 +1238,7 @@ func split_palette(name)
   palette,query=1, r,g,b;
   n= numberof(r);
   if (n<100) {
-    palette, "earth.gp";
+    palette, "viridis.gp";
     palette,query=1, r,g,b;
     n= numberof(r);
   }

i0/graph.i

@@ -716,7 +716,8 @@ extern palette;
      dozens more named palette choices.
 
      The FILENAME is the name of a Gist palette file; the standard
-     palettes are "earth.gp", "stern.gp", "rainbow.gp", "heat.gp",
+     palettes are "viridis.gp", "magma.gp", "inferno.gp", "plasma.gp",
+     "coolwarm.gp", "earth.gp", "stern.gp", "rainbow.gp", "heat.gp",
      "gray.gp", and "yarg.gp".  Use the maxcolors keyword in the
      pldefault command to put an upper limit on the number of
      colors which will be read from the palette in FILENAME.
@@ -2108,7 +2109,7 @@ func plfc(z, y, x, ireg, levs=, colors=, region=, triangle=)
   palette, query=1, nc, yc, xc;
   nc= numberof(nc);
   if (nc<3) {
-    palette, "earth.gp";
+    palette, "viridis.gp";
     palette, query=1, nc, yc, xc;
     nc= numberof(nc);
   }

yorick/graph.c

@@ -1909,7 +1909,7 @@ static void CheckDefaultPalette(void)
 {
   GpColorCell *palette;
   GhGetPalette(-1, &palette);
-  if (!palette) GhReadPalette(-1, defaultPalette? defaultPalette : "earth.gp",
+  if (!palette) GhReadPalette(-1, defaultPalette? defaultPalette : "viridis.gp",
                               &palette, maxColors);
 }