1 files changed, 33 insertions, 0 deletions
diff --git a/utils/Etgen-color-cube b/utils/Etgen-color-cube
new file mode 100755
index 0000000..959072b
--- /dev/null
+++ b/utils/Etgen-color-cube
@@ -0,0 +1,33 @@
+#!/usr/bin/perl
+# Built from 
+# Author: Todd Larason <jtl@molehill.org>
+# $XFree86: xc/programs/xterm/vttests/256colors2.pl,v 1.1 1999/07/11 08:49:54 dawes Exp $
+# adapted to the special needs for Eterm by Fredrik Svensson <fred@ludd.ltu.se>
+
+
+$redmax   = 1;
+$greenmax = 1;
+$bluemax  = 2*3*2*3*2*3;
+# adjust if 255 color should be included use adj = 1. Not possible if any maxvalue is 1.
+$adj = 0;
+
+# colors 16-231 are a 6x6x6 color cube
+for ($red = 0; $red < $redmax; $red++) {
+    for ($green = 0; $green < $greenmax; $green++) {
+	for ($blue = 0; $blue < $bluemax; $blue++) {
+	    printf("\x1b]4;%d;rgb:%2.2x/%2.2x/%2.2x\x1b\\",
+		   16 + ($red * $greenmax * $bluemax) + ($green * $bluemax) + $blue,
+		   int ($red   * 255 / ($redmax - $adj) ),
+		   int ($green * 255 / ($greenmax - $adj)),
+		   int ($blue  * 255 / ($bluemax - $adj )));
+	}
+    }
+}
+
+# colors 232-255 are a grayscale ramp, intentionally leaving out
+# black and white
+for ($gray = 0; $gray < 24; $gray++) {
+    $level = ($gray * 10) + 8;
+    printf("\x1b]4;%d;rgb:%2.2x/%2.2x/%2.2x\x1b\\",
+	   232 + $gray, $level, $level, $level);
+}