commitid.scad.pl: fix Commitid_pixelsz (and docs) to be right (nfc in current tree...

diff --git a/commitid.scad.pl b/commitid.scad.pl
index e7aee601745ce94cfde957a4b9a11ab2d9909cbb..e4da3b52b05b42cb99bcf14965794210fd3be4a1 100755 (executable)
--- a/commitid.scad.pl
+++ b/commitid.scad.pl
@@ -8,15 +8,16 @@ $SIG{__WARN__} = sub { die @_; };
 # We generate a physical indication of which commit was used.
 #
 # We provide for scaling factors with dynamic variables:
-#    $Commitid_pixelsz        if not set, we use 0.4 } multiplied
+#    $Commitid_pixelsz        if not set, we use 0.8 } multiplied
 #    $Commitid_scale          if not set, we use 1.0 }  together
-#    $Commitid_depth          if not set, we use xy pixel size from above
+#    $Commitid_depth          if not set, we use xy pixel size from above / 2
 #    $Commitid_depth_scale    if not set, we use 1.0 (multiplies depth above)
 #
 # For each form we have
 #
 #    module Commitid_Form_2D() { ... }
 #    module Commitid_Form() { ... }
+#    function Commitid_Form_sz()     => [ x, y ]
 #
 #  These have their origin in the bottom left corner.  The 3D model
 #  is a positive, has its origin halfway through, and is twice the
@@ -69,13 +70,13 @@ sub p { print @_ or die $!; }
 p <<'END';
 // *** AUTOGENERATED - DO NOT EDIT *** //
 function Commitid_pixelsz() =
-  ($Commitid_pixelsz       ? $Commitid_pixelsz       : 0.4) *
+  ($Commitid_pixelsz       ? $Commitid_pixelsz       : 0.8) *
   ($Commitid_scale         ? $Commitid_scale         : 1.0);
 function Commitid_depth() =
-  ($Commitid_depth         ? $Commitid_depth         : Commitid_pixelsz()) *
+  ($Commitid_depth         ? $Commitid_depth         : Commitid_pixelsz()/2) *
   ($Commitid_depth_scale   ? $Commitid_depth_scale   : 1.0);
 function Commitid__scale() =
-  Commitid_pixelsz() / 0.1;
+  Commitid_pixelsz() / 0.2;
 END
 
 sub chrmodname ($) {