X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=reprap-play.git;a=blobdiff_plain;f=commitid.scad.pl;h=48585d5fd11909e402306a99ede5870aa166545c;hp=b8d295af420f608546d09751f38b259986590a5c;hb=0bd64b9ae61ec61a944e56c6d15e7466720d837d;hpb=e287f595aa0e4eab9544bd49907d20adc9b5e977

diff --git a/commitid.scad.pl b/commitid.scad.pl
index b8d295a..48585d5 100755
--- a/commitid.scad.pl
+++ b/commitid.scad.pl
@@ -25,7 +25,7 @@ $SIG{__WARN__} = sub { die @_; };
 #            generate a form FORM containing TEXT
 #            TEXT can contain newlines (final newline usually undesirable)
 #            if FORM not specified, generates Arg0 Arg1 Arg2 in sequence
-#            character set is SPC 0-9 a-f + * (`*' glyph is `=/=').
+#            character set is SPC 0-9 a-f + *
 #
 # We generate a physical indication of which commit was used.
 #
@@ -52,50 +52,64 @@ $SIG{__WARN__} = sub { die @_; };
 #
 # We can generate these forms:
 #
-#   Tiny3:
-#   Tiny4:
-#   Tiny5:
-#   Tiny6:
-#   Tiny7:
-#   Tiny8:
+#   Small3:
+#   Small4:
+#   Small5:
+#   Small6:
+#   Small7:
+#   Small8:
+#   Small9:
+#   Small10:
 #       git rev-list --first-parent --count HEAD
 #       typically 3-4 characters but we allow for up to 6
 #       padded with zeroes; if too long we reduce mod 10^n
 #       eg
-#            Tiny4    1070
+#            Small4    1070
 #       If tree is dirty, + or * is suffixed, reducing number of
 #       digits by 1.
 #
-#   Tiny4Q:
-#   Tiny6Q:
-#   Tiny9Q:
-#       same but in two lines eg
-#            Tiny4Q   10
-#                     70
+#   Small4S:
+#   Small6S:   Small6T:
+#   Small8S:   Small9T:
+#   Small10S:
+#       same but split into two lines (S) or three lines (T) eg
+#            Small4S  10     Small6t    1
+#                     70               07
+#                                      0*
 #
-#   Git4  Git4Q
-#   Git6  Git6Q
-#   Git8  Git8Q
+#   Git4   Git4S
+#   Git6   Git6S   Git6T
+#   Git8   Git8S
+#   Git9           Git9T
+#   Git10  Git10S
 #       git-rev-parse HEAD   (prefix of requested length)
 #       eg
 #            Git6    82f2a2
 #       If tree is dirty, + or * is suffixed to commitid,
 #       reducing number of hex digits by 1.
 
-#   Small3
-#   Small4
-#   Small5
-#   Small6
-#   Small7
-#   Small8
+#   Full3
+#   Full4
+#   Full5
+#   Full6
+#   Full7
+#   Full8
+#   Full9
+#   Full10
 #       git-rev-list --first-parent --count HEAD
 #       git-rev-parse HEAD
 #       eg
-#            Small6     1070
+#            Full6      1070
 #                     82f2a2
 #       If tree is dirty, + or * is suffixed to count (but not to
 #       commitid) reducing number of digits by 1.
 #
+#   Full6T
+#   Full9T
+#   Full12T
+#   Full15T
+#       As Full but commit is split over two lines for a 3-line message
+#
 #   FontDemo
 #
 #   Arg0, Arg1, ...
@@ -121,6 +135,15 @@ sub chrmodname ($) {
     return "Commitid__chr_$chrx";
 }
 
+our $gtm_demo_i = -1;
+our $gtm_demo_j;
+our @gtm_demo_o;
+
+sub gentextmodule_demo_start_batch ($;$) {
+    ($gtm_demo_i, $gtm_demo_j) = @_;
+    $gtm_demo_j //= 0;
+}
+
 sub gentextmodule ($@) {
     my ($form, @lines) = @_;
     my $modb = "Commitid_$form";
@@ -133,9 +156,9 @@ sub gentextmodule ($@) {
 	$y--;
 	my $x = 0;
 	foreach my $chr (split //, $line) {
-	    next if $chr !~ m/\S/;
 	    p sprintf "  translate([%d * 0.8, %d * 1.2]) %s();\n",
-		$x, $y, chrmodname $chr;
+		$x, $y, chrmodname $chr
+		if $chr =~ m/\S/;
 	    $x++;
 	}
 	$cols = $x if $x > $cols;
@@ -146,8 +169,20 @@ sub gentextmodule ($@) {
     p " d=Commitid_depth();\n";
     p " translate([0,0,-d]) linear_extrude(height=d*2) ${modb}_2D();\n";
     p "}\n";
+
     p sprintf "function %s_sz() = Commitid__scale() * 0.1 * [ %d, %d ];\n",
 	$modb, 2 * ($cols * 4 - 1), 2 * (@lines * 6 - 1);
+
+    push @gtm_demo_o, <<END;
+ translate([$gtm_demo_i * st[0], $gtm_demo_j * st[1]]) {
+  difference(){
+   color("blue") translate([-e,-e]) square(${modb}_sz() + 2*[e,e]);
+   square(${modb}_sz());
+  }
+  ${modb}_2D();
+}
+END
+    $gtm_demo_j++;
 }
 
 our @demo;
@@ -242,13 +277,22 @@ sub ljustt ($$$) { # always includes $suffix
     return sprintf "%-${sz}.${sz}s%s", $whole, $suffix;
 }
 
+sub gentextmodule_q ($$$) {
+    my ($form, $s, $lines) = @_;
+    $gtm_demo_j++;
+    my $l = length $s;
+    return if $l % $lines;
+    my $e = $l/$lines;
+    return if $e < 2;
+    $gtm_demo_j--;
+    gentextmodule($form, $s =~ m/.{$e}/g);
+}
+
 sub gentextmodule_plusq ($$) {
     my ($form, $s) = @_;
-    my $l = length $s;
     gentextmodule($form, $s);
-    if (!($l & 1) && $l>=4) {
-	gentextmodule("${form}Q", substr($s,0,$l/2), substr($s,$l/2));
-    }
+    gentextmodule_q("${form}S", $s, 2);
+    gentextmodule_q("${form}T", $s, 3);
 }
 
 our @gcmd;
@@ -304,17 +348,28 @@ sub do_git () {
 	$git_object = gitoutput qw(rev-parse HEAD);
     }
 
-    foreach my $sz (3..8) {
-	gentextmodule_plusq("Tiny$sz", rjustt($sz, $git_count.$git_dirty))
+    foreach my $sz (3..10) {
+	gentextmodule_demo_start_batch($sz-3);
+
+	gentextmodule_plusq("Small$sz", rjustt($sz, $git_count.$git_dirty))
 	    if defined $git_count;
 
 	gentextmodule_plusq("Git$sz", ljustt($sz, $git_object, $git_dirty))
 	    if defined $git_object;
 
-	gentextmodule("Small$sz",
-		      rjustt($sz, $git_count.$git_dirty),
-		      ljustt($sz, $git_object, ''))
-	    if defined $git_count && defined $git_object;
+	if (defined $git_count && defined $git_object) {
+	    gentextmodule("Full$sz",
+			  rjustt($sz, $git_count.$git_dirty),
+			  ljustt($sz, $git_object, ''));
+
+	    if (!($sz % 2)) {
+		my $e = $sz/2;
+		gentextmodule("Full".($e*3)."T",
+			      rjustt($e, $git_count),
+			      ljustt($e*2, $git_object, $git_dirty)
+			      =~ m/.{$e}/g);
+	    }
+	}
     }
 }    
 
@@ -342,10 +397,17 @@ while (@ARGV) {
 
 $do_git //= defined($argcounter) ? '' : 'co';
 
+gentextmodule_demo_start_batch(-1);
 gentextmodule('FontDemo', @demo);
 
 do_git();
 
+p "module Commitid_2DDemo(){\n";
+p " st = Commitid__scale() * [ 10, 5 ];\n";
+p " e  = Commitid_pixelsz();\n";
+p $_ foreach @gtm_demo_o;
+p "}\n";
+
 flush STDOUT or die $!;
 close STDOUT or die $!;
 
@@ -377,8 +439,8 @@ a b c d e f
 
 + *
 
-      r
- #  ###
-###  #
- #  ###
-    L 
+    # #
+ #  \#/
+### ###
+ #  /#\
+    # #