From: Mischa POSLAWSKY <perl@shiar.org>
Date: Thu, 16 Jul 2015 06:18:57 +0000 (+0200)
Subject: unibdf2hex: count lines not glyphs
X-Git-Url: http://git.shiar.net/unifont.git/commitdiff_plain/129c4e0b7b6c31c1e668fa03348c9665d6d5a2ff

unibdf2hex: count lines not glyphs
---

diff --git a/src/unibdf2hex.c b/src/unibdf2hex.c
index bec8495..bbd4dc1 100644
--- a/src/unibdf2hex.c
+++ b/src/unibdf2hex.c
@@ -35,13 +35,14 @@ int
 main()
 {
    int i;
-   int digitsout;  /* how many hex digits we output in a bitmap */
+   int rownum;  /* number of lines we output in bitmap */
    int thispoint;
    char inbuf[MAXBUF];
    int bbxx, bbxy, bbxxoff, bbxyoff;
 
-   int descent=4; /* font descent wrt baseline */
+   int descent=2; /* font descent wrt baseline */
    int startrow;  /* row to start glyph        */
+   int rowlen=4;  /* number of digits per row  */
    unsigned rowout;
 
    while (fgets (inbuf, MAXBUF - 1, stdin)) {
@@ -60,14 +61,14 @@ main()
       }
 
       fprintf (stdout, "%04X:", thispoint);
-      digitsout = 0;
+      rownum = 0;
       /* Print initial blank rows */
       startrow = descent + bbxyoff + bbxy;
 
       /* Force everything to 16 pixels wide */
       for (i = 16; i > startrow; i--) {
-         fprintf (stdout,"0000");
-         digitsout += 4;
+         fprintf (stdout, "%0*d", rowlen, 0);
+         rownum++;
       }
       /* Copy bitmap until END */
       while (fgets (inbuf, MAXBUF - 1, stdin)) {
@@ -76,14 +77,14 @@ main()
          /* Now force glyph to a 16x16 grid even if they'd fit in 8x16 */
          if (bbxx <= 8) rowout <<= 8;  /* shift left for 16x16 glyph */
          rowout >>= bbxxoff;
-         fprintf (stdout, "%04X", rowout);
-         digitsout += 4;
+         fprintf (stdout, "%0*X", rowlen, rowout);
+         rownum++;
       }
 
-      /* Pad for 16x16 glyph */
-      while (digitsout < 64) {
-         fprintf (stdout,"0000");
-         digitsout += 4;
+      /* Pad empty lines until glyph has sufficient height */
+      while (rownum < 16) {
+         fprintf (stdout, "%0*d", rowlen, 0);
+         rownum++;
       }
       fprintf (stdout,"\n");
    }