Home » Archimedes archive » Acorn User » AU 1995-05.adf » !StarInfo_StarInfo » Fonts/4bppToFont

Fonts/4bppToFont

This website contains an archive of files for the Acorn Electron, BBC Micro, Acorn Archimedes, Commodore 16 and Commodore 64 computers, which Dominic Ford has rescued from his private collection of floppy disks and cassettes.

Some of these files were originally commercial releases in the 1980s and 1990s, but they are now widely available online. I assume that copyright over them is no longer being asserted. If you own the copyright and would like files to be removed, please contact me.

Tape/disk: Home » Archimedes archive » Acorn User » AU 1995-05.adf » !StarInfo_StarInfo
Filename: Fonts/4bppToFont
Read OK:
File size: 0F1B bytes
Load address: 0000
Exec address: 0000
File contents
   10REM >4bppToFont
   11REM By Dave Lawrence
   12REM for *info May 1995
   20ON ERROR ERROR EXT ERR,REPORT$+" at line "+STR$ERL:END
   30PROCinit
   40INPUT "Sprite file : 4bpp."in$
   50INPUT "Font family "fam$
   60in=FNload_sprites("4bpp."+in$)
   70DIM font 32*1024,metrics 32*1024
   80FOR i=0 TO 32*1024-1 STEP 4
   90 font!i=0
  100 metrics!i=0
  110NEXT
  120
  130info$=FNname(in,1)
  140xsize=FNget("x",info$)
  150ysize=FNget("y",info$)
  160point=FNget("s",info$)
  170depth=FNget("d",info$)
  180PRINT "xsize = ";xsize
  190PRINT "ysize = ";ysize
  200PRINT "point = ";point
  210PRINT "depth = ";depth
  220font_name$=fam$+"."+in$
  230
  240PROCfont_header
  250PROCmetrics_header
  260
  270FOR char=0 TO 255
  280 name$=RIGHT$("00"+STR$~char,2)+":"
  290 IF char>31 AND char<>127 name$+=CHR$char ELSE name$+="*"
  300 
  310 SYS xspop,&128,in,name$ TO ,,,w,h ; f
  320 IF (f AND 1)=0 THEN
  330  IF h<>ysize ERROR 1,"h<>ysize"
  340  off=font_ptr-font_offset
  350  PRINT RIGHT$(name$,1);
  360 ELSE
  370  off=0
  380  VDU 32
  390 ENDIF
  400 
  410 font_offset?(char*2) = off MOD 256
  420 font_offset?(char*2+1)=off DIV 256
  430 
  440 IF off<>0 THEN
  450  font_ptr?0 = 0
  460  font_ptr?1 = 0 : REM -depth
  470  font_ptr?2 = w
  480  font_ptr?3 = ysize : REM -depth
  490  font_ptr+=4
  500  
  510  REM graphics...
  520  byte=-1
  530  FOR y=0 TO h-1
  540   FOR x=0 TO w-1
  550    SYS spop,&129,in,name$,x,y TO ,,,,,p
  560    IF byte<0 THEN
  570     byte=p
  580    ELSE
  590     ?font_ptr=byte OR (p<<4)
  600     font_ptr+=1
  610     byte=-1
  620    ENDIF
  630   NEXT
  640  NEXT
  650  IF byte<>-1 ?font_ptr=byte:font_ptr+=1
  660  font_ptr=(font_ptr + 3) AND NOT 3
  670 
  680  char_map?char = entry : entry+=1
  690  PROCem(met_boxes+0, 0)
  700  PROCem(met_boxes+2, -depth)
  710  PROCem(met_boxes+4, w)
  720  PROCem(met_boxes+6, ysize-depth)
  730  met_boxes+=8
  740  
  750  PROCem(met_xoff, w)
  760  met_xoff+=2
  770  PROCem(met_yoff, 0)
  780  met_yoff+=2
  790  
  800 ENDIF
  810 
  820 IF (char+1) MOD 32 =0 PRINT
  830 
  840NEXT
  850font!12= font_ptr-pixel_data
  860PRINT"CDir "+font_dir$+"."+fam$
  870PRINT"CDir "+font_dir$+"."+font_name$
  880OSCLI"CDir "+font_dir$+"."+fam$
  890OSCLI"CDir "+font_dir$+"."+font_name$
  900SYS "OS_File",10,font_dir$+"."+font_name$+".x90y45",&FF6,,font,font_ptr
  910SYS "OS_File",10,font_dir$+"."+font_name$+".IntMetrics",&FF6,,metrics,met_end
  920END
  930
  940
  950DEF PROCfont_header
  960font?0 = point
  970font?1 = 4
  980font?2 = xdpi
  990font?3 = ydpi
 1000font!4 = 0
 1010font!8 = 0 : REM offset
 1020font!12= 0 : REM length
 1030font!16=0 : REM 1 byte terminator
 1040pixel_data=font+20
 1050
 1060font_ptr=pixel_data
 1070font!8=font_ptr-font
 1080
 1090font_ptr!0  = point*16*xdpi
 1100font_ptr!4  = point*16*ydpi
 1110font_ptr!8  = xdpi
 1120font_ptr!12 = ydpi
 1130font_ptr?16 = 0
 1140font_ptr?17 = 0 : REM -depth
 1150font_ptr?18 = xsize
 1160font_ptr?19 = ysize : REM-depth
 1170font_offset = font_ptr+20
 1180char_data   = font_offset + 512
 1190font_ptr    = char_data : REM not +4!
 1200ENDPROC
 1210
 1220
 1230DEF PROCmetrics_header
 1240$metrics=LEFT$(font_name$+STRING$(80,CHR$13),40)
 1250metrics!40=16
 1260metrics!44=16
 1270metrics?48=met_n MOD 256
 1280metrics?49=2 : REM version
 1290metrics?50=0 : REM flags
 1300metrics?51=met_n DIV 256
 1310char_map=metrics+52
 1320met_boxes=char_map+256
 1330met_xoff=met_boxes+8*met_n
 1340met_yoff=met_xoff+2*met_n
 1350met_end=met_yoff+2*met_n
 1360entry=1-1
 1370ENDPROC
 1380
 1390
 1400DEF PROCinit
 1410SYS "OS_SWINumberFromString",,"OS_SpriteOp" TO spop
 1420SYS "OS_SWINumberFromString",,"XOS_SpriteOp" TO xspop
 1430font_dir$="ADFS::4.$.!Boot.Resources.!Fonts"
 1440DIM buf 256
 1450xdpi=90
 1460ydpi=90
 1470met_n = 256
 1480met_m = 256
 1490ENDPROC
 1500
 1510DEF FNleaf(a$)
 1520IF INSTR(a$,".")=0 THEN =a$
 1530b$=""
 1540WHILE RIGHT$(a$,1)<>"."
 1550 b$=RIGHT$(a$,1)+b$
 1560 a$=LEFT$(a$)
 1570ENDWHILE
 1580=b$
 1590
 1600DEF FNpath(a$)
 1610IF INSTR(a$,".")=0 THEN =a$
 1620b$=a$
 1630WHILE RIGHT$(b$,1)<>"."
 1640 b$=LEFT$(b$)
 1650ENDWHILE
 1660=LEFT$(b$)
 1670
 1680DEF FNload_sprites(a$)
 1690in_size=FNsize(a$)
 1700DIM a in_size+256
 1710!a=in_size+256
 1720a!8=16
 1730SYS spop,&109,a
 1740SYS spop,&10A,a,a$
 1750=a
 1760
 1770DEF FNsize(a$)
 1780SYS "OS_File",5,a$ TO ,,,,size
 1790=size
 1800
 1810DEF FNname(a,n)
 1820SYS spop,&10D,a,buf,256,n TO ,,,len
 1830buf?len=13
 1840=$buf
 1850
 1860DEF FNget(l$,s$)
 1870=VALMID$(s$,INSTR(s$,l$)+1)
 1880
 1890DEF PROCem(addr,val)
 1900val=(1000*val*72)/(xdpi*point)
 1910addr?0=(65536+val) MOD 256
 1920addr?1=(65536+val) DIV 256
 1930ENDPROC
� >4bppToFont
� By Dave Lawrence
� for *info May 1995
!� � � � �,�$+" at line "+Þ:�
	�init
(� "Sprite file : 4bpp."in$
2� "Font family "fam$
<!in=�load_sprites("4bpp."+in$)
F"� font 32*1024,metrics 32*1024
P� i=0 � 32*1024-1 � 4
Z
 font!i=0
d metrics!i=0
n�
x
�info$=�name(in,1)
�xsize=�get("x",info$)
�ysize=�get("y",info$)
�point=�get("s",info$)
�depth=�get("d",info$)
�� "xsize = ";xsize
�� "ysize = ";ysize
�� "point = ";point
�� "depth = ";depth
�font_name$=fam$+"."+in$
�
��font_header
��metrics_header

� char=0 � 255
 name$=�"00"+�~char,2)+":"
"4 � char>31 � char<>127 name$+=�char � name$+="*"
, 
6( ș xspop,&128,in,name$ � ,,,w,h ; f
@ � (f � 1)=0 �
J  � h<>ysize � 1,"h<>ysize"
T  off=font_ptr-font_offset
^  � �name$,1);
h �
r  off=0
|
  � 32
� �
� 
�% font_offset?(char*2) = off � 256
�% font_offset?(char*2+1)=off � 256
� 
� � off<>0 �
�  font_ptr?0 = 0
�  font_ptr?1 = 0 : � -depth
�  font_ptr?2 = w
�#  font_ptr?3 = ysize : � -depth
�  font_ptr+=4
�  
�  � graphics...

  byte=-1
  � y=0 � h-1
   � x=0 � w-1
&*    ș spop,&129,in,name$,x,y � ,,,,,p
0    � byte<0 �
:     byte=p
D	    �
N      ?font_ptr=byte � (p<<4)
X     font_ptr+=1
b     byte=-1
l	    �
v   �
�  �
�+  � byte<>-1 ?font_ptr=byte:font_ptr+=1
�#  font_ptr=(font_ptr + 3) � � 3
� 
�&  char_map?char = entry : entry+=1
�  �em(met_boxes+0, 0)
�  �em(met_boxes+2, -depth)
�  �em(met_boxes+4, w)
�#  �em(met_boxes+6, ysize-depth)
�  met_boxes+=8
�  
�  �em(met_xoff, w)
�  met_xoff+=2
  �em(met_yoff, 0)
  met_yoff+=2
  
  �
* 
4 � (char+1) � 32 =0 �
> 
H�
R font!12= font_ptr-pixel_data
\�"CDir "+font_dir$+"."+fam$
f%�"CDir "+font_dir$+"."+font_name$
p�"CDir "+font_dir$+"."+fam$
z%�"CDir "+font_dir$+"."+font_name$
�Jș "OS_File",10,font_dir$+"."+font_name$+".x90y45",&FF6,,font,font_ptr
�Pș "OS_File",10,font_dir$+"."+font_name$+".IntMetrics",&FF6,,metrics,met_end
��
�
�
�� �font_header
�font?0 = point
�font?1 = 4
�font?2 = xdpi
�font?3 = ydpi
�font!4 = 0
�font!8 = 0 : � offset
�font!12= 0 : � length
#font!16=0 : � 1 byte terminator
pixel_data=font+20

$font_ptr=pixel_data
.font!8=font_ptr-font
8
Bfont_ptr!0  = point*16*xdpi
Lfont_ptr!4  = point*16*ydpi
Vfont_ptr!8  = xdpi
`font_ptr!12 = ydpi
jfont_ptr?16 = 0
tfont_ptr?17 = 0 : � -depth
~font_ptr?18 = xsize
�!font_ptr?19 = ysize : �-depth
�font_offset = font_ptr+20
�#char_data   = font_offset + 512
�'font_ptr    = char_data : � not +4!
��
�
�
�� �metrics_header
�%$metrics=�font_name$+�80,�13),40)
�metrics!40=16
�metrics!44=16
�metrics?48=met_n � 256
metrics?49=2 : � version

metrics?50=0 : � flags
metrics?51=met_n � 256
char_map=metrics+52
(met_boxes=char_map+256
2met_xoff=met_boxes+8*met_n
<met_yoff=met_xoff+2*met_n
Fmet_end=met_yoff+2*met_n
P
entry=1-1
Z�
d
n
x� �init
�5ș "OS_SWINumberFromString",,"OS_SpriteOp" � spop
�7ș "OS_SWINumberFromString",,"XOS_SpriteOp" � xspop
�0font_dir$="ADFS::4.$.!Boot.Resources.!Fonts"
�
� buf 256
�xdpi=90
�ydpi=90
�met_n = 256
�met_m = 256
��
�
�� �leaf(a$)
�� �a$,".")=0 � =a$
�	b$=""
ȕ �a$,1)<>"."
 b$=�a$,1)+b$
 a$=�a$)
"�
,=b$
6
@� �path(a$)
J� �a$,".")=0 � =a$
T	b$=a$
^ȕ �b$,1)<>"."
h b$=�b$)
r�
|	=�b$)
�
�� �load_sprites(a$)
�in_size=�size(a$)
�� a in_size+256
�!a=in_size+256
�
a!8=16
�ș spop,&109,a
�ș spop,&10A,a,a$
�=a
�
�� �size(a$)
� ș "OS_File",5,a$ � ,,,,size
�	=size

� �name(a,n)
%ș spop,&10D,a,buf,256,n � ,,,len
&buf?len=13
0	=$buf
:
D� �get(l$,s$)
N=��s$,�s$,l$)+1)
X
b� �em(addr,val)
l"val=(1000*val*72)/(xdpi*point)
vaddr?0=(65536+val) � 256
�addr?1=(65536+val) � 256
��
�
00000000  0d 00 0a 11 f4 20 3e 34  62 70 70 54 6f 46 6f 6e  |..... >4bppToFon|
00000010  74 0d 00 0b 16 f4 20 42  79 20 44 61 76 65 20 4c  |t..... By Dave L|
00000020  61 77 72 65 6e 63 65 0d  00 0c 18 f4 20 66 6f 72  |awrence..... for|
00000030  20 2a 69 6e 66 6f 20 4d  61 79 20 31 39 39 35 0d  | *info May 1995.|
00000040  00 14 21 ee 20 85 20 85  20 a2 20 9f 2c f6 24 2b  |..!. . . . .,.$+|
00000050  22 20 61 74 20 6c 69 6e  65 20 22 2b c3 9e 3a e0  |" at line "+..:.|
00000060  0d 00 1e 09 f2 69 6e 69  74 0d 00 28 1e e8 20 22  |.....init..(.. "|
00000070  53 70 72 69 74 65 20 66  69 6c 65 20 3a 20 34 62  |Sprite file : 4b|
00000080  70 70 2e 22 69 6e 24 0d  00 32 18 e8 20 22 46 6f  |pp."in$..2.. "Fo|
00000090  6e 74 20 66 61 6d 69 6c  79 20 22 66 61 6d 24 0d  |nt family "fam$.|
000000a0  00 3c 21 69 6e 3d a4 6c  6f 61 64 5f 73 70 72 69  |.<!in=.load_spri|
000000b0  74 65 73 28 22 34 62 70  70 2e 22 2b 69 6e 24 29  |tes("4bpp."+in$)|
000000c0  0d 00 46 22 de 20 66 6f  6e 74 20 33 32 2a 31 30  |..F". font 32*10|
000000d0  32 34 2c 6d 65 74 72 69  63 73 20 33 32 2a 31 30  |24,metrics 32*10|
000000e0  32 34 0d 00 50 19 e3 20  69 3d 30 20 b8 20 33 32  |24..P.. i=0 . 32|
000000f0  2a 31 30 32 34 2d 31 20  88 20 34 0d 00 5a 0d 20  |*1024-1 . 4..Z. |
00000100  66 6f 6e 74 21 69 3d 30  0d 00 64 10 20 6d 65 74  |font!i=0..d. met|
00000110  72 69 63 73 21 69 3d 30  0d 00 6e 05 ed 0d 00 78  |rics!i=0..n....x|
00000120  04 0d 00 82 15 69 6e 66  6f 24 3d a4 6e 61 6d 65  |.....info$=.name|
00000130  28 69 6e 2c 31 29 0d 00  8c 19 78 73 69 7a 65 3d  |(in,1)....xsize=|
00000140  a4 67 65 74 28 22 78 22  2c 69 6e 66 6f 24 29 0d  |.get("x",info$).|
00000150  00 96 19 79 73 69 7a 65  3d a4 67 65 74 28 22 79  |...ysize=.get("y|
00000160  22 2c 69 6e 66 6f 24 29  0d 00 a0 19 70 6f 69 6e  |",info$)....poin|
00000170  74 3d a4 67 65 74 28 22  73 22 2c 69 6e 66 6f 24  |t=.get("s",info$|
00000180  29 0d 00 aa 19 64 65 70  74 68 3d a4 67 65 74 28  |)....depth=.get(|
00000190  22 64 22 2c 69 6e 66 6f  24 29 0d 00 b4 16 f1 20  |"d",info$)..... |
000001a0  22 78 73 69 7a 65 20 3d  20 22 3b 78 73 69 7a 65  |"xsize = ";xsize|
000001b0  0d 00 be 16 f1 20 22 79  73 69 7a 65 20 3d 20 22  |..... "ysize = "|
000001c0  3b 79 73 69 7a 65 0d 00  c8 16 f1 20 22 70 6f 69  |;ysize..... "poi|
000001d0  6e 74 20 3d 20 22 3b 70  6f 69 6e 74 0d 00 d2 16  |nt = ";point....|
000001e0  f1 20 22 64 65 70 74 68  20 3d 20 22 3b 64 65 70  |. "depth = ";dep|
000001f0  74 68 0d 00 dc 1b 66 6f  6e 74 5f 6e 61 6d 65 24  |th....font_name$|
00000200  3d 66 61 6d 24 2b 22 2e  22 2b 69 6e 24 0d 00 e6  |=fam$+"."+in$...|
00000210  04 0d 00 f0 10 f2 66 6f  6e 74 5f 68 65 61 64 65  |......font_heade|
00000220  72 0d 00 fa 13 f2 6d 65  74 72 69 63 73 5f 68 65  |r.....metrics_he|
00000230  61 64 65 72 0d 01 04 04  0d 01 0e 12 e3 20 63 68  |ader......... ch|
00000240  61 72 3d 30 20 b8 20 32  35 35 0d 01 18 1e 20 6e  |ar=0 . 255.... n|
00000250  61 6d 65 24 3d c2 22 30  30 22 2b c3 7e 63 68 61  |ame$=."00"+.~cha|
00000260  72 2c 32 29 2b 22 3a 22  0d 01 22 34 20 e7 20 63  |r,2)+":".."4 . c|
00000270  68 61 72 3e 33 31 20 80  20 63 68 61 72 3c 3e 31  |har>31 . char<>1|
00000280  32 37 20 6e 61 6d 65 24  2b 3d bd 63 68 61 72 20  |27 name$+=.char |
00000290  8b 20 6e 61 6d 65 24 2b  3d 22 2a 22 0d 01 2c 05  |. name$+="*"..,.|
000002a0  20 0d 01 36 28 20 c8 99  20 78 73 70 6f 70 2c 26  | ..6( .. xspop,&|
000002b0  31 32 38 2c 69 6e 2c 6e  61 6d 65 24 20 b8 20 2c  |128,in,name$ . ,|
000002c0  2c 2c 77 2c 68 20 3b 20  66 0d 01 40 12 20 e7 20  |,,w,h ; f..@. . |
000002d0  28 66 20 80 20 31 29 3d  30 20 8c 0d 01 4a 1f 20  |(f . 1)=0 ...J. |
000002e0  20 e7 20 68 3c 3e 79 73  69 7a 65 20 85 20 31 2c  | . h<>ysize . 1,|
000002f0  22 68 3c 3e 79 73 69 7a  65 22 0d 01 54 1e 20 20  |"h<>ysize"..T.  |
00000300  6f 66 66 3d 66 6f 6e 74  5f 70 74 72 2d 66 6f 6e  |off=font_ptr-fon|
00000310  74 5f 6f 66 66 73 65 74  0d 01 5e 12 20 20 f1 20  |t_offset..^.  . |
00000320  c2 6e 61 6d 65 24 2c 31  29 3b 0d 01 68 06 20 cc  |.name$,1);..h. .|
00000330  0d 01 72 0b 20 20 6f 66  66 3d 30 0d 01 7c 0a 20  |..r.  off=0..|. |
00000340  20 ef 20 33 32 0d 01 86  06 20 cd 0d 01 90 05 20  | . 32.... ..... |
00000350  0d 01 9a 25 20 66 6f 6e  74 5f 6f 66 66 73 65 74  |...% font_offset|
00000360  3f 28 63 68 61 72 2a 32  29 20 3d 20 6f 66 66 20  |?(char*2) = off |
00000370  83 20 32 35 36 0d 01 a4  25 20 66 6f 6e 74 5f 6f  |. 256...% font_o|
00000380  66 66 73 65 74 3f 28 63  68 61 72 2a 32 2b 31 29  |ffset?(char*2+1)|
00000390  3d 6f 66 66 20 81 20 32  35 36 0d 01 ae 05 20 0d  |=off . 256.... .|
000003a0  01 b8 0f 20 e7 20 6f 66  66 3c 3e 30 20 8c 0d 01  |... . off<>0 ...|
000003b0  c2 14 20 20 66 6f 6e 74  5f 70 74 72 3f 30 20 3d  |..  font_ptr?0 =|
000003c0  20 30 0d 01 cc 1f 20 20  66 6f 6e 74 5f 70 74 72  | 0....  font_ptr|
000003d0  3f 31 20 3d 20 30 20 3a  20 f4 20 2d 64 65 70 74  |?1 = 0 : . -dept|
000003e0  68 0d 01 d6 14 20 20 66  6f 6e 74 5f 70 74 72 3f  |h....  font_ptr?|
000003f0  32 20 3d 20 77 0d 01 e0  23 20 20 66 6f 6e 74 5f  |2 = w...#  font_|
00000400  70 74 72 3f 33 20 3d 20  79 73 69 7a 65 20 3a 20  |ptr?3 = ysize : |
00000410  f4 20 2d 64 65 70 74 68  0d 01 ea 11 20 20 66 6f  |. -depth....  fo|
00000420  6e 74 5f 70 74 72 2b 3d  34 0d 01 f4 06 20 20 0d  |nt_ptr+=4....  .|
00000430  01 fe 13 20 20 f4 20 67  72 61 70 68 69 63 73 2e  |...  . graphics.|
00000440  2e 2e 0d 02 08 0d 20 20  62 79 74 65 3d 2d 31 0d  |......  byte=-1.|
00000450  02 12 11 20 20 e3 20 79  3d 30 20 b8 20 68 2d 31  |...  . y=0 . h-1|
00000460  0d 02 1c 12 20 20 20 e3  20 78 3d 30 20 b8 20 77  |....   . x=0 . w|
00000470  2d 31 0d 02 26 2a 20 20  20 20 c8 99 20 73 70 6f  |-1..&*    .. spo|
00000480  70 2c 26 31 32 39 2c 69  6e 2c 6e 61 6d 65 24 2c  |p,&129,in,name$,|
00000490  78 2c 79 20 b8 20 2c 2c  2c 2c 2c 70 0d 02 30 12  |x,y . ,,,,,p..0.|
000004a0  20 20 20 20 e7 20 62 79  74 65 3c 30 20 8c 0d 02  |    . byte<0 ...|
000004b0  3a 0f 20 20 20 20 20 62  79 74 65 3d 70 0d 02 44  |:.     byte=p..D|
000004c0  09 20 20 20 20 cc 0d 02  4e 20 20 20 20 20 20 3f  |.    ...N      ?|
000004d0  66 6f 6e 74 5f 70 74 72  3d 62 79 74 65 20 84 20  |font_ptr=byte . |
000004e0  28 70 3c 3c 34 29 0d 02  58 14 20 20 20 20 20 66  |(p<<4)..X.     f|
000004f0  6f 6e 74 5f 70 74 72 2b  3d 31 0d 02 62 10 20 20  |ont_ptr+=1..b.  |
00000500  20 20 20 62 79 74 65 3d  2d 31 0d 02 6c 09 20 20  |   byte=-1..l.  |
00000510  20 20 cd 0d 02 76 08 20  20 20 ed 0d 02 80 07 20  |  ...v.   ..... |
00000520  20 ed 0d 02 8a 2b 20 20  e7 20 62 79 74 65 3c 3e  | ....+  . byte<>|
00000530  2d 31 20 3f 66 6f 6e 74  5f 70 74 72 3d 62 79 74  |-1 ?font_ptr=byt|
00000540  65 3a 66 6f 6e 74 5f 70  74 72 2b 3d 31 0d 02 94  |e:font_ptr+=1...|
00000550  23 20 20 66 6f 6e 74 5f  70 74 72 3d 28 66 6f 6e  |#  font_ptr=(fon|
00000560  74 5f 70 74 72 20 2b 20  33 29 20 80 20 ac 20 33  |t_ptr + 3) . . 3|
00000570  0d 02 9e 05 20 0d 02 a8  26 20 20 63 68 61 72 5f  |.... ...&  char_|
00000580  6d 61 70 3f 63 68 61 72  20 3d 20 65 6e 74 72 79  |map?char = entry|
00000590  20 3a 20 65 6e 74 72 79  2b 3d 31 0d 02 b2 19 20  | : entry+=1.... |
000005a0  20 f2 65 6d 28 6d 65 74  5f 62 6f 78 65 73 2b 30  | .em(met_boxes+0|
000005b0  2c 20 30 29 0d 02 bc 1e  20 20 f2 65 6d 28 6d 65  |, 0)....  .em(me|
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