1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
|
#!/usr/bin/python
# ***** BEGIN GPL LICENSE BLOCK *****
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software Foundation,
# Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
# ***** END GPL LICENCE BLOCK *****
# --------------------------------------------------------------------------
HELP_TXT = \
'''
Convert BDF pixmap fonts into C++ files Blender can read.
Use to replace bitmap fonts or add new ones.
Usage
python bdf2bmf.py -name=SomeName myfile.bdf
Blender currently supports fonts with a maximum width of 8 pixels.
'''
# -------- Simple BDF parser
import sys
def parse_bdf(f, MAX_CHARS=256):
lines = [l.strip().upper().split() for l in f.readlines()]
is_bitmap = False
dummy = {'BITMAP':[]}
char_data = [dummy.copy() for i in xrange(MAX_CHARS)]
context_bitmap = []
for l in lines:
if l[0]=='ENCODING': enc = int(l[1])
elif l[0]=='BBX': bbx = [int(c) for c in l[1:]]
elif l[0]=='DWIDTH': dwidth = int(l[1])
elif l[0]=='BITMAP': is_bitmap = True
elif l[0]=='ENDCHAR':
if enc < MAX_CHARS:
char_data[enc]['BBX'] = bbx
char_data[enc]['DWIDTH'] = dwidth
char_data[enc]['BITMAP'] = context_bitmap
context_bitmap = []
enc = bbx = None
is_bitmap = False
else:
# None of the above, Ok, were reading a bitmap
if is_bitmap and enc < MAX_CHARS:
context_bitmap.append( int(l[0], 16) )
return char_data
# -------- end simple BDF parser
def bdf2cpp_name(path):
return path.split('.')[0] + '.cpp'
def convert_to_blender(bdf_dict, font_name, origfilename, MAX_CHARS=256):
# first get a global width/height, also set the offsets
xmin = ymin = 10000000
xmax = ymax = -10000000
bitmap_offsets = [-1] * MAX_CHARS
bitmap_tot = 0
for i, c in enumerate(bdf_dict):
if c.has_key('BBX'):
bbx = c['BBX']
xmax = max(bbx[0], xmax)
ymax = max(bbx[1], ymax)
xmin = min(bbx[2], xmin)
ymin = min(bbx[3], ymin)
bitmap_offsets[i] = bitmap_tot
bitmap_tot += len(c['BITMAP'])
c['BITMAP'].reverse()
# Now we can write. Ok if we have no .'s in the path.
f = open(bdf2cpp_name(origfilename), 'w')
f.write('''
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "BMF_FontData.h"
#include "BMF_Settings.h"
''')
f.write('#if BMF_INCLUDE_%s\n\n' % font_name.upper())
f.write('static unsigned char bitmap_data[]= {')
newline = 8
for i, c in enumerate(bdf_dict):
for cdata in c['BITMAP']:
# Just formatting
newline+=1
if newline >= 8:
newline = 0
f.write('\n\t')
# End formatting
f.write('0x%.2hx,' % cdata) # 0x80 <- format
f.write("\n};\n")
f.write("BMF_FontData BMF_font_%s = {\n" % font_name)
f.write('\t%d, %d,\n' % (xmin, ymin))
f.write('\t%d, %d,\n' % (xmax, ymax))
f.write('\t{\n')
for i, c in enumerate(bdf_dict):
if bitmap_offsets[i] == -1 or c.has_key('BBX') == False:
f.write('\t\t{0,0,0,0,0, -1},\n')
else:
bbx = c['BBX']
f.write('\t\t{%d,%d,%d,%d,%d, %d},\n' % (bbx[0], bbx[1], -bbx[2], -bbx[3], c['DWIDTH'], bitmap_offsets[i]))
f.write('''
},
bitmap_data
};
#endif
''')
def main():
# replace "[-name=foo]" with "[-name] [foo]"
args = []
for arg in sys.argv:
for a in arg.replace('=', ' ').split():
args.append(a)
name = 'untitled'
done_anything = False
for i, arg in enumerate(args):
if arg == '-name':
if i==len(args)-1:
print 'no arg given for -name, aborting'
return
else:
name = args[i+1]
elif arg.lower().endswith('.bdf'):
try:
f = open(arg)
print '...Writing to:', bdf2cpp_name(arg)
except:
print 'could not open "%s", aborting' % arg
bdf_dict = parse_bdf(f)
convert_to_blender(bdf_dict, name, arg)
done_anything = True
if not done_anything:
print HELP_TXT
print '...nothing to do'
if __name__ == '__main__':
main()
|