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8bitworkshop/tools/parsebdf3x5.py
2018-02-03 20:37:12 -06:00

73 lines
1.7 KiB
Python
Executable File

#!/usr/bin/python
import sys,string
height = 5
lochar = 41
hichar = 90
chars = {}
inbitmap = 0
with open(sys.argv[1],'r') as f:
lines = f.readlines()
for l in lines:
l = l.strip()
toks = l.split()
#print l,toks
if toks[0] == 'ENCODING':
chord = int(toks[1])
elif toks[0] == 'BITMAP':
inbitmap = True
bytes = []
elif toks[0] == 'ENDCHAR':
inbitmap = False
if chord >= lochar and chord <= hichar:
while len(bytes) < height:
bytes.insert(0,0)
assert(len(bytes) == height)
bytes.reverse()
print chord,bytes
chars[chord] = bytes
elif inbitmap and len(toks) == 1:
byte = int(toks[0],16)
assert((byte&15)==0)
assert((byte&1)==0)
byte = byte / 32
bytes.append(byte)
# output font table
x = 0
output = []
outputlo = []
outputhi = []
for ch in range(lochar,hichar+1):
x = 0
bytes = chars.get(ch)
#bytes = bytes + [0]
if not bytes:
bytes = [0] * height
for b in bytes:
if not x:
v = b
else:
v = v | (b<<4)
output.append(v)
x ^= 1
outputlo.append(b)
outputhi.append(b<<4)
def tohex(v):
return '%02x'%v
def tohex2(v):
return '0x%02x'%v
def tobin(v):
return "bitarray[0][0]=3'b{0:3b};\n".format(v)
print '\thex ' + string.join(map(tohex,output),'')
print string.join(map(tohex2,output),',')
print '\thex ' + string.join(map(tohex,outputlo),'')
print '\thex ' + string.join(map(tohex,outputhi),'')
print string.join(map(tobin,output),'')
print len(output),len(outputlo),len(outputhi)