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
|
#!/usr/bin/python
import os,string,commands,sha,time,platform
plat = platform.system()
print plat
if plat == 'Linux':
openscad_com = 'openscad'
pathd = '/'
export_folder = 'generated'
sha_path = 'part_sha.txt'
if plat == 'Windows':
print 'Windows untested , please edit'
openscad_com = 'openscad.exe'
pathd = '\\'
export_folder = 'generated'
sha_path = 'part_sha.txt'
if plat == 'Darwin':
print 'Mac OSX untested, please edit'
openscad_com = '/Applications/OpenSCAD.app/Contents/MacOS/OpenSCAD'
pathd = '/'
export_folder = 'generated'
sha_path = 'part_sha.txt'
print 'Generate STL files for mendel'
print
## load sha sums
sha_dict = {}
try:
f = open(sha_path)
li = f.readlines()
f.close()
for i in li:
tmp = string.split(string.strip(i),',')
sha_dict[tmp[0]] = tmp[1]
except:
print 'no existing sums'
# make export folder
try:
os.stat(export_folder)
except:
os.mkdir(export_folder)
print 'make folder'
# scan for the files
scad_files = []
stl_files = []
li = os.listdir('./')
for i in li:
if i[-4:] == 'scad' :
scad_files.append(i)
if i[-3:] == 'inc' :
scad_files.append(i)
if i[-3:] == 'stl' :
stl_files.append(i)
#print scad_files
#print stl_files
stl_count = len(stl_files)
scad_count = len(scad_files)
total_count = stl_count + scad_count
print str(stl_count) + ' stl files'
print str(scad_count) + ' scad files'
print str(int(((scad_count/float(total_count))*100))) + '% finished '
print
def changed(file_name,digest):
if sha_dict.has_key(file_name):
if digest == sha_dict[file_name]:
return 0
else:
sha_dict[file_name] = digest
return 1
else:
sha_dict[file_name] = digest
return 1
def save_sums(sums):
# save the sha sums for next time.
f = open(sha_path,'w')
k = sums.keys()
for i in sums:
f.write(str(i)+','+str(sums[i]))
f.write('\n')
f.close()
total = 0
print 'Scad files:'
for i in scad_files:
f = open(i)
d = f.read()
f.close()
s = sha.sha(d)
if changed(i,s.hexdigest()):
print i + ' has changed'
root_name = i[:-4]
t = time.time()
command = openscad_com +' -s '+export_folder + pathd + root_name+'stl '+i
print i + ' building ... '
commands.getoutput(command)
save_sums(sha_dict)
after = time.time()
delta = after - t
print i + ' built in ' + str(int(delta)) + ' seconds'
print
total = total + delta
save_sums(sha_dict)
print 'STL files:'
for i in stl_files:
f = open(i)
d = f.read()
f.close()
s = sha.sha(d)
if changed(i,s.hexdigest()):
print i + ' has changed'
root_name = i[:-4]
f = open(export_folder + pathd + root_name+'.stl','w')
f.write(d)
f.close()
print
print "total time " + str(int(total)) + " seconds"
save_sums(sha_dict)
|