-
Notifications
You must be signed in to change notification settings - Fork 0
/
generate.py
324 lines (300 loc) · 13.1 KB
/
generate.py
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
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
import math
import os
import sys
import fontTools.designspaceLib as designspace
import fontforge
os.makedirs("build/masters_ufo", exist_ok=True)
os.makedirs("/tmp/font-generation/", exist_ok=True)
family_name = "Roland"
slant_angle = 20
separation_width = 125
separation_kerning = 150
kern_touch = 1
axises = [
["wght", "weight", 0, 1000, 0],
["wdth", "width", 50, 150, 100],
]
designed_masters = [
["Light", [ 0, 100 ]],
["Light-Condensed", [ 0, 50 ]],
["Light-Expanded", [ 0, 150 ]],
["Bold", [ 1000, 100 ]],
["Bold-Condensed", [ 1000, 75 ]],
["Bold-Expanded", [ 1000, 150 ]],
]
all_masters = []
instances = [
[["Thin", 100],["Extra Light", 200],["Light", 300],["", 400],["Medium", 500],["Semi Bold", 600],["Bold", 700],["Extra Bold", 800],["Black", 900]],
[["", 100],["Condensed", 75],["Expanded", 125],],
]
special_instances = []
options = set(sys.argv)
def baseWidth(glyph):
return glyph.width - glyph.left_side_bearing - glyph.right_side_bearing
def generateWidths(font, spacing_mult):
global slant_angle
global separation_width
global separation_kerning
global kern_touch
font.encoding = "UnicodeBmp"
# Create auto width
font["space"].width = int(400 * spacing_mult)
font["uni00A0"].width = int(400 * spacing_mult)
font.selection.select("\"", "'", " ", "uni00A0") # Select characters that I don't want to change
font.selection.invert()
font.autoWidth(int(separation_width * spacing_mult), minBearing=int(5 * spacing_mult), maxBearing=int(separation_width * spacing_mult / 2), loopCnt=10000)
# Create auto kerning
font.addLookup("Kerning", "gpos_pair", None, (("kern",(("DFLT",("dflt")), ("latn",("dflt")),)),))
font.addLookupSubtable("Kerning", "Kerning-1")
font.selection.select(
"cent", "sterling", "currency", "Euro", "mu",
("ranges", None), "A", "Z",
("ranges", None), "a", "z",
("ranges", None), "zero", "nine",
("ranges", None), "Agrave", "Odieresis",
("ranges", None), "Oslash", "odieresis",
("ranges", None), "oslash", "ydieresis",
) # Only kern alphanumeric characters
font.autoKern("Kerning-1", int(separation_kerning * spacing_mult), touch=kern_touch, onlyCloser=True)
# Generate auto hint
font.selection.all()
font.autoHint()
font.autoInstr()
def setFontDesc(font, weight):
global family_name
font.familyname = family_name
font.fullname = family_name + " Variable"
font.fontname = family_name + "Variable"
font.weight = "Variable"
font.encoding = "UnicodeBmp"
font.ascent = 800
font.descent = 200
font.os2_xheight = 500
font.os2_capheight = 750
font.os2_weight = weight
def getAxisValue(pos, name, default):
global axises
for i in range(0, len(axises)):
if axises[i][1] == name:
return pos[i]
return default
def toPos(dict):
global axises
pos = []
for i in range(0, len(axises)):
if axises[i][1] in dict:
pos.append(dict[axises[i][1]])
else:
pos.append(axises[i][4])
return pos
# Generate minimum masters
for master in designed_masters:
font = fontforge.open("masters/" + master[0] + ".sfd")
setFontDesc(font, getAxisValue(master[1], "weight", 0))
font.selection.all()
font.unlinkReferences()
generateWidths(font, getAxisValue(master[1], "width", 100) / 100)
# Generate font
font.generate("build/masters_ufo/" + master[0] + ".ufo")
all_masters.append(master + [ font ])
# Generate regular masters
if "regular" in options or "all" in options:
axises[0][4] = 400
light_fonts = [all_masters[0], all_masters[1], all_masters[2]]
bold_fonts = [all_masters[3], all_masters[4], all_masters[5]]
for w in range(0, 3):
font = fontforge.font()
setFontDesc(font, 400)
for glyph in light_fonts[w][2].glyphs():
font.createInterpolatedGlyph(glyph, bold_fonts[w][2][glyph.glyphname], 0.4)
generateWidths(font, getAxisValue(light_fonts[w][1], "width", 100) / 100)
# Generate font
font.generate("build/masters_ufo/" + light_fonts[w][0].replace("Light", "Regular") + ".ufo")
all_masters.append([light_fonts[w][0].replace("Light", "Regular") , [400, light_fonts[w][1][1] * 0.4 + bold_fonts[w][1][1] * 0.6], font])
# Generate the real bold condensed
if "condensed" in options or "all" in options:
# Bold
bold = all_masters[3][2]
bold_condensed = all_masters[4][2]
font = fontforge.font()
setFontDesc(font, 1000)
for glyph in bold.glyphs():
font.createInterpolatedGlyph(glyph, bold_condensed[glyph.glyphname], 2)
generateWidths(font, 0.5)
# Generate font
font.generate("build/masters_ufo/Bold-ExtraCondensed.ufo")
all_masters.append(["Bold-ExtraCondensed", [1000, 50], font])
# Regular
if "regular" in options or "all" in options:
regular = all_masters[6][2]
regular_condensed = all_masters[7][2]
font = fontforge.font()
setFontDesc(font, 400)
for glyph in regular.glyphs():
font.createInterpolatedGlyph(glyph, regular_condensed[glyph.glyphname], 50 / 35)
generateWidths(font, 0.5)
# Generate font
font.generate("build/masters_ufo/Regular-ExtraCondensed.ufo")
all_masters.append(["Regular-ExtraCondensed", [400, 50], font])
# Generate min and max Spacing fonts
if "spacing" in options or "all" in options:
axises.append(["spcg", "spacing", 0, 1000, 100])
instances.append([["", 100],])
for master in all_masters.copy():
for sp in range(0, 2):
font = fontforge.font()
setFontDesc(font, getAxisValue(master[1], "weight", 0))
# Find the parameters
for glyph in master[2].glyphs():
font.createInterpolatedGlyph(glyph, glyph, 0)
generateWidths(font, sp * 10 * getAxisValue(master[1], "width", 100) / 100)
# Generate font
font.generate("build/masters_ufo/" + master[0] + ("-MinSpacing" if sp == 0 else "-MaxSpacing") + ".ufo")
all_masters.append([master[0] + ("-MinSpacing" if sp == 0 else "-MaxSpacing"), master[1] + [ sp * 1000 ], font])
master[1].append(100)
# Generate mono fonts
if "monospace" in options or "all" in options:
axises.append(["mono", "monospace", 0, 1, 0])
instances.append([["", 0],])
for master in all_masters.copy():
font = fontforge.font()
setFontDesc(font, getAxisValue(master[1], "weight", 0))
# Find the parameters
target_width = 500 * getAxisValue(master[1], "width", 100) / 100 + (separation_width * (getAxisValue(master[1], "spacing", 100) - 100) / 100)
origin_fonts = []
if getAxisValue(master[1], "weight", 0) == 0:
origin_fonts = [all_masters[0][2], all_masters[1][2], all_masters[2][2]]
elif getAxisValue(master[1], "weight", 0) == 1000:
origin_fonts = [all_masters[3][2], all_masters[4][2], all_masters[5][2]]
else:
origin_fonts = [all_masters[6][2], all_masters[7][2], all_masters[8][2]]
for glyph in origin_fonts[0].glyphs():
separation_mono = (glyph.left_side_bearing + glyph.right_side_bearing)
separation_mono *= getAxisValue(master[1], "width", 100) / 100
if getAxisValue(master[1], "spacing", 100) < 100:
separation_mono *= getAxisValue(master[1], "spacing", 100) / 100
else:
separation_mono += (separation_width * (getAxisValue(master[1], "spacing", 100) - 100) / 100)
target_base_width = target_width - separation_mono
interpolate_with = None
new_glyph = None
if baseWidth(glyph) > target_base_width:
interpolate_with = origin_fonts[1][glyph.glyphname]
else:
interpolate_with = origin_fonts[2][glyph.glyphname]
if abs(baseWidth(interpolate_with) - baseWidth(glyph)) > 1:
q = (target_base_width - baseWidth(glyph)) / (baseWidth(interpolate_with) - baseWidth(glyph))
if baseWidth(glyph) < target_base_width and q > 1.1:
q = 1.1
new_glyph = font.createInterpolatedGlyph(glyph, interpolate_with, q)
else:
new_glyph = font.createInterpolatedGlyph(glyph, interpolate_with, 0)
if target_base_width < baseWidth(new_glyph) and baseWidth(new_glyph) != 0:
new_glyph.transform([target_base_width / baseWidth(new_glyph), 0, 0, 1, 0, 0])
new_glyph.left_side_bearing = int(separation_mono / 2)
new_glyph.right_side_bearing = int(separation_mono / 2)
elif target_width != new_glyph.width:
bearing = new_glyph.left_side_bearing + new_glyph.right_side_bearing
q = new_glyph.left_side_bearing / bearing
side_bearing = target_width - baseWidth(new_glyph) - separation_mono
new_glyph.left_side_bearing = int(separation_mono * q + side_bearing / 2)
new_glyph.right_side_bearing = int(separation_mono * (1 - q) + side_bearing / 2)
new_glyph.width = int(target_width)
# We need a kerning lookup, to interpolate with
font.addLookup("Kerning", "gpos_pair", None, (("kern",(("DFLT",("dflt")), ("latn",("dflt")),)),))
font.addLookupSubtable("Kerning", "Kerning-1")
font["e"].addPosSub("Kerning-1", "X", 0)
# Generate auto hint
font.selection.all()
font.autoHint()
font.autoInstr()
# Generate font
font.generate("build/masters_ufo/Mono-" + master[0] + ".ufo")
all_masters.append(["Mono-" + master[0], master[1] + [ 1 ], font])
master[1].append(0)
# Generate slanted fonts
if "slant" in options or "all" in options:
axises.append(["slnt", "slant", -slant_angle, slant_angle, 0, [(-slant_angle, 0), (0, slant_angle), (slant_angle, 2*slant_angle)]])
instances.append([["", 20],["Italic", 10],])
for master in all_masters.copy():
font = master[2]
# Make the font italic
font.italicangle = -20
font.selection.all()
font.transform([1, 0, math.tan(math.radians(20)), 1, 0, 0])
# Generate auto hint
font.selection.all()
font.autoHint()
font.autoInstr()
# Generate font
font.generate("build/masters_ufo/" + master[0] + "-Italic" + ".ufo")
all_masters.append([master[0] + "-Italic", master[1] + [ 0 ], font])
# Make the font italic
font.italicangle = 20
font.selection.all()
font.transform([1, 0, math.tan(math.radians(-20)), 1, 0, 0])
font.transform([1, 0, math.tan(math.radians(-20)), 1, 0, 0])
# Generate auto hint
font.selection.all()
font.autoHint()
font.autoInstr()
# Generate font
font.generate("build/masters_ufo/" + master[0] + "-Slanted" + ".ufo")
all_masters.append([master[0] + "-Slanted", master[1] + [ 2*slant_angle ], font])
master[1].append(slant_angle)
if "monospace" in options or "all" in options:
special_instances.append(["Mono", toPos({"weight": 400, "monospace": 1, "slant": 20})])
os.system("rm -rf /tmp/font-generation")
document = designspace.DesignSpaceDocument()
for axis in axises:
a = designspace.AxisDescriptor()
a.tag = axis[0]
a.name = axis[1]
a.minimum = axis[2]
a.maximum = axis[3]
a.default = axis[4]
if len(axis) > 5:
a.map = axis[5]
document.addAxis(a)
for master in all_masters:
s = designspace.SourceDescriptor()
s.path = "build/masters_ufo/" + master[0] + ".ufo"
s.familyName = family_name
s.styleName = master[0].replace("-", " ")
s.location = dict()
for i in range(0, len(axises)):
s.location[axises[i][1]] = master[1][i]
document.addSource(s)
instances_resolved = []
for ax in instances:
if len(instances_resolved) != 0:
old_instances_resolved = instances_resolved
instances_resolved = []
for value in ax:
for el in old_instances_resolved:
instances_resolved.append([el[0].strip() + " " + value[0], el[1] + [value[1]]])
else:
for value in ax:
instances_resolved.append([value[0], [value[1]]])
instances_resolved += special_instances
for instance in instances_resolved:
instance[0] = instance[0].strip()
if len(instance[0]) == 0:
instance[0] = "Regular"
for instance in instances_resolved:
i = designspace.InstanceDescriptor()
i.familyName = family_name
i.styleName = instance[0]
i.path = "build/instances_ufo/" + instance[0].replace(" ", "-") + ".ufo"
i.location = dict()
for j in range(0, len(axises)):
i.location[axises[j][1]] = instance[1][j]
i.kerning = True
i.info = True
document.addInstance(i)
document.write("build/roland.designspace")
if "instances" in options:
# Generate all instances
os.system("fontmake --verbose WARNING -m build/roland.designspace -o ttf -i --production-names --output-dir build/instances_ttf")
# Generate the variable font
os.system("fontmake --verbose WARNING -m build/roland.designspace -o variable --production-names --output-path build/Roland-Variable.ttf")