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
|
# ##### 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
# ##### END GPL LICENSE BLOCK #####
# <pep8-80 compliant>
bl_info = {
"name": "UV Layout",
"author": "Campbell Barton, Matt Ebb",
"version": (1, 1, 1),
"blender": (2, 75, 0),
"location": "Image-Window > UVs > Export UV Layout",
"description": "Export the UV layout as a 2D graphic",
"warning": "",
"wiki_url": "http://wiki.blender.org/index.php/Extensions:2.6/Py/Scripts/Import-Export/UV_Layout",
"support": 'OFFICIAL',
"category": "Import-Export",
}
# @todo write the wiki page
if "bpy" in locals():
import importlib
if "export_uv_eps" in locals():
importlib.reload(export_uv_eps)
if "export_uv_png" in locals():
importlib.reload(export_uv_png)
if "export_uv_svg" in locals():
importlib.reload(export_uv_svg)
import bpy
from bpy.props import (
StringProperty,
BoolProperty,
EnumProperty,
IntVectorProperty,
FloatProperty,
)
class ExportUVLayout(bpy.types.Operator):
"""Export UV layout to file"""
bl_idname = "uv.export_layout"
bl_label = "Export UV Layout"
bl_options = {'REGISTER', 'UNDO'}
filepath = StringProperty(
subtype='FILE_PATH',
)
check_existing = BoolProperty(
name="Check Existing",
description="Check and warn on overwriting existing files",
default=True,
options={'HIDDEN'},
)
export_all = BoolProperty(
name="All UVs",
description="Export all UVs in this mesh (not just visible ones)",
default=False,
)
modified = BoolProperty(
name="Modified",
description="Exports UVs from the modified mesh",
default=False,
)
mode = EnumProperty(
items=(('SVG', "Scalable Vector Graphic (.svg)",
"Export the UV layout to a vector SVG file"),
('EPS', "Encapsulate PostScript (.eps)",
"Export the UV layout to a vector EPS file"),
('PNG', "PNG Image (.png)",
"Export the UV layout to a bitmap image"),
),
name="Format",
description="File format to export the UV layout to",
default='PNG',
)
size = IntVectorProperty(
size=2,
default=(1024, 1024),
min=8, max=32768,
description="Dimensions of the exported file",
)
opacity = FloatProperty(
name="Fill Opacity",
min=0.0, max=1.0,
default=0.25,
description="Set amount of opacity for exported UV layout"
)
tessellated = BoolProperty(
name="Tessellated UVs",
description="Export tessellated UVs instead of polygons ones",
default=False,
options={'HIDDEN'}, # As not working currently :/
)
@classmethod
def poll(cls, context):
obj = context.active_object
return (obj and obj.type == 'MESH' and obj.data.uv_textures)
def _space_image(self, context):
space_data = context.space_data
if isinstance(space_data, bpy.types.SpaceImageEditor):
return space_data
else:
return None
def _image_size(self, context, default_width=1024, default_height=1024):
# fallback if not in image context.
image_width, image_height = default_width, default_height
space_data = self._space_image(context)
if space_data:
image = space_data.image
if image:
width, height = tuple(context.space_data.image.size)
# in case no data is found.
if width and height:
image_width, image_height = width, height
return image_width, image_height
def _face_uv_iter(self, context, mesh, tessellated):
uv_layer = mesh.uv_layers.active.data
polys = mesh.polygons
if not self.export_all:
uv_tex = mesh.uv_textures.active.data
local_image = Ellipsis
if context.tool_settings.show_uv_local_view:
space_data = self._space_image(context)
if space_data:
local_image = space_data.image
for i, p in enumerate(polys):
# context checks
if polys[i].select and local_image in {Ellipsis,
uv_tex[i].image}:
start = p.loop_start
end = start + p.loop_total
uvs = tuple((uv.uv[0], uv.uv[1])
for uv in uv_layer[start:end])
# just write what we see.
yield (i, uvs)
else:
# all, simple
for i, p in enumerate(polys):
start = p.loop_start
end = start + p.loop_total
uvs = tuple((uv.uv[0], uv.uv[1]) for uv in uv_layer[start:end])
yield (i, uvs)
def execute(self, context):
obj = context.active_object
is_editmode = (obj.mode == 'EDIT')
if is_editmode:
bpy.ops.object.mode_set(mode='OBJECT', toggle=False)
mode = self.mode
filepath = self.filepath
filepath = bpy.path.ensure_ext(filepath, "." + mode.lower())
file = open(filepath, "w")
fw = file.write
if mode == 'EPS':
from . import export_uv_eps
func = export_uv_eps.write
elif mode == 'PNG':
from . import export_uv_png
func = export_uv_png.write
elif mode == 'SVG':
from . import export_uv_svg
func = export_uv_svg.write
if self.modified:
mesh = obj.to_mesh(context.scene, True, 'PREVIEW')
else:
mesh = obj.data
func(fw, mesh, self.size[0], self.size[1], self.opacity,
lambda: self._face_uv_iter(context, mesh, self.tessellated))
if self.modified:
bpy.data.meshes.remove(mesh)
if is_editmode:
bpy.ops.object.mode_set(mode='EDIT', toggle=False)
file.close()
return {'FINISHED'}
def check(self, context):
filepath = bpy.path.ensure_ext(self.filepath, "." + self.mode.lower())
if filepath != self.filepath:
self.filepath = filepath
return True
else:
return False
def invoke(self, context, event):
import os
self.size = self._image_size(context)
self.filepath = os.path.splitext(bpy.data.filepath)[0]
wm = context.window_manager
wm.fileselect_add(self)
return {'RUNNING_MODAL'}
def menu_func(self, context):
self.layout.operator(ExportUVLayout.bl_idname)
def register():
bpy.utils.register_module(__name__)
bpy.types.IMAGE_MT_uvs.append(menu_func)
def unregister():
bpy.utils.unregister_module(__name__)
bpy.types.IMAGE_MT_uvs.remove(menu_func)
if __name__ == "__main__":
register()
|