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
|
# ##### 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 compliant>
import bpy
from Mathutils import Vector
def align_objects(align_x, align_y, align_z, relative_to):
cursor = bpy.context.scene.cursor_location
# Selection BB
Left_Up_Front_SEL = [[],[],[]]
Right_Down_Back_SEL = [[],[],[]]
flag_first = True
for obj in bpy.context.selected_objects:
bb_world = [obj.matrix * Vector(v[:]) for v in obj.bound_box]
Left_Up_Front = bb_world[1]
Right_Down_Back = bb_world[7]
if flag_first:
flag_first = False
Left_Up_Front_SEL[0] = Left_Up_Front[0]
Left_Up_Front_SEL[1] = Left_Up_Front[1]
Left_Up_Front_SEL[2] = Left_Up_Front[2]
Right_Down_Back_SEL[0] = Right_Down_Back[0]
Right_Down_Back_SEL[1] = Right_Down_Back[1]
Right_Down_Back_SEL[2] = Right_Down_Back[2]
else:
# X axis
if Left_Up_Front[0] < Left_Up_Front_SEL[0]:
Left_Up_Front_SEL[0] = Left_Up_Front[0]
# Y axis
if Left_Up_Front[1] < Left_Up_Front_SEL[1]:
Left_Up_Front_SEL[1] = Left_Up_Front[1]
# Z axis
if Left_Up_Front[2] > Left_Up_Front_SEL[2]:
Left_Up_Front_SEL[2] = Left_Up_Front[2]
# X axis
if Right_Down_Back[0] > Right_Down_Back_SEL[0]:
Right_Down_Back_SEL[0] = Right_Down_Back[0]
# Y axis
if Right_Down_Back[1] > Right_Down_Back_SEL[1]:
Right_Down_Back_SEL[1] = Right_Down_Back[1]
# Z axis
if Right_Down_Back[2] < Right_Down_Back_SEL[2]:
Right_Down_Back_SEL[2] = Right_Down_Back[2]
center_sel_x = ( Left_Up_Front_SEL[0] + Right_Down_Back_SEL[0] ) / 2
center_sel_y = ( Left_Up_Front_SEL[1] + Right_Down_Back_SEL[1] ) / 2
center_sel_z = ( Left_Up_Front_SEL[2] + Right_Down_Back_SEL[2] ) / 2
# End Selection BB
for obj in bpy.context.selected_objects:
loc_world = obj.location
bb_world = [obj.matrix * Vector(v[:]) for v in obj.bound_box]
Left_Up_Front = bb_world[1]
Right_Down_Back = bb_world[7]
center_x = ( Left_Up_Front[0] + Right_Down_Back[0] ) / 2
center_y = ( Left_Up_Front[1] + Right_Down_Back[1] ) / 2
center_z = ( Left_Up_Front[2] + Right_Down_Back[2] ) / 2
obj_loc = obj.location
if align_x:
obj_x = obj_loc[0] - center_x
if relative_to == 'OPT_1':
loc_x = obj_x
elif relative_to == 'OPT_2':
loc_x = obj_x + cursor[0]
elif relative_to == 'OPT_3':
loc_x = obj_x + center_sel_x
obj.location[0] = loc_x
if align_y:
obj_y = obj_loc[1] - center_y
if relative_to == 'OPT_1':
loc_y = obj_y
elif relative_to == 'OPT_2':
loc_y = obj_y + cursor[1]
elif relative_to == 'OPT_3':
loc_y = obj_y + center_sel_y
obj.location[1] = loc_y
if align_z:
obj_z = obj_loc[2] - center_z
if relative_to == 'OPT_1':
loc_z = obj_z
elif relative_to == 'OPT_2':
loc_z = obj_z + cursor[2]
elif relative_to == 'OPT_3':
loc_z = obj_z + center_sel_z
obj.location[2] = loc_z
from bpy.props import *
class AlignObjects(bpy.types.Operator):
'''Align Objects'''
bl_idname = "object.align"
bl_label = "Align Objets"
bl_register = True
bl_undo = True
relative_to = bpy.props.EnumProperty(items=(
('OPT_1', "Scene Origin", ""),
('OPT_2', "3D Cursor", ""),
('OPT_3', "Selection", "")
),
name="Relative To:",
description="",
default='OPT_1')
align_x = BoolProperty(name="Align X",
description="Align in the X axis", default=False)
align_y = BoolProperty(name="Align Y",
description="Align in the Y axis", default=False)
align_z = BoolProperty(name="Align Z",
description="Align in the Z axis", default=False)
def execute(self, context):
relative_to = self.properties.relative_to
align_x = self.properties.align_x
align_y = self.properties.align_y
align_z = self.properties.align_z
align_objects(align_x, align_y, align_z, relative_to)
return {'FINISHED'}
bpy.types.register(AlignObjects)
def menu_func(self, context):
if context.mode == 'OBJECT':
self.layout.operator(AlignObjects.bl_idname,
text="Align Objects")
bpy.types.VIEW3D_MT_transform.append(menu_func)
|
