153 lines
4.9 KiB
Python
153 lines
4.9 KiB
Python
# ##### 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
|
|
|
|
|
|
def randomize_selected(seed, loc, rot, scale, scale_even, scale_min):
|
|
|
|
import random
|
|
from random import uniform
|
|
from mathutils import Vector
|
|
|
|
random.seed(seed)
|
|
|
|
def rand_vec(vec_range):
|
|
return Vector([uniform(-val, val) for val in vec_range])
|
|
|
|
for obj in bpy.context.selected_objects:
|
|
|
|
if loc:
|
|
obj.location += rand_vec(loc)
|
|
else: # otherwise the values change under us
|
|
uniform(0.0, 0.0), uniform(0.0, 0.0), uniform(0.0, 0.0)
|
|
|
|
if rot: # TODO, non euler's
|
|
vec = rand_vec(rot)
|
|
obj.rotation_euler[0] += vec[0]
|
|
obj.rotation_euler[1] += vec[1]
|
|
obj.rotation_euler[2] += vec[2]
|
|
else:
|
|
uniform(0.0, 0.0), uniform(0.0, 0.0), uniform(0.0, 0.0)
|
|
|
|
if scale:
|
|
org_sca_x, org_sca_y, org_sca_z = obj.scale
|
|
|
|
if scale_even:
|
|
sca_x = sca_y = sca_z = uniform(scale[0], - scale[0])
|
|
uniform(0.0, 0.0), uniform(0.0, 0.0)
|
|
else:
|
|
sca_x, sca_y, sca_z = rand_vec(scale)
|
|
|
|
aX = sca_x + org_sca_x
|
|
bX = org_sca_x * scale_min
|
|
|
|
aY = sca_y + org_sca_y
|
|
bY = org_sca_y * scale_min
|
|
|
|
aZ = sca_z + org_sca_z
|
|
bZ = org_sca_z * scale_min
|
|
|
|
if aX < bX:
|
|
aX = bX
|
|
if aY < bY:
|
|
aY = bY
|
|
if aZ < bZ:
|
|
aZ = bZ
|
|
|
|
obj.scale = aX, aY, aZ
|
|
else:
|
|
uniform(0.0, 0.0), uniform(0.0, 0.0), uniform(0.0, 0.0)
|
|
|
|
from bpy.props import *
|
|
|
|
|
|
class RandomizeLocRotSize(bpy.types.Operator):
|
|
'''Randomize objects loc/rot/scale'''
|
|
bl_idname = "object.randomize_transform"
|
|
bl_label = "Randomize Transform"
|
|
bl_options = {'REGISTER', 'UNDO'}
|
|
|
|
random_seed = IntProperty(name="Random Seed",
|
|
description="Seed value for the random generator",
|
|
default=0, min=0, max=1000)
|
|
|
|
use_loc = BoolProperty(name="Randomize Location",
|
|
description="Randomize the scale values", default=True)
|
|
|
|
loc = FloatVectorProperty(name="Location",
|
|
description="Maximun distance the objects can spread over each axis",
|
|
default=(0.0, 0.0, 0.0), min=-100.0, max=100.0, subtype='TRANSLATION')
|
|
|
|
use_rot = BoolProperty(name="Randomize Rotation",
|
|
description="Randomize the rotation values", default=True)
|
|
|
|
rot = FloatVectorProperty(name="Rotation",
|
|
description="Maximun rotation over each axis",
|
|
default=(0.0, 0.0, 0.0), min=-180.0, max=180.0, subtype='TRANSLATION')
|
|
|
|
use_scale = BoolProperty(name="Randomize Scale",
|
|
description="Randomize the scale values", default=True)
|
|
|
|
scale_even = BoolProperty(name="Scale Even",
|
|
description="Use the same scale value for all axis", default=False)
|
|
|
|
scale_min = FloatProperty(name="Minimun Scale Factor",
|
|
description="Lowest scale percentage possible",
|
|
default=0.15, min=-1.0, max=1.0, precision=3)
|
|
|
|
scale = FloatVectorProperty(name="Scale",
|
|
description="Maximum scale randomization over each axis",
|
|
default=(0.0, 0.0, 0.0), min=-100.0, max=100.0, subtype='TRANSLATION')
|
|
|
|
def execute(self, context):
|
|
from math import radians
|
|
seed = self.properties.random_seed
|
|
|
|
loc = None if not self.properties.use_loc else self.properties.loc
|
|
rot = None if not self.properties.use_rot else self.properties.rot * radians(1.0)
|
|
scale = None if not self.properties.use_scale else self.properties.scale
|
|
|
|
scale_even = self.properties.scale_even
|
|
scale_min = self.properties.scale_min
|
|
|
|
randomize_selected(seed, loc, rot, scale, scale_even, scale_min)
|
|
|
|
return {'FINISHED'}
|
|
|
|
|
|
def menu_func(self, context):
|
|
if context.mode == 'OBJECT':
|
|
self.layout.operator(RandomizeLocRotSize.bl_idname,
|
|
text="Randomize Transform")
|
|
|
|
|
|
def register():
|
|
bpy.types.register(RandomizeLocRotSize)
|
|
bpy.types.VIEW3D_MT_transform.append(menu_func)
|
|
|
|
|
|
def unregister():
|
|
bpy.types.unregister(RandomizeLocRotSize)
|
|
bpy.types.VIEW3D_MT_transform.remove(menu_func)
|
|
|
|
if __name__ == "__main__":
|
|
register()
|