forked from bartvdbraak/blender
147 lines
4.7 KiB
Python
147 lines
4.7 KiB
Python
# ##### BEGIN GPL LICENSE BLOCK #####
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software Foundation,
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# Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#
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# ##### END GPL LICENSE BLOCK #####
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# <pep8 compliant>
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import bpy
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def randomize_selected(seed, loc, rot, scale, scale_even, scale_min):
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import random
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from random import uniform
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from Mathutils import Vector
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random.seed(seed)
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def rand_vec(vec_range):
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return Vector([uniform(- val, val) for val in vec_range])
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for obj in bpy.context.selected_objects:
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if loc:
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obj.location += rand_vec(loc)
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else: # otherwise the values change under us
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uniform(0.0, 0.0), uniform(0.0, 0.0), uniform(0.0, 0.0)
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if rot: # TODO, non euler's
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vec = rand_vec(rot)
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obj.rotation_euler[0] += vec[0]
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obj.rotation_euler[1] += vec[1]
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obj.rotation_euler[2] += vec[2]
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else:
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uniform(0.0, 0.0), uniform(0.0, 0.0), uniform(0.0, 0.0)
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if scale:
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org_sca_x, org_sca_y, org_sca_z = obj.scale
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if scale_even:
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sca_x = sca_y = sca_z = uniform(scale[0], - scale[0])
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uniform(0.0, 0.0), uniform(0.0, 0.0)
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else:
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sca_x, sca_y, sca_z = rand_vec(scale)
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aX = sca_x + org_sca_x
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bX = org_sca_x * scale_min
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aY = sca_y + org_sca_y
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bY = org_sca_y * scale_min
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aZ = sca_z + org_sca_z
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bZ = org_sca_z * scale_min
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if aX < bX:
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aX = bX
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if aY < bY:
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aY = bY
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if aZ < bZ:
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aZ = bZ
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obj.scale = aX, aY, aZ
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else:
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uniform(0.0, 0.0), uniform(0.0, 0.0), uniform(0.0, 0.0)
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from bpy.props import *
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class RandomizeLocRotSize(bpy.types.Operator):
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'''Randomize objects loc/rot/scale.'''
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bl_idname = "object.randomize_locrotsize"
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bl_label = "Randomize Loc Rot Size"
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bl_register = True
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bl_undo = True
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random_seed = IntProperty(name="Random Seed",
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description="Seed value for the random generator",
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default=0, min=0, max=1000)
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use_loc = BoolProperty(name="Randomize Location",
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description="Randomize the scale values", default=True)
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sdfwefreloc = FloatVectorProperty(name="Location",
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description="Maximun distance the objects can spread over each axis",
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default=(0.0, 0.0, 0.0), min=-100.0, max=100.0, subtype='TRANSLATION')
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use_rot = BoolProperty(name="Randomize Rotation",
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description="Randomize the rotation values", default=True)
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rot = FloatVectorProperty(name="Rotation",
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description="Maximun rotation over each axis",
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default=(0.0, 0.0, 0.0), min=-180.0, max=180.0, subtype='TRANSLATION')
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use_scale = BoolProperty(name="Randomize Scale",
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description="Randomize the scale values", default=True)
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scale_even = BoolProperty(name="Scale Even",
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description="Use the same scale value for all axis", default=False)
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scale_min = FloatProperty(name="Minimun Scale Factor",
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description="Lowest scale percentage possible",
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default=0.15, min=-1.0, max=1.0, precision=3)
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scale = FloatVectorProperty(name="Scale",
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description="Maximum scale randomization over each axis",
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default=(0.0, 0.0, 0.0), min=-100.0, max=100.0, subtype='TRANSLATION')
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def execute(self, context):
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from math import radians
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seed = self.properties.random_seed
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loc = None if not self.properties.use_loc else self.properties.loc
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rot = None if not self.properties.use_rot else self.properties.rot * radians(1.0)
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scale = None if not self.properties.use_scale else self.properties.scale
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scale_even = self.properties.scale_even
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scale_min = self.properties.scale_min
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randomize_selected(seed, loc, rot, scale, scale_even, scale_min)
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return {'FINISHED'}
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# Register the operator
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bpy.types.register(RandomizeLocRotSize)
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def menu_func(self, context):
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if context.mode == 'OBJECT':
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self.layout.operator(RandomizeLocRotSize.bl_idname,
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text="Randomize Loc Rot Size")
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bpy.types.VIEW3D_MT_transform.append(menu_func)
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