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
|
# ##### 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 #####
import bpy
import math
from collections import namedtuple
from bpy.props import (
BoolProperty,
IntProperty,
FloatProperty,
PointerProperty
)
ScatterSettings = namedtuple("ScatterSettings",
["seed", "density", "radius", "scale", "random_scale",
"rotation", "normal_offset", "use_normal_rotation"])
class ObjectScatterProperties(bpy.types.PropertyGroup):
seed: IntProperty(
name="Seed",
default=0,
description="Change it to get a different scatter pattern",
)
density: FloatProperty(
name="Density",
default=10,
min=0,
soft_max=50,
description="The amount of objects per unit on the line",
)
radius: FloatProperty(
name="Radius",
default=1,
min=0,
soft_max=5,
subtype='DISTANCE',
unit='LENGTH',
description="Maximum distance of the objects to the line",
)
scale: FloatProperty(
name="Scale",
default=0.3,
min=0.00001,
soft_max=1,
description="Size of the generated objects",
)
random_scale_percentage: FloatProperty(
name="Random Scale Percentage",
default=80,
min=0,
max=100,
subtype='PERCENTAGE',
precision=0,
description="Increase to get a larger range of sizes",
)
rotation: FloatProperty(
name="Rotation",
default=0.5,
min=0,
max=math.pi * 2,
soft_max=math.pi / 2,
subtype='ANGLE',
unit='ROTATION',
description="Maximum rotation of the generated objects",
)
normal_offset: FloatProperty(
name="Normal Offset",
default=0,
soft_min=-1.0,
soft_max=1.0,
description="Distance from the surface",
)
use_normal_rotation: BoolProperty(
name="Use Normal Rotation",
default=True,
description="Rotate the instances according to the surface normals",
)
def to_settings(self):
return ScatterSettings(
seed=self.seed,
density=self.density,
radius=self.radius,
scale=self.scale,
random_scale=self.random_scale_percentage / 100,
rotation=self.rotation,
normal_offset=self.normal_offset,
use_normal_rotation=self.use_normal_rotation,
)
class ObjectScatterPanel(bpy.types.Panel):
bl_idname = "OBJECT_PT_object_scatter"
bl_label = "Object Scatter"
bl_space_type = 'VIEW_3D'
bl_region_type = 'UI'
bl_category = "Tool"
def draw(self, context):
layout = self.layout
layout.use_property_split = True
scatter = context.scene.scatter_properties
layout.prop(scatter, "density", slider=True)
layout.prop(scatter, "radius", slider=True)
col = layout.column(align=True)
col.prop(scatter, "scale", slider=True)
col.prop(scatter, "random_scale_percentage", text="Randomness", slider=True)
layout.prop(scatter, "use_normal_rotation")
layout.prop(scatter, "rotation", slider=True)
layout.prop(scatter, "normal_offset", text="Offset", slider=True)
layout.prop(scatter, "seed")
def draw_menu(self, context):
layout = self.layout
layout.operator("object.scatter")
classes = (
ObjectScatterProperties,
ObjectScatterPanel,
)
def register():
for cls in classes:
bpy.utils.register_class(cls)
bpy.types.Scene.scatter_properties = PointerProperty(type=ObjectScatterProperties)
bpy.types.VIEW3D_MT_object.append(draw_menu)
def unregister():
for cls in classes:
bpy.utils.unregister_class(cls)
del bpy.types.Scene.scatter_properties
bpy.types.VIEW3D_MT_object.remove(draw_menu)
|
