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# ##### 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 #####
bl_info = {
"name": "Add Chain",
"author": "Brian Hinton (Nichod)",
"version": (0,1),
"blender": (2, 5, 9),
"location": "View3D > Add > Mesh",
"description": "Adds Chain with curve guide for easy creation",
"warning": "",
"wiki_url": "http://wiki.blender.org/index.php/Extensions:2.5/Py/"\
"Scripts/Object/Add_Chain",
"tracker_url": "https://projects.blender.org/tracker/index.php?"\
"func=detail&aid=22203",
"category": "Object"}
import bpy
def Add_Chain():
##Adds Empty to scene
bpy.ops.object.add(type='EMPTY',
view_align=False,
enter_editmode=False,
location=(0, 0, 0),
rotation=(0, 0, 0),
)
##Changes name of Empty to rot_link adds variable emp
emp = bpy.context.object
emp.name = "rot_link"
##Rotate emp ~ 90 degrees
emp.rotation_euler = [1.570796, 0, 0]
##Adds Curve Path to scene
bpy.ops.curve.primitive_nurbs_path_add(view_align=False,
enter_editmode=False,
location=(0, 0, 0),
rotation=(0, 0, 0),
)
##Change Curve name to deform adds variable curv
curv = bpy.context.object
curv.name = "deform"
##Inserts Torus primitive
bpy.ops.mesh.primitive_torus_add(major_radius=1,
minor_radius=0.25,
major_segments=12,
minor_segments=4,
use_abso=False,
abso_major_rad=1,
abso_minor_rad=0.5,
)
##Positions Torus primitive to center of scene
bpy.context.active_object.location = 0.0, 0.0, 0.0
##Reseting Torus rotation in case of 'Align to view' option enabled
bpy.context.active_object.rotation_euler = 0.0, 0.0, 0.0
##Changes Torus name to chain adds variable tor
tor = bpy.context.object
tor.name = "chain"
##Adds Array Modifier to tor
bpy.ops.object.modifier_add(type='ARRAY')
##Adds subsurf modifier tor
bpy.ops.object.modifier_add(type='SUBSURF')
##Smooths tor
bpy.ops.object.shade_smooth()
##Select curv
sce = bpy.context.scene
sce.objects.active = curv
##Toggle into editmode
bpy.ops.object.editmode_toggle()
## TODO, may be better to move objects directly.
##Translate curve object
bpy.ops.transform.translate(value=(2, 0, 0),
constraint_axis=(True, False, False),
constraint_orientation='GLOBAL',
mirror=False,
proportional='DISABLED',
proportional_edit_falloff='SMOOTH',
proportional_size=1,
snap=False,
snap_target='CLOSEST',
snap_point=(0, 0, 0),
snap_align=False,
snap_normal=(0, 0, 0),
release_confirm=False,
)
##Toggle into objectmode
bpy.ops.object.editmode_toggle()
##Select tor or chain
sce.objects.active = tor
##Selects Array Modifier for editing
array = tor.modifiers['Array']
##Change Array Modifier Parameters
array.fit_type = 'FIT_CURVE'
array.curve = curv
array.offset_object = emp
array.use_object_offset = True
array.relative_offset_displace = 0.549, 0.0, 0.0
##Add curve modifier
bpy.ops.object.modifier_add(type='CURVE')
##Selects Curve Modifier for editing
cur = tor.modifiers['Curve']
##Change Curve Modifier Parameters
cur.object = curv
#makes AddChain an operator
class AddChain(bpy.types.Operator):
'''Add a Chain'''
bl_idname = "mesh.primitive_chain_add"
bl_label = "Add Chain"
bl_options = {'REGISTER', 'UNDO'}
def execute(self, context):
Add_Chain()
return {'FINISHED'}
# Register the operator
def menu_func(self, context):
self.layout.operator(AddChain.bl_idname, text="Chain", icon='PLUGIN')
def register():
bpy.utils.register_module(__name__)
# Add "Chain" menu to the "Add Mesh" menu.
bpy.types.INFO_MT_mesh_add.append(menu_func)
def unregister():
bpy.utils.unregister_module(__name__)
# Remove "Chain" menu from the "Add Mesh" menu.
bpy.types.INFO_MT_mesh_add.remove(menu_func)
if __name__ == "__main__":
register()
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