Skip to content
Snippets Groups Projects
object_add_chain.py 5.47 KiB
Newer Older
  • Learn to ignore specific revisions
  • # ##### 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 = {
    
    Luca Bonavita's avatar
    Luca Bonavita committed
        "name": "Add Chain",
    
        "author": "Brian Hinton (Nichod)",
    
    Luca Bonavita's avatar
    Luca Bonavita committed
        "version": (0,1),
    
    Brendon Murphy's avatar
    Brendon Murphy committed
        "blender": (2, 5, 9),
    
        "location": "View3D > Add > Mesh",
    
        "description": "Adds Chain with curve guide for easy creation",
        "warning": "",
    
    Luca Bonavita's avatar
    Luca Bonavita committed
        "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"}
    
    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')
    
        # Add "Chain" menu to the "Add Mesh" menu.
        bpy.types.INFO_MT_mesh_add.append(menu_func)
    
    
    def unregister():
    
        # Remove "Chain" menu from the "Add Mesh" menu.
        bpy.types.INFO_MT_mesh_add.remove(menu_func)
    
    if __name__ == "__main__":
    
    Luca Bonavita's avatar
    Luca Bonavita committed
        register()