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132 lines
3.7 KiB
Python
132 lines
3.7 KiB
Python
# mesh_relax.py Copyright (C) 2010, Fabian Fricke
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#
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# Relaxes selected vertices while retaining the shape as much as possible
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#
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# ***** BEGIN GPL LICENSE BLOCK *****
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#
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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#
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# ***** END GPL LICENCE BLOCK *****
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bl_info = {
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"name": "Relax",
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"author": "Fabian Fricke",
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"version": (1, 1),
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"blender": (2, 57, 0),
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"location": "View3D > Specials > Relax ",
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"description": "Relax the selected verts while retaining the shape",
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"warning": "",
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"wiki_url": "http://wiki.blender.org/index.php/Extensions:2.6/Py/"
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"Scripts/Modeling/Relax",
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"category": "Mesh",
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}
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"""
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Usage:
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Launch from "W-menu" or from "Mesh -> Vertices -> Relax"
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Additional links:
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Author Site: http://frigi.designdevil.de
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e-mail: frigi.f {at} gmail {dot} com
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"""
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import bpy
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from bpy.props import IntProperty
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def relax_mesh(context):
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# deselect everything that's not related
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for obj in context.selected_objects:
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obj.select = False
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# get active object
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obj = context.active_object
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# duplicate the object so it can be used for the shrinkwrap modifier
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obj.select = True # make sure the object is selected!
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bpy.ops.object.mode_set(mode='OBJECT')
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bpy.ops.object.duplicate()
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target = context.active_object
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# remove all other modifiers from the target
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for m in range(0, len(target.modifiers)):
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target.modifiers.remove(target.modifiers[0])
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context.scene.objects.active = obj
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sw = obj.modifiers.new(type='SHRINKWRAP', name='relax_target')
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sw.target = target
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# run smooth operator to relax the mesh
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bpy.ops.object.mode_set(mode='EDIT')
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bpy.ops.mesh.vertices_smooth()
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bpy.ops.object.mode_set(mode='OBJECT')
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# apply the modifier
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bpy.ops.object.modifier_apply(modifier='relax_target')
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# delete the target object
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obj.select = False
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target.select = True
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bpy.ops.object.delete()
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# go back to initial state
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obj.select = True
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bpy.ops.object.mode_set(mode='EDIT')
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class Relax(bpy.types.Operator):
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"""Relaxes selected vertices while retaining the shape """ \
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"""as much as possible"""
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bl_idname = 'mesh.relax'
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bl_label = 'Relax'
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bl_options = {'REGISTER', 'UNDO'}
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iterations = IntProperty(name="Relax iterations",
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default=1, min=0, max=100, soft_min=0, soft_max=10)
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@classmethod
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def poll(cls, context):
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obj = context.active_object
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return (obj and obj.type == 'MESH')
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def execute(self, context):
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for i in range(0,self.iterations):
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relax_mesh(context)
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return {'FINISHED'}
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def menu_func(self, context):
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self.layout.operator(Relax.bl_idname, text="Relax")
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def register():
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bpy.utils.register_module(__name__)
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bpy.types.VIEW3D_MT_edit_mesh_specials.append(menu_func)
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bpy.types.VIEW3D_MT_edit_mesh_vertices.append(menu_func)
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def unregister():
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bpy.utils.unregister_module(__name__)
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bpy.types.VIEW3D_MT_edit_mesh_specials.remove(menu_func)
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bpy.types.VIEW3D_MT_edit_mesh_vertices.remove(menu_func)
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if __name__ == "__main__":
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register()
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