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Diffstat (limited to 'mesh_relax.py')
-rw-r--r-- | mesh_relax.py | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/mesh_relax.py b/mesh_relax.py new file mode 100644 index 00000000..ce363b92 --- /dev/null +++ b/mesh_relax.py @@ -0,0 +1,132 @@ +# mesh_relax.py Copyright (C) 2010, Fabian Fricke +# +# Relaxes selected vertices while retaining the shape as much as possible +# +# ***** 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 LICENCE BLOCK ***** + +bl_info = { + "name": "Relax", + "author": "Fabian Fricke", + "version": (1,1), + "blender": (2, 5, 7), + "api": 35622, + "location": "View3D > Specials > Relax ", + "description": "Relax the selected verts while retaining the shape", + "warning": "", + "wiki_url": "http://wiki.blender.org/index.php/Extensions:2.5/Py/"\ + "Scripts/Modeling/Relax", + "tracker_url": "https://projects.blender.org/tracker/index.php?"\ + "func=detail&aid=21421", + "category": "Mesh"} + +""" +Usage: + +Launch from "W-menu" or from "Mesh -> Vertices -> Relax" + + +Additional links: + Author Site: http://frigi.designdevil.de + e-mail: frigi.f {at} gmail {dot} com +""" + + +import bpy +from bpy.props import IntProperty + +def relax_mesh(context): + + # deselect everything that's not related + for obj in context.selected_objects: + obj.select = False + + # get active object + obj = context.active_object + + # duplicate the object so it can be used for the shrinkwrap modifier + obj.select = True # make sure the object is selected! + bpy.ops.object.mode_set(mode='OBJECT') + bpy.ops.object.duplicate() + target = context.active_object + + # remove all other modifiers from the target + for m in range(0, len(target.modifiers)): + target.modifiers.remove(target.modifiers[0]) + + context.scene.objects.active = obj + + sw = obj.modifiers.new(type='SHRINKWRAP', name='relax_target') + sw.target = target + + # run smooth operator to relax the mesh + bpy.ops.object.mode_set(mode='EDIT') + bpy.ops.mesh.vertices_smooth() + bpy.ops.object.mode_set(mode='OBJECT') + + # apply the modifier + bpy.ops.object.modifier_apply(modifier='relax_target') + + # delete the target object + obj.select = False + target.select = True + bpy.ops.object.delete() + + # go back to initial state + obj.select = True + bpy.ops.object.mode_set(mode='EDIT') + +class Relax(bpy.types.Operator): + '''Relaxes selected vertices while retaining the shape as much as possible''' + bl_idname = 'mesh.relax' + bl_label = 'Relax' + bl_options = {'REGISTER', 'UNDO'} + + iterations = IntProperty(name="Relax iterations", + default=1, min=0, max=100, soft_min=0, soft_max=10) + + @classmethod + def poll(cls, context): + obj = context.active_object + return (obj and obj.type == 'MESH') + + def execute(self, context): + for i in range(0,self.iterations): + relax_mesh(context) + return {'FINISHED'} + + +def menu_func(self, context): + self.layout.operator(Relax.bl_idname, text="Relax") + + +def register(): + bpy.utils.register_module(__name__) + + bpy.types.VIEW3D_MT_edit_mesh_specials.append(menu_func) + bpy.types.VIEW3D_MT_edit_mesh_vertices.append(menu_func) + +def unregister(): + bpy.utils.unregister_module(__name__) + + bpy.types.VIEW3D_MT_edit_mesh_specials.remove(menu_func) + bpy.types.VIEW3D_MT_edit_mesh_vertices.remove(menu_func) + +if __name__ == "__main__": + register() |