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Diffstat (limited to 'mesh_relax.py')
-rw-r--r-- | mesh_relax.py | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/mesh_relax.py b/mesh_relax.py new file mode 100644 index 00000000..7d3410d7 --- /dev/null +++ b/mesh_relax.py @@ -0,0 +1,128 @@ +# 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +# +# ***** END GPL LICENCE BLOCK ***** + +""" + +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 + +""" + + +bl_addon_info = { + 'name': 'Mesh: Relax', + 'author': 'Fabian Fricke', + 'version': '1.1 2010/04/22', + 'blender': (2, 5, 3), + 'location': 'View3D > Specials > Relax ', + 'description': 'Relax the selected verts while retaining the shape', + 'warning': '', # used for warning icon and text in addons panel + '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&group_id=153&atid=469', + 'category': 'Mesh'} + + +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) + + def poll(self, context): + obj = context.active_object + return (obj and obj.type == 'MESH') + + def execute(self, context): + for i in range(0,self.properties.iterations): + relax_mesh(context) + return {'FINISHED'} + +menu_func = (lambda self, context: self.layout.operator(Relax.bl_idname, text="Relax")) + +def register(): + bpy.types.register(Relax) + bpy.types.VIEW3D_MT_edit_mesh_specials.append(menu_func) + bpy.types.VIEW3D_MT_edit_mesh_vertices.append(menu_func) + +def unregister(): + bpy.types.unregister(Relax) + bpy.types.VIEW3D_MT_edit_mesh_specials.remove(menu_func) + bpy.types.VIEW3D_MT_edit_mesh_vertices.remove(menu_func) + +if __name__ == "__main__": + register() |