forked from bartvdbraak/blender
90 lines
2.5 KiB
Python
90 lines
2.5 KiB
Python
|
#!BPY
|
||
|
|
"""
|
||
|
|
Name: 'Clean Weight...'
|
||
|
|
Blender: 241
|
||
|
|
Group: 'WeightPaint'
|
||
|
|
Tooltip: 'Removed verts from groups below a weight limit.'
|
||
|
|
"""
|
||
|
|
|
||
|
|
__author__ = ["Campbell Barton"]
|
||
|
|
__url__ = ("blender", "elysiun", "http://members.iinet.net.au/~cpbarton/ideasman/")
|
||
|
|
__version__ = "0.1"
|
||
|
|
__bpydoc__ = """\
|
||
|
|
|
||
|
|
Clean Weight
|
||
|
|
|
||
|
|
This Script is to be used only in weight paint mode,
|
||
|
|
It removes very low weighted verts from the current group with a weight option.
|
||
|
|
"""
|
||
|
|
|
||
|
|
# ***** BEGIN GPL LICENSE BLOCK *****
|
||
|
|
#
|
||
|
|
# Script copyright (C) Campbell J Barton
|
||
|
|
#
|
||
|
|
# 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 *****
|
||
|
|
# --------------------------------------------------------------------------
|
||
|
|
|
||
|
|
from Blender import Scene, Draw
|
||
|
|
import BPyMesh
|
||
|
|
SMALL_NUM= 0.000001
|
||
|
|
def actWeightNormalize(me, PREF_THRESH, PREF_KEEP_SINGLE):
|
||
|
|
|
||
|
|
groupNames, vWeightDict= BPyMesh.meshWeight2Dict(me)
|
||
|
|
act_group= me.activeGroup
|
||
|
|
|
||
|
|
for wd in vWeightDict:
|
||
|
|
if not PREF_KEEP_SINGLE or len(wd) > 1:
|
||
|
|
try:
|
||
|
|
w= wd[act_group]
|
||
|
|
if w <= PREF_THRESH:
|
||
|
|
# small weight, remove.
|
||
|
|
del wd[act_group]
|
||
|
|
except:
|
||
|
|
pass
|
||
|
|
|
||
|
|
# Copy weights back to the mesh.
|
||
|
|
BPyMesh.dict2MeshWeight(me, groupNames, vWeightDict)
|
||
|
|
|
||
|
|
|
||
|
|
def main():
|
||
|
|
scn= Scene.GetCurrent()
|
||
|
|
ob= scn.getActiveObject()
|
||
|
|
|
||
|
|
if not ob or ob.getType() != 'Mesh':
|
||
|
|
Draw.PupMenu('Error, no active mesh object, aborting.')
|
||
|
|
return
|
||
|
|
|
||
|
|
me= ob.getData(mesh=1)
|
||
|
|
|
||
|
|
PREF_PEAKWEIGHT= Draw.Create(0.005)
|
||
|
|
PREF_KEEP_SINGLE= Draw.Create(1)
|
||
|
|
|
||
|
|
pup_block= [\
|
||
|
|
('Peak Weight:', PREF_PEAKWEIGHT, 0.01, 1.0, 'Upper weight for normalizing.'),\
|
||
|
|
('Keep Single User', PREF_KEEP_SINGLE, 'Dont remove verts that are in this group only.'),\
|
||
|
|
]
|
||
|
|
|
||
|
|
if not Draw.PupBlock('Clean Selected Meshes...', pup_block):
|
||
|
|
return
|
||
|
|
|
||
|
|
PREF_PEAKWEIGHT= PREF_PEAKWEIGHT.val
|
||
|
|
PREF_KEEP_SINGLE= PREF_KEEP_SINGLE.val
|
||
|
|
|
||
|
|
actWeightNormalize(me, PREF_PEAKWEIGHT, PREF_KEEP_SINGLE)
|
||
|
|
|
||
|
|
if __name__=='__main__':
|
||
|
|
main()
|