forked from bartvdbraak/blender
143 lines
4.8 KiB
Python
143 lines
4.8 KiB
Python
#!BPY
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"""
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Name: 'Poly Reducer'
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Blender: 243
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Group: 'Mesh'
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Tooltip: 'Removed polygons from a mesh while maintaining the shape, textures and weights.'
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"""
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__author__ = "Campbell Barton"
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__url__ = ("blender", "elysiun")
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__version__ = "1.0 2006/02/07"
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__bpydoc__ = """\
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This script simplifies the mesh by removing faces, keeping the overall shape of the mesh.
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"""
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from Blender import Draw, Window, Scene, Mesh, Mathutils, sys, Object
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import BPyMesh
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# reload(BPyMesh)
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import BPyMessages
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# ***** BEGIN GPL LICENSE BLOCK *****
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#
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# Script copyright (C) Campbell J Barton
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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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#
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# ***** END GPL LICENCE BLOCK *****
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# --------------------------------------------------------------------------
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def main():
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scn = Scene.GetCurrent()
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act_ob= scn.objects.active
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if not act_ob or act_ob.type != 'Mesh':
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BPyMessages.Error_NoMeshActive()
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return
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act_me= act_ob.getData(mesh=1)
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if act_me.multires:
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BPyMessages.Error_NoMeshMultiresEdit()
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return
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act_group= act_me.activeGroup
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if not act_group: act_group= ''
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# Defaults
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PREF_REDUX= Draw.Create(0.5)
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PREF_BOUNDRY_WEIGHT= Draw.Create(5.0)
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PREF_REM_DOUBLES= Draw.Create(1)
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PREF_FACE_AREA_WEIGHT= Draw.Create(1.0)
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PREF_FACE_TRIANGULATE= Draw.Create(1)
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VGROUP_INF_ENABLE= Draw.Create(0)
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VGROUP_INF_REDUX= Draw.Create(act_group)
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VGROUP_INF_WEIGHT= Draw.Create(10.0)
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PREF_DO_UV= Draw.Create(1)
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PREF_DO_VCOL= Draw.Create(1)
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PREF_DO_WEIGHTS= Draw.Create(1)
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PREF_OTHER_SEL_OBS= Draw.Create(0)
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pup_block = [\
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('Poly Reduce:', PREF_REDUX, 0.05, 0.95, 'Scale the meshes poly count by this value.'),\
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('Boundry Weight:', PREF_BOUNDRY_WEIGHT, 0.0, 20.0, 'Weight boundry verts by this scale, 0.0 for no boundry weighting.'),\
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('Area Weight:', PREF_FACE_AREA_WEIGHT, 0.0, 20.0, 'Collapse edges effecting lower area faces first.'),\
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('Triangulate', PREF_FACE_TRIANGULATE, 'Convert quads to tris before reduction, for more choices of edges to collapse.'),\
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'',\
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('VGroup Weighting', VGROUP_INF_ENABLE, 'Use a vertex group to influence the reduction, higher weights for higher quality '),\
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('vgroup name: ', VGROUP_INF_REDUX, 0, 32, 'The name of the vertex group to use for the weight map'),\
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('vgroup mult: ', VGROUP_INF_WEIGHT, 0.0, 100.0, 'How much to make the weight effect the reduction'),\
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('Other Selected Obs', PREF_OTHER_SEL_OBS, 'reduce other selected objects.'),\
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'',\
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'',\
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'',\
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('UV Coords', PREF_DO_UV, 'Interpolate UV Coords.'),\
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('Vert Colors', PREF_DO_VCOL, 'Interpolate Vertex Colors'),\
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('Vert Weights', PREF_DO_WEIGHTS, 'Interpolate Vertex Weights'),\
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('Remove Doubles', PREF_REM_DOUBLES, 'Remove doubles before reducing to avoid boundry tearing.'),\
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]
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if not Draw.PupBlock("Poly Reducer", pup_block):
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return
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PREF_REDUX= PREF_REDUX.val
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PREF_BOUNDRY_WEIGHT= PREF_BOUNDRY_WEIGHT.val
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PREF_REM_DOUBLES= PREF_REM_DOUBLES.val
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PREF_FACE_AREA_WEIGHT= PREF_FACE_AREA_WEIGHT.val
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PREF_FACE_TRIANGULATE= PREF_FACE_TRIANGULATE.val
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VGROUP_INF_ENABLE= VGROUP_INF_ENABLE.val
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VGROUP_INF_WEIGHT= VGROUP_INF_WEIGHT.val
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if VGROUP_INF_ENABLE and VGROUP_INF_WEIGHT:
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VGROUP_INF_REDUX= VGROUP_INF_REDUX.val
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else:
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VGROUP_INF_WEIGHT= 0.0
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VGROUP_INF_REDUX= None
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PREF_DO_UV= PREF_DO_UV.val
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PREF_DO_VCOL= PREF_DO_VCOL.val
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PREF_DO_WEIGHTS= PREF_DO_WEIGHTS.val
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PREF_OTHER_SEL_OBS= PREF_OTHER_SEL_OBS.val
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t= sys.time()
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is_editmode = Window.EditMode() # Exit Editmode.
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if is_editmode: Window.EditMode(0)
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Window.WaitCursor(1)
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print 'reducing:', act_ob.name, act_ob.getData(1)
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BPyMesh.redux(act_ob, PREF_REDUX, PREF_BOUNDRY_WEIGHT, PREF_REM_DOUBLES, PREF_FACE_AREA_WEIGHT, PREF_FACE_TRIANGULATE, PREF_DO_UV, PREF_DO_VCOL, PREF_DO_WEIGHTS, VGROUP_INF_REDUX, VGROUP_INF_WEIGHT)
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if PREF_OTHER_SEL_OBS:
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for ob in scn.objects.context:
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if ob.type == 'Mesh' and ob != act_ob:
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print 'reducing:', ob.name, ob.getData(1)
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BPyMesh.redux(ob, PREF_REDUX, PREF_BOUNDRY_WEIGHT, PREF_REM_DOUBLES, PREF_FACE_AREA_WEIGHT, PREF_FACE_TRIANGULATE, PREF_DO_UV, PREF_DO_VCOL, PREF_DO_WEIGHTS, VGROUP_INF_REDUX, VGROUP_INF_WEIGHT)
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Window.RedrawAll()
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if is_editmode: Window.EditMode(1)
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Window.WaitCursor(0)
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Window.RedrawAll()
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print 'Reduction done in %.6f sec.' % (sys.time()-t)
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if __name__ == '__main__':
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main() |