297 lines
12 KiB
HTML
297 lines
12 KiB
HTML
<html><head><title>Macro PartToVRML/fr</title><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><link type='text/css' href='wiki.css' rel='stylesheet'></head><body><h1>Macro PartToVRML/fr</h1></div>
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<div id="mw-content-text" lang="fr" dir="ltr" class="mw-content-ltr"><hr/><div class="mw-parser-output"><table class="fcinfobox wikitable ct" width="100%" style="float: right; width: 230px; margin-left: 10px;">
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<tr>
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<td class="ctTitle">
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<h3><span class="mw-headline" id="Macro_Macro_PartToVRML"><a href="https://www.freecadweb.org/wiki/index.php?title=File:PartToVRML.png" class="image"><img alt="PartToVRML.png" src="32px-PartToVRML.png" width="32" height="31" srcset="/wiki/images/thumb/f/f8/PartToVRML.png/48px-PartToVRML.png 1.5x, PartToVRML.png 2x" /></a> Macro Macro PartToVRML</span></h3>
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</td></tr>
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<tr>
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<th class="ctOdd">Description
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</th></tr>
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<tr>
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<td class="ctEven left">Cette macro converti un objet Part en objet VRML meshe.
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</td></tr>
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<tr>
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<th class="ctOdd">Auteur
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</th></tr>
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<tr>
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<td class="ctEven"><a href="https://www.freecadweb.org/wiki/index.php?title=User:Easyw-fc&action=edit&redlink=1" class="new" title="User:Easyw-fc (page does not exist)">Easyw-fc</a>
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</td></tr>
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<tr>
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<th class="ctOdd">Liens
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</th></tr>
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<tr>
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<td class="ctEven"><a href="https://www.freecadweb.org/wiki/index.php?title=Macros_recipes/fr" title="Macros recipes/fr">Recettes macros</a><br /><a href="https://www.freecadweb.org/wiki/index.php?title=How_to_install_macros/fr" title="How to install macros/fr">Comment installer une macro</a><br /><a href="https://www.freecadweb.org/wiki/index.php?title=Customize_Toolbars/fr" title="Customize Toolbars/fr">Comment ajouter une barre d'outils</a>
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</td></tr>
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<tr>
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<th class="ctOdd">Version
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</th></tr>
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<tr>
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<td class="ctEven macro-version">1.9.2
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</td></tr>
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<tr>
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<th class="ctOdd">Date dernière modification
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</th></tr>
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<tr>
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<td class="ctEven macro-date">2016-02-22
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</td></tr>
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<tr>
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<th class="ctOdd">
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</th></tr>
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<tr>
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<td class="ctToc"><br /><div id="toc" class="toc"><div class="toctitle"><h2>Contents</h2></div>
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<ul>
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<li class="toclevel-1"><a href="#Macro_Macro_PartToVRML"><span class="tocnumber">1</span> <span class="toctext">Macro Macro PartToVRML</span></a></li>
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<li class="toclevel-1 tocsection-1"><a href="#Description"><span class="tocnumber">2</span> <span class="toctext">Description</span></a></li>
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<li class="toclevel-1 tocsection-2"><a href="#Script"><span class="tocnumber">3</span> <span class="toctext">Script</span></a></li>
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<li class="toclevel-1 tocsection-3"><a href="#Links"><span class="tocnumber">4</span> <span class="toctext">Links</span></a></li>
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</ul>
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</div>
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</td></tr>
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</table>
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<p><br />
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</p>
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<h2><span class="mw-headline" id="Description">Description</span></h2>
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<p>Cette macro converti un objet Parts en objet VRML meshe pour les petites tailles et un chargement plus rapide utilisez (VRML models Kicad et Blender)
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</p>
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<h2><span class="mw-headline" id="Script">Script</span></h2>
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<p>L’icône pour votre barre d'outils <a href="https://www.freecadweb.org/wiki/index.php?title=File:PartToVRML.png" class="image" title="PartToVRML"><img alt="PartToVRML" src="PartToVRML.png" width="64" height="62" /></a>
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</p><p><b>Macro_PartToVRML.FCMacro</b>
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</p>
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<pre>
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# -*- coding: utf-8 -*-
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# PartToVRML.FCMacro
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# creates VRML model of selected object(s), with colors (for Kicad and Blender compatibility)
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# useful messages on Report view
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#
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__title__ = "PartToVRML"
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__author__ = "easyw-fc, hyOzd"
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__url__ = "http://www.freecadweb.org/"
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__version__ = "1.9.2"
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__date__ = "22/02/2016"
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__Comment__ = "This macro creates VRML model of selected object(s), with colors (for Kicad and Blender compatibility)"
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__Web__ = "http://www.freecadweb.org/"
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__Wiki__ = "http://www.freecadweb.org/wiki/index.php?title=Macro_PartToVRML"
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__Icon__ = "/usr/lib/freecad/Mod/plugins/icons/Macro_PartToVRML.png"
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__IconW__ = "C:/Users/User Name/AppData/Roaming/FreeCAD/Macro_PartToVRML.png"
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__Help__ = "start the macro and follow the instructions"
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__Status__ = "stable"
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__Requires__ = "Freecad"
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# FreeCAD VRML python exporter is free software: you can redistribute it
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# and/or modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation, either version 3 of
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# the License, or (at your option) any later version.
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#
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# This sw is distributed in the hope that it will be
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# useful, but WITHOUT ANY WARRANTY; without even the implied warranty
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# of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# 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 expVrmlColor.FCMacro. If not, see
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# <http://www.gnu.org/licenses/>.
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## export VRML from FreeCAD is a python macro that will export simplified VRML of
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## a (multi)selected Part or fused Part to VRML optimized to Kicad and compatible with Blender
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## the size of VRML is much smaller compared to the one exported from FC Gui
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## and the loading/rendering time is smaller too
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## change mesh deviation to increase quality of VRML
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## to do
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# export material properties to vrml
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import FreeCAD,FreeCADGui,Part,Mesh
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import PySide
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from PySide import QtGui, QtCore
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from collections import namedtuple
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import sys, os
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from os.path import expanduser
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#clearing previous messages
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mw=Gui.getMainWindow()
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c=mw.findChild(QtGui.QPlainTextEdit, "Python console")
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c.clear()
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r=mw.findChild(QtGui.QTextEdit, "Report view")
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r.clear()
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def say(msg):
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FreeCAD.Console.PrintMessage(msg)
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FreeCAD.Console.PrintMessage('\n')
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# points: [Vector, Vector, ...]
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# faces: [(pi, pi, pi), ], pi: point index
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# color: (Red, Green, Blue), values range from 0 to 1.0
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Mesh = namedtuple('Mesh', ['points', 'faces', 'color', 'transp'])
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def shapeToMesh(shape, color, transp, scale=None):
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mesh_deviation=0.03 #the smaller the best quality, 1 coarse; 0.03 good compromise :)
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mesh_data = shape.tessellate(mesh_deviation)
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points = mesh_data[0]
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if scale != None:
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points = map(lambda p: p*scale, points)
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newMesh= Mesh(points = points,
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faces = mesh_data[1],
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color = color, transp=transp)
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return newMesh
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def exportVRML(objects, filepath):
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"""Export given list of Mesh objects to a VRML file.
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`Mesh` structure is defined at root."""
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with open(filepath, 'w') as f:
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# write the standard VRML header
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f.write("#VRML V2.0 utf8\n\n")
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for obj in objects:
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f.write("Shape { geometry IndexedFaceSet \n{ coordIndex [")
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# write coordinate indexes for each face
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f.write(','.join("%d,%d,%d,-1" % f for f in obj.faces))
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f.write("]\n") # closes coordIndex
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f.write("coord Coordinate { point [")
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# write coordinate points for each vertex
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#f.write(','.join('%.3f %.3f %.3f' % (p.x, p.y, p.z) for p in obj.points))
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f.write(','.join('%.3f %.3f %.3f' % (p.x, p.y, p.z) for p in obj.points))
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f.write("]\n}") # closes Coordinate
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#shape_col=(1.0, 0.0, 0.0)#, 0.0)
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f.write("}\n") # closes points
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#say(obj.color)
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shape_col=obj.color[:-1] #remove last item
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#say(shape_col)
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shape_transparency=obj.transp
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f.write("appearance Appearance{material Material{diffuseColor %f %f %f\n" % shape_col)
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f.write("transparency %f}}" % shape_transparency)
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f.write("}\n") # closes Shape
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say(filepath+' written')
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###
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def export(componentObjs, fullfilePathName, scale=None):
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""" Exports given ComponentModel object using FreeCAD.
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`componentObjs` : a ComponentObjs list
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`fullfilePathName` : name of the FC file, extension is important
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"""
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exp_name=componentObjs[0].Label
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path, fname = os.path.split(fullfilePathName)
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fname=os.path.splitext(fname)[0]
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if scale != None:
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filename=path+os.sep+exp_name+'.wrl'
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else:
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filename=path+os.sep+exp_name+'_1_1.wrl'
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say(filename)
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color=[]
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Diffuse_color=[]
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transparency=[]
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for obj in componentObjs:
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say(obj.Label)
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color.append(Gui.ActiveDocument.getObject(obj.Name).ShapeColor)
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transparency.append(Gui.ActiveDocument.getObject(obj.Name).Transparency/100.0)
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#say("color")
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#say(Gui.ActiveDocument.getObject(obj.Name).DiffuseColor)
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Diffuse_color.append(Gui.ActiveDocument.getObject(obj.Name).DiffuseColor)
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i=0
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meshes=[]
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#say("diffuse color")
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#say(Diffuse_color)
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indexColor=0;
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color_vector=[]
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applyDiffuse=0
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for obj in componentObjs:
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shape1=obj.Shape
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single_color=Diffuse_color[i];
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#check lenght color
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#say("len color")
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#say(len(single_color))
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#colors less then faces
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if(len(single_color)!=len(shape1.Faces)):
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applyDiffuse=0;
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#copy color to all faces
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#else copy singolar colors for faces
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else:
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applyDiffuse=1;
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for color in single_color:
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color_vector.append(color)
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#say("color_vector")
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#say(color_vector)
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for index in range(len(shape1.Faces)):
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#say("color x")
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#say(color_vector[indexColor])
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singleFace=shape1.Faces[index]
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if(applyDiffuse):
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#say(color_vector[indexColor])
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meshes.append(shapeToMesh(singleFace, color_vector[indexColor], transparency[i], scale))
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else:
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#say(single_color[0])
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meshes.append(shapeToMesh(singleFace, single_color[0], transparency[i], scale))
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indexColor=indexColor+1
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#meshes.append(shapeToMesh(face, Diffuse_color[i], transparency[i], scale))
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color_vector=[]
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indexColor=0;
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i=i+1
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exportVRML(meshes, filename)
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return
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###
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def go_export():
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sel = FreeCADGui.Selection.getSelection()
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if not sel:
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FreeCAD.Console.PrintWarning("Select something first!\n\n")
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msg="export VRML from FreeCAD is a python macro that will export simplified VRML of "
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msg+="a (multi)selected Part or fused Part to VRML optimized to Kicad and compatible with Blender "
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msg+="the size of VRML is much smaller compared to the one exported from FC Gui "
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msg+="and the loading/rendering time is also smaller\n"
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msg+="change mesh deviation to increase quality of VRML"
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say(msg)
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else:
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objs = []
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for obj in sel:
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objs.append(obj)
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#say(obj.Label)
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#say(obj.Name)
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say(fullFilePathName)
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#say(objs)
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export(objs, fullFilePathName, scale=None)
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export(objs, fullFilePathName, 0.3937)
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doc = FreeCAD.ActiveDocument
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if doc!=None:
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fullFilePathName=doc.FileName
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if fullFilePathName=="":
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home = expanduser("~")
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fullFilePathName=home+os.sep+doc.Label+'.FCStd'
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say('path not found, saving to '+fullFilePathName)
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#say(fullFilePathName)
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else:
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fullFilePathName = os.path.dirname(os.path.abspath(fullFilePathName))
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fullFilePathName=fullFilePathName+os.sep+doc.Label+'.FCStd'
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say(fullFilePathName)
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go_export()
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</pre>
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<h2><span class="mw-headline" id="Links">Links</span></h2>
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<p>La discussion forum <a rel="nofollow" class="external text" href="http://forum.freecadweb.org/viewtopic.php?f=22&t=14099">export VRML from FreeCAD with python for smaller size, kicad and Blender compatible</a>
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</p><p>La macro inverse, <a href="Macro_MeshToPart.html" title="Macro MeshToPart">Macro_MeshToPart</a>
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</p>
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</div>
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<div style="clear:both"></div>
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</div>
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</div><div class="printfooter">
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Online version: "<a dir="ltr" href="https://www.freecadweb.org/wiki/index.php?title=Macro_PartToVRML/fr&oldid=240094">http://www.freecadweb.org/wiki/index.php?title=Macro_PartToVRML/fr&oldid=240094</a>"</div>
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<div id="catlinks" class="catlinks" data-mw="interface"></div><div class="visualClear"></div>
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</div>
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</div>
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<div id="mw-navigation">
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<h2>Navigation menu</h2>
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</body></html> |