FreeCAD-macros

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# -*- coding: utf-8 -*-
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#-------------------------------------------------
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#-- makecamera2dview
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#--
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#-- microelly 2015
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#--
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#-- GNU Lesser General Public License (LGPL)
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#-------------------------------------------------
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# create a 2dview object from the camera position
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__Comment__ = 'create a 2dview object from the camera position'
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__Web__ = ""
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__Wiki__ = ""
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__Icon__  = ""
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__Help__ = "select an object"
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__Author__ = "microelly"
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__Version__ = 0.1
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__Status__ = 'alpha'
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__Requires__ = 'numpy'
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import numpy as np
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from pivy import coin
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import FreeCAD,Draft,FreeCADGui
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import PySide
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def errorDialog(msg):
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    diag = PySide.QtGui.QMessageBox(PySide.QtGui.QMessageBox.Critical,u"Error Message",msg )
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    diag.setWindowFlags(PySide.QtCore.Qt.WindowStaysOnTopHint)
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    diag.exec_()
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try:
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    sel = FreeCADGui.Selection.getSelection()[0]
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    c=Draft.clone(sel)
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except Exception:
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    errorDialog( "Select one object")
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    raise Exception()
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camera = FreeCADGui.ActiveDocument.ActiveView.getCameraNode()
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# camera.position.setValue(FreeCAD.Vector(100,50,10))
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camera.pointAt(coin.SbVec3f(0,0,0),coin.SbVec3f(0,0,1))
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al=str(camera.position.getValue().toString()).split(' ')
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vec2=FreeCAD.Vector(float(al[0]),float(al[1]),float(al[2]))
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print al
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gier=np.arctan2(vec2.x,vec2.y) *180/np.pi
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steig=np.arctan2(vec2.z,np.sqrt(vec2.x**2 + vec2.y**2)) *180/np.pi
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print  gier
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print steig
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pla1=App.Placement(App.Vector(0,0,0), App.Rotation(0,0,-90), App.Vector(0,0,0))
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pla2=App.Placement(App.Vector(0,0,0), App.Rotation(0,180+gier,0), App.Vector(0,0,0)).multiply(pla1)
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pla3=App.Placement(App.Vector(0,0,0), App.Rotation(0,0,steig), App.Vector(0,0,0)).multiply(pla2)
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c.Placement=pla3
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c.ViewObject.Visibility=False
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v=Draft.makeShape2DView(c)
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print vec2
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print pla1
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print pla2
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print pla3
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