headless_freecad_webgl.py

#!/usr/bin/env python

import sys

FREECADPATH = '/home/danfalck/cadcam/freecad/freecad1/lib'
sys.path.append(FREECADPATH)
import FreeCAD, Part, Drawing, importWebGL

box = Part.makeBox(100,100,100)
box.translate(box.CenterOfMass.multiply(-1))

cylx = Part.makeCylinder(25, 100, FreeCAD.Base.Vector(0,1,0), FreeCAD.Base.Vector(0,90,0))
cylx.translate(cylx.CenterOfMass.multiply(-1))

cyly = Part.makeCylinder(25, 100, FreeCAD.Base.Vector(0,1,0), FreeCAD.Base.Vector(90,0,0))
cyly.translate(cyly.CenterOfMass.multiply(-1))

cylz = Part.makeCylinder(25, 100)
cylz.translate(cylz.CenterOfMass.multiply(-1))

hole = cylx.fuse(cyly).fuse(cylz)

test = box.cut(hole).common(Part.makeSphere(50))

Part.show(test)

Shape = FreeCAD.ActiveDocument.Shape.Shape

visibleG0,visibleG1,hiddenG0,hiddenG1 = Drawing.project(Shape,FreeCAD.Base.Vector(1,1,1))
resultSVG = Drawing.projectToSVG(Shape,FreeCAD.Base.Vector(1,0.2,1))
# if 0 is used instead of dv, the image is rendered incorrectly
#resultSVG = Drawing.projectToSVG(Shape,FreeCAD.Base.Vector(0,dv,1))


#with open('test.html', 'w') as f:
#  f.write('<html>')
#  f.write('<body>')
#  f.write('<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" viewBox="-100 -100 200 200">')
#  f.write(resultSVG)
#  f.write('</svg>')
#  f.write('</html>')
#  f.write('</body>')

def drawIt():
    result = ''
    result+='<html>'
    result+='<body>'
    result+='<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" viewBox="-100 -100 200 200">'
    result+= resultSVG
    result+= '</svg>'
    result+='</html>'
    result+='</body>'
    return result


def drwsolid():
    solidlist = [test]
    result = ''
    result+= importWebGL.getHTML(solidlist)
    return result