def drawFrame(N=2, nframe=1):
myscreen = ovdvtk.VTKScreen(width=1920, height=1080)
ovdvtk.drawOCLtext(myscreen)
w2if = vtk.vtkWindowToImageFilter()
w2if.SetInput(myscreen.renWin)
lwr = vtk.vtkPNGWriter()
lwr.SetInputConnection(w2if.GetOutputPort())
# lwr.SetFileName(filename)
random.seed(42)
scale = 1
far = 1
camPos = far
zmult = 4
myscreen.camera.SetPosition(0, -camPos / float(1000), zmult * camPos)
myscreen.camera.SetClippingRange(-(zmult + 1) * camPos,
(zmult + 1) * camPos)
myscreen.camera.SetFocalPoint(0.0, 0, 0)
vd = ovd.VoronoiDiagram(far, 120)
print ovd.version()
# for vtk visualization
vod = ovdvtk.VD(myscreen,
vd,
float(scale),
textscale=0.01,
vertexradius=0.003)
vod.drawFarCircle()
Nmax = N
# random points
plist = randomGenerators(far, Nmax)
t_before = time.time()
n = 0
id_list = []
for p in plist:
print n, " adding ", p
id_list.append(vd.addVertexSite(p))
n = n + 1
id1 = id_list[0]
id2 = id_list[1]
print "add segment ", id1, " to ", id2
vd.addLineSite(id1, id2)
t_after = time.time()
calctime = t_after - t_before
print " VD done in ", calctime, " s, ", calctime / Nmax, " s per generator"
vod.setAll()
myscreen.render()
# writeFrame( w2if, lwr, nframe )
# myscreen.iren.Start()
print "PYTHON All DONE."
def drawFrame(N=2, nframe=1):
myscreen = ovdvtk.VTKScreen(width=1920, height=1080)
ovdvtk.drawOCLtext(myscreen)
w2if = vtk.vtkWindowToImageFilter()
w2if.SetInput(myscreen.renWin)
lwr = vtk.vtkPNGWriter()
lwr.SetInputConnection(w2if.GetOutputPort())
# lwr.SetFileName(filename)
random.seed(42)
scale = 1
far = 1
camPos = far
zmult = 4
myscreen.camera.SetPosition(0, -camPos / float(1000), zmult * camPos)
myscreen.camera.SetClippingRange(-(zmult + 1) * camPos, (zmult + 1) * camPos)
myscreen.camera.SetFocalPoint(0.0, 0, 0)
vd = ovd.VoronoiDiagram(far, 120)
print ovd.version()
# for vtk visualization
vod = ovdvtk.VD(myscreen, vd, float(scale), textscale=0.01, vertexradius=0.003)
vod.drawFarCircle()
Nmax = N
# random points
plist = randomGenerators(far, Nmax)
t_before = time.time()
n = 0
id_list = []
for p in plist:
print n, " adding ", p
id_list.append(vd.addVertexSite(p))
n = n + 1
id1 = id_list[0]
id2 = id_list[1]
print "add segment ", id1, " to ", id2
vd.addLineSite(id1, id2)
t_after = time.time()
calctime = t_after - t_before
print " VD done in ", calctime, " s, ", calctime / Nmax, " s per generator"
vod.setAll()
myscreen.render()
# writeFrame( w2if, lwr, nframe )
# myscreen.iren.Start()
print "PYTHON All DONE."
def draw_vd(vd, times):
#w=2500
#h=1500
#w=1920
#h=1080
w = 1024
h = 1024
myscreen = ovdvtk.VTKScreen(width=w, height=h)
ovdvtk.drawOCLtext(myscreen, rev_text=ovd.version())
w2if = vtk.vtkWindowToImageFilter()
w2if.SetInput(myscreen.renWin)
lwr = vtk.vtkPNGWriter()
lwr.SetInput(w2if.GetOutput())
#w2if.Modified()
#lwr.SetFileName("tux1.png")
scale = 1
myscreen.render()
far = 1
camPos = far
zmult = 3
# camPos/float(1000)
myscreen.camera.SetPosition(0, -camPos / float(1000), zmult * camPos)
myscreen.camera.SetClippingRange(-(zmult + 1) * camPos,
(zmult + 1) * camPos)
myscreen.camera.SetFocalPoint(0.0, 0, 0)
# for vtk visualization
vod = ovdvtk.VD(myscreen,
vd,
float(scale),
textscale=0.01,
vertexradius=0.003)
vod.drawFarCircle()
vod.textScale = 0.02
vod.vertexRadius = 0.0031
vod.drawVertices = 0
vod.drawVertexIndex = 0
vod.drawGenerators = 0
vod.offsetEdges = 0
vd.setEdgeOffset(0.05)
#times=[]
#times.append( 1 )
#times.append( 1 )
vod.setVDText2(times)
vod.setAll()
myscreen.render()
#w2if.Modified()
#lwr.SetFileName("{0}.png".format(Nmax))
#lwr.Write()
myscreen.iren.Start()
def test(Nmax):
vd = ovd.VoronoiDiagram(1,120)
print "random_linesegments.py: ",Nmax," random segments."
print "in directory: ", os.getcwd()
sys.stdout.flush()
f1 = "../../src/test/data/randomsegments_{0}.pickle.gz".format(Nmax)
f2 = "../data/randomsegments_{0}.pickle.gz".format(Nmax)
filename = ""
if os.path.exists( f1 ):
filename = f1 # "../src/test/data/randomsegments_{0}.pickle.gz".format(Nmax) # load pre-computed segments
elif os.path.exists( f2 ):
filename = f2
# (produced with lineseg_dataset_generator.py)
print "trying to open data file ",filename
f = gzip.open(filename, 'rb')
pstring = f.read()
segs = pickle.loads( pstring )
f.close()
id_list = []
for seg in segs:
seg_id=[]
seg_id.append( vd.addVertexSite( seg[0] ) )
seg_id.append( vd.addVertexSite( seg[1] ) )
id_list.append( seg_id )
print "all point-sites inserted."
assert( vd.check() )
nsegs = Nmax
for s in id_list:
vd.addLineSite(s[0],s[1])
print "all line-sites inserted."
c = vd.check()
print " VD check: ", c
print sys.version
print ovd.version()
if c:
print "Test passed."
#exit(0)
else:
print "Test failed."
#exit(-1)
print "end of test()"
def test(Nmax):
vd = ovd.VoronoiDiagram(1, 120)
print "random_linesegments.py: ", Nmax, " random segments."
print "in directory: ", os.getcwd()
sys.stdout.flush()
f1 = "../../src/test/data/randomsegments_{0}.pickle.gz".format(Nmax)
f2 = "../data/randomsegments_{0}.pickle.gz".format(Nmax)
filename = ""
if os.path.exists(f1):
filename = f1 # "../src/test/data/randomsegments_{0}.pickle.gz".format(Nmax) # load pre-computed segments
elif os.path.exists(f2):
filename = f2
# (produced with lineseg_dataset_generator.py)
print "trying to open data file ", filename
f = gzip.open(filename, 'rb')
pstring = f.read()
segs = pickle.loads(pstring)
f.close()
id_list = []
for seg in segs:
seg_id = []
seg_id.append(vd.addVertexSite(seg[0]))
seg_id.append(vd.addVertexSite(seg[1]))
id_list.append(seg_id)
print "all point-sites inserted."
assert (vd.check())
nsegs = Nmax
for s in id_list:
vd.addLineSite(s[0], s[1])
print "all line-sites inserted."
c = vd.check()
print " VD check: ", c
print sys.version
print ovd.version()
if c:
print "Test passed."
#exit(0)
else:
print "Test failed."
#exit(-1)
print "end of test()"
def draw_vd(vd, times):
# w=2500
# h=1500
# w=1920
# h=1080
w = 1024
h = 1024
myscreen = ovdvtk.VTKScreen(width=w, height=h)
ovdvtk.drawOCLtext(myscreen, rev_text=ovd.version())
w2if = vtk.vtkWindowToImageFilter()
w2if.SetInput(myscreen.renWin)
lwr = vtk.vtkPNGWriter()
lwr.SetInput(w2if.GetOutput())
# w2if.Modified()
# lwr.SetFileName("tux1.png")
scale = 1
myscreen.render()
far = 1
camPos = far
zmult = 3
# camPos/float(1000)
myscreen.camera.SetPosition(0, -camPos / float(1000), zmult * camPos)
myscreen.camera.SetClippingRange(-(zmult + 1) * camPos, (zmult + 1) * camPos)
myscreen.camera.SetFocalPoint(0.0, 0, 0)
# for vtk visualization
vod = ovdvtk.VD(myscreen, vd, float(scale), textscale=0.01, vertexradius=0.003)
vod.drawFarCircle()
vod.textScale = 0.02
vod.vertexRadius = 0.0031
vod.drawVertices = 0
vod.drawVertexIndex = 0
vod.drawGenerators = 0
vod.offsetEdges = 0
vd.setEdgeOffset(0.05)
# times=[]
# times.append( 1 )
# times.append( 1 )
vod.setVDText2(times)
vod.setAll()
myscreen.render()
# w2if.Modified()
# lwr.SetFileName("{0}.png".format(Nmax))
# lwr.Write()
myscreen.iren.Start()
# 2012-07-25: this reportedly hangs.
import openvoronoi
points = ((-0.7000000000000002, -0.5249999999990376),
(0.7, -0.5249999999990376),
)
print "OpenVoronoi version: ", openvoronoi.version()
dia = openvoronoi.VoronoiDiagram(0.972222, 2)
for p in points:
ovp = openvoronoi.Point(*p)
print "Adding ", ovp
dia.addVertexSite(ovp)
print dia
print "VD OK?: ", dia.check()
# aewallin, I get:
"""
Adding (-0.7, -0.525)
Adding (0.7, -0.525)
VoronoiDiagram
num_vertices = 18
num_edges = 31
num_point_sites = 2
num_line_sites = 0
num_split_vertices = 0
VD OK?: True
seg.reverse() # to get interior or exterior offsets
segs_mod.append(seg)
# drawSegment(myscreen, seg)
return segs_mod
if __name__ == "__main__":
# w=2500 # screen resolution for big screens
# h=1500
# w=1920
# h=1080
w = 1024
h = 1024
myscreen = ovdvtk.VTKScreen(width=w, height=h) # a VTK window for drawing
ovdvtk.drawOCLtext(myscreen, rev_text=ovd.version()) # the OpenVoronoi text, revision, and date
scale = 1
myscreen.render()
far = 1
camPos = far
zmult = 3
# camPos/float(1000)
myscreen.camera.SetPosition(0, -camPos / float(1000), zmult * camPos)
myscreen.camera.SetClippingRange(-(zmult + 1) * camPos, (zmult + 1) * camPos)
myscreen.camera.SetFocalPoint(0.0, 0, 0)
vd = ovd.VoronoiDiagram(far, 120)
print(ovd.version())
#drawSegment(myscreen, seg)
return segs_mod
if __name__ == "__main__":
#w=2500 # screen resolution for big screens
#h=1500
#w=1920
#h=1080
w = 1024
h = 1024
myscreen = ovdvtk.VTKScreen(width=w, height=h) # a VTK window for drawing
ovdvtk.drawOCLtext(
myscreen,
rev_text=ovd.version()) # the OpenVoronoi text, revision, and date
scale = 1
myscreen.render()
far = 1
camPos = far
zmult = 3
# camPos/float(1000)
myscreen.camera.SetPosition(0, -camPos / float(1000), zmult * camPos)
myscreen.camera.SetClippingRange(-(zmult + 1) * camPos,
(zmult + 1) * camPos)
myscreen.camera.SetFocalPoint(0.0, 0, 0)
vd = ovd.VoronoiDiagram(far, 120)
print ovd.version()
import time
import vtk
import math
import offset2vtk
if __name__ == "__main__":
#w=2500 # screen resolution for big screens
#h=1500
#w=1920
#h=1080
w=1024
h=1024
myscreen = ovdvtk.VTKScreen(width=w, height=h) # a VTK window for drawing
ovdvtk.drawOCLtext(myscreen, rev_text=ovd.version() ) # the OpenVoronoi text, revision, and date
scale=1
myscreen.render()
far = 1
camPos = far
zmult = 3
# camPos/float(1000)
myscreen.camera.SetPosition(0, -camPos/float(1000), zmult*camPos)
myscreen.camera.SetClippingRange(-(zmult+1)*camPos,(zmult+1)*camPos)
myscreen.camera.SetFocalPoint(0.0, 0, 0)
vd = ovd.VoronoiDiagram(far,120)
print ovd.version()
# 30 416
# 20 627
# wr.cubic_biarc_subdivision = 10 # no effect?
# wr.cubic_line_subdivision = 10 # no effect?
# wr.setFont(0)
# wr.setFontbyPath("/usr/share/fonts/truetype/freefont/FreeSerif.ttf")
s3 = ttt.ttt(text, wr)
exts = wr.extents
# print exts
segs = wr.get_segments()
return (segs, exts)
if __name__ == "__main__":
print ovd.version() + " " + ovd.build_type()
# w=2500
# h=1500
# w=1920
# h=1080
w = 1024
h = 1024
myscreen = ovdvtk.VTKScreen(width=w, height=h)
ovdvtk.drawOCLtext(myscreen, rev_text=ovd.version())
scale = 1
far = 1
camPos = far
zmult = 3
d = []
d.append(key)
d.append(adict[key])
l.append(d)
return l
if __name__ == "__main__":
scale = 1
random.seed(42)
far = 1
zmult = 4
vd = ovd.VoronoiDiagram(far, 120)
print ovd.version()
Nmax = 40000
print "calculating VD for ", Nmax, " point-sites..."
plist = randomGenerators(far, Nmax)
t_before = time.time()
n = 0
#id_list=[]
for p in plist:
#print n," adding ",p
vd.addVertexSite(p)
n = n + 1
t_after = time.time()
calctime = t_after - t_before
print " VD done in ", calctime, " s, ", 1e6 * calctime / (
Nmax * (math.log(Nmax) / math.log(2))), " us per n*log2(n())"
final_lead_out(myscreen, out_tangent, in_tangent, previous_center,
previous_radius, cen2, r2, previous_out1, in1)
nframe = nframe + 1
# myscreen.render()
if __name__ == "__main__":
# w=2500
# h=1500
w = 1920
h = 1080
# w=1024
# h=1024
myscreen = ovdvtk.VTKScreen(width=w, height=h)
ovdvtk.drawOCLtext(myscreen, rev_text=ovd.version())
scale = 1
myscreen.render()
# random.seed(42)
far = 1
camPos = far
zmult = 1.8
# camPos/float(1000)
myscreen.camera.SetPosition(0, -camPos / float(1000), zmult * camPos)
myscreen.camera.SetClippingRange(-(zmult + 1) * camPos,
(zmult + 1) * camPos)
myscreen.camera.SetFocalPoint(0.0, 0.22, 0)
# redirect stdout to file
# example with redirection of sys.stdout
# 30 416
# 20 627
# wr.cubic_biarc_subdivision = 10 # no effect?
# wr.cubic_line_subdivision = 10 # no effect?
# wr.set_font(0)
# wr.set_font_by_path("/usr/share/fonts/truetype/freefont/FreeSerif.ttf")
s3 = ttt.ttt(text, wr)
exts = wr.extents
# print exts
segs = wr.get_segments()
return (segs, exts)
if __name__ == "__main__":
print("%s %s" % (ovd.version(), ovd.build_type()))
# w=2500
# h=1500
# w=1920
# h=1080
w = 1024
h = 1024
myscreen = ovdvtk.VTKScreen(width=w, height=h)
ovdvtk.drawOCLtext(myscreen, rev_text=ovd.version())
scale = 1
far = 1
camPos = far
zmult = 3
# lwr.Write()
if __name__ == "__main__":
# w=2500
# h=1500
# w=1920
# h=1080
# w=1024
# h=1024
w = 800
h = 600
myscreen = ovdvtk.VTKScreen(width=w, height=h)
ovdvtk.drawOCLtext(myscreen, rev_text=ovd.version())
w2if = vtk.vtkWindowToImageFilter()
w2if.SetInput(myscreen.renWin)
lwr = vtk.vtkPNGWriter()
lwr.SetInputConnection(w2if.GetOutputPort())
# w2if.Modified()
# lwr.SetFileName("tux1.png")
scale = 1
myscreen.render()
random.seed(42)
far = 1
camPos = far
zmult = 3
# camPos/float(1000)
[segs, extents, scale] = get_scaled_segs( mytext )
print_scale= float(text_length)/float(0.6)
times = insert_many_polygons(vd,segs) # insert segments into vd
# count the number of segments
num_segs = 0
for s in segs:
num_segs = num_segs + len(s)
text_length = (extents.maxx-extents.minx)*scale*print_scale
text_height = (extents.maxy-extents.miny)*scale*print_scale
# print comments to g-code file
print "( ttt2medial.py - experimental v-carving script )"
print "( TTT++",ttt.version()," )"
print "( OpenVoronoi",ovd.version()," )"
print "( number of polygons: ", len(segs)," )"
print "( number of segments: ", num_segs ," )"
print "( text length: ", text_length ," )"
print "( text height: ",text_height," )"
print "( VD built in %02.3f seconds = %02f us* n*log2{n} )" % ( sum(times), 1e6*float(sum(times))/(float(num_segs)*float(math.log10(num_segs)/math.log10(2))) )
print "( VD check: ", vd.check(), " )"
pi = ovd.PolygonInterior( True ) # filter so that only polygon interior remains
vd.filter_graph(pi)
ma = ovd.MedialAxis() # filter so that only medial axis remains
vd.filter_graph(ma)
ngc_writer.preamble()
printMedial( vd , print_scale) # the actual cutting g-code
ngc_writer.postamble()
import openvoronoi as ovd
import time
import math
import sys
import pickle
import gzip
import ovdgenerators as gens
if __name__ == "__main__":
print ovd.version()
far = 1
Nmax = int(math.pow(2,10)) # number of line-segments to generate
print "waiting for ",Nmax," segments..",
sys.stdout.flush()
t_before = time.time()
segs = gens.randomSegments(far,Nmax)
t_after = time.time()
print ".done in {0:.3f} s.".format( t_after-t_before )
filename = "randomsegments_{0}.pickle.gz".format(Nmax)
pstring = pickle.dumps( segs, 2 ) # 2 is binary format
f = gzip.open(filename, 'wb')
f.write(pstring)
f.close()
print "PYTHON All DONE."
import sys
import pickle
import gzip
if __name__ == "__main__":
# size of viewport in pixels
# w=2500
# h=1500
# w=1920
# h=1080
w = 1024
h = 800
myscreen = ovdvtk.VTKScreen(width=w, height=h)
ovdvtk.drawOCLtext(myscreen, rev_text=ovd.version())
w2if = vtk.vtkWindowToImageFilter() # for screenshots
w2if.SetInput(myscreen.renWin)
lwr = vtk.vtkPNGWriter()
lwr.SetInputConnection(w2if.GetOutputPort())
# w2if.Modified()
# lwr.SetFileName("tux1.png")
scale = 1
myscreen.render()
random.seed(42)
far = 1
camPos = far
zmult = 3
# camPos/float(1000)
while N_offsets > 0:
current_loops = offset_dia.offset(current_offset)
if len(current_loops) > 0:
offset_loops.extend(current_loops)
N_offsets = N_offsets - 1
current_offset = current_offset + second_offset
_log.info("got %d loops from openvoronoi" % len(offset_loops))
return offset_loops
if __name__ == "__main__":
w = 1024
h = 1024
myscreen = ovdvtk.VTKScreen(width=w, height=h) # a VTK window for drawing
ovdvtk.drawOCLtext(myscreen, rev_text=openvoronoi.version()
) # the OpenVoronoi text, revision, and date
# rotate camera for 2D view
far = 1
camPos = far
zmult = 3
# camPos/float(1000)
myscreen.camera.SetPosition(0, -camPos / float(1000), zmult * camPos)
myscreen.camera.SetClippingRange(-(zmult + 1) * camPos,
(zmult + 1) * camPos)
myscreen.camera.SetFocalPoint(0.0, 0, 0)
import sys
filename = "star2_scaled.dxf"
offset_distance = 0.1
t_after = time.time()
seg_time = t_after - t_before
return [pt_time, seg_time]
if __name__ == "__main__":
# w=2500
# h=1500
w = 1920
h = 1080
# w=1024
# h=1024
myscreen = ovdvtk.VTKScreen(width=w, height=h)
ovdvtk.drawOCLtext(myscreen, rev_text=ovd.version())
scale = 1
myscreen.render()
# random.seed(42)
far = 1
camPos = far
zmult = 1.8
# camPos/float(1000)
myscreen.camera.SetPosition(0, -camPos / float(1000), zmult * camPos)
myscreen.camera.SetClippingRange(-(zmult + 1) * camPos, (zmult + 1) * camPos)
myscreen.camera.SetFocalPoint(0.0, 0.22, 0)
# redirect stdout to file
# example with redirection of sys.stdout
foo = WritableObject() # a writable object
while N_offsets > 0:
current_loops = offset_dia.offset(current_offset)
if len(current_loops) > 0:
offset_loops.extend(current_loops)
N_offsets = N_offsets - 1
current_offset = current_offset + second_offset
_log.info("got %d loops from openvoronoi" % len(offset_loops))
return offset_loops
if __name__ == "__main__":
w = 1024
h = 1024
myscreen = ovdvtk.VTKScreen(width=w, height=h) # a VTK window for drawing
ovdvtk.drawOCLtext(myscreen, rev_text=openvoronoi.version()) # the OpenVoronoi text, revision, and date
# rotate camera for 2D view
far = 1
camPos = far
zmult = 3
# camPos/float(1000)
myscreen.camera.SetPosition(0, -camPos / float(1000), zmult * camPos)
myscreen.camera.SetClippingRange(-(zmult + 1) * camPos, (zmult + 1) * camPos)
myscreen.camera.SetFocalPoint(0.0, 0, 0)
import sys
filename = "star2_scaled.dxf"
offset_distance = 0.1
sys.argv = ["dummy", filename, offset_distance]
# 2012-07-25: this reportedly hangs.
import openvoronoi
points = ((-0.7000000000000002, -0.5249999999990376),
(0.7, -0.5249999999990376),
)
print("OpenVoronoi version: %s" % openvoronoi.version())
dia = openvoronoi.VoronoiDiagram(0.972222, 2)
for p in points:
ovp = openvoronoi.Point(*p)
print("Adding %s" % ovp)
dia.addVertexSite(ovp)
print(dia)
print("VD OK?: %s" % dia.check())
# aewallin, I get:
"""
Adding (-0.7, -0.525)
Adding (0.7, -0.525)
VoronoiDiagram
num_vertices = 18
num_edges = 31
num_point_sites = 2
num_line_sites = 0
num_split_vertices = 0
VD OK?: True
import gzip
def drawCircle(myscreen, c, r, circlecolor):
ca = ovdvtk.Circle(center=(c.x,c.y,0) , radius=r, color=circlecolor, resolution=50 )
myscreen.addActor(ca)
if __name__ == "__main__":
#w=2500
#h=1500
#w=1920
#h=1080
w=1024
h=1024
myscreen = ovdvtk.VTKScreen(width=w, height=h)
ovdvtk.drawOCLtext(myscreen, rev_text=ovd.version() )
w2if = vtk.vtkWindowToImageFilter()
w2if.SetInput(myscreen.renWin)
lwr = vtk.vtkPNGWriter()
lwr.SetInput( w2if.GetOutput() )
#w2if.Modified()
#lwr.SetFileName("tux1.png")
scale=1
myscreen.render()
random.seed(42)
far = 1
camPos = far
zmult = 3
# camPos/float(1000)
[segs, extents, scale] = get_scaled_segs(mytext)
print_scale = float(text_length) / float(0.6)
times = insert_many_polygons(vd, segs) # insert segments into vd
# count the number of segments
num_segs = 0
for s in segs:
num_segs = num_segs + len(s)
text_length = (extents.maxx - extents.minx) * scale * print_scale
text_height = (extents.maxy - extents.miny) * scale * print_scale
# print comments to g-code file
print "( ttt2medial.py - experimental v-carving script )"
print "( TTT++", ttt.version(), " )"
print "( OpenVoronoi", ovd.version(), " )"
print "( number of polygons: ", len(segs), " )"
print "( number of segments: ", num_segs, " )"
print "( text length: ", text_length, " )"
print "( text height: ", text_height, " )"
print "( VD built in %02.3f seconds = %02f us* n*log2{n} )" % (
sum(times), 1e6 * float(sum(times)) /
(float(num_segs) * float(math.log10(num_segs) / math.log10(2))))
print "( VD check: ", vd.check(), " )"
pi = ovd.PolygonInterior(
True) # filter so that only polygon interior remains
vd.filter_graph(pi)
ma = ovd.MedialAxis() # filter so that only medial axis remains
vd.filter_graph(ma)
# 10 err fonts.push_back( "/usr/share/fonts/truetype/freefont/FreeSansOblique.ttf" );
s3 = ttt.ttt(text, wr)
segs = wr.get_segments()
return segs
if __name__ == "__main__":
# w=2500
# h=1500
w = 1600
h = 1024
# w=1024
# h=1024
myscreen = ovdvtk.VTKScreen(width=w, height=h)
ovdvtk.drawOCLtext(myscreen, rev_text=ovd.version())
w2if = vtk.vtkWindowToImageFilter()
w2if.SetInput(myscreen.renWin)
lwr = vtk.vtkPNGWriter()
lwr.SetInputConnection(w2if.GetOutputPort())
# w2if.Modified()
# lwr.SetFileName("tux1.png")
scale = 1
far = 1
camPos = far
zmult = 3
myscreen.camera.SetPosition(0, -camPos / float(1000), zmult * camPos)
myscreen.camera.SetClippingRange(-(zmult + 1) * camPos,
(zmult + 1) * camPos)
import openvoronoi as ovd
import time
import math
import sys
import pickle
import gzip
import ovdgenerators as gens
if __name__ == "__main__":
print(ovd.version())
far = 1
Nmax = int(math.pow(2, 10)) # number of line-segments to generate
print("waiting for %s segments.." % Nmax)
sys.stdout.flush()
t_before = time.time()
segs = gens.randomSegments(far, Nmax)
t_after = time.time()
print(".done in {0:.3f} s.".format(t_after - t_before))
filename = "randomsegments_{0}.pickle.gz".format(Nmax)
pstring = pickle.dumps(segs, 2) # 2 is binary format
f = gzip.open(filename, 'wb')
f.write(pstring)
f.close()
print("PYTHON All DONE.")
