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from opencamlib import ocl, pyocl, camvtk
import time
if __name__ == "__main__":
print(ocl.version() )
myscreen = camvtk.VTKScreen()
#stl = camvtk.STLSurf("../../stl/gnu_tux_mod.stl")
stl = camvtk.STLSurf("../../../stl/demo.stl")
myscreen.addActor(stl)
stl.SetWireframe()
stl.SetColor((0.5,0.5,0.5))
polydata = stl.src.GetOutput()
s = ocl.STLSurf()
camvtk.vtkPolyData2OCLSTL(polydata, s)
print("STL surface read,", s.size(), "triangles")
length=5
cutter = ocl.BallCutter(1.4321, length)
#cutter = ocl.CylCutter(1.123, length)
#cutter = ocl.BullCutter(1.123, 0.2, length)
print(cutter)
minx=0
dx=0.1/6
maxx=10
miny=0
dy=1
maxy=10
z=-17
# this generates a list of CL-points in a grid
clpoints = pyocl.CLPointGrid(minx,dx,maxx,miny,dy,maxy,z)
print("generated grid with", len(clpoints)," CL-points")
# batchdropcutter
bdc1 = ocl.BatchDropCutter()
bdc1.setSTL(s)
bdc1.setCutter(cutter)
for p in clpoints:
bdc1.appendPoint(p)
t_before = time.time()
print("threads=",bdc1.getThreads())
bdc1.run()
t_after = time.time()
calctime = t_after-t_before
print(" done in ", calctime," s")
clpoints = bdc1.getCLPoints()
print(len(clpoints), " cl points evaluated")
print("rendering...",)
# draw the CL-points
camvtk.drawCLPointCloud(myscreen, clpoints)
print("done")
myscreen.camera.SetPosition(3, 23, 15)
myscreen.camera.SetFocalPoint(4, 5, 0)
#w2if = vtk.vtkWindowToImageFilter()
#w2if.SetInput(myscreen.renWin)
#lwr = vtk.vtkPNGWriter()
#lwr.SetInput( w2if.GetOutput() )
#w2if.Modified()
#lwr.SetFileName("tux1.png")
#lwr.Write()
t = camvtk.Text()
t.SetText("OpenCAMLib")
t.SetPos( (myscreen.width-200, myscreen.height-30) )
myscreen.addActor( t)
t2 = camvtk.Text()
stltext = "%i triangles\n%i CL-points\n%0.1f seconds" % (s.size(), len(clpoints), calctime)
t2.SetText(stltext)
t2.SetPos( (50, myscreen.height-200) )
myscreen.addActor( t2)
t3 = camvtk.Text()
ctext = "Cutter: %s" % ( str(cutter) )
t3.SetText(ctext)
t3.SetPos( (50, myscreen.height-250) )
myscreen.addActor( t3)
myscreen.render()
myscreen.iren.Start()
raw_input("Press Enter to terminate")
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