def main():
print ocl.revision()
myscreen = camvtk.VTKScreen()
myscreen.camera.SetPosition(-8, -4, 25)
myscreen.camera.SetFocalPoint(0,0, 0)
arpos=-1.5
camvtk.drawArrows(myscreen,center=(arpos,arpos,arpos))
camvtk.drawOCLtext(myscreen)
octtext = camvtk.Text()
octtext.SetPos( (70, myscreen.height-600) )
myscreen.addActor( octtext)
octtext.SetText("Octree")
vertex = [ ocl.Point( 1, 1,-1), #// 0
ocl.Point(-1, 1,-1), #// 1
ocl.Point(-1,-1,-1), #// 2
ocl.Point( 1,-1,-1), #// 3
ocl.Point( 1, 1, 1), #// 4
ocl.Point(-1, 1, 1), #// 5
ocl.Point(-1,-1, 1), #// 6
ocl.Point( 1,-1, 1) #// 7
]
n=0
for v in vertex:
myscreen.addActor( camvtk.Sphere(center=(v.x,v.y,v.z), radius=0.1,color=camvtk.red))
v=v
t = camvtk.Text3D(color=camvtk.red, center=(v.x+0.1,v.y+0.1,v.z), text=str(n), scale=0.2, camera=myscreen.camera)
myscreen.addActor(t)
n=n+1
edgeTable = [ [0,1] ,
[1,2] ,
[2,3] ,
[3,0] ,
[4,5] ,
[5,6] ,
[6,7] ,
[7,4] ,
[0,4] ,
[1,5] ,
[2,6] ,
[3,7] ,
]
# draw the edges as tubes
ne = 0
for e in edgeTable:
ep1 = vertex[ e[0] ]
ep2 = vertex[ e[1] ]
tu = camvtk.Tube( p1=(ep1.x,ep1.y,ep1.z), p2=(ep2.x,ep2.y,ep2.z), radius=0.051, color=camvtk.green )
myscreen.addActor(tu)
mid = 0.5*(ep1 + ep2)
t = camvtk.Text3D(color=camvtk.green, center=(mid.x+0.1,mid.y+0.1,mid.z), text=str(ne), scale=0.2, camera=myscreen.camera)
myscreen.addActor(t)
ne=ne+1
# number the faces
face = [ [2,3,6,7] ,
[0,3,4,7] ,
[0,1,4,5] ,
[1,2,5,6] ,
[0,1,2,3] ,
[4,5,6,7] ,
]
nf=0
for f in face:
mid = ocl.Point()
for v in f:
mid = mid+vertex[v]
mid=0.25*mid
t = camvtk.Text3D(color=camvtk.blue, center=(mid.x,mid.y,mid.z), text=str(nf), scale=0.2, camera=myscreen.camera)
myscreen.addActor(t)
nf=nf+1
myscreen.render()
print "All done."
myscreen.iren.Start()
def main(filename="frame/f.png",yc=6, n=0):
print(ocl.revision())
f=ocl.Ocode()
f.set_depth(7)
f.set_scale(1)
myscreen = camvtk.VTKScreen()
myscreen.camera.SetPosition(50, 22, 40)
myscreen.camera.SetFocalPoint(0,0, 0)
myscreen.camera.Azimuth( n*0.5 )
# box around octree
oct_cube = camvtk.Cube(center=(0,0,0), length=4*f.get_scale(), color=camvtk.white)
oct_cube.SetWireframe()
myscreen.addActor(oct_cube)
# screenshot writer
w2if = vtk.vtkWindowToImageFilter()
w2if.SetInput(myscreen.renWin)
lwr = vtk.vtkPNGWriter()
lwr.SetInput( w2if.GetOutput() )
arrowcenter=(1,2,0)
xar = camvtk.Arrow(color=camvtk.red, center=arrowcenter, rotXYZ=(0,0,0))
myscreen.addActor(xar)
yar = camvtk.Arrow(color=camvtk.green, center=arrowcenter, rotXYZ=(0,0,90))
myscreen.addActor(yar)
zar = camvtk.Arrow(color=camvtk.blue, center=arrowcenter, rotXYZ=(0,-90,0))
myscreen.addActor(zar)
t = ocl.LinOCT()
t2 = ocl.LinOCT()
t.init(0)
#exit()
t2.init(2)
#drawTree2(myscreen, t, opacity=0.2)
#myscreen.render()
#myscreen.iren.Start()
#exit()
print(" after init() t :", t.str())
#print " after init() t2 :", t2.str()
# sphere
svol = ocl.SphereOCTVolume()
svol.radius=1
svol.center = ocl.Point(0,0,1)
svol.calcBB()
# cube
cube1 = ocl.CubeOCTVolume()
cube1.side=2.123
cube1.center = ocl.Point(0,0,0)
cube1.calcBB()
#cylinder
cylvol = ocl.CylinderOCTVolume()
cylvol.p2 = ocl.Point(1,5,-2)
cylvol.radius= 0.4
cylvol.calcBB()
# draw exact cylinder
cp = 0.5*(cylvol.p1 + cylvol.p2)
height = (cylvol.p2-cylvol.p1).norm()
cylvolactor = camvtk.Cylinder(center=(cp.x, cp.y, cp.z-float(height)/2), radius = cylvol.radius, height=height, rotXYZ=(90,0,0))
cylvolactor.SetWireframe()
#myscreen.addActor(cylvolactor)
c = ocl.CylCutter(1)
c.length = 3
print("cutter length=", c.length)
p1 = ocl.Point(0.2,0.2,0)
p2 = ocl.Point(1.5,1.5,-1)
g1vol = ocl.CylMoveOCTVolume(c, p1, p2)
cyl1 = camvtk.Cylinder(center=(p1.x,p1.y,p1.z), radius=c.radius,
height=c.length,
rotXYZ=(90,0,0), color=camvtk.grey)
cyl1.SetWireframe()
myscreen.addActor(cyl1)
cyl2 = camvtk.Cylinder(center=(p2.x,p2.y,p2.z), radius=c.radius,
height=c.length,
rotXYZ=(90,0,0), color=camvtk.grey)
cyl2.SetWireframe()
myscreen.addActor(cyl2)
startp = camvtk.Sphere(center=(p1.x,p1.y,p1.z), radius=0.1, color=camvtk.green)
myscreen.addActor(startp)
endp = camvtk.Sphere(center=(p2.x,p2.y,p2.z), radius=0.1, color=camvtk.red)
myscreen.addActor(endp)
#t.build( g1vol )
t_before = time.time()
#t.build( g1vol )
t.build( svol )
t_after = time.time()
print("build took ", t_after-t_before," s")
t_before = time.time()
t2.build( cube1)
t_after = time.time()
print("build took ", t_after-t_before," s")
#t.sort()
#t2.sort()
print("calling diff()...",)
t_before = time.time()
#dt = t2.operation(1,t)
t2.diff(t)
t_after = time.time()
print("done.")
print("diff took ", t_after-t_before," s")
print("diff has ", t2.size()," nodes")
#drawBB( myscreen, g1vol)
#print "drawBB() done"
# original trees
print("drawing trees")
drawTree2(myscreen,t,opacity=1, color=camvtk.green)
drawTree2(myscreen,t2,opacity=0.2, color=camvtk.cyan)
drawTree2(myscreen,t2,opacity=1, color=camvtk.cyan, offset=(5,0,0))
# box-volume
#cor = g1vol.box.corner
#v1 = g1vol.box.v1 + cor
#v2 = g1vol.box.v2 + cor
#v3 = g1vol.box.v3 + cor
#myscreen.addActor( camvtk.Sphere(center=(cor.x,cor.y,cor.z), radius=0.1, color=camvtk.red) )
#myscreen.addActor( camvtk.Sphere(center=(v1.x,v1.y,v1.z), radius=0.1, color=camvtk.blue) )
#myscreen.addActor( camvtk.Sphere(center=(v2.x,v2.y,v2.z), radius=0.1, color=camvtk.cyan) )
#myscreen.addActor( camvtk.Sphere(center=(v3.x,v3.y,v3.z), radius=0.1, color=camvtk.pink) )
# elliptical tube
pmax = p1 + 1.5* (p2-p1)
pmin = p1 - 0.5* (p2-p1)
myscreen.addActor( camvtk.Sphere(center=(pmax.x,pmax.y,pmax.z), radius=0.1, color=camvtk.lgreen) )
myscreen.addActor( camvtk.Sphere(center=(pmin.x,pmin.y,pmin.z), radius=0.1, color=camvtk.pink) )
aaxis = pmin + ocl.Point(-0.353553, 0.353553, 0)
baxis = pmin + ocl.Point(0.0243494, 0.0243494, 0.126617)
myscreen.addActor( camvtk.Sphere(center=(aaxis.x,aaxis.y,aaxis.z), radius=0.1, color=camvtk.orange) )
myscreen.addActor( camvtk.Sphere(center=(baxis.x,baxis.y,baxis.z), radius=0.1, color=camvtk.yellow) )
##camvtk.Cylinder(center=(pmin.x,pmin.y,pmin.z), radius=0.1, color=camvtk.pink)
"""
for n in range(0,30):
tp = ocl.Point(2.5,2.5,2-n*0.3)
tpc = camvtk.black
if (cylvol.isInside(tp)):
tpc = camvtk.red
else:
tpc = camvtk.cyan
tp_sphere = camvtk.Sphere(center=(tp.x,tp.y,tp.z), radius=0.1, color= tpc)
myscreen.addActor(tp_sphere)
"""
#drawTree(myscreen,t2,opacity=1, color=camvtk.red)
#print " diff12()...",
#t3 = t2.operation(1,t)
#print "done."
#print " diff21()...",
#t4 = t2.operation(2,t)
#print "done."
#print " intersection()...",
#t5 = t2.operation(3,t)
#print "done."
#print " sum()...",
#t6 = t2.operation(4,t)
#print "done."
#print " difference 1-2 t3 (blue) =", t3.size()
#print " difference 2-1 t4 (yellow)=", t4.size()
#print " intersection t5 (pink) =", t5.size()
#print " union t6 (grey) =", t6.size()
#drawTree(myscreen,t3,opacity=1, color=camvtk.blue, offset=(0,15,0))
#drawTree(myscreen,t4,opacity=1, color=camvtk.yellow,offset=(0,-15,0))
#drawTree(myscreen,t5,opacity=1, color=camvtk.pink,offset=(-15,0,0))
#drawTree(myscreen,t6,opacity=1, color=camvtk.grey,offset=(-15,-15,0))
title = camvtk.Text()
title.SetPos( (myscreen.width-350, myscreen.height-30) )
title.SetText("OpenCAMLib " + datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S"))
myscreen.addActor(title)
#st2 = camvtk.Text()
#ytext = "Linear OCTree set operations: difference, intersection, union"
#st2.SetText(ytext)
#st2.SetPos( (50, myscreen.height-30) )
#myscreen.addActor( st2)
#st3 = camvtk.Text()
#text = "Original OCTrees\n Ball:%d nodes\n Cube: %d nodes" % ( t.size(), t2.size() )
#st3.SetText(text)
#st3.SetPos( (50, 200) )
#myscreen.addActor( st3)
#st4 = camvtk.Text()
#un = " Union (grey): %d nodes\n" % (t6.size())
#int = " Intersection (pink): %d nodes\n" % (t5.size())
#diff1 = " difference Cube-Ball (blue): %d nodes\n" % (t3.size())
#diff2 = " difference Ball-Cube (yellow): %d nodes\n" % (t4.size())
#text= un+int+diff1+diff2
#st4.SetText(text)
#st4.SetPos( (50, 100) )
#myscreen.addActor( st4)
print(" render()...",)
myscreen.render()
print("done.")
lwr.SetFileName(filename)
time.sleep(0.2)
#lwr.Write()
myscreen.iren.Start()
def main():
print(ocl.revision())
myscreen = camvtk.VTKScreen()
myscreen.camera.SetPosition(-15, -8, 15)
myscreen.camera.SetFocalPoint(0,0, 0)
# axis arrows
camvtk.drawArrows(myscreen,center=(0,0,0))
s = ocl.SphereOCTVolume()
s.center = ocl.Point(-2.50,-0.6,0)
s.radius = 0.6345
#sphere = camvtk.Sphere( center=(s.center.x,s.center.y,s.center.z), radius=s.radius, color=camvtk.cyan)
#sphere.SetOpacity(0.1)
#myscreen.addActor( sphere );
# screenshot writer
w2if = vtk.vtkWindowToImageFilter()
w2if.SetInput(myscreen.renWin)
lwr = vtk.vtkPNGWriter()
lwr.SetInput( w2if.GetOutput() )
# text
camvtk.drawOCLtext(myscreen)
octtext = camvtk.Text()
octtext.SetPos( (myscreen.width-400, myscreen.height-290) )
myscreen.addActor( octtext)
cp= ocl.Point(0,0,-3)
#depths = [3, 4, 5, 6, 7, 8]
max_depth = 7
root_scale = 3
t = ocl.Octree(root_scale, max_depth, cp)
t.init(4)
n = 0 # the frame number
nmax=30
theta=0
dtheta=0.05
s.center = ocl.Point( 1.5*math.cos(theta),0.3*math.sin(theta),theta)
mc = ocl.MarchingCubes()
tris=[]
while (n<=nmax):
print("diff...",)
t_before = time.time()
t.diff_negative(s)
t_after = time.time()
build_time = t_after-t_before
print("done in ", build_time," s")
infotext= "Octree + Marching-Cubes test\nmax octree-depth:%i \ntriangles: %i \nbuild() time: %f ms" % (max_depth,
len(tris), build_time*1e3 )
octtext.SetText(infotext)
if n==nmax:
t_before = time.time()
print("mc()...",)
tris = mc.mc_tree(t) #.mc_triangles()
t_after = time.time()
mc_time = t_after-t_before
print("done in ", mc_time," s")
print(" mc() got ", len(tris), " triangles")
mc_surf = camvtk.STLSurf( triangleList=tris, color=camvtk.red )
mc_surf.SetWireframe()
mc_surf.SetColor(camvtk.cyan)
print(" STLSurf()...",)
myscreen.addActor( mc_surf )
print("done.")
#nodes = t.get_leaf_nodes()
#allpoints=[]
#for no in nodes:
# verts = no.vertices()
# for v in verts:
# allpoints.append(v)
#oct_points = camvtk.PointCloud( allpoints )
#print " PointCloud()...",
#myscreen.addActor( oct_points )
#print "done."
print(" render()...",)
myscreen.render()
print("done.")
#lwr.SetFileName("frames/mc8_frame"+ ('%06d' % n)+".png")
#myscreen.camera.Azimuth( 2 )
#myscreen.render()
#w2if.Modified()
#lwr.Write()
#mc_surf.SetWireframe()
#print "sleep...",
#time.sleep(1.02)
#print "done."
if n is not nmax:
myscreen.removeActor( mc_surf )
#myscreen.removeActor( oct_points )
# move forward
theta = n*dtheta
s.center = ocl.Point( 1.5*math.cos(theta),0.3*math.sin(theta),0.01*theta)
print("center moved to", s.center)
n=n+1
print("All done.")
myscreen.iren.Start()
def main():
print(ocl.revision())
myscreen = camvtk.VTKScreen()
myscreen.camera.SetPosition(-15, -8, 15)
myscreen.camera.SetFocalPoint(0,0, 0)
# axis arrows
#camvtk.drawArrows(myscreen,center=(0,0,0))
s = ocl.SphereOCTVolume()
s.center = ocl.Point(-2.50,-0.6,0)
s.radius = 1.1345
# screenshot writer
w2if = vtk.vtkWindowToImageFilter()
w2if.SetInput(myscreen.renWin)
lwr = vtk.vtkPNGWriter()
lwr.SetInput( w2if.GetOutput() )
cp= ocl.Point(0,0,-16)
#depths = [3, 4, 5, 6, 7, 8]
max_depth = 8
root_scale = 16
t = ocl.Octree(root_scale, max_depth, cp)
t.init(4)
n = 0 # the frame number
nmax=80
theta=0
dtheta=0.06
thetalift=-0.01
s.center = ocl.Point( 1.3*math.cos(theta),1.3*math.sin(theta),thetalift*theta)
mc = ocl.MarchingCubes()
while (n<=nmax):
print("diff...",)
t_before = time.time()
t.diff_negative(s)
t_after = time.time()
build_time = t_after-t_before
print("done in ", build_time," s")
if n==nmax:
t_before = time.time()
print("mc()...",)
tris = mc.mc_tree(t) #.mc_triangles()
t_after = time.time()
mc_time = t_after-t_before
print("done in ", mc_time," s")
print(" mc() got ", len(tris), " triangles")
mc_surf = camvtk.STLSurf( triangleList=tris, color=camvtk.red )
#mc_surf.SetWireframe()
mc_surf.SetColor(camvtk.cyan)
print(" STLSurf()...",)
myscreen.addActor( mc_surf )
print("done.")
nodes = t.get_leaf_nodes()
allpoints=[]
#for no in nodes:
# verts = no.vertices()
# for v in verts:
# allpoints.append(v)
#oct_points = camvtk.PointCloud( allpoints )
print(" PointCloud()...",)
#myscreen.addActor( oct_points )
print("done.")
print(" render()...",)
myscreen.render()
print("done.")
#lwr.SetFileName("frames/mc8_frame"+ ('%06d' % n)+".png")
#myscreen.camera.Azimuth( 2 )
#myscreen.render()
#w2if.Modified()
#lwr.Write()
#mc_surf.SetWireframe()
#print "sleep...",
#time.sleep(1.02)
#print "done."
if n is not nmax:
myscreen.removeActor( mc_surf )
#myscreen.removeActor( oct_points )
# move forward
theta = n*dtheta
sp1 = ocl.Point(s.center)
s.center = ocl.Point( 1.3*math.cos(theta),1.3*math.sin(theta),thetalift*theta)
sp2 = ocl.Point(s.center)
print("line from ",sp1," to ",sp2)
if n is not nmax:
myscreen.addActor( camvtk.Line( p1=(sp1.x,sp1.y,sp1.z),p2=(sp2.x,sp2.y,sp2.z), color=camvtk.red ) )
print("center moved to", s.center)
n=n+1
print("All done.")
myscreen.iren.Start()
import ocl
import camvtk
import time
import vtk
import datetime
import math
if __name__ == "__main__":
print(ocl.revision())
myscreen = camvtk.VTKScreen()
a = ocl.Point(0, 1, 0.3)
myscreen.addActor(camvtk.Point(center=(a.x, a.y, a.z), color=(1, 0, 1)))
b = ocl.Point(1, 0.5, 0.3)
myscreen.addActor(camvtk.Point(center=(b.x, b.y, b.z), color=(1, 0, 1)))
c = ocl.Point(0, 0, 0.1)
myscreen.addActor(camvtk.Point(center=(c.x, c.y, c.z), color=(1, 0, 1)))
myscreen.addActor(camvtk.Line(p1=(a.x, a.y, a.z), p2=(c.x, c.y, c.z)))
myscreen.addActor(camvtk.Line(p1=(c.x, c.y, c.z), p2=(b.x, b.y, b.z)))
myscreen.addActor(camvtk.Line(p1=(a.x, a.y, a.z), p2=(b.x, b.y, b.z)))
t = ocl.Triangle(b, c, a)
s = ocl.STLSurf()
s.addTriangle(t) # a one-triangle STLSurf
#cutter = ocl.CylCutter(0.31, 5)
#cutter = ocl.BallCutter(0.4, 5)
cutter = ocl.BullCutter(0.4, 0.1, 5)
print("fiber...")
zh = 0.23
def main():
print(ocl.revision())
myscreen = camvtk.VTKScreen()
myscreen.camera.SetPosition(2, 2, 5)
myscreen.camera.SetFocalPoint(0.5,0, 1)
# axis arrows
camvtk.drawArrows(myscreen,center=(-2,-2,0))
camvtk.drawOCLtext(myscreen)
s = ocl.BallCutterVolume()
#s = ocl.CylCutterVolume()
#s = ocl.BullCutterVolume()
#s.center = ocl.Point(-2.50,-0.6,0)
s.r1=0.3
s.r2=0.1
s.radius = 0.4
s.length = 2
startpoint = ocl.Point(0.46,1.0,0.4)
s.setPos( startpoint )
# screenshot writer
w2if = vtk.vtkWindowToImageFilter()
w2if.SetInput(myscreen.renWin)
lwr = vtk.vtkPNGWriter()
lwr.SetInput( w2if.GetOutput() )
cp= ocl.Point(0,0,0) # center of octree
max_depth = 6
root_scale = 1
t = ocl.Octree(root_scale, max_depth, cp)
t.init(2)
n = 0 # the frame number
print("root_scale = ", t.root_scale())
print(" max_depth = ", t.max_depth())
print(" leaf_scale=", t.leaf_scale())
# X
#stockbox = ocl.PlaneVolume( 1, 0, -0.9)
#t.diff_negative(stockbox)
#stockbox = ocl.PlaneVolume( 0, 0, 0.9 )
#t.diff_negative(stockbox)
# Y
#stockbox = ocl.PlaneVolume( 1, 1, -0.9)
#t.diff_negative(stockbox)
#stockbox = ocl.PlaneVolume( 0, 1, 0.9 )
#t.diff_negative(stockbox)
# Z
#stockbox = ocl.PlaneVolume( 1, 2, 0.1 )
#t.diff_negative(stockbox)
#stockbox = ocl.PlaneVolume( 0, 2, 0.8)
#t.diff_negative(stockbox)
#t.diff_negative(s)
mc = ocl.MarchingCubes()
print("mc()...",)
tris = mc.mc_tree(t) # t.mc_triangles()
print(" mc() got ", len(tris), " triangles")
#tris2 = t.side_triangles()
#print "appending"
#for tr in tris2:
# tris.append(tr)
#print " side_triangles() got ", len(tris2), " triangles"
mc_surf = camvtk.STLSurf( triangleList=tris )
mc_surf.SetColor(camvtk.cyan)
#s_surf = camvtk.STLSurf( triangleList=tris2 )
#s_surf.SetColor(camvtk.yellow)
#mc_surf.SetWireframe()
#mc_surf.SetOpacity(0.3)
print(" STLSurf()...",)
myscreen.addActor( mc_surf )
#myscreen.addActor( s_surf )
print("done.")
myscreen.render()
myscreen.render()
#myscreen.iren.Start()
#exit()
myscreen.removeActor( mc_surf )
#myscreen.removeActor( s_surf )
#renderinterleave=900
#step_time = 0
Nmax=10
#dy = float(-2)/float(Nmax)
dy = - 2* t.leaf_scale()
cl = startpoint
while (n<Nmax):
cl = cl + ocl.Point(0.0,dy,0)
#cl = ocl.Point( clpoints[n].x, clpoints[n].y, clpoints[n].z )
s.setPos( cl ) # move the cutter
t_before = time.time()
t.diff_negative(s) # subtract cutter from stock
t_after = time.time()
build_time = t_after-t_before
#print n," diff() took ",build_time," s"
#step_time=step_time+build_time
if n<Nmax:
myscreen.removeActor( mc_surf )
#myscreen.removeActor( s_surf )
#for c in cactors:
# myscreen.removeActor( c )
#call_ms = 1e3*step_time/renderinterleave
#print renderinterleave," diff() calls in", step_time, " = ", call_ms," ms/call"
#infotext= "Octree max_depth=%i \nCL-point %i of %i \ndiff() CPU-time: %f ms/CL-point" % (max_depth,n,
# len(clpoints), call_ms )
#octtext.SetText(infotext)
#postext= "X: %f\nY: %f\nZ: %f" % (cl.x,cl.y,cl.z )
#cltext.SetText(postext)
#cactors = camvtk.drawBallCutter(myscreen, cutter, cl)
#t_before = time.time()
#print "mc()...",
tris = mc.mc_tree(t) #t.mc_triangles()
#tris2 = t.side_triangles()
#print "appending"
#for tr in tris2:
# tris.append(tr)
#mc_time = time.time()-t_before
#print "done in ", mc_time," s"
#print " mc() got ", len(tris), " triangles"
#print " STLSurf()...",
mc_surf = camvtk.STLSurf( triangleList=tris )
mc_surf.SetWireframe()
mc_surf.SetColor(camvtk.cyan)
myscreen.addActor( mc_surf )
#s_surf = camvtk.STLSurf( triangleList=tris2 )
#s_surf.SetWireframe()
#s_surf.SetColor(camvtk.yellow)
#myscreen.addActor( s_surf )
#print "done."
#print " render()...",
myscreen.render()
#myscreen.camera.Azimuth( 0.1 )
#lwr.SetFileName("frames/wireframe3_d8_frame"+ ('%06d' % n)+".png")
#w2if.Modified()
#lwr.Write()
#print "done."
#time.sleep(0.4)
print(n, " mc_tris=",len(tris))
#," side_tris=",len(tris2)
n=n+1
#myscreen.camera.SetPosition(3*math.cos( 7*float(n)/(float(Nmax)) ), 3*math.sin( 7*float(n)/(float(Nmax)) ), 5)
#myscreen.camera.Azimuth( math.sin( 5*float(n)/(float(Nmax)) ) )
print("all done.")
myscreen.iren.Start()
exit()
def main(filename="frame/f.png"):
print ocl.revision()
myscreen = camvtk.VTKScreen()
myscreen.camera.SetPosition(-15, -8, 15)
myscreen.camera.SetFocalPoint(5,5, 0)
# axis arrows
camvtk.drawArrows(myscreen,center=(-1,-1,0))
# screenshot writer
w2if = vtk.vtkWindowToImageFilter()
w2if.SetInput(myscreen.renWin)
lwr = vtk.vtkPNGWriter()
lwr.SetInput( w2if.GetOutput() )
c = ocl.CylCutter(2) # cutter
c.length = 3
print "cutter length=", c.length
# generate CL-points
stl = camvtk.STLSurf("../stl/demo.stl")
polydata = stl.src.GetOutput()
s = ocl.STLSurf()
camvtk.vtkPolyData2OCLSTL(polydata, s)
print "STL surface read,", s.size(), "triangles"
print s.getBounds()
#exit()
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.CLPointGridZigZag(minx,dx,maxx,miny,dy,maxy,z)
print "generated grid with", len(clpoints)," CL-points"
# batchdropcutter
bdc = ocl.BatchDropCutter()
bdc.setSTL(s,1)
bdc.setCutter(c)
for p in clpoints:
bdc.appendPoint(p)
t_before = time.time()
print "threads=",bdc.nthreads
bdc.dropCutter4()
t_after = time.time()
calctime = t_after-t_before
print " done in ", calctime," s"
clpoints = bdc.getCLPoints()
# filter
print "filtering. before filter we have", len(clpoints),"cl-points"
f = ocl.LineCLFilter()
f.setTolerance(0.001)
for p in clpoints:
f.addCLPoint(p)
f.run()
clpts = f.getCLPoints()
print "after filtering we have", len(clpts),"cl-points"
#exit()
# stupid init code
f=ocl.Ocode()
tree_maxdepth=8
f.set_depth(tree_maxdepth) # depth and scale set here.
f.set_scale(10)
# cube
stockvol = ocl.BoxOCTVolume()
stockvol.corner = ocl.Point(0,0,-0.5)
stockvol.v1 = ocl.Point(10,0,0)
stockvol.v2 = ocl.Point(0,10,0)
stockvol.v3 = ocl.Point(0,0,3)
stockvol.calcBB()
#cube1.side=10.0
#cube1.center = ocl.Point(0,0,0)
#cube1.calcBB()
t_before = time.time()
stock = ocl.LinOCT()
stock.init(3)
stock.build( stockvol )
calctime = time.time()-t_before
print " stock built in ", calctime," s, stock.size()=",stock.size()
# draw initial octree
#tlist = pyocl.octree2trilist(stock)
#surf = camvtk.STLSurf(triangleList=tlist)
#myscreen.addActor(surf)
# draw initial cutter
#startp = ocl.Point(0,0,0)
#cyl = camvtk.Cylinder(center=(startp.x,startp.y,startp.z), radius=c.radius,
# height=c.length,
# rotXYZ=(90,0,0), color=camvtk.grey)
#cyl.SetWireframe()
#myscreen.addActor(cyl)
timetext = camvtk.Text()
timetext.SetPos( (myscreen.width-300, myscreen.height-30) )
myscreen.addActor( timetext)
ocltext = camvtk.Text()
ocltext.SetPos( (myscreen.width-300, myscreen.height-60) )
myscreen.addActor( ocltext)
ocltext.SetText("OpenCAMLib")
octtext = camvtk.Text()
octtext.SetPos( (myscreen.width-300, myscreen.height-90) )
myscreen.addActor( octtext)
octtext.SetText("Octree cutting-simulation")
infotext = camvtk.Text()
infotext.SetPos( (myscreen.width-300, myscreen.height-180) )
myscreen.addActor( infotext)
Nmoves = len(clpts)
print Nmoves,"CL-points to process"
for n in xrange(0,Nmoves-1):
timetext.SetText(datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S"))
#if n<Nmoves-1:
print n," to ",n+1
startp = clpts[n] # start of move
endp = clpts[n+1] # end of move
t_before = time.time()
sweep = ocl.LinOCT()
sweep.init(0)
calctime = time.time()-t_before
print " sweep-init done in ", calctime," s, sweep.size()=",sweep.size()
g1vol = ocl.CylMoveOCTVolume(c, ocl.Point(startp.x,startp.y,startp.z), ocl.Point(endp.x,endp.y,endp.z))
t_before = time.time()
sweep.build( g1vol )
calctime = time.time()-t_before
print " sweep-build done in ", calctime," s, sweep.size()=",sweep.size()
# draw cutter
cyl1 = camvtk.Cylinder(center=(startp.x,startp.y,startp.z), radius=c.radius,
height=c.length,
rotXYZ=(90,0,0), color=camvtk.lgreen)
cyl1.SetWireframe()
#myscreen.addActor(cyl1)
cyl2 = camvtk.Cylinder(center=(endp.x,endp.y,endp.z), radius=c.radius,
height=c.length,
rotXYZ=(90,0,0), color=camvtk.pink)
cyl2.SetWireframe()
#myscreen.addActor(cyl2)
#camvtk.drawCylCutter(myscreen, c, startp)
#camvtk.drawCylCutter(myscreen, c, endp)
myscreen.addActor( camvtk.Line( p1=(startp.x,startp.y,startp.z), p2=(endp.x,endp.y,endp.z), color=camvtk.red))
#camvtk.drawTree2(myscreen,sweep,color=camvtk.red,opacity=0.5)
t_before = time.time()
stock.diff(sweep)
calctime = time.time()-t_before
print " diff done in ", calctime," s, stock.size()", stock.size()
info = "tree-depth:%i \nmove: %i \nstock-nodes: %i \nsweep-nodes: %i" % (tree_maxdepth, n, stock.size(), sweep.size() )
infotext.SetText(info)
if (n%1==0 or n==Nmoves-2): # draw only every m:th frame
# sweep surface
t_before = time.time()
#sweep_tlist = pyocl.octree2trilist(sweep)
sweep_tlist = sweep.get_triangles()
sweepsurf = camvtk.STLSurf(triangleList=sweep_tlist)
sweepsurf.SetColor(camvtk.red)
sweepsurf.SetOpacity(0.1)
myscreen.addActor(sweepsurf)
calctime = time.time()-t_before
print " sweepsurf-render ", calctime," s"
# stock surface
t_before = time.time()
#tlist = pyocl.octree2trilist(stock)
tlist = stock.get_triangles()
stocksurf = camvtk.STLSurf(triangleList=tlist)
stocksurf.SetColor(camvtk.cyan)
stocksurf.SetOpacity(1.0)
myscreen.addActor(stocksurf)
calctime = time.time()-t_before
print " stocksurf-render ", calctime," s"
#time.sleep(1.1)
# write screenshot to disk
lwr.SetFileName("frames/cutsim_frame"+ ('%03d' % n)+".png")
#lwr.SetFileName(filename)
t_before = time.time() # time the render process
myscreen.render()
w2if.Modified()
lwr.Write()
calctime = time.time()-t_before
print " render ", calctime," s"
#myscreen.render()
#time.sleep(0.1)
myscreen.removeActor(sweepsurf)
if n != (Nmoves-2):
myscreen.removeActor(stocksurf)
#myscreen.removeActor(cyl1)
#myscreen.removeActor(cyl2)
#myscreen.render()
#time.sleep(0.1)
print " render()...",
myscreen.render()
print "done."
#time.sleep(0.2)
myscreen.iren.Start()
import ocl
import pyocl
import camvtk
import time
import vtk
import datetime
if __name__ == "__main__":
print ocl.revision()
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
a = ocl.Point(1,0,0)
myscreen.addActor(camvtk.Point(center=(a.x,a.y,a.z), color=(1,0,1)));
b = ocl.Point(0,1,0)
myscreen.addActor(camvtk.Point(center=(b.x,b.y,b.z), color=(1,0,1)));
c = ocl.Point(0,0,0.3)
myscreen.addActor( camvtk.Point(center=(c.x,c.y,c.z), color=(1,0,1)));
myscreen.addActor( camvtk.Line(p1=(a.x,a.y,a.z),p2=(c.x,c.y,c.z)) )
myscreen.addActor( camvtk.Line(p1=(c.x,c.y,c.z),p2=(b.x,b.y,b.z)) )
myscreen.addActor( camvtk.Line(p1=(a.x,a.y,a.z),p2=(b.x,b.y,b.z)) )
t = ocl.Triangle(a,b,c)
cutter = ocl.BullCutter(1,0.2)
#cutter = ocl.CylCutter(0.5)
#cutter = ocl.BallCutter(1.5)
print(ocl.revision())
print(cutter)
print("rendering...",)
# insert code here to actually do something...
print("done.")
myscreen.camera.SetPosition(0.5, 3, 2)
myscreen.camera.SetFocalPoint(0.5, 0.5, 0)
myscreen.render()
def drawScreen(a,b,c,filename,write_flag):
print ocl.revision()
myscreen = camvtk.VTKScreen()
#a = ocl.Point(0,1,0.3)
myscreen.addActor(camvtk.Point(center=(a.x,a.y,a.z), color=(1,0,1)))
#b = ocl.Point(1,0.5,0.3)
myscreen.addActor(camvtk.Point(center=(b.x,b.y,b.z), color=(1,0,1)))
#c = ocl.Point(-0.1,0.3,0.0)
myscreen.addActor(camvtk.Point(center=(c.x,c.y,c.z), color=(1,0,1)))
myscreen.addActor( camvtk.Line(p1=(a.x,a.y,a.z),p2=(c.x,c.y,c.z)) )
myscreen.addActor( camvtk.Line(p1=(c.x,c.y,c.z),p2=(b.x,b.y,b.z)) )
myscreen.addActor( camvtk.Line(p1=(a.x,a.y,a.z),p2=(b.x,b.y,b.z)) )
t = ocl.Triangle(b,c,a)
s = ocl.STLSurf()
s.addTriangle(t) # a one-triangle STLSurf
zheights=[-0.3, -0.2, -0.1, -0.05, 0.0, 0.05, 0.1, 0.15, 0.2, 0.25, 0.26, 0.27, 0.28, 0.29 ] # the z-coordinates for the waterlines
zheights=[-0.8, -0.7, -0.6, -0.5, -0.4, -0.3, -0.2, -0.1, -0.05, 0.0, 0.05, 0.1, 0.15, 0.2, 0.28 ]
zheights=[ -0.35, -0.3, -0.25, -0.2, -0.15, -0.1, -0.05, 0.0, 0.05, 0.1, 0.15, 0.2, 0.25, 0.28]
zheights=[]
Nmax=20
zmin=-0.5
zmax= -0.05
dz = (zmax-zmin)/float(Nmax-1)
z = zmin
for n in xrange(Nmax):
zheights.append(z)
z=z+dz
zheights=[]
zheights.append(-0.25)
#zheights=[ -0.35, -0.25, -0.15, -0.05, 0.05, 0.15, 0.25]
#zheights=[ 0.1]
length = 10
diam = 0.6
cutter1 = ocl.CylCutter( diam , length )
cutter2 = ocl.BallCutter( diam , length )
cutter3 = ocl.BullCutter( diam , diam/5, length )
cutter4 = ocl.ConeCutter( diam , math.pi/5, length )
for zh in zheights:
#loops = calcWaterline(zh, cutter1, s)
#drawLoops(myscreen, loops[0], camvtk.yellow)
#loops = calcWaterline(zh, cutter2, s)
#drawLoops(myscreen, loops[0], camvtk.green)
#loops = calcWaterline(zh, cutter3, s)
#drawLoops(myscreen, loops[0], camvtk.yellow)
loops = calcWaterline(zh, cutter4, s)
drawLoops(myscreen, loops[0], camvtk.pink)
#for f in loops[1]:
# drawFiber(myscreen, f, camvtk.red)
#for f in loops[2]:
# drawFiber(myscreen, f, camvtk.lblue)
print "done."
myscreen.camera.SetPosition(1, -1, 3)
myscreen.camera.SetFocalPoint(0.5, 0.5, 0)
camvtk.drawArrows(myscreen,center=(-0.5,-0.5,-0.5))
camvtk.drawOCLtext(myscreen)
myscreen.render()
w2if = vtk.vtkWindowToImageFilter()
w2if.SetInput(myscreen.renWin)
lwr = vtk.vtkPNGWriter()
lwr.SetInput( w2if.GetOutput() )
w2if.Modified()
lwr.SetFileName(filename)
if write_flag:
lwr.Write()
print "wrote ",filename
time.sleep(1)
def main():
print ocl.revision()
myscreen = camvtk.VTKScreen()
myscreen.camera.SetPosition(-15, -8, 15)
myscreen.camera.SetFocalPoint(0,0, 0)
# axis arrows
camvtk.drawArrows(myscreen,center=(0,0,0))
s = ocl.SphereOCTVolume()
s.center = ocl.Point(0,0,0)
s.radius = 2.6345
sphere = camvtk.Sphere( center=(s.center.x,s.center.y,s.center.z), radius=s.radius, color=camvtk.cyan)
sphere.SetOpacity(0.1)
myscreen.addActor( sphere );
# screenshot writer
w2if = vtk.vtkWindowToImageFilter()
w2if.SetInput(myscreen.renWin)
lwr = vtk.vtkPNGWriter()
lwr.SetInput( w2if.GetOutput() )
# text
camvtk.drawOCLtext(myscreen)
octtext = camvtk.Text()
octtext.SetPos( (myscreen.width-400, myscreen.height-290) )
myscreen.addActor( octtext)
cp= ocl.Point(0,0,0)
#depths = [3, 4, 5, 6, 7, 8]
depths = [4, 5 ]
root_scale = 3
n = 0 # the frame number
for max_depth in depths:
t = ocl.Octree(root_scale, max_depth, cp)
t.init(1)
print "build...",
t_before = time.time()
t.diff_positive(s)
t_after = time.time()
build_time = t_after-t_before
print "done."
tris = t.mc_triangles()
infotext= "Octree + Marching-Cubes test\nmax octree-depth:%i \ntriangles: %i \nbuild() time: %f ms" % (max_depth,
len(tris), build_time*1e3 )
octtext.SetText(infotext)
mc_surf = camvtk.STLSurf( triangleList=tris, color=camvtk.red )
#
myscreen.addActor( mc_surf )
print " render()...",
myscreen.render()
print "done."
for m in xrange(0,180):
# do a rotating animation
lwr.SetFileName("frames/mc8_frame"+ ('%06d' % n)+".png")
myscreen.camera.Azimuth( 2 )
myscreen.render()
w2if.Modified()
#lwr.Write()
if m > 90:
mc_surf.SetWireframe()
time.sleep(0.02)
n=n+1
myscreen.removeActor( mc_surf )
myscreen.iren.Start()
def main(filename="frame/f.png"):
print ocl.revision()
myscreen = camvtk.VTKScreen()
myscreen.camera.SetPosition(-15, -8, 15)
myscreen.camera.SetFocalPoint(5,5, 0)
# axis arrows
camvtk.drawArrows(myscreen,center=(0,0,0))
# screenshot writer
w2if = vtk.vtkWindowToImageFilter()
w2if.SetInput(myscreen.renWin)
lwr = vtk.vtkPNGWriter()
lwr.SetInput( w2if.GetOutput() )
c = ocl.CylCutter(3,10) # cutter
c.length = 3
print "cutter length=", c.length
cp= ocl.Point(0,0,0)
max_depth = 9
root_scale = 3
t = ocl.Octree(root_scale, max_depth, cp)
print t
nodes = t.get_leaf_nodes()
t.init(1)
#nodes=[]
s = ocl.SphereOCTVolume()
s.center = ocl.Point(0,0,0)
s.radius = 2.6345
print "build...",
t.build(s)
print "done."
print t
sphere = camvtk.Sphere( center=(s.center.x,s.center.y,s.center.z), radius=s.radius, color=camvtk.cyan)
sphere.SetOpacity(0.1)
myscreen.addActor( sphere );
nodes = t.get_surface_nodes()
print "got ", len(nodes)," surface nodes"
points=[]
for n in nodes:
#n=nodes[0]
verts = n.vertices()
#c = n.center
#print " node at depth=", n.depth," center=",c
#myscreen.addActor( camvtk.Sphere( center=(c.x,c.y,c.z), radius=0.1, color=camvtk.yellow ))
for v in verts:
#print v
#myscreen.addActor( camvtk.Sphere( center=(v.x,v.y,v.z), radius=0.1 ))
#
points.append(v)
#myscreen.addActor( camvtk.PointCloud( pointlist= points))
tris = t.mc_triangles()
mc_surf = camvtk.STLSurf( triangleList=tris, color=camvtk.red )
#mc_surf.SetWireframe()
myscreen.addActor( mc_surf )
print " render()...",
myscreen.render()
print "done."
#time.sleep(0.2)
myscreen.iren.Start()
import datetime
import math
def drawVertices(myscreen, weave, vertexType, vertexRadius, vertexColor):
pts = weave.getVertices(vertexType)
print " got ", len(pts), " of type ", vertexType
for p in pts:
myscreen.addActor(
camvtk.Sphere(center=(p.x, p.y, p.z),
radius=vertexRadius,
color=vertexColor))
if __name__ == "__main__":
print ocl.revision()
myscreen = camvtk.VTKScreen()
a = ocl.Point(0, 1, 0.3)
#myscreen.addActor(camvtk.Point(center=(a.x,a.y,a.z), color=(1,0,1)))
b = ocl.Point(1, 0.5, 0.3)
#myscreen.addActor(camvtk.Point(center=(b.x,b.y,b.z), color=(1,0,1)))
c = ocl.Point(0, 0, 0.1)
#myscreen.addActor(camvtk.Point(center=(c.x,c.y,c.z), color=(1,0,1)))
#myscreen.addActor( camvtk.Line(p1=(a.x,a.y,a.z),p2=(c.x,c.y,c.z)) )
#myscreen.addActor( camvtk.Line(p1=(c.x,c.y,c.z),p2=(b.x,b.y,b.z)) )
#myscreen.addActor( camvtk.Line(p1=(a.x,a.y,a.z),p2=(b.x,b.y,b.z)) )
# a second triangle
offset = ocl.Point(0.51, 0.51, 0)
a2 = a + offset
b2 = b + offset
def drawScreen(a,b,c,filename,write_flag):
print ocl.revision()
myscreen = camvtk.VTKScreen()
z_hi = a.z
if b.z > z_hi:
z_hi = b.z
if c.z > z_hi:
z_hi = c.z
z_lo = a.z
if b.z < z_lo:
z_lo = b.z
if c.z < z_lo:
z_lo = c.z
#z_hi = 0.3 # this is the shallow case
#ztri = 0.8 # this produces the steep case where we hit the circular rim
#z_lo = 0.1
#a = ocl.Point(0,1,ztri)
#b = ocl.Point(1,0.5,ztri)
#c = ocl.Point(0.2,0.2,ztri_lo)
myscreen.addActor(camvtk.Point(center=(a.x,a.y,a.z), color=(1,0,1)))
myscreen.addActor(camvtk.Point(center=(b.x,b.y,b.z), color=(1,0,1)))
myscreen.addActor(camvtk.Point(center=(c.x,c.y,c.z), color=(1,0,1)))
myscreen.addActor( camvtk.Line(p1=(a.x,a.y,a.z),p2=(c.x,c.y,c.z)) )
myscreen.addActor( camvtk.Line(p1=(c.x,c.y,c.z),p2=(b.x,b.y,b.z)) )
myscreen.addActor( camvtk.Line(p1=(a.x,a.y,a.z),p2=(b.x,b.y,b.z)) )
t = ocl.Triangle(b,c,a)
angle = math.pi/5
diameter=0.3
length=5
#cutter = ocl.BallCutter(diameter, length)
#cutter = ocl.CylCutter(diameter, length)
#cutter = ocl.BullCutter(diameter, diameter/4, length)
cutter = ocl.ConeCutter(diameter, angle, length)
#cutter = cutter.offsetCutter( 0.1 )
print "cutter= ", cutter
print "length=", cutter.getLength()
print "fiber..."
range=2
Nmax = 100
yvals = [float(n-float(Nmax)/2)/Nmax*range for n in xrange(0,Nmax+1)]
xvals = [float(n-float(Nmax)/2)/Nmax*range for n in xrange(0,Nmax+1)]
zmin = z_lo - 0.3
zmax = z_hi
zNmax = 20
dz = (zmax-zmin)/(zNmax-1)
zvals=[]
for n in xrange(0,zNmax):
zvals.append(zmin+n*dz)
for zh in zvals:
yfiber(cutter,yvals,t,zh,myscreen)
xfiber(cutter,xvals,t,zh,myscreen)
print "done."
myscreen.camera.SetPosition(-2, -1, 3)
myscreen.camera.SetFocalPoint(1.0, 0.0, -0.5)
camvtk.drawArrows(myscreen,center=(-0.5,-0.5,-0.5))
camvtk.drawOCLtext(myscreen)
myscreen.render()
w2if = vtk.vtkWindowToImageFilter()
w2if.SetInput(myscreen.renWin)
lwr = vtk.vtkPNGWriter()
lwr.SetInput( w2if.GetOutput() )
w2if.Modified()
lwr.SetFileName(filename)
if write_flag:
lwr.Write()
print "wrote ",filename
def main(filename="frame/f.png"):
print ocl.revision()
myscreen = camvtk.VTKScreen()
myscreen.camera.SetPosition(20, 12, 20)
myscreen.camera.SetFocalPoint(0,0, 0)
# axis arrows
camvtk.drawArrows(myscreen,center=(2,2,2))
# screenshot writer
w2if = vtk.vtkWindowToImageFilter()
w2if.SetInput(myscreen.renWin)
lwr = vtk.vtkPNGWriter()
lwr.SetInput( w2if.GetOutput() )
c = ocl.CylCutter(1) # cutter
c.length = 3
print "cutter length=", c.length
p1 = ocl.CLPoint(-0.2,-0.2,0.2) # start of move
p2 = ocl.CLPoint(-0.2,0.2,0.0) # end of move
p3 = ocl.CLPoint(0.5,0.0,-0.5)
clpoints=[]
clpoints.append(p1)
clpoints.append(p2)
clpoints.append(p3)
f=ocl.Ocode()
f.set_depth(6) # depth and scale set here.
f.set_scale(1)
# cube
cube1 = ocl.CubeOCTVolume()
cube1.side=2.123
cube1.center = ocl.Point(0,0,0)
cube1.calcBB()
stock = ocl.LinOCT()
stock.init(3)
stock.build( cube1 )
# draw initial octree
tlist = pyocl.octree2trilist(stock)
surf = camvtk.STLSurf(triangleList=tlist)
myscreen.addActor(surf)
Nmoves = len(clpoints)
print Nmoves,"CL-points to process"
for n in xrange(0,Nmoves-1):
#if n<Nmoves-1:
print n," to ",n+1
startp = clpoints[n]
endp = clpoints[n+1]
sweep = ocl.LinOCT()
sweep.init(3)
g1vol = ocl.CylMoveOCTVolume(c, ocl.Point(startp.x,startp.y,startp.z), ocl.Point(endp.x,endp.y,endp.z))
camvtk.drawCylCutter(myscreen, c, startp)
camvtk.drawCylCutter(myscreen, c, endp)
myscreen.addActor( camvtk.Line( p1=(startp.x,startp.y,startp.z), p2=(endp.x,endp.y,endp.z), color=camvtk.red))
sweep.build( g1vol )
stock.diff(sweep)
myscreen.removeActor(surf)
tlist = pyocl.octree2trilist(stock)
surf = camvtk.STLSurf(triangleList=tlist)
surf.SetColor(camvtk.cyan)
surf.SetOpacity(1.0)
myscreen.addActor(surf)
myscreen.render()
time.sleep(0.2)
#exit()
# draw trees
#print "drawing trees"
#camvtk.drawTree2(myscreen, stock, opacity=1, color=camvtk.cyan)
# box around octree
oct_cube = camvtk.Cube(center=(0,0,0), length=4*f.get_scale(), color=camvtk.white)
oct_cube.SetWireframe()
myscreen.addActor(oct_cube)
# OCL text
title = camvtk.Text()
title.SetPos( (myscreen.width-350, myscreen.height-30) )
title.SetText("OpenCAMLib " + datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S"))
myscreen.addActor(title)
print " render()...",
myscreen.render()
print "done."
lwr.SetFileName(filename)
time.sleep(0.2)
#lwr.Write()
myscreen.iren.Start()
def main(filename="frame/f.png",yc=6, n=0):
print(ocl.revision())
f=ocl.Ocode()
f.set_depth(7) # depth and scale set here.
f.set_scale(1)
myscreen = camvtk.VTKScreen()
myscreen.camera.SetPosition(50, 22, 40)
myscreen.camera.SetFocalPoint(0,0, 0)
myscreen.camera.Azimuth( n*0.5 )
# box around octree
oct_cube = camvtk.Cube(center=(0,0,0), length=4*f.get_scale(), color=camvtk.white)
oct_cube.SetWireframe()
myscreen.addActor(oct_cube)
# screenshot writer
w2if = vtk.vtkWindowToImageFilter()
w2if.SetInput(myscreen.renWin)
lwr = vtk.vtkPNGWriter()
lwr.SetInput( w2if.GetOutput() )
# X Y Z arrows
arrowcenter=(1,2,0)
xar = camvtk.Arrow(color=camvtk.red, center=arrowcenter, rotXYZ=(0,0,0))
myscreen.addActor(xar)
yar = camvtk.Arrow(color=camvtk.green, center=arrowcenter, rotXYZ=(0,0,90))
myscreen.addActor(yar)
zar = camvtk.Arrow(color=camvtk.blue, center=arrowcenter, rotXYZ=(0,-90,0))
myscreen.addActor(zar)
t = ocl.LinOCT()
t2 = ocl.LinOCT()
t.init(5)
t2.init(4)
print(" after init() t :", t.str())
print(" after init() t2 :", t2.str())
c = ocl.CylCutter(1) # cutter
c.length = 3
print("cutter length=", c.length)
p1 = ocl.Point(-0.2,-0.2,0.2) # start of move
p2 = ocl.Point(1.5,1.5,-1) # end of move
# volume of g1 move
g1vol = ocl.CylMoveOCTVolume(c, p1, p2)
# sphere
svol = ocl.SphereOCTVolume()
svol.radius=1
svol.center = ocl.Point(0,0,1)
svol.calcBB()
# cube
cube1 = ocl.CubeOCTVolume()
cube1.side=2.123
cube1.center = ocl.Point(0,0,0)
cube1.calcBB()
#cylinder volume at start of move
cylvol = ocl.CylinderOCTVolume()
cylvol.p1 = ocl.Point(p1)
cylvol.p2 = ocl.Point(p1)+ocl.Point(0,0,c.length)
cylvol.radius= c.radius
cylvol.calcBB()
# draw exact cylinder
cp = 0.5*(cylvol.p1 + cylvol.p2)
height = (cylvol.p2-cylvol.p1).norm()
cylvolactor = camvtk.Cylinder(center=(cp.x, cp.y, cp.z-float(height)/2), radius = cylvol.radius, height=height, rotXYZ=(90,0,0))
cylvolactor.SetWireframe()
myscreen.addActor(cylvolactor)
# cylinder at start of move
#drawCylCutter(myscreen, c, p1)
# cylinder at end of move
drawCylCutter(myscreen, c, p2)
# green ball at start of move
startp = camvtk.Sphere(center=(p1.x,p1.y,p1.z), radius=0.1, color=camvtk.green)
myscreen.addActor(startp)
# red ball at end of move
endp = camvtk.Sphere(center=(p2.x,p2.y,p2.z), radius=0.1, color=camvtk.red)
myscreen.addActor(endp)
# build g1 tree
t_before = time.time()
t.build( g1vol )
t_after = time.time()
print("g1 build took ", t_after-t_before," s")
# build cube
t_before = time.time()
t2.build( cube1 )
t_after = time.time()
print("cube build took ", t_after-t_before," s")
#t.sort()
#t2.sort()
print("calling diff()...",)
t_before = time.time()
#dt = t2.operation(1,t)
t2.diff(t)
t_after = time.time()
print("done.")
print("diff took ", t_after-t_before," s")
print("diff has ", t2.size()," nodes")
# original trees
print("drawing trees")
drawTree2(myscreen,t,opacity=1, color=camvtk.green)
drawTree2(myscreen,t2,opacity=0.2, color=camvtk.cyan)
drawTree2(myscreen,t2,opacity=1, color=camvtk.cyan, offset=(5,0,0))
# elliptical tube
pmax = p1 + 1.5* (p2-p1)
pmin = p1 - 0.5* (p2-p1)
myscreen.addActor( camvtk.Sphere(center=(pmax.x,pmax.y,pmax.z), radius=0.1, color=camvtk.lgreen) )
myscreen.addActor( camvtk.Sphere(center=(pmin.x,pmin.y,pmin.z), radius=0.1, color=camvtk.pink) )
aaxis = pmin + ocl.Point(-0.353553, 0.353553, 0)
baxis = pmin + ocl.Point(0.0243494, 0.0243494, 0.126617)
myscreen.addActor( camvtk.Sphere(center=(aaxis.x,aaxis.y,aaxis.z), radius=0.1, color=camvtk.orange) )
myscreen.addActor( camvtk.Sphere(center=(baxis.x,baxis.y,baxis.z), radius=0.1, color=camvtk.yellow) )
title = camvtk.Text()
title.SetPos( (myscreen.width-350, myscreen.height-30) )
title.SetText("OpenCAMLib " + datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S"))
myscreen.addActor(title)
print(" render()...",)
myscreen.render()
print("done.")
lwr.SetFileName(filename)
time.sleep(0.2)
#lwr.Write()
myscreen.iren.Start()
def main():
print ocl.revision()
myscreen = camvtk.VTKScreen()
myscreen.camera.SetPosition(2, 2, 5)
myscreen.camera.SetFocalPoint(0.5,0, 1)
camvtk.drawArrows(myscreen,center=(-2,-2,0)) # axis arrows
camvtk.drawOCLtext(myscreen)
#s = ocl.BallCutterVolume()
#s = ocl.CylCutterVolume()
s = ocl.BullCutterVolume()
s.r1=0.3
s.r2=0.1
s.radius = 0.4
s.length = 2
startpoint = ocl.Point(0.46,0.2,0.4)
s.setPos( startpoint )
cp= ocl.Point(0,0,0) # center of octree
max_depth = 6
root_scale = 1
t = ocl.Octree(root_scale, max_depth, cp)
t.init(2)
n = 0 # the frame number
print "root_scale = ", t.root_scale()
print " max_depth = ", t.max_depth()
print " leaf_scale=", t.leaf_scale()
print "mc()...",
mc = ocl.MarchingCubes()
tris = mc.mc_tree(t)
mc_surf = camvtk.STLSurf( triangleList=tris )
mc_surf.SetColor(camvtk.cyan)
print " STLSurf()...",
myscreen.addActor( mc_surf )
print "done."
myscreen.render()
myscreen.removeActor( mc_surf )
Nmax=20
dy = - 1* t.leaf_scale()
cl = startpoint
renderinterleave=1
while (n<Nmax):
cl = cl + ocl.Point(0.0,dy,0)
s.setPos( cl ) # move the cutter
t_before = time.time()
t.diff_negative(s) # subtract cutter from stock
t_after = time.time()
diff_time = t_after-t_before
if n<Nmax:
myscreen.removeActor( mc_surf ) # leave the surface on the very last iteration
# marching cubes
t_before = time.time()
tris = mc.mc_tree(t)
t_after = time.time()
mc_time = t_after-t_before
# render
t_before = time.time()
mc_surf = camvtk.STLSurf( triangleList=tris )
mc_surf.SetColor(camvtk.cyan)
myscreen.addActor( mc_surf )
myscreen.render()
t_after = time.time()
render_time = t_after-t_before
print "%i: mc_tris=%i\t diff=%1.3f \t mc=%1.3f \t ren=%1.3f" % (n, len(tris), diff_time, mc_time, render_time)
n=n+1
print "all done."
myscreen.iren.Start()
exit()
def main():
print(ocl.revision())
myscreen = camvtk.VTKScreen()
myscreen.camera.SetPosition(-8, -4, 25)
myscreen.camera.SetFocalPoint(4.5,6, 0)
# axis arrows
camvtk.drawArrows(myscreen,center=(-1,-1,0))
camvtk.drawOCLtext(myscreen)
octtext = camvtk.Text()
octtext.SetPos( (70, myscreen.height-600) )
myscreen.addActor( octtext)
cltext = camvtk.Text()
cltext.SetPos( (70, myscreen.height-100) )
myscreen.addActor( cltext)
stl = camvtk.STLSurf("../../stl/gnu_tux_mod.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")
#angle = math.pi/4
radius = 0.4
length=10
cutter = ocl.BallCutter(2*radius, length)
#cutter = ocl.CylCutter(2*radius, length)
# generate CL-points
minx=0
dx=0.1/0.2
maxx=9
miny=0
dy=cutter.getRadius()/1.5
maxy=12
z=-1
# this generates a list of CL-points in a grid
clpoints = pyocl.CLPointGrid(minx,dx,maxx,miny,dy,maxy,z)
# batchdropcutter
bdc = ocl.BatchDropCutter()
bdc.bucketSize = 10
bdc.setSTL(s)
bdc.setCutter(cutter)
#bdc.setThreads(1) # explicitly setting one thread is better for debugging
for p in clpoints:
bdc.appendPoint(p)
t_before = time.time()
bdc.run()
t_after = time.time()
calctime = t_after-t_before
print(" BDC4 done in ", calctime," s")
dropcutter_time = calctime
clpoints = bdc.getCLPoints()
#camvtk.drawCLPointCloud(myscreen, clpoints)
print(" clpts= ", len(clpoints))
myscreen.render()
#myscreen.iren.Start()
#exit()
s = ocl.BallCutterVolume()
#s = ocl.CylCutterVolume()
#s.center = ocl.Point(-2.50,-0.6,0)
s.radius = cutter.getRadius()
s.length = cutter.getLength()
# screenshot writer
w2if = vtk.vtkWindowToImageFilter()
w2if.SetInput(myscreen.renWin)
lwr = vtk.vtkPNGWriter()
lwr.SetInput( w2if.GetOutput() )
cp= ocl.Point(5,5,-6) # center of octree
#depths = [3, 4, 5, 6, 7, 8]
max_depth = 7
root_scale = 10
t = ocl.Octree(root_scale, max_depth, cp)
t.init(5)
n = 0 # the frame number
stockbox = ocl.PlaneVolume( 1, 0, 0.1)
t.diff_negative(stockbox)
stockbox = ocl.PlaneVolume( 0, 0, 8.9 )
t.diff_negative(stockbox)
stockbox = ocl.PlaneVolume( 1, 1, 0.1)
t.diff_negative(stockbox)
stockbox = ocl.PlaneVolume( 0, 1, 11.9 )
t.diff_negative(stockbox)
stockbox = ocl.PlaneVolume( 1, 2, -0.5 )
t.diff_negative(stockbox)
stockbox = ocl.PlaneVolume( 0, 2, 3)
t.diff_negative(stockbox)
mc = ocl.MarchingCubes()
print("stock mc()...",)
tris = mc.mc_tree(t) # t.mc_triangles()
print(" mc() got ", len(tris), " triangles")
mc_surf = camvtk.STLSurf( triangleList=tris, color=camvtk.red )
mc_surf.SetColor(camvtk.cyan)
print("stock STLSurf()...",)
myscreen.addActor( mc_surf )
print("done.")
myscreen.render()
#myscreen.iren.Start()
#exit()
myscreen.removeActor( mc_surf )
renderinterleave=10
step_time = 0
while (n<len(clpoints)):
cl = ocl.Point( clpoints[n].x, clpoints[n].y, clpoints[n].z )
s.setPos( cl )
#myscreen.addActor( camvtk.Point( center=(cl.x,cl.y,cl.z), color=camvtk.yellow))
print(n,": diff...",)
t_before = time.time()
t.diff_negative(s)
t_after = time.time()
build_time = t_after-t_before
#print "done in ", build_time," s"
step_time=step_time+build_time
n=n+1
if ( (n%renderinterleave)==0):
infotext= "Octree max_depth=%i \nCL-point %i of %i \ndiff()-time: %f ms/CL-point" % (max_depth,n,
len(clpoints), 1e3*step_time/renderinterleave )
octtext.SetText(infotext)
postext= "X: %f\nY: %f\nZ: %f" % (cl.x,cl.y,cl.z )
cltext.SetText(postext)
cactors = camvtk.drawBallCutter(myscreen, cutter, cl)
print(cactors)
t_before = time.time()
print("mc()...",)
tris = mc.mc_tree(t) #.mc_triangles()
t_after = time.time()
mc_time = t_after-t_before
print("done in ", mc_time," s")
print(" mc() got ", len(tris), " triangles")
mc_surf = camvtk.STLSurf( triangleList=tris, color=camvtk.red )
#mc_surf.SetWireframe()
mc_surf.SetColor(camvtk.cyan)
print(" STLSurf()...",)
myscreen.addActor( mc_surf )
print("done.")
print(" render()...",)
myscreen.render()
myscreen.camera.Azimuth( 0.5 )
lwr.SetFileName("frames/cutsim_d9_frame"+ ('%06d' % n)+".png")
w2if.Modified()
lwr.Write()
print("done.")
myscreen.removeActor( mc_surf )
for c in cactors:
myscreen.removeActor( c )
step_time = 0
#lwr.SetFileName("frames/mc8_frame"+ ('%06d' % n)+".png")
#myscreen.camera.Azimuth( 2 )
#myscreen.render()
#w2if.Modified()
#lwr.Write()
#mc_surf.SetWireframe()
#print "sleep...",
#time.sleep(1.02)
#print "done."
# move forward
#theta = n*dtheta
#sp1 = ocl.Point(s.center)
#s.center = ocl.Point( 1.7*math.cos(theta),1.3*math.sin(theta),thetalift*theta)
#sp2 = ocl.Point(s.center)
#print "line from ",sp1," to ",sp2
#if n is not nmax:
# myscreen.addActor( camvtk.Line( p1=(sp1.x,sp1.y,sp1.z),p2=(sp2.x,sp2.y,sp2.z), color=camvtk.red ) )
#print "center moved to", s.center
print(" clpts= ", len(clpoints))
print("All done.")
myscreen.iren.Start()
def main():
print ocl.revision()
myscreen = camvtk.VTKScreen()
myscreen.camera.SetPosition(-8, -4, 25)
myscreen.camera.SetFocalPoint(4.5,6, 0)
# axis arrows
camvtk.drawArrows(myscreen,center=(-1,-1,0))
camvtk.drawOCLtext(myscreen)
octtext = camvtk.Text()
octtext.SetPos( (70, myscreen.height-600) )
myscreen.addActor( octtext)
cltext = camvtk.Text()
cltext.SetPos( (70, myscreen.height-100) )
myscreen.addActor( cltext)
stl = camvtk.STLSurf("../../stl/gnu_tux_mod.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"
#angle = math.pi/4
radius = 0.4
length=5
cutter = ocl.BallCutter(2*radius, length)
#cutter = ocl.CylCutter(2*radius, length)
# generate CL-points
minx=0
dx=0.1/0.4
maxx=9
miny=0
dy=cutter.getRadius()/1.5
maxy=12
z=-1
# this generates a list of CL-points in a grid
clpoints = pyocl.CLPointGrid(minx,dx,maxx,miny,dy,maxy,z)
# batchdropcutter
bdc = ocl.BatchDropCutter()
bdc.bucketSize = 7
bdc.setSTL(s)
bdc.setCutter(cutter)
#bdc.setThreads(1) # explicitly setting one thread is better for debugging
for p in clpoints:
bdc.appendPoint(p)
t_before = time.time()
bdc.run()
t_after = time.time()
calctime = t_after-t_before
print " BDC4 done in ", calctime," s"
dropcutter_time = calctime
clpoints = bdc.getCLPoints()
#camvtk.drawCLPointCloud(myscreen, clpoints)
print " clpts= ", len(clpoints)
myscreen.render()
#myscreen.iren.Start()
#exit()
s = ocl.BallCutterVolume()
#s = ocl.CylCutterVolume()
#s.center = ocl.Point(-2.50,-0.6,0)
s.radius = cutter.getRadius()
s.length = cutter.getLength()
# screenshot writer
w2if = vtk.vtkWindowToImageFilter()
w2if.SetInput(myscreen.renWin)
lwr = vtk.vtkPNGWriter()
lwr.SetInput( w2if.GetOutput() )
cp= ocl.Point(5,5,-3) # center of octree
#depths = [3, 4, 5, 6, 7, 8]
max_depth = 7
root_scale = 7
t = ocl.Octree(root_scale, max_depth, cp)
t.init(5)
n = 0 # the frame number
stockbox = ocl.PlaneVolume( 1, 0, 0.1)
t.diff_negative(stockbox)
stockbox = ocl.PlaneVolume( 0, 0, 8.9 )
t.diff_negative(stockbox)
stockbox = ocl.PlaneVolume( 1, 1, 0.1)
t.diff_negative(stockbox)
stockbox = ocl.PlaneVolume( 0, 1, 11.9 )
t.diff_negative(stockbox)
stockbox = ocl.PlaneVolume( 1, 2, -0.5 )
t.diff_negative(stockbox)
stockbox = ocl.PlaneVolume( 0, 2, 3)
t.diff_negative(stockbox)
mc = ocl.MarchingCubes()
print "mc()...",
tris = mc.mc_tree(t) #.mc_triangles()
print " mc() got ", len(tris), " triangles"
mc_surf = camvtk.STLSurf( triangleList=tris, color=camvtk.red )
mc_surf.SetColor(camvtk.cyan)
print " STLSurf()...",
myscreen.addActor( mc_surf )
print "done."
cl = ocl.Point(0,0,5)
cactors = camvtk.drawBallCutter(myscreen, cutter, cl)
myscreen.render()
#myscreen.iren.Start()
#exit()
myscreen.removeActor( mc_surf )
renderinterleave=len(clpoints)/100
step_time = 0
#render_time = 0
while (n<len(clpoints)):
cl = ocl.Point( clpoints[n].x, clpoints[n].y, clpoints[n].z )
s.setPos( cl ) # move the cutter
t_before = time.time()
t.diff_negative(s) # subtract cutter from stock
t_after = time.time()
build_time = t_after-t_before
step_time=step_time+build_time
n=n+1
if n<(len(clpoints)-renderinterleave):
myscreen.removeActor( mc_surf )
for c in cactors:
myscreen.removeActor( c )
if ( (n%renderinterleave)==0):
cactors = camvtk.drawBallCutter(myscreen, cutter, cl)
t_before = time.time()
print "mc()...",
tris = mc.mc_tree(t) #.mc_triangles()
mc_time = time.time()-t_before
print "done in ", mc_time," s"
print " mc() got ", len(tris), " triangles"
print " STLSurf()...",
t_before = time.time()
mc_surf = camvtk.STLSurf( triangleList=tris, color=camvtk.red )
#mc_surf.SetWireframe()
mc_surf.SetColor(camvtk.cyan)
myscreen.addActor( mc_surf )
print "done."
print " render()...",
myscreen.render()
render_time = time.time()-t_before
myscreen.camera.Azimuth( 0.1 )
lwr.SetFileName("frames/cutsim_d10_frame"+ ('%06d' % n)+".png")
w2if.Modified()
call_ms = step_time/renderinterleave
print renderinterleave," diff() calls in", step_time, " = ", call_ms," ms/call"
infotext= "Octree max_depth=%i \nCL-point %i of %i \n%i CL-pts/frame\ndiff()-time: %1.3f s/CL-point\nmc()-time: %1.3f s/frame\nrender()-time: %1.3f s/frame\n%i Triangles" % (max_depth,n,
len(clpoints), renderinterleave, call_ms, mc_time, render_time, len(tris))
octtext.SetText(infotext)
postext= "X: %f\nY: %f\nZ: %f" % (cl.x,cl.y,cl.z )
cltext.SetText(postext)
#lwr.Write() # uncomment to actually write files to disk
print "done."
step_time = 0
#lwr.SetFileName("frames/mc8_frame"+ ('%06d' % n)+".png")
#myscreen.camera.Azimuth( 2 )
#myscreen.render()
#w2if.Modified()
#lwr.Write()
#mc_surf.SetWireframe()
#print "sleep...",
#time.sleep(1.02)
#print "done."
print " clpts= ", len(clpoints)
print "All done."
myscreen.iren.Start()
