p6 = Point(0., 1., 1.)
p7 = Point(1., 1., 1.)
l01 = Line(p0, p1)
l13 = Line(p1, p3)
l32 = Line(p3, p2)
l20 = Line(p2, p0)
l45 = Line(p4, p5)
l57 = Line(p5, p7)
l76 = Line(p7, p6)
l64 = Line(p6, p4)
l15 = Line(p1, p5)
l40 = Line(p4, p0)
l37 = Line(p3, p7)
l62 = Line(p6, p2)
bottom = PlaneSurface(-CurveLoop(l01, l13, l32, l20))
top = PlaneSurface(CurveLoop(l45, l57, l76, l64))
front = PlaneSurface(CurveLoop(l01, l15, -l45, l40))
back = PlaneSurface(CurveLoop(l32, -l62, -l76, -l37))
left = PlaneSurface(CurveLoop(-l40, -l64, l62, l20))
right = PlaneSurface(CurveLoop(-l15, l13, l37, -l57))
v = Volume(SurfaceLoop(top, bottom, front, back, left, right))
des = Design(dim=3, order=2, element_size=1, keep_files=True)
des.addItems(v)
dom = MakeDomain(des)
dom.write("brick.fly")
p1 = Point(0.0, depth, 0.0)
p2 = Point(width, depth, 0.0)
p3 = Point(width, 0.0, 0.0)
# Join corners in anti-clockwise manner.
l01 = Line(p0, p1)
l12 = Line(p1, p2)
l23 = Line(p2, p3)
l30 = Line(p3, p0)
# Join line segments to create domain boundary.
c = CurveLoop(l01, l12, l23, l30)
# surface
rec = PlaneSurface(c)
#############################################EXPORTING MESH FOR ESCRIPT
# Create a Design which can make the mesh
d = Design(dim=2, element_size=200 * m)
# Add the subdomains and flux boundaries.
d.addItems(rec, PropertySet("linebottom", l12))
d.addItems(l01, l23, l30) # just in case we need them
#############################################MAKE THE DOMAIN
domain = MakeDomain(d, optimizeLabeling=True)
print("Domain has been generated ...")
##############################################################SOLVE PDE
mypde = LinearPDE(domain)
mypde.getSolverOptions().setVerbosityOn()
mypde.setSymmetryOn()
mypde.setValue(A=kappa * kronecker(domain))
x = Solution(domain).getX()
mypde.setValue(q=whereZero(x[1] - sup(x[1])), r=Ttop)
qS = Scalar(0, FunctionOnBoundary(domain))
qS.setTaggedValue("linebottom", qin)
bbll3 = Line(p6, p5)
bbll4 = -tbl2
bblockloopl = CurveLoop(bbll1, bbll2, bbll3, bbll4)
bblockl = PlaneSurface(bblockloopl)
# Create BOTTOM BLOCK RIGHT
bbrl1 = Line(p6, p2)
bbrl2 = Line(p2, p7)
bbrl3 = -tbl3
bbrl4 = -bbll3
bblockloopr = CurveLoop(bbrl1, bbrl2, bbrl3, bbrl4)
bblockr = PlaneSurface(bblockloopr)
#############################################EXPORTING MESH FOR ESCRIPT
# Create a Design which can make the mesh
d = Design(dim=2, element_size=200)
# Add the subdomains and flux boundaries.
d.addItems(PropertySet("top",tblock),\
PropertySet("bottomleft",bblockl),\
PropertySet("bottomright",bblockr),\
PropertySet("linebottom",bbll2, bbrl1))
# Create the geometry, mesh and Escript domain
d.setScriptFileName(os.path.join(save_path, "example06.geo"))
d.setMeshFileName(os.path.join(save_path, "example06.msh"))
domain = MakeDomain(d)
print("Domain has been generated ...")
# set up kappa (thermal conductivity across domain) using tags
kappa = Scalar(0, Function(domain))
tblock = PlaneSurface(tblockloop)
# Create BOTTOM BLOCK
# lines
bbl1 = Line(x1, p1)
bbl3 = Line(p2, x2)
bbl4 = -mysp
l12 = Line(p1, p2)
# curve
bblockloop = CurveLoop(bbl1, l12, bbl3, bbl4)
# surface
bblock = PlaneSurface(bblockloop)
################################################CREATE MESH FOR ESCRIPT
# Create a Design which can make the mesh
d = Design(dim=2, element_size=200)
# Add the subdomains and flux boundaries.
d.addItems(PropertySet("top",tblock),PropertySet("bottom",bblock),\
PropertySet("linebottom",l12))
# Create the geometry, mesh and Escript domain
d.setScriptFileName(os.path.join(save_path, "example05.geo"))
d.setMeshFileName(os.path.join(save_path, "example05.msh"))
domain = MakeDomain(d, optimizeLabeling=True)
print("Domain has been generated ...")
##############################################################SOLVE PDE
mypde = LinearPDE(domain)
mypde.getSolverOptions().setVerbosityOn()
mypde.setSymmetryOn()
kappa = Scalar(0, Function(domain))
kappa.setTaggedValue("top", 2.0 * W / m / K)
kappa.setTaggedValue("bottom", 4.0 * W / m / K)
l01 = Line(p0, p1)
l13 = Line(p1, p3)
l32 = Line(p3, p2)
l20 = Line(p2, p0)
l45 = Line(p4, p5)
l57 = Line(p5, p7)
l76 = Line(p7, p6)
l64 = Line(p6, p4)
l15 = Line(p1, p5)
l40 = Line(p4, p0)
l37 = Line(p3, p7)
l62 = Line(p6, p2)
bottom = PlaneSurface(-CurveLoop(l01, l13, l32, l20))
top = PlaneSurface(CurveLoop(l45, l57, l76, l64))
front = PlaneSurface(CurveLoop(l01, l15, -l45, l40))
back = PlaneSurface(CurveLoop(l32, -l62, -l76, -l37))
left = PlaneSurface(CurveLoop(-l40, -l64, l62, l20))
right = PlaneSurface(CurveLoop(-l15, l13, l37, -l57))
v = Volume(SurfaceLoop(top, bottom, front, back, left, right))
des = Design(dim=3, order=2, element_size=0.1, keep_files=True)
des.setScriptFileName("brick.geo")
des.addItems(v, top, bottom, back, front, left, right)
dom = MakeDomain(des)
dom.write("brick.fly")
except ImportError:
print("Finley module not available")
HAVE_FINLEY = False
########################################################MPI WORLD CHECK
if getMPISizeWorld() > 1:
import sys
print("This example will not run in an MPI world.")
sys.exit(0)
if HAVE_FINLEY:
# make sure path exists
save_path = os.path.join("data", "example11")
mkDir(save_path)
################################################ESTABLISHING PARAMETERS
#Model Parameters
xwidth = 500.0 #x width of model
ywidth = 500.0 #y width of model
depth = 250.0 #depth of model
element_size = 5.0
intfaces = [50, 100, 200, 250]
#Specify the domain.
domaindes = Design(dim=3, element_size=element_size, order=1)
cmplx_domain = layer_cake(domaindes, xwidth, ywidth, intfaces)
cmplx_domain.setScriptFileName(os.path.join(save_path, "example11lc.geo"))
cmplx_domain.setMeshFileName(os.path.join(save_path, "example11lc.msh"))
dcmplx = MakeDomain(cmplx_domain)
dcmplx.write(os.path.join(save_path, "example11lc.fly"))
:var __date__: date of the version """ __author__="Lutz Gross, [email protected]" from esys.pycad import * from esys.pycad.gmsh import Design from esys.finley import MakeDomain p0=Point(0.,0.,0.) p1=Point(1.,0.,0.) p2=Point(1.,1.,0.) p3=Point(0.,1.,0.) l01=Line(p0,p1) l12=Line(p1,p2) l23=Line(p2,p3) l30=Line(p3,p0) c=CurveLoop(l01,l12,l23,l30) s=PlaneSurface(c) d=Design(dim=2,element_size=0.05) d.setScriptFileName("quad.geo") d.setMeshFileName("quad.msh") d.addItems(s) pl1=PropertySet("sides",l01,l23) pl2=PropertySet("top_and_bottom",l12,l30) d.addItems(pl1,pl2) dom=MakeDomain(d) dom.write("quad.fly")
fcurves=CurveLoop(*tuple(fcurves))
#Left and Right Blocks
for i in range(0,nintf+1):
lcurves.append(CurveLoop(lleft[i],lhleft[i+1],nlfleft[nintf-i],nlhleft[nintf+1-i]))
rcurves.append(CurveLoop(lfright[i],lhright[i+1],nlright[nintf-i],nlhright[nintf+1-i]))
#Build Surfaces
fsurf=PlaneSurface(fcurves)
lsurf=[]
rsurf=[]
for i in range(0,nintf+1):
lsurf.append(PlaneSurface(lcurves[i]))
rsurf.append(PlaneSurface(rcurves[i]))
d=Design(dim=2, element_size=element_size, order=2)
d.addItems(PropertySet('fault',fsurf))
for i in range(0,nintf+1):
d.addItems(PropertySet('lblock%d'%i,lsurf[i]))
d.addItems(PropertySet('rblock%d'%i,rsurf[i]))
d.addItems(PropertySet('top',lhright[0],lfhor[0],lhleft[0],lhright[4],lhleft[4],lfhor[1]))
d.setScriptFileName(os.path.join(save_path,"example09n.geo"))
d.setMeshFileName(os.path.join(save_path,"example09n.msh"))
#
# make the domain:
#
domain=MakeDomain(d)
# mesh=ReadMesh(fileName) this is how to read the fly file into escript
p1 = Point(0.0, depth, 0.0)
p2 = Point(width, depth, 0.0)
p3 = Point(width, 0.0, 0.0)
# Join corners in anti-clockwise manner.
l01 = Line(p0, p1)
l12 = Line(p1, p2)
l23 = Line(p2, p3)
l30 = Line(p3, p0)
# Join line segments to create domain boundary.
c = CurveLoop(l01, l12, l23, l30)
# surface
rec = PlaneSurface(c)
#############################################EXPORTING MESH FOR ESCRIPT
# Create a Design which can make the mesh
d = Design(dim=2, element_size=200 * m)
# Add the subdomains and flux boundaries.
d.addItems(rec, PropertySet("linebottom", l12))
d.addItems(l23, l30, l01) # just in case we need them.
# this is the name of gmsh input file generated by pycad
#
# >> gmsh example04.geo
#
# to show the mesh.
#
d.setScriptFileName(os.path.join(save_path, "example04.geo"))
# this is the name of mesh file generated gmsh. Use
#
# >> gmsh example04.msh
left_back_fault=getCutLine(Point(fault_mid_back-fault_w_back/2,length,0.), layers_left_at_back, offset=True)
right_back_fault=getCutLine(Point(fault_mid_back+fault_w_back/2,length,0.), layers_right_at_back, offset=True)
right_back_edge=getCutLine(Point(width,length,0.), layers_right_at_back, offset=False)
PS={}
FF=[]
front_to_back_left_top, front_to_back_left_bot, PS, FF=addVolume(left_front_edge, left_back_edge, left_front_fault, left_back_fault, PS, FF, layers_left_at_front, filter_left=False)
front_to_back_right_top, front_to_back_right_bot, PS, FF=addVolume(right_front_edge, right_back_edge, right_front_fault, right_back_fault, PS, FF, layers_right_at_front, filter_left=True)
fault_line_top_front=Line(front_to_back_left_top.getStartPoint(), front_to_back_right_top.getStartPoint())
fault_line_bot_front=Line(front_to_back_left_bot.getStartPoint(), front_to_back_right_bot.getStartPoint())
fault_line_top_back=Line(front_to_back_left_top.getEndPoint(), front_to_back_right_top.getEndPoint())
fault_line_bot_back=Line(front_to_back_left_bot.getEndPoint(), front_to_back_right_bot.getEndPoint())
FF.append(PlaneSurface(CurveLoop(front_to_back_left_top,fault_line_top_back,-front_to_back_right_top,-fault_line_top_front)))
FF.append(-PlaneSurface(CurveLoop(front_to_back_left_bot,fault_line_bot_back,-front_to_back_right_bot,-fault_line_bot_front)))
FF.append(PlaneSurface(CurveLoop(*tuple([ -fault_line_top_front,fault_line_bot_front ]+left_front_fault+[ -l for l in right_front_fault ]))))
FF.append(-PlaneSurface(CurveLoop(*tuple([ -fault_line_top_back,fault_line_bot_back ]+left_back_fault+[ -l for l in right_back_fault ]))))
# war 120
des=Design(dim=3, order=1, element_size = 400*m, keep_files=True)
des.addItems(*tuple(PS.values()))
des.addItems(PropertySet("fault",Volume(SurfaceLoop( *tuple(FF)))))
des.setMeshFileName(os.path.join(save_path,"fault.msh"))
dom=MakeDomain(des)
dom.write(os.path.join(save_path,"fault.fly"))
fcurves=CurveLoop(*tuple(fcurves))
#Left and Right Blocks
for i in range(0,nintf+1):
lcurves.append(CurveLoop(lleft[i],lhleft[i+1],nlfleft[nintf-i],nlhleft[nintf+1-i]))
rcurves.append(CurveLoop(lfright[i],lhright[i+1],nlright[nintf-i],nlhright[nintf+1-i]))
#Build Surfaces
fsurf=PlaneSurface(fcurves)
lsurf=[]
rsurf=[]
for i in range(0,nintf+1):
lsurf.append(PlaneSurface(lcurves[i]))
rsurf.append(PlaneSurface(rcurves[i]))
d=Design(dim=2, element_size=element_size, order=2)
d.addItems(PropertySet('fault',fsurf))
for i in range(0,nintf+1):
d.addItems(PropertySet('lblock%d'%i,lsurf[i]))
d.addItems(PropertySet('rblock%d'%i,rsurf[i]))
d.addItems(PropertySet('top',lhright[0],lfhor[0],lhleft[0],lhright[4],lhleft[4],lfhor[1]))
d.setScriptFileName(os.path.join(save_path,"example09n.geo"))
d.setMeshFileName(os.path.join(save_path,"example09n.msh"))
#
# make the domain:
#
domain=MakeDomain(d)
# mesh=ReadMesh(fileName) this is how to read the fly file into escript
cintfb_ar.append(CurveLoop(linte_ar[1],l56,-linte_ar[3],-linhe_ar[0]))
cintfb_ar.append(CurveLoop(linte_ar[3],l67,-linte_ar[5],-linhe_ar[1]))
cintfb_ar.append(CurveLoop(linte_ar[5],l74,-linte_ar[7],-linhe_ar[2]))
cintfb_ar.append(CurveLoop(linte_ar[7],l45,-linte_ar[1],-linhe_ar[3]))
sintfa_ar=[PlaneSurface(cintfa_ar[i]) for i in range(0,4)]
sintfb_ar=[PlaneSurface(cintfb_ar[i]) for i in range(0,4)]
sintf=PlaneSurface(CurveLoop(*tuple(linhe_ar)))
vintfa=Volume(SurfaceLoop(stop,-sintf,*tuple(sintfa_ar)))
vintfb=Volume(SurfaceLoop(sbot,sintf,*tuple(sintfb_ar)))
#############################################EXPORTING MESH FOR ESCRIPT
# Create a Design which can make the mesh
d=Design(dim=3, element_size=element_size, order=2)
d.addItems(PropertySet('vintfa',vintfa))
d.addItems(PropertySet('vintfb',vintfb))
d.addItems(PropertySet('stop',stop))
d.addItems(PropertySet('sbot',sbot))
d.setScriptFileName(os.path.join(save_path,"example09m.geo"))
d.setMeshFileName(os.path.join(save_path,"example09m.msh"))
if testing:
d.setOptions(optimize_quality=0)
#
# make the domain:
#
domain=MakeDomain(d)
# Create a file that can be read back in to python with
:var __licence__: licence agreement :var __url__: url entry point on documentation :var __version__: version :var __date__: date of the version """ __author__="Lutz Gross, [email protected]" from esys.pycad import * from esys.pycad.gmsh import Design from esys.finley import MakeDomain p0=Point(0.,0.,0.,local_scale=0.01) p1=Point(1.,0.,0.) p2=Point(1.,1.,0.) p3=Point(0.,1.,0.) l01=Line(p0,p1) l12=Line(p1,p2) l23=Line(p2,p3) l23.setElementDistribution(20) l30=Line(p3,p0) c=CurveLoop(l01,l12,l23,l30) s=PlaneSurface(c) d=Design(dim=2,element_size=0.3) d.setScriptFileName("refine.geo") d.setMeshFileName("refine.msh") d.addItems(s) dom=MakeDomain(d) dom.write("refine.fly")
bbl3 = Line(p2, x2)
bbl4 = -mysp
l12 = Line(p1, p2)
# curve
bblockloop = CurveLoop(bbl1, l12, bbl3, bbl4)
# surface
bblock = PlaneSurface(bblockloop)
#clockwise check as splines must be set as polygons in the point order
#they were created. Otherwise get a line across plot.
bblockloop2 = CurveLoop(mysp, Line(x2, p2), Line(p2, p1), Line(p1, x1))
################################################CREATE MESH FOR ESCRIPT
# Create a Design which can make the mesh
d = Design(dim=2, element_size=dx, order=2)
# Add the subdomains and flux boundaries.
d.addItems(PropertySet("top",tblock),PropertySet("bottom",bblock),\
PropertySet("linetop",l30))
# Create the geometry, mesh and Escript domain
d.setScriptFileName(os.path.join(save_path, "example08c.geo"))
d.setMeshFileName(os.path.join(save_path, "example08c.msh"))
domain = MakeDomain(d, optimizeLabeling=True)
x = domain.getX()
print("Domain has been generated ...")
lam = Scalar(0, Function(domain))
lam.setTaggedValue("top", lam1)
lam.setTaggedValue("bottom", lam2)
mu = Scalar(0, Function(domain))
mu.setTaggedValue("top", mu1)
p6=Point(xwidth+xshift, zdepth+zshift)
p7=Point(xshift, zdepth+zshift)
# Join corners in anti-clockwise manner.
l45=Line(p4, p5)
l56=Line(p5, p6)
l67=Line(p6, p7)
l74=Line(p7, p4)
csmall=CurveLoop(l45,l56,l67,l74)
ssmall=PlaneSurface(csmall)
sbig=PlaneSurface(cbig,holes=[csmall])
#############################################EXPORTING MESH FOR ESCRIPT
# Design the geometry for the big mesh.
d1=Design(dim=2, element_size=bele_size, order=1)
d1.addItems(sbig)
d1.addItems(PropertySet(l01,l12,l23,l30))
d1.setScriptFileName(os.path.join(save_path,"example10m_big.geo"))
MakeDomain(d1)
# Design the geometry for the small mesh.
d2=Design(dim=2, element_size=sele_size, order=1)
d2.addItems(ssmall)
d2.setScriptFileName(os.path.join(save_path,"example10m_small.geo"))
MakeDomain(d2)
# Join the two meshes using Gmsh and then apply a 2D meshing algorithm.
# The small mesh must come before the big mesh in the merging call!!@!!@!
sp.call("gmsh -2 "+
os.path.join(save_path,"example10m_small.geo")+" "+
def getMesh(NE_X, NE_Y, t, d, o, fullOrder, r, l_X):
if t == "Hex":
if d == 2:
dom = Rectangle(n0=NE_X,
n1=NE_Y,
l0=l_X,
order=o,
useFullElementOrder=fullOrder,
useElementsOnFace=r,
optimize=True)
else:
Brick()
dom = Brick(n0=NE_X,
n1=NE_Y,
n2=NE_Y,
l0=l_X,
order=o,
useFullElementOrder=fullOrder,
useElementsOnFace=r,
optimize=True)
else:
des = Design(dim=d,
order=o,
element_size=min(l_X / max(3, NE_X), 1. / max(3, NE_Y)),
keep_files=True)
des.setScriptFileName("tester.geo")
if d == 2:
p0 = Point(0., 0.)
p1 = Point(l_X, 0.)
p2 = Point(l_X, 1.)
p3 = Point(0., 1.)
l01 = Line(p0, p1)
l12 = Line(p1, p2)
l23 = Line(p2, p3)
l30 = Line(p3, p0)
s = PlaneSurface(CurveLoop(l01, l12, l23, l30))
des.addItems(s, l01, l12, l23, l30)
else:
p000 = Point(0., 0., 0.)
p100 = Point(l_X, 0., 0.)
p010 = Point(0., 1., 0.)
p110 = Point(l_X, 1., 0.)
p001 = Point(0., 0., 1.)
p101 = Point(l_X, 0., 1.)
p011 = Point(0., 1., 1.)
p111 = Point(l_X, 1., 1.)
l10 = Line(p000, p100)
l20 = Line(p100, p110)
l30 = Line(p110, p010)
l40 = Line(p010, p000)
l11 = Line(p000, p001)
l21 = Line(p100, p101)
l31 = Line(p110, p111)
l41 = Line(p010, p011)
l12 = Line(p001, p101)
l22 = Line(p101, p111)
l32 = Line(p111, p011)
l42 = Line(p011, p001)
bottom = PlaneSurface(-CurveLoop(l10, l20, l30, l40))
top = PlaneSurface(CurveLoop(l12, l22, l32, l42))
front = PlaneSurface(CurveLoop(l10, l21, -l12, -l11))
back = PlaneSurface(CurveLoop(l30, l41, -l32, -l31))
left = PlaneSurface(CurveLoop(l11, -l42, -l41, l40))
right = PlaneSurface(CurveLoop(-l21, l20, l31, -l22))
vol = Volume(SurfaceLoop(bottom, top, front, back, left, right))
des.addItems(vol)
dom = MakeDomain(des)
return dom
left_back_fault=getCutLine(Point(fault_mid_back-fault_w_back/2,length,0.), layers_left_at_back, offset=True)
right_back_fault=getCutLine(Point(fault_mid_back+fault_w_back/2,length,0.), layers_right_at_back, offset=True)
right_back_edge=getCutLine(Point(width,length,0.), layers_right_at_back, offset=False)
PS={}
FF=[]
front_to_back_left_top, front_to_back_left_bot, PS, FF=addVolume(left_front_edge, left_back_edge, left_front_fault, left_back_fault, PS, FF, layers_left_at_front, filter_left=False)
front_to_back_right_top, front_to_back_right_bot, PS, FF=addVolume(right_front_edge, right_back_edge, right_front_fault, right_back_fault, PS, FF, layers_right_at_front, filter_left=True)
fault_line_top_front=Line(front_to_back_left_top.getStartPoint(), front_to_back_right_top.getStartPoint())
fault_line_bot_front=Line(front_to_back_left_bot.getStartPoint(), front_to_back_right_bot.getStartPoint())
fault_line_top_back=Line(front_to_back_left_top.getEndPoint(), front_to_back_right_top.getEndPoint())
fault_line_bot_back=Line(front_to_back_left_bot.getEndPoint(), front_to_back_right_bot.getEndPoint())
FF.append(PlaneSurface(CurveLoop(front_to_back_left_top,fault_line_top_back,-front_to_back_right_top,-fault_line_top_front)))
FF.append(-PlaneSurface(CurveLoop(front_to_back_left_bot,fault_line_bot_back,-front_to_back_right_bot,-fault_line_bot_front)))
FF.append(PlaneSurface(CurveLoop(*tuple([ -fault_line_top_front,fault_line_bot_front ]+left_front_fault+[ -l for l in right_front_fault ]))))
FF.append(-PlaneSurface(CurveLoop(*tuple([ -fault_line_top_back,fault_line_bot_back ]+left_back_fault+[ -l for l in right_back_fault ]))))
# war 120
des=Design(dim=3, order=1, element_size = 400*m, keep_files=True)
des.addItems(*tuple(PS.values()))
des.addItems(PropertySet("fault",Volume(SurfaceLoop( *tuple(FF)))))
des.setMeshFileName(os.path.join(save_path,"fault.msh"))
dom=MakeDomain(des)
dom.write(os.path.join(save_path,"fault.fly"))
l12=Line(p1, p2)
l23=Line(p2, p3)
l30=Line(p3, p0)
c=CurveLoop(l01, l12, l23, l30)
# A small triangular cutout
x0=Point(0.1, 0.1, 0.0)
x1=Point(0.5, 0.1, 0.0)
x2=Point(0.5, 0.2, 0.0)
x01=Line(x0, x1)
x12=Line(x1, x2)
x20=Line(x2, x0)
cutout=CurveLoop(x01, x12, x20)
# Create the surface with cutout
s=PlaneSurface(c, holes=[cutout])
# Create a Design which can make the mesh
d=Design(dim=2, element_size=0.05)
# Add the trapezoid with cutout
d.addItems(s)
# Create the geometry, mesh and Escript domain
d.setScriptFileName("trapezoid.geo")
d.setMeshFileName("trapezoid.msh")
domain=MakeDomain(d, integrationOrder=-1, reducedIntegrationOrder=-1, optimizeLabeling=True)
# Create a file that can be read back in to python with
domain.write("trapezoid.fly")
:var __date__: date of the version """ __author__="Lutz Gross, [email protected]" from esys.pycad import * from esys.pycad.gmsh import Design from esys.finley import MakeDomain p0=Point(0.,0.,0.) p1=Point(1.,0.,0.) p2=Point(1.,1.,0.) p3=Point(0.,1.,0.) l01=Line(p0,p1) l12=Line(p1,p2) l23=Line(p2,p3) l30=Line(p3,p0) c=CurveLoop(l01,l12,l23,l30) s=PlaneSurface(c) d=Design(dim=2,element_size=0.05) d.setScriptFileName("quad.geo") d.setMeshFileName("quad.msh") d.addItems(s) pl1=PropertySet("sides",l01,l23) pl2=PropertySet("top_and_bottom",l12,l30) d.addItems(pl1,pl2) dom=MakeDomain(d) dom.write("quad.fly")
p1=Point(0.0, depth, 0.0)
p2=Point(width, depth, 0.0)
p3=Point(width, 0.0, 0.0)
# Join corners in anti-clockwise manner.
l01=Line(p0, p1)
l12=Line(p1, p2)
l23=Line(p2, p3)
l30=Line(p3, p0)
# Join line segments to create domain boundary.
c=CurveLoop(l01, l12, l23, l30)
# surface
rec = PlaneSurface(c)
#############################################EXPORTING MESH FOR ESCRIPT
# Create a Design which can make the mesh
d=Design(dim=2, element_size=200*m)
# Add the subdomains and flux boundaries.
d.addItems(rec, PropertySet("linebottom",l12))
d.addItems(l01, l23, l30) # just in case we need them
#############################################MAKE THE DOMAIN
domain=MakeDomain(d, optimizeLabeling=True)
print("Domain has been generated ...")
##############################################################SOLVE PDE
mypde=LinearPDE(domain)
mypde.getSolverOptions().setVerbosityOn()
mypde.setSymmetryOn()
mypde.setValue(A=kappa*kronecker(domain))
x=Solution(domain).getX()
mypde.setValue(q=whereZero(x[1]-sup(x[1])),r=Ttop)
qS=Scalar(0,FunctionOnBoundary(domain))
qS.setTaggedValue("linebottom",qin)
bbll3=Line(p6,p5)
bbll4=-tbl2
bblockloopl = CurveLoop(bbll1,bbll2,bbll3,bbll4)
bblockl = PlaneSurface(bblockloopl)
# Create BOTTOM BLOCK RIGHT
bbrl1=Line(p6,p2)
bbrl2=Line(p2,p7)
bbrl3=-tbl3
bbrl4=-bbll3
bblockloopr = CurveLoop(bbrl1,bbrl2,bbrl3,bbrl4)
bblockr = PlaneSurface(bblockloopr)
#############################################EXPORTING MESH FOR ESCRIPT
# Create a Design which can make the mesh
d=Design(dim=2, element_size=200)
# Add the subdomains and flux boundaries.
d.addItems(PropertySet("top",tblock),\
PropertySet("bottomleft",bblockl),\
PropertySet("bottomright",bblockr),\
PropertySet("linebottom",bbll2, bbrl1))
# Create the geometry, mesh and Escript domain
d.setScriptFileName(os.path.join(save_path,"example06.geo"))
d.setMeshFileName(os.path.join(save_path,"example06.msh"))
domain=MakeDomain(d)
print("Domain has been generated ...")
# set up kappa (thermal conductivity across domain) using tags
kappa=Scalar(0,Function(domain))
p6 = Point(xwidth + xshift, zdepth + zshift)
p7 = Point(xshift, zdepth + zshift)
# Join corners in anti-clockwise manner.
l45 = Line(p4, p5)
l56 = Line(p5, p6)
l67 = Line(p6, p7)
l74 = Line(p7, p4)
csmall = CurveLoop(l45, l56, l67, l74)
ssmall = PlaneSurface(csmall)
sbig = PlaneSurface(cbig, holes=[csmall])
#############################################EXPORTING MESH FOR ESCRIPT
# Design the geometry for the big mesh.
d1 = Design(dim=2, element_size=bele_size, order=1)
d1.addItems(sbig)
d1.addItems(PropertySet(l01, l12, l23, l30))
d1.setScriptFileName(os.path.join(save_path, "example10m_big.geo"))
MakeDomain(d1)
# Design the geometry for the small mesh.
d2 = Design(dim=2, element_size=sele_size, order=1)
d2.addItems(ssmall)
d2.setScriptFileName(os.path.join(save_path, "example10m_small.geo"))
MakeDomain(d2)
# Join the two meshes using Gmsh and then apply a 2D meshing algorithm.
# The small mesh must come before the big mesh in the merging call!!@!!@!
sp.call("gmsh -2 " + os.path.join(save_path, "example10m_small.geo") +
" " + os.path.join(save_path, "example10m_big.geo") + " -o " +
l01 = Line(p0, p1)
l13 = Line(p1, p3)
l32 = Line(p3, p2)
l20 = Line(p2, p0)
l45 = Line(p4, p5)
l57 = Line(p5, p7)
l76 = Line(p7, p6)
l64 = Line(p6, p4)
l15 = Line(p1, p5)
l40 = Line(p4, p0)
l37 = Line(p3, p7)
l62 = Line(p6, p2)
bottom = PlaneSurface(-CurveLoop(l01, l13, l32, l20))
top = PlaneSurface(CurveLoop(l45, l57, l76, l64))
front = PlaneSurface(CurveLoop(l01, l15, -l45, l40))
back = PlaneSurface(CurveLoop(l32, -l62, -l76, -l37))
left = PlaneSurface(CurveLoop(-l40, -l64, l62, l20))
right = PlaneSurface(CurveLoop(-l15, l13, l37, -l57))
v = Volume(SurfaceLoop(top, bottom, front, back, left, right))
des = Design(dim=3, order=2, element_size=1, keep_files=True)
des.addItems(PropertySet("V", v), PropertySet("bottom", bottom))
des.setScriptFileName("dom.geo")
des.setMeshFileName("dom.msh")
dom = MakeDomain(des)
dom.write("brick.fly")
cintfb_ar.append(CurveLoop(linte_ar[1],l56,-linte_ar[3],-linhe_ar[0]))
cintfb_ar.append(CurveLoop(linte_ar[3],l67,-linte_ar[5],-linhe_ar[1]))
cintfb_ar.append(CurveLoop(linte_ar[5],l74,-linte_ar[7],-linhe_ar[2]))
cintfb_ar.append(CurveLoop(linte_ar[7],l45,-linte_ar[1],-linhe_ar[3]))
sintfa_ar=[PlaneSurface(cintfa_ar[i]) for i in range(0,4)]
sintfb_ar=[PlaneSurface(cintfb_ar[i]) for i in range(0,4)]
sintf=PlaneSurface(CurveLoop(*tuple(linhe_ar)))
vintfa=Volume(SurfaceLoop(stop,-sintf,*tuple(sintfa_ar)))
vintfb=Volume(SurfaceLoop(sbot,sintf,*tuple(sintfb_ar)))
#############################################EXPORTING MESH FOR ESCRIPT
# Create a Design which can make the mesh
d=Design(dim=3, element_size=element_size, order=2)
d.addItems(PropertySet('vintfa',vintfa))
d.addItems(PropertySet('vintfb',vintfb))
d.addItems(PropertySet('stop',stop))
d.addItems(PropertySet('sbot',sbot))
d.setScriptFileName(os.path.join(save_path,"example09m.geo"))
d.setMeshFileName(os.path.join(save_path,"example09m.msh"))
if testing:
d.setOptions(optimize_quality=0)
#
# make the domain:
#
domain=MakeDomain(d)
# Create a file that can be read back in to python with
l01=Line(p0,p1)
l13=Line(p1,p3)
l32=Line(p3,p2)
l20=Line(p2,p0)
l45=Line(p4,p5)
l57=Line(p5,p7)
l76=Line(p7,p6)
l64=Line(p6,p4)
l15=Line(p1,p5)
l40=Line(p4,p0)
l37=Line(p3,p7)
l62=Line(p6,p2)
bottom=PlaneSurface(-CurveLoop(l01,l13,l32,l20))
top=PlaneSurface(CurveLoop(l45,l57,l76,l64))
front=PlaneSurface(CurveLoop(l01,l15,-l45,l40))
back=PlaneSurface(CurveLoop(l32,-l62,-l76,-l37))
left=PlaneSurface(CurveLoop(-l40,-l64,l62,l20))
right=PlaneSurface(CurveLoop(-l15,l13,l37,-l57))
v=Volume(SurfaceLoop(top,bottom,front,back,left,right))
des=Design(dim=3, order=2, element_size = 0.1, keep_files=True)
des.setScriptFileName("brick.geo")
des.addItems(v, top, bottom,back, front, left , right)
dom=MakeDomain(des)
dom.write("brick.fly")
from esys.escript import *
from esys.pycad import *
from esys.pycad.gmsh import Design
from esys.dudley import MakeDomain
from esys.escript import unitsSI as U
DIM = 3
NE_D = 10
DEPTH = 1. * U.km
LX = 5. * U.km
LY = 2. * U.km
DIP = 20 * U.DEG
STRIKE = 10 * U.DEG
des = Design(dim=DIM, order=2, element_size=DEPTH / NE_D, keep_files=True)
if DIM == 2:
if (DEPTH * cos(DIP) > 0.9 * LX):
raise ValueError("X edge to short (maybe DIP to large.)")
p0 = Point(DEPTH * cos(DIP), -DEPTH)
p1 = Point(LX, -DEPTH)
p2 = Point(LX, 0.)
p3 = Point(0., 0.)
l01 = Line(p0, p1)
l12 = Line(p1, p2)
l23 = Line(p2, p3)
l30 = Line(p3, p0)
s = PlaneSurface(CurveLoop(l01, l12, l23, l30))
:var __url__: url entry point on documentation :var __version__: version :var __date__: date of the version """ __author__ = "Lutz Gross, [email protected]" from esys.pycad import * from esys.pycad.gmsh import Design from esys.finley import MakeDomain p0 = Point(0., 0., 0., local_scale=0.01) p1 = Point(1., 0., 0.) p2 = Point(1., 1., 0.) p3 = Point(0., 1., 0.) l01 = Line(p0, p1) l12 = Line(p1, p2) l23 = Line(p2, p3) l23.setElementDistribution(20) l30 = Line(p3, p0) c = CurveLoop(l01, l12, l23, l30) s = PlaneSurface(c) d = Design(dim=2, element_size=0.3) d.setScriptFileName("refine.geo") d.setMeshFileName("refine.msh") d.addItems(s) dom = MakeDomain(d) dom.write("refine.fly")
p1=Point(0.0, depth, 0.0)
p2=Point(width, depth, 0.0)
p3=Point(width, 0.0, 0.0)
# Join corners in anti-clockwise manner.
l01=Line(p0, p1)
l12=Line(p1, p2)
l23=Line(p2, p3)
l30=Line(p3, p0)
# Join line segments to create domain boundary.
c=CurveLoop(l01, l12, l23, l30)
# surface
rec = PlaneSurface(c)
#############################################EXPORTING MESH FOR ESCRIPT
# Create a Design which can make the mesh
d=Design(dim=2, element_size=200*m)
# Add the subdomains and flux boundaries.
d.addItems(rec, PropertySet("linebottom",l12) )
d.addItems(l23, l30, l01) # just in case we need them.
# this is the name of gmsh input file generated by pycad
#
# >> gmsh example04.geo
#
# to show the mesh.
#
d.setScriptFileName(os.path.join(save_path,"example04.geo"))
# this is the name of mesh file generated gmsh. Use
#
# >> gmsh example04.msh
__copyright__ = """Copyright (c) 2003-2018 by The University of Queensland
http://www.uq.edu.au
Primary Business: Queensland, Australia"""
__license__ = """Licensed under the Apache License, version 2.0
http://www.apache.org/licenses/LICENSE-2.0"""
__url__ = "https://launchpad.net/escript-finley"
from esys.escript import *
from esys.pycad import *
from esys.pycad.gmsh import Design
from esys.finley import MakeDomain
p0 = Point(0., 0.)
p1 = Point(1., 0.)
p2 = Point(1., 1.)
p3 = Point(0., 1.)
l01 = Line(p0, p1)
l12 = Line(p1, p2)
l23 = Line(p2, p3)
l30 = Line(p3, p0)
s = PlaneSurface(CurveLoop(l01, l12, l23, l30))
des = Design(dim=2, order=1, element_size=1, keep_files=True)
des.setMeshFileName("rec.geo")
des.addItems(s)
dom = MakeDomain(des)
dom.write("rec.fly")
l01=Line(p0,p1)
l13=Line(p1,p3)
l32=Line(p3,p2)
l20=Line(p2,p0)
l45=Line(p4,p5)
l57=Line(p5,p7)
l76=Line(p7,p6)
l64=Line(p6,p4)
l15=Line(p1,p5)
l40=Line(p4,p0)
l37=Line(p3,p7)
l62=Line(p6,p2)
bottom=PlaneSurface(CurveLoop(l01,l13,l32,l20))
top=PlaneSurface(CurveLoop(l45,l57,l76,l64))
front=PlaneSurface(CurveLoop(l01,l15,-l45,l40))
back=PlaneSurface(CurveLoop(l32,-l62,-l76,-l37))
left=PlaneSurface(CurveLoop(-l40,-l64,l62,l20))
right=PlaneSurface(CurveLoop(-l15,l13,l37,-l57))
v=Volume(SurfaceLoop(top,-bottom,front,back,left,right))
des=Design(dim=3, order=2, element_size = 0.1, keep_files=True)
des.setScriptFileName("brick.geo")
des.addItems(v, top, bottom, back, front, left , right)
des.setFileFormat(des.STL)
des.setMeshFileName("brick.stl")
des.generate()
l01=Line(p0,p1)
l13=Line(p1,p3)
l32=Line(p3,p2)
l20=Line(p2,p0)
l45=Line(p4,p5)
l57=Line(p5,p7)
l76=Line(p7,p6)
l64=Line(p6,p4)
l15=Line(p1,p5)
l40=Line(p4,p0)
l37=Line(p3,p7)
l62=Line(p6,p2)
bottom=PlaneSurface(-CurveLoop(l01,l13,l32,l20))
top=PlaneSurface(CurveLoop(l45,l57,l76,l64))
front=PlaneSurface(CurveLoop(l01,l15,-l45,l40))
back=PlaneSurface(CurveLoop(l32,-l62,-l76,-l37))
left=PlaneSurface(CurveLoop(-l40,-l64,l62,l20))
right=PlaneSurface(CurveLoop(-l15,l13,l37,-l57))
v=Volume(SurfaceLoop(top,bottom,front,back,left,right))
des=Design(dim=3, order=2, element_size = 1, keep_files=True)
des.addItems(v)
dom=MakeDomain(des)
dom.write("brick.fly")
from esys.escript import *
from esys.pycad import *
from esys.pycad.gmsh import Design
from esys.dudley import MakeDomain
from esys.escript import unitsSI as U
DIM=3
NE_D=10
DEPTH=1.*U.km
LX=5.*U.km
LY=2.*U.km
DIP=20*U.DEG
STRIKE=10*U.DEG
des=Design(dim=DIM, order=2, element_size = DEPTH/NE_D, keep_files=True)
if DIM ==2 :
if (DEPTH*cos(DIP) > 0.9 * LX):
raise ValueError("X edge to short (maybe DIP to large.)")
p0=Point(DEPTH*cos(DIP),-DEPTH)
p1=Point(LX,-DEPTH)
p2=Point(LX,0.)
p3=Point(0.,0.)
l01=Line(p0,p1)
l12=Line(p1,p2)
l23=Line(p2,p3)
l30=Line(p3,p0)
s=PlaneSurface(CurveLoop(l01,l12,l23,l30))
l01 = Line(p0, p1)
l13 = Line(p1, p3)
l32 = Line(p3, p2)
l20 = Line(p2, p0)
l45 = Line(p4, p5)
l57 = Line(p5, p7)
l76 = Line(p7, p6)
l64 = Line(p6, p4)
l15 = Line(p1, p5)
l40 = Line(p4, p0)
l37 = Line(p3, p7)
l62 = Line(p6, p2)
bottom = PlaneSurface(CurveLoop(l01, l13, l32, l20))
top = PlaneSurface(CurveLoop(l45, l57, l76, l64))
front = PlaneSurface(CurveLoop(l01, l15, -l45, l40))
back = PlaneSurface(CurveLoop(l32, -l62, -l76, -l37))
left = PlaneSurface(CurveLoop(-l40, -l64, l62, l20))
right = PlaneSurface(CurveLoop(-l15, l13, l37, -l57))
v = Volume(SurfaceLoop(top, -bottom, front, back, left, right))
des = Design(dim=3, order=2, element_size=0.1, keep_files=True)
des.setScriptFileName("brick.geo")
des.addItems(v, top, bottom, back, front, left, right)
des.setFileFormat(des.STL)
des.setMeshFileName("brick.stl")
des.generate()
l12=Line(p1, p2)
l23=Line(p2, p3)
l30=Line(p3, p0)
c=CurveLoop(l01, l12, l23, l30)
# A small triangular cutout
x0=Point(0.1, 0.1, 0.0)
x1=Point(0.5, 0.1, 0.0)
x2=Point(0.5, 0.2, 0.0)
x01=Line(x0, x1)
x12=Line(x1, x2)
x20=Line(x2, x0)
cutout=CurveLoop(x01, x12, x20)
# Create the surface with cutout
s=PlaneSurface(c, holes=[cutout])
# Create a Design which can make the mesh
d=Design(dim=2, element_size=0.05)
# Add the trapezoid with cutout
d.addItems(s)
# Create the geometry, mesh and Escript domain
d.setScriptFileName("trapezoid.geo")
d.setMeshFileName("trapezoid.msh")
domain=MakeDomain(d, integrationOrder=-1, reducedIntegrationOrder=-1, optimizeLabeling=True)
# Create a file that can be read back in to python with
domain.write("trapezoid.fly")
__copyright__="""Copyright (c) 2003-2016 by The University of Queensland
http://www.uq.edu.au
Primary Business: Queensland, Australia"""
__license__="""Licensed under the Apache License, version 2.0
http://www.apache.org/licenses/LICENSE-2.0"""
__url__="https://launchpad.net/escript-finley"
from esys.escript import *
from esys.pycad import *
from esys.pycad.gmsh import Design
from esys.finley import MakeDomain
p0=Point(0.,0.)
p1=Point(1.,0.)
p2=Point(1.,1.)
p3=Point(0.,1.)
l01=Line(p0,p1)
l12=Line(p1,p2)
l23=Line(p2,p3)
l30=Line(p3,p0)
s=PlaneSurface(CurveLoop(l01,l12,l23,l30))
des=Design(dim=2, order=1, element_size = 1, keep_files=True)
des.setMeshFileName("rec.geo")
des.addItems(s)
dom=MakeDomain(des)
dom.write("rec.fly")
bbl3 = Line(p2, x2)
bbl4 = -mysp
l12 = Line(p1, p2)
# curve
bblockloop = CurveLoop(bbl1, l12, bbl3, bbl4)
# surface
bblock = PlaneSurface(bblockloop)
# clockwise check as splines must be set as polygons in the point order
# they were created. Otherwise get a line across plot.
bblockloop2 = CurveLoop(mysp, Line(x2, p2), Line(p2, p1), Line(p1, x1))
################################################CREATE MESH FOR ESCRIPT
# Create a Design which can make the mesh
d = Design(dim=2, element_size=dx, order=2)
# Add the subdomains and flux boundaries.
d.addItems(PropertySet("top", tblock), PropertySet("bottom", bblock), PropertySet("linetop", l30))
# Create the geometry, mesh and Escript domain
d.setScriptFileName(os.path.join(save_path, "example08c.geo"))
d.setMeshFileName(os.path.join(save_path, "example08c.msh"))
domain = MakeDomain(d, optimizeLabeling=True)
x = domain.getX()
print("Domain has been generated ...")
lam = Scalar(0, Function(domain))
lam.setTaggedValue("top", lam1)
lam.setTaggedValue("bottom", lam2)
mu = Scalar(0, Function(domain))
mu.setTaggedValue("top", mu1)
mu.setTaggedValue("bottom", mu2)
l32=Line(p3,p2)
l20=Line(p2,p0)
l45=Line(p4,p5)
l57=Line(p5,p7)
l76=Line(p7,p6)
l64=Line(p6,p4)
l15=Line(p1,p5)
l40=Line(p4,p0)
l37=Line(p3,p7)
l62=Line(p6,p2)
bottom=PlaneSurface(-CurveLoop(l01,l13,l32,l20))
top=PlaneSurface(CurveLoop(l45,l57,l76,l64))
front=PlaneSurface(CurveLoop(l01,l15,-l45,l40))
back=PlaneSurface(CurveLoop(l32,-l62,-l76,-l37))
left=PlaneSurface(CurveLoop(-l40,-l64,l62,l20))
right=PlaneSurface(CurveLoop(-l15,l13,l37,-l57))
v=Volume(SurfaceLoop(top,bottom,front,back,left,right))
des=Design(dim=3, order=2, element_size = 1, keep_files=True)
des.addItems(PropertySet("V",v), PropertySet("bottom",bottom))
des.setScriptFileName("dom.geo")
des.setMeshFileName("dom.msh")
dom=MakeDomain(des)
dom.write("brick.fly")