initial upload

PyLaGriT/examples/ex_refine_edge.py

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+from pylagrit import PyLaGriT
+import numpy
+import sys
+
+df = 0.0005 # Fault half aperture
+lr = 7 # Levels of refinement
+nx = 4 # Number of base mesh blocks in x direction
+nz = 20 # Number of base mesh blocks in z direction
+d_base = df*2**(lr+1) # Calculated dimension of base block
+w = d_base*nx # Calculated width of model
+d = d_base*nz # Calculated depth of model
+
+lg = PyLaGriT()
+
+# Create discrete fracture mesh
+dxyz = numpy.array([d_base,d_base,0.])
+mins = numpy.array([0.,-d,0.])
+maxs = numpy.array([w,0,0])
+mqua = lg.createpts_dxyz(dxyz,mins,maxs,'quad',hard_bound=('min','max','min'),connect=True)
+
+for i in range(lr):
+    prefine = mqua.pset_geom_xyz(mins-0.1,(0.0001,0.1,0))
+    erefine = prefine.eltset()
+    erefine.refine()
+    prefine.delete()
+    erefine.delete()
+
+mtri = mqua.copypts('triplane')
+mtri.connect()
+# Make sure that not nodes are lost during connect
+if 'The mesh is complete but could not include all points.' in str(lg.before):
+    print("Error: Lost some points during connect, not completing mesh and exiting workflow!\n")
+    sys.exit()
+mtri.tri_mesh_output_prep()
+mtri.reorder_nodes(cycle='xic yic zic')
+pfault = mtri.pset_geom_xyz(mins-0.1,(0.0001,0.1,0))
+psource = mtri.pset_geom_xyz(mins-0.1,mins+0.0001)
+mtri.setatt('imt',1)
+pfault.setatt('imt',10)
+psource.setatt('imt',20)
+
+mtri.paraview(filename='discrete_fracture.inp')