Compadre  1.3.3
GMLS_Manifold.py.in
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1 import subprocess
2 import os
3 import re
4 import math
5 import sys
6 import argparse
7 
8 parser = argparse.ArgumentParser(description='convert files by adding cell centroids and ID (for cubed-sphere)')
9 parser.add_argument('--porder', dest='porder', type=int, default=3, help='polynomial degree for basis')
10 parser.add_argument('--grids', dest='grids', type=int, default=2, help='number of grids for refinement sequence')
11 parser.add_argument('--solver-type', dest='solver_type', type=str, default='QR', help='solver type {QR,LU}')
12 parser.add_argument('--in-trilinos', dest='in_trilinos', type=str, default='false', help='whether being called from inside of Trilinos')
13 args = parser.parse_args()
14 
15 def check_bounds(porder, rate):
16  if (porder=="1"):
17  if rate<3 and rate>.9:
18  return True
19  else:
20  return False
21  else:
22  if rate>float(porder)-1.2:
23  return True
24  else:
25  return False
26 
27 num_target_sites = 100
28 porder = args.porder
29 grids = args.grids
30 solver_type = args.solver_type
31 
32 errors = []
33 
34 target_operators=("Tangent Bundle", "Point Value", "Laplace-Beltrami", "Gaussian Curvature", "Surface Gradient \(Ambient\)", "Surface Vector \(VectorBasis\)", "Surface Divergence \(VectorBasis\)", "Surface Vector \(ScalarClones\)", "Surface Divergence \(ScalarClones\)")#, "Surface Gradient (Manifold)",
35 for operator in target_operators:
36  errors.append([])
37 
38 for grid_num in range(grids):
39  with open(os.devnull, 'w') as devnull:
40  exe_name=""
41  if args.in_trilinos.lower()=="true":
42  exe_name = "@CMAKE_CURRENT_BINARY_DIR@/Compadre_GMLS_Manifold_Test.exe"
43  else:
44  exe_name = "@CMAKE_CURRENT_BINARY_DIR@/GMLS_Manifold_Test"
45  output_commands = [exe_name,"--p","%d"%porder,"--nt","%d"%num_target_sites,"--d","3","--ns","%d"%(20*num_target_sites*pow(4,grid_num)),"--solver",str(solver_type),"--problem","MANIFOLD","--kokkos-threads=4"]
46  print(output_commands)
47  output = subprocess.check_output(output_commands, stderr=devnull)
48  #print(output)
49  for key, operator in enumerate(target_operators):
50  m = re.search('(?<=%s Error: )[0-9]+\.?[0-9]*(?:[Ee]\ *-?\ *[0-9]+)?'%operator, output.decode('utf-8'))
51  try:
52  errors[key].append(float(m.group(0)))
53  except:
54  print("Program exited early. Regular expression search for error failed.")
55  exit(-1)
56 
57 print(errors)
58 
59 for key, operator in enumerate(target_operators):
60  print("\n\n%s rates: porder:%s\n============="%(operator.replace('\\',''), porder))
61  for i in range(1,len(errors[key])):
62  if (errors[key][i]!=0):
63  rate = math.log(errors[key][i]/errors[key][i-1])/math.log(.5)
64  print(str(rate) + ", " + str(errors[key][i]) + ", " + str(errors[key][i-1]))
65  assert(check_bounds(porder, rate))
66  else:
67  print("NaN - Division by zero")
68 
69 print("Passed.")
70 sys.exit(0)