Exemple #1
0
print("# Matches grains using symmetry group from:  ")
print(
    "#  [cubic|hexagonal|trigonal|rhombohedralP|tetragonal|orthorhombic|monoclinic_[a|b|c]|triclinic]"
)

g1l = grain.read_grain_file(sys.argv[1])
g2l = grain.read_grain_file(sys.argv[2])
for g in g1l + g2l:
    if g.translation is None:
        g.translation = np.zeros(3)
try:
    h = getattr(sym_u, sys.argv[3])()
except:
    print("# No group!")
    print("#Using cubic")
    h = sym_u.cubic()
print("# Symmetry considered")
for o in h.group:
    print(o)

try:
    tolangle = float(sys.argv[4])
except:
    tolangle = 1.0

try:
    toldist = float(sys.argv[5])
except:
    toldist = 100.0

dt0 = np.array([0., 0., 0.])
Exemple #2
0
from ImageD11.sym_u import cubic
from ImageD11.columnfile import columnfile
import numpy as np, sys, xfab.tools

# Cubic symmetry operators
m = np.array(cubic().group)


# print m.shape
def process_file(f, g, ip, jp, npoint):
    """
    f = gff file / sinfit file
    g = columnfile with allgrains output
    i, j = origin position in sample
    n = point number
    """
    try:
        c = columnfile(f + ".gff")
    except:
        # print "No grains"
        # print
        # print
        return
    u = []
    u_uniq = []
    for i in range(c.nrows):
        ut = np.array([[c.U11[i], c.U12[i], c.U13[i]],
                       [c.U21[i], c.U22[i], c.U23[i]],
                       [c.U31[i], c.U32[i], c.U33[i]]])
        uniq = np.dot(m, ut).trace(axis1=1, axis2=2).argmax()
        u_uniq.append(np.dot(m[uniq], ut))