forked from lijiext/lammps
543 lines
17 KiB
Groff
543 lines
17 KiB
Groff
LAMMPS (30 Apr 2015)
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# Test of Kawasaki Dynamics on LJ test system
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units metal
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#newton off
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boundary p p p
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lattice fcc 1 origin 0.25 0.25 0.25
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Lattice spacing in x,y,z = 1 1 1
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atom_style atomic
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# indexed atom variables in test 5 need a map
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atom_modify sort 0 0.0 map hash
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region box block 0 10 0 10 0 10
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create_box 2 box
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Created orthogonal box = (0 0 0) to (10 10 10)
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1 by 1 by 1 MPI processor grid
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create_atoms 1 box basis 1 2
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Created 4000 atoms
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mass 1 50
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mass 2 50
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pair_style lj/cut 2.0
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pair_coeff 1 1 0.0 1.0
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pair_coeff 1 2 0.0 1.0
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pair_coeff 2 2 0.0 1.0
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neighbor 0.3 bin
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neigh_modify delay 10
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# set the cut-off to 2.5x the cutoff from the potential
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comm_modify cutoff 5.0
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# atom radii per type
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variable r atom (type==1)*0.1+(type==2)*0.3
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# groups
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group type1 type 1
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3000 atoms in group type1
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group type2 type 2
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1000 atoms in group type2
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thermo 1
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# reduce computes
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#compute r1 type1 reduce sum c_v1[1]
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#compute r2 type2 reduce sum c_v1[1]
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#compute v1 all voronoi/atom radius v_r
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#
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# TEST 1: Sum of all voronoi cells is the simulation cell volume
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#
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compute v1 all voronoi/atom
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dump d1 all custom 1 dump.voro id type x y z c_v1[1] c_v1[2]
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compute r0 all reduce sum c_v1[1]
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thermo_style custom c_r0
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variable t1 equal c_r0
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run 0
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WARNING: No fixes defined, atoms won't move (../verlet.cpp:55)
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Neighbor list info ...
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1 neighbor list requests
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update every 1 steps, delay 10 steps, check yes
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master list distance cutoff = 2.3
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Memory usage per processor = 8.24398 Mbytes
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r0
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1000
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Loop time of 9.53674e-07 on 1 procs for 0 steps with 4000 atoms
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Pair time (%) = 0 (0)
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Neigh time (%) = 0 (0)
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Comm time (%) = 0 (0)
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Outpt time (%) = 0 (0)
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Other time (%) = 9.53674e-07 (100)
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Nlocal: 4000 ave 4000 max 4000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Nghost: 28000 ave 28000 max 28000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Neighs: 400000 ave 400000 max 400000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Total # of neighbors = 400000
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Ave neighs/atom = 100
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Neighbor list builds = 0
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Dangerous builds = 0
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print "TEST_1 $(round(abs(v_t1-1000)/10))% Error. Sum of all voronoi cells is the simulation cell volume"
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TEST_1 0% Error. Sum of all voronoi cells is the simulation cell volume
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uncompute v1
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uncompute r0
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undump d1
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#
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# TEST 2: Sum of all only_group voronoi cells is the simulation cell volume
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#
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compute v1 type2 voronoi/atom only_group
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dump d1 all custom 1 dump.voro id type x y z c_v1[1] c_v1[2]
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compute r0 type2 reduce sum c_v1[1]
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compute r1 type1 reduce sum c_v1[1]
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thermo_style custom c_r0 c_r1
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variable t2a equal c_r0
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variable t2b equal c_r1
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run 0
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WARNING: No fixes defined, atoms won't move (../verlet.cpp:55)
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Memory usage per processor = 8.24398 Mbytes
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r0 r1
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1000 0
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Loop time of 9.53674e-07 on 1 procs for 0 steps with 4000 atoms
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Pair time (%) = 0 (0)
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Neigh time (%) = 0 (0)
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Comm time (%) = 0 (0)
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Outpt time (%) = 0 (0)
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Other time (%) = 9.53674e-07 (100)
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Nlocal: 4000 ave 4000 max 4000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Nghost: 28000 ave 28000 max 28000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Neighs: 400000 ave 400000 max 400000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Total # of neighbors = 400000
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Ave neighs/atom = 100
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Neighbor list builds = 0
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Dangerous builds = 0
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print "TEST_2a $(round(abs(v_t2a-1000)/10))% Error. Sum of all only_group voronoi cells is the simulation cell volume"
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TEST_2a 0% Error. Sum of all only_group voronoi cells is the simulation cell volume
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print "TEST_2b $(round(v_t2b/10))% Error. Sum of all only_group not included voronoi cells is zero"
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TEST_2b 0% Error. Sum of all only_group not included voronoi cells is zero
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uncompute v1
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uncompute r0
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uncompute r1
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undump d1
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#
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# TEST 3: Sum of all radius voronoi cells is the simulation cell volume
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#
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compute v1 all voronoi/atom radius v_r
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dump d1 all custom 1 dump.voro id type x y z c_v1[1] c_v1[2]
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compute r0 all reduce sum c_v1[1]
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thermo_style custom c_r0
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variable t3 equal c_r0
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run 0
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WARNING: No fixes defined, atoms won't move (../verlet.cpp:55)
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Memory usage per processor = 8.24398 Mbytes
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r0
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1000
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Loop time of 0 on 1 procs for 0 steps with 4000 atoms
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Pair time (%) = 0 (0)
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Neigh time (%) = 0 (0)
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Comm time (%) = 0 (0)
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Outpt time (%) = 0 (0)
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Other time (%) = 0 (0)
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Nlocal: 4000 ave 4000 max 4000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Nghost: 28000 ave 28000 max 28000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Neighs: 400000 ave 400000 max 400000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Total # of neighbors = 400000
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Ave neighs/atom = 100
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Neighbor list builds = 0
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Dangerous builds = 0
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print "TEST_3 $(round(abs(v_t3-1000)/10))% Error. Sum of all radius voronoi cells is the simulation cell volume"
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TEST_3 0% Error. Sum of all radius voronoi cells is the simulation cell volume
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uncompute v1
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uncompute r0
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undump d1
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#
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# TEST 4: Edge histogram tests
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#
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compute v1 type2 voronoi/atom edge_histo 8
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thermo_style custom c_v1[1] c_v1[2] c_v1[3] c_v1[4] c_v1[5] c_v1[6] c_v1[7]
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run 1
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WARNING: No fixes defined, atoms won't move (../verlet.cpp:55)
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Memory usage per processor = 6.03036 Mbytes
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v1[1] v1[2] v1[3] v1[4] v1[5] v1[6] v1[7]
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0 0 0 12000 0 0 0
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0 0 0 12000 0 0 0
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Loop time of 0.452729 on 1 procs for 1 steps with 4000 atoms
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Pair time (%) = 0.00588417 (1.29971)
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Neigh time (%) = 0 (0)
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Comm time (%) = 0.0001719 (0.0379697)
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Outpt time (%) = 0.446614 (98.6493)
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Other time (%) = 5.88894e-05 (0.0130076)
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Nlocal: 4000 ave 4000 max 4000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Nghost: 28000 ave 28000 max 28000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Neighs: 400000 ave 400000 max 400000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Total # of neighbors = 400000
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Ave neighs/atom = 100
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Neighbor list builds = 0
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Dangerous builds = 0
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variable t4a equal (abs(c_v1[4]-12000)+c_v1[1]+c_v1[2]+c_v1[3]+c_v1[5]+c_v1[6]+c_v1[7])/120
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print "TEST_4a $(round(v_t4a))% Error. Edge histogram of a simple cubic lattice (6 sides. 4 edges per side)"
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TEST_4a 0% Error. Edge histogram of a simple cubic lattice (6 sides. 4 edges per side)
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uncompute v1
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compute v1 all voronoi/atom edge_histo 8
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thermo_style custom c_v1[1] c_v1[2] c_v1[3] c_v1[4] c_v1[5] c_v1[6] c_v1[7]
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run 1
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WARNING: No fixes defined, atoms won't move (../verlet.cpp:55)
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Memory usage per processor = 6.03036 Mbytes
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v1[1] v1[2] v1[3] v1[4] v1[5] v1[6] v1[7]
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0 0 0 48000 0 0 0
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0 0 0 48000 0 0 0
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Loop time of 0.457597 on 1 procs for 1 steps with 4000 atoms
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Pair time (%) = 0.00587797 (1.28453)
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Neigh time (%) = 0 (0)
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Comm time (%) = 0.000169992 (0.0371489)
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Outpt time (%) = 0.451496 (98.6668)
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Other time (%) = 5.29289e-05 (0.0115667)
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Nlocal: 4000 ave 4000 max 4000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Nghost: 28000 ave 28000 max 28000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Neighs: 400000 ave 400000 max 400000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Total # of neighbors = 400000
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Ave neighs/atom = 100
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Neighbor list builds = 0
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Dangerous builds = 0
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variable t4b equal (abs(c_v1[4]-48000)+c_v1[1]+c_v1[2]+c_v1[3]+c_v1[5]+c_v1[6]+c_v1[7])/480
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print "TEST_4b $(round(v_t4b))% Error. Edge histogram of a face centered cubic lattice (12 sides. 4 edges per side)"
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TEST_4b 0% Error. Edge histogram of a face centered cubic lattice (12 sides. 4 edges per side)
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uncompute v1
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# perturbed fcc lattice
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displace_atoms all random 0.01 0.01 0.01 31423
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compute v1 all voronoi/atom edge_histo 8 edge_threshold 0.1
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thermo_style custom c_v1[1] c_v1[2] c_v1[3] c_v1[4] c_v1[5] c_v1[6] c_v1[7]
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run 1
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WARNING: No fixes defined, atoms won't move (../verlet.cpp:55)
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Memory usage per processor = 6.03036 Mbytes
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v1[1] v1[2] v1[3] v1[4] v1[5] v1[6] v1[7]
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0 0 0 48000 0 0 0
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0 0 0 48000 0 0 0
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Loop time of 0.476216 on 1 procs for 1 steps with 4000 atoms
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Pair time (%) = 0.0061729 (1.29624)
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Neigh time (%) = 0 (0)
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Comm time (%) = 0.000172138 (0.0361471)
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Outpt time (%) = 0.469808 (98.6543)
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Other time (%) = 6.31809e-05 (0.0132673)
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Nlocal: 4000 ave 4000 max 4000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Nghost: 28000 ave 28000 max 28000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Neighs: 400000 ave 400000 max 400000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Total # of neighbors = 400000
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Ave neighs/atom = 100
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Neighbor list builds = 0
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Dangerous builds = 0
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variable t4c equal (abs(c_v1[4]-48000)+c_v1[1]+c_v1[2]+c_v1[3]+c_v1[5]+c_v1[6]+c_v1[7])/480
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print "TEST_4c $(round(v_t4c))% Error. Edge histogram of a perturbed face centered cubic lattice with edge_threshold"
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TEST_4c 0% Error. Edge histogram of a perturbed face centered cubic lattice with edge_threshold
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uncompute v1
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# bcc lattice
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delete_atoms group all
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Deleted 4000 atoms, new total = 0
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lattice bcc 1 origin 0.25 0.25 0.25
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Lattice spacing in x,y,z = 1 1 1
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create_atoms 1 box
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Created 2000 atoms
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compute v1 all voronoi/atom edge_histo 8
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thermo_style custom c_v1[1] c_v1[2] c_v1[3] c_v1[4] c_v1[5] c_v1[6] c_v1[7]
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run 1
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WARNING: No fixes defined, atoms won't move (../verlet.cpp:55)
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Memory usage per processor = 6.03036 Mbytes
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v1[1] v1[2] v1[3] v1[4] v1[5] v1[6] v1[7]
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0 0 0 12000 0 16000 0
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0 0 0 12000 0 16000 0
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Loop time of 0.201346 on 1 procs for 1 steps with 2000 atoms
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Pair time (%) = 0.00147796 (0.734039)
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Neigh time (%) = 0 (0)
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Comm time (%) = 8.10623e-05 (0.0402602)
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Outpt time (%) = 0.199769 (99.2168)
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Other time (%) = 1.78814e-05 (0.00888093)
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Nlocal: 2000 ave 2000 max 2000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Nghost: 14000 ave 14000 max 14000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Neighs: 112000 ave 112000 max 112000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Total # of neighbors = 112000
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Ave neighs/atom = 56
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Neighbor list builds = 0
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Dangerous builds = 0
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variable t4d equal (abs(c_v1[4]-12000)+abs(c_v1[6]-16000)+c_v1[1]+c_v1[2]+c_v1[3]+c_v1[5]+c_v1[7])/280
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print "TEST_4d $(round(v_t4d))% Error. Edge histogram of a body centered cubic lattice (truncated octahedron, 6 sides with 4 edges, 8 sides with 6 edges)"
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TEST_4d 0% Error. Edge histogram of a body centered cubic lattice (truncated octahedron, 6 sides with 4 edges, 8 sides with 6 edges)
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uncompute v1
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# restore fcc lattice
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delete_atoms group all
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Deleted 2000 atoms, new total = 0
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lattice fcc 1 origin 0.25 0.25 0.25
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Lattice spacing in x,y,z = 1 1 1
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create_atoms 1 box basis 1 2
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Created 4000 atoms
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#
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# TEST 5: Occupation analysis
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#
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print "START5"
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START5
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# start with pristine lattice
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variable i1 equal 13
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variable i2 equal 257
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compute v1 all voronoi/atom occupation
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compute r0 all reduce sum c_v1[1]
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compute r1 all reduce sum c_v1[2]
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variable d5a equal c_v1[${i1}][1]
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variable d5a equal c_v1[13][1]
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variable d5b equal c_v1[${i2}][1]
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variable d5b equal c_v1[257][1]
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variable d5c equal c_v1[${i1}][2]
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variable d5c equal c_v1[13][2]
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variable d5d equal c_v1[${i2}][2]
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variable d5d equal c_v1[257][2]
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thermo_style custom c_r0 c_r1 v_d5a v_d5b v_d5c v_d5d
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run 0
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WARNING: No fixes defined, atoms won't move (../verlet.cpp:55)
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Memory usage per processor = 6.03036 Mbytes
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r0 r1 d5a d5b d5c d5d
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4000 4000 1 1 1 1
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Loop time of 0 on 1 procs for 0 steps with 4000 atoms
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Pair time (%) = 0 (0)
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Neigh time (%) = 0 (0)
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Comm time (%) = 0 (0)
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Outpt time (%) = 0 (0)
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Other time (%) = 0 (0)
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Nlocal: 4000 ave 4000 max 4000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Nghost: 28000 ave 28000 max 28000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Neighs: 400000 ave 400000 max 400000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Total # of neighbors = 400000
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Ave neighs/atom = 100
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Neighbor list builds = 0
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Dangerous builds = 0
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# expect 1 1 1 1 (one atom per cell each)
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variable t5a equal abs(${d5a}-1)+abs(${d5b}-1)+abs(${d5c}-1)+abs(${d5d}-1)
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variable t5a equal abs(1-1)+abs(${d5b}-1)+abs(${d5c}-1)+abs(${d5d}-1)
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variable t5a equal abs(1-1)+abs(1-1)+abs(${d5c}-1)+abs(${d5d}-1)
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variable t5a equal abs(1-1)+abs(1-1)+abs(1-1)+abs(${d5d}-1)
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variable t5a equal abs(1-1)+abs(1-1)+abs(1-1)+abs(1-1)
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# move atom i1 next to atom i2
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variable oxd equal x[${i1}]
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variable oxd equal x[13]
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variable oyd equal y[${i1}]
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variable oyd equal y[13]
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variable ozd equal z[${i1}]
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variable ozd equal z[13]
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# we need to freeze this value
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variable ox equal ${oxd}
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variable ox equal 3.25
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variable oy equal ${oyd}
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variable oy equal 0.25
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variable oz equal ${ozd}
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variable oz equal 0.25
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# these coords dont change so dynamic evaluation is ok
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variable nx equal x[${i2}]
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variable nx equal x[257]
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variable ny equal y[${i2}]
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variable ny equal y[257]
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variable nz equal z[${i2}]
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variable nz equal z[257]
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set atom ${i1} x $(v_nx+0.2) y $(v_ny+0.2) z $(v_nz+0.2)
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set atom 13 x $(v_nx+0.2) y $(v_ny+0.2) z $(v_nz+0.2)
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set atom 13 x 4.4500000000000001776 y $(v_ny+0.2) z $(v_nz+0.2)
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set atom 13 x 4.4500000000000001776 y 6.4500000000000001776 z $(v_nz+0.2)
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set atom 13 x 4.4500000000000001776 y 6.4500000000000001776 z 0.4500000000000000111
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1 settings made for x
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1 settings made for y
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1 settings made for z
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run 0
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WARNING: No fixes defined, atoms won't move (../verlet.cpp:55)
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Memory usage per processor = 6.53036 Mbytes
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r0 r1 d5a d5b d5c d5d
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4000 4002 0 2 2 2
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Loop time of 9.53674e-07 on 1 procs for 0 steps with 4000 atoms
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Pair time (%) = 0 (0)
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Neigh time (%) = 0 (0)
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Comm time (%) = 0 (0)
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Outpt time (%) = 0 (0)
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Other time (%) = 9.53674e-07 (100)
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Nlocal: 4000 ave 4000 max 4000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Nghost: 28000 ave 28000 max 28000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Neighs: 399998 ave 399998 max 399998 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Total # of neighbors = 399998
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Ave neighs/atom = 99.9995
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Neighbor list builds = 0
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Dangerous builds = 0
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# expect 0 2 2 2 (vacancy at the original i1 site, interstitial at i2 and both atoms are now sharing a site)
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variable t5b equal abs(${d5a}-0)+abs(${d5b}-2)+abs(${d5c}-2)+abs(${d5d}-2)
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variable t5b equal abs(0-0)+abs(${d5b}-2)+abs(${d5c}-2)+abs(${d5d}-2)
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variable t5b equal abs(0-0)+abs(2-2)+abs(${d5c}-2)+abs(${d5d}-2)
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variable t5b equal abs(0-0)+abs(2-2)+abs(2-2)+abs(${d5d}-2)
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variable t5b equal abs(0-0)+abs(2-2)+abs(2-2)+abs(2-2)
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# move atom back
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set atom ${i1} x ${ox} y ${oy} z ${oz}
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set atom 13 x ${ox} y ${oy} z ${oz}
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set atom 13 x 3.25 y ${oy} z ${oz}
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set atom 13 x 3.25 y 0.25 z ${oz}
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set atom 13 x 3.25 y 0.25 z 0.25
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1 settings made for x
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1 settings made for y
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1 settings made for z
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run 0
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WARNING: No fixes defined, atoms won't move (../verlet.cpp:55)
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Memory usage per processor = 6.53036 Mbytes
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r0 r1 d5a d5b d5c d5d
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4000 4000 1 1 1 1
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Loop time of 0 on 1 procs for 0 steps with 4000 atoms
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Pair time (%) = 0 (0)
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Neigh time (%) = 0 (0)
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Comm time (%) = 0 (0)
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Outpt time (%) = 0 (0)
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Other time (%) = 0 (0)
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Nlocal: 4000 ave 4000 max 4000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Nghost: 28000 ave 28000 max 28000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Neighs: 400000 ave 400000 max 400000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Total # of neighbors = 400000
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Ave neighs/atom = 100
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Neighbor list builds = 0
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Dangerous builds = 0
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# expect 1 1 1 1 (restored to the initial state)
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variable t5c equal abs(${d5a}-1)+abs(${d5b}-1)+abs(${d5c}-1)+abs(${d5d}-1)
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variable t5c equal abs(1-1)+abs(${d5b}-1)+abs(${d5c}-1)+abs(${d5d}-1)
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variable t5c equal abs(1-1)+abs(1-1)+abs(${d5c}-1)+abs(${d5d}-1)
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variable t5c equal abs(1-1)+abs(1-1)+abs(1-1)+abs(${d5d}-1)
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variable t5c equal abs(1-1)+abs(1-1)+abs(1-1)+abs(1-1)
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print "TEST_5 $((v_t5a+v_t5b+v_t5c)*100)% Error. Detection of vacancies and interstitials using the {occupation} keyword."
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TEST_5 0% Error. Detection of vacancies and interstitials using the {occupation} keyword.
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uncompute v1
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uncompute r0
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uncompute r1
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#
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# TEST 6: Sum of all voronoi cells is the triclinic simulation cell volume
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#
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# switch to triclinic box
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change_box all triclinic
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triclinic box = (0 0 0) to (10 10 10) with tilt (0 0 0)
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change_box all xy final 5.0 remap units box
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triclinic box = (0 0 0) to (10 10 10) with tilt (5 0 0)
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compute v1 all voronoi/atom
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dump d1 all custom 1 dump.voro id type x y z c_v1[1] c_v1[2]
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compute r0 all reduce sum c_v1[1]
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thermo_style custom c_r0
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variable t6 equal c_r0
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run 0
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WARNING: No fixes defined, atoms won't move (../verlet.cpp:55)
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Neighbor list info ...
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1 neighbor list requests
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update every 1 steps, delay 10 steps, check yes
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master list distance cutoff = 2.3
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Memory usage per processor = 11.5794 Mbytes
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r0
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1000
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Loop time of 0 on 1 procs for 0 steps with 4000 atoms
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Pair time (%) = 0 (0)
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Neigh time (%) = 0 (0)
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Comm time (%) = 0 (0)
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Outpt time (%) = 0 (0)
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Other time (%) = 0 (0)
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Nlocal: 4000 ave 4000 max 4000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Nghost: 29600 ave 29600 max 29600 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Neighs: 432000 ave 432000 max 432000 min
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Histogram: 1 0 0 0 0 0 0 0 0 0
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Total # of neighbors = 432000
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Ave neighs/atom = 108
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Neighbor list builds = 0
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Dangerous builds = 0
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print "TEST_6 $(round((v_t6-1000)/10))% Error. Sum of all voronoi cells is the triclinic simulation cell volume"
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TEST_6 0% Error. Sum of all voronoi cells is the triclinic simulation cell volume
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uncompute v1
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uncompute r0
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undump d1
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# All tests done
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print TEST_DONE
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TEST_DONE
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