MolHandling Translation - Most

In this commit most of the work about Molecules and the Quantum Mechanical System has been finished, the only part still missing if a method that populates de ASSEC, but this method requires the Classes: Dice, Player and Gaussian

Signed-off-by: Vitor Hideyoshi <vitor.h.n.batista@gmail.com>
This commit is contained in:
2021-07-12 16:00:09 -03:00
committed by Vitor Hideyoshi
parent 6768012cc0
commit ec08e05614
2 changed files with 345 additions and 146 deletions

View File

@@ -152,75 +152,75 @@ from DPpack.SetGlobals import *
def nearest_image(refmol, molecule, lx, ly, lz, criterium="com"):
# def nearest_image(refmol, molecule, lx, ly, lz, criterium="com"):
if criterium != "com" and criterium != "min":
sys.exit("Error in value passed to function nearest_image")
min_dist = 1e20
for i in range(-1, 2):
for j in range(-1, 2):
for k in range(-1, 2):
# if criterium != "com" and criterium != "min":
# sys.exit("Error in value passed to function nearest_image")
# min_dist = 1e20
# for i in range(-1, 2):
# for j in range(-1, 2):
# for k in range(-1, 2):
tr_vector = [i * lx, j * ly, k * lz]
new_molecule = translate(molecule, tr_vector)
if criterium == "com":
dist = center_of_mass_distance(refmol, new_molecule)
else:
dist = minimum_distance(refmol, new_molecule)
# tr_vector = [i * lx, j * ly, k * lz]
# new_molecule = translate(molecule, tr_vector)
# if criterium == "com":
# dist = center_of_mass_distance(refmol, new_molecule)
# else:
# dist = minimum_distance(refmol, new_molecule)
if dist < min_dist:
min_dist = dist
nearestmol = deepcopy(new_molecule)
# if dist < min_dist:
# min_dist = dist
# nearestmol = deepcopy(new_molecule)
return min_dist, nearestmol
# return min_dist, nearestmol
def calculate_step(gradient, hessian, fh):
# def calculate_step(gradient, hessian, fh):
invhessian = linalg.inv(hessian)
pre_step = -1 * np.matmul(invhessian, gradient.T).T
maxstep = np.amax(np.absolute(pre_step))
factor = min(1, player['maxstep']/maxstep)
step = factor * pre_step
# invhessian = linalg.inv(hessian)
# pre_step = -1 * np.matmul(invhessian, gradient.T).T
# maxstep = np.amax(np.absolute(pre_step))
# factor = min(1, player['maxstep']/maxstep)
# step = factor * pre_step
fh.write("\nCalculated step:\n")
pre_step_list = pre_step.tolist()
# fh.write("\nCalculated step:\n")
# pre_step_list = pre_step.tolist()
fh.write("-----------------------------------------------------------------------\n"
"Center Atomic Step (Bohr)\n"
"Number Number X Y Z\n"
"-----------------------------------------------------------------------\n")
for i in range(len(molecules[0])):
fh.write(" {:>5d} {:>3d} {:>14.9f} {:>14.9f} {:>14.9f}\n".format(
i + 1, molecules[0][i]['na'],
pre_step_list.pop(0), pre_step_list.pop(0), pre_step_list.pop(0)))
# fh.write("-----------------------------------------------------------------------\n"
# "Center Atomic Step (Bohr)\n"
# "Number Number X Y Z\n"
# "-----------------------------------------------------------------------\n")
# for i in range(len(molecules[0])):
# fh.write(" {:>5d} {:>3d} {:>14.9f} {:>14.9f} {:>14.9f}\n".format(
# i + 1, molecules[0][i]['na'],
# pre_step_list.pop(0), pre_step_list.pop(0), pre_step_list.pop(0)))
fh.write("-----------------------------------------------------------------------\n")
# fh.write("-----------------------------------------------------------------------\n")
fh.write("Maximum step is {:>11.6}\n".format(maxstep))
fh.write("Scaling factor = {:>6.4f}\n".format(factor))
fh.write("\nFinal step (Bohr):\n")
step_list = step.tolist()
# fh.write("Maximum step is {:>11.6}\n".format(maxstep))
# fh.write("Scaling factor = {:>6.4f}\n".format(factor))
# fh.write("\nFinal step (Bohr):\n")
# step_list = step.tolist()
fh.write("-----------------------------------------------------------------------\n"
"Center Atomic Step (Bohr)\n"
"Number Number X Y Z\n"
"-----------------------------------------------------------------------\n")
for i in range(len(molecules[0])):
fh.write(" {:>5d} {:>3d} {:>14.9f} {:>14.9f} {:>14.9f}\n".format(
i + 1, molecules[0][i]['na'],
step_list.pop(0), step_list.pop(0), step_list.pop(0)))
# fh.write("-----------------------------------------------------------------------\n"
# "Center Atomic Step (Bohr)\n"
# "Number Number X Y Z\n"
# "-----------------------------------------------------------------------\n")
# for i in range(len(molecules[0])):
# fh.write(" {:>5d} {:>3d} {:>14.9f} {:>14.9f} {:>14.9f}\n".format(
# i + 1, molecules[0][i]['na'],
# step_list.pop(0), step_list.pop(0), step_list.pop(0)))
fh.write("-----------------------------------------------------------------------\n")
# fh.write("-----------------------------------------------------------------------\n")
step_max = np.amax(np.absolute(step))
step_rms = np.sqrt(np.mean(np.square(step)))
# step_max = np.amax(np.absolute(step))
# step_rms = np.sqrt(np.mean(np.square(step)))
fh.write(" Max Step = {:>14.9f} RMS Step = {:>14.9f}\n\n".format(
step_max, step_rms))
# fh.write(" Max Step = {:>14.9f} RMS Step = {:>14.9f}\n\n".format(
# step_max, step_rms))
return step
# return step
@@ -236,21 +236,21 @@ def calculate_step(gradient, hessian, fh):
def update_molecule(position, fh):
# def update_molecule(position, fh):
position_in_ang = (position * bohr2ang).tolist()
new_molecule = deepcopy(molecules[0])
for atom in new_molecule:
atom['rx'] = position_in_ang.pop(0)
atom['ry'] = position_in_ang.pop(0)
atom['rz'] = position_in_ang.pop(0)
# position_in_ang = (position * bohr2ang).tolist()
# new_molecule = deepcopy(molecules[0])
# for atom in new_molecule:
# atom['rx'] = position_in_ang.pop(0)
# atom['ry'] = position_in_ang.pop(0)
# atom['rz'] = position_in_ang.pop(0)
rmsd, molecules[0] = rmsd_fit(new_molecule, molecules[0])
# rmsd, molecules[0] = rmsd_fit(new_molecule, molecules[0])
fh.write("\nProjected new conformation of reference molecule with RMSD fit\n")
fh.write("RMSD = {:>8.5f} Angstrom\n".format(rmsd))
# fh.write("\nProjected new conformation of reference molecule with RMSD fit\n")
# fh.write("RMSD = {:>8.5f} Angstrom\n".format(rmsd))
return
# return
@@ -266,7 +266,7 @@ def update_molecule(position, fh):
# return hessian
### Antes de aplicar devemos aplicar a aplicação de Classes para Dice, Player e etc
def populate_asec_vdw(cycle, fh):
@@ -417,49 +417,49 @@ def populate_asec_vdw(cycle, fh):
def print_geom(cycle, fh):
# def print_geom(cycle, fh):
fh.write("{}\n".format(len(molecules[0])))
fh.write("Cycle # {}\n".format(cycle))
for atom in molecules[0]:
symbol = atomsymb[atom['na']]
fh.write("{:<2s} {:>10.6f} {:>10.6f} {:>10.6f}\n".format(symbol,
atom['rx'], atom['ry'], atom['rz']))
# fh.write("{}\n".format(len(molecules[0])))
# fh.write("Cycle # {}\n".format(cycle))
# for atom in molecules[0]:
# symbol = atomsymb[atom['na']]
# fh.write("{:<2s} {:>10.6f} {:>10.6f} {:>10.6f}\n".format(symbol,
# atom['rx'], atom['ry'], atom['rz']))
return
# return
def print_mol_info(molecule, fh):
# def print_mol_info(molecule, fh):
com = center_of_mass(molecule)
fh.write(" Center of mass = ( {:>10.4f} , {:>10.4f} , {:>10.4f} )\n".format(com[0],
com[1], com[2]))
inertia = inertia_tensor(molecule)
evals, evecs = principal_axes(inertia)
# com = center_of_mass(molecule)
# fh.write(" Center of mass = ( {:>10.4f} , {:>10.4f} , {:>10.4f} )\n".format(com[0],
# com[1], com[2]))
# inertia = inertia_tensor(molecule)
# evals, evecs = principal_axes(inertia)
fh.write(" Moments of inertia = {:>9E} {:>9E} {:>9E}\n".format(evals[0],
evals[1], evals[2]))
# fh.write(" Moments of inertia = {:>9E} {:>9E} {:>9E}\n".format(evals[0],
# evals[1], evals[2]))
fh.write(" Major principal axis = ( {:>10.6f} , {:>10.6f} , {:>10.6f} )\n".format(
evecs[0,0], evecs[1,0], evecs[2,0]))
fh.write(" Inter principal axis = ( {:>10.6f} , {:>10.6f} , {:>10.6f} )\n".format(
evecs[0,1], evecs[1,1], evecs[2,1]))
fh.write(" Minor principal axis = ( {:>10.6f} , {:>10.6f} , {:>10.6f} )\n".format(
evecs[0,2], evecs[1,2], evecs[2,2]))
# fh.write(" Major principal axis = ( {:>10.6f} , {:>10.6f} , {:>10.6f} )\n".format(
# evecs[0,0], evecs[1,0], evecs[2,0]))
# fh.write(" Inter principal axis = ( {:>10.6f} , {:>10.6f} , {:>10.6f} )\n".format(
# evecs[0,1], evecs[1,1], evecs[2,1]))
# fh.write(" Minor principal axis = ( {:>10.6f} , {:>10.6f} , {:>10.6f} )\n".format(
# evecs[0,2], evecs[1,2], evecs[2,2]))
sizes = sizes_of_molecule(molecule)
fh.write(" Characteristic lengths = ( {:>6.2f} , {:>6.2f} , {:>6.2f} )\n".format(
sizes[0], sizes[1], sizes[2]))
mol_mass = total_mass(molecule)
fh.write(" Total mass = {:>8.2f} au\n".format(mol_mass))
# sizes = sizes_of_molecule(molecule)
# fh.write(" Characteristic lengths = ( {:>6.2f} , {:>6.2f} , {:>6.2f} )\n".format(
# sizes[0], sizes[1], sizes[2]))
# mol_mass = total_mass(molecule)
# fh.write(" Total mass = {:>8.2f} au\n".format(mol_mass))
chg_dip = charges_and_dipole(molecule)
fh.write(" Total charge = {:>8.4f} e\n".format(chg_dip[0]))
fh.write(" Dipole moment = ( {:>9.4f} , {:>9.4f} , {:>9.4f} ) Total = {:>9.4f} Debye\n\n".format(
chg_dip[1], chg_dip[2], chg_dip[3], chg_dip[4]))
# chg_dip = charges_and_dipole(molecule)
# fh.write(" Total charge = {:>8.4f} e\n".format(chg_dip[0]))
# fh.write(" Dipole moment = ( {:>9.4f} , {:>9.4f} , {:>9.4f} ) Total = {:>9.4f} Debye\n\n".format(
# chg_dip[1], chg_dip[2], chg_dip[3], chg_dip[4]))
return
# return
@@ -533,71 +533,68 @@ def print_mol_info(molecule, fh):
def rmsd_fit(projecting_mol, reference_mol):
# def rmsd_fit(projecting_mol, reference_mol):
if len(projecting_mol) != len(reference_mol):
sys.exit("Error in RMSD fit procedure: molecules have different number of atoms")
dim = len(projecting_mol)
# if len(projecting_mol) != len(reference_mol):
# sys.exit("Error in RMSD fit procedure: molecules have different number of atoms")
# dim = len(projecting_mol)
new_projecting_mol = deepcopy(projecting_mol)
new_reference_mol = deepcopy(reference_mol)
# new_projecting_mol = deepcopy(projecting_mol)
# new_reference_mol = deepcopy(reference_mol)
center_of_mass_to_origin(new_projecting_mol)
center_of_mass_to_origin(new_reference_mol)
# center_of_mass_to_origin(new_projecting_mol)
# center_of_mass_to_origin(new_reference_mol)
x = []
y = []
# x = []
# y = []
for atom in new_projecting_mol:
x.extend([ atom['rx'], atom['ry'], atom['rz'] ])
# for atom in new_projecting_mol:
# x.extend([ atom['rx'], atom['ry'], atom['rz'] ])
for atom in new_reference_mol:
y.extend([ atom['rx'], atom['ry'], atom['rz'] ])
# for atom in new_reference_mol:
# y.extend([ atom['rx'], atom['ry'], atom['rz'] ])
x = np.array(x).reshape(dim, 3)
y = np.array(y).reshape(dim, 3)
# x = np.array(x).reshape(dim, 3)
# y = np.array(y).reshape(dim, 3)
r = np.matmul(y.T, x)
rr = np.matmul(r.T, r)
# r = np.matmul(y.T, x)
# rr = np.matmul(r.T, r)
try:
evals, evecs = linalg.eigh(rr)
except:
sys.exit("Error: diagonalization of RR matrix did not converge")
# try:
# evals, evecs = linalg.eigh(rr)
# except:
# sys.exit("Error: diagonalization of RR matrix did not converge")
a1 = evecs[:,2].T
a2 = evecs[:,1].T
a3 = np.cross(a1, a2)
# a1 = evecs[:,2].T
# a2 = evecs[:,1].T
# a3 = np.cross(a1, a2)
A = np.array([ a1[0], a1[1], a1[2], a2[0], a2[1], a2[2], a3[0], a3[1], a3[2] ])
A = A.reshape(3,3)
# A = np.array([ a1[0], a1[1], a1[2], a2[0], a2[1], a2[2], a3[0], a3[1], a3[2] ])
# A = A.reshape(3,3)
b1 = np.matmul(r, a1.T).T # or np.dot(r, a1)
b1 /= linalg.norm(b1)
b2 = np.matmul(r, a2.T).T # or np.dot(r, a2)
b2 /= linalg.norm(b2)
b3 = np.cross(b1, b2)
# b1 = np.matmul(r, a1.T).T # or np.dot(r, a1)
# b1 /= linalg.norm(b1)
# b2 = np.matmul(r, a2.T).T # or np.dot(r, a2)
# b2 /= linalg.norm(b2)
# b3 = np.cross(b1, b2)
B = np.array([ b1[0], b1[1], b1[2], b2[0], b2[1], b2[2], b3[0], b3[1], b3[2] ])
B = B.reshape(3,3).T
# B = np.array([ b1[0], b1[1], b1[2], b2[0], b2[1], b2[2], b3[0], b3[1], b3[2] ])
# B = B.reshape(3,3).T
rot_matrix = np.matmul(B, A)
x = np.matmul(rot_matrix, x.T).T
# rot_matrix = np.matmul(B, A)
# x = np.matmul(rot_matrix, x.T).T
rmsd = 0
for i in range(dim):
rmsd += (x[i,0] - y[i,0])**2 + (x[i,1] - y[i,1])**2 + (x[i,2] - y[i,2])**2
rmsd = math.sqrt(rmsd/dim)
# rmsd = 0
# for i in range(dim):
# rmsd += (x[i,0] - y[i,0])**2 + (x[i,1] - y[i,1])**2 + (x[i,2] - y[i,2])**2
# rmsd = math.sqrt(rmsd/dim)
for i in range(dim):
new_projecting_mol[i]['rx'] = x[i,0]
new_projecting_mol[i]['ry'] = x[i,1]
new_projecting_mol[i]['rz'] = x[i,2]
# for i in range(dim):
# new_projecting_mol[i]['rx'] = x[i,0]
# new_projecting_mol[i]['ry'] = x[i,1]
# new_projecting_mol[i]['rz'] = x[i,2]
tr_vector = center_of_mass(reference_mol)
projected_mol = translate(new_projecting_mol, tr_vector)
# tr_vector = center_of_mass(reference_mol)
# projected_mol = translate(new_projecting_mol, tr_vector)
return rmsd, projected_mol
# return rmsd, projected_mol