Vitor Hideyoshi
2a4e9eff0c
This commit adds the methods that were present in the Gaussian.py file into the SetGlobals.py file and packages the program into a diceplayer module so it can be ran using 'python3 -m diceplayer' Signed-off-by: Vitor Hideyoshi <vitor.h.n.batista@gmail.com>
373 lines
10 KiB
Python
373 lines
10 KiB
Python
import os, sys
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import textwrap
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import subprocess
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from DPpack.PTable import *
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from DPpack.SetGlobals import *
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from DPpack.MolHandling import *
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from DPpack.Misc import *
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####################################### functions ######################################
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def read_forces_fchk(file, fh):
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forces = []
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try:
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with open(file) as tmpfh:
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fchkfile = tmpfh.readlines()
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except:
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sys.exit("Error: cannot open file {}".format(file))
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start = fchkfile.pop(0).strip()
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while start.find("Cartesian Gradient") != 0: ## expression in begining of line
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start = fchkfile.pop(0).strip()
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degrees = 3 * len(molecules[0])
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count = 0
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while True:
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values = fchkfile.pop(0).split()
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forces.extend([ float(x) for x in values ])
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count += len(values)
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if count >= degrees:
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forces = forces[:degrees]
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break
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gradient = np.array(forces)
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fh.write("\nGradient read from file {}:\n".format(file))
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fh.write("-----------------------------------------------------------------------\n"
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"Center Atomic Forces (Hartree/Bohr)\n"
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"Number Number X Y Z\n"
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"-----------------------------------------------------------------------\n")
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for i in range(len(molecules[0])):
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fh.write(" {:>5d} {:>3d} {:>14.9f} {:>14.9f} {:>14.9f}\n".format(
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i + 1, molecules[0][i]['na'], forces.pop(0), forces.pop(0), forces.pop(0)))
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fh.write("-----------------------------------------------------------------------\n")
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force_max = np.amax(np.absolute(gradient))
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force_rms = np.sqrt(np.mean(np.square(gradient)))
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fh.write(" Max Force = {:>14.9f} RMS Force = {:>14.9f}\n\n".format(
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force_max, force_rms))
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return gradient
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def read_hessian_fchk(file):
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force_const = []
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try:
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with open(file) as tmpfh:
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fchkfile = tmpfh.readlines()
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except:
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sys.exit("Error: cannot open file {}".format(file))
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start = fchkfile.pop(0).strip()
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while start.find("Cartesian Force Constants") != 0:
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start = fchkfile.pop(0).strip()
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degrees = 3 * len(molecules[0])
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last = round(degrees * (degrees + 1) / 2)
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count = 0
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while True:
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values = fchkfile.pop(0).split()
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force_const.extend([ float(x) for x in values ])
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count += len(values)
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if count >= last:
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force_const = force_const[:last]
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break
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hessian = np.zeros((degrees, degrees))
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for i in range(degrees):
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for j in range(i + 1):
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hessian[i,j] = force_const.pop(0)
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hessian[j,i] = hessian[i,j]
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return hessian
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def read_hessian_log(file):
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try:
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with open(file) as tmpfh:
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logfile = tmpfh.readlines()
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except:
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sys.exit("Error: cannot open file {}".format(file))
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start = logfile.pop(0).strip()
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while start.find("The second derivative matrix:") != 0:
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start = logfile.pop(0).strip()
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degrees = 3 * len(molecules[0])
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hessian = np.zeros((degrees, degrees))
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k = 0
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while k < degrees:
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logfile.pop(0)
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for i in range(k, degrees):
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values = logfile.pop(0).split()[1:]
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for j in range(k, min(i + 1, k + 5)):
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hessian[i,j] = float(values.pop(0))
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hessian[j,i] = hessian[i,j]
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k += 5
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return hessian
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def print_grad_hessian(cycle, cur_gradient, hessian):
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try:
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fh = open("grad_hessian.dat", "w")
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except:
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sys.exit("Error: cannot open file grad_hessian.dat")
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fh.write("Optimization cycle: {}\n".format(cycle))
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fh.write("Cartesian Gradient\n")
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degrees = 3 * len(molecules[0])
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for i in range(degrees):
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fh.write(" {:>11.8g}".format(cur_gradient[i]))
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if (i + 1) % 5 == 0 or i == degrees - 1:
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fh.write("\n")
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fh.write("Cartesian Force Constants\n")
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last = degrees * (degrees + 1) / 2
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count = 0
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for i in range(degrees):
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for j in range(i + 1):
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count += 1
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fh.write(" {:>11.8g}".format(hessian[i,j]))
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if count % 5 == 0 or count == last:
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fh.write("\n")
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fh.close()
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return
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## Change the name to make_gaussian_input
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def make_force_input(cycle, asec_charges):
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path = "step{:02d}".format(cycle) + os.sep + "qm"
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file = path + os.sep + "asec.gjf"
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try:
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fh = open(file, "w")
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except:
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sys.exit("Error: cannot open file {}".format(file))
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fh.write("%Chk=asec.chk\n")
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if gaussian['mem'] != None:
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fh.write("%Mem={}MB\n".format(gaussian['mem']))
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fh.write("%Nprocs={}\n".format(player['nprocs'] * dice['ncores']))
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kword_line = "#P " + gaussian['level'] + " " + gaussian['keywords']
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kword_line += " Force Charge NoSymm"
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if cycle >= player['switchcyc']:
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kword_line += " Pop={} Density=Current".format(gaussian['pop'])
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if cycle > 1:
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kword_line += " Guess=Read"
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fh.write(textwrap.fill(kword_line, 90))
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fh.write("\n")
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fh.write("\nForce calculation - Cycle number {}\n".format(cycle))
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fh.write("\n")
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fh.write("{},{}\n".format(gaussian['chgmult'][0], gaussian['chgmult'][1]))
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for atom in molecules[0]:
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symbol = atomsymb[atom['na']]
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fh.write("{:<2s} {:>10.5f} {:>10.5f} {:>10.5f}\n".format(symbol,
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atom['rx'], atom['ry'], atom['rz']))
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## If also performing charge fit in the same calculation
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if cycle >= player['switchcyc']:
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for ghost in ghost_atoms:
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fh.write("Bq {:>10.5f} {:>10.5f} {:>10.5f}\n".format(
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ghost['rx'], ghost['ry'], ghost['rz']))
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for lp in lp_atoms:
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fh.write("Bq {:>10.5f} {:>10.5f} {:>10.5f}\n".format(
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lp['rx'], lp['ry'], lp['rz']))
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fh.write("\n")
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## If gmiddle file was informed, write its contents in asec.gjf
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if gaussian['gmiddle'] != None:
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if not os.path.isfile(gaussian['gmiddle']):
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sys.exit("Error: cannot find file {} in main directory".format(
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gaussian['gmiddle']))
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try:
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with open(gaussian['gmiddle']) as gmiddlefile:
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gmiddle = gmiddlefile.readlines()
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except:
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sys.exit("Error: cannot open file {}".format(gaussian['gmiddle']))
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for line in gmiddle:
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fh.write(line)
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fh.write("\n")
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## Write the ASEC:
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for charge in asec_charges:
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fh.write("{:>10.5f} {:>10.5f} {:>10.5f} {:>11.8f}\n".format(
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charge['rx'], charge['ry'], charge['rz'], charge['chg']))
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fh.write("\n")
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## If gbottom file was informed, write its contents in asec.gjf
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if gaussian['gbottom'] != None:
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if not os.path.isfile(gaussian['gbottom']):
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sys.exit("Error: cannot find file {} in main directory".format(
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gaussian['gbottom']))
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try:
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with open(gaussian['gbottom']) as gbottomfile:
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gbottom = gbottomfile.readlines()
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except:
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sys.exit("Error: cannot open file {}".format(gaussian['gbottom']))
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for line in gbottom:
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fh.write(line)
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fh.write("\n")
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fh.close()
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return
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# def make_charge_input(cycle, asec_charges):
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# path = "step{:02d}".format(cycle) + os.sep + "qm"
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# file = path + os.sep + "asec2.gjf"
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# try:
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# fh = open(file, "w")
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# except:
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# sys.exit("Error: cannot open file {}".format(file))
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# fh.write("%Chk=asec.chk\n")
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# if gaussian['mem'] != None:
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# fh.write("%Mem={}MB\n".format(gaussian['mem']))
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# fh.write("%Nprocs={}\n".format(player['nprocs'] * dice['ncores']))
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# kword_line = "#P " + gaussian['chglevel'] + " " + gaussian['keywords'] + " Charge NoSymm"
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# if player['opt'] != "no" or cycle > 1:
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# kword_line += " Guess=Read"
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# kword_line += " Pop={} Density=Current\n".format(gaussian['pop'])
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# fh.write(textwrap.fill(kword_line, 90))
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# fh.write("\n")
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# fh.write("\nCharge calculation - Cycle number {}\n".format(cycle))
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# fh.write("\n")
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# fh.write("{},{}\n".format(gaussian['chgmult'][0], gaussian['chgmult'][1]))
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# for atom in molecules[0]:
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# symbol = atomsymb[atom['na']]
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# fh.write("{:<2s} {:>10.5f} {:>10.5f} {:>10.5f}\n".format(symbol,
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# atom['rx'], atom['ry'], atom['rz']))
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# if cycle >= player['switchcyc']:
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# for ghost in ghost_atoms:
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# fh.write("Bq {:>10.5f} {:>10.5f} {:>10.5f}\n".format(
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# ghost['rx'], ghost['ry'], ghost['rz']))
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# for lp in lp_atoms:
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# fh.write("Bq {:>10.5f} {:>10.5f} {:>10.5f}\n".format(
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# lp['rx'], lp['ry'], lp['rz']))
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# fh.write("\n")
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# ## If gmiddle file was informed, write its contents in asec.gjf
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# if gaussian['gmiddle'] != None:
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# if not os.path.isfile(gaussian['gmiddle']):
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# sys.exit("Error: cannot find file {} in main directory".format(
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# gaussian['gmiddle']))
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# try:
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# with open(gaussian['gmiddle']) as gmiddlefile:
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# gmiddle = gmiddlefile.readlines()
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# except:
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# sys.exit("Error: cannot open file {}".format(gaussian['gmiddle']))
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# for line in gmiddle:
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# fh.write(line)
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# fh.write("\n")
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# ## Write the ASEC:
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# for charge in asec_charges:
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# fh.write("{:>10.5f} {:>10.5f} {:>10.5f} {:>11.8f}\n".format(
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# charge['rx'], charge['ry'], charge['rz'], charge['chg']))
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# fh.write("\n")
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# ## If gbottom file was informed, write its contents in asec.gjf
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# if gaussian['gbottom'] != None:
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# if not os.path.isfile(gaussian['gbottom']):
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# sys.exit("Error: cannot find file {} in main directory".format(
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# gaussian['gbottom']))
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# try:
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# with open(gaussian['gbottom']) as gbottomfile:
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# gbottom = gbottomfile.readlines()
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# except:
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# sys.exit("Error: cannot open file {}".format(gaussian['gbottom']))
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# for line in gbottom:
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# fh.write(line)
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# fh.write("\n")
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# fh.close()
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# return
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def read_charges(file, fh):
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try:
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with open(file) as tmpfh:
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glogfile = tmpfh.readlines()
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except:
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sys.exit("Error: cannot open file {}".format(file))
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start = glogfile.pop(0).strip()
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while start != "Fitting point charges to electrostatic potential":
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start = glogfile.pop(0).strip()
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glogfile = glogfile[3:] ## Consume 3 more lines
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fh.write("\nAtomic charges:\n")
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fh.write("------------------------------------\n")
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for atom in molecules[0]:
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line = glogfile.pop(0).split()
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atom_str = line[1]
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charge = float(line[2])
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atom['chg'] = charge
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fh.write(" {:<2s} {:>10.6f}\n".format(atom_str, charge))
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if gaussian['pop'] == "chelpg":
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for ghost in ghost_atoms:
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line = glogfile.pop(0).split()
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atom_str = line[1]
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charge = float(line[2])
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ghost['chg'] = charge
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fh.write(" {:<2s} {:>10.6f}\n".format(atom_str, charge))
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for lp in lp_atoms:
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line = glogfile.pop(0).split()
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atom_str = line[1]
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charge = float(line[2])
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lp['chg'] = charge
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fh.write(" {:<2s} {:>10.6f}\n".format(atom_str, charge))
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fh.write("------------------------------------\n")
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return |