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Symmetric DFT implementation

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Dario Fiore Mosca 2024-11-12 15:22:25 +01:00
parent 44d791d90d
commit 7e99a2f291
9 changed files with 105 additions and 39 deletions
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3
.idea/.gitignore vendored Normal file
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@ -0,0 +1,3 @@
# Default ignored files
/shelf/
/workspace.xml

12
.idea/dft_tools.src.iml Normal file
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@ -0,0 +1,12 @@
<?xml version="1.0" encoding="UTF-8"?>
<module type="PYTHON_MODULE" version="4">
<component name="NewModuleRootManager">
<content url="file://$MODULE_DIR$" />
<orderEntry type="inheritedJdk" />
<orderEntry type="sourceFolder" forTests="false" />
</component>
<component name="PyDocumentationSettings">
<option name="format" value="PLAIN" />
<option name="myDocStringFormat" value="Plain" />
</component>
</module>

18
.idea/inspectionProfiles/Project_Default.xml Normal file
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@ -0,0 +1,18 @@
<component name="InspectionProjectProfileManager">
<profile version="1.0">
<option name="myName" value="Project Default" />
<inspection_tool class="PyInterpreterInspection" enabled="false" level="WARNING" enabled_by_default="false" />
<inspection_tool class="PyPackageRequirementsInspection" enabled="true" level="WARNING" enabled_by_default="true">
<option name="ignoredPackages">
<value>
<list size="4">
<item index="0" class="java.lang.String" itemvalue="python3" />
<item index="1" class="java.lang.String" itemvalue="triqs.3.1.x" />
<item index="2" class="java.lang.String" itemvalue="lapack" />
<item index="3" class="java.lang.String" itemvalue="f90wrap" />
</list>
</value>
</option>
</inspection_tool>
</profile>
</component>

6
.idea/inspectionProfiles/profiles_settings.xml Normal file
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@ -0,0 +1,6 @@
<component name="InspectionProjectProfileManager">
<settings>
<option name="USE_PROJECT_PROFILE" value="false" />
<version value="1.0" />
</settings>
</component>

8
.idea/modules.xml Normal file
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@ -0,0 +1,8 @@
<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="ProjectModuleManager">
<modules>
<module fileurl="file://$PROJECT_DIR$/.idea/dft_tools.src.iml" filepath="$PROJECT_DIR$/.idea/dft_tools.src.iml" />
</modules>
</component>
</project>

6
.idea/vcs.xml Normal file
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@ -0,0 +1,6 @@
<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="VcsDirectoryMappings">
<mapping directory="$PROJECT_DIR$" vcs="Git" />
</component>
</project>

38
python/triqs_dft_tools/converters/plovasp/sc_dmft.py
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@ -72,22 +72,26 @@ def is_vasp_running(vasp_pid):
pid_exists = mpi.bcast(pid_exists) pid_exists = mpi.bcast(pid_exists)
return pid_exists return pid_exists
def get_dft_energy(): def get_dft_energy():
""" """
Reads energy from the last line of OSZICAR. Reads DFT energy from the last line of Vasp's OSZICAR or from vasptriqs.h5
""" """
with open('OSZICAR', 'r') as f: h5_energy = False
nextline = f.readline() if os.path.isfile('vaspout.h5'):
with HDFArchive('vaspout.h5', 'r') as h5:
if 'oszicar' in h5['intermediate/ion_dynamics']:
dft_energy = h5['intermediate/ion_dynamics/oszicar'][-1,1]
h5_energy = True
# as backup use OSZICAR file
if not h5_energy:
with open('OSZICAR', 'r') as file:
nextline = file.readline()
while nextline.strip(): while nextline.strip():
line = nextline line = nextline
nextline = f.readline() nextline = file.readline()
# print "OSZICAR: ", line[:-1]
try:
dft_energy = float(line.split()[2]) dft_energy = float(line.split()[2])
except ValueError:
print("Cannot read energy from OSZICAR, setting it to zero")
dft_energy = 0.0
return dft_energy return dft_energy
@ -98,9 +102,8 @@ class bcolors:
YELLOW = '\033[93m' YELLOW = '\033[93m'
RED = '\033[91m' RED = '\033[91m'
ENDC = '\033[0m' ENDC = '\033[0m'
#
# Main self-consistent cycle # Main self-consistent cycle
#
def run_all(vasp_pid, dmft_cycle, cfg_file, n_iter, n_iter_dft, vasp_version): def run_all(vasp_pid, dmft_cycle, cfg_file, n_iter, n_iter_dft, vasp_version):
""" """
""" """
@ -117,7 +120,7 @@ def run_all(vasp_pid, dmft_cycle, cfg_file, n_iter, n_iter_dft, vasp_version):
mpi.barrier() mpi.barrier()
while is_vasp_lock_present(): while is_vasp_lock_present():
time.sleep(1) time.sleep(1)
# if debug: print bcolors.YELLOW + " waiting: rank %s"%(mpi.rank) + bcolors.ENDC if debug: print(bcolors.YELLOW + " waiting: rank %s"%(mpi.rank) + bcolors.ENDC)
if not is_vasp_running(vasp_pid): if not is_vasp_running(vasp_pid):
mpi.report(" VASP stopped") mpi.report(" VASP stopped")
vasp_running = False vasp_running = False
@ -125,7 +128,6 @@ def run_all(vasp_pid, dmft_cycle, cfg_file, n_iter, n_iter_dft, vasp_version):
# Tell VASP to stop if the maximum number of iterations is reached # Tell VASP to stop if the maximum number of iterations is reached
if debug: print(bcolors.MAGENTA + "rank %s"%(mpi.rank) + bcolors.ENDC) if debug: print(bcolors.MAGENTA + "rank %s"%(mpi.rank) + bcolors.ENDC)
err = 0 err = 0
exc = None exc = None
@ -161,7 +163,7 @@ def run_all(vasp_pid, dmft_cycle, cfg_file, n_iter, n_iter_dft, vasp_version):
# electron.F around line 644 # electron.F around line 644
iter_dft = 0 iter_dft = 0
if vasp_version == 'standard': if vasp_version == 'standard' or vasp_version == 'ncl':
copyfile(src='GAMMA',dst='GAMMA_recent') copyfile(src='GAMMA',dst='GAMMA_recent')
while iter_dft < n_iter_dft: while iter_dft < n_iter_dft:
# insert recalculation of GAMMA here # insert recalculation of GAMMA here
@ -190,7 +192,7 @@ def run_all(vasp_pid, dmft_cycle, cfg_file, n_iter, n_iter_dft, vasp_version):
vasp_running = False vasp_running = False
break break
iter_dft += 1 iter_dft += 1
if vasp_version == 'standard': if vasp_version == 'standard' or vasp_version == 'ncl':
copyfile(src='GAMMA_recent',dst='GAMMA') copyfile(src='GAMMA_recent',dst='GAMMA')
iter += 1 iter += 1
if iter == n_iter: if iter == n_iter:
@ -253,8 +255,8 @@ def main():
except KeyError: except KeyError:
vasp_version = 'standard' vasp_version = 'standard'
if vasp_version != 'standard' and vasp_version != 'no_gamma_write': #if vasp_version != 'standard' and vasp_version != 'no_gamma_write':
raise Exception('vasp_version has to be standard or no_gamma_write') # raise Exception('vasp_version has to be standard or no_gamma_write')
# if len(sys.argv) > 1: # if len(sys.argv) > 1:
# vasp_path = sys.argv[1] # vasp_path = sys.argv[1]

18
python/triqs_dft_tools/converters/plovasp/vaspio.py
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@ -82,7 +82,7 @@ class VaspData:
self.plocar = h5Plocar(h5path) self.plocar = h5Plocar(h5path)
self.poscar = h5Poscar(h5path) self.poscar = h5Poscar(h5path)
self.kpoints = h5Kpoints(h5path) self.kpoints = h5Kpoints(h5path)
self.eigenval = h5Eigenval(h5path) self.eigenval = h5Eigenval(h5path, self.kpoints.ksymmap)
self.doscar = h5Doscar(h5path) self.doscar = h5Doscar(h5path)
else: else:
self.plocar = Plocar() self.plocar = Plocar()
@ -716,28 +716,34 @@ class h5Kpoints:
# h5path = './vasptriqs.h5' # h5path = './vasptriqs.h5'
with HDFArchive(h5path, 'a') as archive: with HDFArchive(h5path, 'a') as archive:
kpoints = archive['results/electron_eigenvalues'] kpoints = archive['results/electron_eigenvalues']
self.nktot = kpoints['kpoints'] self.nkred = kpoints['kpoints']
self.kpts = kpoints['kpoint_coords'] self.kpts = kpoints['kpoint_coords_full']
self.kwghts = kpoints['kpoints_symmetry_weight'] self.nktot = len(self.kpts)
self.kwghts = kpoints['kpoints_symmetry_weight_full']
self.ksymmap = kpoints['kpoints_symmetry_mapping']
self.ksymmap -= 1
try: try:
self.ntet = kpoints['num_tetrahedra'] self.ntet = kpoints['num_tetrahedra']
self.vtet = kpoints['volume_weight_tetrahedra'] self.vtet = kpoints['volume_weight_tetrahedra']
self.itet = kpoints['coordinate_id_tetrahedra'] self.itet = kpoints['coordinate_id_tetrahedra']
except KeyError: except KeyError:
print(" No tetrahedron data found in vasptriqs.h5. Skipping...") print(" No tetrahedron data found in vaspout.h5. Skipping...")
self.ntet = 0 self.ntet = 0
print() print()
print(" {0:>26} {1:d}".format("Reduced number of k-points:", self.nkred))
print(" {0:>26} {1:d}".format("Total number of k-points:", self.nktot)) print(" {0:>26} {1:d}".format("Total number of k-points:", self.nktot))
print(" {0:>26} {1:d}".format("Total number of tetrahedra:", self.ntet)) print(" {0:>26} {1:d}".format("Total number of tetrahedra:", self.ntet))
class h5Eigenval: class h5Eigenval:
def __init__(self, h5path): def __init__(self, h5path, symmap):
with HDFArchive(h5path, 'a') as archive: with HDFArchive(h5path, 'a') as archive:
self.eigs = archive['results/electron_eigenvalues']['eigenvalues'] self.eigs = archive['results/electron_eigenvalues']['eigenvalues']
self.eigs = self.eigs[:, symmap, :]
self.ferw = archive['results/electron_eigenvalues']['fermiweights'] self.ferw = archive['results/electron_eigenvalues']['fermiweights']
self.ferw = self.ferw[:, symmap, :]
# TODO Change the format in VASP to have [kpoints, bands, spin] # TODO Change the format in VASP to have [kpoints, bands, spin]
self.eigs = np.transpose(self.eigs, (1, 2, 0)) self.eigs = np.transpose(self.eigs, (1, 2, 0))
self.ferw = np.transpose(self.ferw, (1, 2, 0)) self.ferw = np.transpose(self.ferw, (1, 2, 0))

17
python/triqs_dft_tools/sumk_dft.py
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@ -578,7 +578,8 @@ class SumkDFT(object):
mesh_values = self.mesh_values mesh_values = self.mesh_values
elif not mesh is None: elif not mesh is None:
assert isinstance(mesh, (MeshReFreq, MeshDLRImFreq, MeshImFreq)), "mesh must be a triqs MeshReFreq or MeshImFreq" assert isinstance(mesh,
(MeshReFreq, MeshDLRImFreq, MeshImFreq)), "mesh must be a triqs MeshReFreq or MeshImFreq"
if isinstance(mesh, MeshImFreq): if isinstance(mesh, MeshImFreq):
mesh_values = np.linspace(mesh(mesh.first_index()), mesh(mesh.last_index()), len(mesh)) mesh_values = np.linspace(mesh(mesh.first_index()), mesh(mesh.last_index()), len(mesh))
elif isinstance(mesh, MeshDLRImFreq): elif isinstance(mesh, MeshDLRImFreq):
@ -1843,7 +1844,8 @@ class SumkDFT(object):
for bname, gf in sigma_minus_dc[icrsh]: for bname, gf in sigma_minus_dc[icrsh]:
# Transform dc_imp to global coordinate system # Transform dc_imp to global coordinate system
if self.use_rotations: if self.use_rotations:
gf -= np.dot(self.rot_mat[icrsh], np.dot(self.dc_imp[icrsh][bname], self.rot_mat[icrsh].conjugate().transpose())) gf -= np.dot(self.rot_mat[icrsh],
np.dot(self.dc_imp[icrsh][bname], self.rot_mat[icrsh].conjugate().transpose()))
else: else:
gf -= self.dc_imp[icrsh][bname] gf -= self.dc_imp[icrsh][bname]
@ -2205,7 +2207,8 @@ class SumkDFT(object):
filename = 'dens_mat.dat' filename = 'dens_mat.dat'
elif dm_type == 'vasp': elif dm_type == 'vasp':
# use new h5 interface to vasp by default, if not wanted specify dm_type='vasp' + filename='GAMMA' # use new h5 interface to vasp by default, if not wanted specify dm_type='vasp' + filename='GAMMA'
filename = 'vaspgamma.h5' # filename = 'vaspgamma.h5'
filename = 'GAMMA'
elif dm_type == 'elk': elif dm_type == 'elk':
filename = 'DMATDMFT.OUT' filename = 'DMATDMFT.OUT'
elif dm_type == 'qe': elif dm_type == 'qe':
@ -2360,7 +2363,7 @@ class SumkDFT(object):
vasp_h5['deltaN'] = deltaN vasp_h5['deltaN'] = deltaN
else: else:
with open(filename, 'w') as f: with open(filename, 'w') as f:
f.write(" %i -1 ! Number of k-points, default number of bands\n" % len(kpts_to_write)) f.write(" -1 -1 ! Number of k-points, default number of bands\n") # % len(kpts_to_write))
for index, ik in enumerate(kpts_to_write): for index, ik in enumerate(kpts_to_write):
ib1 = band_window[0][ik, 0] ib1 = band_window[0][ik, 0]
ib2 = band_window[0][ik, 1] ib2 = band_window[0][ik, 1]
@ -2372,8 +2375,10 @@ class SumkDFT(object):
valim = (deltaN['ud'][ik][inu, imu].imag) / 1.0 valim = (deltaN['ud'][ik][inu, imu].imag) / 1.0
f.write(" %.14f %.14f" % (valre, valim)) f.write(" %.14f %.14f" % (valre, valim))
else: else:
valre = (deltaN['up'][ik][inu, imu].real + deltaN['down'][ik][inu, imu].real) / 2.0 valre = (deltaN['up'][ik][inu, imu].real + deltaN['down'][ik][
valim = (deltaN['up'][ik][inu, imu].imag + deltaN['down'][ik][inu, imu].imag) / 2.0 inu, imu].real) / 2.0
valim = (deltaN['up'][ik][inu, imu].imag + deltaN['down'][ik][
inu, imu].imag) / 2.0
f.write(" %.14f %.14f" % (valre, valim)) f.write(" %.14f %.14f" % (valre, valim))
f.write("\n") f.write("\n")