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Commit cdcddc5a authored by Jonas Plewinski's avatar Jonas Plewinski
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Merge branch 'master' into master-p

parents 7dfd3b4f 31ad4832
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View file @ cdcddc5a
......@@ -72,6 +72,4 @@ cmake_install.cmake
CMakeDefs.h
/moduleStatistics.json
/walberla-config.cmake
/cmake-build-debug/
/cmake-build-release/
/cmake-build-debug-remote/
cmake-build-*
.gitlab-ci.yml
View file @ cdcddc5a
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apps/benchmarks/FlowAroundSphereCodeGen/FlowAroundSphereCodeGen.cpp
View file @ cdcddc5a
......@@ -73,21 +73,21 @@ auto VelocityCallback = [](const Cell& pos, const shared_ptr< StructuredBlockFor
real_t inflow_velocity, const bool constant_inflow = true) {
if (constant_inflow)
{
Vector3< real_t > result(inflow_velocity, 0.0, 0.0);
Vector3< real_t > result(inflow_velocity, real_c(0.0), real_c(0.0));
return result;
}
else
{
Cell globalCell;
CellInterval domain = SbF->getDomainCellBB();
real_t h_y = real_c(domain.ySize());
real_t h_z = real_c(domain.zSize());
auto h_y = real_c(domain.ySize());
auto h_z = real_c(domain.zSize());
SbF->transformBlockLocalToGlobalCell(globalCell, block, pos);
real_t y1 = real_c(globalCell[1] - (h_y / 2.0 - 0.5));
real_t z1 = real_c(globalCell[2] - (h_z / 2.0 - 0.5));
auto y1 = real_c(globalCell[1] - (h_y / 2.0 - 0.5));
auto z1 = real_c(globalCell[2] - (h_z / 2.0 - 0.5));
real_t u = (inflow_velocity * real_c(16)) / (h_y * h_y * h_z * h_z) * (h_y / real_c(2.0) - y1) *
real_t u = (inflow_velocity * real_c(16.0)) / (h_y * h_y * h_z * h_z) * (h_y / real_c(2.0) - y1) *
(h_y / real_c(2.0) + y1) * (h_z / real_c(2.0) - z1) * (h_z / real_c(2.0) + z1);
Vector3< real_t > result(u, 0.0, 0.0);
......@@ -151,9 +151,9 @@ int main(int argc, char** argv)
auto parameters = config->getOneBlock("Parameters");
const uint_t timesteps = parameters.getParameter< uint_t >("timesteps", uint_c(10));
const real_t omega = parameters.getParameter< real_t >("omega", real_t(1.9));
const real_t u_max = parameters.getParameter< real_t >("u_max", real_t(0.05));
const real_t reynolds_number = parameters.getParameter< real_t >("reynolds_number", real_t(1000));
const real_t omega = parameters.getParameter< real_t >("omega", real_c(1.9));
const real_t u_max = parameters.getParameter< real_t >("u_max", real_c(0.05));
const real_t reynolds_number = parameters.getParameter< real_t >("reynolds_number", real_c(1000.0));
const uint_t diameter_sphere = parameters.getParameter< uint_t >("diameter_sphere", uint_t(5));
const bool constant_inflow = parameters.getParameter< bool >("constant_inflow", true);
......@@ -162,8 +162,8 @@ int main(int argc, char** argv)
// create fields
BlockDataID pdfFieldID = blocks->addStructuredBlockData< PdfField_T >(pdfFieldAdder, "PDFs");
BlockDataID velFieldID = field::addToStorage< VelocityField_T >(blocks, "velocity", real_t(0), field::fzyx);
BlockDataID densityFieldID = field::addToStorage< ScalarField_T >(blocks, "density", real_t(0), field::fzyx);
BlockDataID velFieldID = field::addToStorage< VelocityField_T >(blocks, "velocity", real_c(0.0), field::fzyx);
BlockDataID densityFieldID = field::addToStorage< ScalarField_T >(blocks, "density", real_c(0.0), field::fzyx);
#if defined(WALBERLA_BUILD_WITH_CUDA)
BlockDataID pdfFieldIDGPU = cuda::addGPUFieldToStorage< PdfField_T >(blocks, pdfFieldID, "PDFs on GPU", true);
......@@ -300,7 +300,7 @@ int main(int argc, char** argv)
timeloop.run();
simTimer.end();
WALBERLA_LOG_INFO_ON_ROOT("Simulation finished")
auto time = simTimer.last();
auto time = real_c(simTimer.last());
auto nrOfCells = real_c(cellsPerBlock[0] * cellsPerBlock[1] * cellsPerBlock[2]);
auto mlupsPerProcess = nrOfCells * real_c(timesteps) / time * 1e-6;
WALBERLA_LOG_RESULT_ON_ROOT("MLUPS per process " << mlupsPerProcess)
......
apps/benchmarks/FlowAroundSphereCodeGen/FlowAroundSphereCodeGen.py
View file @ cdcddc5a
......@@ -33,7 +33,8 @@ with CodeGeneration() as ctx:
'velocity': velocity_field
}
lbm_config = LBMConfig(stencil=stencil, method=Method.CUMULANT, relaxation_rate=omega, galilean_correction=True,
lbm_config = LBMConfig(stencil=stencil, method=Method.CUMULANT, compressible=True,
relaxation_rate=omega, galilean_correction=True,
field_name='pdfs', streaming_pattern=streaming_pattern, output=output)
lbm_optimisation = LBMOptimisation(symbolic_field=pdfs, cse_global=False, cse_pdfs=False)
......@@ -66,9 +67,9 @@ with CodeGeneration() as ctx:
generate_sweep(ctx, 'FlowAroundSphereCodeGen_MacroSetter', setter_assignments, target=target)
# boundaries
ubb = UBB(lambda *args: None, dim=dim)
ubb = UBB(lambda *args: None, dim=dim, data_type=data_type)
ubb_data_handler = UBBAdditionalDataHandler(stencil, ubb)
outflow = ExtrapolationOutflow(stencil[4], lb_method, streaming_pattern=streaming_pattern)
outflow = ExtrapolationOutflow(stencil[4], lb_method, streaming_pattern=streaming_pattern, data_type=data_type)
outflow_data_handler = OutflowAdditionalDataHandler(stencil, outflow, target=target)
generate_alternating_lbm_boundary(ctx, 'FlowAroundSphereCodeGen_UBB', ubb, lb_method,
......
apps/benchmarks/FluidParticleCoupling/GeneratedLBM.py
View file @ cdcddc5a
import sympy as sp
from sympy.core.cache import clear_cache
import pystencils as ps
from lbmpy.creationfunctions import create_lb_method_from_existing, create_lb_method
from lbmpy.creationfunctions import LBMConfig, LBMOptimisation, Method, Stencil, create_lb_method
from lbmpy_walberla import generate_lattice_model
from pystencils_walberla import CodeGeneration
from pystencils_walberla import get_vectorize_instruction_set
from lbmpy.creationfunctions import create_lb_collision_rule
from lbmpy.moments import is_even, get_order, MOMENT_SYMBOLS
from lbmpy.stencils import get_stencil
from lbmpy.stencils import LBStencil
from collections import OrderedDict
with CodeGeneration() as ctx:
generatedMethod = 'TRTlike'
#generatedMethod = 'D3Q27TRTlike'
#generatedMethod = 'cumulant'
# generatedMethod = 'D3Q27TRTlike'
# generatedMethod = 'cumulant'
clear_cache()
......@@ -28,7 +28,7 @@ with CodeGeneration() as ctx:
omegaVisc = sp.Symbol('omega_visc')
omegaBulk = ps.fields(f'omega_bulk: {dtype_string}[3D]', layout='fzyx')
omegaMagic = sp.Symbol('omega_magic')
stencil = get_stencil('D3Q19', 'walberla')
stencil = LBStencil(Stencil.D3Q19)
x, y, z = MOMENT_SYMBOLS
one = sp.Rational(1, 1)
......@@ -44,33 +44,43 @@ with CodeGeneration() as ctx:
]
# relaxation rate for first group of moments (1,x,y,z) is set to zero internally
relaxation_rates=[omegaBulk.center_vector, omegaBulk.center_vector, omegaMagic, omegaVisc, omegaVisc, omegaMagic]
relaxation_rates = [omegaBulk.center_vector, omegaBulk.center_vector,
omegaMagic, omegaVisc, omegaVisc, omegaMagic]
methodWithForce = create_lb_method(stencil=stencil, method='mrt', maxwellian_moments=False,
nested_moments=moments, relaxation_rates=relaxation_rates)
lbm_config = LBMConfig(stencil=stencil, method=Method.MRT, continuous_equilibrium=False,
zero_centered=False, delta_equilibrium=False,
nested_moments=moments, relaxation_rates=relaxation_rates)
#print(methodWithForce.relaxation_rates)
#print(methodWithForce.moment_matrix)
collision_rule = create_lb_collision_rule(lb_method=methodWithForce, optimization={'cse_global': True})
lbm_opt = LBMOptimisation(cse_global=True)
methodWithForce = create_lb_method(lbm_config=lbm_config)
# print(methodWithForce.relaxation_rates)
# print(methodWithForce.moment_matrix)
collision_rule = create_lb_collision_rule(lbm_config=lbm_config, lbm_optimisation=lbm_opt)
generate_lattice_model(ctx, 'GeneratedLBM', collision_rule, field_layout='fzyx', cpu_vectorize_info=cpu_vectorize_info)
if generatedMethod == 'D3Q27TRTlike':
omegaVisc = sp.Symbol('omega_visc')
omegaBulk = ps.fields(f'omega_bulk: {dtype_string}[3D]', layout='fzyx')
omegaMagic = sp.Symbol('omega_magic')
stencil = get_stencil('D3Q27', 'walberla')
stencil = LBStencil(Stencil.D3Q27)
relaxation_rates = [omegaVisc, omegaBulk.center_vector, omegaMagic, omegaVisc, omegaMagic, omegaVisc]
methodWithForce = create_lb_method(stencil=stencil, method='mrt', maxwellian_moments=False, weighted=True,
compressible=False, relaxation_rates=relaxation_rates)
lbm_config = LBMConfig(stencil=stencil, method=Method.MRT, maxwellian_moments=False, weighted=True,
compressible=False, relaxation_rates=relaxation_rates)
lbm_opt = LBMOptimisation(cse_global=True)
methodWithForce = create_lb_method(lbm_config=lbm_config)
collision_rule = create_lb_collision_rule(lb_method=methodWithForce, optimization={'cse_global': True})
collision_rule = create_lb_collision_rule(lbm_config=lbm_config, lbm_optimisation=lbm_opt)
generate_lattice_model(ctx, 'GeneratedLBM', collision_rule, field_layout='fzyx',
cpu_vectorize_info=cpu_vectorize_info)
# using create_with_continuous_maxwellian_eq_moments won't work probably
if generatedMethod == 'cumulant':
x, y, z = MOMENT_SYMBOLS
......@@ -122,7 +132,7 @@ with CodeGeneration() as ctx:
else:
return 1
stencil = get_stencil('D3Q27', 'walberla')
stencil = LBStencil(Stencil.D3Q27)
omega = sp.Symbol('omega')
rr_dict = OrderedDict((c, get_relaxation_rate(c, omega))
......@@ -139,6 +149,3 @@ with CodeGeneration() as ctx:
generate_lattice_model(ctx, 'GeneratedLBM', collision_rule, field_layout='fzyx',
cpu_vectorize_info=cpu_vectorize_info)
apps/benchmarks/FluidParticleCoupling/GeneratedLBMWithForce.py
View file @ cdcddc5a
import sympy as sp
from sympy.core.cache import clear_cache
import pystencils as ps
from lbmpy.creationfunctions import create_lb_method_from_existing, create_lb_ast, create_lb_method
from lbmpy.creationfunctions import LBMConfig, LBMOptimisation, ForceModel, Method, Stencil, create_lb_method
from lbmpy_walberla import generate_lattice_model
from pystencils_walberla import CodeGeneration
from pystencils_walberla import get_vectorize_instruction_set
from lbmpy.creationfunctions import create_lb_collision_rule
from lbmpy.moments import MOMENT_SYMBOLS, is_even, get_order
from lbmpy.stencils import get_stencil
from lbmpy.forcemodels import Luo
from lbmpy.stencils import LBStencil
from collections import OrderedDict
with CodeGeneration() as ctx:
forcing = (sp.symbols('fx'), 0, 0)
forcemodel = Luo(forcing)
generatedMethod = 'TRTlike'
# generatedMethod = 'D3Q27TRTlike'
......@@ -35,7 +33,7 @@ with CodeGeneration() as ctx:
omegaVisc = sp.Symbol('omega_visc')
omegaBulk = ps.fields(f'omega_bulk: {dtype_string}[3D]', layout='fzyx')
omegaMagic = sp.Symbol('omega_magic')
stencil = get_stencil('D3Q19', 'walberla')
stencil = LBStencil(Stencil.D3Q19)
x, y, z = MOMENT_SYMBOLS
one = sp.Rational(1, 1)
......@@ -51,29 +49,42 @@ with CodeGeneration() as ctx:
]
# relaxation rate for first group of moments (1,x,y,z) is set to zero internally
relaxation_rates=[omegaBulk.center_vector, omegaBulk.center_vector, omegaMagic, omegaVisc, omegaVisc, omegaMagic]
relaxation_rates = [omegaBulk.center_vector, omegaBulk.center_vector,
omegaMagic, omegaVisc, omegaVisc, omegaMagic]
methodWithForce = create_lb_method(stencil=stencil, method='mrt', maxwellian_moments=False,
force_model=forcemodel, nested_moments=moments, relaxation_rates=relaxation_rates)
lbm_config = LBMConfig(stencil=stencil, method=Method.MRT, continuous_equilibrium=False,
zero_centered=False, delta_equilibrium=False,
force=forcing, force_model=ForceModel.LUO,
nested_moments=moments, relaxation_rates=relaxation_rates)
lbm_opt = LBMOptimisation(cse_global=True)
methodWithForce = create_lb_method(lbm_config=lbm_config)
# print(methodWithForce.relaxation_rates)
# print(methodWithForce.moment_matrix)
collision_rule = create_lb_collision_rule(lbm_config=lbm_config, lbm_optimisation=lbm_opt)
generate_lattice_model(ctx, 'GeneratedLBMWithForce', collision_rule, field_layout='fzyx',
cpu_vectorize_info=cpu_vectorize_info)
#print(methodWithForce.relaxation_rates)
#print(methodWithForce.moment_matrix)
collision_rule = create_lb_collision_rule(lb_method=methodWithForce, optimization={'cse_global': True})
generate_lattice_model(ctx, 'GeneratedLBMWithForce', collision_rule, field_layout='fzyx', cpu_vectorize_info=cpu_vectorize_info)
if generatedMethod == 'D3Q27TRTlike':
omegaVisc = sp.Symbol('omega_visc')
omegaBulk = ps.fields(f'omega_bulk: {dtype_string}[3D]', layout='fzyx')
omegaMagic = sp.Symbol('omega_magic')
stencil = get_stencil('D3Q27', 'walberla')
stencil = LBStencil(Stencil.D3Q27)
relaxation_rates = [omegaVisc, omegaBulk.center_vector, omegaMagic, omegaVisc, omegaMagic, omegaVisc]
methodWithForce = create_lb_method(stencil=stencil, method='mrt', maxwellian_moments=False, weighted=True,
compressible=False, force_model=forcemodel, relaxation_rates=relaxation_rates)
lbm_config = LBMConfig(stencil=stencil, method=Method.MRT, maxwellian_moments=False, weighted=True,
force=forcing, force_model=ForceModel.LUO,
compressible=False, relaxation_rates=relaxation_rates)
lbm_opt = LBMOptimisation(cse_global=True)
collision_rule = create_lb_collision_rule(lb_method=methodWithForce, optimization={'cse_global': True})
methodWithForce = create_lb_method(lbm_config=lbm_config)
collision_rule = create_lb_collision_rule(lbm_config=lbm_config, lbm_optimisation=lbm_opt)
generate_lattice_model(ctx, 'GeneratedLBMWithForce', collision_rule, field_layout='fzyx',
cpu_vectorize_info=cpu_vectorize_info)
......@@ -128,7 +139,7 @@ with CodeGeneration() as ctx:
else:
return 1
stencil = get_stencil('D3Q27', 'walberla')
stencil = LBStencil(Stencil.D3Q27)
omega = sp.Symbol('omega')
rr_dict = OrderedDict((c, get_relaxation_rate(c, omega))
......@@ -199,7 +210,7 @@ with CodeGeneration() as ctx:
else:
return omegaMagic
stencil = get_stencil('D3Q27', 'walberla')
stencil = LBStencil(Stencil.D3Q27)
omegaVisc = sp.Symbol('omega_visc')
omegaMagic = sp.Symbol('omega_magic')
......@@ -219,4 +230,3 @@ with CodeGeneration() as ctx:
generate_lattice_model(ctx, 'GeneratedLBMWithForce', collision_rule, field_layout='fzyx',
cpu_vectorize_info=cpu_vectorize_info)
apps/benchmarks/PhaseFieldAllenCahn/benchmark_multiphase.cpp
View file @ cdcddc5a
......@@ -86,14 +86,14 @@ int main(int argc, char** argv)
const std::string timeStepStrategy = parameters.getParameter< std::string >("timeStepStrategy", "normal");
const uint_t timesteps = parameters.getParameter< uint_t >("timesteps", uint_c(50));
const real_t remainingTimeLoggerFrequency =
parameters.getParameter< real_t >("remainingTimeLoggerFrequency", 3.0);
parameters.getParameter< real_t >("remainingTimeLoggerFrequency", real_c(3.0));
const uint_t scenario = parameters.getParameter< uint_t >("scenario", uint_c(1));
const uint_t warmupSteps = parameters.getParameter< uint_t >("warmupSteps", uint_t(2));
#if defined(WALBERLA_BUILD_WITH_CUDA)
// CPU fields
BlockDataID vel_field = field::addToStorage< VelocityField_T >(blocks, "vel", real_t(0), field::fzyx);
BlockDataID phase_field = field::addToStorage< PhaseField_T >(blocks, "phase", real_t(0), field::fzyx);
BlockDataID vel_field = field::addToStorage< VelocityField_T >(blocks, "vel", real_c(0.0), field::fzyx);
BlockDataID phase_field = field::addToStorage< PhaseField_T >(blocks, "phase", real_c(0.0), field::fzyx);
// GPU fields
BlockDataID lb_phase_field_gpu = cuda::addGPUFieldToStorage< cuda::GPUField< real_t > >(
blocks, "lb phase field on GPU", Stencil_phase_T::Size, field::fzyx, 1);
......@@ -105,11 +105,11 @@ int main(int argc, char** argv)
cuda::addGPUFieldToStorage< PhaseField_T >(blocks, phase_field, "phase field on GPU", true);
#else
BlockDataID lb_phase_field =
field::addToStorage< PdfField_phase_T >(blocks, "lb phase field", real_t(0), field::fzyx);
field::addToStorage< PdfField_phase_T >(blocks, "lb phase field", real_c(0.0), field::fzyx);
BlockDataID lb_velocity_field =
field::addToStorage< PdfField_hydro_T >(blocks, "lb velocity field", real_t(0), field::fzyx);
BlockDataID vel_field = field::addToStorage< VelocityField_T >(blocks, "vel", real_t(0), field::fzyx);
BlockDataID phase_field = field::addToStorage< PhaseField_T >(blocks, "phase", real_t(0), field::fzyx);
field::addToStorage< PdfField_hydro_T >(blocks, "lb velocity field", real_c(0.0), field::fzyx);
BlockDataID vel_field = field::addToStorage< VelocityField_T >(blocks, "vel", real_c(0.0), field::fzyx);
BlockDataID phase_field = field::addToStorage< PhaseField_T >(blocks, "phase", real_c(0.0), field::fzyx);
#endif
if (timeStepStrategy != "phase_only" && timeStepStrategy != "hydro_only" && timeStepStrategy != "kernel_only")
......@@ -120,7 +120,7 @@ int main(int argc, char** argv)
auto bubbleParameters = config->getOneBlock("Bubble");
const Vector3< real_t > bubbleMidPoint =
bubbleParameters.getParameter< Vector3< real_t > >("bubbleMidPoint");
const real_t bubbleRadius = bubbleParameters.getParameter< real_t >("bubbleRadius", 20.0);
const real_t bubbleRadius = bubbleParameters.getParameter< real_t >("bubbleRadius", real_c(20.0));
initPhaseField_bubble(blocks, phase_field, bubbleRadius, bubbleMidPoint);
}
else if (scenario == 2)
......@@ -327,7 +327,7 @@ int main(int argc, char** argv)
#endif
simTimer.end();
WALBERLA_LOG_INFO_ON_ROOT("Simulation finished")
auto time = simTimer.last();
auto time = real_c(simTimer.last());
auto nrOfCells = real_c(cellsPerBlock[0] * cellsPerBlock[1] * cellsPerBlock[2]);
auto mlupsPerProcess = nrOfCells * real_c(timesteps) / time * 1e-6;
WALBERLA_LOG_RESULT_ON_ROOT("MLUPS per process: " << mlupsPerProcess)
......
apps/benchmarks/PhaseFieldAllenCahn/multiphase_codegen.py
View file @ cdcddc5a
from pystencils import fields, Target, TypedSymbol
import numpy as np
import sympy as sp
from pystencils import fields, Target
from pystencils.typing import TypedSymbol
from pystencils.simp import sympy_cse
from lbmpy import LBMConfig, LBStencil, Method, Stencil
from lbmpy.creationfunctions import create_lb_method
from lbmpy.creationfunctions import LBMOptimisation, create_lb_method, create_lb_update_rule
from lbmpy.phasefield_allen_cahn.kernel_equations import initializer_kernel_phase_field_lb, \
initializer_kernel_hydro_lb, interface_tracking_force, hydrodynamic_force, add_interface_tracking_force, \
add_hydrodynamic_force, hydrodynamic_force_assignments
from lbmpy.phasefield_allen_cahn.parameter_calculation import AllenCahnParameters
from pystencils_walberla import CodeGeneration, generate_sweep, generate_pack_info_for_field, generate_info_header
from lbmpy_walberla import generate_lb_pack_info
from lbmpy.phasefield_allen_cahn.kernel_equations import initializer_kernel_phase_field_lb, \
initializer_kernel_hydro_lb, interface_tracking_force, \
hydrodynamic_force, get_collision_assignments_hydro, get_collision_assignments_phase
from lbmpy.phasefield_allen_cahn.force_model import MultiphaseForceModel
import numpy as np
with CodeGeneration() as ctx:
field_type = "float64" if ctx.double_accuracy else "float32"
......@@ -25,22 +25,11 @@ with CodeGeneration() as ctx:
########################
# PARAMETER DEFINITION #
########################
density_liquid = 1.0
density_gas = 0.001
surface_tension = 0.0001
M = 0.02
# phase-field parameter
drho3 = (density_liquid - density_gas) / 3
# interface thickness
W = 5
# coefficient related to surface tension
beta = 12.0 * (surface_tension / W)
# coefficient related to surface tension
kappa = 1.5 * surface_tension * W
# relaxation rate allen cahn (h)
w_c = 1.0 / (0.5 + (3.0 * M))
# In the codegneration skript we only need the symbolic parameters
parameters = AllenCahnParameters(density_heavy=1.0, density_light=0.001,
dynamic_viscosity_heavy=0.03, dynamic_viscosity_light=0.03,
surface_tension=0.0001, mobility=0.02, interface_thickness=5,
gravitational_acceleration=1e-6)
########################
# FIELDS #
......@@ -63,65 +52,73 @@ with CodeGeneration() as ctx:
# RELAXATION RATES AND EXTERNAL FORCES #
########################################
# calculate the relaxation rate for the hydro lb as well as the body force
density = density_gas + C.center * (density_liquid - density_gas)
# relaxation rate for interface tracking LB step
relaxation_rate_allen_cahn = 1.0 / (0.5 + (3.0 * parameters.symbolic_mobility))
# calculate the relaxation rate for hydrodynamic LB step
rho_L = parameters.symbolic_density_light
rho_H = parameters.symbolic_density_heavy
density = rho_L + C.center * (rho_H - rho_L)
# force acting on all phases of the model
body_force = np.array([0, 1e-6, 0])
body_force = [0, 0, 0]
body_force[1] = parameters.symbolic_gravitational_acceleration * density
relaxation_time = 0.03 + 0.5
relaxation_rate = 1.0 / relaxation_time
omega = parameters.omega(C)
###############
# LBM METHODS #
###############
lbm_config_phase = LBMConfig(stencil=stencil_phase, method=Method.SRT, relaxation_rate=w_c, compressible=True)
rates = [0.0]
rates += [relaxation_rate_allen_cahn] * stencil_phase.D
rates += [1.0] * (stencil_phase.Q - stencil_phase.D - 1)
lbm_config_phase = LBMConfig(stencil=stencil_phase, method=Method.MRT, compressible=True,
delta_equilibrium=False,
force=sp.symbols(f"F_:{stencil_phase.D}"), velocity_input=u,
weighted=True, relaxation_rates=rates,
output={'density': C_tmp}, kernel_type='stream_pull_collide')
method_phase = create_lb_method(lbm_config=lbm_config_phase)
lbm_config_hydro = LBMConfig(stencil=stencil_hydro, method=Method.MRT, weighted=True,
relaxation_rates=[relaxation_rate, 1, 1, 1, 1, 1])
lbm_config_hydro = LBMConfig(stencil=stencil_hydro, method=Method.MRT, compressible=False,
weighted=True, relaxation_rate=omega,
force=sp.symbols(f"F_:{stencil_hydro.D}"),
output={'velocity': u}, kernel_type='collide_stream_push')
method_hydro = create_lb_method(lbm_config=lbm_config_hydro)
# create the kernels for the initialization of the g and h field
h_updates = initializer_kernel_phase_field_lb(h, C, u, method_phase, W)
g_updates = initializer_kernel_hydro_lb(g, u, method_hydro)
force_h = [f / 3 for f in interface_tracking_force(C, stencil_phase, W, fd_stencil=LBStencil(Stencil.D3Q27))]
force_model_h = MultiphaseForceModel(force=force_h)
h_updates = initializer_kernel_phase_field_lb(method_phase, C, u, h, parameters)
h_updates = h_updates.new_with_substitutions(parameters.parameter_map())
force_g = hydrodynamic_force(g, C, method_hydro, relaxation_time, density_liquid, density_gas, kappa, beta,
body_force,
fd_stencil=LBStencil(Stencil.D3Q27))
g_updates = initializer_kernel_hydro_lb(method_hydro, 1, u, g)
g_updates = g_updates.new_with_substitutions(parameters.parameter_map())
force_model_g = MultiphaseForceModel(force=force_g, rho=density)
force_h = interface_tracking_force(C, stencil_phase, parameters)
hydro_force = hydrodynamic_force(g, C, method_hydro, parameters, body_force)
####################
# LBM UPDATE RULES #
####################
phase_field_LB_step = get_collision_assignments_phase(lb_method=method_phase,
velocity_input=u,
output={'density': C_tmp},
force_model=force_model_h,
symbolic_fields={"symbolic_field": h,
"symbolic_temporary_field": h_tmp},
kernel_type='stream_pull_collide')
lbm_optimisation = LBMOptimisation(symbolic_field=h, symbolic_temporary_field=h_tmp)
phase_field_LB_step = create_lb_update_rule(lbm_config=lbm_config_phase,
lbm_optimisation=lbm_optimisation)
phase_field_LB_step = sympy_cse(phase_field_LB_step)
phase_field_LB_step = add_interface_tracking_force(phase_field_LB_step, force_h)
phase_field_LB_step = phase_field_LB_step.new_with_substitutions(parameters.parameter_map())
phase_field_LB_step = sympy_cse(phase_field_LB_step)
# ---------------------------------------------------------------------------------------------------------
force_Assignments = hydrodynamic_force_assignments(g, u, C, method_hydro, parameters, body_force)
hydro_LB_step = get_collision_assignments_hydro(lb_method=method_hydro,
density=density,
velocity_input=u,
force_model=force_model_g,
sub_iterations=2,
symbolic_fields={"symbolic_field": g,
"symbolic_temporary_field": g_tmp},
kernel_type='collide_stream_push')
lbm_optimisation = LBMOptimisation(symbolic_field=g, symbolic_temporary_field=g_tmp)
hydro_LB_step = create_lb_update_rule(lbm_config=lbm_config_hydro,
lbm_optimisation=lbm_optimisation)
hydro_LB_step = add_hydrodynamic_force(hydro_LB_step, force_Assignments, C, g, parameters)
hydro_LB_step = hydro_LB_step.new_with_substitutions(parameters.parameter_map())
hydro_LB_step = sympy_cse(hydro_LB_step)
###################
# GENERATE SWEEPS #
###################
......
apps/benchmarks/UniformGridCPU/UniformGridCPU.cpp
View file @ cdcddc5a
......@@ -84,8 +84,8 @@ int main(int argc, char** argv)
// Creating fields
BlockDataID pdfFieldId = blocks->addStructuredBlockData< PdfField_T >(pdfFieldAdder, "pdfs");
BlockDataID velFieldId = field::addToStorage< VelocityField_T >(blocks, "vel", real_t(0), field::fzyx);
BlockDataID densityFieldId = field::addToStorage< ScalarField_T >(blocks, "density", real_t(1.0), field::fzyx);
BlockDataID velFieldId = field::addToStorage< VelocityField_T >(blocks, "vel", real_c(0.0), field::fzyx);
BlockDataID densityFieldId = field::addToStorage< ScalarField_T >(blocks, "density", real_c(1.0), field::fzyx);
// Initialize velocity on cpu
if (initShearFlow)
......@@ -270,7 +270,7 @@ int main(int argc, char** argv)
timeLoop.singleStep();
real_t remainingTimeLoggerFrequency =
parameters.getParameter< real_t >("remainingTimeLoggerFrequency", -1.0); // in seconds
parameters.getParameter< real_t >("remainingTimeLoggerFrequency", real_c(-1.0)); // in seconds
if (remainingTimeLoggerFrequency > 0)
{
auto logger = timing::RemainingTimeLogger(timeLoop.getNrOfTimeSteps() * uint_c(outerIterations),
......@@ -287,7 +287,7 @@ int main(int argc, char** argv)
timeLoop.run();
simTimer.end();
WALBERLA_LOG_INFO_ON_ROOT("Simulation finished")
real_t time = simTimer.last();
auto time = real_c(simTimer.last());
WALBERLA_MPI_SECTION()
{
walberla::mpi::reduceInplace(time, walberla::mpi::MAX);
......
apps/benchmarks/UniformGridCPU/UniformGridCPU.py
View file @ cdcddc5a
......@@ -69,6 +69,7 @@ options_dict = {
'entropic': {
'method': Method.TRT_KBC_N4,
'compressible': True,
'zero_centered': False,
'relaxation_rates': [omega