def CalculateRecoveryErrors(self, time):
error_mat_deriv = 0.
max_error_mat_deriv = - float('inf')
error_laplacian = 0.
max_error_laplacian = - float('inf')
total_volume = 0.
mat_deriv_average = Vector(3)
laplacian_average = Vector(3)
for k in range(3):
mat_deriv_average[k] = 0.0
laplacian_average[k] = 0.0
norm_mat_deriv_average = 0.
norm_laplacian_average = 0.
module_mat_deriv = 0.
module_laplacian = 0.
fluid_model_part = self.all_model_parts.Get('FluidPart')
for i_node, node in enumerate(fluid_model_part.Nodes):
calc_mat_deriv = [0.] * 3
calc_laplacian = [0.] * 3
mat_deriv= Vector(3)
laplacian= Vector(3)
coor= Vector(3)
coor[0]=node.X
coor[1]=node.Y
coor[2]=node.Z
self.flow_field.CalculateMaterialAcceleration(time, coor, mat_deriv, 0)
self.flow_field.CalculateLaplacian(time, coor, laplacian, 0)
calc_mat_deriv[0] = node.GetSolutionStepValue(MATERIAL_ACCELERATION_X)
calc_mat_deriv[1] = node.GetSolutionStepValue(MATERIAL_ACCELERATION_Y)
calc_mat_deriv[2] = node.GetSolutionStepValue(MATERIAL_ACCELERATION_Z)
calc_laplacian[0] = node.GetSolutionStepValue(VELOCITY_LAPLACIAN_X)
calc_laplacian[1] = node.GetSolutionStepValue(VELOCITY_LAPLACIAN_Y)
calc_laplacian[2] = node.GetSolutionStepValue(VELOCITY_LAPLACIAN_Z)
module_mat_deriv += math.sqrt(calc_mat_deriv[0] ** 2 + calc_mat_deriv[1] ** 2 + calc_mat_deriv[2] ** 2)
module_laplacian += math.sqrt(calc_laplacian[0] ** 2 + calc_laplacian[1] ** 2 + calc_laplacian[2] ** 2)
#module_mat_deriv = max(math.sqrt(mat_deriv[0] ** 2 + mat_deriv[1] ** 2 + mat_deriv[2] ** 2), 1e-8)
#module_laplacian = max(math.sqrt(laplacian[0] ** 2 + laplacian[1] ** 2 + laplacian[2] ** 2), 1e-8)
#laplacian[0] = 14
#laplacian[1] = 2
#laplacian[2] = 0
#nodal_volume = node.GetSolutionStepValue(NODAL_AREA)
#total_volume += nodal_volume
current_error = SDP.NormOfDifference(calc_mat_deriv, mat_deriv)
error_mat_deriv += current_error
max_error_mat_deriv = max(max_error_mat_deriv, current_error)
current_error = SDP.NormOfDifference(calc_laplacian, laplacian)
error_laplacian += current_error
max_error_laplacian = max(max_error_laplacian, current_error)
diff_mat_deriv = [calc_mat_deriv[i] - mat_deriv[i] for i in range(len(calc_mat_deriv))]
diff_laplacian = [calc_laplacian[i] - laplacian[i] for i in range(len(calc_laplacian))]
#mat_deriv_averager.SDP.Norm(diff_mat_deriv)
#laplacian_averager.SDP.Norm(diff_laplacian)
#for k in range(3):
#mat_deriv_average[k] += mat_deriv[k]
#laplacian_average[k] += laplacian[k]
norm_mat_deriv_average += SDP.Norm(mat_deriv)
norm_laplacian_average += SDP.Norm(laplacian)
node.SetSolutionStepValue(VELOCITY_LAPLACIAN_RATE_X, calc_mat_deriv[0] - mat_deriv[0])
node.SetSolutionStepValue(VELOCITY_LAPLACIAN_RATE_Y, calc_mat_deriv[1] - mat_deriv[1])
node.SetSolutionStepValue(VELOCITY_LAPLACIAN_RATE_Z, calc_mat_deriv[2] - mat_deriv[2])
#node.SetSolutionStepValue(MATERIAL_ACCELERATION_X, mat_deriv[0])
#node.SetSolutionStepValue(MATERIAL_ACCELERATION_Y, mat_deriv[1])
#node.SetSolutionStepValue(MATERIAL_ACCELERATION_Z, mat_deriv[2])
node.SetSolutionStepValue(VELOCITY_LAPLACIAN_X, calc_laplacian[0] - laplacian[0])
node.SetSolutionStepValue(VELOCITY_LAPLACIAN_Y, calc_laplacian[1] - laplacian[1])
node.SetSolutionStepValue(VELOCITY_LAPLACIAN_Z, calc_laplacian[2] - laplacian[2])
#node.SetSolutionStepValue(VELOCITY_LAPLACIAN_X, calc_laplacian_0)
#node.SetSolutionStepValue(VELOCITY_LAPLACIAN_Y, calc_laplacian_1)
#node.SetSolutionStepValue(VELOCITY_LAPLACIAN_Z, calc_laplacian_2)
#node.SetSolutionStepValue(VELOCITY_LAPLACIAN_X, laplacian[0])
#node.SetSolutionStepValue(VELOCITY_LAPLACIAN_Y, laplacian[1])
#node.SetSolutionStepValue(VELOCITY_LAPLACIAN_Z, laplacian[2])
module_mat_deriv /= len(fluid_model_part.Nodes)
module_laplacian /= len(fluid_model_part.Nodes)
SDP.MultiplyNodalVariableByFactor(fluid_model_part, VELOCITY_LAPLACIAN_RATE, 1.0 / module_mat_deriv)
SDP.MultiplyNodalVariableByFactor(fluid_model_part, VELOCITY_LAPLACIAN, 1.0 / module_laplacian)
if norm_mat_deriv_average > 0. and norm_laplacian_average > 0:
self.current_mat_deriv_errors[0] = error_mat_deriv / norm_mat_deriv_average
self.current_mat_deriv_errors[1] = max_error_mat_deriv / norm_mat_deriv_average * len(fluid_model_part.Nodes)
self.current_laplacian_errors[0] = error_laplacian / norm_laplacian_average
self.current_laplacian_errors[1] = max_error_laplacian / norm_laplacian_average * len(fluid_model_part.Nodes)
self.mat_deriv_errors.append(self.current_mat_deriv_errors)
self.laplacian_errors.append(self.current_laplacian_errors)
#print('mat_deriv: min, max, avg, ', mat_deriv_averager.GetCurrentData())
#print('laplacian: min, max, avg, ', laplacian_averager.GetCurrentData())
print('rel_error_mat_deriv', error_mat_deriv / norm_mat_deriv_average)
print('rel_error_laplacian', error_laplacian / norm_laplacian_average)
calc_laplacian[1] = node.GetSolutionStepValue(VELOCITY_LAPLACIAN_Y)
calc_laplacian[2] = node.GetSolutionStepValue(VELOCITY_LAPLACIAN_Z)
module_mat_deriv += math.sqrt(calc_mat_deriv[0]**2 +
calc_mat_deriv[1]**2 +
calc_mat_deriv[2]**2)
module_laplacian += math.sqrt(calc_laplacian[0]**2 +
calc_laplacian[1]**2 +
calc_laplacian[2]**2)
#module_mat_deriv = max(math.sqrt(mat_deriv[0] ** 2 + mat_deriv[1] ** 2 + mat_deriv[2] ** 2), 1e-8)
#module_laplacian = max(math.sqrt(laplacian[0] ** 2 + laplacian[1] ** 2 + laplacian[2] ** 2), 1e-8)
#laplacian[0] = 14
#laplacian[1] = 2
#laplacian[2] = 0
#nodal_volume = node.GetSolutionStepValue(NODAL_AREA)
#total_volume += nodal_volume
current_error = swim_proc.NormOfDifference(calc_mat_deriv,
mat_deriv)
error_mat_deriv += current_error
max_error_mat_deriv = max(max_error_mat_deriv, current_error)
current_error = swim_proc.NormOfDifference(calc_laplacian,
laplacian)
error_laplacian += current_error
max_error_laplacian = max(max_error_laplacian, current_error)
diff_mat_deriv = [
calc_mat_deriv[i] - mat_deriv[i]
for i in range(len(calc_mat_deriv))
]
diff_laplacian = [
calc_laplacian[i] - laplacian[i]
for i in range(len(calc_laplacian))
]
#mat_deriv_averager.swim_proc.Norm(diff_mat_deriv)