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FEM: ConstraintTransform: Solver implementation

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FEM: ConstraintTransform: Flake8 formatting for python files

FEM: ConstraintTransform: TransformType App::PropertyEnumeration
This commit is contained in:
kgoao 2016-09-25 19:36:03 +01:00 committed by Yorik van Havre
parent 15fdb5c402
commit ccb7b1a11f
7 changed files with 120 additions and 7 deletions
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8
src/Mod/Fem/FemInputWriter.py
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@ -45,7 +45,7 @@ class FemInputWriter():
analysis_obj, solver_obj,
mesh_obj, mat_obj,
fixed_obj, displacement_obj,
contact_obj, planerotation_obj,
contact_obj, planerotation_obj, transform_obj,
selfweight_obj, force_obj, pressure_obj,
temperature_obj, heatflux_obj, initialtemperature_obj,
beamsection_obj, shellthickness_obj,
@ -59,6 +59,7 @@ class FemInputWriter():
self.displacement_objects = displacement_obj
self.contact_objects = contact_obj
self.planerotation_objects = planerotation_obj
self.transform_objects = transform_obj
self.selfweight_objects = selfweight_obj
self.force_objects = force_obj
self.pressure_objects = pressure_obj
@ -103,6 +104,11 @@ class FemInputWriter():
for femobj in self.planerotation_objects: # femobj --> dict, FreeCAD document object is femobj['Object']
femobj['Nodes'] = FemMeshTools.get_femnodes_by_references(self.femmesh, femobj['Object'].References)
def get_constraints_transform_nodes(self):
# get nodes
for femobj in self.transform_objects: # femobj --> dict, FreeCAD document object is femobj['Object']
femobj['Nodes'] = FemMeshTools.get_femnodes_by_references(self.femmesh, femobj['Object'].References)
def get_constraints_temperature_nodes(self):
# get nodes
for femobj in self.temperature_objects: # femobj --> dict, FreeCAD document object is femobj['Object']

39
src/Mod/Fem/FemInputWriterCcx.py
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@ -40,7 +40,7 @@ class FemInputWriterCcx(FemInputWriter.FemInputWriter):
analysis_obj, solver_obj,
mesh_obj, mat_obj,
fixed_obj, displacement_obj,
contact_obj, planerotation_obj,
contact_obj, planerotation_obj, transform_obj,
selfweight_obj, force_obj, pressure_obj,
temperature_obj, heatflux_obj, initialtemperature_obj,
beamsection_obj, shellthickness_obj,
@ -52,7 +52,7 @@ class FemInputWriterCcx(FemInputWriter.FemInputWriter):
analysis_obj, solver_obj,
mesh_obj, mat_obj,
fixed_obj, displacement_obj,
contact_obj, planerotation_obj,
contact_obj, planerotation_obj, transform_obj,
selfweight_obj, force_obj, pressure_obj,
temperature_obj, heatflux_obj, initialtemperature_obj,
beamsection_obj, shellthickness_obj,
@ -78,6 +78,8 @@ class FemInputWriterCcx(FemInputWriter.FemInputWriter):
self.write_node_sets_constraints_planerotation(inpfile)
if self.contact_objects:
self.write_surfaces_contraints_contact(inpfile)
if self.transform_objects:
self.write_node_sets_constraints_transform(inpfile)
if self.analysis_type == "thermomech" and self.temperature_objects:
self.write_node_sets_constraints_temperature(inpfile)
@ -92,6 +94,8 @@ class FemInputWriterCcx(FemInputWriter.FemInputWriter):
self.write_constraints_planerotation(inpfile)
if self.contact_objects:
self.write_constraints_contact(inpfile)
if self.transform_objects:
self.write_constraints_transform(inpfile)
# step begin
if self.analysis_type == "frequency":
@ -262,6 +266,22 @@ class FemInputWriterCcx(FemInputWriter.FemInputWriter):
for i in v:
f.write("{},S{}\n".format(i[0], i[1]))
def write_node_sets_constraints_transform(self, f):
# get nodes
self.get_constraints_transform_nodes()
# write nodes to file
f.write('\n***********************************************************\n')
f.write('** Node sets for transform constraint\n')
f.write('** written by {} function\n'.format(sys._getframe().f_code.co_name))
for femobj in self.transform_objects: # femobj --> dict, FreeCAD document object is femobj['Object']
trans_obj = femobj['Object']
if trans_obj.TransformType == "Rectangular":
f.write('*NSET,NSET=Rect' + trans_obj.Name + '\n')
elif trans_obj.TransformType == "Cylindrical":
f.write('*NSET,NSET=Cylin' + trans_obj.Name + '\n')
for n in femobj['Nodes']:
f.write(str(n) + ',\n')
def write_node_sets_constraints_temperature(self, f):
# get nodes
self.get_constraints_temperature_nodes()
@ -512,6 +532,21 @@ class FemInputWriterCcx(FemInputWriter.FemInputWriter):
f.write('*MPC\n')
f.write('PLANE,' + fric_obj_name + '\n')
def write_constraints_transform(self, f):
f.write('\n***********************************************************\n')
f.write('** Transform Constaints\n')
f.write('** written by {} function\n'.format(sys._getframe().f_code.co_name))
for trans_object in self.transform_objects:
trans_obj = trans_object['Object']
if trans_obj.TransformType == "Rectangular":
f.write('*TRANSFORM, NSET=Rect' + trans_obj.Name + ', TYPE=R\n')
coords = FemMeshTools.get_rectangular_coords(trans_obj)
f.write(coords + '\n')
elif trans_obj.TransformType == "Cylindrical":
f.write('*TRANSFORM, NSET=Cylin' + trans_obj.Name + ', TYPE=C\n')
coords = FemMeshTools.get_cylindrical_coords(trans_obj)
f.write(coords + '\n')
def write_constraints_selfweight(self, f):
f.write('\n***********************************************************\n')
f.write('** Self weight Constraint\n')

4
src/Mod/Fem/FemInputWriterZ88.py
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@ -37,7 +37,7 @@ class FemInputWriterZ88(FemInputWriter.FemInputWriter):
analysis_obj, solver_obj,
mesh_obj, mat_obj,
fixed_obj, displacement_obj,
contact_obj, planerotation_obj,
contact_obj, planerotation_obj, transform_obj,
selfweight_obj, force_obj, pressure_obj,
temperature_obj, heatflux_obj, initialtemperature_obj,
beamsection_obj, shellthickness_obj,
@ -49,7 +49,7 @@ class FemInputWriterZ88(FemInputWriter.FemInputWriter):
analysis_obj, solver_obj,
mesh_obj, mat_obj,
fixed_obj, displacement_obj,
contact_obj, planerotation_obj,
contact_obj, planerotation_obj, transform_obj,
selfweight_obj, force_obj, pressure_obj,
temperature_obj, heatflux_obj, initialtemperature_obj,
beamsection_obj, shellthickness_obj,

64
src/Mod/Fem/FemMeshTools.py
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@ -868,6 +868,70 @@ def get_three_non_colinear_nodes(nodes_coords):
return [node_1, node_2, node_3]
def get_rectangular_coords(obj):
from math import cos, sin, radians
A = [1, 0, 0]
B = [0, 1, 0]
a_x = A[0]
a_y = A[1]
a_z = A[2]
b_x = A[0]
b_y = A[1]
b_z = A[2]
x_rot = radians(obj.X_rot)
y_rot = radians(obj.Y_rot)
z_rot = radians(obj.Z_rot)
if obj.X_rot != 0:
a_x = A[0]
a_y = A[1] * cos(x_rot) + A[2] * sin(x_rot)
a_z = A[2] * cos(x_rot) - A[1] * sin(x_rot)
b_x = B[0]
b_y = B[1] * cos(x_rot) + B[2] * sin(x_rot)
b_z = B[2] * cos(x_rot) - B[1] * sin(x_rot)
A = [a_x, a_y, a_z]
B = [b_x, b_y, b_z]
if obj.Y_rot != 0:
a_x = A[0] * cos(y_rot) - A[2] * sin(y_rot)
a_y = A[1]
a_z = A[2] * cos(y_rot) + A[0] * sin(y_rot)
b_x = B[0] * cos(y_rot) - B[2] * sin(y_rot)
b_y = B[1]
b_z = B[2] * cos(y_rot) + B[0] * sin(z_rot)
A = [a_x, a_y, a_z]
B = [b_x, b_y, b_z]
if obj.Z_rot != 0:
a_x = A[0] * cos(z_rot) + A[1] * sin(z_rot)
a_y = A[1] * cos(z_rot) - A[0] * sin(z_rot)
a_z = A[2]
b_x = B[0] * cos(z_rot) + B[1] * sin(z_rot)
b_y = B[1] * cos(z_rot) - B[0] * sin(z_rot)
b_z = B[2]
A = [a_x, a_y, a_z]
B = [b_x, b_y, b_z]
A_coords = str(round(A[0], 4)) + ',' + str(round(A[1], 4)) + ',' + str(round(A[2], 4))
B_coords = str(round(B[0], 4)) + ',' + str(round(B[1], 4)) + ',' + str(round(B[2], 4))
coords = A_coords + ',' + B_coords
return coords
def get_cylindrical_coords(obj):
vec = obj.Axis
base = obj.BasePoint
Ax = base[0] + 10 * vec[0]
Ay = base[1] + 10 * vec[1]
Az = base[2] + 10 * vec[2]
Bx = base[0] - 10 * vec[0]
By = base[1] - 10 * vec[1]
Bz = base[2] - 10 * vec[2]
A = [Ax, Ay, Az]
B = [Bx, By, Bz]
A_coords = str(A[0]) + ',' + str(A[1]) + ',' + str(A[2])
B_coords = str(B[0]) + ',' + str(B[1]) + ',' + str(B[2])
coords = A_coords + ',' + B_coords
return coords
def make_femmesh(mesh_data):
''' makes an FreeCAD FEM Mesh object from FEM Mesh data
'''

8
src/Mod/Fem/FemTools.py
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@ -213,6 +213,10 @@ class FemTools(QtCore.QRunnable, QtCore.QObject):
# set of contact constraints from the analysis. Updated with update_objects
# Individual constraints are "Fem::ConstraintContact" type
self.contact_constraints = []
## @var transform_constraints
# set of transform constraints from the analysis. Updated with update_objects
# Individual constraints are "Fem::ConstraintTransform" type
self.transform_constraints = []
found_solver_for_use = False
for m in self.analysis.Member:
@ -279,6 +283,10 @@ class FemTools(QtCore.QRunnable, QtCore.QObject):
contact_constraint_dict = {}
contact_constraint_dict['Object'] = m
self.contact_constraints.append(contact_constraint_dict)
elif m.isDerivedFrom("Fem::ConstraintTransform"):
transform_constraint_dict = {}
transform_constraint_dict['Object'] = m
self.transform_constraints.append(transform_constraint_dict)
elif hasattr(m, "Proxy") and m.Proxy.Type == "FemBeamSection":
beam_section_dict = {}
beam_section_dict['Object'] = m

2
src/Mod/Fem/FemToolsCcx.py
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@ -90,7 +90,7 @@ class FemToolsCcx(FemTools.FemTools):
self.analysis, self.solver,
self.mesh, self.materials,
self.fixed_constraints, self.displacement_constraints,
self.contact_constraints, self.planerotation_constraints,
self.contact_constraints, self.planerotation_constraints, self.transform_constraints,
self.selfweight_constraints, self.force_constraints, self.pressure_constraints,
self.temperature_constraints, self.heatflux_constraints, self.initialtemperature_constraints,
self.beam_sections, self.shell_thicknesses,

2
src/Mod/Fem/FemToolsZ88.py
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@ -84,7 +84,7 @@ class FemToolsZ88(FemTools.FemTools):
self.analysis, self.solver,
self.mesh, self.materials,
self.fixed_constraints, self.displacement_constraints,
self.contact_constraints, self.planerotation_constraints,
self.contact_constraints, self.planerotation_constraints, self.transform_constraints,
self.selfweight_constraints, self.force_constraints, self.pressure_constraints,
self.temperature_constraints, self.heatflux_constraints, self.initialtemperature_constraints,
self.beam_sections, self.shell_thicknesses,