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-rw-r--r--twisted_coil_gen_twolayer.py115
1 files changed, 95 insertions, 20 deletions
diff --git a/twisted_coil_gen_twolayer.py b/twisted_coil_gen_twolayer.py
index d131388..98c5ed0 100644
--- a/twisted_coil_gen_twolayer.py
+++ b/twisted_coil_gen_twolayer.py
@@ -128,11 +128,32 @@ def traces_to_gmsh(traces, mesh_out, bbox, model_name='gerbonara_board', log=Tru
in_bbox = {tag for _dim, tag in gmsh.model.getEntitiesInBoundingBox(x1+eps, y1+eps, z0+eps, x1+w-eps, y1+d-eps, z0+ab_h-eps, dim=3)}
airbox_physical_surface = gmsh.model.add_physical_group(2, list(airbox_adjacent - in_bbox), name='airbox_surface')
- points_airbox_adjacent = set(gmsh.model.getAdjacencies(0, airbox)[1])
- points_inside = {tag for _dim, tag in gmsh.model.getEntitiesInBoundingBox(x1+eps, y1+eps, z0+eps, x1+w-eps, y1+d-eps, z0+ab_h-eps, dim=0)}
- gmsh.model.mesh.setSize([(0, tag) for tag in points_airbox_adjacent - points_inside], 10e-3)
+ #points_airbox_adjacent = set(gmsh.model.getAdjacencies(0, airbox)[1])
+ #points_inside = {tag for _dim, tag in gmsh.model.getEntitiesInBoundingBox(x1+eps, y1+eps, z0+eps, x1+w-eps, y1+d-eps, z0+ab_h-eps, dim=0)}
+
+ #gmsh.model.mesh.setSize([(0, tag) for tag in points_airbox_adjacent - points_inside], 10e-3)
+
+ gmsh.model.mesh.setSize(getPoints((3, airbox)), 10.0)
+
+ trace_field = gmsh.model.mesh.field.add('BoundaryLayer')
+ gmsh.model.mesh.field.setNumbers(trace_field, 'CurvesList', getCurves(*trace_tags.values()))
+ gmsh.model.mesh.field.setNumber(trace_field, 'Size', 0.5)
+ gmsh.model.mesh.field.setNumber(trace_field, 'SizeFar', 10.0)
+
+ substrate_field = gmsh.model.mesh.field.add('AttractorAnisoCurve')
+ gmsh.model.mesh.field.setNumbers(substrate_field, 'CurvesList', getCurves(substrate))
+ gmsh.model.mesh.field.setNumber(substrate_field, 'DistMax', 10)
+ gmsh.model.mesh.field.setNumber(substrate_field, 'DistMin', 0)
+ gmsh.model.mesh.field.setNumber(substrate_field, 'SizeMinNormal', board_thickness/3)
+ gmsh.model.mesh.field.setNumber(substrate_field, 'SizeMaxNormal', 10.0)
+ gmsh.model.mesh.field.setNumber(substrate_field, 'SizeMinTangent', 0.5)
+ gmsh.model.mesh.field.setNumber(substrate_field, 'SizeMaxTangent', 10.0)
- #gmsh.option.setNumber('Mesh.MeshSizeFromCurvature', 90)
+ background_field = gmsh.model.mesh.field.add('MinAniso')
+ gmsh.model.mesh.field.setNumbers(background_field, 'FieldsList', [trace_field, substrate_field])
+ gmsh.model.mesh.field.setAsBackgroundMesh(background_field)
+
+ gmsh.option.setNumber('Mesh.MeshSizeFromCurvature', 12)
gmsh.option.setNumber('Mesh.Smoothing', 10)
gmsh.option.setNumber('Mesh.Algorithm3D', 10)
gmsh.option.setNumber('Mesh.MeshSizeMax', 1)
@@ -216,9 +237,12 @@ def _gmsh_coil_inductance_geometry(traces, mesh_out, bbox, copper_thickness, boa
tags.append(cylinder_tag)
occ.synchronize()
- print('fusing', tags)
- tags, tag_map = occ.fuse([(3, tags[0])], [(3, tag) for tag in tags[1:]])
- print(tags)
+ if len(tags) > 1:
+ print('fusing', tags)
+ gmsh.write('/tmp/test_foo.geo_unrolled')
+ tags, tag_map = occ.fuse([(3, tags[0])], [(3, tag) for tag in tags[1:]])
+ print(tags)
+
assert len(tags) == 1
(_dim, tag), = tags
trace_tags.append(tag)
@@ -248,6 +272,16 @@ def _gmsh_coil_inductance_geometry(traces, mesh_out, bbox, copper_thickness, boa
return toplevel_tag, interface_tag_top, interface_tag_bottom, substrate
+def getCurves(*volume_tags):
+ import gmsh
+ dim_tags = gmsh.model.getBoundary([(3, tag) for tag in volume_tags], oriented=False)
+ return [curve_tag for dim, curve_tag in gmsh.model.getBoundary(dim_tags, oriented=False, combined=False) if dim == 1]
+
+def getPoints(*dim_tags):
+ import gmsh
+ return [(0, tag) for dim, tag in gmsh.model.getBoundary(dim_tags, oriented=False, recursive=True) if dim == 0]
+
+
def traces_to_gmsh_mag(traces, mesh_out, bbox, model_name='gerbonara_board', log=True, copper_thickness=0.035, board_thickness=0.8, air_box_margin_h=30.0, air_box_margin_v=80.0):
import gmsh
occ = gmsh.model.occ
@@ -289,11 +323,38 @@ def traces_to_gmsh_mag(traces, mesh_out, bbox, model_name='gerbonara_board', log
airbox_physical = gmsh.model.add_physical_group(3, [airbox], name='airbox')
trace_physical = gmsh.model.add_physical_group(3, [toplevel_tag], name='trace')
- gmsh.model.mesh.setSize([(0, tag) for dim, tag in gmsh.model.getBoundary([(3, toplevel_tag)], recursive=True) if dim == 0], 0.100)
- gmsh.model.mesh.setSize([(0, tag) for dim, tag in gmsh.model.getBoundary([(3, substrate)], recursive=True) if dim == 0], 0.200)
-
- #interface_tags_top = gmsh.model.getBoundary([(3, contact_tag_top)], oriented=False)
- #interface_tags_bottom = gmsh.model.getBoundary([(3, contact_tag_bottom)], oriented=False)
+ gmsh.model.mesh.setSize(getPoints((3, airbox)), 10.0)
+ #gmsh.model.mesh.setSize(getPoints((3, substrate)), 1.0)
+ #gmsh.model.mesh.setSize(getPoints((3, toplevel_tag)), 0.1)
+
+ #trace_field = gmsh.model.mesh.field.add('AttractorAnisoCurve')
+ #gmsh.model.mesh.field.setNumbers(trace_field, 'CurvesList', getCurves(toplevel_tag))
+ #gmsh.model.mesh.field.setNumber(trace_field, 'DistMax', 1.0)
+ #gmsh.model.mesh.field.setNumber(trace_field, 'DistMin', 0.3)
+ #gmsh.model.mesh.field.setNumber(trace_field, 'SizeMinNormal', 0.1)
+ #gmsh.model.mesh.field.setNumber(trace_field, 'SizeMaxNormal', 1.0)
+ #gmsh.model.mesh.field.setNumber(trace_field, 'SizeMinTangent', 0.5)
+ #gmsh.model.mesh.field.setNumber(trace_field, 'SizeMaxTangent', 2.0)
+ #gmsh.model.mesh.field.setAsBackgroundMesh(trace_field)
+
+ trace_field = gmsh.model.mesh.field.add('BoundaryLayer')
+ gmsh.model.mesh.field.setNumbers(trace_field, 'CurvesList', getCurves(toplevel_tag))
+ gmsh.model.mesh.field.setNumber(trace_field, 'Size', 0.5)
+ gmsh.model.mesh.field.setNumber(trace_field, 'SizeFar', 10.0)
+ #gmsh.model.mesh.field.setAsBackgroundMesh(trace_field)
+
+ substrate_field = gmsh.model.mesh.field.add('AttractorAnisoCurve')
+ gmsh.model.mesh.field.setNumbers(substrate_field, 'CurvesList', getCurves(substrate))
+ gmsh.model.mesh.field.setNumber(substrate_field, 'DistMax', 10)
+ gmsh.model.mesh.field.setNumber(substrate_field, 'DistMin', 0)
+ gmsh.model.mesh.field.setNumber(substrate_field, 'SizeMinNormal', board_thickness/3)
+ gmsh.model.mesh.field.setNumber(substrate_field, 'SizeMaxNormal', 10.0)
+ gmsh.model.mesh.field.setNumber(substrate_field, 'SizeMinTangent', 0.5)
+ gmsh.model.mesh.field.setNumber(substrate_field, 'SizeMaxTangent', 10.0)
+
+ background_field = gmsh.model.mesh.field.add('MinAniso')
+ gmsh.model.mesh.field.setNumbers(background_field, 'FieldsList', [trace_field, substrate_field])
+ gmsh.model.mesh.field.setAsBackgroundMesh(background_field)
interface_top_physical = gmsh.model.add_physical_group(2, [plane_top], name='interface_top')
interface_bottom_physical = gmsh.model.add_physical_group(2, [plane_bottom], name='interface_bottom')
@@ -303,11 +364,10 @@ def traces_to_gmsh_mag(traces, mesh_out, bbox, model_name='gerbonara_board', log
airbox_physical_surface = gmsh.model.add_physical_group(2, list(airbox_adjacent - in_bbox), name='airbox_surface')
points_airbox_adjacent = {tag for _dim, tag in gmsh.model.getBoundary([(3, airbox)], recursive=True, oriented=False)}
- print(f'{points_airbox_adjacent=}')
points_inside = {tag for _dim, tag in gmsh.model.getEntitiesInBoundingBox(x1+eps, y1+eps, z0+eps, x1+w-eps, y1+d-eps, z0+ab_h-eps, dim=0)}
#gmsh.model.mesh.setSize([(0, tag) for tag in points_airbox_adjacent - points_inside], 300e-3)
- gmsh.option.setNumber('Mesh.MeshSizeFromCurvature', 32)
+ gmsh.option.setNumber('Mesh.MeshSizeFromCurvature', 12)
gmsh.option.setNumber('Mesh.Smoothing', 10)
gmsh.option.setNumber('Mesh.Algorithm3D', 10) # HXT
gmsh.option.setNumber('Mesh.MeshSizeMax', 10)
@@ -393,12 +453,27 @@ def traces_to_gmsh_mag_mutual(traces, mesh_out, bbox, model_name='gerbonara_boar
in_bbox = {tag for _dim, tag in gmsh.model.getEntitiesInBoundingBox(x1+eps, y1+eps, z0+eps, x2-eps, y2-eps, z0+ab_h-eps, dim=2)}
airbox_physical_surface = gmsh.model.add_physical_group(2, list(airbox_adjacent - in_bbox), name='airbox_surface')
- points_airbox_adjacent = {tag for _dim, tag in gmsh.model.getBoundary([(3, airbox)], recursive=True, oriented=False)}
- print(f'{points_airbox_adjacent=}')
- points_inside = {tag for _dim, tag in gmsh.model.getEntitiesInBoundingBox(x1+eps, y1+eps, z0+eps, x1+w-eps, y1+d-eps, z0+ab_h-eps, dim=0)}
- #gmsh.model.mesh.setSize([(0, tag) for tag in points_airbox_adjacent - points_inside], 300e-3)
-
- gmsh.option.setNumber('Mesh.MeshSizeFromCurvature', 32)
+ gmsh.model.mesh.setSize(getPoints((3, airbox)), 10.0)
+
+ trace_field = gmsh.model.mesh.field.add('BoundaryLayer')
+ gmsh.model.mesh.field.setNumbers(trace_field, 'CurvesList', getCurves(toplevel_tag1, toplevel_tag2))
+ gmsh.model.mesh.field.setNumber(trace_field, 'Size', 0.5)
+ gmsh.model.mesh.field.setNumber(trace_field, 'SizeFar', 10.0)
+
+ substrate_field = gmsh.model.mesh.field.add('AttractorAnisoCurve')
+ gmsh.model.mesh.field.setNumbers(substrate_field, 'CurvesList', getCurves(substrate1, substrate2))
+ gmsh.model.mesh.field.setNumber(substrate_field, 'DistMax', 10)
+ gmsh.model.mesh.field.setNumber(substrate_field, 'DistMin', 0)
+ gmsh.model.mesh.field.setNumber(substrate_field, 'SizeMinNormal', board_thickness/3)
+ gmsh.model.mesh.field.setNumber(substrate_field, 'SizeMaxNormal', 10.0)
+ gmsh.model.mesh.field.setNumber(substrate_field, 'SizeMinTangent', 0.5)
+ gmsh.model.mesh.field.setNumber(substrate_field, 'SizeMaxTangent', 10.0)
+
+ background_field = gmsh.model.mesh.field.add('MinAniso')
+ gmsh.model.mesh.field.setNumbers(background_field, 'FieldsList', [trace_field, substrate_field])
+ gmsh.model.mesh.field.setAsBackgroundMesh(background_field)
+
+ gmsh.option.setNumber('Mesh.MeshSizeFromCurvature', 12)
gmsh.option.setNumber('Mesh.Smoothing', 10)
gmsh.option.setNumber('Mesh.Algorithm3D', 10)
gmsh.option.setNumber('Mesh.MeshSizeMax', 10)
generated by cgit (git 2.34.1) at 2024-11-16 15:20:17 +0000