diff options
| -rw-r--r-- | twisted_coil_gen_twolayer.py | 115 |
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) |