"""Fusion-native edits to the imported final 27 R2 assembly with casting-release adaptation. All dimensions below are mm. Run once in the Autodesk Fusion Python Text Commands console after 01_import_27.py. Mesh rods are a lightweight purchased-weave representation; see procurement drawing. """ import adsk.core, adsk.fusion, json, pathlib, traceback, math OUT=pathlib.Path(C28_ROOT) app=adsk.core.Application.get();d=adsk.fusion.Design.cast(app.activeProduct);root=d.rootComponent tm=adsk.fusion.TemporaryBRepManager.get();BT=adsk.fusion.BooleanTypes P=adsk.core.Point3D;V=adsk.core.Vector3D log=[] def report(s): log.append(s);(OUT/'audit/build_progress.json').write_text(json.dumps(log,indent=2)) def pt(x,y,z):return P.create(x/10,y/10,z/10) def box(x0,x1,y0,y1,z0,z1): return tm.createBox(adsk.core.OrientedBoundingBox3D.create(pt((x0+x1)/2,(y0+y1)/2,(z0+z1)/2),V.create(1,0,0),V.create(0,1,0),(x1-x0)/10,(y1-y0)/10,(z1-z0)/10)) def cyl(x,y,r,z0,z1,r1=None):return tm.createCylinderOrCone(pt(x,y,z0),r/10,pt(x,y,z1),(r if r1 is None else r1)/10) def boolean(a,b,op): if not tm.booleanOperation(a,b,op):raise RuntimeError('Fusion boolean failed') return a def join(a,b):return boolean(a,b,BT.UnionBooleanType) def cut(a,b):return boolean(a,b,BT.DifferenceBooleanType) def common(a,b):return boolean(a,b,BT.IntersectionBooleanType) def rr(w,h,r,z0,z1,x=0,y=0): a=box(x-w/2+r,x+w/2-r,y-h/2,y+h/2,z0,z1) a=join(a,box(x-w/2,x+w/2,y-h/2+r,y+h/2-r,z0,z1)) for sx in [-1,1]: for sy in [-1,1]:a=join(a,cyl(x+sx*(w/2-r),y+sy*(h/2-r),r,z0,z1)) return a def rr_ring(w,h,r,wi,hi,ri,z0,z1,x=0,y=0):return cut(rr(w,h,r,z0,z1,x,y),rr(wi,hi,ri,z0-.1,z1+.1,x,y)) def occurrence(term): return next(o for o in root.allOccurrences if term in o.component.name) def worldcopy(o):return tm.copy(o.bRepBodies.item(0)) def replace(o,b,name): c=o.component inv=o.transform2.copy();inv.invert();tm.transform(b,inv) f=c.features.baseFeatures.item(0) f.startEdit() try: if not f.updateBody(f.sourceBodies[0],b):raise RuntimeError('updateBody failed '+name) finally:f.finishEdit() d.timeline.moveToEnd() c.name=name;c.bRepBodies.item(0).name=name report('Updated '+name) return c new=[] def add(name,bodies): o=root.occurrences.addNewComponent(adsk.core.Matrix3D.create());c=o.component;c.name=name f=c.features.baseFeatures.add();f.name=name+' / Fusion BRep';f.startEdit() for i,b in enumerate(bodies): bb=c.bRepBodies.add(b,f);bb.name=name+(f'_{i+1:03}' if len(bodies)>1 else '') f.finishEdit();d.timeline.moveToEnd();new.append(name);report('Added '+name) return c try: shell_o=occurrence('_01_Front_Shell');shell=worldcopy(shell_o) # Close the old 121 molded/drilled holes only within the original face skin. # Preserve back-face plane and every internal seat, boss and datum. shell=join(shell,rr(49,51,12,-2.2,0,y=37.5)) # Separate mesh is supported by a shallow pocket, with a true acoustic opening. shell=cut(shell,rr(48.4,50.4,11.7,-.3,1,y=37.5)) shell=cut(shell,cyl(0,42,17.5,-2.201,1)) # Fill old square front recess and opening only forward of the retention tabs. shell=join(shell,rr(36,36,9,-2.2,0,y=-47)) shell=cut(shell,cyl(0,-47,13.95,-2.201,1)) shell=cut(shell,cyl(0,-47,16.7,-.58,0,17.5)) # Replace pill-shaped visible aperture, retaining the rear lens flange pocket. shell=join(shell,rr(4.6,10.6,2,-2.15,0,y=5)) shell=cut(shell,cyl(0,5,2.45,-2.151,1)) shell_c=replace(shell_o,shell,'C28_R1_01_Front_Shell_Chalk_Mesh_Round_Controls') # Keep the original actuator contact, lower retention wings and switch travel datum. o=occurrence('_03_Front_Action_Rigid');body=worldcopy(o) lower=common(tm.copy(body),box(-30,30,-80,-20,-3,-2.3)) upper=common(body,cyl(0,-47,13.65,-2.31,-.65)) carrier=join(lower,upper) carrier_c=replace(o,carrier,'C28_R1_03_Round_Action_Carrier_Original_Retention') # Lens collector remains at its original z=-3.5 interface to the optical coupler. o=occurrence('_04_Status_Lens');body=worldcopy(o) lens=common(body,box(-5,5,-1,11,-3.6,-2.15)) lens=join(lens,cyl(0,5,2.35,-2.151,.32)) lens=join(lens,cyl(0,5,2.35,.32,.42,2.25)) replace(o,lens,'C28_R1_04_Circular_Status_Lens_Original_Collector') # 27 mm brushed-metal cap. Laser marking is artwork, not an open perforation. o=occurrence('_10_Front_Action_Pewter_Cap') cap=join(cyl(0,-47,13.5,-.55,.4),cyl(0,-47,13.5,.4,.55,13.35)) cap_c=replace(o,cap,'C28_R1_10_Round_Brushed_Steel_Play_Cap') replace(occurrence('_11_Front_Action_Bond_Film'),cyl(0,-47,13.4,-.65,-.55),'C28_R1_11_Round_Play_Bond_Film') # Keep all concealed PTT engagement details and use a smooth capsule skin. o=occurrence('_16_Orange_Ribbed_PTT_Grip');old=worldcopy(o) hidden=common(old,box(-40.10001,-39,-20,44,-22,-2)) skin=box(-41.9,-40.1,-9,33,-18,-6) for yy in [-9,33]:skin=join(skin,tm.createCylinderOrCone(pt(-41.9,yy,-12),.6,pt(-40.1,yy,-12),.6)) grip=join(hidden,skin) grip_c=replace(o,grip,'C28_R1_16_Smooth_Ember_PTT_Grip') # Machined/stamped thin stainless bezel: shallow rear rebate captures mesh edge. bezel=rr_ring(48,50,11.5,44,46,9.5,-.1,.55,y=37.5) bezel=cut(bezel,rr(45.4,47.4,10.2,-.11,.35,y=37.5)) add('C28_R1_57_Stainless_Grille_Bezel',[bezel]) add('C28_R1_58_Grille_Perimeter_Bond_Film',[rr_ring(47.8,49.8,11.4,45.6,47.6,10.3,-.3,-.1,y=37.5)]) add('C28_R1_59_Mesh_Edge_Bond_Film',[rr_ring(45,47,10,44,46,9.5,.26,.35,y=37.5)]) add('C28_R1_60_Black_Acoustic_Scrim',[rr(44.8,46.8,9.9,-.3,-.2,y=37.5)]) # Stock woven wire: 1.0 mm pitch, 0.18 mm nominal wire, 0.36 mm total thickness. # Parallel rods in two layers represent the supplier mesh envelope, not tooling. clip=rr(45,47,10,-.11,.27,y=37.5);wires=[] for x in range(-22,23): b=tm.createCylinderOrCone(pt(x,13,-.01),.009,pt(x,62,-.01),.009) b=common(b,clip) if b and b.volume>0:wires.append(b) for k in range(-23,24): y=37.5+k b=tm.createCylinderOrCone(pt(-23,y,.17),.009,pt(23,y,.17),.009) b=common(b,clip) if b and b.volume>0:wires.append(b) add('C28_R1_61_Graphite_Woven_Mesh_REFERENCE_RODS',wires) # Appearances are design intent; resin specifications are in handoff documentation. lib=next(a for a in app.materialLibraries if a.name=='Fusion Appearance Library') def appearance(name,source,rgb=None): src=lib.appearances.itemByName(source) a=d.appearances.addByCopy(src,name) if rgb: for p in a.appearanceProperties: if p.objectType=='adsk::core::ColorProperty' and ('color' in p.id.lower()): try:p.value=adsk.core.Color.create(*rgb,255) except:pass return a chalk=appearance('28 Chalk / cast urethane target','Plastic - Matte (White)',(224,221,209)) grey=appearance('28 Warm grey elastomer target','Plastic - Matte (Gray)',(142,138,127)) ember=appearance('28 Ember orange elastomer target','Plastic - Matte (Red)',(205,83,29)) steel=appearance('28 Brushed stainless visual','Stainless Steel - Satin') graphite=appearance('28 Graphite woven stainless visual','Plastic - Matte (Black)',(47,48,45)) lensapp=appearance('28 Diffusing circular lens','Plastic - Translucent Matte (White)',(239,230,209)) if lib.appearances.itemByName('Plastic - Translucent Matte (White)') else chalk for c in d.allComponents: n=c.name;a=None if 'Shell' in n:a=chalk elif 'Elastomer_Rim' in n:a=grey elif 'Smooth_Ember' in n:a=ember elif any(t in n for t in ['Steel_Play_Cap','Stainless_Grille','Volume_Up_Pewter','Volume_Down_Pewter']):a=steel elif any(t in n for t in ['Woven_Mesh','Acoustic_Scrim']):a=graphite elif 'Status_Lens'in n:a=lensapp if a: for b in c.bRepBodies:b.appearance=a d.timeline.moveToEnd();app.activeViewport.fit() (OUT/'audit/build_done.txt').write_text('Fusion native BRep update completed. Export and independent verification pending.\n') report('Native geometry complete, pending verification') print('Version 28 geometry built in Fusion. Export and verification next.') except: (OUT/'audit/build_error.txt').write_text(traceback.format_exc());print(traceback.format_exc())