"""Three original HUMAN Act sculptures, made in isolated background Blender. Usage: Blender -b continuity.blend --python build-human-sculptures.py Existing scenes/data are preserved. New assets are saved as separate libraries. """ import bpy, math, json, sys from pathlib import Path from mathutils import Vector OUT=Path(__file__).resolve().parent TAU=2*math.pi print('PRESERVED_SCENES',[(s.name,len(s.objects)) for s in bpy.data.scenes]) scene=None; col=None; objects=[]; records=[] def material(name,color,metal=0,rough=.55): m=bpy.data.materials.new('HUMAN / '+name);m.use_nodes=True;m.diffuse_color=(*color,1) n=m.node_tree.nodes;l=m.node_tree.links;p=n.get('Principled BSDF') p.inputs['Base Color'].default_value=(*color,1);p.inputs['Metallic'].default_value=metal;p.inputs['Roughness'].default_value=rough noise=n.new('ShaderNodeTexNoise');noise.inputs['Scale'].default_value=100;noise.inputs['Detail'].default_value=3 bump=n.new('ShaderNodeBump');bump.inputs['Strength'].default_value=.14;bump.inputs['Distance'].default_value=.018 l.new(noise.outputs['Fac'],bump.inputs['Height']);l.new(bump.outputs['Normal'],p.inputs['Normal']) return m STONE=material('honed pale limestone',(.68,.615,.49)) ASH=material('warm ash stone',(.37,.35,.31)) BRONZE=material('brushed warm bronze',(.31,.175,.075),.78,.36) RED=material('deep iron porphyry',(.18,.025,.019),0,.43) GROUND=material('gallery mineral plaster',(.29,.27,.235),0,.86) def link(name,data,asset=True): ob=bpy.data.objects.new('HUMAN / '+name,data);col.objects.link(ob) if asset:objects.append(ob) return ob def mesh(name,verts,faces,mat,smooth=True,soft=0): me=bpy.data.meshes.new('HUMAN / '+name);me.from_pydata(verts,[],faces);me.update() ob=link(name,me);me.materials.append(mat) for p in me.polygons:p.use_smooth=smooth if soft: mod=ob.modifiers.new('Softened carved edge','BEVEL');mod.width=soft;mod.segments=3 mod=ob.modifiers.new('Weighted normals','WEIGHTED_NORMAL');mod.keep_sharp=True return ob def box(name,dims,loc,mat=STONE,asset=True): x,y,z=[a/2 for a in dims] ob=mesh(name,[(-x,-y,-z),(x,-y,-z),(x,y,-z),(-x,y,-z),(-x,-y,z),(x,-y,z),(x,y,z),(-x,y,z)],[(0,3,2,1),(4,5,6,7),(0,1,5,4),(1,2,6,5),(2,3,7,6),(3,0,4,7)],mat,False,.025) ob.location=loc if not asset:objects.remove(ob) return ob def loft(name,rings,mat=STONE,n=64,pleat=0): verts=[] for z,rx,ry in rings: for i in range(n): a=TAU*i/n;f=1+pleat*math.cos(12*a) verts.append((rx*math.sin(a)*f,-ry*math.cos(a)*f,z)) faces=[tuple(reversed(range(n))),tuple(range((len(rings)-1)*n,len(rings)*n))] for k in range(len(rings)-1): for i in range(n):a=k*n+i;b=k*n+(i+1)%n;faces.append((a,b,b+n,a+n)) return mesh(name,verts,faces,mat) def ellipsoid(name,loc,scale,mat=STONE): n=48;k=24;verts=[];faces=[] for i in range(k+1): p=math.pi*i/k for j in range(n):a=TAU*j/n;verts.append((scale[0]*math.sin(p)*math.cos(a),scale[1]*math.sin(p)*math.sin(a),scale[2]*math.cos(p))) for i in range(k): for j in range(n):a=i*n+j;b=i*n+(j+1)%n;faces.append((a,b,b+n,a+n)) ob=mesh(name,verts,faces,mat);ob.location=loc;return ob def tube(name,points,r,mat=BRONZE,cyclic=False): cu=bpy.data.curves.new('HUMAN / '+name,'CURVE');cu.dimensions='3D';cu.bevel_depth=r;cu.bevel_resolution=4;cu.resolution_u=16;cu.use_fill_caps=True sp=cu.splines.new('BEZIER');sp.bezier_points.add(len(points)-1) for p,v in zip(sp.bezier_points,points):p.co=v;p.handle_left_type='AUTO';p.handle_right_type='AUTO' sp.use_cyclic_u=cyclic;ob=link(name,cu);cu.materials.append(mat);return ob def head(name,loc,scale=1,width=1,mat=STONE,turn=0,variant=0): # Carved mask-like faces: integrated nose, brow, cheeks and quiet mouth. # Forms deliberately abstract, with no claim to portrait likeness or ancestry. rows=38;n=96;verts=[];faces=[] profile=[(-.30,.08,.075),(-.24,.16,.135),(-.13,.225,.20),(0,.255,.235),(.13,.254,.244),(.25,.23,.22),(.34,.13,.13),(.375,.015,.015)] def interp(z): for i in range(len(profile)-1): a,b=profile[i:i+2] if a[0]<=z<=b[0]:t=(z-a[0])/(b[0]-a[0]);return a[1]*(1-t)+b[1]*t,a[2]*(1-t)+b[2]*t return profile[-1][1:] for k in range(rows+1): z=-.3+.675*k/rows;rx,ry=interp(z) for j in range(n): a=TAU*j/n;x=rx*math.sin(a)*width;y=-ry*math.cos(a) frontal=max(0,math.cos(a))**14 nose=(.095+variant*.006)*math.exp(-((z-.018)/.115)**2)*math.exp(-(math.sin(a)/.16)**2) chin=.016*math.exp(-((z+.18)/.05)**2) mouth=-.012*math.exp(-((z+.117)/.013)**2)*math.exp(-(x/.115)**4) sockets=-.035*math.exp(-((abs(x)-.11)/.05)**2-((z-.10)/.039)**2) brow=.022*math.exp(-((z-.155)/.023)**2) y-=frontal*(nose+chin+mouth+sockets+brow) verts.append((x*scale,y*scale,z*scale)) for k in range(rows): for j in range(n):a=k*n+j;b=k*n+(j+1)%n;faces.append((a,b,b+n,a+n)) faces.extend([tuple(reversed(range(n))),tuple(range(rows*n,(rows+1)*n))]) ob=mesh(name,verts,faces,mat);ob.location=loc;ob.rotation_euler.z=turn return ob def person(name,x,y,h=3.0,width=1,mat=STONE,turn=0,gesture=0): start=len(objects);s=h/3;z=.25 loft(name+' / draped body',[(z,.32*s*width,.21*s),(z+.20*s,.31*s*width,.20*s),(z+1.05*s,.22*s*width,.17*s),(z+1.42*s,.29*s*width,.185*s),(z+1.70*s,.405*s*width,.18*s),(z+1.85*s,.34*s*width,.15*s),(z+1.94*s,.11*s,.10*s)],mat,pleat=.015) loft(name+' / neck',[(z+1.91*s,.12*s,.10*s),(z+2.18*s,.105*s,.095*s)],mat) head(name+' / carved face',(0,-.008*s,z+2.44*s),s,width=.90+width*.1,mat=mat,variant=width) for side in [-1,1]: reach=side*(.42*s*width+gesture*.22*s) points=[(side*.34*s*width,0,z+1.78*s),(reach,-.10*s,z+1.37*s),(reach,-.16*s,z+1.08*s)] tube(name+' / arm '+str(side),points,.10*s,mat) ellipsoid(name+' / hand '+str(side),points[-1],(.068*s,.08*s,.105*s),mat) for ob in objects[start:]: local=ob.location.copy();ob.location=(x+local.x*math.cos(turn)-local.y*math.sin(turn),y+local.x*math.sin(turn)+local.y*math.cos(turn),local.z);ob.rotation_euler.z+=turn return objects[start:] def seated(name,x,y,mat=STONE): start=len(objects);z=.25 box(name+' / seat',(.88,.87,.12),(0,0,z+.80),BRONZE) box(name+' / back',(.85,.09,.71),(0,.38,z+1.18),BRONZE) loft(name+' / torso',[(z+.79,.28,.23),(z+1.32,.36,.20),(z+1.53,.37,.17),(z+1.63,.12,.10)],mat) loft(name+' / neck',[(z+1.6,.11,.10),(z+1.85,.105,.095)],mat) head(name+' / face',(0,-.035,z+2.06),.95,1.10,mat) for side in [-1,1]: tube(name+' / arm',[(side*.32,0,z+1.45),(side*.43,-.10,z+1.07),(side*.29,-.34,z+.95)],.095,mat) ellipsoid(name+' / hand',(side*.29,-.36,z+.93),(.075,.1,.065),mat) tube(name+' / legs',[(side*.18,-.16,z+.80),(side*.22,-.56,z+.66),(side*.22,-.70,z+.19)],.13,mat) ellipsoid(name+' / foot',(side*.22,-.83,z+.14),(.125,.23,.10),mat) points=[(side*.51,.11+.52*math.cos(TAU*i/48),z+.53+.52*math.sin(TAU*i/48)) for i in range(48)] tube(name+' / wheel',points,.035,BRONZE,True) for i in range(8): a=TAU*i/8;tube(name+' / spoke',[(side*.51,.11,z+.53),(side*.51,.11+.50*math.cos(a),z+.53+.50*math.sin(a))],.009,BRONZE) tube(name+' / chassis',[(side*.45,.40,z+.75),(side*.45,-.49,z+.45),(side*.40,-.56,z+.09)],.027,BRONZE) tube(name+' / caster',[(side*.40,-.55+.08*math.cos(TAU*i/24),z+.09+.08*math.sin(TAU*i/24)) for i in range(24)],.021,BRONZE,True) for ob in objects[start:]:ob.location.x+=x;ob.location.y+=y def aim(ob,p):ob.rotation_euler=(Vector(p)-ob.location).to_track_quat('-Z','Y').to_euler() def setup(key,title,scale=9,target=(0,0,1.7)): global scene,col,objects scene=bpy.data.scenes.new('HUMAN / '+title);bpy.context.window.scene=scene col=bpy.data.collections.new('HUMAN / '+key);scene.collection.children.link(col);objects=[] box('Gallery floor',(200,200,.1),(0,0,-.08),GROUND,False) cam=link('Gallery camera',bpy.data.cameras.new('HUMAN / '+key),False);cam.location=(6,-12,6.1);aim(cam,target);cam.data.type='ORTHO';cam.data.ortho_scale=scale;scene.camera=cam for name,loc,energy,size,color in [('Window',(-4,-5,9),1900,4.5,(1,.89,.77)),('Sky',(5,-3,7),650,6,(.79,.87,1)),('Rim',(-1,5,8),1500,3.5,(1,.95,.83))]: d=bpy.data.lights.new('HUMAN / '+name,'AREA');d.energy=energy;d.shape='DISK';d.size=size;d.color=color;ob=link(name,d,False);ob.location=loc;aim(ob,target) w=bpy.data.worlds.new('HUMAN / soft gallery');w.use_nodes=True;w.node_tree.nodes['Background'].inputs[0].default_value=(.26,.24,.21,1);w.node_tree.nodes['Background'].inputs[1].default_value=.30;scene.world=w scene.render.engine='CYCLES';scene.cycles.samples=48;scene.cycles.use_denoising=True;scene.cycles.max_bounces=6 prefs=bpy.context.preferences.addons['cycles'].preferences try: prefs.compute_device_type='METAL';prefs.get_devices() for d in prefs.devices:d.use=(d.type=='METAL') if any(d.type=='METAL' for d in prefs.devices):scene.cycles.device='GPU' except Exception:pass scene.render.resolution_x=1800;scene.render.resolution_y=1200;scene.render.resolution_percentage=100 scene.render.image_settings.file_format='PNG';scene.render.image_settings.color_mode='RGB';scene.render.filepath=str(OUT/(key+'.png')) scene.view_settings.view_transform='AgX';scene.view_settings.look='AgX - Medium High Contrast' scene['asset_title']=title;scene['concept']='Human equality, care and autonomy; imagined sculpture, no real subject or installed monument.' def finish(key,title): bpy.context.view_layer.update() # The GLB includes only sculpture objects, never the gallery, camera or lights. for ob in scene.objects:ob.select_set(False) for ob in objects:ob.select_set(True) bpy.context.view_layer.objects.active=objects[0] bpy.ops.export_scene.gltf(filepath=str(OUT/(key+'.glb')),export_format='GLB',use_selection=True,use_active_scene=True,export_apply=True,export_animations=False,export_cameras=False,export_lights=False,export_extras=True) bpy.data.libraries.write(str(OUT/(key+'.blend')),{scene},fake_user=True,compress=True) record={'key':key,'title':title,'scene':scene.name,'objects':len(objects),'meshVertices':sum(len(ob.data.vertices) for ob in objects if ob.type=='MESH'),'blend':key+'.blend','model':key+'.glb','render':key+'.png','dimensions':[1800,1200],'engine':'Blender 5.1.2 / Cycles / AgX','authorship':'Original procedural geometry; no imported models or AI image-to-mesh conversion'} records.append(record);(OUT/'blender-manifest.json').write_text(json.dumps(records,indent=2)) bpy.ops.render.render(write_still=True,scene=scene.name) print('HUMAN_ASSET',json.dumps(record)) setup('human-common-ground','Common ground',10.1,(0,0,1.55)) box('Shared low plinth',(7.85,3,.25),(0,0,.125),STONE) tube('Bronze common ground',[(-3.70,-1.30,.257),(3.70,-1.30,.257)],.012,BRONZE) person('Older person',-2.85,.2,3.10,1.03,STONE,turn=-.09) person('Young person',-1.93,-.36,2.15,.92,STONE,turn=-.02) person('Broad shouldered person',-.9,.18,3.5,1.30,BRONZE,turn=.04) seated('Person with mobility chair',.28,-.47,STONE) person('Adult',1.45,.16,3.22,.91,STONE,turn=-.09) person('Broad bodied adult',2.40,-.22,3.12,1.23,STONE,turn=.08) person('Adult in bronze',3.25,.23,3.45,.91,BRONZE,turn=.1) finish('human-common-ground','Common ground') setup('human-mutual-care','The space between',8.2,(0,0,1.8)) box('Shared care foundation',(4.5,3,.25),(0,0,.125),ASH) person('Older adult',-1.13,.1,3.2,1.16,STONE,turn=-.17,gesture=.4) person('Child',0,-.26,1.85,.85,BRONZE,gesture=.25) person('Adult',1.15,.16,3.40,.96,STONE,turn=.17,gesture=.4) tube('Reciprocal bronze connection',[(-1.70,.7,.26),(-1.38,.78,2.23),(0,.88,3.95),(1.46,.77,2.3),(1.85,.7,.26)],.045,BRONZE) box('Porphyry present-generation inlay',(3.6,.07,.014),(0,-1.16,.257),RED) finish('human-mutual-care','The space between') setup('human-autonomy','Unmeasured',7.5,(0,0,1.48)) box('Equal dignity foundation',(5.65,2.7,.25),(0,0,.125),STONE) for i,(x,w,t,mat) in enumerate([(-1.75,1.13,-.10,STONE),(0,.93,0,BRONZE),(1.75,1.04,.10,STONE)]): name='Individual %d'%(i+1) ob=loft(name+' / shoulder bust',[(.25,.58,.37),(.44,.68,.40),(.95,.64,.35),(1.18,.43,.25),(1.29,.23,.19)],mat);ob.location.x=x ob=loft(name+' / neck',[(1.16,.23,.19),(1.72,.21,.18)],mat);ob.location.x=x head(name+' / face',(x,-.045,2.18),1.76,w,mat,t,variant=i) tube(name+' / open bronze arc',[(x-.68,.66,.26),(x-.91,.69,1.7),(x,.72,3.17),(x+.91,.69,1.7),(x+.68,.66,.26)],.022,BRONZE) box('A right held in common / red inlay',(5.15,.055,.018),(0,-1.16,.262),RED) finish('human-autonomy','Unmeasured') result={'created':records,'existingSourceUnchanged':True} print('HUMAN_RESULT',json.dumps(result))