import bpy, sys, importlib.util
spec=importlib.util.spec_from_file_location("srg", r"A:\eco\stylized_rock_generator\stylized_rock_generator.py")
r=importlib.util.module_from_spec(spec); sys.modules["srg"]=r; spec.loader.exec_module(r)
try: r.unregister()
except Exception: pass
r.register()
s=bpy.context.scene.rock_gen_settings
s.batch_count=5; s.subsurf_levels=3; s.use_modal=False; s.spacing=3
s.scale_min=0.75; s.scale_max=1.25; s.keep_size=True
fails=[]; means={}
print("Klasse | Groesse min..max (m) | Volumen min..max | Streuung")
for kl in ('S','M','L','XL'):
    for o in list(bpy.data.objects): bpy.data.objects.remove(o,do_unlink=True)
    s.name_class=kl
    bpy.ops.object.generate_rocks_batch()
    vols=[]; dims=[]
    for o in bpy.context.scene.objects:
        if o.type!='MESH': continue
        bb=o.bound_box
        d=[(max(v[i] for v in bb)-min(v[i] for v in bb))*o.scale[i] for i in range(3)]
        dims.append(max(d)); vols.append(d[0]*d[1]*d[2])
    means[kl]=sum(vols)/len(vols)
    print("  %-3s  | %.2f .. %.2f          | %.2f .. %.2f    | %.2fx"
          % (kl, min(dims), max(dims), min(vols), max(vols), max(vols)/min(vols)))
    if max(vols)/min(vols) > 1.6: fails.append("streuung_%s"%kl)
print("Volumen-Verhaeltnis M/S = %.1fx | L/M = %.1fx | XL/L = %.1fx"
      % (means['M']/means['S'], means['L']/means['M'], means['XL']/means['L']))
if not (means['S'] < means['M'] < means['L'] < means['XL']): fails.append("reihenfolge")
if means['M']/means['S'] < 3: fails.append("S_zu_gross")
r.unregister()
print("ERGEBNIS:", "OK" if not fails else "FEHLER: "+", ".join(fails))