Bbtools-flver To Sdm- -

FLVER models are often in a game-specific coordinate system (e.g., Y-up, Z-forward). Convert to simulation standard (Z-up, Y-forward):

import trimesh def validate_sdm(output_path): verts = pd.read_parquet(f"output_path/vertices.parquet")[['x','y','z']].values faces = pd.read_parquet(f"output_path/triangles.parquet")[['v0','v1','v2']].values mesh = trimesh.Trimesh(vertices=verts, faces=faces) print(f"Mesh is watertight: mesh.is_watertight") print(f"Volume: mesh.volume") Bbtools-flver To Sdm-

# Step 3: Build SDM buffer vertex_buffer = np.zeros(len(vertices), dtype=[ ('pos', 'f4', 3), ('norm', 'f4', 3), ('uv', 'f4', 2) ]) vertex_buffer['pos'] = vertices vertex_buffer['norm'] = normals vertex_buffer['uv'] = uvs FLVER models are often in a game-specific coordinate

Full conversion script:

for i in 0..15; do bbtools-flver export boss_weapon.flver --mesh-index $i --format ply --output part_$i.ply done Z-forward). Convert to simulation standard (Z-up