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| # Idempotent install script — skips steps already completed on previous runs. | |
| # Model weights and repo are stored in /data for persistence across restarts. | |
| set -euo pipefail | |
| DATA_ROOT="${DATA_ROOT:-/data}" | |
| REPO_DIR="${DATA_ROOT}/app" | |
| SENTINEL="${REPO_DIR}/.install_complete" | |
| WEIGHTS_DIR="${DATA_ROOT}/models/make-it-animatable" | |
| mkdir -p "${DATA_ROOT}/temp" "${WEIGHTS_DIR}" | |
| # ── 1. Clone repo (once) ────────────────────────────────────────────────────── | |
| if [ ! -f "$SENTINEL" ]; then | |
| echo "==> Cloning Make-It-Animatable..." | |
| git lfs install | |
| rm -rf "$REPO_DIR" | |
| git clone https://github.com/jasongzy/Make-It-Animatable --recursive --single-branch --depth 1 "$REPO_DIR" | |
| else | |
| echo "==> Repo already present, skipping clone." | |
| fi | |
| # Symlink so the Space entrypoint can find the upstream package as ./app/. | |
| # `ln -sfn SOURCE EXISTING_DIR` creates EXISTING_DIR/app instead of replacing | |
| # the directory, so always resolve the destination explicitly. | |
| if [ -L "app" ]; then | |
| ln -sfn "$REPO_DIR" app | |
| elif [ ! -e "app" ]; then | |
| ln -s "$REPO_DIR" app | |
| fi | |
| # ── 2. FBX2glTF binary (once) ───────────────────────────────────────────────── | |
| if [ ! -f "${REPO_DIR}/util/FBX2glTF" ]; then | |
| echo "==> Downloading FBX2glTF..." | |
| wget -q https://github.com/facebookincubator/FBX2glTF/releases/download/v0.9.7/FBX2glTF-linux-x64 \ | |
| -O "${REPO_DIR}/util/FBX2glTF" | |
| chmod +x "${REPO_DIR}/util/FBX2glTF" | |
| else | |
| echo "==> FBX2glTF already present." | |
| fi | |
| # ── 3. Model weights (once) ─────────────────────────────────────────────────── | |
| if [ -d "${WEIGHTS_DIR}/data" ] && [ "$(ls -A ${WEIGHTS_DIR}/data 2>/dev/null)" ]; then | |
| echo "==> Model weights already present, skipping download." | |
| rm -rf "${REPO_DIR}/data" "${REPO_DIR}/output" | |
| ln -s "${WEIGHTS_DIR}/data" "${REPO_DIR}/data" | |
| ln -s "${WEIGHTS_DIR}/output" "${REPO_DIR}/output" | |
| else | |
| echo "==> Downloading model weights (one-time only)..." | |
| TMPDIR="${DATA_ROOT}/temp/hf-weights" | |
| rm -rf "$TMPDIR" | |
| python3 -c " | |
| from huggingface_hub import snapshot_download | |
| snapshot_download('jasongzy/Make-It-Animatable', local_dir='${TMPDIR}', | |
| ignore_patterns=['*.git*', '.gitattributes']) | |
| print('Download complete.') | |
| " | |
| [ -d "${TMPDIR}/data" ] && mv "${TMPDIR}/data" "${WEIGHTS_DIR}/data" | |
| [ -d "${TMPDIR}/output" ] && mv "${TMPDIR}/output" "${WEIGHTS_DIR}/output" | |
| rm -rf "$TMPDIR" | |
| rm -rf "${REPO_DIR}/data" "${REPO_DIR}/output" | |
| ln -s "${WEIGHTS_DIR}/data" "${REPO_DIR}/data" | |
| ln -s "${WEIGHTS_DIR}/output" "${REPO_DIR}/output" | |
| echo "==> Weights saved to ${WEIGHTS_DIR}" | |
| fi | |
| # ── 4. Mixamo bones ─────────────────────────────────────────────────────────── | |
| mkdir -p "${REPO_DIR}/data/Mixamo/animation" 2>/dev/null || true | |
| BONES_SRC="${REPO_DIR}/data/Standard Run.fbx" | |
| BONES_DST="${REPO_DIR}/data/Mixamo/bones.fbx" | |
| if [ -f "$BONES_SRC" ] && [ ! -f "$BONES_DST" ]; then | |
| cp "$BONES_SRC" "$BONES_DST" | |
| fi | |
| test -s "$BONES_DST" | |
| # ── 5. Runtime patches ──────────────────────────────────────────────────────── | |
| python3 patch_runtime.py | |
| # ── 6. Mark complete ────────────────────────────────────────────────────────── | |
| touch "$SENTINEL" | |
| echo "==> install.sh done." | |