.gitignore

@@ -1,6 +1,3 @@
 # .gitignore
 node_modules
 .DS_Store
-__pycache__/
-*.pyc
-server/data/uploads/

converter/Dockerfile

@@ -1,24 +0,0 @@
-FROM python:3.11-slim
-
-ENV PYTHONUNBUFFERED=1 \
-    NODEDC_BIM_CONVERTER_UPLOADS_DIR=/beam/uploads \
-    NODEDC_BIM_CONVERTER_INTERVAL_SECONDS=10
-
-RUN apt-get update \
-    && apt-get install -y --no-install-recommends \
-        libgl1 \
-        libglib2.0-0 \
-        libglu1-mesa \
-        libsm6 \
-        libxext6 \
-        libxrender1 \
-    && rm -rf /var/lib/apt/lists/*
-
-WORKDIR /app
-
-COPY requirements.txt ./
-RUN pip install --no-cache-dir -r requirements.txt
-
-COPY . ./
-
-CMD ["python", "worker.py"]

converter/requirements.txt

@@ -1 +0,0 @@
-cadquery==2.7.0

converter/worker.py

@@ -1,527 +0,0 @@
-import hashlib
-import json
-import os
-import struct
-import sys
-import time
-from datetime import datetime, timezone
-from pathlib import Path
-from typing import Any
-
-from OCP.BRepMesh import BRepMesh_IncrementalMesh
-from OCP.Message import Message_ProgressRange
-from OCP.RWGltf import RWGltf_CafWriter
-from OCP.STEPCAFControl import STEPCAFControl_Reader
-from OCP.TColStd import TColStd_IndexedDataMapOfStringString
-from OCP.TCollection import TCollection_AsciiString, TCollection_ExtendedString
-from OCP.TDF import TDF_LabelSequence
-from OCP.TDocStd import TDocStd_Document
-from OCP.XCAFApp import XCAFApp_Application
-from OCP.XCAFDoc import XCAFDoc_DocumentTool, XCAFDoc_ShapeTool
-
-
-CONVERTER_NAME = "NodeDcBimConverter"
-CONVERTER_VERSION = "0.3.0"
-UPLOADS_DIR = Path(os.environ.get("NODEDC_BIM_CONVERTER_UPLOADS_DIR", "/beam/uploads")).resolve()
-POLL_INTERVAL_SECONDS = float(os.environ.get("NODEDC_BIM_CONVERTER_INTERVAL_SECONDS", "10"))
-PROCESS_ONCE = os.environ.get("NODEDC_BIM_CONVERTER_ONCE", "").lower() in {"1", "true", "yes"}
-REPROCESS_READY_ON_VERSION_CHANGE = os.environ.get(
-    "NODEDC_BIM_CONVERTER_REPROCESS_READY_ON_VERSION_CHANGE", ""
-).lower() in {"1", "true", "yes"}
-STEP_MESH_LINEAR_DEFLECTION = float(os.environ.get("NODEDC_BIM_CONVERTER_STEP_LINEAR_DEFLECTION", "0.1"))
-STEP_MESH_ANGULAR_DEFLECTION = float(os.environ.get("NODEDC_BIM_CONVERTER_STEP_ANGULAR_DEFLECTION", "0.1"))
-STEP_EXTENSIONS = {".step", ".stp"}
-
-
-def now_iso() -> str:
-    return datetime.now(timezone.utc).isoformat()
-
-
-def src_from_path(path: Path) -> str:
-    return f"uploads/{path.resolve().relative_to(UPLOADS_DIR).as_posix()}"
-
-
-def manifest_path(source_path: Path) -> Path:
-    return source_path.with_name(f"{source_path.name}.beam.json")
-
-
-def read_json(path: Path) -> dict[str, Any]:
-    try:
-        return json.loads(path.read_text(encoding="utf-8"))
-    except Exception:
-        return {}
-
-
-def write_json_atomic(path: Path, payload: dict[str, Any]) -> None:
-    path.parent.mkdir(parents=True, exist_ok=True)
-    tmp_path = path.with_name(f"{path.name}.tmp")
-    tmp_path.write_text(json.dumps(payload, ensure_ascii=False, indent=2), encoding="utf-8")
-    tmp_path.replace(path)
-
-
-def hash_id(value: str) -> str:
-    return hashlib.sha1(value.encode("utf-8")).hexdigest()[:16]
-
-
-def json_safe(value: Any) -> Any:
-    if value is None or isinstance(value, (str, int, float, bool)):
-        return value
-    if isinstance(value, dict):
-        return {str(k): json_safe(v) for k, v in value.items()}
-    if isinstance(value, (list, tuple)):
-        return [json_safe(v) for v in value]
-    return str(value)
-
-
-def node_to_metadata(node: Any, parent_path: str = "") -> dict[str, Any]:
-    name = node.name or "root"
-    node_path = f"{parent_path}/{name}" if parent_path else name
-    children = [node_to_metadata(child, node_path) for child in node.children]
-    return {
-        "id": hash_id(node_path),
-        "name": name,
-        "path": node_path,
-        "hasShape": bool(node.obj),
-        "metadata": json_safe(node.metadata or {}),
-        "children": children,
-    }
-
-
-def count_nodes(node: dict[str, Any]) -> int:
-    return 1 + sum(count_nodes(child) for child in node.get("children", []))
-
-
-def metadata_dict(value: Any) -> dict[str, Any]:
-    safe_value = json_safe(value or {})
-    return safe_value if isinstance(safe_value, dict) else {"value": safe_value}
-
-
-def get_shape_type(value: Any) -> str | None:
-    try:
-        shape_type = value.ShapeType()
-        return str(shape_type) if shape_type else None
-    except Exception:
-        return None
-
-
-def collect_solids(workplane: Any) -> list[Any]:
-    solids: list[Any] = []
-    seen: set[int] = set()
-
-    for value in workplane.vals():
-        candidates = []
-        try:
-            candidates = list(value.Solids())
-        except Exception:
-            candidates = []
-        if not candidates and get_shape_type(value) == "Solid":
-            candidates = [value]
-        for solid in candidates:
-            key = hash(solid)
-            if key in seen:
-                continue
-            seen.add(key)
-            solids.append(solid)
-
-    return solids
-
-
-def unique_assembly_name(parent: Any, requested_name: Any) -> str:
-    base_name = str(requested_name or "component")
-    if base_name not in parent.objects:
-        return base_name
-
-    index = 2
-    while True:
-        candidate = f"{base_name}__{index:03d}"
-        if candidate not in parent.objects:
-            return candidate
-        index += 1
-
-
-def import_step_with_unique_component_names(source_path: Path, cq_module: Any) -> Any:
-    original_add = cq_module.Assembly.add
-
-    def add_with_unique_names(self: Any, arg: Any, *args: Any, **kwargs: Any) -> Any:
-        if isinstance(arg, cq_module.Assembly):
-            positional_name = args[0] if args else None
-            requested_name = kwargs.get("name", positional_name) or arg.name
-            unique_name = unique_assembly_name(self, requested_name)
-
-            if unique_name != requested_name:
-                arg.metadata = {
-                    **metadata_dict(arg.metadata),
-                    "originalName": str(requested_name),
-                }
-                if args:
-                    args = (unique_name, *args[1:])
-                else:
-                    kwargs = {**kwargs, "name": unique_name}
-
-        return original_add(self, arg, *args, **kwargs)
-
-    cq_module.Assembly.add = add_with_unique_names
-    try:
-        return cq_module.Assembly.importStep(str(source_path))
-    finally:
-        cq_module.Assembly.add = original_add
-
-
-def import_step_assembly(source_path: Path) -> tuple[Any, str, str]:
-    import cadquery as cq
-
-    try:
-        return cq.Assembly.importStep(str(source_path)), "assembly", getattr(cq, "__version__", "unknown")
-    except ValueError as exc:
-        error_message = str(exc)
-        if "Unique name is required" in error_message and "already in the assembly" in error_message:
-            return (
-                import_step_with_unique_component_names(source_path, cq),
-                "assembly-unique-names",
-                getattr(cq, "__version__", "unknown"),
-            )
-        if "does not contain an assembly" not in error_message:
-            raise
-
-    step_model = cq.importers.importStep(str(source_path))
-    solids = collect_solids(step_model)
-    assy = cq.Assembly(name=f"{source_path.stem}_root")
-
-    if len(solids) > 1:
-        for index, solid in enumerate(solids, start=1):
-            assy.add(solid, name=f"{source_path.stem}_solid_{index:03d}")
-        return assy, "split-solids", getattr(cq, "__version__", "unknown")
-
-    assy.add(step_model, name=source_path.stem)
-    return assy, "single-shape", getattr(cq, "__version__", "unknown")
-
-
-def read_glb_json(glb_path: Path) -> tuple[dict[str, Any], list[tuple[bytes, bytes]]]:
-    data = glb_path.read_bytes()
-    if len(data) < 20:
-        raise ValueError("GLB is too small.")
-
-    magic, version, declared_length = struct.unpack("<4sII", data[:12])
-    if magic != b"glTF" or version != 2:
-        raise ValueError("Only binary glTF v2 files are supported.")
-    if declared_length != len(data):
-        raise ValueError("GLB declared length does not match file size.")
-
-    gltf_json: dict[str, Any] | None = None
-    chunks: list[tuple[bytes, bytes]] = []
-    offset = 12
-    while offset < len(data):
-        if offset + 8 > len(data):
-            raise ValueError("Invalid GLB chunk header.")
-        chunk_length, chunk_type = struct.unpack("<I4s", data[offset:offset + 8])
-        offset += 8
-        chunk_data = data[offset:offset + chunk_length]
-        offset += chunk_length
-        if chunk_type == b"JSON":
-            gltf_json = json.loads(chunk_data.decode("utf-8"))
-        else:
-            chunks.append((chunk_type, chunk_data))
-
-    if gltf_json is None:
-        raise ValueError("GLB JSON chunk is missing.")
-    return gltf_json, chunks
-
-
-def write_glb_json(glb_path: Path, gltf_json: dict[str, Any], chunks: list[tuple[bytes, bytes]]) -> None:
-    json_bytes = json.dumps(gltf_json, ensure_ascii=False, separators=(",", ":")).encode("utf-8")
-    json_padding = (4 - (len(json_bytes) % 4)) % 4
-    json_chunk = json_bytes + (b" " * json_padding)
-
-    body = struct.pack("<I4s", len(json_chunk), b"JSON") + json_chunk
-    for chunk_type, chunk_data in chunks:
-        chunk_padding = (4 - (len(chunk_data) % 4)) % 4
-        padded_chunk = chunk_data + (b"\x00" * chunk_padding)
-        body += struct.pack("<I4s", len(padded_chunk), chunk_type) + padded_chunk
-
-    glb_path.write_bytes(struct.pack("<4sII", b"glTF", 2, 12 + len(body)) + body)
-
-
-def normalize_glb_node_names(glb_path: Path) -> tuple[dict[str, Any], int]:
-    gltf_json, chunks = read_glb_json(glb_path)
-    nodes = gltf_json.get("nodes", [])
-    meshes = gltf_json.get("meshes", [])
-    renamed = 0
-
-    for node in nodes:
-        mesh_index = node.get("mesh")
-        if not isinstance(mesh_index, int) or mesh_index < 0 or mesh_index >= len(meshes):
-            continue
-        mesh_name = meshes[mesh_index].get("name")
-        node_name = node.get("name")
-        if mesh_name and (not node_name or str(node_name).startswith("NAUO")):
-            node["name"] = mesh_name
-            renamed += 1
-
-    if renamed:
-        write_glb_json(glb_path, gltf_json, chunks)
-    return gltf_json, renamed
-
-
-def gltf_node_name(gltf_json: dict[str, Any], node: dict[str, Any], index: int) -> str:
-    name = node.get("name")
-    if name:
-        return str(name)
-    meshes = gltf_json.get("meshes", [])
-    mesh_index = node.get("mesh")
-    if isinstance(mesh_index, int) and 0 <= mesh_index < len(meshes):
-        mesh_name = meshes[mesh_index].get("name")
-        if mesh_name:
-            return str(mesh_name)
-    return f"node_{index}"
-
-
-def gltf_node_to_metadata(gltf_json: dict[str, Any], node_index: int, parent_path: str = "") -> dict[str, Any]:
-    nodes = gltf_json.get("nodes", [])
-    node = nodes[node_index]
-    name = gltf_node_name(gltf_json, node, node_index)
-    node_path = f"{parent_path}/{name}#{node_index}" if parent_path else f"{name}#{node_index}"
-    children = [
-        gltf_node_to_metadata(gltf_json, child_index, node_path)
-        for child_index in node.get("children", [])
-        if isinstance(child_index, int) and 0 <= child_index < len(nodes)
-    ]
-    return {
-        "id": hash_id(node_path),
-        "name": name,
-        "path": node_path,
-        "hasShape": isinstance(node.get("mesh"), int),
-        "metadata": {},
-        "children": children,
-    }
-
-
-def gltf_component_tree(gltf_json: dict[str, Any], fallback_name: str) -> dict[str, Any]:
-    nodes = gltf_json.get("nodes", [])
-    scenes = gltf_json.get("scenes", [])
-    scene_index = gltf_json.get("scene", 0)
-    scene = scenes[scene_index] if isinstance(scene_index, int) and 0 <= scene_index < len(scenes) else {}
-    root_indexes = [idx for idx in scene.get("nodes", []) if isinstance(idx, int) and 0 <= idx < len(nodes)]
-
-    if len(root_indexes) == 1:
-        return gltf_node_to_metadata(gltf_json, root_indexes[0])
-
-    children = [gltf_node_to_metadata(gltf_json, idx, fallback_name) for idx in root_indexes]
-    return {
-        "id": hash_id(fallback_name),
-        "name": fallback_name,
-        "path": fallback_name,
-        "hasShape": False,
-        "metadata": {},
-        "children": children,
-    }
-
-
-def convert_step_xcaf_to_glb(source_path: Path, glb_path: Path) -> tuple[dict[str, Any], dict[str, Any]]:
-    app = XCAFApp_Application.GetApplication_s()
-    doc = TDocStd_Document(TCollection_ExtendedString("MDTV-XCAF"))
-    app.NewDocument(TCollection_ExtendedString("MDTV-XCAF"), doc)
-
-    print(f"[{CONVERTER_NAME}] STEPCAF read {source_path.name}", flush=True)
-    reader = STEPCAFControl_Reader()
-    reader.SetNameMode(True)
-    reader.SetColorMode(True)
-    reader.SetLayerMode(True)
-    read_status = reader.ReadFile(str(source_path))
-    if "RetDone" not in str(read_status):
-        raise ValueError(f"STEPCAF read failed: {read_status}")
-    if not reader.Transfer(doc):
-        raise ValueError("STEPCAF transfer failed.")
-
-    shape_tool = XCAFDoc_DocumentTool.ShapeTool_s(doc.Main())
-    labels = TDF_LabelSequence()
-    shape_tool.GetFreeShapes(labels)
-    if labels.Length() == 0:
-        raise ValueError("STEPCAF document has no free shapes.")
-
-    print(
-        f"[{CONVERTER_NAME}] meshing {source_path.name}: "
-        f"{labels.Length()} free shape(s), deflection={STEP_MESH_LINEAR_DEFLECTION}",
-        flush=True,
-    )
-    for index in range(1, labels.Length() + 1):
-        shape = XCAFDoc_ShapeTool.GetShape_s(labels.Value(index))
-        if not shape.IsNull():
-            BRepMesh_IncrementalMesh(
-                shape,
-                STEP_MESH_LINEAR_DEFLECTION,
-                False,
-                STEP_MESH_ANGULAR_DEFLECTION,
-                True,
-            )
-
-    glb_path.parent.mkdir(parents=True, exist_ok=True)
-    print(f"[{CONVERTER_NAME}] GLB export {source_path.name}", flush=True)
-    writer = RWGltf_CafWriter(TCollection_AsciiString(str(glb_path)), True)
-    file_info = TColStd_IndexedDataMapOfStringString()
-    if not writer.Perform(doc, file_info, Message_ProgressRange()):
-        raise ValueError("GLB export failed.")
-    if not glb_path.exists() or glb_path.stat().st_size == 0:
-        raise ValueError("GLB export produced no output.")
-
-    gltf_json, renamed_nodes = normalize_glb_node_names(glb_path)
-    tree = gltf_component_tree(gltf_json, source_path.stem)
-    stats = {
-        "freeShapeCount": labels.Length(),
-        "gltfNodeCount": len(gltf_json.get("nodes", [])),
-        "gltfMeshCount": len(gltf_json.get("meshes", [])),
-        "renamedNodeCount": renamed_nodes,
-        "linearDeflection": STEP_MESH_LINEAR_DEFLECTION,
-        "angularDeflection": STEP_MESH_ANGULAR_DEFLECTION,
-    }
-    return tree, stats
-
-
-def convert_step_cadquery_to_glb(source_path: Path, glb_path: Path) -> tuple[dict[str, Any], dict[str, Any]]:
-    assy, import_strategy, cadquery_version = import_step_assembly(source_path)
-    tree = node_to_metadata(assy)
-    glb_path.parent.mkdir(parents=True, exist_ok=True)
-    assy.export(str(glb_path), tolerance=0.1, angularTolerance=0.1)
-    stats = {
-        "fallback": True,
-        "importStrategy": import_strategy,
-        "cadqueryVersion": cadquery_version,
-    }
-    return tree, stats
-
-
-def convert_step_to_glb(source_path: Path, glb_path: Path, metadata_path: Path) -> dict[str, Any]:
-    import_strategy = "occt-xcaf-gltf"
-    try:
-        tree, stats = convert_step_xcaf_to_glb(source_path, glb_path)
-    except Exception as exc:
-        print(f"[{CONVERTER_NAME}] OCCT/XCAF path failed for {source_path}: {exc}", file=sys.stderr, flush=True)
-        tree, stats = convert_step_cadquery_to_glb(source_path, glb_path)
-        import_strategy = stats.get("importStrategy") or "cadquery"
-
-    metadata = {
-        "source": src_from_path(source_path),
-        "artifact": src_from_path(glb_path),
-        "format": "step",
-        "targetFormat": "glb",
-        "importStrategy": import_strategy,
-        "componentTree": tree,
-        "componentCount": count_nodes(tree),
-        "generatedAt": now_iso(),
-        "converter": {
-            "name": CONVERTER_NAME,
-            "version": CONVERTER_VERSION,
-            "engine": "occt-xcaf" if import_strategy == "occt-xcaf-gltf" else "cadquery",
-            "cadqueryVersion": stats.get("cadqueryVersion"),
-        },
-        "stats": stats,
-    }
-    write_json_atomic(metadata_path, metadata)
-    return metadata
-
-
-def should_process(source_path: Path, manifest: dict[str, Any], glb_path: Path) -> bool:
-    status = manifest.get("status")
-    if status == "ready" and glb_path.exists():
-        return REPROCESS_READY_ON_VERSION_CHANGE and manifest.get("converterVersion") != CONVERTER_VERSION
-    if status == "processing":
-        updated_at = manifest.get("updatedAt")
-        if updated_at:
-            try:
-                updated = datetime.fromisoformat(str(updated_at).replace("Z", "+00:00"))
-                if (datetime.now(timezone.utc) - updated).total_seconds() < 300:
-                    return False
-            except Exception:
-                pass
-    return source_path.exists()
-
-
-def process_one(source_path: Path) -> bool:
-    manifest_file = manifest_path(source_path)
-    stem = source_path.stem
-    glb_path = source_path.with_name(f"{stem}.glb")
-    metadata_path = source_path.with_name(f"{stem}.metadata.json")
-    manifest = read_json(manifest_file)
-
-    if not should_process(source_path, manifest, glb_path):
-        return False
-
-    base_manifest = {
-        "createdAt": manifest.get("createdAt") or now_iso(),
-        "componentTreeRequired": True,
-        "converterName": CONVERTER_NAME,
-        "converterVersion": CONVERTER_VERSION,
-        "sourceFormat": "step",
-        "sourceSrc": src_from_path(source_path),
-        "targetFormat": "glb",
-    }
-
-    write_json_atomic(
-        manifest_file,
-        {
-            **base_manifest,
-            "message": "Preparing GLB and component tree.",
-            "status": "processing",
-            "updatedAt": now_iso(),
-        },
-    )
-    print(f"[{CONVERTER_NAME}] converting {source_path}", flush=True)
-
-    try:
-        metadata = convert_step_to_glb(source_path, glb_path, metadata_path)
-        write_json_atomic(
-            manifest_file,
-            {
-                **base_manifest,
-                "artifactSrc": src_from_path(glb_path),
-                "artifactType": "gltf",
-                "componentCount": metadata.get("componentCount"),
-                "metadataSrc": src_from_path(metadata_path),
-                "message": "GLB and component tree are ready.",
-                "status": "ready",
-                "updatedAt": now_iso(),
-            },
-        )
-        print(f"[{CONVERTER_NAME}] ready {glb_path}", flush=True)
-        return True
-    except Exception as exc:
-        write_json_atomic(
-            manifest_file,
-            {
-                **base_manifest,
-                "error": str(exc),
-                "message": "Failed to prepare GLB and component tree.",
-                "status": "failed",
-                "updatedAt": now_iso(),
-            },
-        )
-        print(f"[{CONVERTER_NAME}] failed {source_path}: {exc}", file=sys.stderr, flush=True)
-        return False
-
-
-def scan_once() -> int:
-    if not UPLOADS_DIR.exists():
-        print(f"[{CONVERTER_NAME}] uploads dir does not exist: {UPLOADS_DIR}", flush=True)
-        return 0
-
-    processed = 0
-    for source_path in sorted(UPLOADS_DIR.rglob("*")):
-        if not source_path.is_file():
-            continue
-        if source_path.suffix.lower() not in STEP_EXTENSIONS:
-            continue
-        if process_one(source_path):
-            processed += 1
-    return processed
-
-
-def main() -> None:
-    print(f"[{CONVERTER_NAME}] watching {UPLOADS_DIR}", flush=True)
-    while True:
-        scan_once()
-        if PROCESS_ONCE:
-            return
-        time.sleep(POLL_INTERVAL_SECONDS)
-
-
-if __name__ == "__main__":
-    main()

docker-compose.beam.yml

@@ -1,23 +0,0 @@
-services:
-  ndc-beam-viewer:
-    image: node:22-alpine
-    working_dir: /beam/server
-    command: node index.js
-    environment:
-      PORT: "8080"
-    ports:
-      - "8080:8080"
-    volumes:
-      - ./:/beam
-
-  nodedc-bim-converter:
-    build:
-      context: ./converter
-    image: nodedc/bim-converter:local
-    container_name: NodeDcBimConverter
-    platform: linux/amd64
-    environment:
-      NODEDC_BIM_CONVERTER_UPLOADS_DIR: /beam/uploads
-      NODEDC_BIM_CONVERTER_INTERVAL_SECONDS: "10"
-    volumes:
-      - ./server/data/uploads:/beam/uploads

frontend/dcViewer.css

@@ -73,21 +73,6 @@ body {
   overflow: hidden;
 }
 
-html,
-body,
-.viewer-wrapper,
-#viewerCanvas {
-  outline: none;
-}
-
-#viewerCanvas:focus,
-#viewerCanvas:focus-visible,
-.viewer-wrapper:focus,
-.viewer-wrapper:focus-visible {
-  outline: none;
-  box-shadow: none;
-}
-
 header {
   position: fixed;
   top: 10px;
@@ -591,52 +576,6 @@ header {
   margin-right: 6px;
 }
 
-.display-mode-panel {
-  margin-top: 10px;
-}
-
-.display-mode-title {
-  margin-bottom: 7px;
-  color: var(--muted);
-  font-size: 12px;
-  font-weight: 700;
-}
-
-.display-mode-buttons {
-  display: grid;
-  grid-template-columns: repeat(3, minmax(0, 1fr));
-  gap: 6px;
-}
-
-.display-mode-buttons button {
-  min-width: 0;
-  border: 1px solid var(--modal-border);
-  border-radius: 9px;
-  background: var(--modal-focus);
-  color: var(--muted);
-  cursor: pointer;
-  font: inherit;
-  font-size: 11px;
-  font-weight: 700;
-  line-height: 1;
-  outline: none;
-  padding: 8px 6px;
-  transition: background 120ms ease, border-color 120ms ease, color 120ms ease;
-}
-
-.display-mode-buttons button:hover,
-.display-mode-buttons button.active {
-  border-color: var(--accent);
-  background: color-mix(in srgb, var(--accent) 14%, var(--modal-focus));
-  color: var(--text);
-}
-
-.display-mode-buttons button:focus,
-.display-mode-buttons button:focus-visible {
-  outline: none;
-  box-shadow: none;
-}
-
 .examples-bar {
   position: fixed;
   left: 0;

frontend/dcViewer.js

@@ -35,8 +35,6 @@ const settingsButton = document.querySelector('[data-action="settings"]');
 const templatesButton = document.querySelector('[data-action="templates"]');
 const projectionToggle = document.querySelector('[data-action="projection"]');
 const treeContainer = document.getElementById("treeContainer");
-const displayModeControl = document.getElementById("displayModeControl");
-const displayModeButtons = document.querySelectorAll("[data-display-mode]");
 const logList = document.getElementById("logList");
 const loaderEl = document.getElementById("loader");
 const navCubeCanvas = document.getElementById("navCube");
@@ -164,7 +162,6 @@ let gizmo = null;
 const transformStore = {}; // modelId -> objectId -> {position, rotation, scale}
 const modelTypes = {}; // modelId -> normalized type
 const sceneModels = {}; // modelId -> SceneModel
-let activeDisplayMode = "source";
 let currentSelection = null; // { modelId, objectId }
 const customTrees = new Map(); // modelId -> element
 let navCubePlugin = null;
@@ -232,52 +229,6 @@ const updateProjectionButton = () => {
   }
 };
 
-const setDisplayModeButtonState = () => {
-  displayModeButtons.forEach((button) => {
-    button.classList.toggle("active", button.dataset.displayMode === activeDisplayMode);
-  });
-};
-
-const getDisplayModeColorize = (mode) => {
-  switch (mode) {
-    case "white":
-      return [1, 1, 1];
-    case "contrast":
-      return [0.78, 0.82, 1];
-    case "source":
-    default:
-      return null;
-  }
-};
-
-const applyDisplayModeToModel = (modelId) => {
-  const model = sceneModels[modelId] || viewer?.scene?.models?.[modelId];
-  if (!model) return;
-  const colorize = getDisplayModeColorize(activeDisplayMode);
-  const objects = Object.values(model.objects || {});
-  const targets = objects.length ? objects : [model];
-
-  targets.forEach((entity) => {
-    if (!entity) return;
-    try {
-      entity.colorize = colorize;
-      entity.opacity = 1;
-      if (activeDisplayMode !== "source") {
-        entity.edges = false;
-      }
-    } catch (err) {
-      console.warn("display mode update failed", err);
-    }
-  });
-
-  viewer?.scene?.glRedraw?.();
-};
-
-const applyDisplayMode = () => {
-  setDisplayModeButtonState();
-  Object.keys(sceneModels).forEach((modelId) => applyDisplayModeToModel(modelId));
-};
-
 const toggleProjection = () => {
   if (!viewer?.camera) return;
   const cam = viewer.camera;
@@ -707,23 +658,12 @@ const applyGlobalTarget = () => {
   });
 });
 
-const scheduleCameraRearm = () => {
+window.addEventListener("focus", () => {
   rearmCameraControl();
-  window.setTimeout(rearmCameraControl, 60);
-  window.setTimeout(rearmCameraControl, 220);
-};
+});
 
-window.addEventListener("blur", scheduleCameraRearm);
-window.addEventListener("focus", scheduleCameraRearm);
-window.addEventListener("pageshow", scheduleCameraRearm);
-window.addEventListener("pointerup", scheduleCameraRearm, true);
-window.addEventListener("mouseup", scheduleCameraRearm, true);
-window.addEventListener("touchend", scheduleCameraRearm, true);
-window.addEventListener("touchcancel", scheduleCameraRearm, true);
-document.addEventListener("visibilitychange", () => {
-  if (!document.hidden) {
-    scheduleCameraRearm();
-  }
+window.addEventListener("pointerup", () => {
+  rearmCameraControl();
 });
 
 const makeTranslationMat = (x, y, z) => {
@@ -1889,7 +1829,6 @@ const buildProjectSnapshot = async (name) => {
     transparent: !!toggleTransparent?.checked,
     edges: !!toggleEdges?.checked,
     addMode: !!addMode?.checked,
-    displayMode: activeDisplayMode,
     selection: {
       ids: lastSelection.ids || [],
       modelId: lastSelection.modelId || null,
@@ -1950,10 +1889,6 @@ const applyViewerState = (state) => {
   if (typeof state.addMode === "boolean" && addMode) {
     addMode.checked = state.addMode;
   }
-  if (typeof state.displayMode === "string") {
-    activeDisplayMode = state.displayMode;
-    applyDisplayMode();
-  }
   if (state.transforms && typeof state.transforms === "object") {
     Object.keys(transformStore).forEach((k) => delete transformStore[k]);
     Object.assign(transformStore, safeClone(state.transforms));
@@ -2132,8 +2067,8 @@ const initViewer = async () => {
   if (mainCanvas) {
     mainCanvas.addEventListener("pointerdown", () => {
       focusCanvasAndControls();
-    }, true);
-    mainCanvas.addEventListener("pointerenter", scheduleCameraRearm);
+      resetCameraControl();
+    });
   }
 
   rebuildNavCube(sdk);
@@ -2361,7 +2296,7 @@ const initViewer = async () => {
 
   const loadModel = (options) => {
     try {
-      const { type, url, name = "", replace = true, id: forcedId, meta, edges } = options;
+      const { type, url, name = "", replace = true, id: forcedId, meta } = options;
       const normalizedType = normalizeType(type, typeof url === "string" ? url : "");
       const inferredType = normalizedType || normalizeType(guessTypeFromName(typeof url === "string" ? url : ""));
       if (!inferredType || !acceptByType[inferredType]) {
@@ -2402,11 +2337,7 @@ const initViewer = async () => {
         blobUrls.push(blobUrl);
         srcToLoad = blobUrl;
       }
-      const loadOpts = {
-        id,
-        src: srcToLoad,
-        edges: edges ?? (inferredType === "gltf" ? false : toggleEdges.checked),
-      };
+      const loadOpts = { id, src: srcToLoad, edges: toggleEdges.checked };
       if (inferredType === "gltf") loadOpts.autoMetaModel = true;
       if (inferredType === "bim" || inferredType === "las") loadOpts.rotation = [-90, 0, 0];
       if (inferredType === "stl") loadOpts.smoothNormals = true;
@@ -2424,7 +2355,6 @@ const initViewer = async () => {
         setStatus(`Загружено: ${name || inferredType}`);
         dropZone.classList.add("hidden");
         setLoading(false);
-        applyDisplayModeToModel(id);
         updateNavCubeVisibility();
         updatePanelsVisibility();
         rearmCameraControl();
@@ -2484,35 +2414,6 @@ const initViewer = async () => {
     model.on("error", (err) => reject(new Error(err?.message || err)));
   });
 
-  const loadStartupModelFromQuery = () => {
-    const params = new URLSearchParams(window.location.search);
-    const src = params.get("url") || params.get("src");
-    if (!src) return;
-
-    const name = params.get("name") || src.split("/").pop() || "model";
-    const type = normalizeType(params.get("type"), src) || normalizeType(guessTypeFromName(name));
-    if (!type) {
-      showError("Не удалось определить формат модели из URL");
-      return;
-    }
-    if (params.has("displayMode")) {
-      activeDisplayMode = params.get("displayMode") || "source";
-      setDisplayModeButtonState();
-    }
-
-    loadModel({
-      type,
-      url: src,
-      name,
-      replace: params.get("replace") !== "false",
-      edges: params.has("edges") ? params.get("edges") !== "false" : undefined,
-      meta: {
-        label: name,
-        source: "query",
-      },
-    });
-  };
-
 const loadProjectSnapshot = async (project) => {
   if (!project) {
     throw new Error("Нет данных проекта");
@@ -2797,16 +2698,6 @@ const loadProjectSnapshot = async (project) => {
   rebuildNavCube(sdk);
   applyHighlightTheme();
   applyMeasureTheme();
-  if (displayModeControl) {
-    displayModeButtons.forEach((button) => {
-      button.addEventListener("click", () => {
-        activeDisplayMode = button.dataset.displayMode || "source";
-        applyDisplayMode();
-        focusCanvasAndControls();
-      });
-    });
-    setDisplayModeButtonState();
-  }
   loadProjectsList().catch(() => {
     templatesMenu?.setData({ templates: templateFallbacks, projects: [], error: "API недоступно" });
   });
@@ -3185,8 +3076,6 @@ const loadProjectSnapshot = async (project) => {
       onClose: () => {}
     });
   }
-
-  loadStartupModelFromQuery();
 };
 
   document.addEventListener("DOMContentLoaded", () => {

frontend/index.html

@@ -87,7 +87,7 @@
   <link rel="preconnect" href="https://fonts.googleapis.com">
   <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
   <link href="https://fonts.googleapis.com/css2?family=Manrope:wght@500;600;700&display=swap" rel="stylesheet">
-  <link rel="stylesheet" href="./dcViewer.css?v=4">
+  <link rel="stylesheet" href="./dcViewer.css?v=3">
 </head>
 <body>
   <header>
@@ -128,14 +128,6 @@
       <div class="panel-section">
         <h3>Инспектор</h3>
         <div id="treeContainer" class="tree"></div>
-        <div class="display-mode-panel" id="displayModeControl">
-          <div class="display-mode-title">Режим отображения</div>
-          <div class="display-mode-buttons">
-            <button type="button" data-display-mode="source" class="active">Исходный</button>
-            <button type="button" data-display-mode="white">Белый</button>
-            <button type="button" data-display-mode="contrast">Контраст</button>
-          </div>
-        </div>
       </div>
       <div class="panel-section" id="projectNameSection">
         <h3>Название проекта</h3>
@@ -231,6 +223,6 @@
   <input id="fileInput" class="hidden" type="file"
          accept=".xkt,.glb,.gltf,.bim,.las,.laz,.obj,.stl">
 
-  <script type="module" src="./dcViewer.js?v=4"></script>
+  <script type="module" src="./dcViewer.js"></script>
 </body>
 </html>

server/README.md

@@ -15,13 +15,5 @@ API:
 - `GET /api/projects[?type=project|template]` — укороченный список из `index.json`.
 - `GET /api/projects/:id` — полный JSON проекта.
 - `POST /api/projects` — создать проект, генерируется `id`, `createdAt`, `updatedAt`, сохраняется файл и обновляется индекс.
-- `POST /api/uploads?filename=<name>&projectId=<id>` — сохранить оригинальный файл модели в `server/data/uploads`.
-- `GET /api/conversions/status?src=<uploads/...>` — получить статус подготовки viewer-артефакта.
-  Для `.step/.stp` ответ помечается `conversion.status=conversion_required`: оригинал уже доступен для скачивания,
-  а preview должен появиться после работы `NodeDcBimConverter`, который готовит GLB и metadata/tree.
-
-Локальный Beam compose:
-- `docker compose -f docker-compose.beam.yml up ndc-beam-viewer`
-- `docker compose -f docker-compose.beam.yml up nodedc-bim-converter`
 
 Поле `ownerId` пока всегда `null`, но оставлено для будущих пользователей/шаринга.

server/index.js

@@ -34,19 +34,10 @@ const MIME_TYPES = {
     ".las": "application/octet-stream",
     ".laz": "application/octet-stream",
     ".bim": "application/octet-stream",
-    ".step": "application/octet-stream",
-    ".stp": "application/octet-stream",
     ".wasm": "application/wasm",
     ".txt": "text/plain"
 };
 
-const CONVERTIBLE_MODEL_FORMATS = new Map([
-    [".step", "step"],
-    [".stp", "step"]
-]);
-
-const nowIso = () => new Date().toISOString();
-
 const ensureStorage = async () => {
     await fs.mkdir(DATA_DIR, {recursive: true});
     await fs.mkdir(UPLOADS_DIR, {recursive: true});
@@ -195,54 +186,6 @@ const sanitizeFilename = (name, fallback) => {
     return safe || fallback;
 };
 
-const manifestPathForSource = (sourcePath) => path.join(path.dirname(sourcePath), `${path.basename(sourcePath)}.beam.json`);
-
-const srcFromUploadPath = (uploadPath) => {
-    const relative = path.relative(UPLOADS_DIR, uploadPath).replace(/\\/g, "/");
-    return path.join("uploads", relative).replace(/\\/g, "/");
-};
-
-const resolveUploadSrc = (src) => {
-    if (!src || typeof src !== "string") {
-        return null;
-    }
-    let value = src.trim();
-    if (!value) {
-        return null;
-    }
-    try {
-        if (/^https?:\/\//i.test(value)) {
-            const parsed = new URL(value);
-            value = parsed.pathname;
-        }
-    } catch (_) {
-        return null;
-    }
-    value = value.replace(/^\/+/, "");
-    if (!value.startsWith("uploads/")) {
-        return null;
-    }
-    const relative = value.slice("uploads/".length);
-    const resolved = path.resolve(UPLOADS_DIR, relative);
-    if (!resolved.startsWith(UPLOADS_DIR)) {
-        return null;
-    }
-    return resolved;
-};
-
-const readJSONFile = async (filePath) => {
-    try {
-        const raw = await fs.readFile(filePath, "utf8");
-        return JSON.parse(raw);
-    } catch (_) {
-        return null;
-    }
-};
-
-const writeJSONFile = async (filePath, payload) => {
-    await fs.writeFile(filePath, JSON.stringify(payload, null, 2), "utf8");
-};
-
 const processUploads = async (project) => {
     if (!Array.isArray(project.models)) {
         return;
@@ -289,64 +232,9 @@ const handleRawUpload = async (req, res, url) => {
         return;
     }
     const src = path.join("uploads", uploadId, safeName).replace(/\\/g, "/");
-    const sourceFormat = CONVERTIBLE_MODEL_FORMATS.get(path.extname(safeName).toLowerCase());
-    if (sourceFormat) {
-        const conversion = {
-            componentTreeRequired: true,
-            message: "Original STEP uploaded. GLB/component tree is waiting for NodeDcBimConverter.",
-            sourceFormat,
-            sourceSrc: src,
-            status: "conversion_required",
-            targetFormat: "glb",
-            updatedAt: nowIso()
-        };
-        await writeJSONFile(manifestPathForSource(targetPath), conversion);
-        sendJSON(res, 201, {
-            src,
-            conversion
-        });
-        return;
-    }
     sendJSON(res, 201, {src});
 };
 
-const handleConversionStatus = async (res, searchParams) => {
-    const sourcePath = resolveUploadSrc(searchParams.get("src"));
-    if (!sourcePath) {
-        sendText(res, 400, "Invalid source path");
-        return;
-    }
-    if (!existsSync(sourcePath)) {
-        sendText(res, 404, "Source file not found");
-        return;
-    }
-
-    const sourceFormat = CONVERTIBLE_MODEL_FORMATS.get(path.extname(sourcePath).toLowerCase());
-    if (!sourceFormat) {
-        sendJSON(res, 200, {
-            sourceSrc: srcFromUploadPath(sourcePath),
-            status: "ready"
-        });
-        return;
-    }
-
-    const manifest = await readJSONFile(manifestPathForSource(sourcePath));
-    if (!manifest) {
-        sendJSON(res, 200, {
-            componentTreeRequired: true,
-            message: "GLB/component tree is waiting for NodeDcBimConverter.",
-            sourceFormat,
-            sourceSrc: srcFromUploadPath(sourcePath),
-            status: "conversion_required",
-            targetFormat: "glb",
-            updatedAt: nowIso()
-        });
-        return;
-    }
-
-    sendJSON(res, 200, manifest);
-};
-
 const buildProjectPayload = (body) => {
     const now = new Date().toISOString();
     const id = `proj_${crypto.randomUUID ? crypto.randomUUID() : Math.random().toString(36).slice(2)}`;
@@ -630,10 +518,6 @@ const requestHandler = async (req, res) => {
         return handleRawUpload(req, res, url);
     }
 
-    if (req.method === "GET" && url.pathname === "/api/conversions/status") {
-        return handleConversionStatus(res, url.searchParams);
-    }
-
     await serveStatic(req, res, url);
 };