workshop rework

tools/ue_bootstrap.py

@@ -0,0 +1,38 @@
+"""Entry point for -ExecutePythonScript; preserve the editor until MRQ finishes."""
+import json
+import os
+from pathlib import Path
+import runpy
+import sys
+import traceback
+
+import unreal
+
+root = Path(__file__).resolve().parents[1]
+sys.path.insert(0, str(root / "Content/Python"))
+from ue_workshop.progress import report
+
+try:
+    unreal.EditorPythonScripting.set_keep_python_script_alive(True)
+    report("preparing")
+    namespace = runpy.run_path(os.environ["WORKSHOP_SCRIPT"], run_name="__main__")
+    from ue_workshop import render
+    if not render.is_rendering() and (os.environ.get("WORKSHOP_RENDER") == "1" or
+                                     os.environ.get("WORKSHOP_SINGLE_FRAME")):
+        if "shot" not in namespace:
+            raise RuntimeError("Opcja --render wymaga zmiennej shot w skrypcie.")
+        frame = os.environ.get("WORKSHOP_SINGLE_FRAME")
+        renderer = namespace.get("renderer") or render.Renderer()
+        renderer.render(namespace["shot"], single_frame=int(frame) if frame else None)
+    if not render.is_rendering():
+        render._write_status({"success": True, "state": "script_finished"})
+        report("closing")
+        unreal.EditorPythonScripting.set_keep_python_script_alive(False)
+except Exception:
+    error = traceback.format_exc()
+    unreal.log_error(error)
+    status = os.environ.get("WORKSHOP_STATUS")
+    if status:
+        Path(status).write_text(json.dumps({"success": False, "error": error}), encoding="utf-8")
+    report("closing")
+    unreal.EditorPythonScripting.set_keep_python_script_alive(False)