added update_dng_snapshots.py to build snapshots for assetViewer (dng-based render mode)

Author: NicSavichev

prog/tools/update_dng_snapshots.py

@@ -0,0 +1,67 @@
+#!/usr/bin/env python3
+# DEP_DOMAIN outerSpace/prog
+import os
+import sys
+import argparse
+import subprocess
+import shutil
+from pathlib import Path
+
+DAGOR_ROOT_FOLDER = Path(__file__).resolve().parents[2]
+
+def parse_args():
+  parser = argparse.ArgumentParser()
+  parser.add_argument("--no-cvs-update", action="store_true", help="Skip CVS update, only copy files")
+  return parser.parse_args()
+
+def update_and_copy(src, dst, skip_cvs_update=False):
+  if not skip_cvs_update:
+    prev_cwd = os.getcwd()
+    os.chdir(str(src.parent))
+    print(f"cvs -q update -C {src.name}")
+    subprocess.run(["cvs", "update", "-C", src.name], check=True)
+    os.chdir(prev_cwd)
+
+  # copy file
+  try:
+    shutil.copy2(src, dst / src.name)
+    print(f"Copied: {src.name} -> {dst / src.name}")
+  except OSError as e:
+    print(f"ERROR: Failed to copy {src}: {e}")
+
+def update_dng_snapshot(project_root, game_folder, vromfs_list, skip_cvs_update=False):
+  dst = Path(project_root) / "tools" / "snapshot"
+  shaders = Path(project_root) / game_folder / "compiledShaders" / "game.ps50.shdump.bin"
+  tool_scripts_dir = Path(project_root) / "prog" / "tools"
+  game_folder_abs = DAGOR_ROOT_FOLDER / project_root / game_folder
+
+  print(f'\nUpdating DNG snapshot for "{project_root}"...')
+  os.chdir(str(DAGOR_ROOT_FOLDER))
+  dst.mkdir(parents=True, exist_ok=True)
+
+  # shaders
+  update_and_copy(shaders, dst, skip_cvs_update)
+
+  # vfsroms
+  for src in vromfs_list:
+    src = Path(src)
+    if src.name.startswith(".#"):
+      continue
+    subdir_dst = dst / src.parent.relative_to(game_folder_abs)
+    subdir_dst.mkdir(parents=True, exist_ok=True)
+    update_and_copy(src, subdir_dst, skip_cvs_update)
+
+  # scripts
+  for f in tool_scripts_dir.glob("*.das"):
+    update_and_copy(f, dst, True)
+
+if __name__ == "__main__":
+  args = parse_args()
+
+  project_list = [
+    "outerSpace",
+    "samples/dngSceneViewer"
+  ]
+  for project in project_list:
+    script = DAGOR_ROOT_FOLDER / project / "prog" / "tools" / "update_snapshot.py"
+    subprocess.run([sys.executable, str(script)] + sys.argv[1:], check=True)