Use local Python renderer for previews

build/scripts/render_client_items.py

@@ -2,29 +2,33 @@
 from __future__ import annotations
 
 import argparse
-import os
 import subprocess
+import sys
 from pathlib import Path
 
 
 def main() -> int:
-    parser = argparse.ArgumentParser(description="Render renameable item previews with the Minecraft client.")
+    parser = argparse.ArgumentParser(description="Render renameable item previews from resource pack model JSON.")
     parser.add_argument("--manifest", default="build/renameable-items.json", help="Path to the generated manifest")
     parser.add_argument("--pack-root", default="resourcepack", help="Path to the resource pack root")
     parser.add_argument("--output-dir", default="build", help="Directory where renders should be written")
     args = parser.parse_args()
 
     repo_root = Path(__file__).resolve().parents[2]
-    client_renderer = repo_root / "build" / "client-renderer"
+    renderer_script = repo_root / "build" / "scripts" / "render_models.py"
 
-    env = os.environ.copy()
-    env["RENDER_MANIFEST"] = str((repo_root / args.manifest).resolve())
-    env["RENDER_OUTPUT_DIR"] = str((repo_root / args.output_dir).resolve())
-    env["RENDER_PACK_ROOT"] = str((repo_root / args.pack_root).resolve())
+    command = [
+        sys.executable,
+        str(renderer_script),
+        "--manifest",
+        str((repo_root / args.manifest).resolve()),
+        "--pack-root",
+        str((repo_root / args.pack_root).resolve()),
+        "--output-dir",
+        str((repo_root / args.output_dir).resolve()),
+    ]
 
-    command = ["gradle", "-p", str(client_renderer), "runClient", "--no-daemon"]
-
-    completed = subprocess.run(command, cwd=repo_root, env=env)
+    completed = subprocess.run(command, cwd=repo_root)
 
     return completed.returncode