fix(cnn_v3): blender_export discard dir next to --output, not in /tmp

1 files changed, 3 insertions, 3 deletions

diff --git a/cnn_v3/training/blender_export.py b/cnn_v3/training/blender_export.py
index 345f395..16fe28f 100644
--- a/cnn_v3/training/blender_export.py
+++ b/cnn_v3/training/blender_export.py
@@ -30,7 +30,6 @@ import os
 import sys
 import argparse
 import shutil
-import tempfile
 
 import bpy
 
@@ -110,8 +109,9 @@ def configure_scene(args):
     scene = bpy.context.scene
     scene.render.engine = "CYCLES"
     # Suppress default PNG output — all passes are captured via compositor File Output node.
-    # Redirect to a temp dir; files are cleaned up after render (see main()).
-    _discard_dir = tempfile.mkdtemp(prefix="blender_export_discard_")
+    # Redirect to a tmp/ subdir next to --output; cleaned up after render (see main()).
+    _discard_dir = os.path.join(os.path.abspath(args.output), "tmp")
+    os.makedirs(_discard_dir, exist_ok=True)
     scene.render.filepath = _discard_dir + os.sep
     scene.render.resolution_x = args.width
     scene.render.resolution_y = args.height