fix a bug for validation during training

monocon/mmdet3d/models/dense_heads/monocon_head.py

@@ -27,7 +27,7 @@ class MonoConHead(nn.Module):
                  num_alpha_bins=12,
                  max_objs=30,
                  vector_regression_level=1,
-                 pred_bbox2d=False,
+                 pred_bbox2d=True,
                  loss_center_heatmap=None,
                  loss_wh=None,
                  loss_offset=None,

monocon/mmdet3d/models/dense_heads/monocon_head_inference.py

@@ -23,6 +23,7 @@ class MonoConHeadInference(MonoConHead):
     def __init__(self,
                  *args, **kwargs):
         super(MonoConHeadInference, self).__init__(*args, **kwargs)
+	self.pred_bbox2d = False
         self.wh_head = None
         self.offset_head = None
         self.kpt_heatmap_head = None