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Fix slow training issue when using mask (#1114)

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Tao 2022-12-14 02:16:34 +08:00 committed by GitHub
parent 98f13cbed4
commit 1a70665e76
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nerfstudio/data/pixel_samplers.py
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@ -38,7 +38,7 @@ def collate_image_dataset_batch(batch: Dict, num_rays_per_batch: int, keep_full_
# only sample within the mask, if the mask is in the batch
if "mask" in batch:
nonzero_indices = torch.nonzero(batch["mask"][..., 0].to(device), as_tuple=False)
nonzero_indices = torch.nonzero(batch["mask"][..., 0], as_tuple=False)
chosen_indices = random.sample(range(len(nonzero_indices)), k=num_rays_per_batch)
indices = nonzero_indices[chosen_indices]
else: