otthorn/nerf-pytorch
1
0
Fork 0
Code Issues Pull requests Releases Wiki Activity

Minor bugfix in sample_pdf

Browse source
This commit is contained in:
Krishna Murthy 2020-04-14 14:52:54 -04:00 committed by GitHub
parent f913df5946
commit 581ea38d78
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
1 changed files with 2 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
run_nerf_helpers.py
View file

@ -225,7 +225,7 @@ def sample_pdf(bins, weights, N_samples, det=False, pytest=False):
u = u.contiguous() u = u.contiguous()
inds = searchsorted(cdf, u, side='right') inds = searchsorted(cdf, u, side='right')
below = torch.max(torch.zeros_like(inds-1), inds-1) below = torch.max(torch.zeros_like(inds-1), inds-1)
above = torch.min(cdf.shape[-1]-1 * torch.ones_like(inds), inds) above = torch.min((cdf.shape[-1]-1) * torch.ones_like(inds), inds)
inds_g = torch.stack([below, above], -1) # (batch, N_samples, 2) inds_g = torch.stack([below, above], -1) # (batch, N_samples, 2)
# cdf_g = tf.gather(cdf, inds_g, axis=-1, batch_dims=len(inds_g.shape)-2) # cdf_g = tf.gather(cdf, inds_g, axis=-1, batch_dims=len(inds_g.shape)-2)