Log a value of some diagnostic Call this once for each diagnostic quantity, each iteration If called many times, last value w

Write the sequence of args, with no separators, to the console and output files (if you've configured an output file). level:

Read and unpack the next bytes from a binary file. :param fid: :param num_bytes: Sum of combination of {2, 4, 8}, e.g. 2, 6, 16, 30, etc.

Write a dictionary to file :param key_values: :param key_excluded: :param step:

Write all of the diagnostics from the current iteration

Normalization helper function.

Write the sequence of args, with no separators, to the console and output files (if you've configured an output file). Using

Save an image (probably RGB) in [0, 1] to disk as a uint8 PNG.

closes the file

reconstruct radiance field given cameras

Pad [..., 3, 4] pose matrices with a homogeneous bottom row [0,0,0,1].

Solve KKT equations for the affine step

Inefficient iterative refinement.

Configure the current logger. :param folder: the save location :param format_strings: the output logging format :return: The logger o

Evaluate spherical harmonics at unit directions using hardcoded SH polynomials. Works with torch/np/jnp. ... Can be 0 or more batch d

Factor the U22 block that we can only do after we know D.

Calculate nearest point to all focal axes in poses.

Load an image and cast to float32.

r"""Multiply two quaternions `q1`, `q2`. Args: q1 (torch.Tensor): First quaternion (shape: :math:`(4)`) (Assumes (r, i, j, k)

r"""Converts a quaternion to a :math:`3 \times 3` rotation matrix. Args: quaternion (torch.Tensor): Quaternion to convert (shape: :math:`