Differentiable Rendering of Neural SDFs through Reparameterization

no code implementations • 10 Jun 2022 • Sai Praveen Bangaru, Michaël Gharbi, Tzu-Mao Li, Fujun Luan, Kalyan Sunkavalli, Miloš Hašan, Sai Bi, Zexiang Xu, Gilbert Bernstein, Frédo Durand

Our method leverages the distance to surface encoded in an SDF and uses quadrature on sphere tracer points to compute this warping function.

Inverse Rendering

Opt: A Domain Specific Language for Non-linear Least Squares Optimization in Graphics and Imaging

no code implementations • 22 Apr 2016 • Zachary DeVito, Michael Mara, Michael Zollhöfer, Gilbert Bernstein, Jonathan Ragan-Kelley, Christian Theobalt, Pat Hanrahan, Matthew Fisher, Matthias Nießner

Many graphics and vision problems can be expressed as non-linear least squares optimizations of objective functions over visual data, such as images and meshes.