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Snicket: Query-Driven Distributed Tracing — Princeton University
https://collaborate.princeton.edu/en/publications/snicket-query-driven-distributed-tracing
Distributed tracing has emerged as an important debugging tool for such microservice-based applications. Distributed tracing follows the journey of a user request from its starting point at the application's front-end, through RPC calls made by the front-end to different microservices recursively, all the way until a response is constructed and ...
Ray Tracing | NVIDIA Developer
https://developer.nvidia.com/discover/ray-tracing
Ray Tracing Fundamentals. Ray casting is the process in a ray tracing algorithm that shoots one or more rays from the camera (eye position) through each pixel in an image plane, and then tests to see if the rays intersect any primitives (triangles) in the scene. If a ray passing through a pixel and out into the 3D scene hits a primitive, then the distance along the ray from the origin …
DirectX Raytracing (DXR) Functional Spec | DirectX-Specs
https://microsoft.github.io/DirectX-Specs/d3d/Raytracing.html
One simple scenario for inline raytracing is tracing rays with the RayQuery object initialized with template flags: RAY_FLAG_CULL_NON_OPAQUE | RAY_FLAG_SKIP_PROCEDURAL_PRIMITIVES | RAY_FLAG_ACCEPT_FIRST_HIT_AND_END_SEARCH, using an acceleration structure with only …
Direct3D 12 raytracing samples - Code Samples
https://docs.microsoft.com/en-us/samples/microsoft/directx-graphics-samples/d3d12-raytracing-samples-win32/
Ray tracing (graphics) - Wikipedia
https://en.wikipedia.org/wiki/Ray_tracing_(graphics)
In 3D computer graphics, ray tracing is a technique for modeling light transport for use in a wide variety of rendering algorithms for generating digital images.. On a spectrum of computational cost and visual fidelity, ray tracing-based rendering techniques from ray casting, recursive ray tracing, distribution ray tracing, photon mapping to path tracing are generally slower and …
Snicket: Query-Driven Distributed Tracing
https://people.cs.rutgers.edu/~sn624/papers/snicket-hotnets21.pdf
and can update queries fast enough for interactive use. ACM Reference Format: Jessica Berg, Fabian Ruffy, Khanh Nguyen, Nicholas Yang, Taegyun Kim, Anirudh Sivaraman, Ravi Netravali, Srinivas Narayana. 2021. Snicket: Query-Driven Distributed Tracing. . In The Twentieth ACM Permission to make digital or hard copies of all or part of this work for
VK_KHR_ray_query(3) - Khronos Group
https://www.khronos.org/registry/vulkan/specs/1.3-extensions/man/html/VK_KHR_ray_query.html
Description. Rasterization has been the dominant method to produce interactive graphics, but increasing performance of graphics hardware has made ray tracing a viable option for interactive rendering. Being able to integrate ray tracing with traditional rasterization makes it easier for applications to incrementally add ray traced effects to existing applications or to do …
Geometric Queries for Ray Tracing
https://viterbi-web.usc.edu/~jbarbic/cs420-s14/lec16-geometric-queries/16-geometric-queries.pdf
• Ray in parametric form – Origin p 0 = [x 0 y 0 z 0]T – Direction d = [x d y d z d]T – Assume d is normalized (x d 2 + y d 2 + z d 2 = 1) – Ray p(t) = p 0 + d t for t > 0 • Surface in parametric form – Point q = g(u, v), possible bounds on u, v – Solve p + d t = g(u, v) – Three equations in three unknowns (t, u, v)
•Necessary in ray tracing Geometric Queries for Ray Tracing
https://viterbi-web.usc.edu/~jbarbic/cs420-s22/16-geometric-queries/16-geometric-queries-6up.pdf
Ray-Sphere Intersection I •Common and easy case •Define sphere by –Center c= [x cy cz c]T –Radius r –Surface f(q) = (x –x c)2+ (y –y c)2+ (z –z c)2–r2= 0 •Plug in ray equations for x, y, z: •And we obtain a scalar equation for t: 6 Ray-Sphere Intersection II •Simplify to •Solve to obtain t0and t1 where Check if t 0, t 1> 0 (ray) Return min(t 0, t 1)
Snicket: Query-Driven Distributed Tracing (Journal Article) | DOE …
https://par.nsf.gov/biblio/10316153-snicket-query-driven-distributed-tracing
This content will become publicly available on November 4, 2022. Snicket: Query-Driven Distributed Tracing
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