18372783. TEMPORAL DATA STRUCTURES IN A RAY TRACING ARCHITECTURE simplified abstract (Intel Corporation)

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TEMPORAL DATA STRUCTURES IN A RAY TRACING ARCHITECTURE

Organization Name

Intel Corporation

Inventor(s)

Sven Woop of Völklingen (DE)

Attila Afra of Satu Mare (SE)

Carsten Benthin of Voelklingen (DE)

Ingo Wald of Salt Lake City UT (US)

Johannes Guenther of Munich (DE)

TEMPORAL DATA STRUCTURES IN A RAY TRACING ARCHITECTURE - A simplified explanation of the abstract

This abstract first appeared for US patent application 18372783 titled 'TEMPORAL DATA STRUCTURES IN A RAY TRACING ARCHITECTURE

Simplified Explanation

The graphics processing apparatus described in the abstract is designed to analyze input primitives and generate a bounding volume hierarchy (BVH) that includes spatial, temporal, and spatial-temporal components. The BVH is then used to traverse rays through the hierarchy.

  • Bounding volume hierarchy (BVH) construction circuitry performs spatial and temporal analysis on input primitives to create a hierarchical BVH structure.
  • The BVH includes spatial nodes with children, bounding them using spatial bounds, temporal nodes with children, bounding them using temporal bounds, and spatial-temporal nodes with children, bounding them using both spatial and temporal bounds.
  • Ray traversal/intersection circuitry is used to navigate rays through the BVH based on the spatial and temporal components.

Potential Applications

The technology described in this patent application could be applied in various fields such as:

  • Computer graphics rendering
  • Virtual reality and augmented reality systems
  • Collision detection algorithms

Problems Solved

This technology addresses the following issues:

  • Efficient spatial and temporal analysis of input primitives
  • Optimized ray traversal through complex graphics scenes
  • Improved performance in rendering and simulation applications

Benefits

The benefits of this technology include:

  • Faster rendering times
  • Enhanced realism in virtual environments
  • More accurate collision detection in interactive applications

Potential Commercial Applications

The potential commercial applications of this technology could include:

  • Video game development
  • Animation studios
  • Architectural visualization software

Unanswered Questions

How does this technology compare to existing BVH construction methods?

This technology appears to offer a more comprehensive approach by incorporating both spatial and temporal components in the BVH. However, a direct comparison with existing methods would provide more insights into its advantages.

Are there any limitations or constraints in the implementation of this technology?

It would be helpful to know if there are any specific hardware requirements or computational limitations when implementing this graphics processing apparatus. Understanding these constraints could guide developers in optimizing their applications.


Original Abstract Submitted

A graphics processing apparatus comprising bounding volume hierarchy (BVH) construction circuitry to perform a spatial analysis and temporal analysis related to a plurality of input primitives and responsively generate a BVH comprising spatial, temporal, and spatial-temporal components that are hierarchically arranged, wherein the spatial components include a plurality of spatial nodes with children, the spatial nodes bounding the children using spatial bounds, and the temporal components comprise temporal nodes with children, the temporal nodes bounding their children using temporal bounds and the spatial-temporal components comprise spatial-temporal nodes with children, the spatial-temporal nodes bounding their children using spatial and temporal bounds; and ray traversal/intersection circuitry to traverse a ray or a set of rays through the BVH in accordance with the spatial and temporal components.