Inventor

MCALLISTER DAVID KIRK

US24 patents

⚠️ This page may combine multiple inventors who share the name “MCALLISTER DAVID KIRK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MCALLISTER DAVID KIRK

QUALCOMM INC

Storage of levels for bottom level bounding volume hierarchy

Generation of tight world space bounding regions

Bounding volume hierarchy (BVH) widening based on node compressibility

Generation of tight world space bounding regions

Accelerated bounding volume hierarchy (BVH) traversal for shadow rays

Bounding volume hierarchy leaf node compression

Ray tracing processor

Leaf node compression with compressibility prediction

Compressed traversal stack for GPU ray tracing

Compressed THIT stack for hardware-accelerated GPU ray tracing

MCALLISTER DAVID KIRK

Threshold-based lossy reduction color compression

Zero-bandwidth clears

Selecting and representing multiple compression methods

Partial coverage layers for color compression

Index-based zero-bandwidth clears

NVIDIA CORP

System and method for packing data in different formats in a tiled graphics memory

Apparatus, method, and system for coalesced Z data and color data for raster operations

Variable-width differential memory compression

Apparatus, method, and system for coalesced Z data and color data for raster operations

Alternate reduction ratios and threshold mechanisms for framebuffer compression

GLASCO DAVID B

Compression status caching

PHILLIPS MICHAEL ROBERT

System, method, and computer program product for performing shadowing utilizing shadow maps and ray tracing

ADVANCED MICRO DEVICES INC

Bounding volume hierarchy leaf node compression

BITTEL DONALD A

System and method for packing data in different formats in a tiled graphics memory