tree a055a8a2a576ba882f61f4072120ac2021a94716
parent d1116fa9e9dce90556f8db973ba42b246eb633f5
author Nicolas Capens <nicolas.capens@gmail.com> 1656737960 -0400
committer Nicolas Capens <nicolascapens@google.com> 1657047399 +0000

Compute vertex clip flags using scalable SIMD

Previously SignMask() and lookup tables were used to pack four bytes of
clip flags into a 23-bit integer. This approach doesn't scale well to
wider SIMD. The new code is simpler and width agnostic.

Bug: b/237494823
Change-Id: I7e56ec189eb83e0a964e08f35b8aca2e16566faa
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/66869
Tested-by: Nicolas Capens <nicolascapens@google.com>
Reviewed-by: Sean Risser <srisser@google.com>
Kokoro-Result: kokoro <noreply+kokoro@google.com>