tree 9a8031e7685c43858d394bd6bc3d72fbcf038a42
parent 90c0551ca547914f96b32d50bba9c2126b45be41
author Sean Risser <srisser@google.com> 1622145492 -0400
committer swiftshader-scoped@luci-project-accounts.iam.gserviceaccount.com <swiftshader-scoped@luci-project-accounts.iam.gserviceaccount.com> 1622648063 +0000

Pass unclamped fragcoord.z to shader

The Vulkan spec is being clarified to explain that the FragCoord passed
to a shader should use the unclamped depth value and that only the depth
test and depth write should use clamped values.

Bug: b/184063472
Change-Id: Ic76c13512745abea2181475eff5147134a1bf147
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/54668
Kokoro-Result: kokoro <noreply+kokoro@google.com>
Tested-by: Sean Risser <srisser@google.com>
Reviewed-by: Alexis Hétu <sugoi@google.com>
Reviewed-by: Nicolas Capens <nicolascapens@google.com>
Commit-Queue: Sean Risser <srisser@google.com>