Skip to content

Fix alpha not having TAA applied to it. #2069

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 2 commits into from
Oct 1, 2020
Merged

Fix alpha not having TAA applied to it. #2069

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
32a7bb1
TAA'd alpha was never output
FrancescoC-unity Oct 1, 2020
75fcc83
Changelog
FrancescoC-unity Oct 1, 2020
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
1 change: 1 addition & 0 deletions com.unity.render-pipelines.high-definition/CHANGELOG.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -115,6 +115,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
- Fixed a warning in materialevalulation
- Fixed an error when building the player.
- Fixed issue with box light not visible if range is below one and range attenuation is off.
- Fixed alpha not having TAA applied to it.

### Changed
- Preparation pass for RTSSShadows to be supported by render graph.
Expand Down
4 changes: 4 additions & 0 deletions ...nder-pipelines.high-definition/Runtime/PostProcessing/Shaders/TemporalAntiAliasing.shader
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -235,6 +235,10 @@ Shader "Hidden/HDRP/TemporalAA"

color.xyz = ConvertToOutputSpace(finalColor.xyz);
color.xyz = clamp(color.xyz, 0, CLAMP_MAX);
#if defined(ENABLE_ALPHA)
// Set output alpha to the antialiased alpha.
color.w = filteredColor.w;
#endif

_OutputHistoryTexture[COORD_TEXTURE2D_X(input.positionCS.xy)] = color.CTYPE_SWIZZLE;
outColor = color.CTYPE_SWIZZLE;
Expand Down