Skip to content

apply inverse gamma to segment brightness for better color preservation #5343

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
DedeHai merged 2 commits into from
Feb 4, 2026
Merged

apply inverse gamma to segment brightness for better color preservation #5343

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
8650372
apply inverse gamma to segment brightness for better color preservation
DedeHai Feb 3, 2026
6a70455
add PR reference
DedeHai Feb 3, 2026
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 wled00/FX_fcn.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -1384,6 +1384,7 @@ void WS2812FX::blendSegment(const Segment &topSegment) const {
const unsigned progInv = 0xFFFFU - progress;
uint8_t opacity = topSegment.currentBri(); // returns transitioned opacity for style FADE
uint8_t cct = topSegment.currentCCT();
if (gammaCorrectCol) opacity = gamma8inv(opacity); // use inverse gamma on brightness for correct color scaling after gamma correction (see #5343 for details)

Segment::setClippingRect(0, 0); // disable clipping by default

Expand Down