PeakFilter

Post-processing filters for PEAK. Turn the game into hand-drawn art, cel shading, toon color blocks, storybook art, paper comics, painterly art, cinematic color grades, horror mood grading, pixel art, and other stylized looks.

Press F3 to open the in-game panel.

Filters

Category	Filters
Line Art	Ink Sketch, Pencil Lines, Storybook, Watercolor
Toon Comic	Cel Toon, Toon Blocks, Comic Panels, Paper Comic, Wasteland
Illustration	Paper Cut, Painterly
Film Grade	Adventure Pop, Ember Film, Neon Punk
FX Vision	Pixel Retro, CRT Retro, Dark Horror, Thermal View

Each filter has its own adjustable parameters. Tweak them in-game and settings save automatically.

Controls

F3 - Open/close the filter panel
Theme icon button - Cycle Colorful, Black, White, and Transparent panel themes
Click outside the panel - Close it
Panel is draggable and works without pausing the game

Features

18 filter styles with adjustable intensity and per-filter parameters
In-game UI panel without config file editing
Four saved UI panel themes: Colorful, Black, White, and Transparent
Auto-detects game language, using Chinese for Chinese and English for other languages
Settings persist to config file on close
Harmony patch prevents cursor lock while panel is open

Notes

Shader asset bundle must be present for filters to work
If you get a black screen, make sure the shader bundle file is in the right place