palette | BgrColor[] | 6-color built-in | Bottom brush color strip |
colorBaseOpacity | number | 0.88 | Base color opacity |
lLightOpacity | number | 0.50 | L-channel overlay intensity |
textureOpacity | number | 0.85 | High-frequency texture overlay intensity (stronger texture preservation) |
lLowBlurKernel | number | 7 | Low-frequency Gaussian kernel (odd number) |
lLowContrast | number | 1.15 | Low-frequency contrast |
lLowBrightness | number | 0.9 | Low-frequency brightness |
lHighGain | number | 1.22 | High-frequency gain |
maskFeatherColor | number | 1.6 | Paint edge feathering (color) — soft-edge alpha radius, in pixels |
maskFeatherTexture | number | 0.9 | Paint edge feathering (texture) — reserved/auxiliary |
regionOverlayFill | string | rgba(20,120,235,0.58) | Dashed line / highlight fill color |
regionOutlineStrokeWidth | number | 4 | Dashed outline stroke width |