vignette

Virtual lighting effect. Will darken or tint the edges of the screen to other colors, can be used to simulate some of Arcaea’s anomaly effect.

Parameters

• color（颜色，默认黑色 [r, g, b, a]）：边缘的颜色；
• extend (float, default value: 0.25, range: 0-1): The extension from the edge, the larger the value, the more black parts.
• radius (float, default value: 15.0): Size of central light, the smaller the value, the greater the range affacted.