---
title: Gradient Filters
framework: coreimage
role: collectionGroup
role_heading: API Collection
path: coreimage/gradient-filters
---

# Gradient Filters

Generate linear and radial gradients.

## Topics

### Filters

- [gaussianGradient()](coreimage/cifilter-swift.class/gaussiangradient().md)
- [hueSaturationValueGradient()](coreimage/cifilter-swift.class/huesaturationvaluegradient().md)
- [linearGradient()](coreimage/cifilter-swift.class/lineargradient().md)
- [radialGradient()](coreimage/cifilter-swift.class/radialgradient().md)
- [smoothLinearGradient()](coreimage/cifilter-swift.class/smoothlineargradient().md)

### Protocols

- [CIGaussianGradient](coreimage/cigaussiangradient.md)
- [CIHueSaturationValueGradient](coreimage/cihuesaturationvaluegradient.md)
- [CILinearGradient](coreimage/cilineargradient.md)
- [CIRadialGradient](coreimage/ciradialgradient.md)
- [CISmoothLinearGradient](coreimage/cismoothlineargradient.md)

## See Also

### Filter Catalog

- [Blur Filters](coreimage/blur-filters.md)
- [Color Adjustment Filters](coreimage/color-adjustment-filters.md)
- [Color Effect Filters](coreimage/color-effect-filters.md)
- [Composite Operations](coreimage/composite-operations.md)
- [Convolution Filters](coreimage/convolution-filters.md)
- [Distortion Filters](coreimage/distortion-filters.md)
- [Generator Filters](coreimage/generator-filters.md)
- [Geometry Adjustment Filters](coreimage/geometry-adjustment-filters.md)
- [Halftone Effect Filters](coreimage/halftone-effect-filters.md)
- [Reduction Filters](coreimage/reduction-filters.md)
- [Sharpening Filters](coreimage/sharpening-filters.md)
- [Stylizing Filters](coreimage/stylizing-filters.md)
- [Tile Effect Filters](coreimage/tile-effect-filters.md)
- [Transition Filters](coreimage/transition-filters.md)