---
title: "glMaterialfv(_:_:_:)"
framework: OpenGL ES
role: symbol
role_heading: Function
platforms: [iOS 2.0+, iPadOS 2.0+, Mac Catalyst 2.0+, tvOS 9.0+]
path: "opengles/glmaterialfv(_:_:_:)"
---

# glMaterialfv(_:_:_:)

## Declaration

```swift
func glMaterialfv(_ face: GLenum, _ pname: GLenum, _ params: UnsafePointer<GLfloat>!)
```