---
title: "glUniform3fv(_:_:_:)"
framework: OpenGL ES
role: symbol
role_heading: Function
platforms: [iOS 3.0+, iPadOS 3.0+, Mac Catalyst 3.0+, tvOS 9.0+]
path: "opengles/gluniform3fv(_:_:_:)"
---

# glUniform3fv(_:_:_:)

## Declaration

```swift
func glUniform3fv(_ location: GLint, _ count: GLsizei, _ v: UnsafePointer<GLfloat>!)
```