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

# glGetActiveUniform(_:_:_:_:_:_:_:)

## Declaration

```swift
func glGetActiveUniform(_ program: GLuint, _ index: GLuint, _ bufsize: GLsizei, _ length: UnsafeMutablePointer<GLsizei>!, _ size: UnsafeMutablePointer<GLint>!, _ type: UnsafeMutablePointer<GLenum>!, _ name: UnsafeMutablePointer<GLchar>!)
```