---
title: "glGetActiveUniformBlockiv(_:_:_:_:)"
framework: OpenGL ES
role: symbol
role_heading: Function
platforms: [iOS 7.0+, iPadOS 7.0+, Mac Catalyst 7.0+, tvOS 9.0+]
path: "opengles/glgetactiveuniformblockiv(_:_:_:_:)"
---

# glGetActiveUniformBlockiv(_:_:_:_:)

## Declaration

```swift
func glGetActiveUniformBlockiv(_ program: GLuint, _ uniformBlockIndex: GLuint, _ pname: GLenum, _ params: UnsafeMutablePointer<GLint>!)
```