---
title: GL_BLEND_EQUATION
framework: OpenGL ES
role: symbol
role_heading: Global Variable
platforms: [iOS 2.0+, iPadOS 2.0+, Mac Catalyst 2.0+, tvOS 9.0+, visionOS 1.0+]
path: opengles/gl_blend_equation
---

# GL_BLEND_EQUATION

## Declaration

```swift
var GL_BLEND_EQUATION: Int32 { get }
```