# Sandbox.SandboxBaseExtensions.AddTriangle

```csharp
static void AddTriangle(VertexBuffer self, Vertex a, Vertex b, Vertex c)
```

### Parameters

- `self` (`VertexBuffer`)
- `a` (`Vertex`)
- `b` (`Vertex`)
- `c` (`Vertex`)

Declared in [Sandbox.SandboxBaseExtensions](/api/Sandbox.SandboxBaseExtensions).
Assembly: `Sandbox.Engine`.