# Matrix.CreateObliqueProjection

```csharp
static Matrix CreateObliqueProjection(in Transform cameraTransform, in Plane clipPlane, in Matrix projectionMatrix)
```

Create a projection matrix. The matrix will be in the correct format for the engine, and will also be reverse z.

### Parameters

- `in cameraTransform` (`Transform`)
- `in clipPlane` (`Plane`)
- `in projectionMatrix` (`Matrix`)

### Returns

`Matrix`

Declared in [Matrix](/api/Matrix).
Assembly: `Sandbox.System`.