---
title: "snapshot(atTime:with:antialiasingMode:)"
framework: scenekit
role: symbol
role_heading: Instance Method
path: "scenekit/scnrenderer/snapshot(attime:with:antialiasingmode:)"
---

# snapshot(atTime:with:antialiasingMode:)

Creates an image by drawing the renderer’s content at the specified system time.

## Declaration

```swift
func snapshot(atTime time: CFTimeInterval, with size: CGSize, antialiasingMode: SCNAntialiasingMode) -> UIImage
```

```swift
func snapshot(atTime time: CFTimeInterval, with size: CGSize, antialiasingMode: SCNAntialiasingMode) -> NSImage
```

## Parameters

- `time`: The timestamp, in seconds, at which to render the scene.
- `size`: The size, in pixels, of the image to create.
- `antialiasingMode`: The antialiasing mode to use for the image output.

## Return Value

Return Value An image object reflecting the contents of the scene.

## Discussion

Discussion When you call this method, SceneKit updates its hierarchy of presentation nodes based on the specified timestamp, and then draws the scene into a new image object of the specified size.