Everything you need to know to create an interactive augmented reality experience.
In Spark AR Studio, a null object can be used to group other objects. It doesn't have a shape, but it can be manipulated in 3D space.
Objects grouped under a null object are known as its children. The children take on the properties of the null object. For example, if you make a null object bigger, its children will get bigger too.
Null objects are particularly useful for adding secondary animation or to easily make sure a group of objects have exactly the same position.
Find out about:
To add a null object to your scene:
When the null object is selected in the scene tab, you'll see an axis in the Viewport:
To group objects using a null object, the objects must be children of the null object.
To make an object the child of a null object, either:
You'll the child of the null object will be listed underneath it in the Scene tab, with a slight indent. In the image below, plane0, plane1 and plane2 are all children of nullObject0:
Uncheck this box to stop the null object and any children from being rendered in the scene.
Change the position, scale and rotation of the null object. You also use the manipulators to do this.
Insert simple combinations of patches involving the instance into the Patch Editor, like tap gestures.
Choose the camera or cameras on a mobile device in which you want to render the null object.
Clicking the arrow next to a property in the Inspector will create a patch to represent that property.
In the Inspector, click Create under Interactions and select either:
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