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3 Connect the output of the uLoader to a uMerge tool.
4 Connect any other USD tools, like uCamera or any of the uLights, to manipulate the scene.
5 Connect the output of the uMerge tool to a uRenderer.
6 Connect the output of the uRenderer to the MediaOut tool.
A very simple USD import node tree
Replacing Materials with Imported MaterialX Files
Users can load MaterialX files (.mtlx) from the the USD Loader and use the uReplaceMaterial tool to assign imported materials to a nominated USD object to achieve a desired look.
Scene Tree Dialog for Object Selection in USD Files
The Scene Tree window uses an intuitive visual hierarchy to represent USD scenes. The tree is activated by pressing the Pick button in the Prim Selection box in certain USD tools.
The Prim Selection Pick button
