Information and Downloads

glTF information extracted with gltf-transform.

USDZ verification and preview image created with usdchecker and usdrecord.

USD Viewer by Needle

Generator COLLADA2GLTF
Source KhronosGroup/glTF-Sample-Assets
File size 11.66 kB

Description

This asset is part of the KhronosGroup/glTF-Sample-Assets asset repository.

Description sourceAsset source

Box Animated

Tags

core, testing

Summary

Rotation and Translation Animations. Start with this to test animations.

Operations

Screenshot

screenshot

Description

This model demonstrates a two-channel animation, one for rotation and the other translation. A smaller box rises up out of a larger hollow one, flips over, and sinks back down.

Common Problems

sample animation problem

This model features a single animation with a pair of channels that have different lengths. The "rotation" channel finishes its work before the "translation" channel is done. However, these channels are not permitted to get out of sync: The shorter channel may not loop and begin repeating until all of the channels within that animation have finished playing. Client runtimes must ensure that a single input time is given to all of the channels within a particular animation, for the animation to remain sensible.

This model will reveal such an issue on subsequent bounces of the inner purple box. In affected runtimes, the box will begin rotating before it has moved to the top position, and collide with the blue box. If you see this, please file an issue on the affected runtime's issue tracker.

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