setTangentsAt
fun setTangentsAt(engine: Engine, targetIndex: Int, tangents: ShortArray, count: Int, offset: Int = 0)
Updates tangents for the given morph target. Requires a buffer built with withTangents(true).
Parameters
engine
The Engine instance.
targetIndex
Zero-based index of the morph target to update (< count).
tangents
At least count quaternions, 4 shorts each: components in -1, 1 times 32767.
count
Number of vertices being updated.
offset
Offset into the target buffer, in vertices.