Consumer's pose-composition strategy for hierarchical scenes. compose
folds a child's pose (in parent's frame) up to the next frame; decompose
is its inverse. Default is IDENTITY — an absolute-pose scene where every
node already stores world coords (parent is grouping-only, no transform).
Consumer's pose-composition strategy for hierarchical scenes.
composefolds a child's pose (in parent's frame) up to the next frame;decomposeis its inverse. Default is IDENTITY — an absolute-pose scene where every node already stores world coords (parent is grouping-only, no transform).