Method updateComponentAtomUsage

tsunami/engine/rootelem.go:155–188

(comp *ComponentImpl, newUsedAtoms map[string]bool)

}

func (r *RootElem) updateComponentAtomUsage(comp *ComponentImpl, newUsedAtoms map[string]bool) {
	r.atomLock.Lock()
	defer r.atomLock.Unlock()

	oldUsedAtoms := comp.UsedAtoms

	// Remove component from atoms it no longer uses
	for atomName := range oldUsedAtoms {
		if !newUsedAtoms[atomName] {
			if atom, ok := r.Atoms[atomName]; ok {
				atom.SetUsedBy(comp.WaveId, false)
			}
		}
	}

	// Add component to atoms it now uses
	for atomName := range newUsedAtoms {
		if !oldUsedAtoms[atomName] {
			if atom, ok := r.Atoms[atomName]; ok {
				atom.SetUsedBy(comp.WaveId, true)
			}
		}
	}

	// Update component's atom usage map
	if len(newUsedAtoms) == 0 {
		comp.UsedAtoms = nil
	} else {
		comp.UsedAtoms = make(map[string]bool)
		for atomName := range newUsedAtoms {
			comp.UsedAtoms[atomName] = true
		}
	}
}

func (r *RootElem) AtomAddRenderWork(atomName string) {
	r.atomLock.Lock()