protected void setCanPinch(boolean canPinch){
        mEventDelegateJni.setEventEnabled(EventDelegate.EventAction.ON_PINCH, canPinch);
    }
Explicitly call setMaterials again with mMaterials. Allows children who override
setMaterials to modify them.
android/viro_bridge/src/main/java/com/viromedia/bridge/component/node/VRTNode.java