116  *	Recompute the clipList, borderClip, exposed and borderExposed
124  *	clipList, borderClip, exposed and borderExposed are altered.
131                      RegionPtr universe, VTKind kind, RegionPtr exposed)  in RootlessComputeClips()  argument
232                         RegionNull(&pChild->valdata->after.exposed);  in RootlessComputeClips()
256              * We translate the old clipList because that will be exposed or copied  in RootlessComputeClips()
271     RegionNull(&pParent->valdata->after.exposed);  in RootlessComputeClips()
278      * the area that used to be exposed from the new.  in RootlessComputeClips()
279      * This leaves a region of pieces that weren't exposed before.  in RootlessComputeClips()
289             RegionSubtract(exposed, universe, borderVisible);  in RootlessComputeClips()
293             RegionSubtract(exposed, universe, &pParent->borderClip);  in RootlessComputeClips()
301                            exposed, &pParent->winSize);  in RootlessComputeClips()
351                                          kind, exposed);  in RootlessComputeClips()
376         RegionCopy(&pParent->valdata->after.exposed, universe);  in RootlessComputeClips()
380         RegionSubtract(&pParent->valdata->after.exposed,  in RootlessComputeClips()
439  *	The clipList, borderClip, exposed, and borderExposed regions for
476     RegionRec exposed;          /* For intermediate calculations */  in RootlessMiValidateTree()  local
485     RegionNull(&exposed);  in RootlessMiValidateTree()
504                 RootlessComputeClips(pWin, pScreen, &childClip, kind, &exposed);  in RootlessMiValidateTree()
524        is ever exposed by moving or mapping its children. */  in RootlessMiValidateTree()
525     RegionNull(&pRoot->valdata->after.exposed);  in RootlessMiValidateTree()