52  * maintainability over efficiency.  For the common (non-edge) case, the
53  * dmxCursorOffScreen function does avoid a loop over all the screens.
67  * implementation has erred on the side of readability over efficiency,
233 /** Make one pass over all the screens and return the number updated. */
490 /** Iterate over the screens which overlap with the \a start screen,
499     if (!start->over)  in dmxIterateOverlap()
502     for (pt = start->over; /* condition at end of loop */ ; pt = pt->over) {  in dmxIterateOverlap()
536         dmxScreens[i].over = NULL;  in dmxInitOverlap()
543             if (b->over)  in dmxInitOverlap()
548                         a->index, b->index, a, a->over, b, b->over);  in dmxInitOverlap()
549                 b->over = (a->over ? a->over : a);  in dmxInitOverlap()
550                 a->over = b;  in dmxInitOverlap()
558         if (!a->over)  in dmxInitOverlap()
562         for (pt = a->over; pt != a; pt = pt->over) {  in dmxInitOverlap()
564                 /* The ->over sets contain the transitive set of screens  in dmxInitOverlap()
569                  * ->over set. */  in dmxInitOverlap()
584         if (a->over) {  in dmxInitOverlap()
788     if (!start->over || !dmxCursorDoMultiCursors || start->cursorNotShared)  in dmxRealizeCursor()
791     for (pt = start->over; /* condition at end of loop */ ; pt = pt->over) {  in dmxRealizeCursor()
807     if (!start->over || !dmxCursorDoMultiCursors || start->cursorNotShared)  in dmxUnrealizeCursor()
810     for (pt = start->over; /* condition at end of loop */ ; pt = pt->over) {  in dmxUnrealizeCursor()
825     if (!start || !start->over)  in dmxFindCursor()
827     for (pt = start->over; /* condition at end of loop */ ; pt = pt->over) {  in dmxFindCursor()
841  * The coords (x,y) are in global coord space.  We'll loop over the
853     if (!start->over || !dmxCursorDoMultiCursors || start->cursorNotShared) {  in dmxMoveCursor()
858     for (pt = start->over; /* condition at end of loop */ ; pt = pt->over) {  in dmxMoveCursor()
926     if (!start->over || !dmxCursorDoMultiCursors || start->cursorNotShared) {  in dmxSetCursor()
931     for (pt = start->over; /* condition at end of loop */ ; pt = pt->over) {  in dmxSetCursor()