87     if (!dmxLocal->history)  in dmxPointerGetMotionEvents()
89     for (i = dmxLocal->head; i != dmxLocal->tail;) {  in dmxPointerGetMotionEvents()
90         if (dmxLocal->history[OFFSET(i, 0)] >= stop)  in dmxPointerGetMotionEvents()
92         if (dmxLocal->history[OFFSET(i, 0)] >= start) {  in dmxPointerGetMotionEvents()
94                 c[OFFSET(count, j)] = dmxLocal->history[OFFSET(i, j)];  in dmxPointerGetMotionEvents()
115     if (!dmxLocal->history) {  in dmxPointerPutMotionEvent()
116         dmxLocal->history = xallocarray(numAxes + 1,  in dmxPointerPutMotionEvent()
117                                  sizeof(*dmxLocal->history) * DMX_MOTION_SIZE);  in dmxPointerPutMotionEvent()
118         dmxLocal->head = 0;  in dmxPointerPutMotionEvent()
119         dmxLocal->tail = 0;  in dmxPointerPutMotionEvent()
120         dmxLocal->valuators = calloc(sizeof(*dmxLocal->valuators), numAxes);  in dmxPointerPutMotionEvent()
123         if (++dmxLocal->tail >= DMX_MOTION_SIZE)  in dmxPointerPutMotionEvent()
124             dmxLocal->tail = 0;  in dmxPointerPutMotionEvent()
125         if (dmxLocal->head == dmxLocal->tail)  in dmxPointerPutMotionEvent()
126             if (++dmxLocal->head >= DMX_MOTION_SIZE)  in dmxPointerPutMotionEvent()
127                 dmxLocal->head = 0;  in dmxPointerPutMotionEvent()
130     dmxLocal->history[OFFSET(dmxLocal->tail, 0)] = time;  in dmxPointerPutMotionEvent()
137             dmxLocal->history[OFFSET(dmxLocal->tail, i + 1)]  in dmxPointerPutMotionEvent()
138                 = dmxLocal->valuators[i];  in dmxPointerPutMotionEvent()
140             dmxLocal->history[OFFSET(dmxLocal->tail, i + 1)] = 0;  in dmxPointerPutMotionEvent()
144         dmxLocal->history[OFFSET(dmxLocal->tail, i + i)]  in dmxPointerPutMotionEvent()
146         dmxLocal->valuators[i] = v[i - firstAxis];  in dmxPointerPutMotionEvent()