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-
- /* Copyright (c) Mark J. Kilgard, 1994. */
-
- /* This program is freely distributable without licensing fees
- and is provided without guarantee or warrantee expressed or
- implied. This program is -not- in the public domain. */
-
- #include <stdlib.h>
-
- #include "glutint.h"
-
- void APIENTRY
- glutTabletMotionFunc(GLUTtabletMotionCB tabletMotionFunc)
- {
- __glutCurrentWindow->tabletMotion = tabletMotionFunc;
- __glutUpdateInputDeviceMaskFunc = __glutUpdateInputDeviceMask;
- __glutPutOnWorkList(__glutCurrentWindow,
- GLUT_DEVICE_MASK_WORK);
- /* If deinstalling callback, invalidate tablet position. */
- if (tabletMotionFunc == NULL) {
- __glutCurrentWindow->tabletPos[0] = -1;
- __glutCurrentWindow->tabletPos[1] = -1;
- }
- }
-
- void APIENTRY
- glutTabletButtonFunc(GLUTtabletButtonCB tabletButtonFunc)
- {
- __glutCurrentWindow->tabletButton = tabletButtonFunc;
- __glutUpdateInputDeviceMaskFunc = __glutUpdateInputDeviceMask;
- __glutPutOnWorkList(__glutCurrentWindow,
- GLUT_DEVICE_MASK_WORK);
- }
-