| |
| /* 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 GLUTAPIENTRY |
| 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 GLUTAPIENTRY |
| glutTabletButtonFunc(GLUTtabletButtonCB tabletButtonFunc) |
| { |
| __glutCurrentWindow->tabletButton = tabletButtonFunc; |
| __glutUpdateInputDeviceMaskFunc = __glutUpdateInputDeviceMask; |
| __glutPutOnWorkList(__glutCurrentWindow, |
| GLUT_DEVICE_MASK_WORK); |
| } |