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src-glut
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glut_tablet.c
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C/C++ Source or Header
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1998-12-15
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1KB
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34 lines
/* 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);
}