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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 "glutint.h"
/* CENTRY */
int GLUTAPIENTRY
glutGetModifiers(void)
{
int modifiers;
if(__glutModifierMask == (unsigned int) ~0) {
__glutWarning(
"glutCurrentModifiers: do not call outside core input callback.");
return 0;
}
modifiers = 0;
if(__glutModifierMask & (ShiftMask|LockMask))
modifiers |= GLUT_ACTIVE_SHIFT;
if(__glutModifierMask & ControlMask)
modifiers |= GLUT_ACTIVE_CTRL;
if(__glutModifierMask & Mod1Mask)
modifiers |= GLUT_ACTIVE_ALT;
return modifiers;
}
/* ENDCENTRY */
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