1 files changed, 33 insertions, 0 deletions
diff --git a/src/glut/glx/glut_tablet.c b/src/glut/glx/glut_tablet.c
new file mode 100644
index 00000000000..92567f9a8e3
--- /dev/null
+++ b/src/glut/glx/glut_tablet.c
@@ -0,0 +1,33 @@
+
+/* 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);
+}