Functions | |
XN_C_API XnStatus XN_C_DECL | xnCreateGestureGenerator (XnContext *pContext, XnNodeHandle *phGestureGenerator, XnNodeQuery *pQuery, XnEnumerationErrors *pErrors) |
XN_C_API XnStatus XN_C_DECL | xnAddGesture (XnNodeHandle hInstance, const XnChar *strGesture, XnBoundingBox3D *pArea) |
XN_C_API XnStatus XN_C_DECL | xnRemoveGesture (XnNodeHandle hInstance, const XnChar *strGesture) |
XN_C_API XnStatus XN_C_DECL | xnGetActiveGestures (XnNodeHandle hInstance, XnChar **pstrGestures, XnUInt16 *nGestures) |
XN_C_API XnStatus XN_C_DECL | xnGetAllActiveGestures (XnNodeHandle hInstance, XnChar **pstrGestures, XnUInt32 nNameLength, XnUInt16 *nGestures) |
XN_C_API XnStatus XN_C_DECL | xnEnumerateGestures (XnNodeHandle hInstance, XnChar **pstrGestures, XnUInt16 *nGestures) |
XN_C_API XnStatus XN_C_DECL | xnEnumerateAllGestures (XnNodeHandle hInstance, XnChar **pstrGestures, XnUInt32 nNameLength, XnUInt16 *nGestures) |
XN_C_API XnBool XN_C_DECL | xnIsGestureAvailable (XnNodeHandle hInstance, const XnChar *strGesture) |
XN_C_API XnBool XN_C_DECL | xnIsGestureProgressSupported (XnNodeHandle hInstance, const XnChar *strGesture) |
XN_C_API XnStatus XN_C_DECL | xnRegisterGestureCallbacks (XnNodeHandle hInstance, XnGestureRecognized RecognizedCB, XnGestureProgress ProgressCB, void *pCookie, XnCallbackHandle *phCallback) |
XN_C_API void XN_C_DECL | xnUnregisterGestureCallbacks (XnNodeHandle hInstance, XnCallbackHandle hCallback) |
XN_C_API XnStatus XN_C_DECL | xnRegisterToGestureChange (XnNodeHandle hInstance, XnStateChangedHandler handler, void *pCookie, XnCallbackHandle *phCallback) |
XN_C_API void XN_C_DECL | xnUnregisterFromGestureChange (XnNodeHandle hInstance, XnCallbackHandle hCallback) |
XN_C_API XnStatus XN_C_DECL | xnRegisterToGestureIntermediateStageCompleted (XnNodeHandle hInstance, XnGestureIntermediateStageCompleted handler, void *pCookie, XnCallbackHandle *phCallback) |
XN_C_API void XN_C_DECL | xnUnregisterFromGestureIntermediateStageCompleted (XnNodeHandle hInstance, XnCallbackHandle hCallback) |
XN_C_API XnStatus XN_C_DECL | xnRegisterToGestureReadyForNextIntermediateStage (XnNodeHandle hInstance, XnGestureReadyForNextIntermediateStage handler, void *pCookie, XnCallbackHandle *phCallback) |
XN_C_API void XN_C_DECL | xnUnregisterFromGestureReadyForNextIntermediateStage (XnNodeHandle hInstance, XnCallbackHandle hCallback) |
A Gestures Generator node is a Generator that recognizes certain gestures. It supports all Generator functions, and adds additional functions.
XN_C_API XnStatus XN_C_DECL xnAddGesture | ( | XnNodeHandle | hInstance, | |
const XnChar * | strGesture, | |||
XnBoundingBox3D * | pArea | |||
) |
Turn on gesture. The generator will now look for this gesture.
hInstance | [in] A handle to the instance | |
strGesture | [in] The name of the gesture to look for | |
pArea | [in] The area in which to look for the gesture (in Real-World coordinates) |
XN_C_API XnStatus XN_C_DECL xnCreateGestureGenerator | ( | XnContext * | pContext, | |
XnNodeHandle * | phGestureGenerator, | |||
XnNodeQuery * | pQuery, | |||
XnEnumerationErrors * | pErrors | |||
) |
Creates a Gesture Generator.
pContext | [in] The context in which to create the gesture generator. | |
phGestureGenerator | [out] A handle to the created gesture generator. | |
pQuery | [in] Optional. Can be used to select which Gesture node to create. If not specified, this function may create any gesture node that is available. | |
pErrors | [in] Optional. If provided, will be filled with information about gesture nodes that could not be created. |
XN_C_API XnStatus XN_C_DECL xnEnumerateAllGestures | ( | XnNodeHandle | hInstance, | |
XnChar ** | pstrGestures, | |||
XnUInt32 | nNameLength, | |||
XnUInt16 * | nGestures | |||
) |
Get the names of all gestures available.
hInstance | [in] A handle to the instance | |
pstrGestures | [out] Preallocated memory, for the gesture names | |
nNameLength | [in] Memory size for each gesture name | |
nGestures | [in,out] The size of the preallocated memory. Changed to number of gestures |
XN_C_API XnStatus XN_C_DECL xnEnumerateGestures | ( | XnNodeHandle | hInstance, | |
XnChar ** | pstrGestures, | |||
XnUInt16 * | nGestures | |||
) |
Get the names of all gestures available.
hInstance | [in] A handle to the instance | |
pstrGestures | [out] Preallocated memory, for the gesture names | |
nGestures | [in,out] The size of the preallocated memory. Changed to number of gestures |
XN_C_API XnStatus XN_C_DECL xnGetActiveGestures | ( | XnNodeHandle | hInstance, | |
XnChar ** | pstrGestures, | |||
XnUInt16 * | nGestures | |||
) |
Get the names of the gestures that are currently active.
hInstance | [in] A handle to the instance | |
pstrGestures | [out] Preallocated memory, for the gesture names | |
nGestures | [in,out] The size of the preallocated memory. Changed to number of gestures |
XN_C_API XnStatus XN_C_DECL xnGetAllActiveGestures | ( | XnNodeHandle | hInstance, | |
XnChar ** | pstrGestures, | |||
XnUInt32 | nNameLength, | |||
XnUInt16 * | nGestures | |||
) |
Get the names of the gestures that are currently active.
hInstance | [in] A handle to the instance | |
pstrGestures | [out] Preallocated memory, for the gesture names | |
nNameLength | [in] Memory size for each gesture name | |
nGestures | [in,out] The size of the preallocated memory. Changed to number of gestures |
XN_C_API XnBool XN_C_DECL xnIsGestureAvailable | ( | XnNodeHandle | hInstance, | |
const XnChar * | strGesture | |||
) |
Check if a specific gesture is available in this generator.
hInstance | [in] A handle to the instance | |
strGesture | [in] Name of the gesture to check |
XN_C_API XnBool XN_C_DECL xnIsGestureProgressSupported | ( | XnNodeHandle | hInstance, | |
const XnChar * | strGesture | |||
) |
Check if the specific gesture supports 'in progress' callbacks.
hInstance | [in] A handle to the instance | |
strGesture | [in] Name of the gesture to check |
XN_C_API XnStatus XN_C_DECL xnRegisterGestureCallbacks | ( | XnNodeHandle | hInstance, | |
XnGestureRecognized | RecognizedCB, | |||
XnGestureProgress | ProgressCB, | |||
void * | pCookie, | |||
XnCallbackHandle * | phCallback | |||
) |
Register to all gesture callbacks.
hInstance | [in] A handle to the instance | |
RecognizedCB | [in] A callback to be called when a gesture is recognized | |
ProgressCB | [in] A callback to be called when a gesture is on its way to be recognized | |
pCookie | [in] User's cookie, to be delivered to the callbacks | |
phCallback | [out] The handle to these callbacks, to allow unregistration |
XN_C_API XnStatus XN_C_DECL xnRegisterToGestureChange | ( | XnNodeHandle | hInstance, | |
XnStateChangedHandler | handler, | |||
void * | pCookie, | |||
XnCallbackHandle * | phCallback | |||
) |
Register to when gestures are added or removed.
hInstance | [in] A handle to the instance | |
handler | [in] The callback to be called when gesture configuration changes. | |
pCookie | [in] User's cookie, to be delivered to the callbacks | |
phCallback | [out] The handle to these callbacks, to allow unregistration |
XN_C_API XnStatus XN_C_DECL xnRegisterToGestureIntermediateStageCompleted | ( | XnNodeHandle | hInstance, | |
XnGestureIntermediateStageCompleted | handler, | |||
void * | pCookie, | |||
XnCallbackHandle * | phCallback | |||
) |
Register to when a gesture is in progress.
hInstance | [in] A handle to the instance | |
handler | [in] The callback to be called when the gesture is in progress | |
pCookie | [in] User's cookie, to be delivered to the callback | |
phCallback | [out] The handle to the callback, to allow unregistration |
XN_C_API XnStatus XN_C_DECL xnRegisterToGestureReadyForNextIntermediateStage | ( | XnNodeHandle | hInstance, | |
XnGestureReadyForNextIntermediateStage | handler, | |||
void * | pCookie, | |||
XnCallbackHandle * | phCallback | |||
) |
Register to when a gesture is ready for its next stage (specific to the gesture).
hInstance | [in] A handle to the instance | |
handler | [in] The callback to be called when the gesture is ready for its next stage | |
pCookie | [in] User's cookie, to be delivered to the callback | |
phCallback | [out] The handle to this callback, to allow unregistration |
XN_C_API XnStatus XN_C_DECL xnRemoveGesture | ( | XnNodeHandle | hInstance, | |
const XnChar * | strGesture | |||
) |
Turn off gesture. The generator will no longer look for this gesture.
hInstance | [in] A handle to the instance | |
strGesture | [in] The name of the gesture to not look for anymore |
XN_C_API void XN_C_DECL xnUnregisterFromGestureChange | ( | XnNodeHandle | hInstance, | |
XnCallbackHandle | hCallback | |||
) |
Unregister from when gestures are added or removed.
hInstance | [in] A handle to the instance | |
hCallback | [in] The handle received from registration |
XN_C_API void XN_C_DECL xnUnregisterFromGestureIntermediateStageCompleted | ( | XnNodeHandle | hInstance, | |
XnCallbackHandle | hCallback | |||
) |
Unregister from when a gesture is in progress.
hInstance | [in] A handle to the instance | |
hCallback | [in] The handle received from registration |
XN_C_API void XN_C_DECL xnUnregisterFromGestureReadyForNextIntermediateStage | ( | XnNodeHandle | hInstance, | |
XnCallbackHandle | hCallback | |||
) |
Unregister from when a gesture is ready for its next stage.
hInstance | [in] A handle to the instance | |
hCallback | [in] The handle received from registration |
XN_C_API void XN_C_DECL xnUnregisterGestureCallbacks | ( | XnNodeHandle | hInstance, | |
XnCallbackHandle | hCallback | |||
) |
Unregister from gesture callbacks.
hInstance | [in] A handle to the instance | |
hCallback | [in] The handle received from registration |