1 files changed, 72 insertions, 0 deletions
diff --git a/tests/manual/kinectsurface/QtKinectWrapper/OpenNI/Include/XnFPSCalculator.h b/tests/manual/kinectsurface/QtKinectWrapper/OpenNI/Include/XnFPSCalculator.h
new file mode 100644
index 00000000..036694b7
--- /dev/null
+++ b/tests/manual/kinectsurface/QtKinectWrapper/OpenNI/Include/XnFPSCalculator.h
@@ -0,0 +1,72 @@
+/****************************************************************************
+*                                                                           *
+*  OpenNI 1.x Alpha                                                         *
+*  Copyright (C) 2011 PrimeSense Ltd.                                       *
+*                                                                           *
+*  This file is part of OpenNI.                                             *
+*                                                                           *
+*  OpenNI is free software: you can redistribute it and/or modify           *
+*  it under the terms of the GNU Lesser General Public License as published *
+*  by the Free Software Foundation, either version 3 of the License, or     *
+*  (at your option) any later version.                                      *
+*                                                                           *
+*  OpenNI is distributed in the hope that it will be useful,                *
+*  but WITHOUT ANY WARRANTY; without even the implied warranty of           *
+*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the             *
+*  GNU Lesser General Public License for more details.                      *
+*                                                                           *
+*  You should have received a copy of the GNU Lesser General Public License *
+*  along with OpenNI. If not, see <http://www.gnu.org/licenses/>.           *
+*                                                                           *
+****************************************************************************/
+#ifndef __XN_FPS_CALCULATOR_H__
+#define __XN_FPS_CALCULATOR_H__
+
+//---------------------------------------------------------------------------
+// Includes
+//---------------------------------------------------------------------------
+#include <XnPlatform.h>
+#include <XnStatus.h>
+
+//---------------------------------------------------------------------------
+// Types
+//---------------------------------------------------------------------------
+struct XnFPSDataImpl;
+typedef struct XnFPSDataImpl* XnFPSData; 
+
+//---------------------------------------------------------------------------
+// Exported Functions
+//---------------------------------------------------------------------------
+/**
+* This function initializes the FPS calculator.
+* 
+* @param	pFPS			[in]	A pointer to an XnFPSData struct.
+* @param	nSamplesCount	[in]	The number of last frames to be kept.
+*/
+XN_C_API XnStatus XN_C_DECL xnFPSInit(XnFPSData* pFPS, XnUInt32 nSamplesCount);
+
+/**
+* This function marks that another frame was processed.
+* 
+* @param	pFPS	[in]	A pointer to an XnFPSData struct.
+* @param	nNow	[in]	Optional. Current time. When not provided, function will take it itself.
+*/
+XN_C_API XnStatus XN_C_DECL xnFPSMarkFrame(XnFPSData* pFPS, XnUInt64 nNow = 0);
+	
+/**
+* This function calculates the average FPS over the last frames.
+* 
+* @param	pFPS			[in]	A pointer to an XnFPSData struct.
+* @param	nAverageOver	[in]	The number of milliseconds to average over.
+* @param	nNow			[in]	Optional. Current time. When not provided, function will take it itself.
+*/
+XN_C_API XnDouble XN_C_DECL xnFPSCalc(XnFPSData* pFPS, XnUInt32 nAverageOver = 3000, XnUInt64 nNow = 0);
+
+/**
+* This function frees the FPS calculator.
+* 
+* @param	pFPS	[in]	A pointer to an XnFPSData struct.
+*/
+XN_C_API XnStatus XN_C_DECL xnFPSFree(XnFPSData* pFPS);
+
+#endif //__XN_FPS_CALCULATOR_H__