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diff --git a/benchmarks/CUDA/RAY/EasyBMP_DataStructures.h b/benchmarks/CUDA/RAY/EasyBMP_DataStructures.h
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+++ b/benchmarks/CUDA/RAY/EasyBMP_DataStructures.h
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+/*************************************************
+*                                                *
+*  EasyBMP Cross-Platform Windows Bitmap Library * 
+*                                                *
+*  Author: Paul Macklin                          *
+*   email: [email protected]       *
+* support: http://easybmp.sourceforge.net        *
+*                                                *
+*          file: EasyBMP_DataStructures.h        *
+*    date added: 05-02-2005                      *
+* date modified: 12-01-2006                      *
+*       version: 1.06                            *
+*                                                *
+*   License: BSD (revised/modified)              *
+* Copyright: 2005-6 by the EasyBMP Project       * 
+*                                                *
+* description: Defines basic data structures for *
+*              the BMP class                     *
+*                                                *
+*************************************************/
+
+#ifndef _EasyBMP_Custom_Math_Functions_
+#define _EasyBMP_Custom_Math_Functions_
+inline double Square( double number )
+{ return number*number; }
+
+inline int IntSquare( int number )
+{ return number*number; }
+#endif
+
+int IntPow( int base, int exponent );
+
+#ifndef _EasyBMP_Defined_WINGDI
+#define _EasyBMP_Defined_WINGDI
+ typedef unsigned char  ebmpBYTE;
+ typedef unsigned short ebmpWORD;
+ typedef unsigned int  ebmpDWORD;
+#endif
+
+#ifndef _EasyBMP_DataStructures_h_
+#define _EasyBMP_DataStructures_h_
+
+inline bool IsBigEndian()
+{
+ short word = 0x0001;
+ if((*(char *)& word) != 0x01 )
+ { return true; }
+ return false;
+}
+
+inline ebmpWORD FlipWORD( ebmpWORD in )
+{ return ( (in >> 8) | (in << 8) ); }
+
+inline ebmpDWORD FlipDWORD( ebmpDWORD in )
+{
+ return ( ((in&0xFF000000)>>24) | ((in&0x000000FF)<<24) | 
+          ((in&0x00FF0000)>>8 ) | ((in&0x0000FF00)<<8 )   );
+}
+
+// it's easier to use a struct than a class
+// because we can read/write all four of the bytes 
+// at once (as we can count on them being continuous 
+// in memory
+
+typedef struct RGBApixel {
+	ebmpBYTE Blue;
+	ebmpBYTE Green;
+	ebmpBYTE Red;
+	ebmpBYTE Alpha;
+} RGBApixel; 
+
+class BMFH{
+public:
+ ebmpWORD  bfType;
+ ebmpDWORD bfSize;
+ ebmpWORD  bfReserved1;
+ ebmpWORD  bfReserved2;
+ ebmpDWORD bfOffBits; 
+
+ BMFH();
+ void display( void );
+ void SwitchEndianess( void );
+};
+
+class BMIH{
+public:
+ ebmpDWORD biSize;
+ ebmpDWORD biWidth;
+ ebmpDWORD biHeight;
+ ebmpWORD  biPlanes;
+ ebmpWORD  biBitCount;
+ ebmpDWORD biCompression;
+ ebmpDWORD biSizeImage;
+ ebmpDWORD biXPelsPerMeter;
+ ebmpDWORD biYPelsPerMeter;
+ ebmpDWORD biClrUsed;
+ ebmpDWORD biClrImportant;
+
+ BMIH();
+ void display( void );
+ void SwitchEndianess( void );
+};
+
+#endif