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A Normal / Exponential Random Generator and Histogram Class

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2 Dec 20024 min read 276.4K   8.1K   55  
A fast random generator with normal or exponential distribution + a histogram class
In this article, you will find a fast generator for Random Variable, namely normal and exponential distributions. It is based on George Marsaglia's and Wai Wan Tsang's work.
/**************************************************************************\
*
* Copyright (c) 2000-2001, Microsoft Corp.  All Rights Reserved.
*
* Module Name:
*
*   GdiplusImageCodec.h
*
* Abstract:
*
*   GDI+ Codec Image APIs
*
\**************************************************************************/

#ifndef _GDIPLUSIMAGECODEC_H
#define _GDIPLUSIMAGECODEC_H

//--------------------------------------------------------------------------
// Codec Management APIs
//--------------------------------------------------------------------------

inline Status 
GetImageDecodersSize(
    OUT UINT *numDecoders,
    OUT UINT *size)
{
    return DllExports::GdipGetImageDecodersSize(numDecoders, size);
}


inline Status 
GetImageDecoders(
    IN UINT numDecoders,
    IN UINT size,
    OUT ImageCodecInfo *decoders)
{
    return DllExports::GdipGetImageDecoders(numDecoders, size, decoders);
}


inline Status 
GetImageEncodersSize(
    OUT UINT *numEncoders, 
    OUT UINT *size)
{
    return DllExports::GdipGetImageEncodersSize(numEncoders, size);
}


inline Status 
GetImageEncoders(
    IN UINT numEncoders,
    IN UINT size,
    OUT ImageCodecInfo *encoders)
{
    return DllExports::GdipGetImageEncoders(numEncoders, size, encoders);
}

#endif  // _GDIPLUSIMAGECODEC_H

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Written By
Engineer
United States United States
Jonathan de Halleux is Civil Engineer in Applied Mathematics. He finished his PhD in 2004 in the rainy country of Belgium. After 2 years in the Common Language Runtime (i.e. .net), he is now working at Microsoft Research on Pex (http://research.microsoft.com/pex).

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