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#idndef __randomSPRNG_H |
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#define __randomSPRNG_H |
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/* Define the random number generator used by SPRNG |
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to be type 3 = Combined Multiple Recursive Generator. |
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*/ |
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#define GTYPE 3 |
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#ifdef IS_MPI |
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#define USE_MPI |
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#endif |
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class gaussianSPRNG{ |
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class randomSPRNG{ |
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public: |
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randomSPRNG(int myseed); |
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~randomSPRNG(); |
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gaussianSPRNG(); |
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~gaussianSPRNG(); |
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double getRandom(); |
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double getGaussianSPRNG(); |
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protected: |
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int *thisStream; |
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int myStreamNumber; |
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int nSPRNGStreams; |
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static int nStreamsInitialized; |
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} |
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class ranStreamSPRNG{ |
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class gaussianSPRNG : protected randomSPRNG{ |
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public: |
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ranStreamSPRNG(); |
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~ranStreamSPRNG(); |
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gaussianSPRNG(iseed):randomSPRNG(iseed){} |
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~gaussianSPRNG(){} |
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double getRanStreamSPRNG(); |
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double getGaussian(); |
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protected: |
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} |
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#endif |
