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33 lines
865 B
C
33 lines
865 B
C
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#ifndef GRID_LATTICE_RNG_H
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#define GRID_LATTICE_RNG_H
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namespace Grid {
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// FIXME Randomise; deprecate this
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template <class vobj> inline void random(Lattice<vobj> &l){
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Real *v_ptr = (Real *)&l._odata[0];
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size_t v_len = l._grid->oSites()*sizeof(vobj);
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size_t d_len = v_len/sizeof(Real);
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for(int i=0;i<d_len;i++){
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v_ptr[i]=drand48();
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}
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};
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// FIXME Implement a consistent seed management strategy
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template <class vobj> inline void gaussian(Lattice<vobj> &l){
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// Zero mean, unit variance.
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std::normal_distribution<double> distribution(0.0,1.0);
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Real *v_ptr = (Real *)&l._odata[0];
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size_t v_len = l._grid->oSites()*sizeof(vobj);
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size_t d_len = v_len/sizeof(Real);
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for(int i=0;i<d_len;i++){
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v_ptr[i]= drand48();
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}
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};
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}
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#endif
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