Sha256: 7e793d3e4dc7f0fb475f7c315097f34e38a45d36f11c9fcc74b2104ee45d1cb1
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Size: 1.19 KB
Versions: 19
Compression:
Stored size: 1.19 KB
Contents
typedef cumo_dcomplex dtype;
typedef double rtype;
#define cT cumo_cDComplex
#define cRT cumo_cDFloat
#define mTM cumo_mDComplexMath
#include "complex_macro.h"
#include "cublas_v2.h"
#include "cumo/cuda/cublas.h"
static inline bool c_nearly_eq(dtype x, dtype y) {
return c_abs(c_sub(x,y)) <= (c_abs(x)+c_abs(y))*DBL_EPSILON*2;
}
#ifdef SFMT_H
/* generates a random number on [0,1)-real-interval */
inline static dtype m_rand(dtype max)
{
dtype z;
CUMO_REAL(z) = genrand_res53_mix() * CUMO_REAL(max);
CUMO_IMAG(z) = genrand_res53_mix() * CUMO_IMAG(max);
return z;
}
/* generates random numbers from the normal distribution
using Box-Muller Transformation.
*/
inline static void m_rand_norm(dtype mu, rtype sigma, dtype *a0)
{
rtype x1, x2, w;
do {
x1 = genrand_res53_mix();
x1 = x1*2-1;
x2 = genrand_res53_mix();
x2 = x2*2-1;
w = x1 * x1 + x2 * x2;
} while (w>=1);
w = sqrt( (-2*log(w)) / w );
CUMO_REAL(*a0) = x1*w * sigma + CUMO_REAL(mu);
CUMO_IMAG(*a0) = x2*w * sigma + CUMO_IMAG(mu);
}
#endif
#define M_EPSILON rb_float_new(2.2204460492503131e-16)
#define M_MIN rb_float_new(2.2250738585072014e-308)
#define M_MAX rb_float_new(1.7976931348623157e+308)
Version data entries
19 entries across 19 versions & 1 rubygems