File Coverage

pp-Croots.c

Criterion	Covered	Total	%
statement	44	75	58.6
branch	25	108	23.1
condition			n/a
subroutine			n/a
pod			n/a
total	69	183	37.7

#line 453 "lib/PDL/PP.pm"
/*
 * THIS FILE WAS GENERATED BY PDL::PP from complex.pd! Do not modify!
 */

#define PDL_FREE_CODE(trans, destroy, comp_free_code, ntpriv_free_code) \
    if (destroy) { \
	comp_free_code \
    } \
    if ((trans)->dims_redone) { \
	ntpriv_free_code \
    }

#include "EXTERN.h"
#include "perl.h"
#include "XSUB.h"
#include "pdl.h"
#include "pdlcore.h"
#define PDL PDL_Complex
extern Core* PDL; /* Structure hold core C functions */
#line 23 "pp-Croots.c"

#include

#ifndef M_PI
# define M_PI   3.1415926535897932384626433832795029
#endif
#ifndef M_2PI
# define M_2PI  (2. * M_PI)
#endif

#if __GLIBC__ > 1 && (defined __USE_MISC || defined __USE_XOPEN || defined __USE_ISOC9X)
# define CABS(r,i) hypot (r, i)
#else
  static double
  CABS (double r, double i)
  {
    double t;

    if (r < 0) r = - r;
    if (i < 0) i = - i;

    if (i > r)
      {
        t = r; r = i; i = t;
      }

    if (r + i == r)
      return r;

    t = i / r;
    return r * sqrt (1 + t*t);
  }
#endif

#if __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1 && defined __USE_GNU
# define SINCOS(x,s,c) sincos ((x), &(s), &(c))
#else
# define SINCOS(x,s,c)                  \
        (s) = sin (x);                  \
        (c) = cos (x);
#endif


#define CSQRT(type,ar,ai,cr,ci) 		\
        type mag = CABS ((ar), (ai));		\
        type t;					\
                                                \
        if (mag == 0)				\
          (cr) = (ci) = 0;			\
        else if ((ar) > 0)			\
          {					\
            t = sqrt (0.5 * (mag + (ar)));	\
            (cr) = t;				\
            (ci) = 0.5 * (ai) / t;		\
          }					\
        else					\
          {					\
            t = sqrt (0.5 * (mag - (ar)));	\
                                                \
            if ((ai) < 0)			\
              t = -t;				\
                                                \
            (cr) = 0.5 * (ai) / t;		\
            (ci) = t;				\
          }


#define CLOG(ar,ai,cr,ci)			\
        (cr) = log (CABS ((ar), (ai)));		\
        (ci) = atan2 ((ai), (ar));


#line 1846 "lib/PDL/PP.pm"
typedef struct pdl_params_Croots {
#line 98 "pp-Croots.c"
  int  n;
} pdl_params_Croots;


#line 1857 "lib/PDL/PP.pm"
pdl_error pdl_Croots_redodims(pdl_trans *__privtrans) {
  pdl_error PDL_err = {0, NULL, 0};
#line 106 "pp-Croots.c"
  pdl_params_Croots *__params = __privtrans->params; (void)__params;
  __privtrans->ind_sizes[1] = __params->n;
  __privtrans->ind_sizes[0] = 2;
  PDL_RETERROR(PDL_err, PDL->redodims_default(__privtrans));
  return PDL_err;
}


#line 1857 "lib/PDL/PP.pm"
pdl_error pdl_Croots_readdata(pdl_trans *__privtrans) {
  pdl_error PDL_err = {0, NULL, 0};
#line 118 "pp-Croots.c"
  pdl_params_Croots *__params = __privtrans->params; (void)__params;
  register PDL_Indx __n_size = __privtrans->ind_sizes[1];
  if (!__privtrans->broadcast.incs) return PDL->make_error(PDL_EUSERERROR, "Error in Croots:" "broadcast.incs NULL");
  /* broadcastloop declarations */
  int __brcloopval;
  register PDL_Indx __tind0,__tind1; /* counters along dim */
  register PDL_Indx __tnpdls = __privtrans->broadcast.npdls;
  /* dims here are how many steps along those dims */
  register PDL_Indx __tinc0_a = PDL_BRC_INC(__privtrans->broadcast.incs,__tnpdls,0,0);
  register PDL_Indx __tinc0_c = PDL_BRC_INC(__privtrans->broadcast.incs,__tnpdls,1,0);
  register PDL_Indx __tinc1_a = PDL_BRC_INC(__privtrans->broadcast.incs,__tnpdls,0,1);
  register PDL_Indx __tinc1_c = PDL_BRC_INC(__privtrans->broadcast.incs,__tnpdls,1,1);
  #define PDL_BROADCASTLOOP_START_Croots_readdata PDL_BROADCASTLOOP_START( \
    readdata, \
    __privtrans->broadcast, \
    __privtrans->vtable, \
    a_datap += __offsp[0]; \
    c_datap += __offsp[1]; \
    , \
    (  ,a_datap += __tinc1_a - __tinc0_a * __tdims0 \
    ,c_datap += __tinc1_c - __tinc0_c * __tdims0 \
    ), \
    (  ,a_datap += __tinc0_a \
    ,c_datap += __tinc0_c \
    ) \
  )
  #define PDL_BROADCASTLOOP_END_Croots_readdata PDL_BROADCASTLOOP_END( \
    __privtrans->broadcast, \
    a_datap -= __tinc1_a * __tdims1 + __offsp[0]; \
    c_datap -= __tinc1_c * __tdims1 + __offsp[1]; \
  )
  register PDL_Indx __inc_a_m = __privtrans->inc_sizes[PDL_INC_ID(__privtrans->vtable,0,0)]; (void)__inc_a_m;
  register PDL_Indx __inc_c_m = __privtrans->inc_sizes[PDL_INC_ID(__privtrans->vtable,1,0)]; (void)__inc_c_m;register PDL_Indx __inc_c_n = __privtrans->inc_sizes[PDL_INC_ID(__privtrans->vtable,1,1)]; (void)__inc_c_n;
  #ifndef PDL_DECLARE_PARAMS_Croots_1
  #define PDL_DECLARE_PARAMS_Croots_1(PDL_TYPE_OP,PDL_PPSYM_OP) \
    PDL_DECLARE_PARAMETER(PDL_TYPE_OP, a, (__privtrans->pdls[0]), 1, PDL_PPSYM_OP) \
    PDL_DECLARE_PARAMETER(PDL_TYPE_OP, c, (__privtrans->pdls[1]), 1, PDL_PPSYM_OP)
  #endif
  #define PDL_IF_BAD(t,f) f
  switch (__privtrans->__datatype) { /* Start generic switch */
    case PDL_F: {
      PDL_DECLARE_PARAMS_Croots_1(PDL_Float,F)
      PDL_BROADCASTLOOP_START_Croots_readdata    {
                     double s, c;
                     double ar = (a_datap)[0+(__inc_a_m*(0))], ai = (a_datap)[0+(__inc_a_m*(1))],
                            n1 = 1 / (double)__params->n,
                            rr = pow (CABS (ar, ai), n1), /* do not optimize the sqrt out of this expr! */
                            at = atan2 (ai, ar) * n1,
                            ti = M_2PI * n1;

                     {/* Open n */ PDL_EXPAND2(register PDL_Indx n=0, __n_stop=(__n_size)); for(; n<__n_stop; n+=1) {
                           SINCOS (at, s, c);

                           (c_datap)[0+(__inc_c_m*(0))+(__inc_c_n*(n))] = rr * c;
                           (c_datap)[0+(__inc_c_m*(1))+(__inc_c_n*(n))] = rr * s;

                           at += ti;
                        }} /* Close n */
                  }PDL_BROADCASTLOOP_END_Croots_readdata
    } break;
    case PDL_D: {
      PDL_DECLARE_PARAMS_Croots_1(PDL_Double,D)
      PDL_BROADCASTLOOP_START_Croots_readdata    {
                     double s, c;
                     double ar = (a_datap)[0+(__inc_a_m*(0))], ai = (a_datap)[0+(__inc_a_m*(1))],
                            n1 = 1 / (double)__params->n,
                            rr = pow (CABS (ar, ai), n1), /* do not optimize the sqrt out of this expr! */
                            at = atan2 (ai, ar) * n1,
                            ti = M_2PI * n1;

                     {/* Open n */ PDL_EXPAND2(register PDL_Indx n=0, __n_stop=(__n_size)); for(; n<__n_stop; n+=1) {
                           SINCOS (at, s, c);

                           (c_datap)[0+(__inc_c_m*(0))+(__inc_c_n*(n))] = rr * c;
                           (c_datap)[0+(__inc_c_m*(1))+(__inc_c_n*(n))] = rr * s;

                           at += ti;
                        }} /* Close n */
                  }PDL_BROADCASTLOOP_END_Croots_readdata
    } break;
    case PDL_LD: {
      PDL_DECLARE_PARAMS_Croots_1(PDL_LDouble,E)
      PDL_BROADCASTLOOP_START_Croots_readdata    {
                     double s, c;
                     double ar = (a_datap)[0+(__inc_a_m*(0))], ai = (a_datap)[0+(__inc_a_m*(1))],
                            n1 = 1 / (double)__params->n,
                            rr = pow (CABS (ar, ai), n1), /* do not optimize the sqrt out of this expr! */
                            at = atan2 (ai, ar) * n1,
                            ti = M_2PI * n1;

                     {/* Open n */ PDL_EXPAND2(register PDL_Indx n=0, __n_stop=(__n_size)); for(; n<__n_stop; n+=1) {
                           SINCOS (at, s, c);

                           (c_datap)[0+(__inc_c_m*(0))+(__inc_c_n*(n))] = rr * c;
                           (c_datap)[0+(__inc_c_m*(1))+(__inc_c_n*(n))] = rr * s;

                           at += ti;
                        }} /* Close n */
                  }PDL_BROADCASTLOOP_END_Croots_readdata
    } break;
    default: return PDL->make_error(PDL_EUSERERROR, "PP INTERNAL ERROR in Croots: unhandled datatype(%d), only handles (FDE)! PLEASE MAKE A BUG REPORT\n", __privtrans->__datatype);
  }
  #undef PDL_IF_BAD
  return PDL_err;
}

static pdl_datatypes pdl_Croots_vtable_gentypes[] = { PDL_F, PDL_D, PDL_LD, -1 };
static PDL_Indx pdl_Croots_vtable_realdims[] = { 1, 2 };
static char *pdl_Croots_vtable_parnames[] = { "a","c" };
static short pdl_Croots_vtable_parflags[] = {
  0,
  PDL_PARAM_ISCREAT|PDL_PARAM_ISOUT|PDL_PARAM_ISWRITE
};
static pdl_datatypes pdl_Croots_vtable_partypes[] = { -1, -1 };
static PDL_Indx pdl_Croots_vtable_realdims_starts[] = { 0, 1 };
static PDL_Indx pdl_Croots_vtable_realdims_ind_ids[] = { 0, 0, 1 };
static char *pdl_Croots_vtable_indnames[] = { "m","n" };
pdl_transvtable pdl_Croots_vtable = {
  PDL_TRANS_DO_BROADCAST, 0, pdl_Croots_vtable_gentypes, 1, 2, NULL /*CORE21*/,
  pdl_Croots_vtable_realdims, pdl_Croots_vtable_parnames,
  pdl_Croots_vtable_parflags, pdl_Croots_vtable_partypes,
  pdl_Croots_vtable_realdims_starts, pdl_Croots_vtable_realdims_ind_ids, 3,
  2, pdl_Croots_vtable_indnames,
  pdl_Croots_redodims, pdl_Croots_readdata, NULL,
  NULL,
  sizeof(pdl_params_Croots),"PDL::Complex::Croots"
};


pdl_error pdl_run_Croots(pdl  *a,pdl  *c,int  n) {
  pdl_error PDL_err = {0, NULL, 0};
  if (!PDL) return (pdl_error){PDL_EFATAL, "PDL core struct is NULL, can't continue",0};
  pdl_trans *__privtrans = PDL->create_trans(&pdl_Croots_vtable);
  if (!__privtrans) return PDL->make_error_simple(PDL_EFATAL, "Couldn't create trans");
  pdl_params_Croots *__params = __privtrans->params;
  __privtrans->pdls[0] = a;
  __privtrans->pdls[1] = c;
  PDL_RETERROR(PDL_err, PDL->type_coerce(__privtrans));
  (__params->n) = (n); /* CType.get_copy */
  PDL_RETERROR(PDL_err, PDL->make_trans_mutual(__privtrans));
  return PDL_err;
}