File Coverage

lib/PDL/MatrixOps-pp-svd.c

Criterion	Covered	Total	%
statement	57	60	95.0
branch	56	90	62.2
condition			n/a
subroutine			n/a
pod			n/a
total	113	150	75.3

#line 453 "lib/PDL/PP.pm"
/*
 * THIS FILE WAS GENERATED BY PDL::PP from lib/PDL/MatrixOps.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_MatrixOps
extern Core* PDL; /* Structure hold core C functions */
#line 23 "lib/PDL/MatrixOps-pp-svd.c"

#include

#line 1857 "lib/PDL/PP.pm"
pdl_error pdl_svd_redodims(pdl_trans *__privtrans) {
  pdl_error PDL_err = {0, NULL, 0};
#line 30 "lib/PDL/MatrixOps-pp-svd.c"
  __privtrans->ind_sizes[2] = __privtrans->ind_sizes[1] * (__privtrans->ind_sizes[0] + __privtrans->ind_sizes[1]);
  #ifndef PDL_DECLARE_PARAMS_svd_0
  #define PDL_DECLARE_PARAMS_svd_0(PDL_TYPE_OP,PDL_PPSYM_OP) \
    PDL_DECLARE_PARAMETER(PDL_TYPE_OP, a, (__privtrans->pdls[0]), 0, PDL_PPSYM_OP) \
    PDL_DECLARE_PARAMETER(PDL_TYPE_OP, w, (__privtrans->pdls[1]), 0, PDL_PPSYM_OP) \
    PDL_DECLARE_PARAMETER(PDL_TYPE_OP, u, (__privtrans->pdls[2]), 0, PDL_PPSYM_OP) \
    PDL_DECLARE_PARAMETER(PDL_TYPE_OP, z, (__privtrans->pdls[3]), 0, PDL_PPSYM_OP) \
    PDL_DECLARE_PARAMETER(PDL_TYPE_OP, v, (__privtrans->pdls[4]), 0, PDL_PPSYM_OP)
  #endif
  #define PDL_IF_BAD(t,f) f
  switch (__privtrans->__datatype) { /* Start generic switch */
    case PDL_D: {
      PDL_DECLARE_PARAMS_svd_0(PDL_Double,D)
        {
                if (__privtrans->ind_sizes[0]<__privtrans->ind_sizes[1])
                    return PDL->make_error(PDL_EUSERERROR, "Error in svd:" "svd requires input ndarrays to have m >= n; you have m=%td and n=%td. Try inputting the transpose.  See the docs for svd.",__privtrans->ind_sizes[0],__privtrans->ind_sizes[1]);
               }
    } break;
    default: return PDL->make_error(PDL_EUSERERROR, "PP INTERNAL ERROR in svd: unhandled datatype(%d), only handles (D)! PLEASE MAKE A BUG REPORT\n", __privtrans->__datatype);
  }
  #undef PDL_IF_BAD

  PDL_RETERROR(PDL_err, PDL->redodims_default(__privtrans));
  return PDL_err;
}


#line 1857 "lib/PDL/PP.pm"
pdl_error pdl_svd_readdata(pdl_trans *__privtrans) {
  pdl_error PDL_err = {0, NULL, 0};
#line 61 "lib/PDL/MatrixOps-pp-svd.c"
  register PDL_Indx __m_size = __privtrans->ind_sizes[0];
  register PDL_Indx __n_size = __privtrans->ind_sizes[1];
  if (!__privtrans->broadcast.incs) return PDL->make_error(PDL_EUSERERROR, "Error in svd:" "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_w = PDL_BRC_INC(__privtrans->broadcast.incs,__tnpdls,1,0);
  register PDL_Indx __tinc0_u = PDL_BRC_INC(__privtrans->broadcast.incs,__tnpdls,2,0);
  register PDL_Indx __tinc0_z = PDL_BRC_INC(__privtrans->broadcast.incs,__tnpdls,3,0);
  register PDL_Indx __tinc0_v = PDL_BRC_INC(__privtrans->broadcast.incs,__tnpdls,4,0);
  register PDL_Indx __tinc1_a = PDL_BRC_INC(__privtrans->broadcast.incs,__tnpdls,0,1);
  register PDL_Indx __tinc1_w = PDL_BRC_INC(__privtrans->broadcast.incs,__tnpdls,1,1);
  register PDL_Indx __tinc1_u = PDL_BRC_INC(__privtrans->broadcast.incs,__tnpdls,2,1);
  register PDL_Indx __tinc1_z = PDL_BRC_INC(__privtrans->broadcast.incs,__tnpdls,3,1);
  register PDL_Indx __tinc1_v = PDL_BRC_INC(__privtrans->broadcast.incs,__tnpdls,4,1);
  #define PDL_BROADCASTLOOP_START_svd_readdata PDL_BROADCASTLOOP_START( \
    readdata, \
    __privtrans->broadcast, \
    __privtrans->vtable, \
    a_datap += __offsp[0]; \
    w_datap += __offsp[1]; \
    u_datap += __offsp[2]; \
    z_datap += __offsp[3]; \
    v_datap += __offsp[4]; \
    , \
    (  ,a_datap += __tinc1_a - __tinc0_a * __tdims0 \
    ,w_datap += __tinc1_w - __tinc0_w * __tdims0 \
    ,u_datap += __tinc1_u - __tinc0_u * __tdims0 \
    ,z_datap += __tinc1_z - __tinc0_z * __tdims0 \
    ,v_datap += __tinc1_v - __tinc0_v * __tdims0 \
    ), \
    (  ,a_datap += __tinc0_a \
    ,w_datap += __tinc0_w \
    ,u_datap += __tinc0_u \
    ,z_datap += __tinc0_z \
    ,v_datap += __tinc0_v \
    ) \
  )
  #define PDL_BROADCASTLOOP_END_svd_readdata PDL_BROADCASTLOOP_END( \
    __privtrans->broadcast, \
    a_datap -= __tinc1_a * __tdims1 + __offsp[0]; \
    w_datap -= __tinc1_w * __tdims1 + __offsp[1]; \
    u_datap -= __tinc1_u * __tdims1 + __offsp[2]; \
    z_datap -= __tinc1_z * __tdims1 + __offsp[3]; \
    v_datap -= __tinc1_v * __tdims1 + __offsp[4]; \
  )
  register PDL_Indx __inc_a_n = __privtrans->inc_sizes[PDL_INC_ID(__privtrans->vtable,0,0)]; (void)__inc_a_n;register PDL_Indx __inc_a_m = __privtrans->inc_sizes[PDL_INC_ID(__privtrans->vtable,0,1)]; (void)__inc_a_m;
  register PDL_Indx __inc_u_n = __privtrans->inc_sizes[PDL_INC_ID(__privtrans->vtable,2,0)]; (void)__inc_u_n;register PDL_Indx __inc_u_m = __privtrans->inc_sizes[PDL_INC_ID(__privtrans->vtable,2,1)]; (void)__inc_u_m;
  register PDL_Indx __inc_v_n0 = __privtrans->inc_sizes[PDL_INC_ID(__privtrans->vtable,4,0)]; (void)__inc_v_n0;register PDL_Indx __inc_v_n1 = __privtrans->inc_sizes[PDL_INC_ID(__privtrans->vtable,4,1)]; (void)__inc_v_n1;
  register PDL_Indx __inc_w_wsize = __privtrans->inc_sizes[PDL_INC_ID(__privtrans->vtable,1,0)]; (void)__inc_w_wsize;
  register PDL_Indx __inc_z_n = __privtrans->inc_sizes[PDL_INC_ID(__privtrans->vtable,3,0)]; (void)__inc_z_n;
  #ifndef PDL_DECLARE_PARAMS_svd_1
  #define PDL_DECLARE_PARAMS_svd_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, w, (__privtrans->pdls[1]), 1, PDL_PPSYM_OP) \
    PDL_DECLARE_PARAMETER(PDL_TYPE_OP, u, (__privtrans->pdls[2]), 1, PDL_PPSYM_OP) \
    PDL_DECLARE_PARAMETER(PDL_TYPE_OP, z, (__privtrans->pdls[3]), 1, PDL_PPSYM_OP) \
    PDL_DECLARE_PARAMETER(PDL_TYPE_OP, v, (__privtrans->pdls[4]), 1, PDL_PPSYM_OP)
  #endif
  #define PDL_IF_BAD(t,f) f
  switch (__privtrans->__datatype) { /* Start generic switch */
    case PDL_D: {
      PDL_DECLARE_PARAMS_svd_1(PDL_Double,D)
      PDL_BROADCASTLOOP_START_svd_readdata    {
                        extern void SVD( double *W, double *Z, int nRow, int nCol );
                        double *t = w_datap;
                        {/* Open m */ PDL_EXPAND2(register PDL_Indx m=0, __m_stop=(__m_size)); for(; m<__m_stop; m+=1) {{/* Open n */ PDL_EXPAND2(register PDL_Indx n=0, __n_stop=(__n_size)); for(; n<__n_stop; n+=1) {
                            *t++ = (a_datap)[0+(__inc_a_n*(n))+(__inc_a_m*(m))];
                          }} /* Close m */}} /* Close n */
                        SVD(w_datap, z_datap, __privtrans->ind_sizes[0], __privtrans->ind_sizes[1]);
                        {/* Open n */ PDL_EXPAND2(register PDL_Indx n=0, __n_stop=(__n_size)); for(; n<__n_stop; n+=1) {
                            (z_datap)[0+(__inc_z_n*(n))] = sqrt((z_datap)[0+(__inc_z_n*(n))]);
                          }} /* Close n */
                        t = w_datap;
                        {/* Open m */ PDL_EXPAND2(register PDL_Indx m=0, __m_stop=(__m_size)); for(; m<__m_stop; m+=1) {{/* Open n */ PDL_EXPAND2(register PDL_Indx n=0, __n_stop=(__n_size)); for(; n<__n_stop; n+=1) {
                            (u_datap)[0+(__inc_u_n*(n))+(__inc_u_m*(m))] = *t++/(z_datap)[0+(__inc_z_n*(n))];
                          }} /* Close m */}} /* Close n */
                        {/* Open n1 */ PDL_EXPAND2(register PDL_Indx n1=0, __n1_stop=(__n_size)); for(; n1<__n1_stop; n1+=1) {{/* Open n0 */ PDL_EXPAND2(register PDL_Indx n0=0, __n0_stop=(__n_size)); for(; n0<__n0_stop; n0+=1) {
                            (v_datap)[0+(__inc_v_n0*(n0))+(__inc_v_n1*(n1))] = *t++;
                          }} /* Close n1 */}} /* Close n0 */
          }PDL_BROADCASTLOOP_END_svd_readdata
    } break;
    default: return PDL->make_error(PDL_EUSERERROR, "PP INTERNAL ERROR in svd: unhandled datatype(%d), only handles (D)! PLEASE MAKE A BUG REPORT\n", __privtrans->__datatype);
  }
  #undef PDL_IF_BAD
  return PDL_err;
}

static pdl_datatypes pdl_svd_vtable_gentypes[] = { PDL_D, -1 };
static PDL_Indx pdl_svd_vtable_realdims[] = { 2, 1, 2, 1, 2 };
static char *pdl_svd_vtable_parnames[] = { "a","w","u","z","v" };
static short pdl_svd_vtable_parflags[] = {
  0,
  PDL_PARAM_ISCREAT|PDL_PARAM_ISPHYS|PDL_PARAM_ISTEMP|PDL_PARAM_ISWRITE,
  PDL_PARAM_ISCREAT|PDL_PARAM_ISOUT|PDL_PARAM_ISWRITE,
  PDL_PARAM_ISCREAT|PDL_PARAM_ISOUT|PDL_PARAM_ISPHYS|PDL_PARAM_ISWRITE,
  PDL_PARAM_ISCREAT|PDL_PARAM_ISOUT|PDL_PARAM_ISWRITE
};
static pdl_datatypes pdl_svd_vtable_partypes[] = { -1, -1, -1, -1, -1 };
static PDL_Indx pdl_svd_vtable_realdims_starts[] = { 0, 2, 3, 5, 6 };
static PDL_Indx pdl_svd_vtable_realdims_ind_ids[] = { 1, 0, 2, 1, 0, 1, 1, 1 };
static char *pdl_svd_vtable_indnames[] = { "m","n","wsize" };
pdl_transvtable pdl_svd_vtable = {
  PDL_TRANS_DO_BROADCAST|PDL_TRANS_BADIGNORE, 0, pdl_svd_vtable_gentypes, 1, 5, NULL /*CORE21*/,
  pdl_svd_vtable_realdims, pdl_svd_vtable_parnames,
  pdl_svd_vtable_parflags, pdl_svd_vtable_partypes,
  pdl_svd_vtable_realdims_starts, pdl_svd_vtable_realdims_ind_ids, 8,
  3, pdl_svd_vtable_indnames,
  pdl_svd_redodims, pdl_svd_readdata, NULL,
  NULL,
  0,"PDL::MatrixOps::svd"
};


pdl_error pdl_run_svd(pdl  *a,pdl  *u,pdl  *z,pdl  *v) {
  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_svd_vtable);
  if (!__privtrans) return PDL->make_error_simple(PDL_EFATAL, "Couldn't create trans");
  __privtrans->pdls[0] = a;
  __privtrans->pdls[2] = u;
  __privtrans->pdls[3] = z;
  __privtrans->pdls[4] = v;
  PDL_RETERROR(PDL_err, PDL->type_coerce(__privtrans));
  PDL_RETERROR(PDL_err, PDL->make_trans_mutual(__privtrans));
  return PDL_err;
}