1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229
|
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This code is inspired by the python numpy.i typemaps, from John Hunter
* and Bill Spotz.
*
* Written (W) 2008 Soeren Sonnenburg
* Copyright (C) 2008 Fraunhofer Institute FIRST and Max-Planck-Society
*/
%{
#include "lib/common.h"
#include "lib/r.h"
%}
/* TYPEMAP_IN macros
*
* This family of typemaps allows pure input C arguments of the form
*
* (type* IN_ARRAY1, int DIM1)
* (type* IN_ARRAY2, int DIM1, int DIM2)
*
* where "type" is any type supported by the numpy module, to be
* called in python with an argument list of a single array (or any
* python object that can be passed to the numpy.array constructor
* to produce an arrayof te specified shape). This can be applied to
* a existing functions using the %apply directive:
*
* %apply (double* IN_ARRAY1, int DIM1) {double* series, int length}
* %apply (double* IN_ARRAY2, int DIM1, int DIM2) {double* mx, int rows, int cols}
* double sum(double* series, int length);
* double max(double* mx, int rows, int cols);
*
* or with
*
* double sum(double* IN_ARRAY1, int DIM1);
* double max(double* IN_ARRAY2, int DIM1, int DIM2);
*/
/* One dimensional input arrays */
%define TYPEMAP_IN1(r_type, r_cast, sg_type, error_string)
%typemap(typecheck, precedence=SWIG_TYPECHECK_POINTER)
(sg_type* IN_ARRAY1, INT DIM1)
{
$1 = (TYPEOF($input) == r_type && Rf_ncols($input)==1 ) ? 1 : 0;
}
%typemap(in) (sg_type* IN_ARRAY1, INT DIM1) (SEXP rvec)
{
rvec=$input;
if (TYPEOF(rvec) != r_type || Rf_ncols(rvec)!=1)
{
/*SG_ERROR("Expected Double Vector as argument %d\n", m_rhs_counter);*/
SWIG_fail;
}
$1 = (sg_type*) r_cast(rvec);
$2 = LENGTH(rvec);
}
%typemap(freearg) (type* IN_ARRAY1, INT DIM1) {
}
%enddef
TYPEMAP_IN1(INTSXP, INTEGER, INT, "Integer")
TYPEMAP_IN1(REALSXP, REAL, DREAL, "Double Precision")
#undef TYPEMAP_IN1
%define TYPEMAP_IN2(r_type, r_cast, sg_type, error_string)
%typemap(typecheck, precedence=SWIG_TYPECHECK_POINTER)
(sg_type* IN_ARRAY2, INT DIM1, INT DIM2)
{
$1 = (TYPEOF($input) == r_type) ? 1 : 0;
}
%typemap(in) (sg_type* IN_ARRAY2, INT DIM1, INT DIM2)
{
if( TYPEOF($input) != r_type)
{
/*SG_ERROR("Expected Double Matrix as argument %d\n", m_rhs_counter);*/
SWIG_fail;
}
$1 = (sg_type*) r_cast($input);
$2 = Rf_nrows($input);
$3 = Rf_ncols($input);
}
%typemap(freearg) (type* IN_ARRAY2, INT DIM1, INT DIM2) {
}
%enddef
TYPEMAP_IN2(INTSXP, INTEGER, INT, "Integer")
TYPEMAP_IN2(REALSXP, REAL, DREAL, "Double Precision")
#undef TYPEMAP_IN2
/* TYPEMAP_ARGOUT macros
*
* This family of typemaps allows output C arguments of the form
*
* (type** ARGOUT_ARRAY)
*
* where "type" is any type supported by the numpy module, to be
* called in python with an argument list of a single contiguous
* numpy array. This can be applied to an existing function using
* the %apply directive:
*
* %apply (DREAL** ARGOUT_ARRAY1, {(DREAL** series, INT* len)}
* %apply (DREAL** ARGOUT_ARRAY2, {(DREAL** matrix, INT* d1, INT* d2)}
*
* with
*
* void sum(DREAL* series, INT* len);
* void sum(DREAL** series, INT* len);
* void sum(DREAL** matrix, INT* d1, INT* d2);
*
* where sum mallocs the array and assigns dimensions and the pointer
*
*/
%define TYPEMAP_ARGOUT1(r_type, r_cast, sg_type, if_type, error_string)
%typemap(in, numinputs=0) (sg_type** ARGOUT1, INT* DIM1) {
$1 = (sg_type**) malloc(sizeof(sg_type*));
$2 = (INT*) malloc(sizeof(INT));
}
%typemap(argout) (sg_type** ARGOUT1, INT* DIM1) {
sg_type* vec = *$1;
INT len = *$2;
Rf_protect( $result = Rf_allocVector(r_type, len) );
for (INT i=0; i<len; i++)
r_cast($result)[i]=(if_type) vec[i];
Rf_unprotect(1);
free(*$1); free($1); free($2);
}
%enddef
TYPEMAP_ARGOUT1(INTSXP, INTEGER, BYTE, int, "Byte")
TYPEMAP_ARGOUT1(INTSXP, INTEGER, INT, int, "Integer")
TYPEMAP_ARGOUT1(INTSXP, INTEGER, SHORT, int, "Short")
TYPEMAP_ARGOUT1(REALSXP, REAL, SHORTREAL, float, "Single Precision")
TYPEMAP_ARGOUT1(REALSXP, REAL, DREAL, double, "Double Precision")
TYPEMAP_ARGOUT1(INTSXP, INTEGER, WORD, int, "Word")
#undef TYPEMAP_ARGOUT1
%define TYPEMAP_ARGOUT2(r_type, r_cast, sg_type, if_type, error_string)
%typemap(in, numinputs=0) (sg_type** ARGOUT2, INT* DIM1, INT* DIM2) {
$1 = (sg_type**) malloc(sizeof(sg_type*));
$2 = (INT*) malloc(sizeof(INT));
$3 = (INT*) malloc(sizeof(INT));
}
%typemap(argout) (sg_type** ARGOUT2, INT* DIM1, INT* DIM2) {
sg_type* matrix = *$1;
INT num_feat = *$2;
INT num_vec = *$3;
Rf_protect( $result = Rf_allocMatrix(r_type, num_feat, num_vec) );
for (INT i=0; i<num_vec; i++)
{
for (INT j=0; j<num_feat; j++)
r_cast($result)[i*num_feat+j]=(if_type) matrix[i*num_feat+j];
}
Rf_unprotect(1);
free(*$1); free($1); free($2); free($3);
}
%enddef
TYPEMAP_ARGOUT2(INTSXP, INTEGER, BYTE, int, "Byte")
TYPEMAP_ARGOUT2(INTSXP, INTEGER, INT, int, "Integer")
TYPEMAP_ARGOUT2(INTSXP, INTEGER, SHORT, int, "Short")
TYPEMAP_ARGOUT2(REALSXP, REAL, SHORTREAL, float, "Single Precision")
TYPEMAP_ARGOUT2(REALSXP, REAL, DREAL, double, "Double Precision")
TYPEMAP_ARGOUT2(INTSXP, INTEGER, WORD, int, "Word")
#undef TYPEMAP_ARGOUT2
/* input typemap for CStringFeatures<CHAR> etc */
%define GET_STRINGLIST(r_type, sg_type, if_type, error_string)
%typemap(in) (T_STRING<sg_type>* strings, INT num_strings, INT max_len)
{
INT max_len=0;
INT num_strings=0;
T_STRING<sg_type>* strs=NULL;
if ($input == R_NilValue || TYPEOF($input) != STRSXP)
{
/* SG_ERROR("Expected String List as argument %d\n", m_rhs_counter);*/
SWIG_fail;
}
num_strings=Rf_length($input);
ASSERT(num_strings>=1);
strs=new T_STRING<sg_type>[num_strings];
for (int i=0; i<num_strings; i++)
{
SEXPREC* s= STRING_ELT($input,i);
sg_type* c= (sg_type*) if_type(s);
int len=LENGTH(s);
if (len>0)
{
sg_type* dst=new sg_type[len+1];
/*ASSERT(strs[i].string);*/
strs[i].string=(sg_type*) memcpy(dst, c, len*sizeof(sg_type));
strs[i].string[len]='\0'; /* zero terminate */
strs[i].length=len;
max_len=CMath::max(max_len, len);
}
else
{
/*SG_WARNING( "string with index %d has zero length.\n", i+1);*/
strs[i].length=0;
strs[i].string=NULL;
}
}
$1 = strs;
$2 = num_strings;
$3 = max_len;
}
%enddef
GET_STRINGLIST(STRSXP, CHAR, CHAR, "Char")
#undef GET_STRINGLIST
|