Files
rdkit/Code/DataStructs/Wrap/wrap_BitOps.cpp
2008-04-24 09:04:50 +00:00

311 lines
13 KiB
C++
Executable File

// $Id$
//
// Copyright (C) 2003-2008 greg Landrum and Rational Discovery LLC
//
// @@ All Rights Reserved @@
//
#include <boost/python.hpp>
#include <DataStructs/BitVects.h>
#include <DataStructs/BitOps.h>
namespace python = boost::python;
// sometimes I <heart> C++ syntax:
// the following piece of grossness is, apparently, how
// you cast a pointer to a function that takes default
// arguments. If you leave out the "=2" bit, you don't
// get the default arg values.
//SBV *(*ff1)(const SBV&,int=2) = FoldFingerprint;
// this is a fix for VC++, which doesn't seem to like the "=2" passed in above
SBV *ff1(const SBV &bv1, int factor=2) {
return FoldFingerprint(bv1,factor);
}
//ff1 = &FoldFingerprint(const SBV&, int=2);
//EBV *(*ff2)(const EBV&,int) = FoldFingerprint;
// same fix as above for VC 7.1
EBV *ff2(const EBV &ev1, int factor=2) {
return FoldFingerprint(ev1,factor);
}
template <typename T>
double SimilarityWrapper(const T &bv1,const std::string &pkl,
const double (*metric)(const T &,const T &),bool returnDistance){
T bv2(pkl);
return SimilarityWrapper(bv1,bv2,metric,returnDistance);
}
template <typename T>
python::list BulkWrapper(const T &bv1,python::list bvs,
const double (*metric)(const T &,const T &),
bool returnDistance){
python::list res;
unsigned int nbvs=python::extract<unsigned int>(bvs.attr("__len__")());
for(unsigned int i=0;i<nbvs;++i){
double simVal;
const T &bv2=python::extract<T>(bvs[i])();
if(bv1.GetNumBits()>bv2.GetNumBits()){
T *bv1tmp = FoldFingerprint(bv1,bv1.GetNumBits()/bv2.GetNumBits());
simVal = metric(*bv1tmp,bv2);
delete bv1tmp;
} else if(bv2.GetNumBits()>bv1.GetNumBits()){
T *bv2tmp = FoldFingerprint(bv2,bv2.GetNumBits()/bv1.GetNumBits());
simVal = metric(bv1,*bv2tmp);
delete bv2tmp;
} else {
simVal = metric(bv1,bv2);
}
if(returnDistance) simVal = 1.-simVal;
res.append(simVal);
}
return res;
}
template <typename T1, typename T2>
double TanimotoSimilarity_w(const T1 &bv1,const T2 &bv2,bool returnDistance){
return SimilarityWrapper(bv1,bv2,
(const double (*)(const T1&,const T1&))TanimotoSimilarity,
returnDistance);
}
template <typename T>
python::list BulkTanimotoSimilarity(const T &bv1,python::list bvs,bool returnDistance){
return BulkWrapper(bv1,bvs,
(const double (*)(const T&,const T&))TanimotoSimilarity,
returnDistance);
}
template <typename T1, typename T2>
double CosineSimilarity_w(const T1 &bv1,const T2 &bv2,bool returnDistance){
return SimilarityWrapper(bv1,bv2,
(const double (*)(const T1&,const T1&))CosineSimilarity,
returnDistance);
}
template <typename T>
python::list BulkCosineSimilarity(const T &bv1,python::list bvs,bool returnDistance){
return BulkWrapper(bv1,bvs,
(const double (*)(const T&,const T&))CosineSimilarity,
returnDistance);
}
template <typename T1, typename T2>
double KulczynskiSimilarity_w(const T1 &bv1,const T2 &bv2,bool returnDistance){
return SimilarityWrapper(bv1,bv2,
(const double (*)(const T1&,const T1&))KulczynskiSimilarity,
returnDistance);
}
template <typename T>
python::list BulkKulczynskiSimilarity(const T &bv1,python::list bvs,bool returnDistance){
return BulkWrapper(bv1,bvs,
(const double (*)(const T&,const T&))KulczynskiSimilarity,
returnDistance);
}
template <typename T1, typename T2>
double DiceSimilarity_w(const T1 &bv1,const T2 &bv2,bool returnDistance){
return SimilarityWrapper(bv1,bv2,
(const double (*)(const T1&,const T1&))DiceSimilarity,
returnDistance);
}
template <typename T>
python::list BulkDiceSimilarity(const T &bv1,python::list bvs,bool returnDistance){
return BulkWrapper(bv1,bvs,
(const double (*)(const T&,const T&))DiceSimilarity,
returnDistance);
}
template <typename T1, typename T2>
double SokalSimilarity_w(const T1 &bv1,const T2 &bv2,bool returnDistance){
return SimilarityWrapper(bv1,bv2,
(const double (*)(const T1&,const T1&))SokalSimilarity,
returnDistance);
}
template <typename T>
python::list BulkSokalSimilarity(const T &bv1,python::list bvs,bool returnDistance){
return BulkWrapper(bv1,bvs,
(const double (*)(const T&,const T&))SokalSimilarity,
returnDistance);
}
template <typename T1, typename T2>
double McConnaugheySimilarity_w(const T1 &bv1,const T2 &bv2,bool returnDistance){
return SimilarityWrapper(bv1,bv2,
(const double (*)(const T1&,const T1&))McConnaugheySimilarity,
returnDistance);
}
template <typename T>
python::list BulkMcConnaugheySimilarity(const T &bv1,python::list bvs,bool returnDistance){
return BulkWrapper(bv1,bvs,
(const double (*)(const T&,const T&))McConnaugheySimilarity,
returnDistance);
}
template <typename T1, typename T2>
double AsymmetricSimilarity_w(const T1 &bv1,const T2 &bv2,bool returnDistance){
return SimilarityWrapper(bv1,bv2,
(const double (*)(const T1&,const T1&))AsymmetricSimilarity,
returnDistance);
}
template <typename T>
python::list BulkAsymmetricSimilarity(const T &bv1,python::list bvs,bool returnDistance){
return BulkWrapper(bv1,bvs,
(const double (*)(const T&,const T&))AsymmetricSimilarity,
returnDistance);
}
template <typename T1, typename T2>
double BraunBlanquetSimilarity_w(const T1 &bv1,const T2 &bv2,bool returnDistance){
return SimilarityWrapper(bv1,bv2,
(const double (*)(const T1&,const T1&))BraunBlanquetSimilarity,
returnDistance);
}
template <typename T>
python::list BulkBraunBlanquetSimilarity(const T &bv1,python::list bvs,bool returnDistance){
return BulkWrapper(bv1,bvs,
(const double (*)(const T&,const T&))BraunBlanquetSimilarity,
returnDistance);
}
template <typename T1, typename T2>
double RusselSimilarity_w(const T1 &bv1,const T2 &bv2,bool returnDistance){
return SimilarityWrapper(bv1,bv2,
(const double (*)(const T1&,const T1&))RusselSimilarity,
returnDistance);
}
template <typename T>
python::list BulkRusselSimilarity(const T &bv1,python::list bvs,bool returnDistance){
return BulkWrapper(bv1,bvs,
(const double (*)(const T&,const T&))RusselSimilarity,
returnDistance);
}
template <typename T>
python::list BulkOnBitSimilarity(const T &bv1,python::list bvs,bool returnDistance){
return BulkWrapper(bv1,bvs,
(const double (*)(const T&,const T&))OnBitSimilarity,
returnDistance);
}
template <typename T>
python::list BulkAllBitSimilarity(const T &bv1,python::list bvs,bool returnDistance){
return BulkWrapper(bv1,bvs,
(const double (*)(const T&,const T&))AllBitSimilarity,
returnDistance);
}
BOOST_PYTHON_FUNCTION_OVERLOADS(sbv_fold_overloads, ff1, 1, 2);
BOOST_PYTHON_FUNCTION_OVERLOADS(ebv_fold_overloads, ff2, 1, 2);
#define DBL_DEF(_funcname_,_bulkname_,_help_) \
python::def( # _funcname_,(const double (*)(const SBV &,const SBV &))_funcname_,\
(python::args("v1"),python::args("v2"))); \
python::def( # _funcname_,(const double (*)(const EBV &,const EBV &))_funcname_,\
(python::args("v1"),python::args("v2")),_help_);\
python::def( # _bulkname_,(python::list (*)(const EBV &,python::list,bool))_bulkname_,\
(python::args("v1"),python::args("v2"),python::args("returnDistance")=0));\
python::def( # _bulkname_,(python::list (*)(const EBV &,python::list,bool))_bulkname_,\
(python::args("v1"),python::args("v2"),python::args("returnDistance")=0),_help_);
#define BIG_DEF(_funcname_,_name_w_,_bulkname_,_help_) \
python::def( # _funcname_,(double (*)(const SBV &,const SBV &,bool))_name_w_,\
(python::args("bv1"),python::args("bv2"),python::args("returnDistance")=0)); \
python::def( # _funcname_,(double (*)(const EBV &,const EBV &,bool))_name_w_,\
(python::args("bv1"),python::args("bv2"),python::args("returnDistance")=0),_help_);\
python::def( # _funcname_,(double (*)(const SBV &,const std::string &,bool))_name_w_,\
(python::args("bv1"),python::args("pkl"),python::args("returnDistance")=0));\
python::def( # _funcname_,(double (*)(const EBV &,const std::string &,bool))_name_w_,\
(python::args("bv1"),python::args("pkl"),python::args("returnDistance")=0),_help_);\
python::def( # _bulkname_,(python::list (*)(const SBV &,python::list,bool))_bulkname_,\
(python::args("bv1"),python::args("bvList"),python::args("returnDistance")=0));\
python::def( # _bulkname_,(python::list (*)(const EBV &,python::list,bool))_bulkname_,\
(python::args("bv1"),python::args("bvList"),python::args("returnDistance")=0),_help_);
struct BitOps_wrapper {
static void wrap(){
BIG_DEF(TanimotoSimilarity,TanimotoSimilarity_w,BulkTanimotoSimilarity,
"B(bv1&bv2) / (B(bv1) + B(bv2) - B(bv1&bv2))")
BIG_DEF(CosineSimilarity,CosineSimilarity_w,BulkCosineSimilarity,
"B(bv1&bv2) / sqrt(B(bv1) * B(bv2))")
BIG_DEF(KulczynskiSimilarity,KulczynskiSimilarity_w,BulkKulczynskiSimilarity,
"B(bv1&bv2)*(B(bv1) + B(bv2)) / (2 * B(bv1) * B(bv2))")
BIG_DEF(DiceSimilarity,DiceSimilarity_w,BulkDiceSimilarity,
"2*B(bv1&bv2) / (B(bv1) + B(bv2))")
BIG_DEF(SokalSimilarity,SokalSimilarity_w,BulkSokalSimilarity,
"B(bv1&bv2) / (2*B(bv1) + 2*B(bv2) - 3*B(bv1&bv2))")
BIG_DEF(McConnaugheySimilarity,McConnaugheySimilarity_w,BulkMcConnaugheySimilarity,
"(B(bv1&bv2) * (B(bv1)+B(bv2)) - B(bv1)*B(bv2)) / (B(bv1) * B(bv2))")
BIG_DEF(AsymmetricSimilarity,AsymmetricSimilarity_w,BulkAsymmetricSimilarity,
"B(bv1&bv2) / min(B(bv1),B(bv2))")
BIG_DEF(BraunBlanquetSimilarity,BraunBlanquetSimilarity_w,BulkBraunBlanquetSimilarity,
"B(bv1&bv2) / max(B(bv1),B(bv2))")
BIG_DEF(RusselSimilarity,RusselSimilarity_w,BulkRusselSimilarity,
"B(bv1&bv2) / B(bv1)")
DBL_DEF(OnBitSimilarity,BulkOnBitSimilarity,
"B(bv1&bv2) / B(bv1|bv2)")
DBL_DEF(AllBitSimilarity,BulkAllBitSimilarity,
"(B(bv1) - B(bv1^bv2)) / B(bv1)")
python::def("OnBitProjSimilarity",
(DoubleVect (*)(const SBV&,const SBV&))OnBitProjSimilarity);
python::def("OnBitProjSimilarity",
(DoubleVect (*)(const EBV&,const EBV&))OnBitProjSimilarity,
"Returns a 2-tuple: (B(bv1&bv2) / B(bv1), B(bv1&bv2) / B(bv2))");
python::def("OffBitProjSimilarity",
(DoubleVect (*)(const SBV&,const SBV&))OffBitProjSimilarity);
python::def("OffBitProjSimilarity",
(DoubleVect (*)(const EBV&,const EBV&))OffBitProjSimilarity);
python::def("NumBitsInCommon",
(const int (*)(const SBV&,const SBV&))NumBitsInCommon);
python::def("NumBitsInCommon",
(const int (*)(const EBV&,const EBV&))NumBitsInCommon,
"Returns the total number of bits in common between the two bit vectors\n"
);
python::def("OnBitsInCommon",
(IntVect (*)(const SBV&,const SBV&))OnBitsInCommon);
python::def("OnBitsInCommon",
(IntVect (*)(const EBV&,const EBV&))OnBitsInCommon,
"Returns the number of on bits in common between the two bit vectors\n"
);
python::def("OffBitsInCommon",
(IntVect (*)(const SBV&,const SBV&))OffBitsInCommon);
python::def("OffBitsInCommon",
(IntVect (*)(const EBV&,const EBV&))OffBitsInCommon,
"Returns the number of off bits in common between the two bit vectors\n"
);
python::def("FoldFingerprint",
ff1,
sbv_fold_overloads(python::args("bv","foldFactor")
)[python::return_value_policy<python::manage_new_object>()]);
python::def("FoldFingerprint",
ff2,
ebv_fold_overloads(python::args("bv","foldFactor"),
"Returns a folded version of the bit vector\n"
)[python::return_value_policy<python::manage_new_object>()]);
python::def("AllProbeBitsMatch",
(bool (*)(const SBV &,const std::string &))AllProbeBitsMatch);
python::def("AllProbeBitsMatch",(bool (*)(const EBV &,const std::string &))AllProbeBitsMatch,
"Returns True if all bits in the first argument match all bits in the \n\
vector defined by the pickle in the second argument.\n");
python::def("BitVectToText",
(std::string (*)(const SBV&))BitVectToText);
python::def("BitVectToText",
(std::string (*)(const EBV&))BitVectToText,
"Returns a string of zeros and ones representing the bit vector."
);
}
};
void wrap_BitOps() {
BitOps_wrapper::wrap();
}