gtsam/wrap/Method.cpp

82 lines
2.8 KiB
C++

/* ----------------------------------------------------------------------------
* GTSAM Copyright 2010, Georgia Tech Research Corporation,
* Atlanta, Georgia 30332-0415
* All Rights Reserved
* Authors: Frank Dellaert, et al. (see THANKS for the full author list)
* See LICENSE for the license information
* -------------------------------------------------------------------------- */
/**
* @file Method.ccp
* @author Frank Dellaert
* @author Richard Roberts
**/
#include "Method.h"
#include "utilities.h"
#include <boost/foreach.hpp>
#include <boost/lexical_cast.hpp>
#include <boost/algorithm/string.hpp>
#include <iostream>
#include <fstream>
using namespace std;
using namespace wrap;
/* ************************************************************************* */
bool Method::addOverload(Str name, const ArgumentList& args,
const ReturnValue& retVal, bool is_const, const Qualified& instName,
bool verbose) {
bool first = StaticMethod::addOverload(name, args, retVal, instName, verbose);
if (first)
is_const_ = is_const;
else if (is_const && !is_const_)
throw std::runtime_error(
"Method::addOverload now designated as const whereas before it was not");
else if (!is_const && is_const_)
throw std::runtime_error(
"Method::addOverload now designated as non-const whereas before it was");
return first;
}
/* ************************************************************************* */
void Method::proxy_header(FileWriter& proxyFile) const {
proxyFile.oss << " function varargout = " << matlabName()
<< "(this, varargin)\n";
}
/* ************************************************************************* */
string Method::wrapper_call(FileWriter& wrapperFile, Str cppClassName,
Str matlabUniqueName, const ArgumentList& args,
const ReturnValue& returnVal, const TypeAttributesTable& typeAttributes,
const Qualified& instName) const {
// check arguments
// extra argument obj -> nargin-1 is passed !
// example: checkArguments("equals",nargout,nargin-1,2);
wrapperFile.oss << " checkArguments(\"" << name_ << "\",nargout,nargin-1,"
<< args.size() << ");\n";
// get class pointer
// example: shared_ptr<Test> = unwrap_shared_ptr< Test >(in[0], "Test");
wrapperFile.oss << " Shared obj = unwrap_shared_ptr<" << cppClassName
<< ">(in[0], \"ptr_" << matlabUniqueName << "\");" << endl;
// unwrap arguments, see Argument.cpp, we start at 1 as first is obj
args.matlab_unwrap(wrapperFile, 1);
// call method and wrap result
// example: out[0]=wrap<bool>(obj->return_field(t));
string expanded = "obj->" + name_;
if (!instName.empty())
expanded += ("<" + instName.qualifiedName("::") + ">");
return expanded;
}
/* ************************************************************************* */