90 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			C++
		
	
	
			
		
		
	
	
			90 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			C++
		
	
	
/**
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 * file: Constructor.ccp
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 * Author: Frank Dellaert
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 **/
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#include <iostream>
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#include <fstream>
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#include <boost/foreach.hpp>
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#include "utilities.h"
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#include "Constructor.h"
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using namespace std;
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/* ************************************************************************* */
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string Constructor::matlab_wrapper_name(const string& className) {
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  string str = "new_" + className + "_" + args.signature();
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  return str;
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}
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/* ************************************************************************* */
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void Constructor::matlab_proxy_fragment(ofstream& ofs, const string& className) {
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  ofs << "      if nargin == " << args.size() << ", obj.self = " 
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      << matlab_wrapper_name(className) << "(";
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  bool first = true;
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  for(size_t i=0;i<args.size();i++) {
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    if (!first) ofs << ",";
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    ofs << "varargin{" << i+1 << "}";
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    first=false;
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  }
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  ofs << "); end" << endl;
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}
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/* ************************************************************************* */
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void Constructor::matlab_mfile(const string& toolboxPath, const string& className) {
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  string name = matlab_wrapper_name(className);
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  // open destination m-file
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  string wrapperFile = toolboxPath + "/" + name + ".m";
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  ofstream ofs(wrapperFile.c_str());
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  if(!ofs) throw CantOpenFile(wrapperFile);
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  if(verbose_) cerr << "generating " << wrapperFile << endl;
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  // generate code
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  emit_header_comment(ofs, "%");
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  ofs << "function result = " << name << "(obj";
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  if (args.size()) ofs << "," << args.names();
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  ofs << ")" << endl;
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  ofs << "  error('need to compile " << name << ".cpp');" << endl;
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  ofs << "end" << endl;
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  // close file
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  ofs.close();
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}
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/* ************************************************************************* */
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void Constructor::matlab_wrapper(const string& toolboxPath, 
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				 const string& className,
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				 const string& nameSpace) 
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{
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  string name = matlab_wrapper_name(className);
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  // open destination wrapperFile
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  string wrapperFile = toolboxPath + "/" + name + ".cpp";
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  ofstream ofs(wrapperFile.c_str());
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  if(!ofs) throw CantOpenFile(wrapperFile);
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  if(verbose_) cerr << "generating " << wrapperFile << endl;
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  // generate code
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  emit_header_comment(ofs, "//");
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  ofs << "#include <wrap/matlab.h>" << endl;
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  ofs << "#include <" << className << ".h>" << endl;
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  if (!nameSpace.empty()) ofs << "using namespace " << nameSpace << ";" << endl;
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  ofs << "void mexFunction(int nargout, mxArray *out[], int nargin, const mxArray *in[])" << endl;
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  ofs << "{" << endl;
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  ofs << "  checkArguments(\"" << name << "\",nargout,nargin," << args.size() << ");" << endl;
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  args.matlab_unwrap(ofs); // unwrap arguments
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  ofs << "  " << className << "* self = new " << className << "(" << args.names() << ");" << endl;
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  ofs << "  out[0] = wrap_constructed(self,\"" << className << "\");" << endl;
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  ofs << "}" << endl;
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  // close file
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  ofs.close();
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}
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/* ************************************************************************* */
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