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panda3d/dtool/src/interrogate/interfaceMakerPythonNative.cxx
Roger Hughston ac19f25620 *** empty log message ***
2005-05-27 01:20:46 +00:00

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// Filename: interfaceMakerPythonNative.cxx
////////////////////////////////////////////////////////////////////
//
// PANDA 3D SOFTWARE
// Copyright (c) 2001 - 2004, Disney Enterprises, Inc. All rights reserved
//
// All use of this software is subject to the terms of the Panda 3d
// Software license. You should have received a copy of this license
// along with this source code; you will also find a current copy of
// the license at http://etc.cmu.edu/panda3d/docs/license/ .
//
// To contact the maintainers of this program write to
// panda3d-general@lists.sourceforge.net .
//
////////////////////////////////////////////////////////////////////
#include "interfaceMakerPythonNative.h"
#include "interrogateBuilder.h"
#include "interrogate.h"
#include "functionRemap.h"
#include "parameterRemapUnchanged.h"
#include "typeManager.h"
#include "interrogateDatabase.h"
#include "interrogateType.h"
#include "interrogateFunction.h"
#include "cppFunctionType.h"
#include "cppPointerType.h"
#include "cppTypeDeclaration.h"
#include "cppStructType.h"
#include "vector"
#include "cppParameterList.h"
#include "algorithm"
#include <set>
#include <map>
extern bool inside_python_native;
extern InterrogateType dummy_type;
extern std::string EXPORT_IMPORT_PREFEX;
#define CLASS_PREFEX "Dtool_"
#define INSTANCE_PREFEX "Dtool_"
#define BASE_INSTANCE_NAME "Dtool_PyInstDef"
#define MAX_COMMENT_SIZE 1024
/////////////////////////////////////////////////////////
// Name Remaper...
// Snagged from ffi py code....
/////////////////////////////////////////////////////////
struct RenameSet
{
char * _from;
char * _to;
int function_type;
};
struct FlagSet
{
char * _to;
int function_type;
};
///////////////////////////////////////////////////////////////////////////////////////
RenameSet methodRenameDictionary[] = {
"operator==" , "eq", 0,
"operator!=" , "ne", 0,
"operator<<" , "__lshift__", 0,
"operator>>" , "__rshift__", 0,
"operator<" , "lessThan", 0,
"operator>" , "greaterThan", 0,
"operator<=" , "lessThanOrEqual", 0,
"operator>=" , "greaterThanOrEqual", 0,
"operator=" , "assign", 0,
"operator()" , "__call__", 0,
"operator[]" , "__getitem__", 0,
"operator++" , "increment", 0,
"operator--" , "decrement", 0,
"operator^" , "__xor__", 0,
"operator%" , "__mod__", 0,
"operator!" , "logicalNot", 0,
"operator~" , "bitwiseNot", 0,
"operator&" , "__and__", 0,
"operator&&" , "logicalAnd", 0,
"operator|" , "__or__", 0,
"operator||" , "logicalOr", 0,
"operator+" , "__add__", 0,
"operator-" , "__sub__", 0,
"operator*" , "__mul__", 0,
"operator/" , "__div__", 0,
"operator+=" , "__iadd__", 1,
"operator-=" , "__isub__", 1,
"operator*=" , "__imul__", 1,
"operator/=" , "__idiv__", 1,
"operator," , "concatenate", 0,
"operator|=" , "__ior__", 1,
"operator&=" , "__iand__", 1,
"operator^=" , "__ixor__", 1,
"operator~=" , "bitwiseNotEqual", 0,
"operator->" , "dereference", 0,
"operator<<=" , "__ilshift__", 1,
"operator>>=" , "__irshift__", 1,
"print" , "Cprint", 0,
"CInterval.setT" , "_priv__cSetT", 0,
NULL,NULL,-1
};
char * InPlaceSet[] = {
"__iadd__",
"__isub__",
"__imul__",
"__idiv__",
"__ior__",
"__iand__",
"__ixor__",
"__ilshift__",
"__irshift__",
NULL,
};
///////////////////////////////////////////////////////////////////////////////////////
RenameSet classRenameDictionary[] = {
"Loader" , "PandaLoader",0,
"String" , "CString",0,
"LMatrix4f" , "Mat4",0,
"LMatrix3f" , "Mat3",0,
"LVecBase4f" , "VBase4",0,
"LVector4f" , "Vec4",0,
"LPoint4f" , "Point4",0,
"LVecBase3f" , "VBase3",0,
"LVector3f" , "Vec3",0,
"LPoint3f" , "Point3",0,
"LVecBase2f" , "VBase2",0,
"LVector2f" , "Vec2",0,
"LPoint2f" , "Point2",0,
"LQuaternionf" , "Quat",0,
"LMatrix4d" , "Mat4D",0,
"LMatrix3d" , "Mat3D",0,
"LVecBase4d" , "VBase4D",0,
"LVector4d" , "Vec4D",0,
"LPoint4d" , "Point4D",0,
"LVecBase3d" , "VBase3D",0,
"LVector3d" , "Vec3D",0,
"LPoint3d" , "Point3D",0,
"LVecBase2d" , "VBase2D",0,
"LVector2d" , "Vec2D",0,
"LPoint2d" , "Point2D",0,
"LQuaterniond" , "QuatD",0,
"Plane" , "PlaneBase",0,
"Planef" , "Plane",0,
"Planed" , "PlaneD",0,
"Frustum" , "FrustumBase",0,
"Frustumf" , "Frustum",0,
"Frustumd" , "FrustumD",0,
NULL,NULL,-1
};
///////////////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////////////
char * pythonKeywords[] = {
"and",
"del",
"for",
"is",
"raise",
"assert",
"elif",
"from",
"lambda",
"return",
"break",
"else",
"global",
"not",
"try",
"class",
"except",
"if",
"or",
"while",
"continue",
"exec",
"import",
"pass",
"def",
"finally",
"in",
"print",
NULL};
///////////////////////////////////////////////////////////////////////////////////////
std::string checkKeyword(std::string & cppName)
{
for(int x = 0; pythonKeywords[x] != NULL; x++)
{
if(cppName == pythonKeywords[x])
{
return std::string("_")+cppName;
}
}
return cppName;
}
///////////////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////////////
std::string classNameFromCppName(const std::string &cppName)
{
//# initialize to empty string
std::string className = "";
//# These are the characters we want to strip out of the name
const std::string badChars("!@#$%^&*()<>,.-=+~{}? ");
int nextCap = 0;
int firstChar = 1;
for(std::string::const_iterator chr = cppName.begin(); chr != cppName.end(); chr++)
{
if (badChars.find(*chr) != std::string::npos)
{
}
else if (*chr == '_')
{
nextCap = 1;
}
else if (nextCap || firstChar)
{
className += toupper(*chr);
nextCap = 0;
firstChar = 0;
}
else
{
className += * chr;
}
}
for(int x = 0; classRenameDictionary[x]._from != NULL; x++)
{
if(className == classRenameDictionary[x]._from)
className = classRenameDictionary[x]._to;
}
if (className.empty())
{
std::string text = "** ERROR ** Renaming class: " + cppName + " to empty string";
printf("%s",text.c_str());
}
//# FFIConstants.notify.debug('Renaming class: ' + cppName + ' to: ' + className)
//# Note we do not have to check for keywords because class name are capitalized
return className;
}
///////////////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////////////
std::string nonClassNameFromCppName(const std::string &cppName_in)
{
std::string className = classNameFromCppName(cppName_in);
//# Make the first character lowercase
std::string newName;
int pass = 0;
for(std::string::const_iterator chr = className.begin(); chr != className.end(); chr++)
{
if(pass == 0)
newName += toupper(*chr);
else
newName += tolower(*chr);
pass++;
}
//# Mangle names that happen to be python keywords so they are not anymore
//newName = checkKeyword(newName)
return newName;
}
///////////////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////////////
std::string methodNameFromCppName(std::string cppName, const std::string &className)
{
std::string methodName;
std::string badChars(" ");
int nextCap = 0;
for(std::string::const_iterator chr = cppName.begin(); chr != cppName.end(); chr++)
{
if (badChars.find(*chr) != std::string::npos)
{
}
else if (*chr == '_')
{
nextCap = 1;
}
else if (nextCap)
{
methodName += toupper(*chr);
nextCap = 0;
}
else
{
methodName += *chr;
}
}
std::string LookUpName = methodName;
for(int x = 0; classRenameDictionary[x]._from != NULL; x++)
{
if(methodName == methodRenameDictionary[x]._from || (cppName == methodRenameDictionary[x]._from && methodRenameDictionary[x].function_type != 0) )
{
methodName = methodRenameDictionary[x]._to;
}
}
if(className.size() > 0)
{
LookUpName = className + '.' + methodName;
for(int x = 0; classRenameDictionary[x]._from != NULL; x++)
{
if(methodName == methodRenameDictionary[x]._from)
methodName = methodRenameDictionary[x]._to;
}
}
// # Mangle names that happen to be python keywords so they are not anymore
methodName = checkKeyword(methodName);
return methodName;
}
///////////////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////////////
std::string make_safe_comment(const std::string & name_in)
{
std::string name(name_in.substr(0,MAX_COMMENT_SIZE));
static const char safe_chars2[] = ",.[](){}:;'`~!@#$%^&*+\\=/abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_- ";
std::string result = name;
size_t pos = result.find_first_of("\\");
while (pos != std::string::npos)
{
result.replace(pos,1,"_");
pos = result.find_first_of("\\");
}
pos = result.find_first_of("\n");
while (pos != std::string::npos)
{
result.replace(pos,1,"\\n");
pos = result.find_first_of("\n");
}
pos = result.find_first_not_of(safe_chars2);
while (pos != std::string::npos)
{
result[pos] = ' ';
pos = result.find_first_not_of(safe_chars2);
}
return result;
}
///////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
std::string make_safe_name(const std::string & name)
{
return InterrogateBuilder::clean_identifier(name);
static const char safe_chars2[] = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_";
std::string result = name;
size_t pos = result.find_first_not_of(safe_chars2);
while (pos != std::string::npos)
{
result[pos] = '_';
pos = result.find_first_not_of(safe_chars2);
}
return result;
}
bool isInplaceFunction(const std::string &cppName)
{
std::string wname = methodNameFromCppName(cppName,"");
for(int x = 0; InPlaceSet[x] != NULL; x++)
if(InPlaceSet[x] == wname)
return true;
return false;
}
///////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
void InterfaceMakerPythonNative::GetValideChildClasses( std::map< std::string ,CastDetails > &answer, CPPStructType * inclass, const std::string &up_cast_seed, bool downcastposible)
{
if(inclass == NULL)
return;
CPPStructType::Derivation::const_iterator bi;
for (bi = inclass->_derivation.begin();
bi != inclass->_derivation.end();
++bi)
{
const CPPStructType::Base &base = (*bi);
// if (base._vis <= V_public)
// downcastposible = false;
CPPStructType *base_type = TypeManager::resolve_type(base._base)->as_struct_type();
if(base_type != NULL)
{
std::string scoped_name = base_type->get_fully_scoped_name();
if(answer.find(scoped_name) == answer.end())
{
answer[scoped_name]._can_downcast = downcastposible;
answer[scoped_name]._to_class_name = scoped_name;
answer[scoped_name]._structType = base_type;
if(base._is_virtual)
answer[scoped_name]._can_downcast = false;
std::string local_up_cast("( ");
local_up_cast += scoped_name + " *)"+ up_cast_seed +"";
answer[scoped_name]._up_cast_string = local_up_cast;
answer[scoped_name]._is_legal_py_class = isCppTypeLegal(base_type);
}
else
{
answer[scoped_name]._can_downcast = false;
}
GetValideChildClasses(answer,base_type, answer[scoped_name]._up_cast_string,answer[scoped_name]._can_downcast);
}
}
}
///////////////////////////////////////////////////////////////////////////////
// Function : WriteReturnInstance
//
///////////////////////////////////////////////////////////////////////////////
void InterfaceMakerPythonNative::WriteReturnInstance(ostream &out, int indent_level, std::string &return_expr, std::string &ows_memory_flag, const std::string &class_name, CPPType *ctype, bool inplace)
{
if(inplace == true)
{
indent(out, indent_level)<<"Py_INCREF(self);\n";
indent(out, indent_level)<<"return self;\n";
}
else
{
indent(out, indent_level)<<"if("<< return_expr<< " == NULL)\n";
indent(out, indent_level)<<"{\n";
indent(out, indent_level)<<" Py_INCREF(Py_None);\n";
indent(out, indent_level)<<" return Py_None;\n";
indent(out, indent_level)<<"}\n";
if(IsPandaTypedObject(ctype->as_struct_type()))
{
std::string typestr = "((TypedObject *)" + return_expr + ")->get_type_index()";
indent(out, indent_level)<<"return DTool_CreatePyInstanceTyped((void *)" << return_expr <<"," << CLASS_PREFEX << make_safe_name(class_name) << ","<< ows_memory_flag<<","<<typestr<<");\n";
}
else
{
// indent(out, indent_level)<< "if(" << return_expr <<"!= NULL)\n";
indent(out, indent_level)
<<"return DTool_CreatePyInstance((void *)" << return_expr <<"," << CLASS_PREFEX << make_safe_name(class_name) << ","<<ows_memory_flag<<");\n";
}
}
}
////////////////////////////////////////////////////////////////////
// Function: InterfaceMakerPythonNative::Constructor
// Access: Public
// Description:
////////////////////////////////////////////////////////////////////
InterfaceMakerPythonNative::
InterfaceMakerPythonNative(InterrogateModuleDef *def) :
InterfaceMakerPython(def)
{
}
////////////////////////////////////////////////////////////////////
// Function: InterfaceMakerPythonNative::Destructor
// Access: Public, Virtual
// Description:
////////////////////////////////////////////////////////////////////
InterfaceMakerPythonNative::
~InterfaceMakerPythonNative() {
}
////////////////////////////////////////////////////////////////////
// Function: InterfaceMakerPythonNative::write_prototypes
// Access: Public, Virtual
// Description: Generates the list of function prototypes
// corresponding to the functions that will be output in
// write_functions().
////////////////////////////////////////////////////////////////////
void InterfaceMakerPythonNative::write_prototypes(ostream &out_code,ostream *out_h)
{
inside_python_native = true;
Functions::iterator fi;
if(out_h != NULL)
*out_h << "#include \"py_panda.h\"\n\n";
out_code << "//********************************************************************\n";
out_code << "//*** prototypes for .. Glabal\n";
out_code << "//********************************************************************\n";
for (fi = _functions.begin(); fi != _functions.end(); ++fi)
{
Function *func = (*fi);
// if(!func->_itype.is_global() && isFunctionLegal(func))
// write_prototype_for(out_code, func);
}
Objects::iterator oi;
for (oi = _objects.begin(); oi != _objects.end(); ++oi)
{
Object *object = (*oi).second;
if(object->_itype.is_class() ||object->_itype.is_struct())
{
if(isCppTypeLegal(object->_itype._cpptype))
{
if(isExportThisRun(object->_itype._cpptype))
{
write_prototypes_class(out_code,out_h,object);
}
else
//write_prototypes_class_external(out_code,object);
_external_imports.insert(make_safe_name(object->_itype.get_scoped_name()));
}
}
}
out_code << "//********************************************************************\n";
out_code << "//*** prototypes for .. Extrernal Objects \n";
out_code << "//********************************************************************\n";
for(std::set< std::string >::iterator ii = _external_imports.begin(); ii != _external_imports.end(); ii++)
out_code << "IMPORT_THIS struct Dtool_PyTypedObject Dtool_" <<*ii <<";\n";
inside_python_native = false;
}
/////////////////////////////////////////////////////////////////////////////////////////////
// Function : write_prototypes_class_external
//
// Description : Output enough enformation to a declartion of a externally
// generated dtool type object
/////////////////////////////////////////////////////////////////////////////////////////////
void InterfaceMakerPythonNative::write_prototypes_class_external(ostream &out, Object * obj)
{
std::string class_name = make_safe_name(obj->_itype.get_scoped_name());
std::string c_class_name = obj->_itype.get_true_name();
out << "//********************************************************************\n";
out << "//*** prototypes for external.. " << class_name <<"\n";
out << "//********************************************************************\n";
out << "typedef "<< c_class_name <<" "<< class_name <<"_localtype;\n";
out << "Define_Module_Class_Forward("<< _def->module_name << ", "<< class_name << "," << class_name <<"_localtype,"<< classNameFromCppName(c_class_name) << ");\n";
}
///////////////////////////////////////// ////////////////////////////////////////////////////
// Function : write_prototypes_class
//
/////////////////////////////////////////////////////////////////////////////////////////////
void InterfaceMakerPythonNative::write_prototypes_class(ostream &out_code,ostream *out_h, Object * obj)
{
std::string ClassName = make_safe_name(obj->_itype.get_scoped_name());
Functions::iterator fi;
out_code << "//********************************************************************\n";
out_code << "//*** prototypes for .. " << ClassName <<"\n";
out_code << "//********************************************************************\n";
for (fi = obj->_methods.begin(); fi != obj->_methods.end(); ++fi)
{
Function *func = (*fi);
// write_prototype_for(out_code, func);
}
for (fi = obj->_constructors.begin(); fi != obj->_constructors.end(); ++fi)
{
Function *func = (*fi);
std::string fname = "int Dtool_Init_"+ClassName+"(PyObject *self, PyObject *args, PyObject *kwds)";
//write_prototype_for_name(out_code, func,fname);
}
write_ClasseDeclarations(out_code,out_h,obj);
}
////////////////////////////////////////////////////////////////////
// Function: InterfaceMakerPythonNative::write_functions
// Access: Public, Virtual
// Description: Generates the list of functions that are appropriate
// for this interface. This function is called *before*
// write_prototypes(), above.
////////////////////////////////////////////////////////////////////
void InterfaceMakerPythonNative::write_functions(ostream &out)
{
inside_python_native = true;
out << "//********************************************************************\n";
out << "//*** Functions for .. Global \n" ;
out << "//********************************************************************\n";
Functions::iterator fi;
for (fi = _functions.begin(); fi != _functions.end(); ++fi)
{
Function *func = (*fi);
if(!func->_itype.is_global() && isFunctionLegal(func))
write_function_for_top(out, func,"");
}
Objects::iterator oi;
for (oi = _objects.begin(); oi != _objects.end(); ++oi)
{
Object *object = (*oi).second;
if(object->_itype.is_class() ||object->_itype.is_struct())
{
if(isCppTypeLegal(object->_itype._cpptype))
if(isExportThisRun(object->_itype._cpptype))
write_ClasseDetails(out,object);
}
}
// Objects::iterator oi;
for (oi = _objects.begin(); oi != _objects.end(); ++oi)
{
Object *object = (*oi).second;
if(!object->_itype.get_outer_class())
{
if(object->_itype.is_class() ||object->_itype.is_struct())
if(isCppTypeLegal(object->_itype._cpptype))
if(isExportThisRun(object->_itype._cpptype))
write_module_class(out,object);
}
}
inside_python_native = true;
}
////////////////////////////////////////////////////////////
// Function : write_ClasseDetails
////////////////////////////////////////////////////////////
void InterfaceMakerPythonNative::write_ClasseDetails(ostream &out, Object * obj)
{
Functions::iterator fi;
//std::string cClassName = obj->_itype.get_scoped_name();
std::string ClassName = make_safe_name(obj->_itype.get_scoped_name());
std::string cClassName = obj->_itype.get_true_name();
out << "//********************************************************************\n";
out << "//*** Functions for .. "<< cClassName <<" \n" ;
out << "//********************************************************************\n";
for (fi = obj->_methods.begin(); fi != obj->_methods.end(); ++fi)
{
Function *func = (*fi);
if( (func))
{
ostringstream GetThis;
GetThis << " "<<cClassName << " * local_this = NULL;\n";
GetThis << " DTOOL_Call_ExtractThisPointerForType(self,&Dtool_"<< ClassName<<",(void **)&local_this);\n";
GetThis << " if(local_this == NULL)\n";
GetThis << " {\n";
GetThis << " if(!PyTuple_Check(args))\n";
GetThis << " {\n";
GetThis << " PyObject * temp = args;\n";
GetThis << " args = self;\n";
GetThis << " self = temp;\n";
GetThis << " DTOOL_Call_ExtractThisPointerForType(self,&Dtool_"<< ClassName<<",(void **)&local_this);\n";
GetThis << " }\n";
GetThis << " if(local_this == NULL)\n";
GetThis << " {\n";
GetThis << " PyErr_SetString(PyExc_TypeError, \"Error extracting 'this' pointer. Self is not a " << cClassName << "\");\n";
GetThis << " return (PyObject *) NULL;\n" ;
GetThis << " }\n";
GetThis << " };\n";
write_function_for_top(out, func,GetThis.str());
}
}
// bool AnyLeganConstructors;
if(obj->_constructors.size() == 0)
{
std::string fname = "int Dtool_Init_"+ClassName+"(PyObject *self, PyObject *args, PyObject *kwds)";
out << fname << "\n";
out << "{\n";
out << " PyErr_SetString(PyExc_TypeError, \"Error Can Not Init Constant Class (" << cClassName << ")\");\n";
out << " return -1;\n" ;
out << "}\n";
}
else
{
for (fi = obj->_constructors.begin(); fi != obj->_constructors.end(); ++fi)
{
Function *func = (*fi);
std::string fname = "int Dtool_Init_"+ClassName+"(PyObject *self, PyObject *args, PyObject *kwds) ";
write_function_for_name(out, func,fname,"",ClassName);
}
}
InterrogateDatabase *idb = InterrogateDatabase::get_ptr();
std::map< string ,CastDetails > details;
std::map< string ,CastDetails >::iterator di;
TypeIndex pp_type_index = builder.get_type(TypeManager::unwrap(TypeManager::resolve_type(obj->_itype._cpptype)),false);
GetValideChildClasses(details,obj->_itype._cpptype->as_struct_type());
for(di = details.begin(); di != details.end(); di++)
{
//InterrogateType ptype =idb->get_type(di->first);
if(di->second._is_legal_py_class && !isExportThisRun(di->second._structType))
_external_imports.insert(make_safe_name(di->second._to_class_name));
//out << "IMPORT_THIS struct Dtool_PyTypedObject Dtool_" << make_safe_name(di->second._to_class_name) <<";\n";
}
{ // the Cast Converter
out << "inline void * Dtool_UpcastInterface_"<< ClassName << "(PyObject *self, Dtool_PyTypedObject *requested_type)\n";
out << "{\n";
out << " Dtool_PyTypedObject *SelfType = ((Dtool_PyInstDef *)self)->_My_Type;\n";
out << " if(SelfType != &Dtool_" << ClassName <<")\n";
out << " {\n";
out << " printf(\""<<ClassName<<" ** Bad Source Type-- Requesting Conversion from %s to %s\\n\",((Dtool_PyInstDef *)self)->_My_Type->_name,requested_type->_name);fflush(NULL);\n";;
out << " return NULL;\n";
out << " }\n";
out << " \n";
out << " "<<cClassName<<" * local_this = (" << cClassName<<" *)((Dtool_PyInstDef *)self)->_ptr_to_object;\n";
out << " if(requested_type == &Dtool_"<<ClassName<<")\n";
out << " return local_this;\n";
InterrogateDatabase *idb = InterrogateDatabase::get_ptr();
for(di = details.begin(); di != details.end(); di++)
{
if(di->second._is_legal_py_class)
{
out << " if(requested_type == &Dtool_"<<make_safe_name(di->second._to_class_name)<<")\n";
out << " return "<< di->second._up_cast_string << " local_this;\n";
}
}
out << " return NULL;\n";
out << "}\n";
out << "inline void * Dtool_DowncastInterface_"<< ClassName << "(void *from_this, Dtool_PyTypedObject *from_type)\n";
out << "{\n";
out << " if(from_this == NULL || from_type == NULL)\n";
out << " return NULL;\n";
out << " if(from_type == &Dtool_" << ClassName<<")\n";
out << " return from_this;\n";
for(di = details.begin(); di != details.end(); di++)
{
if(di->second._can_downcast && di->second._is_legal_py_class)
{
out << " if(from_type == &Dtool_"<<make_safe_name(di->second._to_class_name)<<")\n";
out << " {\n";
out << " "<< di->second._to_class_name << "* other_this = ("<< di->second._to_class_name << "*)from_this;\n" ;
out << " return ("<< cClassName << "*)other_this;\n";
out << " }\n";
}
}
out << " return (void *) NULL;\n";
out << "}\n";
}
}
////////////////////////////////////////////////////////////
/// Function : write_ClasseDeclarations
//
//
////////////////////////////////////////////////////////////
void InterfaceMakerPythonNative::write_ClasseDeclarations(ostream &out, ostream *out_h,Object * obj )
{
const InterrogateType &itype = obj->_itype;
std::string class_name = make_safe_name(obj->_itype.get_scoped_name());
std::string c_class_name = itype.get_true_name();
std::string class_struct_name = std::string(CLASS_PREFEX) +class_name;
out << "typedef "<< c_class_name <<" "<< class_name <<"_localtype;\n";
if(obj->_constructors.size() >0)
{
if(TypeManager::is_reference_count(obj->_itype._cpptype))
{
out << "Define_Module_ClassRef("<< _def->module_name<<"," << class_name << "," << class_name <<"_localtype,"<< classNameFromCppName(c_class_name) <<");\n";
}
else
{
out << "Define_Module_Class("<<_def->module_name << "," << class_name << "," <<class_name <<"_localtype,"<< classNameFromCppName(c_class_name) <<");\n";
}
}
else
{
if(TypeManager::is_reference_count(obj->_itype._cpptype))
{
out << "Define_Module_ClassRef_Private("<<_def->module_name << "," << class_name << "," << class_name <<"_localtype,"<< classNameFromCppName(c_class_name) <<");\n";
}
else
{
out << "Define_Module_Class_Private("<<_def->module_name<< "," << class_name << "," << class_name <<"_localtype,"<< classNameFromCppName(c_class_name) << ");\n";
}
}
if(out_h != NULL)
*out_h << "extern \"C\" " << EXPORT_IMPORT_PREFEX << " struct Dtool_PyTypedObject Dtool_" << class_name <<";\n";
}
////////////////////////////////////////////////////////////////////
// Function: InterfaceMakerPythonNative::write_module
// Access: Public, Virtual
// Description: Generates whatever additional code is required to
// support a module file.
////////////////////////////////////////////////////////////////////
void InterfaceMakerPythonNative::write_sub_module(ostream &out, Object *obj)
{
//Object * obj = _objects[_embeded_index] ;
std::string ClassName = make_safe_name(obj->_itype.get_scoped_name());
out << "//********************************************************************\n";
out << "//*** Module Init Updcall .." << obj->_itype.get_scoped_name() << "\n";
out << "//********************************************************************\n";
out << " Dtool_PyModuleClassInit_"<< ClassName <<"(module);\n";
}
/////////////////////////////////////////////////////////////////////////////
// Function : write_module_support
/////////////////////////////////////////////////////////////////////////////
void InterfaceMakerPythonNative::write_module_support(ostream &out,ostream *out_h,InterrogateModuleDef *moduledefdef)
{
out << "//********************************************************************\n";
out << "//*** Module Object Linker .. \n";
out << "//********************************************************************\n";
out << "static void BuildInstants(PyObject * module)\n";
out << "{\n";
Objects::iterator oi;
for (oi = _objects.begin(); oi != _objects.end(); ++oi)
{
Object *object = (*oi).second;
if(!object->_itype.get_outer_class())
{
if(object->_itype.is_enum())
{
int enum_count = object->_itype.number_of_enum_values();
if(enum_count > 0)
{
out << "//********************************************************************\n";
out << "//*** Module Enums .." << object->_itype.get_scoped_name() << "\n";
out << "//********************************************************************\n";
}
for(int xx = 0; xx< enum_count; xx++)
out << " PyModule_AddIntConstant(module,\"" << classNameFromCppName(object->_itype.get_enum_value_name(xx)) <<"\","<< object->_itype.get_enum_value(xx) << ");\n";
}
}
}
InterrogateDatabase *idb = InterrogateDatabase::get_ptr();
int num_manifests = idb->get_num_global_manifests();
for (int mi = 0; mi < num_manifests; mi++)
{
ManifestIndex manifest_index = idb->get_global_manifest(mi);
const InterrogateManifest &iman = idb->get_manifest(manifest_index);
if (iman.has_getter())
{
FunctionIndex func_index = iman.get_getter();
record_function(dummy_type, func_index);
}
if(iman.has_int_value())
out << " PyModule_AddIntConstant(module,\"" << classNameFromCppName(iman.get_name()) <<"\","<< iman.get_int_value() << ");\n";
else
out << " PyModule_AddStringConstant(module,\"" << classNameFromCppName(iman.get_name()) <<"\",\""<< iman.get_definition().c_str() << "\");\n";
}
for (oi = _objects.begin(); oi != _objects.end(); ++oi)
{
Object *object = (*oi).second;
if(!object->_itype.get_outer_class())
{
if(object->_itype.is_class() ||object->_itype.is_struct())
if(isCppTypeLegal(object->_itype._cpptype))
if(isExportThisRun(object->_itype._cpptype))
write_sub_module(out,object);
}
}
out << "//********************************************************************\n";
out << "//*** Module Init Updcall .. Externally Defined Class\n";
out << "//********************************************************************\n";
for(std::set< std::string >::iterator ii = _external_imports.begin(); ii != _external_imports.end(); ii++)
out << "Dtool_" <<*ii <<"._Dtool_ClassInit(NULL);\n";
out << "}\n";
bool force_base_functions = true;
out << "static PyMethodDef python_simple_funcs[] = {\n";
Functions::iterator fi;
for (fi = _functions.begin(); fi != _functions.end(); ++fi)
{
Function *func = (*fi);
if(!func->_itype.is_global() && isFunctionLegal(func))
{
{
out << " { \"" << methodNameFromCppName( func->_ifunc.get_name(),"") << "\", &"
<< func->_name << ", METH_VARARGS ," << func->_name << "_comment},\n";
}
}
}
if(force_base_functions)
{
out << " //Support Function For Dtool_types ... for know in each module ??\n";
out << " {\"Dtool_BarrowThisRefrence\", &Dtool_BarrowThisRefrence,METH_VARARGS,\"Used to barrow 'this' poiner ( to, from)\\n Assumes no ownership\"}, \n";
out << " {\"Dtool_AddToDictionary\", &Dtool_AddToDictionary,METH_VARARGS,\"Used to Items Into a types (tp_dict)\"}, \n";
}
out << " { NULL, NULL ,0,NULL}\n" << "};\n\n";
out << "struct LibrayDef " << moduledefdef->library_name <<"_moddef = {python_simple_funcs,BuildInstants};\n";
if(out_h != NULL)
*out_h << "extern struct LibrayDef " << moduledefdef->library_name <<"_moddef;\n";
}
/////////////////////////////////////////////////////////////////////////////
///// Function : write_module
/////////////////////////////////////////////////////////////////////////////
void InterfaceMakerPythonNative::write_module(ostream &out,ostream *out_h, InterrogateModuleDef *moduledefdef)
{
InterfaceMakerPython::write_module(out,out_h, moduledefdef);
Objects::iterator oi;
out << "//********************************************************************\n";
out << "//*** Py Init Code For .. GlobalScope\n" ;
out << "//********************************************************************\n";
out << "#ifdef _WIN32\n"
<< "extern \"C\" __declspec(dllexport) void init" << moduledefdef->module_name << "();\n"
<< "#else\n"
<< "extern \"C\" void init" << moduledefdef->module_name << "();\n"
<< "#endif\n\n";
out << "void init" << moduledefdef->module_name << "() {\n";
out << " LibrayDef * refs[] = {&" << moduledefdef->library_name << "_moddef,NULL};\n";
out << " Dtool_PyModuleInitHelper(refs,\"" << moduledefdef->module_name << "\");\n";
out << "}\n\n";
}
////////////////////////////////////////////////////////////////////
/// Function : GetSlotedFunctinDef
//
// This function is used to define special behavior for class functions..
// main use is to encode the slot pointer logic and function call
// conventions for the slaot interface..
////////////////////////////////////////////////////////////////////
bool GetSlotedFunctinDef(const std::string &thimputstring, std::string &answer_location, int &wraper_type)
{
wraper_type = -1;
if(thimputstring.size() > 4 && thimputstring[0] == '_' && thimputstring[1] == '_')
{
if(thimputstring == "__add__")
{
answer_location = "tp_as_number->nb_add";
return true;
}
if(thimputstring == "__sub__")
{
answer_location = "tp_as_number->nb_subtract";
return true;
}
if(thimputstring == "__mul__")
{
answer_location = "tp_as_number->nb_multiply";
return true;
}
if(thimputstring == "__div__")
{
answer_location = "tp_as_number->nb_divide";
return true;
}
if(thimputstring == "__mod__")
{
answer_location = "tp_as_number->nb_remainder";
return true;
}
if(thimputstring == "__lshift__")
{
answer_location = "tp_as_number->nb_lshift";
return true;
}
if(thimputstring == "__rshift__")
{
answer_location = "tp_as_number->nb_rshift";
return true;
}
if(thimputstring == "__xor__")
{
answer_location = "tp_as_number->nb_xor";
return true;
}
if(thimputstring == "__and__")
{
answer_location = "tp_as_number->nb_and";
return true;
}
if(thimputstring == "__or__")
{
answer_location = "tp_as_number->nb_or";
return true;
}
if(thimputstring == "__iadd__")
{
answer_location = "tp_as_number->nb_inplace_add";
return true;
}
if(thimputstring == "__isub__")
{
answer_location = "tp_as_number->nb_inplace_subtract";
return true;
}
if(thimputstring == "__imul__")
{
answer_location = "tp_as_number->nb_inplace_multiply";
return true;
}
if(thimputstring == "__idiv__")
{
answer_location = "tp_as_number->nb_inplace_divide";
return true;
}
if(thimputstring == "__imod__")
{
answer_location = ".tp_as_number->nb_inplace_remainder";
return true;
}
if(thimputstring == "__ilshift__")
{
answer_location = "tp_as_number->nb_inplace_lshift";
return true;
}
if(thimputstring == "__irshift__")
{
answer_location = "tp_as_number->nb_inplace_rshift";
return true;
}
if(thimputstring == "__iand__")
{
answer_location = "tp_as_number->nb_inplace_and";
return true;
}
if(thimputstring == "__ixor__")
{
answer_location = "tp_as_number->nb_inplace_xor";
return true;
}
if(thimputstring == "__int__")
{
answer_location = "tp_as_number->nb_int";
wraper_type = 2;
return true;
}
// if(thimputstring == "__coerce__")
// {
// answer_location = "tp_as_number->nb_coerce";
// return true;
// }
// mapping methods
if(thimputstring == "__getitem__")
{
answer_location = "tp_as_mapping->mp_subscript";
return true;
}
//Direct methods
if(thimputstring == "__call__")
{
answer_location = "tp_call";
wraper_type = 1;
return true;
}
}
return false;
};
/////////////////////////////////////////////////////////////////////////////////////////////
// Function :write_module_class
/////////////////////////////////////////////////////////////////////////////////////////////
void InterfaceMakerPythonNative::write_module_class(ostream &out, Object *obj)
{
bool has_local_hash = false;
bool has_local_repr = false;
bool has_local_str = false;
{
int num_nested = obj->_itype.number_of_nested_types();
for (int ni = 0; ni < num_nested; ni++)
{
TypeIndex nested_index = obj->_itype.get_nested_type(ni);
Object * nested_obj = _objects[nested_index];
if(nested_obj->_itype.is_class() ||nested_obj->_itype.is_struct())
{
write_module_class(out,nested_obj);
}
}
}
bool is_runtime_typed = IsPandaTypedObject(obj->_itype._cpptype->as_struct_type());
InterrogateDatabase *idb = InterrogateDatabase::get_ptr();
std::string ClassName = make_safe_name(obj->_itype.get_scoped_name());
std::string cClassName = obj->_itype.get_true_name();
std::string export_calss_name = classNameFromCppName(obj->_itype.get_name());
Functions::iterator fi;
out << "//********************************************************************\n";
out << "//*** Py Init Code For .. "<< ClassName <<" | " << export_calss_name <<"\n" ;
out << "//********************************************************************\n";
out << "PyMethodDef Dtool_Methods_"<< ClassName << "[]= {\n";
std::map<int , Function * > static_functions;
std::map<Function *, std::string > normal_Operator_functions;
std::map<Function *, std::pair< std::string , int> > wraped_Operator_functions;
// function Table
int x;
for (x = 0, fi = obj->_methods.begin(); fi != obj->_methods.end(); ++fi,x++)
{
Function *func = (*fi);
std::string temp0;
int temp1;
if(!GetSlotedFunctinDef( methodNameFromCppName( func->_ifunc.get_name(),export_calss_name),temp0,temp1))
{
out << " { \"" << methodNameFromCppName( func->_ifunc.get_name(),export_calss_name) << "\", &"
<< func->_name << ", METH_VARARGS ," << func->_name << "_comment},\n";
if(!isFunctionWithThis(func))
static_functions[x] = func;
}
else
{
if(temp1 > 0)
{
wraped_Operator_functions[func] = std::pair< std::string, int>(temp0,temp1);
out << " { \"" << methodNameFromCppName( func->_ifunc.get_name(),export_calss_name) << "\", &"
<< func->_name << ", METH_VARARGS ," << func->_name << "_comment},\n";
if(!isFunctionWithThis(func))
static_functions[x] = func;
}
else
{
normal_Operator_functions[func] = temp0;
out << " { \"" << methodNameFromCppName( func->_ifunc.get_name(),export_calss_name) << "\", &"
<< func->_name << ", METH_VARARGS ," << func->_name << "_comment},\n";
if(!isFunctionWithThis(func))
static_functions[x] = func;
}
}
}
out << " { NULL, NULL }\n"
<< "};\n\n";
int num_derivations = obj->_itype.number_of_derivations();
for (int di = 0; di < num_derivations; di++)
{
TypeIndex d_type_Index = obj->_itype.get_derivation(di);
if(!interrogate_type_is_unpublished(d_type_Index))
{
const InterrogateType &d_itype = idb->get_type(d_type_Index);
if(isCppTypeLegal(d_itype._cpptype))
{
if(!isExportThisRun(d_itype._cpptype))
{
_external_imports.insert(make_safe_name(d_itype.get_scoped_name().c_str()));
//out << "IMPORT_THIS struct Dtool_PyTypedObject Dtool_" << make_safe_name(d_itype.get_scoped_name().c_str()) <<";\n";
}
}
}
}
std::vector< std::string > bases;
for (int di = 0; di < num_derivations; di++)
{
TypeIndex d_type_Index = obj->_itype.get_derivation(di);
if(!interrogate_type_is_unpublished(d_type_Index))
{
const InterrogateType &d_itype = idb->get_type(d_type_Index);
if(isCppTypeLegal(d_itype._cpptype))
{
bases.push_back(make_safe_name(d_itype.get_scoped_name().c_str()));
}
}
}
{
std::map<Function *, std::pair< std::string , int> >::iterator rfi; // wraped_Operator_functions;
for(rfi = wraped_Operator_functions.begin(); rfi != wraped_Operator_functions.end(); rfi++)
{
if(rfi->second.second == 1)
{
Function *func = rfi->first;
out << "//////////////////\n";
out << "// Required TO Convert the calling Conventions.. \n";
out << "// " <<ClassName<< " ..." << rfi->second.first <<" = "<< methodNameFromCppName( func->_ifunc.get_name(),export_calss_name) <<"\n";
out << "//////////////////\n";
out << "PyObject * " << func->_name << methodNameFromCppName( func->_ifunc.get_name(),export_calss_name) << "( PyObject * self, PyObject * args, PyObject *dict)\n";
out << "{\n";
out << " return "<< func->_name <<"(self,args);\n";
out << "}\n\n";
}
else if(rfi->second.second == 2)
{
Function *func = rfi->first;
out << "//////////////////\n";
out << "// Required TO Convert the calling Conventions.. \n";
out << "// " <<ClassName<< " ..." << rfi->second.first <<" = "<< methodNameFromCppName( func->_ifunc.get_name(),export_calss_name) <<"\n";
out << "//////////////////\n";
out << "PyObject * " << func->_name << methodNameFromCppName( func->_ifunc.get_name(),export_calss_name) << "( PyObject * self)\n";
out << "{\n";
out << " return "<< func->_name <<"(self,Py_None);\n";
out << "}\n\n";
}
}
if(HasAGetKeyFunction(obj->_itype))
{
out << "//////////////////\n";
out << "// A LocalHash(getKey) Function for this type";
out << "// " <<ClassName << "\n";
out << "//////////////////\n";
out << "static long DTool_HashKey_"<<ClassName << "(PyObject * self)\n";
out << "{\n";
out << " "<<cClassName << " * local_this = NULL;\n";
out << " DTOOL_Call_ExtractThisPointerForType(self,&Dtool_"<< ClassName<<",(void **)&local_this);\n";
out << " if(local_this == NULL)\n";
out << " {\n";
out << " return -1;\n";
out << " };\n";
out << " return local_this->get_key();\n";
out << "}\n\n";
has_local_hash = true;
}
else
{
if(bases.size() == 0)
{
out << "//////////////////\n";
out << "// A LocalHash(This Pointer) Function for this type";
out << "// " <<ClassName << "\n";
out << "//////////////////\n";
out << "static long DTool_HashKey_"<<ClassName << "(PyObject * self)\n";
out << "{\n";
out << " "<<cClassName << " * local_this = NULL;\n";
out << " DTOOL_Call_ExtractThisPointerForType(self,&Dtool_"<< ClassName<<",(void **)&local_this);\n";
out << " if(local_this == NULL)\n";
out << " {\n";
out << " return -1;\n";
out << " };\n";
out << " return (long)local_this;\n";
out << "}\n\n";
has_local_hash = true;
}
}
if(NeedsAReprFunction(obj->_itype))
{
out << "//////////////////\n";
out << "// A __repr__ Function\n";
out << "// " <<ClassName << "\n";
out << "//////////////////\n";
out << "static PyObject * Dtool_Repr_"<<ClassName << "(PyObject * self)\n";
out << "{\n";
out << " "<<cClassName << " * local_this = NULL;\n";
out << " DTOOL_Call_ExtractThisPointerForType(self,&Dtool_"<< ClassName<<",(void **)&local_this);\n";
out << " if(local_this != NULL)\n";
out << " {\n";
out << " ostringstream os;\n";
out << " local_this->output(os);\n";
out << " return PyString_FromString(os.str().c_str());\n";
out << " };\n";
out << " return Py_BuildValue(\"\");\n";
out << "}\n";
has_local_repr = true;
}
if(NeedsAStrFunction(obj->_itype))
{
out << "//////////////////\n";
out << "// A __str__ Function\n";
out << "// " <<ClassName << "\n";
out << "//////////////////\n";
out << "static PyObject * Dtool_Str_"<<ClassName << "(PyObject * self)\n";
out << "{\n";
out << " "<<cClassName << " * local_this = NULL;\n";
out << " DTOOL_Call_ExtractThisPointerForType(self,&Dtool_"<< ClassName<<",(void **)&local_this);\n";
out << " if(local_this != NULL)\n";
out << " {\n";
out << " ostringstream os;\n";
out << " local_this->write(os);\n";
out << " return PyString_FromString(os.str().c_str());\n";
out << " };\n";
out << " return Py_BuildValue(\"\");\n";
out << "}\n";
has_local_str = true;
}
}
out << "void Dtool_PyModuleClassInit_" << ClassName << "(PyObject *module)\n";
out << "{\n";
out << " static bool initdone = false;\n";
out << " if(!initdone)\n";
out << " {\n";
out << " initdone = true;\n";
// out << " memset(Dtool_"<< ClassName << ".As_PyTypeObject().tp_as_number,0,sizeof(PyNumberMethods));\n";
// out << " memset(Dtool_"<< ClassName << ".As_PyTypeObject().tp_as_mapping,0,sizeof(PyMappingMethods));\n";
// out << " static Dtool_PyTypedObject *InheritsFrom[] = {";
if(bases.size() > 0)
{
out << " // Dependent Objects \n";
std::string format1= "";
std::string format2= "";
for(std::vector< std::string >::iterator bi = bases.begin(); bi != bases.end(); bi++)
{
format1 += "O";
format2 += ",&Dtool_" + *bi + ".As_PyTypeObject()";
out << " Dtool_"<< make_safe_name(*bi) << "._Dtool_ClassInit(NULL);\n";
}
out << " Dtool_"<<ClassName<<".As_PyTypeObject().tp_bases = Py_BuildValue(\"(" << format1 << ")\""<< format2 << ");\n";
}
out << " Dtool_" << ClassName << ".As_PyTypeObject().tp_dict = PyDict_New();\n";
out << " PyDict_SetItemString(Dtool_"<<ClassName <<".As_PyTypeObject().tp_dict,\"DtoolClassDict\",Dtool_"<<ClassName <<".As_PyTypeObject().tp_dict);\n";
// static function into dictionary with bogus self..
//
std::map<int , Function * >::iterator sfi;
for(sfi= static_functions.begin(); sfi != static_functions.end(); sfi++)
{
out << " // Static Method " << methodNameFromCppName( sfi->second->_ifunc.get_name(),export_calss_name) << "\n";
out << " PyDict_SetItemString(Dtool_" << ClassName << ".As_PyTypeObject().tp_dict,\"" ;
out << methodNameFromCppName( sfi->second->_ifunc.get_name(),export_calss_name) ;
out << "\",PyCFunction_New(&Dtool_Methods_"<< ClassName <<"[" << sfi->first << "],&Dtool_"<< ClassName<< ".As_PyObject()));\n";
}
// the standard call functions
std::map<Function *, std::string >::iterator ofi;
for(ofi = normal_Operator_functions.begin(); ofi != normal_Operator_functions.end(); ofi++)
{
Function *func = ofi->first;
out << " // " << ofi->second <<" = "<< methodNameFromCppName( func->_ifunc.get_name(),export_calss_name) <<"\n";
out << " Dtool_" << ClassName <<".As_PyTypeObject()." << ofi->second <<" = &" << func->_name <<";\n";
}
// wraped functions...
{
std::map<Function *, std::pair< std::string , int> >::iterator rfi; // wraped_Operator_functions;
for(rfi = wraped_Operator_functions.begin(); rfi != wraped_Operator_functions.end(); rfi++)
{
Function *func = rfi->first;
out << " // " << rfi->second.first <<" = "<< methodNameFromCppName( func->_ifunc.get_name(),export_calss_name) <<"\n";
out << " Dtool_" << ClassName <<".As_PyTypeObject()." << rfi->second.first <<" = &" << func->_name << methodNameFromCppName( func->_ifunc.get_name(),export_calss_name)<<";\n";
}
}
// __hash__
if(has_local_hash == true)
{
out << " // __hash__\n";
out << " Dtool_" << ClassName <<".As_PyTypeObject().tp_hash = &DTool_HashKey_"<<ClassName <<";\n";
}
if(has_local_repr == true)
{
out << " // __repr__\n";
out << " Dtool_" << ClassName <<".As_PyTypeObject().tp_repr = & Dtool_Repr_"<<ClassName <<";\n";
}
if(has_local_str == true)
{
out << " // __str__\n";
out << " Dtool_" << ClassName <<".As_PyTypeObject().tp_str = & Dtool_Str_"<<ClassName <<";\n";
}
else if(has_local_repr == true)
{
out << " // __str__ Repr Proxy\n";
out << " Dtool_" << ClassName <<".As_PyTypeObject().tp_repr = & Dtool_Repr_"<<ClassName <<";\n";
}
int num_nested = obj->_itype.number_of_nested_types();
for (int ni = 0; ni < num_nested; ni++)
{
TypeIndex nested_index = obj->_itype.get_nested_type(ni);
Object * nested_obj = _objects[nested_index];
if(nested_obj->_itype.is_class() ||nested_obj->_itype.is_struct())
{
std::string ClassName1 = make_safe_name(nested_obj->_itype.get_scoped_name());
std::string ClassName2 = make_safe_name(nested_obj->_itype.get_name());
out << " // Nested Object "<< ClassName1 << ";\n";
out << " Dtool_" << ClassName1 << "._Dtool_ClassInit(NULL);\n";
out << " PyDict_SetItemString(Dtool_" << ClassName << ".As_PyTypeObject().tp_dict,\"" << classNameFromCppName(ClassName2) <<"\",(PyObject *)&Dtool_" << ClassName1 << ".As_PyTypeObject());\n";
}
else
{
if(nested_obj->_itype.is_enum())
{
out << " // Enum "<< nested_obj->_itype.get_scoped_name() << ";\n";
int enum_count = nested_obj->_itype.number_of_enum_values();
for(int xx = 0; xx< enum_count; xx++)
out << " PyDict_SetItemString(Dtool_" << ClassName << ".As_PyTypeObject().tp_dict,\"" << classNameFromCppName(nested_obj->_itype.get_enum_value_name(xx)) <<"\",PyInt_FromLong("<< nested_obj->_itype.get_enum_value(xx) << "));\n";
}
}
}
out << " PyType_Ready(&Dtool_"<< ClassName << ".As_PyTypeObject());\n";
out << " PyDict_SetItemString(Dtool_"<<ClassName <<".As_PyTypeObject().tp_dict,\""<<export_calss_name<< "\",&Dtool_"<<ClassName <<".As_PyObject());\n";
if(is_runtime_typed)
out << " RegisterRuntimeClass(&Dtool_"<<ClassName<<","<< cClassName <<"::get_class_type().get_index());\n";
else
out << " RegisterRuntimeClass(&Dtool_"<<ClassName<<",-1);\n";
out << " Py_INCREF(&Dtool_"<< ClassName << ".As_PyTypeObject());\n";
out << " }\n";
out << " if(module != NULL)\n";
out << " {\n";
out << " Py_INCREF(&Dtool_"<< ClassName << ".As_PyTypeObject());\n";
out << " PyModule_AddObject(module, \""<<export_calss_name<<"\",(PyObject *)&Dtool_"<< ClassName << ".As_PyTypeObject());\n";
out << " }\n";
out << "}\n";
}
////////////////////////////////////////////////////////////////////
// Function: InterfaceMakerPythonNative::synthesize_this_parameter
// Access: Public, Virtual
// Description: This method should be overridden and redefined to
// return true for interfaces that require the implicit
// "this" parameter, if present, to be passed as the
// first parameter to any wrapper functions.
////////////////////////////////////////////////////////////////////
bool InterfaceMakerPythonNative::
synthesize_this_parameter() {
return true;
}
////////////////////////////////////////////////////////////////////
// Function: InterfaceMakerPythonNative::get_wrapper_prefix
// Access: Protected, Virtual
// Description: Returns the prefix string used to generate wrapper
// function names.
////////////////////////////////////////////////////////////////////
string InterfaceMakerPythonNative::
get_wrapper_prefix() {
return "Dtool_";
}
////////////////////////////////////////////////////////////////////
// Function: InterfaceMakerPythonNative::get_unique_prefix
// Access: Protected, Virtual
// Description: Returns the prefix string used to generate unique
// symbolic names, which are not necessarily C-callable
// function names.
////////////////////////////////////////////////////////////////////
string InterfaceMakerPythonNative::get_unique_prefix()
{
return "Dtool_";
}
////////////////////////////////////////////////////////////////////
// Function: InterfaceMakerPythonNative::record_function_wrapper
// Access: Protected, Virtual
// Description: Associates the function wrapper with its function in
// the appropriate structures in the database.
////////////////////////////////////////////////////////////////////
void InterfaceMakerPythonNative::record_function_wrapper(InterrogateFunction &ifunc, FunctionWrapperIndex wrapper_index)
{
ifunc._python_wrappers.push_back(wrapper_index);
}
////////////////////////////////////////////////////////////////////
// Function: InterfaceMakerPythonNative::write_prototype_for
// Access: Private
// Description: Writes the prototype for the indicated function.
////////////////////////////////////////////////////////////////////
void InterfaceMakerPythonNative::write_prototype_for(ostream &out, InterfaceMaker::Function *func)
{
std::string fname = "PyObject *"+func->_name+"(PyObject *self, PyObject *args)";
write_prototype_for_name(out,func,fname);
}
////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////
void InterfaceMakerPythonNative::write_prototype_for_name(ostream &out, InterfaceMaker::Function *func, const std::string &function_namename)
{
Function::Remaps::const_iterator ri;
// for (ri = func->_remaps.begin(); ri != func->_remaps.end(); ++ri) {
// FunctionRemap *remap = (*ri);
if (!output_function_names) {
// If we're not saving the function names, don't export it from
// the library.
out << "static ";
} else {
out << "extern \"C\" ";
}
out << function_namename <<";\n";
// }
}
////////////////////////////////////////////////////////////////////
// Function: InterfaceMakerPythonNative::write_function_for
// Access: Private
// Description: Writes the definition for a function that will call
// the indicated C++ function or method.
////////////////////////////////////////////////////////////////////
void InterfaceMakerPythonNative::write_function_for_top(ostream &out, InterfaceMaker::Function *func, const std::string &PreProcess)
{
std::string fname = "PyObject *"+func->_name+"(PyObject *self, PyObject *args)";
write_function_for_name(out,func,fname,PreProcess,"");
}
////////////////////////////////////////////////////////////////////
/// Function : write_function_for_name
//
// Wrap a complete name override function for Py.....
////////////////////////////////////////////////////////////////////
void InterfaceMakerPythonNative::write_function_for_name(
ostream &out1,
InterfaceMaker::Function *func,
const std::string &function_name,
const std::string &PreProcess,
const std::string &ClassName)
{
ostringstream forward_decl;
ostringstream out;
std::map<int , std::set<FunctionRemap *> > MapSets;
std::map<int , std::set<FunctionRemap *> >::iterator mii;
std::set<FunctionRemap *>::iterator sii;
Function::Remaps::const_iterator ri;
out1 << "/******************************************************************\n" << " * Python type method wrapper for\n";
for (ri = func->_remaps.begin(); ri != func->_remaps.end(); ++ri)
{
FunctionRemap *remap = (*ri);
if(isRemapLegal(*remap))
{
int parameter_size = remap->_parameters.size();
if(remap->_has_this && remap->_type != FunctionRemap::T_constructor)
parameter_size --;
MapSets[parameter_size].insert(remap);
out1 << " * ";
remap->write_orig_prototype(out1, 0);
out1 << "\n";
}
else
{
out1 << " * Rejected Remap [";
remap->write_orig_prototype(out1, 0);
out1 << "]\n";
}
}
out1 << " *******************************************************************/\n";
out << function_name << " {\n";
if(isFunctionWithThis(func))
out << PreProcess;
bool is_inplace = isInplaceFunction(func->_ifunc.get_name());
if(MapSets.empty())
return;
std::string FunctionComment = func->_ifunc._comment;
if(FunctionComment.size() > 2)
FunctionComment += "\n";
if(MapSets.size() > 1)
{
string expected_params;
std::string argString;
for(mii = MapSets.begin(); mii != MapSets.end(); mii ++)
{
if(MapSets.begin() != mii)
argString += ",";
char buffer[30];
sprintf(buffer,"%d",mii->first);
argString += buffer;
}
indent(out,4) << "int parameter_count = 1;\n";
indent(out,4) << "if(PyTuple_Check(args))\n";
indent(out,4) << " parameter_count = PyTuple_Size(args);\n" ;
indent(out,4) << "switch(parameter_count)\n";
indent(out,4) << "{\n";
bool constructor = false;
for(mii = MapSets.begin(); mii != MapSets.end(); mii ++)
{
indent(out,4) << "case(" << mii->first << "):\n";
indent(out,8) << "{\n";
write_function_forset(out,func,mii->second,expected_params,8,forward_decl,ClassName + function_name, is_inplace);
if((*mii->second.begin())->_type == FunctionRemap::T_constructor)
constructor = true;
indent(out,8)<< "}\n";
indent(out,8)<< "break;\n";
}
indent(out,4)<< "default:\n";
indent(out,8)<< "{\n";
//indent(out,12)<< "PyString_FromFormat(\"("<<methodNameFromCppName( func->_ifunc.get_name(),"") <<") Wrong Number Of Arguments(%d) must be: " << argString <<"\",parameter_count);\n";
indent(out,12)<< "PyErr_Format(PyExc_TypeError, \"("<<methodNameFromCppName( func->_ifunc.get_name(),"") <<") Wrong Number Of Arguments(%d) must be: " << argString <<"\",parameter_count);\n";
if (constructor)
indent(out,12) << "return -1;\n";
else
indent(out,12) << "return (PyObject *) NULL; \n";
indent(out,8)<< "}\n";
indent(out,8)<< "break;\n";
indent(out,4)<< "}\n";
out << " if(!PyErr_Occurred()) // let error pass on \n";
out << " PyErr_SetString(PyExc_TypeError, \"Arguments must match one of:\\n" << expected_params << " \"); \n";
if (constructor)
indent(out,4) << "return -1;\n";
else
indent(out,4) << "return (PyObject *) NULL; \n";
FunctionComment += expected_params;
}
else
{
string expected_params = "";
bool constructor = false;
for(mii = MapSets.begin(); mii != MapSets.end(); mii ++)
{
write_function_forset(out,func,mii->second,expected_params,4,forward_decl,ClassName + function_name,is_inplace);
if((*mii->second.begin())->_type == FunctionRemap::T_constructor)
constructor = true;
}
out << " if(!PyErr_Occurred())\n";
out << " PyErr_SetString(PyExc_TypeError, \"Must Match :\\n" << expected_params << " \"); \n";
if (constructor)
indent(out,4) << "return -1;\n";
else
indent(out,4) << "return (PyObject *) NULL; \n";
FunctionComment += expected_params;
}
out << "}\n\n";
out << "#ifndef NDEBUG\n";
out << "static char * " << func->_name << "_comment = \"" << make_safe_comment(FunctionComment) << " \";\n";
out << "#else\n";
out << "static char * " << func->_name << "_comment = \"" << "\";\n";
out << "#endif\n";
out << "\n";
out1 << forward_decl.str();
out1 << out.str();
}
////////////////////////////////////////////////////////
// Function : GetParnetDepth
//
// Support Function used to Sort the name based overrides.. For know must be complex to simple
////////////////////////////////////////////////////////
int GetParnetDepth(CPPType *type)
{
InterrogateDatabase *idb = InterrogateDatabase::get_ptr();
int answer = 0;
// printf(" %s\n",type->get_local_name().c_str());
if (TypeManager::is_basic_string_char(type)) {
} else if (TypeManager::is_bool(type)) {
} else if (TypeManager::is_unsigned_longlong(type)) {
} else if (TypeManager::is_longlong(type)) {
} else if (TypeManager::is_integer(type)) {
} else if (TypeManager::is_float(type)) {
} else if (TypeManager::is_char_pointer(type)) {
} else if (TypeManager::is_pointer_to_PyObject(type)) {
} else if (TypeManager::is_pointer(type) ||TypeManager::is_reference(type) || TypeManager::is_struct(type) )
{
answer ++;
int deepest = 0;
TypeIndex type_index = builder.get_type(TypeManager::unwrap(TypeManager::resolve_type(type)),false);
InterrogateDatabase *idb = InterrogateDatabase::get_ptr();
const InterrogateType &itype = idb->get_type(type_index);
if(itype.is_class() ||itype.is_struct())
{
int num_derivations = itype.number_of_derivations();
for (int di = 0; di < num_derivations; di++)
{
TypeIndex d_type_Index = itype.get_derivation(di);
const InterrogateType &d_itype = idb->get_type(d_type_Index);
int this_one = GetParnetDepth(d_itype._cpptype);
if(this_one > deepest)
deepest = this_one;
}
}
answer += deepest;
// printf(" Class Name %s %d\n",itype.get_name().c_str(),answer);
} else
{
int yy = 0;
}
// printf(" Class Name %s %d\n",itype.get_name().c_str(),answer);
return answer;
}
////////////////////////////////////////////////////////
// The Core sort function for remap calling orders..
//////////////////////////////////////////////////////////
int RemapCompareLesss(FunctionRemap * in1 , FunctionRemap * in2)
{
if(in1->_parameters.size() != in2->_parameters.size())
return (in1->_parameters.size() > in2->_parameters.size());
int pcount = in1->_parameters.size();
for(int x = 0; x< pcount; x++)
{
CPPType *orig_type1 = in1->_parameters[x]._remap->get_orig_type();
CPPType *orig_type2 = in2->_parameters[x]._remap->get_orig_type();
int pd1 = GetParnetDepth(orig_type1);
int pd2 = GetParnetDepth(orig_type2);
if(pd1 != pd2)
return pd1> pd2;
}
// ok maybe something to do with return strength..
return false;
}
//////////////////////////////////////////////////////////
// Convience for the sort behavior..
///////////////////////////////////////////////////////////
std::vector< FunctionRemap * > SortFunctionSet(std::set< FunctionRemap *> &remaps)
{
std::vector< FunctionRemap * > out;
for(std::set< FunctionRemap *>::iterator ii = remaps.begin(); ii!= remaps.end(); ii++)
out.push_back(*ii);
std::sort(out.begin(), out.end(), RemapCompareLesss);
return out;
}
///////////////////////////////////////////////////////////
// Function : write_function_forset
//
// A set is defined as all rempas that have the same number of paramaters..
///////////////////////////////////////////////////////////
void InterfaceMakerPythonNative::write_function_forset(ostream &out, InterfaceMaker::Function *func,
std::set< FunctionRemap *> &remapsin, string &expected_params, int indent_level,ostream &forward_decl, const std::string &functionname, bool is_inplace)
{
if(remapsin.size() > 1)
{
// printf("---------------------------- Start Sort ----- %s , %s\n",func->_name.c_str(),functionname.c_str());
std::vector<FunctionRemap *> remaps = SortFunctionSet(remapsin);
std::vector<FunctionRemap *>::iterator sii;
for(sii = remaps.begin(); sii != remaps.end(); sii ++)
{
FunctionRemap *remap = (*sii);
if(isRemapLegal(*remap))
{
indent(out,indent_level)<< "{ // -2 " ;
remap->write_orig_prototype(out, 0); out << "\n" ;
write_function_instance(out, func, remap,expected_params,indent_level,false,forward_decl,functionname, is_inplace);
indent(out,indent_level+4)<< "PyErr_Clear(); \n";
indent(out,indent_level)<< "}\n\n";
}
}
}
else
{
std::set<FunctionRemap *>::iterator sii;
for(sii = remapsin.begin(); sii != remapsin.end(); sii ++)
{
FunctionRemap *remap = (*sii);
if(isRemapLegal(*remap))
{
indent(out,indent_level)<< "// 1-" ;remap->write_orig_prototype(out, 0); out << "\n" ;
// indent(out,indent_level)<< "do{\n";
write_function_instance(out, func, remap,expected_params,indent_level,true,forward_decl,functionname, is_inplace);
// indent(out,indent_level)<< "}while(false);\n";
}
}
}
}
////////////////////////////////////////////////////////////////////
// Function: InterfaceMakerPythonNative::write_function_instance
// Access: Private
// Description: Writes out the particular function that handles a
// single instance of an overloaded function.
////////////////////////////////////////////////////////////////////
void InterfaceMakerPythonNative::write_function_instance(ostream &out, InterfaceMaker::Function *func1,
FunctionRemap *remap, string &expected_params, int indent_level, bool errors_fatal, ostream &ForwardDeclrs, const std::string &functionnamestr, bool is_inplace)
{
string format_specifiers;
string parameter_list;
string container;
vector_string pexprs;
string extra_convert;
string extra_param_check;
string extra_cleanup;
string pname_for_pyobject;
bool isconstructor = false;
if (remap->_type == FunctionRemap::T_constructor )
isconstructor = true;
// Make one pass through the parameter list. We will output a
// one-line temporary variable definition for each parameter, while
// simultaneously building the ParseTuple() function call and also
// the parameter expression list for call_function().
expected_params += remap->_cppfunc->get_simple_name();
expected_params += "(";
int pn;
for (pn = 0; pn < (int)remap->_parameters.size(); pn++)
{
if(pn > 0)
expected_params += ",";
//indent(out, 2);
CPPType *orig_type = remap->_parameters[pn]._remap->get_orig_type();
CPPType *type = remap->_parameters[pn]._remap->get_new_type();
string param_name = remap->get_parameter_name(pn);
// This is the string to convert our local variable to the
// appropriate C++ type. Normally this is just a cast.
string pexpr_string =
"(" + type->get_local_name(&parser) + ")" + param_name;
if (remap->_parameters[pn]._remap->new_type_is_atomic_string())
{
if (TypeManager::is_char_pointer(orig_type)) {
indent(out,indent_level+4)<< "char *" << param_name;
format_specifiers += "s";
parameter_list += ", &" + param_name;
}
else
{
indent(out,indent_level+4) << "char *" << param_name
<< "_str; int " << param_name << "_len";
format_specifiers += "s#";
parameter_list += ", &" + param_name
+ "_str, &" + param_name + "_len";
pexpr_string = "basic_string<char>(" +
param_name + "_str, " +
param_name + "_len)";
}
expected_params += "string";
} else if (TypeManager::is_bool(type)) {
indent(out,indent_level+4) << "PyObject *" << param_name;
format_specifiers += "O";
parameter_list += ", &" + param_name;
pexpr_string = "(PyObject_IsTrue(" + param_name + ")!=0)";
expected_params += "bool";
pname_for_pyobject += param_name;
} else if (TypeManager::is_unsigned_longlong(type)) {
indent(out,indent_level+4) << "PyObject *" << param_name;
format_specifiers += "O";
parameter_list += ", &" + param_name;
extra_convert += " PyObject *" + param_name + "_long = PyNumber_Long(" + param_name + ");";
extra_param_check += "|| (" + param_name + "_long == NULL)";
pexpr_string = "PyLong_AsUnsignedLongLong(" + param_name + "_long)";
extra_cleanup += " Py_XDECREF(" + param_name + "_long);";
expected_params += "unsigned long long";
pname_for_pyobject += param_name;
} else if (TypeManager::is_longlong(type)) {
indent(out,indent_level+4) << "PyObject *" << param_name;
format_specifiers += "O";
parameter_list += ", &" + param_name;
extra_convert += " PyObject *" + param_name + "_long = PyNumber_Long(" + param_name + ");";
extra_param_check += "|| (" + param_name + "_long == NULL)";
pexpr_string = "PyLong_AsLongLong(" + param_name + "_long)";
extra_cleanup += " Py_XDECREF(" + param_name + "_long);";
expected_params += "long long";
pname_for_pyobject += param_name;
} else if (TypeManager::is_integer(type)) {
indent(out,indent_level+4) << "int " << param_name;
format_specifiers += "i";
parameter_list += ", &" + param_name;
expected_params += "int";
} else if (TypeManager::is_float(type)) {
indent(out,indent_level+4) << "double " << param_name;
format_specifiers += "d";
parameter_list += ", &" + param_name;
expected_params += "float ";
} else if (TypeManager::is_char_pointer(type)) {
indent(out,indent_level+4) << "char *" << param_name;
format_specifiers += "s";
parameter_list += ", &" + param_name;
expected_params += "string";
}
else if (TypeManager::is_pointer_to_PyObject(type))
{
indent(out,indent_level+4) << "PyObject *" << param_name;
format_specifiers += "O";
parameter_list += ", &" + param_name;
pexpr_string = param_name;
pname_for_pyobject += param_name;
expected_params += "PyObject";
}
else if (TypeManager::is_pointer(type))
{
expected_params += type->get_preferred_name();
if (!remap->_has_this || pn != 0 )
{
indent(out,indent_level+4) << "PyObject *" << param_name;
format_specifiers += "O";
parameter_list += ", &" + param_name;
pname_for_pyobject += param_name;
TypeIndex p_type_index = builder.get_type(TypeManager::unwrap(TypeManager::resolve_type(type)),false);
InterrogateDatabase *idb = InterrogateDatabase::get_ptr();
const InterrogateType &p_itype = idb->get_type(p_type_index);
//make_safe_name(itype.get_scoped_name())
extra_convert += p_itype.get_scoped_name()+" *" + param_name + "_this = ("+p_itype.get_scoped_name()+" *)";
// need to a forward scope for this class..
if(!isExportThisRun(p_itype._cpptype))
{
_external_imports.insert(make_safe_name(p_itype.get_scoped_name()));
//ForwardDeclrs << "IMPORT_THIS struct Dtool_PyTypedObject Dtool_" << make_safe_name(p_itype.get_scoped_name()) << ";\n";
}
extra_convert += "DTOOL_Call_GetPointerThisClass(" + param_name + ",&Dtool_"+make_safe_name(p_itype.get_scoped_name())+");\n";
extra_param_check += "|| (" + param_name + "_this == NULL)";
pexpr_string = param_name + "_this";
}
}
else
{
// Ignore a parameter.
indent(out,indent_level+4) << "PyObject *" << param_name;
format_specifiers += "O";
parameter_list += ", &" + param_name;
expected_params += "any";
pname_for_pyobject += param_name;
}
if (remap->_parameters[pn]._has_name) {
expected_params += " " + remap->_parameters[pn]._name;
}
if (remap->_has_this && pn == 0)
{
container = "local_this";
}
else
{
out << ";\n";
}
pexprs.push_back(pexpr_string);
}
expected_params += ")\\n";
if(!format_specifiers.empty())
{
std::string format_specifiers1 = format_specifiers + ":" + functionnamestr;
if(remap->_parameters.size() == 1 || (remap->_has_this && remap->_parameters.size() == 2))
{
indent(out,indent_level+4) << "// Special Case to Make operator work \n";
indent(out,indent_level+4) << "if(PyTuple_Check(args))\n";
indent(out,indent_level+4) << " (PyArg_ParseTuple(args, \"" << format_specifiers1<< "\"" << parameter_list << "));\n";
indent(out,indent_level+4) << "else\n";
indent(out,indent_level+4) << " (PyArg_Parse(args, \"" << format_specifiers1<< "\"" << parameter_list << "));\n";
indent(out,indent_level+4) << "if(!PyErr_Occurred())\n";
}
else
indent(out,indent_level+4) << "if (PyArg_ParseTuple(args, \"" << format_specifiers1 << "\"" << parameter_list << "))\n";
}
indent(out,indent_level+4) << "{\n";
if (!extra_convert.empty())
{
indent(out,indent_level+8) << extra_convert << "\n";
}
int extra_indent_level =indent_level+8;
if (!extra_param_check.empty())
{
indent(out,extra_indent_level) << "if (!(" << extra_param_check.substr(3) << "))\n";
indent(out,extra_indent_level) <<"{\n";
extra_indent_level+=4;
}
if (!remap->_void_return && remap->_return_type->new_type_is_atomic_string())
{
// Treat strings as a special case. We don't want to format the
// return expression.
string tt;
string return_expr = remap->call_function(out, extra_indent_level, false, container, pexprs);
CPPType *type = remap->_return_type->get_orig_type();
indent(out,extra_indent_level);
type->output_instance(out, "return_value", &parser);
// type->output_instance(tt, "return_value", &parser);
out << " = " << return_expr << ";\n";
if (track_interpreter) {
indent(out,extra_indent_level) << "in_interpreter = 1;\n";
}
if (!extra_cleanup.empty()) {
indent(out,extra_indent_level) << extra_cleanup << "\n";
}
return_expr = manage_return_value(out, 4, remap, "return_value");
do_assert_init(out, extra_indent_level,isconstructor);
pack_return_value(out, extra_indent_level, remap, return_expr,ForwardDeclrs,is_inplace);
}
else
{
string return_expr = remap->call_function(out, extra_indent_level, true, container, pexprs);
if (return_expr.empty())
{
if (track_interpreter) {
indent(out,extra_indent_level) << "in_interpreter = 1;\n";
}
if (!extra_cleanup.empty()) {
indent(out,extra_indent_level) << extra_cleanup << "\n";
}
do_assert_init(out, extra_indent_level,isconstructor);
indent(out,extra_indent_level) << "return Py_BuildValue(\"\");\n";
}
else
{
CPPType *type = remap->_return_type->get_temporary_type();
if(!is_inplace)
{
indent(out,extra_indent_level);
type->output_instance(out, "return_value", &parser);
out << " = " << return_expr << ";\n";
}
if (track_interpreter) {
indent(out,extra_indent_level) << "in_interpreter = 1;\n";
}
if (!extra_cleanup.empty()) {
indent(out,extra_indent_level) << extra_cleanup << "\n";
}
return_expr = manage_return_value(out, extra_indent_level, remap, "return_value");
do_assert_init(out, extra_indent_level,isconstructor);
pack_return_value(out, extra_indent_level, remap, remap->_return_type->temporary_to_return(return_expr),ForwardDeclrs,is_inplace);
}
}
if (!extra_param_check.empty())
{
extra_indent_level-=4;
indent(out,extra_indent_level)<< "}\n";
}
indent(out,indent_level+4) << "}\n";
}
////////////////////////////////////////////////////////////////////
// Function: InterfaceMakerPythonNative::pack_return_value
// Access: Private
// Description: Outputs a command to pack the indicated expression,
// of the return_type type, as a Python return value.
////////////////////////////////////////////////////////////////////
void InterfaceMakerPythonNative::pack_return_value(ostream &out, int indent_level,
FunctionRemap *remap, string return_expr, ostream &ForwardDeclrs, bool is_inplace)
{
CPPType *orig_type = remap->_return_type->get_orig_type();
CPPType *type = remap->_return_type->get_new_type();
if (remap->_return_type->new_type_is_atomic_string()) {
if (TypeManager::is_char_pointer(orig_type)) {
indent(out, indent_level)
<< "return PyString_FromString(" << return_expr << ");\n";
} else {
indent(out, indent_level)
<< "return PyString_FromStringAndSize("
<< return_expr << ".data(), (int)" << return_expr << ".length());\n";
}
} else if (TypeManager::is_unsigned_longlong(type)) {
indent(out, indent_level)
<< "return PyLong_FromUnsignedLongLong(" << return_expr << ");\n";
} else if (TypeManager::is_longlong(type)) {
indent(out, indent_level)
<< "return PyLong_FromLongLong(" << return_expr << ");\n";
} else if (TypeManager::is_integer(type)) {
indent(out, indent_level)
<< "return PyInt_FromLong(" << return_expr << ");\n";
} else if (TypeManager::is_float(type)) {
indent(out, indent_level)
<< "return PyFloat_FromDouble(" << return_expr << ");\n";
} else if (TypeManager::is_char_pointer(type)) {
indent(out, indent_level)
<< "return PyString_FromString(" << return_expr << ");\n";
}
else if (TypeManager::is_pointer_to_PyObject(type))
{
indent(out, indent_level)
<< "return "<< return_expr << ";\n";
}
else if (TypeManager::is_pointer(type))
{
if (TypeManager::is_struct(orig_type) || TypeManager::is_ref_to_anything(orig_type))
{
if( TypeManager::is_ref_to_anything(orig_type))
{
TypeIndex type_index = builder.get_type(TypeManager::unwrap(TypeManager::resolve_type(type)),false);
InterrogateDatabase *idb = InterrogateDatabase::get_ptr();
const InterrogateType &itype = idb->get_type(type_index);
std::string ows_memory_flag("true");
if(remap->_return_value_needs_management)
ows_memory_flag = "true";
else
ows_memory_flag = "false";
if(!isExportThisRun(itype._cpptype))
{
_external_imports.insert(make_safe_name(itype.get_scoped_name()));
//ForwardDeclrs << "IMPORT_THIS struct Dtool_PyTypedObject Dtool_" << make_safe_name(itype.get_scoped_name()) << ";\n";
}
WriteReturnInstance(out,indent_level,return_expr,ows_memory_flag,itype.get_scoped_name(),itype._cpptype,is_inplace);
// indent(out, indent_level)
// <<"return DTool_CreatePyInstance((void *)" << return_expr <<"," << CLASS_PREFEX << make_safe_name(itype.get_scoped_name()) << ","<<ows_memory_flag<<");\n";
}
else
{
if (remap->_type == FunctionRemap::T_constructor )
{
// should only reach this in the INIT function a a Class .. IE the PY exists before the CPP object
// this is were we type to returned a class/struct.. ie CPP TYpe
TypeIndex type_index = builder.get_type(TypeManager::unwrap(TypeManager::resolve_type(orig_type)),false);
InterrogateDatabase *idb = InterrogateDatabase::get_ptr();
const InterrogateType &itype = idb->get_type(type_index);
indent(out, indent_level)
<<"return DTool_PyInit_Finalize(self, " << return_expr <<",&"<<CLASS_PREFEX << make_safe_name(itype.get_scoped_name()) << ",true);\n";
}
else
{
std::string ows_memory_flag("true");
if(remap->_return_value_needs_management)
ows_memory_flag = "true";
else
ows_memory_flag = "false";
if(remap->_manage_reference_count)
{
TypeIndex type_index = builder.get_type(TypeManager::unwrap(TypeManager::resolve_type(type)),false);
InterrogateDatabase *idb = InterrogateDatabase::get_ptr();
const InterrogateType &itype = idb->get_type(type_index);
if(!isExportThisRun(itype._cpptype))
{
_external_imports.insert(make_safe_name(itype.get_scoped_name()));
//ForwardDeclrs << "IMPORT_THIS struct Dtool_PyTypedObject Dtool_" << make_safe_name(itype.get_scoped_name()) << ";\n";
}
// ForwardDeclrs << "extern \"C\" struct Dtool_PyTypedObject Dtool_" << make_safe_name(itype.get_scoped_name()) << ";\n";
WriteReturnInstance(out,indent_level,return_expr,ows_memory_flag,itype.get_scoped_name(),itype._cpptype,is_inplace);
//indent(out, indent_level)
// <<"return DTool_CreatePyInstance((void *)" << return_expr <<"," << CLASS_PREFEX << make_safe_name(itype.get_scoped_name()) << ","<<ows_memory_flag<<");\n";
}
else
{
TypeIndex type_index = builder.get_type(TypeManager::unwrap(TypeManager::resolve_type(orig_type)),false);
InterrogateDatabase *idb = InterrogateDatabase::get_ptr();
const InterrogateType &itype = idb->get_type(type_index);
if(!isExportThisRun(itype._cpptype))
{
_external_imports.insert(make_safe_name(itype.get_scoped_name()));
//ForwardDeclrs << "IMPORT_THIS struct Dtool_PyTypedObject Dtool_" << make_safe_name(itype.get_scoped_name()) << ";\n";
}
// ForwardDeclrs << "extern \"C\" struct Dtool_PyTypedObject Dtool_" << make_safe_name(itype.get_scoped_name()) << ";\n";
//indent(out, indent_level)
// <<"return DTool_CreatePyInstance((void *)" << return_expr <<"," << CLASS_PREFEX << make_safe_name(itype.get_scoped_name()) << ","<<ows_memory_flag<<");\n";
WriteReturnInstance(out,indent_level,return_expr,ows_memory_flag,itype.get_scoped_name(),itype._cpptype,is_inplace);
}
}
}
}
else if( TypeManager::is_struct(orig_type->as_pointer_type()->_pointing_at) )
{
TypeIndex type_index = builder.get_type(TypeManager::unwrap(TypeManager::resolve_type(orig_type)),false);
InterrogateDatabase *idb = InterrogateDatabase::get_ptr();
const InterrogateType &itype = idb->get_type(type_index);
std::string ows_memory_flag("true");
if(remap->_return_value_needs_management)
ows_memory_flag ="true";
else
ows_memory_flag = "false";
if(!isExportThisRun(itype._cpptype))
{
_external_imports.insert(make_safe_name(itype.get_scoped_name()));
//ForwardDeclrs << "IMPORT_THIS struct Dtool_PyTypedObject Dtool_" << make_safe_name(itype.get_scoped_name()) << ";\n";
}
// ForwardDeclrs << "extern \"C\" struct Dtool_PyTypedObject Dtool_" << make_safe_name(itype.get_scoped_name()) << ";\n";
WriteReturnInstance(out,indent_level,return_expr,ows_memory_flag,itype.get_scoped_name(),itype._cpptype,is_inplace);
//indent(out, indent_level)
// << "return DTool_CreatePyInstance((void *)" << return_expr <<","<<CLASS_PREFEX << make_safe_name(itype.get_scoped_name()) <<","<< ows_memory_flag<< ");\n";
}
else
{
indent(out, indent_level)<<" Shouln Never Reach This InterfaceMakerPythonNative::pack_return_value";
//<< "return PyInt_FromLong((int)" << return_expr << ");\n";
}
} else {
// Return None.
indent(out, indent_level)
<< "return Py_BuildValue(\"\");\n";
}
}
////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////
// Function: InterfaceMakerPythonNative::record_object
// Access: Protected
// Description: Records the indicated type, which may be a struct
// type, along with all of its associated methods, if
// any.
////////////////////////////////////////////////////////////////////
InterfaceMaker::Object *InterfaceMakerPythonNative::record_object(TypeIndex type_index)
{
if (type_index == 0) {
return (Object *)NULL;
}
Objects::iterator oi = _objects.find(type_index);
if (oi != _objects.end()) {
return (*oi).second;
}
InterrogateDatabase *idb = InterrogateDatabase::get_ptr();
const InterrogateType &itype = idb->get_type(type_index);
if(!isCppTypeLegal(itype._cpptype))
{
return (Object *)NULL;
}
Object *object = new Object(itype);
bool inserted = _objects.insert(Objects::value_type(type_index, object)).second;
assert(inserted);
Function *function;
int num_constructors = itype.number_of_constructors();
for (int ci = 0; ci < num_constructors; ci++)
{
function = record_function(itype, itype.get_constructor(ci));
if(isFunctionLegal(function))
object->_constructors.push_back(function);
}
// destructor are handled in a much difrent fashion..
// if (itype.has_destructor() && !itype.destructor_is_inherited())
// {
// function = record_function(itype, itype.get_destructor());
// object->_destructor = function;
// }
int num_methods = itype.number_of_methods();
int mi;
for (mi = 0; mi < num_methods; mi++)
{
function = record_function(itype, itype.get_method(mi));
if(isFunctionLegal(function))
object->_methods.push_back(function);
}
int num_casts = itype.number_of_casts();
for (mi = 0; mi < num_casts; mi++)
{
function = record_function(itype, itype.get_cast(mi));
if(isFunctionLegal(function))
object->_methods.push_back(function);
}
int num_derivations = itype.number_of_derivations();
for (int di = 0; di < num_derivations; di++)
{
TypeIndex d_type_Index = itype.get_derivation(di);
const InterrogateType &d_itype = idb->get_type(d_type_Index);
if(!interrogate_type_is_unpublished(d_type_Index))
{
if (itype.derivation_has_upcast(di))
{
function = record_function(itype, itype.derivation_get_upcast(di));
if(isFunctionLegal(function))
object->_methods.push_back(function);
}
if (itype.derivation_has_downcast(di))
{
// Downcasts are methods of the base class, not the child class.
TypeIndex base_type_index = itype.get_derivation(di);
const InterrogateType &base_type = idb->get_type(base_type_index);
function = record_function(base_type, itype.derivation_get_downcast(di));
if(isFunctionLegal(function))
{
Object * pobject = record_object(base_type_index);
if(pobject != NULL)
pobject->_methods.push_back(function);
}
}
}
}
int num_elements = itype.number_of_elements();
for (int ei = 0; ei < num_elements; ei++)
{
ElementIndex element_index = itype.get_element(ei);
const InterrogateElement &ielement = idb->get_element(element_index);
if (ielement.has_getter())
{
FunctionIndex func_index = ielement.get_getter();
record_function(itype, func_index);
}
if (ielement.has_setter())
{
FunctionIndex func_index = ielement.get_setter();
record_function(itype, func_index);
}
}
int num_nested = itype.number_of_nested_types();
for (int ni = 0; ni < num_nested; ni++)
{
TypeIndex nested_index = itype.get_nested_type(ni);
record_object(nested_index);
}
return object;
}
////////////////////////////////////////////////////////////////////
// Function: InterfaceMaker::generate_wrappers
// Access: Public, Virtual
// Description: Walks through the set of functions in the database
// and generates wrappers for each function, storing
// these in the database. No actual code should be
// output yet; this just updates the database with the
// wrapper information.
////////////////////////////////////////////////////////////////////
void InterfaceMakerPythonNative::generate_wrappers()
{
inside_python_native = true;
InterrogateDatabase *idb = InterrogateDatabase::get_ptr();
// We use a while loop rather than a simple for loop, because we
// might increase the number of types recursively during the
// traversal.
int ti = 0;
while (ti < idb->get_num_all_types())
{
TypeIndex type_index = idb->get_all_type(ti);
record_object(type_index);
++ti;
}
int gi = 0;
while( gi = idb->get_num_global_elements())
{
printf(" Global Type = %d",gi);
TypeIndex type_index = idb->get_global_element(gi);
record_object(type_index);
}
int num_functions = idb->get_num_global_functions();
for (int fi = 0; fi < num_functions; fi++)
{
FunctionIndex func_index = idb->get_global_function(fi);
record_function(dummy_type, func_index);
}
int num_manifests = idb->get_num_global_manifests();
for (int mi = 0; mi < num_manifests; mi++)
{
ManifestIndex manifest_index = idb->get_global_manifest(mi);
const InterrogateManifest &iman = idb->get_manifest(manifest_index);
if (iman.has_getter())
{
FunctionIndex func_index = iman.get_getter();
record_function(dummy_type, func_index);
}
}
int num_elements = idb->get_num_global_elements();
for (int ei = 0; ei < num_elements; ei++)
{
printf(" Element %d\n",ei);
ElementIndex element_index = idb->get_global_element(ei);
const InterrogateElement &ielement = idb->get_element(element_index);
if (ielement.has_getter())
{
FunctionIndex func_index = ielement.get_getter();
record_function(dummy_type, func_index);
}
if (ielement.has_setter())
{
FunctionIndex func_index = ielement.get_setter();
record_function(dummy_type, func_index);
}
}
inside_python_native = false;
}
//////////////////////////////////////////////
// Function :isCppTypeLegal
//
// is the cpp object supported by by the dtool_py interface..
//////////////////////////////////////////////
bool InterfaceMakerPythonNative::isCppTypeLegal(CPPType *in_ctype)
{
if(in_ctype == NULL)
return false;
if(builder.in_ignoretype(in_ctype->get_local_name(&parser)))
{
return false;
}
//bool answer = false;
CPPType *type = TypeManager::unwrap(TypeManager::resolve_type(in_ctype));
type = TypeManager::unwrap(type);
//CPPType *type = ctype;
if(TypeManager::is_basic_string_char(type))
{
return true;
}
else if(TypeManager::is_simple(type))
{
return true;
}
else if(builder.in_forcetype(in_ctype->get_local_name(&parser)))
{
return true;
}
else if(TypeManager::IsExported(type) == true)
{
return true;
}
else if(TypeManager::is_pointer_to_PyObject(in_ctype) == true)
{
return true;
}
//if(answer == false)
// printf(" -------------------- Bad Type ?? %s \n",type->get_local_name().c_str());
return false;
}
//////////////////////////////////////////////
// Function :isExportThisRun
//
//////////////////////////////////////////////
bool InterfaceMakerPythonNative::isExportThisRun(CPPType *ctype)
{
CPPType *type = TypeManager::unwrap(ctype);
if(TypeManager::IsLocal(ctype))
return true;
if(builder.in_forcetype(ctype->get_local_name(&parser)))
return true;
return false;
}
//////////////////////////////////////////////
// Function : isExportThisRun
/////////////////////////////////////////////
bool InterfaceMakerPythonNative::isExportThisRun(Function *func)
{
if(func == NULL || !isFunctionLegal(func))
return false;
Function::Remaps::const_iterator ri;
for (ri = func->_remaps.begin(); ri != func->_remaps.end(); ++ri)
{
FunctionRemap *remap = (*ri);
return isExportThisRun(remap->_cpptype);
}
return false;
}
//////////////////////////////////////////////
// Function : isRemapLegal
//////////////////////////////////////////////
bool InterfaceMakerPythonNative::isRemapLegal( FunctionRemap &remap)
{
// return must be legal and managable..
if(!isCppTypeLegal(remap._return_type->get_orig_type()))
{
// printf(" isRemapLegal Return Is Bad %s\n",remap._return_type->get_orig_type()->get_fully_scoped_name().c_str());
return false;
}
// ouch .. bad things will happen here .. do not even try..
if(remap._ForcedVoidReturn)
return false;
// all params must be legal
for (int pn = 0; pn < (int)remap._parameters.size(); pn++)
{
CPPType *orig_type = remap._parameters[pn]._remap->get_orig_type();
if(!isCppTypeLegal(orig_type))
return false;
}
// ok all looks ok.
return true;
}
////////////////////////////////////////////////////////////////////////
// Function : isFunctionLegal
////////////////////////////////////////////////////////////////////////
bool InterfaceMakerPythonNative::isFunctionLegal( Function *func)
{
Function::Remaps::const_iterator ri;
for (ri = func->_remaps.begin(); ri != func->_remaps.end(); ++ri)
{
FunctionRemap *remap = (*ri);
if(isRemapLegal(*remap))
{
// printf(" Function Is Marked Legal %s\n",func->_name.c_str());
return true;
}
}
// printf(" Function Is Marked Illegal %s\n",func->_name.c_str());
return false;
}
////////////////////////////////////////////////////////////////////////
// Function : isFunctionWithThis
//
// If any rempas have a this .. this function has a this..( of self) to python..
////////////////////////////////////////////////////////////////////////
bool InterfaceMakerPythonNative::isFunctionWithThis( Function *func)
{
Function::Remaps::const_iterator ri;
for (ri = func->_remaps.begin(); ri != func->_remaps.end(); ++ri)
{
FunctionRemap *remap = (*ri);
if(remap->_has_this)
return true;
}
return false;
}
////////////////////////////////////////////////////////////////////
// Function: InterfaceMakerPython::test_assert
// Access: Protected
// Description: Outputs code to check to see if an assertion has
// failed while the C++ code was executing, and report
// this failure back to Python.
////////////////////////////////////////////////////////////////////
void InterfaceMakerPythonNative::do_assert_init(ostream &out, int indent_level, bool constructor) const {
if (watch_asserts) {
out << "#ifndef NDEBUG\n";
indent(out, indent_level)
<< "Notify *notify = Notify::ptr();\n";
indent(out, indent_level)
<< "if (notify->has_assert_failed()) {\n";
indent(out, indent_level + 2)
<< "PyErr_SetString(PyExc_AssertionError, notify->get_assert_error_message().c_str());\n";
indent(out, indent_level + 2)
<< "notify->clear_assert_failed();\n";
if(constructor)
indent(out, indent_level + 2) << "return -1;\n";
else
indent(out, indent_level + 2) << "return (PyObject *)NULL;\n";
indent(out, indent_level)
<< "}\n";
indent(out, indent_level)
<< "if (PyErr_Occurred()) {\n";
if(constructor)
indent(out, indent_level + 2) << "return -1;\n";
else
indent(out, indent_level + 2) << "return (PyObject *)NULL;\n";
indent(out, indent_level)
<< "}\n";
out << "#endif\n";
}
}
////////////////////////////////////////////////////////
// Function : IsRunTimeTyped
///////////////////////////////////////////////////////
bool InterfaceMakerPythonNative::IsRunTimeTyped(const InterrogateType &itype)
{
TypeIndex ptype_id = itype.get_outer_class();
if(ptype_id > 0)
{
InterrogateDatabase *idb = InterrogateDatabase::get_ptr();
InterrogateType ptype = idb->get_type(ptype_id);
return IsRunTimeTyped(ptype);
}
if(itype.get_name() == "TypedObject")
return true;
return false;
};
//////////////////////////////////////////////////////////
// Function : DoesInheritFromIsClass
//
// Helper function to check cpp class inharatience..
///////////////////////////////////////////////////////////
bool InterfaceMakerPythonNative::DoesInheritFromIsClass( const CPPStructType * inclass, const std::string &name)
{
if(inclass == NULL)
return false;
CPPStructType::Derivation::const_iterator bi;
for (bi = inclass->_derivation.begin();
bi != inclass->_derivation.end();
++bi)
{
const CPPStructType::Base &base = (*bi);
CPPStructType *base_type = TypeManager::resolve_type(base._base)->as_struct_type();
if(base_type != NULL)
{
std::string scoped_name = base_type->get_fully_scoped_name();
if(scoped_name == name)
return true;
if(DoesInheritFromIsClass(base_type,name) == true)
return true;
}
}
return false;
}
////////////////////////////////////////////////////////////////////////////////////////////
// Function : HasAGetKeyFunction
//
// does the class have a supportable GetKey for hash usage..
//////////////////////////////////////////////////////////////////////////////////////////
bool InterfaceMakerPythonNative::HasAGetKeyFunction(const InterrogateType &itype_class)
{
InterrogateDatabase *idb = InterrogateDatabase::get_ptr();
int num_methods = itype_class.number_of_methods();
int mi;
for (mi = 0; mi < num_methods; mi++)
{
FunctionIndex func_index = itype_class.get_method(mi);
const InterrogateFunction &ifunc = idb->get_function(func_index);
if(ifunc.get_name() == "get_key")
{
if (ifunc._instances != (InterrogateFunction::Instances *)NULL)
{
InterrogateFunction::Instances::const_iterator ii;
for (ii = ifunc._instances->begin();ii != ifunc._instances->end();++ii)
{
CPPInstance *cppinst = (*ii).second;
CPPFunctionType *cppfunc = cppinst->_type->as_function_type();
if(cppfunc != NULL)
{
if(cppfunc->_parameters != NULL && cppfunc->_return_type != NULL && TypeManager::is_integer(cppfunc->_return_type))
{
if(cppfunc->_parameters->_parameters.size() == 0)
{
return true;
}
}
}
}
}
}
}
return false;
};
////////////////////////////////////////////////////////////////////////////////////////////
// Function : NeedsAStrFunction
//
// Can we generate a __str__ function for this class
//////////////////////////////////////////////////////////////////////////////////////////
bool InterfaceMakerPythonNative::NeedsAStrFunction(const InterrogateType &itype_class)
{
InterrogateDatabase *idb = InterrogateDatabase::get_ptr();
int num_methods = itype_class.number_of_methods();
int mi;
for (mi = 0; mi < num_methods; mi++)
{
FunctionIndex func_index = itype_class.get_method(mi);
const InterrogateFunction &ifunc = idb->get_function(func_index);
if(ifunc.get_name() == "write")
{
if (ifunc._instances != (InterrogateFunction::Instances *)NULL)
{
InterrogateFunction::Instances::const_iterator ii;
for (ii = ifunc._instances->begin();ii != ifunc._instances->end();++ii)
{
CPPInstance *cppinst = (*ii).second;
CPPFunctionType *cppfunc = cppinst->_type->as_function_type();
if(cppfunc != NULL)
{
if(cppfunc->_parameters != NULL && cppfunc->_return_type != NULL && TypeManager::is_void(cppfunc->_return_type))
{
if(cppfunc->_parameters->_parameters.size() == 1)
{
CPPInstance *inst1 = cppfunc->_parameters->_parameters[0];
if(TypeManager::is_pointer_to_ostream(inst1->_type))
return true;
}
if(cppfunc->_parameters->_parameters.size() == 2)
{
CPPInstance *inst1 = cppfunc->_parameters->_parameters[0];
if(TypeManager::is_pointer_to_ostream(inst1->_type))
{
inst1 = cppfunc->_parameters->_parameters[0];
if(inst1->_initializer != NULL)
return true;
}
}
}
}
}
}
}
}
return false;
};
////////////////////////////////////////////////////////////////////////////////////////////
// Function : NeedsAReprFunction
//
// Can we generate a __repr__ function for this class
//////////////////////////////////////////////////////////////////////////////////////////
bool InterfaceMakerPythonNative::NeedsAReprFunction(const InterrogateType &itype_class)
{
InterrogateDatabase *idb = InterrogateDatabase::get_ptr();
int num_methods = itype_class.number_of_methods();
int mi;
for (mi = 0; mi < num_methods; mi++)
{
FunctionIndex func_index = itype_class.get_method(mi);
const InterrogateFunction &ifunc = idb->get_function(func_index);
if(ifunc.get_name() == "output")
{
if (ifunc._instances != (InterrogateFunction::Instances *)NULL)
{
InterrogateFunction::Instances::const_iterator ii;
for (ii = ifunc._instances->begin();ii != ifunc._instances->end();++ii)
{
CPPInstance *cppinst = (*ii).second;
CPPFunctionType *cppfunc = cppinst->_type->as_function_type();
if(cppfunc != NULL)
{
if(cppfunc->_parameters != NULL && cppfunc->_return_type != NULL && TypeManager::is_void(cppfunc->_return_type))
{
if(cppfunc->_parameters->_parameters.size() == 1)
{
CPPInstance *inst1 = cppfunc->_parameters->_parameters[0];
if(TypeManager::is_pointer_to_ostream(inst1->_type))
return true;
}
if(cppfunc->_parameters->_parameters.size() == 2)
{
CPPInstance *inst1 = cppfunc->_parameters->_parameters[0];
if(TypeManager::is_pointer_to_ostream(inst1->_type))
{
inst1 = cppfunc->_parameters->_parameters[0];
if(inst1->_initializer != NULL)
return true;
}
}
}
}
}
}
}
}
return false;
};
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