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/**
* $Id$
*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL LICENSE BLOCK *****
*/
#ifndef NO_EXP_PYTHON_EMBEDDING
#ifndef _adr_py_lib_h_ // only process once,
#define _adr_py_lib_h_ // even if multiply included
#ifndef __cplusplus // c++ only
#error Must be compiled with C++
#endif
#include "KX_Python.h"
#include "STR_String.h"
/*------------------------------
* Python defines
------------------------------*/
/*
Py_RETURN_NONE
Python 2.4 macro.
defined here until we switch to 2.4
also in api2_2x/gen_utils.h
*/
#ifndef Py_RETURN_NONE
#define Py_RETURN_NONE return Py_BuildValue("O", Py_None)
#endif
#ifndef Py_RETURN_FALSE
#define Py_RETURN_FALSE return PyBool_FromLong(0)
#endif
#ifndef Py_RETURN_TRUE
#define Py_RETURN_TRUE return PyBool_FromLong(1)
#endif
/* for pre Py 2.5 */
#if PY_VERSION_HEX < 0x02050000
typedef int Py_ssize_t;
#define PY_SSIZE_T_MAX INT_MAX
#define PY_SSIZE_T_MIN INT_MIN
#define PY_METHODCHAR char *
#else
/* Py 2.5 and later */
#define intargfunc ssizeargfunc
#define intintargfunc ssizessizeargfunc
#define PY_METHODCHAR const char *
#endif
static inline void Py_Fatal(const char *M) {
fprintf(stderr, "%s\n", M);
exit(-1);
};
// This must be the first line of each
// PyC++ class
#define Py_Header \
public: \
static PyTypeObject Type; \
static PyMethodDef Methods[]; \
static PyAttributeDef Attributes[]; \
static PyParentObject Parents[]; \
virtual PyTypeObject *GetType(void) {return &Type;}; \
virtual PyParentObject *GetParents(void) {return Parents;}
// This defines the _getattr_up macro
// which allows attribute and method calls
// to be properly passed up the hierarchy.
#define _getattr_up(Parent) \
PyObject *rvalue = Py_FindMethod(Methods, this, attr); \
\
if (rvalue == NULL) { \
PyErr_Clear(); \
rvalue = Parent::_getattr(attr); \
} \
if ((rvalue == NULL) && !strcmp(attr, "__dict__")) {\
PyErr_Clear(); \
rvalue = _getattr_dict(Parent::_getattr(attr), Methods, Attributes); \
} \
return rvalue; \
/**
* These macros are helpfull when embedding Python routines. The second
* macro is one that also requires a documentation string
*/
#define KX_PYMETHOD(class_name, method_name) \
PyObject* Py##method_name(PyObject* self, PyObject* args, PyObject* kwds); \
static PyObject* sPy##method_name( PyObject* self, PyObject* args, PyObject* kwds) { \
return ((class_name*) self)->Py##method_name(self, args, kwds); \
}; \
#define KX_PYMETHOD_VARARGS(class_name, method_name) \
PyObject* Py##method_name(PyObject* self, PyObject* args); \
static PyObject* sPy##method_name( PyObject* self, PyObject* args) { \
return ((class_name*) self)->Py##method_name(self, args); \
}; \
#define KX_PYMETHOD_NOARGS(class_name, method_name) \
PyObject* Py##method_name(PyObject* self); \
static PyObject* sPy##method_name( PyObject* self) { \
return ((class_name*) self)->Py##method_name(self); \
}; \
#define KX_PYMETHOD_O(class_name, method_name) \
PyObject* Py##method_name(PyObject* self, PyObject* value); \
static PyObject* sPy##method_name( PyObject* self, PyObject* value) { \
return ((class_name*) self)->Py##method_name(self, value); \
}; \
#define KX_PYMETHOD_DOC(class_name, method_name) \
PyObject* Py##method_name(PyObject* self, PyObject* args, PyObject* kwds); \
static PyObject* sPy##method_name( PyObject* self, PyObject* args, PyObject* kwds) { \
return ((class_name*) self)->Py##method_name(self, args, kwds); \
}; \
static const char method_name##_doc[]; \
#define KX_PYMETHOD_DOC_VARARGS(class_name, method_name) \
PyObject* Py##method_name(PyObject* self, PyObject* args); \
static PyObject* sPy##method_name( PyObject* self, PyObject* args) { \
return ((class_name*) self)->Py##method_name(self, args); \
}; \
static const char method_name##_doc[]; \
#define KX_PYMETHOD_DOC_O(class_name, method_name) \
PyObject* Py##method_name(PyObject* self, PyObject* value); \
static PyObject* sPy##method_name( PyObject* self, PyObject* value) { \
return ((class_name*) self)->Py##method_name(self, value); \
}; \
static const char method_name##_doc[]; \
#define KX_PYMETHOD_DOC_NOARGS(class_name, method_name) \
PyObject* Py##method_name(PyObject* self); \
static PyObject* sPy##method_name( PyObject* self) { \
return ((class_name*) self)->Py##method_name(self); \
}; \
static const char method_name##_doc[]; \
/* The line above should remain empty */
/**
* Method table macro (with doc)
*/
#define KX_PYMETHODTABLE(class_name, method_name) \
{#method_name , (PyCFunction) class_name::sPy##method_name, METH_VARARGS, (PY_METHODCHAR)class_name::method_name##_doc}
#define KX_PYMETHODTABLE_O(class_name, method_name) \
{#method_name , (PyCFunction) class_name::sPy##method_name, METH_O, (PY_METHODCHAR)class_name::method_name##_doc}
#define KX_PYMETHODTABLE_NOARGS(class_name, method_name) \
{#method_name , (PyCFunction) class_name::sPy##method_name, METH_NOARGS, (PY_METHODCHAR)class_name::method_name##_doc}
/**
* Function implementation macro
*/
#define KX_PYMETHODDEF_DOC(class_name, method_name, doc_string) \
const char class_name::method_name##_doc[] = doc_string; \
PyObject* class_name::Py##method_name(PyObject*, PyObject* args, PyObject*)
#define KX_PYMETHODDEF_DOC_VARARGS(class_name, method_name, doc_string) \
const char class_name::method_name##_doc[] = doc_string; \
PyObject* class_name::Py##method_name(PyObject*, PyObject* args)
#define KX_PYMETHODDEF_DOC_O(class_name, method_name, doc_string) \
const char class_name::method_name##_doc[] = doc_string; \
PyObject* class_name::Py##method_name(PyObject*, PyObject* value)
#define KX_PYMETHODDEF_DOC_NOARGS(class_name, method_name, doc_string) \
const char class_name::method_name##_doc[] = doc_string; \
PyObject* class_name::Py##method_name(PyObject*)
/**
* Attribute management
*/
enum KX_PYATTRIBUTE_TYPE {
KX_PYATTRIBUTE_TYPE_BOOL,
KX_PYATTRIBUTE_TYPE_ENUM,
KX_PYATTRIBUTE_TYPE_SHORT,
KX_PYATTRIBUTE_TYPE_INT,
KX_PYATTRIBUTE_TYPE_FLOAT,
KX_PYATTRIBUTE_TYPE_STRING,
KX_PYATTRIBUTE_TYPE_DUMMY,
};
enum KX_PYATTRIBUTE_ACCESS {
KX_PYATTRIBUTE_RW,
KX_PYATTRIBUTE_RO
};
struct KX_PYATTRIBUTE_DEF;
typedef int (*KX_PYATTRIBUTE_FUNCTION)(void *self, const struct KX_PYATTRIBUTE_DEF *attrdef);
typedef struct KX_PYATTRIBUTE_DEF {
const char *m_name; // name of the python attribute
KX_PYATTRIBUTE_TYPE m_type; // type of value
KX_PYATTRIBUTE_ACCESS m_access; // read/write access or read-only
int m_imin; // minimum value in case of integer attributes (for string: minimum string length)
int m_imax; // maximum value in case of integer attributes (for string: maximum string length)
float m_fmin; // minimum value in case of float attributes
float m_fmax; // maximum value in case of float attributes
bool m_clamp; // enforce min/max value by clamping
size_t m_offset; // position of field in structure
size_t m_size; // size of field for runtime verification (enum only)
size_t m_length; // length of array, 1=simple attribute
KX_PYATTRIBUTE_FUNCTION m_function; // static function to check the assignment, returns 0 if no error
// The following pointers are just used to have compile time check for attribute type.
// It would have been good to use a union but that would require C99 compatibility
// to initialize specific union fields through designated initializers.
struct {
bool *m_boolPtr;
short int *m_shortPtr;
int *m_intPtr;
float *m_floatPtr;
STR_String *m_stringPtr;
} m_typeCheck;
} PyAttributeDef;
#define KX_PYATTRIBUTE_DUMMY(name) \
{ name, KX_PYATTRIBUTE_TYPE_DUMMY, KX_PYATTRIBUTE_RO, 0, 0, 0.f, 0.f, false, 0, 0, 1, NULL, {NULL, NULL, NULL, NULL, NULL} }
#define KX_PYATTRIBUTE_BOOL_RW(name,object,field) \
{ name, KX_PYATTRIBUTE_TYPE_BOOL, KX_PYATTRIBUTE_RW, 0, 1, 0.f, 0.f, false, offsetof(object,field), 0, 1, NULL, {&((object *)0)->field, NULL, NULL, NULL, NULL} }
#define KX_PYATTRIBUTE_BOOL_RW_CHECK(name,object,field,function) \
{ name, KX_PYATTRIBUTE_TYPE_BOOL, KX_PYATTRIBUTE_RW, 0, 1, 0.f, 0.f, false, offsetof(object,field), 0, 1, &object::function, {&((object *)0)->field, NULL, NULL, NULL, NULL} }
#define KX_PYATTRIBUTE_BOOL_RO(name,object,field) \
{ name, KX_PYATTRIBUTE_TYPE_BOOL, KX_PYATTRIBUTE_RO, 0, 1, 0.f, 0.f, false, offsetof(object,field), 0, 1, NULL, {&((object *)0)->field, NULL, NULL, NULL, NULL} }
// enum field cannot be mapped to pointer (because we would need a pointer for each enum)
// use field size to verify mapping at runtime only, assuming enum size is equal to int size.
#define KX_PYATTRIBUTE_ENUM_RW(name,min,max,clamp,object,field) \
{ name, KX_PYATTRIBUTE_TYPE_ENUM, KX_PYATTRIBUTE_RW, min, max, 0.f, 0.f, clamp, offsetof(object,field), sizeof(((object *)0)->field), 1, NULL, {NULL, NULL, NULL, NULL, NULL} }
#define KX_PYATTRIBUTE_ENUM_RW_CHECK(name,min,max,clamp,object,field,function) \
{ name, KX_PYATTRIBUTE_TYPE_ENUM, KX_PYATTRIBUTE_RW, min, max, 0.f, 0.f, clamp, offsetof(object,field), sizeof(((object *)0)->field), 1, &object::function, {NULL, NULL, NULL, NULL, NULL} }
#define KX_PYATTRIBUTE_ENUM_RO(name,object,field) \
{ name, KX_PYATTRIBUTE_TYPE_ENUM, KX_PYATTRIBUTE_RO, 0, 0, 0.f, 0.f, false, offsetof(object,field), sizeof(((object *)0)->field), 1, NULL, {NULL, NULL, NULL, NULL, NULL} }
#define KX_PYATTRIBUTE_SHORT_RW(name,min,max,clamp,object,field) \
{ name, KX_PYATTRIBUTE_TYPE_SHORT, KX_PYATTRIBUTE_RW, min, max, 0.f, 0.f, clamp, offsetof(object,field), 0, 1, NULL, {NULL, &((object *)0)->field, NULL, NULL, NULL} }
#define KX_PYATTRIBUTE_SHORT_RW_CHECK(name,min,max,clamp,object,field,function) \
{ name, KX_PYATTRIBUTE_TYPE_SHORT, KX_PYATTRIBUTE_RW, min, max, 0.f, 0.f, clamp, offsetof(object,field), 0, 1, &object::function, {NULL, &((object *)0)->field, NULL, NULL, NULL} }
#define KX_PYATTRIBUTE_SHORT_RO(name,object,field) \
{ name, KX_PYATTRIBUTE_TYPE_SHORT, KX_PYATTRIBUTE_RO, 0, 0, 0.f, 0.f, false, offsetof(object,field), 0, 1, NULL, {NULL, &((object *)0)->field, NULL, NULL, NULL} }
#define KX_PYATTRIBUTE_SHORT_ARRAY_RW(name,min,max,clamp,object,field,length) \
{ name, KX_PYATTRIBUTE_TYPE_SHORT, KX_PYATTRIBUTE_RW, min, max, 0.f, 0.f, clamp, offsetof(object,field), 0, length, NULL, {NULL, ((object *)0)->field, NULL, NULL, NULL} }
#define KX_PYATTRIBUTE_SHORT_ARRAY_RW_CHECK(name,min,max,clamp,object,field,length,function) \
{ name, KX_PYATTRIBUTE_TYPE_SHORT, KX_PYATTRIBUTE_RW, min, max, 0.f, 0.f, clamp, offsetof(object,field), 0, length, &object::function, {NULL, ((object *)0)->field, NULL, NULL, NULL} }
#define KX_PYATTRIBUTE_SHORT_ARRAY_RO(name,object,field,length) \
{ name, KX_PYATTRIBUTE_TYPE_SHORT, KX_PYATTRIBUTE_RO, 0, 0, 0.f, 0.f, false, offsetof(object,field), 0, length, NULL, {NULL, ((object *)0)->field, NULL, NULL, NULL} }
// SHORT_LIST
#define KX_PYATTRIBUTE_SHORT_LIST_RW(name,min,max,clamp,object,field,length) \
{ name, KX_PYATTRIBUTE_TYPE_SHORT, KX_PYATTRIBUTE_RW, min, max, 0.f, 0.f, clamp, offsetof(object,field), 0, length, NULL, {NULL, &((object *)0)->field, NULL, NULL, NULL} }
#define KX_PYATTRIBUTE_SHORT_LIST_RW_CHECK(name,min,max,clamp,object,field,length,function) \
{ name, KX_PYATTRIBUTE_TYPE_SHORT, KX_PYATTRIBUTE_RW, min, max, 0.f, 0.f, clamp, offsetof(object,field), 0, length, &object::function, {NULL, &((object *)0)->field, NULL, NULL, NULL} }
#define KX_PYATTRIBUTE_SHORT_LIST_RO(name,object,field,length) \
{ name, KX_PYATTRIBUTE_TYPE_SHORT, KX_PYATTRIBUTE_RO, 0, 0, 0.f, 0.f, false, offsetof(object,field), 0, length, NULL, {NULL, &((object *)0)->field, NULL, NULL, NULL} }
#define KX_PYATTRIBUTE_INT_RW(name,min,max,clamp,object,field) \
{ name, KX_PYATTRIBUTE_TYPE_INT, KX_PYATTRIBUTE_RW, min, max, 0.f, 0.f, clamp, offsetof(object,field), 0, 1, NULL, {NULL, NULL, &((object *)0)->field, NULL, NULL} }
#define KX_PYATTRIBUTE_INT_RW_CHECK(name,min,max,clamp,object,field,function) \
{ name, KX_PYATTRIBUTE_TYPE_INT, KX_PYATTRIBUTE_RW, min, max, 0.f, 0.f, clamp, offsetof(object,field), 0, 1, &object::function, {NULL, NULL, &((object *)0)->field, NULL, NULL} }
#define KX_PYATTRIBUTE_INT_RO(name,object,field) \
{ name, KX_PYATTRIBUTE_TYPE_INT, KX_PYATTRIBUTE_RO, 0, 0, 0.f, 0.f, false, offsetof(object,field), 0, 1, NULL, {NULL, NULL, &((object *)0)->field, NULL, NULL} }
#define KX_PYATTRIBUTE_INT_ARRAY_RW(name,min,max,clamp,object,field,length) \
{ name, KX_PYATTRIBUTE_TYPE_INT, KX_PYATTRIBUTE_RW, min, max, 0.f, 0.f, clamp, offsetof(object,field), 0, length, NULL, {NULL, NULL, ((object *)0)->field, NULL, NULL} }
#define KX_PYATTRIBUTE_INT_ARRAY_RW_CHECK(name,min,max,clamp,object,field,length,function) \
{ name, KX_PYATTRIBUTE_TYPE_INT, KX_PYATTRIBUTE_RW, min, max, 0.f, 0.f, clamp, offsetof(object,field), 0, length, &object::function, {NULL, NULL, ((object *)0)->field, NULL, NULL} }
#define KX_PYATTRIBUTE_INT_ARRAY_RO(name,object,field,length) \
{ name, KX_PYATTRIBUTE_TYPE_INT, KX_PYATTRIBUTE_RO, 0, 0, 0.f, 0.f, false, offsetof(object,field), 0, length, NULL, {NULL, NULL, ((object *)0)->field, NULL, NULL} }
// INT_LIST
#define KX_PYATTRIBUTE_INT_LIST_RW(name,min,max,clamp,object,field,length) \
{ name, KX_PYATTRIBUTE_TYPE_INT, KX_PYATTRIBUTE_RW, min, max, 0.f, 0.f, clamp, offsetof(object,field), 0, length, NULL, {NULL, NULL, &((object *)0)->field, NULL, NULL} }
#define KX_PYATTRIBUTE_INT_LIST_RW_CHECK(name,min,max,clamp,object,field,length,function) \
{ name, KX_PYATTRIBUTE_TYPE_INT, KX_PYATTRIBUTE_RW, min, max, 0.f, 0.f, clamp, offsetof(object,field), 0, length, &object::function, {NULL, NULL, &((object *)0)->field, NULL, NULL} }
#define KX_PYATTRIBUTE_INT_LIST_RO(name,object,field,length) \
{ name, KX_PYATTRIBUTE_TYPE_INT, KX_PYATTRIBUTE_RO, 0, 0, 0.f, 0.f, false, offsetof(object,field), 0, length, NULL, {NULL, NULL, &((object *)0)->field, NULL, NULL} }
// always clamp for float
#define KX_PYATTRIBUTE_FLOAT_RW(name,min,max,object,field) \
{ name, KX_PYATTRIBUTE_TYPE_FLOAT, KX_PYATTRIBUTE_RW, 0, 0, min, max, true, offsetof(object,field), 0, 1, NULL, {NULL, NULL, NULL, &((object *)0)->field, NULL} }
#define KX_PYATTRIBUTE_FLOAT_RW_CHECK(name,min,max,object,field,function) \
{ name, KX_PYATTRIBUTE_TYPE_FLOAT, KX_PYATTRIBUTE_RW, 0, 0, min, max, true, offsetof(object,field), 0, 1, &object::function, {NULL, NULL, NULL, &((object *)0)->field, NULL} }
#define KX_PYATTRIBUTE_FLOAT_RO(name,object,field) \
{ name, KX_PYATTRIBUTE_TYPE_FLOAT, KX_PYATTRIBUTE_RO, 0, 0, 0.f, 0.f, false, offsetof(object,field), 0, 1, NULL, {NULL, NULL, NULL, &((object *)0)->field, NULL} }
#define KX_PYATTRIBUTE_FLOAT_ARRAY_RW(name,min,max,object,field,length) \
{ name, KX_PYATTRIBUTE_TYPE_FLOAT, KX_PYATTRIBUTE_RW, 0, 0, min, max, true, offsetof(object,field), 0, length, NULL, {NULL, NULL, NULL, ((object *)0)->field, NULL} }
#define KX_PYATTRIBUTE_FLOAT_ARRAY_RW_CHECK(name,min,max,object,field,length,function) \
{ name, KX_PYATTRIBUTE_TYPE_FLOAT, KX_PYATTRIBUTE_RW, 0, 0, min, max, true, offsetof(object,field), 0, length, &object::function, {NULL, NULL, NULL, ((object *)0)->field, NULL} }
#define KX_PYATTRIBUTE_FLOAT_ARRAY_RO(name,object,field,length) \
{ name, KX_PYATTRIBUTE_TYPE_FLOAT, KX_PYATTRIBUTE_RO, 0, 0, 0.f, 0.f, false, offsetof(object,field), 0, length, NULL, {NULL, NULL, NULL, ((object *)0)->field, NULL} }
#define KX_PYATTRIBUTE_STRING_RW(name,min,max,clamp,object,field) \
{ name, KX_PYATTRIBUTE_TYPE_STRING, KX_PYATTRIBUTE_RW, min, max, 0.f, 0.f, clamp, offsetof(object,field), 0, 1, NULL, {NULL, NULL, NULL, NULL, &((object *)0)->field} }
#define KX_PYATTRIBUTE_STRING_RW_CHECK(name,min,max,clamp,object,field,function) \
{ name, KX_PYATTRIBUTE_TYPE_STRING, KX_PYATTRIBUTE_RW, min, max, 0.f, 0.f, clamp, offsetof(object,field), 0, 1, &object::function, {NULL, NULL, NULL, NULL, &((object *)0)->field} }
#define KX_PYATTRIBUTE_STRING_RO(name,object,field) \
{ name, KX_PYATTRIBUTE_TYPE_STRING, KX_PYATTRIBUTE_RO, 0, 0, 0.f, 0.f, false, offsetof(object,field), 0, 1 , NULL, {NULL, NULL, NULL, NULL, &((object *)0)->field} }
//Multiple integer
#define KX_PYATTRIBUTE_MINT_RW_CHECK(name,min,max,clamp,object,field,length,function) \
{ name, KX_PYATTRIBUTE_TYPE_INT, KX_PYATTRIBUTE_RW, min, max, 0.f, 0.f, clamp, offsetof(object,field), 0, length, &object::function, {NULL, NULL, &((object *)0)->field, NULL, NULL} }
/*------------------------------
* PyObjectPlus
------------------------------*/
typedef PyTypeObject * PyParentObject; // Define the PyParent Object
class PyObjectPlus : public PyObject
{ // The PyObjectPlus abstract class
Py_Header; // Always start with Py_Header
public:
PyObjectPlus(PyTypeObject *T);
virtual ~PyObjectPlus(); // destructor
static void PyDestructor(PyObject *P) // python wrapper
{
delete ((PyObjectPlus *) P);
};
// void INCREF(void) {
// Py_INCREF(this);
// }; // incref method
// void DECREF(void) {
// Py_DECREF(this);
// }; // decref method
virtual PyObject *_getattr(const char *attr); // _getattr method
static PyObject *__getattr(PyObject * PyObj, char *attr) // This should be the entry in Type.
{
return ((PyObjectPlus*) PyObj)->_getattr(attr);
}
static PyObject *_getattr_self(const PyAttributeDef attrlist[], void *self, const char *attr);
static int _setattr_self(const PyAttributeDef attrlist[], void *self, const char *attr, PyObject *value);
virtual int _delattr(const char *attr);
virtual int _setattr(const char *attr, PyObject *value); // _setattr method
static int __setattr(PyObject *PyObj, // This should be the entry in Type.
char *attr,
PyObject *value)
{
if (!value)
return ((PyObjectPlus*) PyObj)->_delattr(attr);
return ((PyObjectPlus*) PyObj)->_setattr(attr, value);
}
virtual PyObject *_repr(void); // _repr method
static PyObject *__repr(PyObject *PyObj) // This should be the entry in Type.
{
return ((PyObjectPlus*) PyObj)->_repr();
}
// isA methods
bool isA(PyTypeObject *T);
bool isA(const char *mytypename);
PyObject *Py_isA(PyObject *value);
static PyObject *sPy_isA(PyObject *self, PyObject *value)
{
return ((PyObjectPlus*)self)->Py_isA(value);
}
};
PyObject *_getattr_dict(PyObject *pydict, PyMethodDef *meth, PyAttributeDef *attrdef);
#endif // _adr_py_lib_h_
#endif //NO_EXP_PYTHON_EMBEDDING
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