forked from bartvdbraak/blender
7bbf4b7831
- spelling - turns out we had tessellation spelt wrong all over. - use \directive for doxy (not @directive) - remove BLI_sparsemap.h - was from bmesh merge IIRC but entire file commented and not used.
1220 lines
35 KiB
C++
1220 lines
35 KiB
C++
/*
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* ***** BEGIN GPL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
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* All rights reserved.
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*
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* The Original Code is: all of this file.
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*
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* Contributor(s): none yet.
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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/** \file gameengine/Expressions/PyObjectPlus.cpp
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* \ingroup expressions
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*/
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/*------------------------------
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* PyObjectPlus cpp
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*
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* C++ library routines for Crawl 3.2
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*
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* Derived from work by
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* David Redish
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* graduate student
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* Computer Science Department
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* Carnegie Mellon University (CMU)
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* Center for the Neural Basis of Cognition (CNBC)
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* http://www.python.org/doc/PyCPP.html
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*
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------------------------------*/
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#include <stdlib.h>
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#include <stddef.h>
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#include "PyObjectPlus.h"
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#include "STR_String.h"
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#include "MT_Vector3.h"
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#include "MEM_guardedalloc.h"
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PyObjectPlus::~PyObjectPlus()
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{
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#ifdef WITH_PYTHON
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if(m_proxy) {
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BGE_PROXY_REF(m_proxy)= NULL;
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Py_DECREF(m_proxy); /* Remove own reference, python may still have 1 */
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}
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// assert(ob_refcnt==0);
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#endif
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}
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PyObjectPlus::PyObjectPlus() : SG_QList() // constructor
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{
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#ifdef WITH_PYTHON
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m_proxy= NULL;
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#endif
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};
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void PyObjectPlus::ProcessReplica()
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{
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#ifdef WITH_PYTHON
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/* Clear the proxy, will be created again if needed with GetProxy()
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* otherwise the PyObject will point to the wrong reference */
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m_proxy= NULL;
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#endif
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}
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/* Sometimes we might want to manually invalidate a BGE type even if
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* it hasnt been released by the BGE, say for example when an object
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* is removed from a scene, accessing it may cause problems.
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*
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* In this case the current proxy is made invalid, disowned,
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* and will raise an error on access. However if python can get access
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* to this class again it will make a new proxy and work as expected.
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*/
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void PyObjectPlus::InvalidateProxy() // check typename of each parent
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{
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#ifdef WITH_PYTHON
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if(m_proxy) {
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BGE_PROXY_REF(m_proxy)=NULL;
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Py_DECREF(m_proxy);
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m_proxy= NULL;
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}
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#endif
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}
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#ifdef WITH_PYTHON
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/*------------------------------
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* PyObjectPlus Type -- Every class, even the abstract one should have a Type
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------------------------------*/
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PyTypeObject PyObjectPlus::Type = {
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PyVarObject_HEAD_INIT(NULL, 0)
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"PyObjectPlus", /*tp_name*/
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sizeof(PyObjectPlus_Proxy), /*tp_basicsize*/
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0, /*tp_itemsize*/
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/* methods */
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py_base_dealloc, /* tp_dealloc */
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0, /* printfunc tp_print; */
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0, /* getattrfunc tp_getattr; */
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0, /* setattrfunc tp_setattr; */
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0, /* tp_compare */ /* DEPRECATED in python 3.0! */
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py_base_repr, /* tp_repr */
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0,0,0,0,0,0,0,0,0, /* Method suites for standard classes */
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Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,/* long tp_flags; */
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0,0,0,0,
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/* weak reference enabler */
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#ifdef USE_WEAKREFS
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offsetof(PyObjectPlus_Proxy, in_weakreflist), /* long tp_weaklistoffset; */
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#else
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0,
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#endif
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0,0,
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Methods,
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0,
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0,
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NULL // no subtype
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};
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PyObject *PyObjectPlus::py_base_repr(PyObject *self) // This should be the entry in Type.
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{
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PyObjectPlus *self_plus= BGE_PROXY_REF(self);
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if(self_plus==NULL) {
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PyErr_SetString(PyExc_SystemError, BGE_PROXY_ERROR_MSG);
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return NULL;
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}
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return self_plus->py_repr();
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}
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PyObject * PyObjectPlus::py_base_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
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{
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PyTypeObject *base_type;
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PyObjectPlus_Proxy *base = NULL;
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if (!PyArg_ParseTuple(args, "O:Base PyObjectPlus", &base))
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return NULL;
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/* the 'base' PyObject may be subclassed (multiple times even)
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* we need to find the first C++ defined class to check 'type'
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* is a subclass of the base arguments type.
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*
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* This way we can share one tp_new function for every PyObjectPlus
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*
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* eg.
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*
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* # CustomOb is called 'type' in this C code
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* class CustomOb(GameTypes.KX_GameObject):
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* pass
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*
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* # this calls py_base_new(...), the type of 'CustomOb' is checked to be a subclass of the 'cont.owner' type
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* ob = CustomOb(cont.owner)
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*
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* */
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base_type= Py_TYPE(base);
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while(base_type && !BGE_PROXY_CHECK_TYPE(base_type))
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base_type= base_type->tp_base;
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if(base_type==NULL || !BGE_PROXY_CHECK_TYPE(base_type)) {
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PyErr_SetString(PyExc_TypeError, "can't subclass from a blender game type because the argument given is not a game class or subclass");
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return NULL;
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}
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/* use base_type rather than Py_TYPE(base) because we could already be subtyped */
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if(!PyType_IsSubtype(type, base_type)) {
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PyErr_Format(PyExc_TypeError, "can't subclass blender game type <%s> from <%s> because it is not a subclass", base_type->tp_name, type->tp_name);
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return NULL;
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}
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/* invalidate the existing base and return a new subclassed one,
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* this is a bit dodgy in that it also attaches its self to the existing object
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* which is not really 'correct' python OO but for our use its OK. */
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PyObjectPlus_Proxy *ret = (PyObjectPlus_Proxy *) type->tp_alloc(type, 0); /* starts with 1 ref, used for the return ref' */
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ret->ref= base->ref;
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ret->ptr= base->ptr;
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ret->py_owns= base->py_owns;
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ret->py_ref = base->py_ref;
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if (ret->py_ref) {
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base->ref= NULL; /* invalidate! disallow further access */
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base->ptr = NULL;
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if (ret->ref)
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ret->ref->m_proxy= NULL;
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/* 'base' may be free'd after this func finished but not necessarily
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* there is no reference to the BGE data now so it will throw an error on access */
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Py_DECREF(base);
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if (ret->ref) {
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ret->ref->m_proxy= (PyObject *)ret; /* no need to add a ref because one is added when creating. */
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Py_INCREF(ret); /* we return a new ref but m_proxy holds a ref so we need to add one */
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}
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} else {
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// generic structures don't hold a reference to this proxy, so don't increment ref count
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if (ret->py_owns)
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// but if the proxy owns the structure, there can be only one owner
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base->ptr= NULL;
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}
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return (PyObject *)ret;
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}
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/**
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* \param self A PyObjectPlus_Proxy
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*/
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void PyObjectPlus::py_base_dealloc(PyObject *self) // python wrapper
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{
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#ifdef USE_WEAKREFS
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if (BGE_PROXY_WKREF(self) != NULL)
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PyObject_ClearWeakRefs((PyObject *) self);
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#endif
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if (BGE_PROXY_PYREF(self)) {
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PyObjectPlus *self_plus= BGE_PROXY_REF(self);
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if(self_plus) {
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if(BGE_PROXY_PYOWNS(self)) { /* Does python own this?, then delete it */
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self_plus->m_proxy = NULL; /* Need this to stop ~PyObjectPlus from decrefing m_proxy otherwise its decref'd twice and py-debug crashes */
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delete self_plus;
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}
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BGE_PROXY_REF(self)= NULL; // not really needed
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}
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// the generic pointer is not deleted directly, only through self_plus
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BGE_PROXY_PTR(self)= NULL; // not really needed
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} else {
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void *ptr= BGE_PROXY_PTR(self);
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if(ptr) {
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if(BGE_PROXY_PYOWNS(self)) { /* Does python own this?, then delete it */
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// generic structure owned by python MUST be created though MEM_alloc
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MEM_freeN(ptr);
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}
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BGE_PROXY_PTR(self)= NULL; // not really needed
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}
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}
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#if 0
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/* is ok normally but not for subtyping, use tp_free instead. */
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PyObject_DEL( self );
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#else
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Py_TYPE(self)->tp_free(self);
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#endif
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};
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/*------------------------------
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* PyObjectPlus Methods -- Every class, even the abstract one should have a Methods
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------------------------------*/
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PyMethodDef PyObjectPlus::Methods[] = {
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{NULL, NULL} /* Sentinel */
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};
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#define attr_invalid (&(PyObjectPlus::Attributes[0]))
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PyAttributeDef PyObjectPlus::Attributes[] = {
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KX_PYATTRIBUTE_RO_FUNCTION("invalid", PyObjectPlus, pyattr_get_invalid),
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{NULL} //Sentinel
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};
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PyObject* PyObjectPlus::pyattr_get_invalid(void *self_v, const KX_PYATTRIBUTE_DEF *attrdef)
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{
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return PyBool_FromLong(self_v ? 0:1);
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}
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/* note, this is called as a python 'getset, where the PyAttributeDef is the closure */
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PyObject *PyObjectPlus::py_get_attrdef(PyObject *self_py, const PyAttributeDef *attrdef)
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{
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PyObjectPlus *ref= (BGE_PROXY_REF(self_py));
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char* ptr = (attrdef->m_usePtr) ? (char*)BGE_PROXY_PTR(self_py) : (char*)ref;
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if(ptr == NULL || (BGE_PROXY_PYREF(self_py) && (ref==NULL || !ref->py_is_valid()))) {
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if(attrdef == attr_invalid)
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Py_RETURN_TRUE; // dont bother running the function
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PyErr_SetString(PyExc_SystemError, BGE_PROXY_ERROR_MSG);
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return NULL;
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}
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if (attrdef->m_type == KX_PYATTRIBUTE_TYPE_DUMMY)
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{
|
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// fake attribute, ignore
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return NULL;
|
|
}
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if (attrdef->m_type == KX_PYATTRIBUTE_TYPE_FUNCTION)
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{
|
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// the attribute has no field correspondence, handover processing to function.
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if (attrdef->m_getFunction == NULL)
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return NULL;
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return (*attrdef->m_getFunction)(ptr, attrdef);
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}
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ptr += attrdef->m_offset;
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if (attrdef->m_length > 1)
|
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{
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PyObject* resultlist = PyList_New(attrdef->m_length);
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for (unsigned int i=0; i<attrdef->m_length; i++)
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{
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switch (attrdef->m_type) {
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case KX_PYATTRIBUTE_TYPE_BOOL:
|
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{
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bool *val = reinterpret_cast<bool*>(ptr);
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ptr += sizeof(bool);
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PyList_SET_ITEM(resultlist,i,PyLong_FromSsize_t(*val));
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break;
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}
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case KX_PYATTRIBUTE_TYPE_SHORT:
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{
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short int *val = reinterpret_cast<short int*>(ptr);
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ptr += sizeof(short int);
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PyList_SET_ITEM(resultlist,i,PyLong_FromSsize_t(*val));
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break;
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}
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case KX_PYATTRIBUTE_TYPE_ENUM:
|
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// enum are like int, just make sure the field size is the same
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if (sizeof(int) != attrdef->m_size)
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{
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Py_DECREF(resultlist);
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return NULL;
|
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}
|
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// walkthrough
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case KX_PYATTRIBUTE_TYPE_INT:
|
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{
|
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int *val = reinterpret_cast<int*>(ptr);
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ptr += sizeof(int);
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PyList_SET_ITEM(resultlist,i,PyLong_FromSsize_t(*val));
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break;
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}
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case KX_PYATTRIBUTE_TYPE_FLOAT:
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{
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float *val = reinterpret_cast<float*>(ptr);
|
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ptr += sizeof(float);
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PyList_SET_ITEM(resultlist,i,PyFloat_FromDouble(*val));
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break;
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}
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default:
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// no support for array of complex data
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Py_DECREF(resultlist);
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return NULL;
|
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}
|
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}
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return resultlist;
|
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}
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else
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{
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switch (attrdef->m_type) {
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case KX_PYATTRIBUTE_TYPE_FLAG:
|
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{
|
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bool bval;
|
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switch (attrdef->m_size) {
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case 1:
|
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{
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unsigned char *val = reinterpret_cast<unsigned char*>(ptr);
|
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bval = (*val & attrdef->m_imin);
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break;
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}
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case 2:
|
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{
|
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unsigned short *val = reinterpret_cast<unsigned short*>(ptr);
|
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bval = (*val & attrdef->m_imin);
|
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break;
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}
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case 4:
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{
|
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unsigned int *val = reinterpret_cast<unsigned int*>(ptr);
|
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bval = (*val & attrdef->m_imin);
|
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break;
|
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}
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default:
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return NULL;
|
|
}
|
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if (attrdef->m_imax)
|
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bval = !bval;
|
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return PyLong_FromSsize_t(bval);
|
|
}
|
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case KX_PYATTRIBUTE_TYPE_BOOL:
|
|
{
|
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bool *val = reinterpret_cast<bool*>(ptr);
|
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return PyLong_FromSsize_t(*val);
|
|
}
|
|
case KX_PYATTRIBUTE_TYPE_SHORT:
|
|
{
|
|
short int *val = reinterpret_cast<short int*>(ptr);
|
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return PyLong_FromSsize_t(*val);
|
|
}
|
|
case KX_PYATTRIBUTE_TYPE_ENUM:
|
|
// enum are like int, just make sure the field size is the same
|
|
if (sizeof(int) != attrdef->m_size)
|
|
{
|
|
return NULL;
|
|
}
|
|
// walkthrough
|
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case KX_PYATTRIBUTE_TYPE_INT:
|
|
{
|
|
int *val = reinterpret_cast<int*>(ptr);
|
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return PyLong_FromSsize_t(*val);
|
|
}
|
|
case KX_PYATTRIBUTE_TYPE_FLOAT:
|
|
{
|
|
float *val = reinterpret_cast<float*>(ptr);
|
|
if (attrdef->m_imin == 0) {
|
|
if (attrdef->m_imax == 0) {
|
|
return PyFloat_FromDouble(*val);
|
|
} else {
|
|
// vector, verify size
|
|
if (attrdef->m_size != attrdef->m_imax*sizeof(float))
|
|
{
|
|
return NULL;
|
|
}
|
|
#ifdef USE_MATHUTILS
|
|
return Vector_CreatePyObject(val, attrdef->m_imax, Py_NEW, NULL);
|
|
#else
|
|
PyObject* resultlist = PyList_New(attrdef->m_imax);
|
|
for (unsigned int i=0; i<attrdef->m_imax; i++)
|
|
{
|
|
PyList_SET_ITEM(resultlist,i,PyFloat_FromDouble(val[i]));
|
|
}
|
|
return resultlist;
|
|
#endif
|
|
}
|
|
} else {
|
|
// matrix case
|
|
if (attrdef->m_size != attrdef->m_imax*attrdef->m_imin*sizeof(float))
|
|
{
|
|
return NULL;
|
|
}
|
|
#ifdef USE_MATHUTILS
|
|
return Matrix_CreatePyObject(val, attrdef->m_imin, attrdef->m_imax, Py_WRAP, NULL);
|
|
#else
|
|
PyObject* collist = PyList_New(attrdef->m_imin);
|
|
for (unsigned int i=0; i<attrdef->m_imin; i++)
|
|
{
|
|
PyObject* col = PyList_New(attrdef->m_imax);
|
|
for (unsigned int j=0; j<attrdef->m_imax; j++)
|
|
{
|
|
PyList_SET_ITEM(col,j,PyFloat_FromDouble(val[j]));
|
|
}
|
|
PyList_SET_ITEM(collist,i,col);
|
|
val += attrdef->m_imax;
|
|
}
|
|
return collist;
|
|
#endif
|
|
}
|
|
}
|
|
case KX_PYATTRIBUTE_TYPE_VECTOR:
|
|
{
|
|
MT_Vector3 *val = reinterpret_cast<MT_Vector3*>(ptr);
|
|
#ifdef USE_MATHUTILS
|
|
float fval[3]= {(*val)[0], (*val)[1], (*val)[2]};
|
|
return Vector_CreatePyObject(fval, 3, Py_NEW, NULL);
|
|
#else
|
|
PyObject* resultlist = PyList_New(3);
|
|
for (unsigned int i=0; i<3; i++)
|
|
{
|
|
PyList_SET_ITEM(resultlist,i,PyFloat_FromDouble((*val)[i]));
|
|
}
|
|
return resultlist;
|
|
#endif
|
|
}
|
|
case KX_PYATTRIBUTE_TYPE_STRING:
|
|
{
|
|
STR_String *val = reinterpret_cast<STR_String*>(ptr);
|
|
return PyUnicode_From_STR_String(*val);
|
|
}
|
|
case KX_PYATTRIBUTE_TYPE_CHAR:
|
|
{
|
|
return PyUnicode_FromString(ptr);
|
|
}
|
|
default:
|
|
return NULL;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
static bool py_check_attr_float(float *var, PyObject *value, const PyAttributeDef *attrdef)
|
|
{
|
|
double val = PyFloat_AsDouble(value);
|
|
if (val == -1.0 && PyErr_Occurred())
|
|
{
|
|
PyErr_Format(PyExc_TypeError, "expected float value for attribute \"%s\"", attrdef->m_name);
|
|
return false;
|
|
}
|
|
if (attrdef->m_clamp)
|
|
{
|
|
if (val < attrdef->m_fmin)
|
|
val = attrdef->m_fmin;
|
|
else if (val > attrdef->m_fmax)
|
|
val = attrdef->m_fmax;
|
|
}
|
|
else if (val < attrdef->m_fmin || val > attrdef->m_fmax)
|
|
{
|
|
PyErr_Format(PyExc_ValueError, "value out of range for attribute \"%s\"", attrdef->m_name);
|
|
return false;
|
|
}
|
|
*var = (float)val;
|
|
return true;
|
|
}
|
|
|
|
/* note, this is called as a python getset */
|
|
int PyObjectPlus::py_set_attrdef(PyObject *self_py, PyObject *value, const PyAttributeDef *attrdef)
|
|
{
|
|
PyObjectPlus *ref= (BGE_PROXY_REF(self_py));
|
|
char* ptr = (attrdef->m_usePtr) ? (char*)BGE_PROXY_PTR(self_py) : (char*)ref;
|
|
if(ref==NULL || !ref->py_is_valid() || ptr==NULL) {
|
|
PyErr_SetString(PyExc_SystemError, BGE_PROXY_ERROR_MSG);
|
|
return PY_SET_ATTR_FAIL;
|
|
}
|
|
|
|
void *undoBuffer = NULL;
|
|
void *sourceBuffer = NULL;
|
|
size_t bufferSize = 0;
|
|
PyObject *item = NULL; // to store object that must be dereferenced in case of error
|
|
PyObject *list = NULL; // to store object that must be dereferenced in case of error
|
|
|
|
ptr += attrdef->m_offset;
|
|
if (attrdef->m_length > 1)
|
|
{
|
|
if (!PySequence_Check(value))
|
|
{
|
|
PyErr_Format(PyExc_TypeError, "expected a sequence for attribute \"%s\"", attrdef->m_name);
|
|
return PY_SET_ATTR_FAIL;
|
|
}
|
|
if (PySequence_Size(value) != attrdef->m_length)
|
|
{
|
|
PyErr_Format(PyExc_TypeError, "incorrect number of elements in sequence for attribute \"%s\"", attrdef->m_name);
|
|
return PY_SET_ATTR_FAIL;
|
|
}
|
|
switch (attrdef->m_type)
|
|
{
|
|
case KX_PYATTRIBUTE_TYPE_FUNCTION:
|
|
if (attrdef->m_setFunction == NULL)
|
|
{
|
|
PyErr_Format(PyExc_AttributeError, "function attribute without function for attribute \"%s\", report to blender.org", attrdef->m_name);
|
|
return PY_SET_ATTR_FAIL;
|
|
}
|
|
return (*attrdef->m_setFunction)(ref, attrdef, value);
|
|
case KX_PYATTRIBUTE_TYPE_BOOL:
|
|
bufferSize = sizeof(bool);
|
|
break;
|
|
case KX_PYATTRIBUTE_TYPE_SHORT:
|
|
bufferSize = sizeof(short int);
|
|
break;
|
|
case KX_PYATTRIBUTE_TYPE_ENUM:
|
|
case KX_PYATTRIBUTE_TYPE_INT:
|
|
bufferSize = sizeof(int);
|
|
break;
|
|
case KX_PYATTRIBUTE_TYPE_FLOAT:
|
|
bufferSize = sizeof(float);
|
|
break;
|
|
default:
|
|
// should not happen
|
|
PyErr_Format(PyExc_AttributeError, "Unsupported attribute type for attribute \"%s\", report to blender.org", attrdef->m_name);
|
|
return PY_SET_ATTR_FAIL;
|
|
}
|
|
// let's implement a smart undo method
|
|
bufferSize *= attrdef->m_length;
|
|
undoBuffer = malloc(bufferSize);
|
|
sourceBuffer = ptr;
|
|
if (undoBuffer)
|
|
{
|
|
memcpy(undoBuffer, sourceBuffer, bufferSize);
|
|
}
|
|
for (int i=0; i<attrdef->m_length; i++)
|
|
{
|
|
item = PySequence_GetItem(value, i); /* new ref */
|
|
switch (attrdef->m_type)
|
|
{
|
|
case KX_PYATTRIBUTE_TYPE_BOOL:
|
|
{
|
|
bool *var = reinterpret_cast<bool*>(ptr);
|
|
ptr += sizeof(bool);
|
|
if (PyLong_Check(item))
|
|
{
|
|
*var = (PyLong_AsSsize_t(item) != 0);
|
|
}
|
|
else if (PyBool_Check(item))
|
|
{
|
|
*var = (item == Py_True);
|
|
}
|
|
else
|
|
{
|
|
PyErr_Format(PyExc_TypeError, "expected an integer or a bool for attribute \"%s\"", attrdef->m_name);
|
|
goto UNDO_AND_ERROR;
|
|
}
|
|
break;
|
|
}
|
|
case KX_PYATTRIBUTE_TYPE_SHORT:
|
|
{
|
|
short int *var = reinterpret_cast<short int*>(ptr);
|
|
ptr += sizeof(short int);
|
|
if (PyLong_Check(item))
|
|
{
|
|
long val = PyLong_AsSsize_t(item);
|
|
if (attrdef->m_clamp)
|
|
{
|
|
if (val < attrdef->m_imin)
|
|
val = attrdef->m_imin;
|
|
else if (val > attrdef->m_imax)
|
|
val = attrdef->m_imax;
|
|
}
|
|
else if (val < attrdef->m_imin || val > attrdef->m_imax)
|
|
{
|
|
PyErr_Format(PyExc_ValueError, "item value out of range for attribute \"%s\"", attrdef->m_name);
|
|
goto UNDO_AND_ERROR;
|
|
}
|
|
*var = (short int)val;
|
|
}
|
|
else
|
|
{
|
|
PyErr_Format(PyExc_TypeError, "expected an integer for attribute \"%s\"", attrdef->m_name);
|
|
goto UNDO_AND_ERROR;
|
|
}
|
|
break;
|
|
}
|
|
case KX_PYATTRIBUTE_TYPE_ENUM:
|
|
// enum are equivalent to int, just make sure that the field size matches:
|
|
if (sizeof(int) != attrdef->m_size)
|
|
{
|
|
PyErr_Format(PyExc_AttributeError, "Size check error for attribute, \"%s\", report to blender.org", attrdef->m_name);
|
|
goto UNDO_AND_ERROR;
|
|
}
|
|
// walkthrough
|
|
case KX_PYATTRIBUTE_TYPE_INT:
|
|
{
|
|
int *var = reinterpret_cast<int*>(ptr);
|
|
ptr += sizeof(int);
|
|
if (PyLong_Check(item))
|
|
{
|
|
long val = PyLong_AsSsize_t(item);
|
|
if (attrdef->m_clamp)
|
|
{
|
|
if (val < attrdef->m_imin)
|
|
val = attrdef->m_imin;
|
|
else if (val > attrdef->m_imax)
|
|
val = attrdef->m_imax;
|
|
}
|
|
else if (val < attrdef->m_imin || val > attrdef->m_imax)
|
|
{
|
|
PyErr_Format(PyExc_ValueError, "item value out of range for attribute \"%s\"", attrdef->m_name);
|
|
goto UNDO_AND_ERROR;
|
|
}
|
|
*var = (int)val;
|
|
}
|
|
else
|
|
{
|
|
PyErr_Format(PyExc_TypeError, "expected an integer for attribute \"%s\"", attrdef->m_name);
|
|
goto UNDO_AND_ERROR;
|
|
}
|
|
break;
|
|
}
|
|
case KX_PYATTRIBUTE_TYPE_FLOAT:
|
|
{
|
|
float *var = reinterpret_cast<float*>(ptr);
|
|
ptr += sizeof(float);
|
|
double val = PyFloat_AsDouble(item);
|
|
if (val == -1.0 && PyErr_Occurred())
|
|
{
|
|
PyErr_Format(PyExc_TypeError, "expected a float for attribute \"%s\"", attrdef->m_name);
|
|
goto UNDO_AND_ERROR;
|
|
}
|
|
else if (attrdef->m_clamp)
|
|
{
|
|
if (val < attrdef->m_fmin)
|
|
val = attrdef->m_fmin;
|
|
else if (val > attrdef->m_fmax)
|
|
val = attrdef->m_fmax;
|
|
}
|
|
else if (val < attrdef->m_fmin || val > attrdef->m_fmax)
|
|
{
|
|
PyErr_Format(PyExc_ValueError, "item value out of range for attribute \"%s\"", attrdef->m_name);
|
|
goto UNDO_AND_ERROR;
|
|
}
|
|
*var = (float)val;
|
|
break;
|
|
}
|
|
default:
|
|
// should not happen
|
|
PyErr_Format(PyExc_AttributeError, "type check error for attribute \"%s\", report to blender.org", attrdef->m_name);
|
|
goto UNDO_AND_ERROR;
|
|
}
|
|
// finished using item, release
|
|
Py_DECREF(item);
|
|
item = NULL;
|
|
}
|
|
// no error, call check function if any
|
|
if (attrdef->m_checkFunction != NULL)
|
|
{
|
|
if ((*attrdef->m_checkFunction)(ref, attrdef) != 0)
|
|
{
|
|
// if the checing function didnt set an error then set a generic one here so we dont set an error with no exception
|
|
if (PyErr_Occurred()==0)
|
|
PyErr_Format(PyExc_AttributeError, "type check error for attribute \"%s\", reasion unknown", attrdef->m_name);
|
|
|
|
// post check returned an error, restore values
|
|
UNDO_AND_ERROR:
|
|
if (undoBuffer)
|
|
{
|
|
memcpy(sourceBuffer, undoBuffer, bufferSize);
|
|
free(undoBuffer);
|
|
}
|
|
if (item)
|
|
Py_DECREF(item);
|
|
return PY_SET_ATTR_FAIL;
|
|
}
|
|
}
|
|
if (undoBuffer)
|
|
free(undoBuffer);
|
|
return PY_SET_ATTR_SUCCESS;
|
|
}
|
|
else // simple attribute value
|
|
{
|
|
if (attrdef->m_type == KX_PYATTRIBUTE_TYPE_FUNCTION)
|
|
{
|
|
if (attrdef->m_setFunction == NULL)
|
|
{
|
|
PyErr_Format(PyExc_AttributeError, "function attribute without function \"%s\", report to blender.org", attrdef->m_name);
|
|
return PY_SET_ATTR_FAIL;
|
|
}
|
|
return (*attrdef->m_setFunction)(ref, attrdef, value);
|
|
}
|
|
if (attrdef->m_checkFunction != NULL || attrdef->m_type == KX_PYATTRIBUTE_TYPE_VECTOR)
|
|
{
|
|
// post check function is provided, prepare undo buffer
|
|
sourceBuffer = ptr;
|
|
switch (attrdef->m_type)
|
|
{
|
|
case KX_PYATTRIBUTE_TYPE_BOOL:
|
|
bufferSize = sizeof(bool);
|
|
break;
|
|
case KX_PYATTRIBUTE_TYPE_SHORT:
|
|
bufferSize = sizeof(short);
|
|
break;
|
|
case KX_PYATTRIBUTE_TYPE_ENUM:
|
|
case KX_PYATTRIBUTE_TYPE_FLAG:
|
|
case KX_PYATTRIBUTE_TYPE_CHAR:
|
|
bufferSize = attrdef->m_size;
|
|
break;
|
|
case KX_PYATTRIBUTE_TYPE_INT:
|
|
bufferSize = sizeof(int);
|
|
break;
|
|
case KX_PYATTRIBUTE_TYPE_FLOAT:
|
|
bufferSize = sizeof(float);
|
|
if (attrdef->m_imax)
|
|
bufferSize *= attrdef->m_imax;
|
|
if (attrdef->m_imin)
|
|
bufferSize *= attrdef->m_imin;
|
|
break;
|
|
case KX_PYATTRIBUTE_TYPE_STRING:
|
|
sourceBuffer = reinterpret_cast<STR_String*>(ptr)->Ptr();
|
|
if (sourceBuffer)
|
|
bufferSize = strlen(reinterpret_cast<char*>(sourceBuffer))+1;
|
|
break;
|
|
case KX_PYATTRIBUTE_TYPE_VECTOR:
|
|
bufferSize = sizeof(MT_Vector3);
|
|
break;
|
|
default:
|
|
PyErr_Format(PyExc_AttributeError, "unknown type for attribute \"%s\", report to blender.org", attrdef->m_name);
|
|
return PY_SET_ATTR_FAIL;
|
|
}
|
|
if (bufferSize)
|
|
{
|
|
undoBuffer = malloc(bufferSize);
|
|
if (undoBuffer)
|
|
{
|
|
memcpy(undoBuffer, sourceBuffer, bufferSize);
|
|
}
|
|
}
|
|
}
|
|
|
|
switch (attrdef->m_type)
|
|
{
|
|
case KX_PYATTRIBUTE_TYPE_BOOL:
|
|
{
|
|
bool *var = reinterpret_cast<bool*>(ptr);
|
|
if (PyLong_Check(value))
|
|
{
|
|
*var = (PyLong_AsSsize_t(value) != 0);
|
|
}
|
|
else if (PyBool_Check(value))
|
|
{
|
|
*var = (value == Py_True);
|
|
}
|
|
else
|
|
{
|
|
PyErr_Format(PyExc_TypeError, "expected an integer or a bool for attribute \"%s\"", attrdef->m_name);
|
|
goto FREE_AND_ERROR;
|
|
}
|
|
break;
|
|
}
|
|
case KX_PYATTRIBUTE_TYPE_FLAG:
|
|
{
|
|
bool bval;
|
|
if (PyLong_Check(value))
|
|
{
|
|
bval = (PyLong_AsSsize_t(value) != 0);
|
|
}
|
|
else if (PyBool_Check(value))
|
|
{
|
|
bval = (value == Py_True);
|
|
}
|
|
else
|
|
{
|
|
PyErr_Format(PyExc_TypeError, "expected an integer or a bool for attribute \"%s\"", attrdef->m_name);
|
|
goto FREE_AND_ERROR;
|
|
}
|
|
if (attrdef->m_imax)
|
|
bval = !bval;
|
|
switch (attrdef->m_size) {
|
|
case 1:
|
|
{
|
|
unsigned char *val = reinterpret_cast<unsigned char*>(ptr);
|
|
*val = (*val & ~attrdef->m_imin) | ((bval)?attrdef->m_imin:0);
|
|
break;
|
|
}
|
|
case 2:
|
|
{
|
|
unsigned short *val = reinterpret_cast<unsigned short*>(ptr);
|
|
*val = (*val & ~attrdef->m_imin) | ((bval)?attrdef->m_imin:0);
|
|
break;
|
|
}
|
|
case 4:
|
|
{
|
|
unsigned int *val = reinterpret_cast<unsigned int*>(ptr);
|
|
*val = (*val & ~attrdef->m_imin) | ((bval)?attrdef->m_imin:0);
|
|
break;
|
|
}
|
|
default:
|
|
PyErr_Format(PyExc_TypeError, "internal error: unsupported flag field \"%s\"", attrdef->m_name);
|
|
goto FREE_AND_ERROR;
|
|
}
|
|
break;
|
|
}
|
|
case KX_PYATTRIBUTE_TYPE_SHORT:
|
|
{
|
|
short int *var = reinterpret_cast<short int*>(ptr);
|
|
if (PyLong_Check(value))
|
|
{
|
|
long val = PyLong_AsSsize_t(value);
|
|
if (attrdef->m_clamp)
|
|
{
|
|
if (val < attrdef->m_imin)
|
|
val = attrdef->m_imin;
|
|
else if (val > attrdef->m_imax)
|
|
val = attrdef->m_imax;
|
|
}
|
|
else if (val < attrdef->m_imin || val > attrdef->m_imax)
|
|
{
|
|
PyErr_Format(PyExc_ValueError, "value out of range for attribute \"%s\"", attrdef->m_name);
|
|
goto FREE_AND_ERROR;
|
|
}
|
|
*var = (short int)val;
|
|
}
|
|
else
|
|
{
|
|
PyErr_Format(PyExc_TypeError, "expected an integer for attribute \"%s\"", attrdef->m_name);
|
|
goto FREE_AND_ERROR;
|
|
}
|
|
break;
|
|
}
|
|
case KX_PYATTRIBUTE_TYPE_ENUM:
|
|
// enum are equivalent to int, just make sure that the field size matches:
|
|
if (sizeof(int) != attrdef->m_size)
|
|
{
|
|
PyErr_Format(PyExc_AttributeError, "attribute size check error for attribute \"%s\", report to blender.org", attrdef->m_name);
|
|
goto FREE_AND_ERROR;
|
|
}
|
|
// walkthrough
|
|
case KX_PYATTRIBUTE_TYPE_INT:
|
|
{
|
|
int *var = reinterpret_cast<int*>(ptr);
|
|
if (PyLong_Check(value))
|
|
{
|
|
long val = PyLong_AsSsize_t(value);
|
|
if (attrdef->m_clamp)
|
|
{
|
|
if (val < attrdef->m_imin)
|
|
val = attrdef->m_imin;
|
|
else if (val > attrdef->m_imax)
|
|
val = attrdef->m_imax;
|
|
}
|
|
else if (val < attrdef->m_imin || val > attrdef->m_imax)
|
|
{
|
|
PyErr_Format(PyExc_ValueError, "value out of range for attribute \"%s\"", attrdef->m_name);
|
|
goto FREE_AND_ERROR;
|
|
}
|
|
*var = (int)val;
|
|
}
|
|
else
|
|
{
|
|
PyErr_Format(PyExc_TypeError, "expected an integer for attribute \"%s\"", attrdef->m_name);
|
|
goto FREE_AND_ERROR;
|
|
}
|
|
break;
|
|
}
|
|
case KX_PYATTRIBUTE_TYPE_FLOAT:
|
|
{
|
|
float *var = reinterpret_cast<float*>(ptr);
|
|
if (attrdef->m_imin != 0)
|
|
{
|
|
if (attrdef->m_size != attrdef->m_imin*attrdef->m_imax*sizeof(float))
|
|
{
|
|
PyErr_Format(PyExc_TypeError, "internal error: incorrect field size for attribute \"%s\"", attrdef->m_name);
|
|
goto FREE_AND_ERROR;
|
|
}
|
|
if (!PySequence_Check(value) || PySequence_Size(value) != attrdef->m_imin)
|
|
{
|
|
PyErr_Format(PyExc_TypeError, "expected a sequence of [%d][%d] floats for attribute \"%s\"", attrdef->m_imin, attrdef->m_imax, attrdef->m_name);
|
|
goto FREE_AND_ERROR;
|
|
}
|
|
for (int i=0; i<attrdef->m_imin; i++)
|
|
{
|
|
PyObject *list = PySequence_GetItem(value, i); /* new ref */
|
|
if (!PySequence_Check(list) || PySequence_Size(list) != attrdef->m_imax)
|
|
{
|
|
PyErr_Format(PyExc_TypeError, "expected a sequence of [%d][%d] floats for attribute \"%s\"", attrdef->m_imin, attrdef->m_imax, attrdef->m_name);
|
|
goto RESTORE_AND_ERROR;
|
|
}
|
|
for (int j=0; j<attrdef->m_imax; j++)
|
|
{
|
|
item = PySequence_GetItem(list, j); /* new ref */
|
|
if (!py_check_attr_float(var, item, attrdef))
|
|
{
|
|
PyErr_Format(PyExc_TypeError, "expected a sequence of [%d][%d] floats for attribute \"%s\"", attrdef->m_imin, attrdef->m_imax, attrdef->m_name);
|
|
goto RESTORE_AND_ERROR;
|
|
}
|
|
Py_DECREF(item);
|
|
item = NULL;
|
|
++var;
|
|
}
|
|
Py_DECREF(list);
|
|
list = NULL;
|
|
}
|
|
}
|
|
else if (attrdef->m_imax != 0)
|
|
{
|
|
if (attrdef->m_size != attrdef->m_imax*sizeof(float))
|
|
{
|
|
PyErr_Format(PyExc_TypeError, "internal error: incorrect field size for attribute \"%s\"", attrdef->m_name);
|
|
goto FREE_AND_ERROR;
|
|
}
|
|
if (!PySequence_Check(value) || PySequence_Size(value) != attrdef->m_imax)
|
|
{
|
|
PyErr_Format(PyExc_TypeError, "expected a sequence of [%d] floats for attribute \"%s\"", attrdef->m_imax, attrdef->m_name);
|
|
goto FREE_AND_ERROR;
|
|
}
|
|
for (int i=0; i<attrdef->m_imax; i++)
|
|
{
|
|
item = PySequence_GetItem(value, i); /* new ref */
|
|
if (!py_check_attr_float(var, item, attrdef))
|
|
{
|
|
goto RESTORE_AND_ERROR;
|
|
}
|
|
Py_DECREF(item);
|
|
item = NULL;
|
|
++var;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (!py_check_attr_float(var, value, attrdef))
|
|
goto FREE_AND_ERROR;
|
|
}
|
|
break;
|
|
}
|
|
case KX_PYATTRIBUTE_TYPE_VECTOR:
|
|
{
|
|
if (!PySequence_Check(value) || PySequence_Size(value) != 3)
|
|
{
|
|
PyErr_Format(PyExc_TypeError, "expected a sequence of 3 floats for attribute \"%s\"", attrdef->m_name);
|
|
goto FREE_AND_ERROR;
|
|
}
|
|
MT_Vector3 *var = reinterpret_cast<MT_Vector3*>(ptr);
|
|
for (int i=0; i<3; i++)
|
|
{
|
|
item = PySequence_GetItem(value, i); /* new ref */
|
|
double val = PyFloat_AsDouble(item);
|
|
Py_DECREF(item);
|
|
item = NULL;
|
|
if (val == -1.0 && PyErr_Occurred())
|
|
{
|
|
PyErr_Format(PyExc_TypeError, "expected a sequence of 3 floats for attribute \"%s\"", attrdef->m_name);
|
|
goto RESTORE_AND_ERROR;
|
|
}
|
|
else if (attrdef->m_clamp)
|
|
{
|
|
if (val < attrdef->m_fmin)
|
|
val = attrdef->m_fmin;
|
|
else if (val > attrdef->m_fmax)
|
|
val = attrdef->m_fmax;
|
|
}
|
|
else if (val < attrdef->m_fmin || val > attrdef->m_fmax)
|
|
{
|
|
PyErr_Format(PyExc_ValueError, "value out of range for attribute \"%s\"", attrdef->m_name);
|
|
goto RESTORE_AND_ERROR;
|
|
}
|
|
(*var)[i] = (MT_Scalar)val;
|
|
}
|
|
break;
|
|
}
|
|
case KX_PYATTRIBUTE_TYPE_CHAR:
|
|
{
|
|
if (PyUnicode_Check(value))
|
|
{
|
|
Py_ssize_t val_size;
|
|
const char *val = _PyUnicode_AsStringAndSize(value, &val_size);
|
|
strncpy(ptr, val, attrdef->m_size);
|
|
ptr[attrdef->m_size-1] = 0;
|
|
}
|
|
else
|
|
{
|
|
PyErr_Format(PyExc_TypeError, "expected a string for attribute \"%s\"", attrdef->m_name);
|
|
goto FREE_AND_ERROR;
|
|
}
|
|
break;
|
|
}
|
|
case KX_PYATTRIBUTE_TYPE_STRING:
|
|
{
|
|
STR_String *var = reinterpret_cast<STR_String*>(ptr);
|
|
if (PyUnicode_Check(value))
|
|
{
|
|
Py_ssize_t val_len;
|
|
const char *val = _PyUnicode_AsStringAndSize(value, &val_len); /* XXX, should be 'const' but we do a silly trick to have a shorter string */
|
|
if (attrdef->m_clamp)
|
|
{
|
|
if (val_len < attrdef->m_imin)
|
|
{
|
|
// can't increase the length of the string
|
|
PyErr_Format(PyExc_ValueError, "string length too short for attribute \"%s\"", attrdef->m_name);
|
|
goto FREE_AND_ERROR;
|
|
}
|
|
else if (val_len > attrdef->m_imax)
|
|
{
|
|
// trim the string
|
|
var->SetLength(attrdef->m_imax);
|
|
memcpy(var->Ptr(), val, attrdef->m_imax - 1);
|
|
break;
|
|
}
|
|
} else if (val_len < attrdef->m_imin || val_len > attrdef->m_imax)
|
|
{
|
|
PyErr_Format(PyExc_ValueError, "string length out of range for attribute \"%s\"", attrdef->m_name);
|
|
goto FREE_AND_ERROR;
|
|
}
|
|
*var = val;
|
|
}
|
|
else
|
|
{
|
|
PyErr_Format(PyExc_TypeError, "expected a string for attribute \"%s\"", attrdef->m_name);
|
|
goto FREE_AND_ERROR;
|
|
}
|
|
break;
|
|
}
|
|
default:
|
|
// should not happen
|
|
PyErr_Format(PyExc_AttributeError, "unknown type for attribute \"%s\", report to blender.org", attrdef->m_name);
|
|
goto FREE_AND_ERROR;
|
|
}
|
|
}
|
|
// check if post processing is needed
|
|
if (attrdef->m_checkFunction != NULL)
|
|
{
|
|
if ((*attrdef->m_checkFunction)(ref, attrdef) != 0)
|
|
{
|
|
// restore value
|
|
RESTORE_AND_ERROR:
|
|
if (undoBuffer)
|
|
{
|
|
if (attrdef->m_type == KX_PYATTRIBUTE_TYPE_STRING)
|
|
{
|
|
// special case for STR_String: restore the string
|
|
STR_String *var = reinterpret_cast<STR_String*>(ptr);
|
|
*var = reinterpret_cast<char*>(undoBuffer);
|
|
}
|
|
else
|
|
{
|
|
// other field type have direct values
|
|
memcpy(ptr, undoBuffer, bufferSize);
|
|
}
|
|
}
|
|
FREE_AND_ERROR:
|
|
if (undoBuffer)
|
|
free(undoBuffer);
|
|
if (list)
|
|
Py_DECREF(list);
|
|
if (item)
|
|
Py_DECREF(item);
|
|
return 1;
|
|
}
|
|
}
|
|
if (undoBuffer)
|
|
free(undoBuffer);
|
|
return 0;
|
|
}
|
|
|
|
|
|
|
|
/*------------------------------
|
|
* PyObjectPlus repr -- representations
|
|
------------------------------*/
|
|
PyObject *PyObjectPlus::py_repr(void)
|
|
{
|
|
PyErr_SetString(PyExc_SystemError, "Representation not overridden by object.");
|
|
return NULL;
|
|
}
|
|
|
|
PyObject *PyObjectPlus::GetProxyPlus_Ext(PyObjectPlus *self, PyTypeObject *tp, void *ptr)
|
|
{
|
|
if (self->m_proxy==NULL)
|
|
{
|
|
self->m_proxy = reinterpret_cast<PyObject *>PyObject_NEW( PyObjectPlus_Proxy, tp);
|
|
BGE_PROXY_PYOWNS(self->m_proxy) = false;
|
|
BGE_PROXY_PYREF(self->m_proxy) = true;
|
|
#ifdef USE_WEAKREFS
|
|
BGE_PROXY_WKREF(self->m_proxy) = NULL;
|
|
#endif
|
|
}
|
|
//PyObject_Print(self->m_proxy, stdout, 0);
|
|
//printf("ref %d\n", self->m_proxy->ob_refcnt);
|
|
|
|
BGE_PROXY_REF(self->m_proxy) = self; /* Its possible this was set to NULL, so set it back here */
|
|
BGE_PROXY_PTR(self->m_proxy) = ptr;
|
|
Py_INCREF(self->m_proxy); /* we own one, thos ones fore the return */
|
|
return self->m_proxy;
|
|
}
|
|
|
|
PyObject *PyObjectPlus::NewProxyPlus_Ext(PyObjectPlus *self, PyTypeObject *tp, void *ptr, bool py_owns)
|
|
{
|
|
if (!self)
|
|
{
|
|
// in case of proxy without reference to game object
|
|
PyObject* proxy = reinterpret_cast<PyObject *>PyObject_NEW( PyObjectPlus_Proxy, tp);
|
|
BGE_PROXY_PYREF(proxy) = false;
|
|
BGE_PROXY_PYOWNS(proxy) = py_owns;
|
|
BGE_PROXY_REF(proxy) = NULL;
|
|
BGE_PROXY_PTR(proxy) = ptr;
|
|
#ifdef USE_WEAKREFS
|
|
BGE_PROXY_WKREF(proxy) = NULL;
|
|
#endif
|
|
return proxy;
|
|
}
|
|
if (self->m_proxy)
|
|
{
|
|
if(py_owns)
|
|
{ /* Free */
|
|
BGE_PROXY_REF(self->m_proxy) = NULL;
|
|
Py_DECREF(self->m_proxy);
|
|
self->m_proxy= NULL;
|
|
}
|
|
else {
|
|
Py_INCREF(self->m_proxy);
|
|
return self->m_proxy;
|
|
}
|
|
|
|
}
|
|
|
|
GetProxyPlus_Ext(self, tp, ptr);
|
|
if(py_owns) {
|
|
BGE_PROXY_PYOWNS(self->m_proxy) = py_owns;
|
|
Py_DECREF(self->m_proxy); /* could avoid thrashing here but for now its ok */
|
|
}
|
|
return self->m_proxy;
|
|
}
|
|
|
|
PyObject *PyUnicode_From_STR_String(const STR_String& str)
|
|
{
|
|
return PyUnicode_FromStringAndSize(str.ReadPtr(), str.Length());
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////////////////////////////
|
|
///////////////////////////////////////////////////////////////////////////////////////////////
|
|
/* deprecation warning management */
|
|
|
|
bool PyObjectPlus::m_ignore_deprecation_warnings(false);
|
|
void PyObjectPlus::SetDeprecationWarnings(bool ignoreDeprecationWarnings)
|
|
{
|
|
m_ignore_deprecation_warnings = ignoreDeprecationWarnings;
|
|
}
|
|
|
|
void PyObjectPlus::ShowDeprecationWarning_func(const char* old_way,const char* new_way)
|
|
{
|
|
printf("Method %s is deprecated, please use %s instead.\n", old_way, new_way);
|
|
PyC_LineSpit();
|
|
}
|
|
|
|
void PyObjectPlus::ClearDeprecationWarning()
|
|
{
|
|
WarnLink *wlink_next;
|
|
WarnLink *wlink = GetDeprecationWarningLinkFirst();
|
|
|
|
while(wlink)
|
|
{
|
|
wlink->warn_done= false; /* no need to NULL the link, its cleared before adding to the list next time round */
|
|
wlink_next= reinterpret_cast<WarnLink *>(wlink->link);
|
|
wlink->link= NULL;
|
|
wlink= wlink_next;
|
|
}
|
|
NullDeprecationWarning();
|
|
}
|
|
|
|
WarnLink* m_base_wlink_first= NULL;
|
|
WarnLink* m_base_wlink_last= NULL;
|
|
|
|
WarnLink* PyObjectPlus::GetDeprecationWarningLinkFirst(void) {return m_base_wlink_first;}
|
|
WarnLink* PyObjectPlus::GetDeprecationWarningLinkLast(void) {return m_base_wlink_last;}
|
|
void PyObjectPlus::SetDeprecationWarningFirst(WarnLink* wlink) {m_base_wlink_first= wlink;}
|
|
void PyObjectPlus::SetDeprecationWarningLinkLast(WarnLink* wlink) {m_base_wlink_last= wlink;}
|
|
void PyObjectPlus::NullDeprecationWarning() {m_base_wlink_first= m_base_wlink_last= NULL;}
|
|
|
|
#endif // WITH_PYTHON
|