forked from bartvdbraak/blender
8c16f4c7d0
This patch adds "Less Than" and "Greater Than" evaluation types to the property sensor. The Wiki Docs modifications http://wiki.blender.org/index.php/User:Lordloki/Doc:2.6/Manual/Game_Engine/Logic/Sensors/Property Also, I have attached a screenshot and a blend to check. Reviewers: dfelinto, moguri Reviewed By: moguri Differential Revision: https://developer.blender.org/D476
673 lines
14 KiB
C++
673 lines
14 KiB
C++
/** \file gameengine/Expressions/Value.cpp
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* \ingroup expressions
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*/
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// Value.cpp: implementation of the CValue class.
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// developed at Eindhoven University of Technology, 1997
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// by the OOPS team
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//////////////////////////////////////////////////////////////////////
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/*
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* Copyright (c) 1996-2000 Erwin Coumans <coockie@acm.org>
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*
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* Permission to use, copy, modify, distribute and sell this software
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* and its documentation for any purpose is hereby granted without fee,
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* provided that the above copyright notice appear in all copies and
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* that both that copyright notice and this permission notice appear
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* in supporting documentation. Erwin Coumans makes no
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* representations about the suitability of this software for any
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* purpose. It is provided "as is" without express or implied warranty.
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*
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*/
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#include "Value.h"
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#include "BoolValue.h"
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#include "FloatValue.h"
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#include "IntValue.h"
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#include "VectorValue.h"
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#include "VoidValue.h"
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#include "StringValue.h"
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#include "ErrorValue.h"
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#include "ListValue.h"
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//////////////////////////////////////////////////////////////////////
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// Construction/Destruction
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//////////////////////////////////////////////////////////////////////
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double CValue::m_sZeroVec[3] = {0.0,0.0,0.0};
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#ifdef WITH_PYTHON
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PyTypeObject CValue::Type = {
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PyVarObject_HEAD_INIT(NULL, 0)
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"CValue",
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sizeof(PyObjectPlus_Proxy),
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0,
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py_base_dealloc,
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0,
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0,
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0,
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0,
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py_base_repr,
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0,
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0,0,0,0,0,
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NULL,
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NULL,
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0,
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Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,
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0,0,0,0,0,0,0,
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Methods,
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0,
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0,
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&PyObjectPlus::Type,
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0,0,0,0,0,0,
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py_base_new
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};
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PyMethodDef CValue::Methods[] = {
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{NULL,NULL} //Sentinel
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};
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#endif // WITH_PYTHON
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/*#define CVALUE_DEBUG*/
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#ifdef CVALUE_DEBUG
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int gRefCount;
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struct SmartCValueRef
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{
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CValue *m_ref;
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int m_count;
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SmartCValueRef(CValue *ref)
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{
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m_ref = ref;
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m_count = gRefCount++;
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}
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};
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#include <vector>
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std::vector<SmartCValueRef> gRefList;
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#endif
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#ifdef _DEBUG
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//int gRefCountValue;
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#endif
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CValue::CValue()
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: PyObjectPlus(),
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m_pNamedPropertyArray(NULL),
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m_refcount(1)
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/*
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pre: false
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effect: constucts a CValue
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*/
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{
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//debug(gRefCountValue++) // debugging
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#ifdef _DEBUG
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//gRefCountValue++;
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#ifdef CVALUE_DEBUG
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gRefList.push_back(SmartCValueRef(this));
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#endif
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#endif
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}
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CValue::~CValue()
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/*
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pre:
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effect: deletes the object
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*/
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{
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ClearProperties();
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assertd (m_refcount==0);
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#ifdef CVALUE_DEBUG
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std::vector<SmartCValueRef>::iterator it;
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for (it=gRefList.begin(); it!=gRefList.end(); it++)
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{
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if (it->m_ref == this)
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{
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*it = gRefList.back();
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gRefList.pop_back();
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break;
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}
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}
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#endif
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}
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/* UNUSED */
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#if 0
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#define VALUE_SUB(val1, val2) (val1)->Calc(VALUE_SUB_OPERATOR, val2)
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#define VALUE_MUL(val1, val2) (val1)->Calc(VALUE_MUL_OPERATOR, val2)
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#define VALUE_DIV(val1, val2) (val1)->Calc(VALUE_DIV_OPERATOR, val2)
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#define VALUE_NEG(val1) (val1)->Calc(VALUE_NEG_OPERATOR, val1)
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#define VALUE_POS(val1) (val1)->Calc(VALUE_POS_OPERATOR, val1)
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#endif
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STR_String CValue::op2str(VALUE_OPERATOR op)
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{
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//pre:
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//ret: the stringrepresentation of operator op
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STR_String opmsg;
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switch (op) {
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case VALUE_MOD_OPERATOR:
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opmsg = " % ";
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break;
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case VALUE_ADD_OPERATOR:
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opmsg = " + ";
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break;
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case VALUE_SUB_OPERATOR:
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opmsg = " - ";
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break;
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case VALUE_MUL_OPERATOR:
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opmsg = " * ";
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break;
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case VALUE_DIV_OPERATOR:
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opmsg = " / ";
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break;
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case VALUE_NEG_OPERATOR:
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opmsg = " -";
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break;
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case VALUE_POS_OPERATOR:
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opmsg = " +";
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break;
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case VALUE_AND_OPERATOR:
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opmsg = " & ";
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break;
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case VALUE_OR_OPERATOR:
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opmsg = " | ";
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break;
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case VALUE_EQL_OPERATOR:
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opmsg = " = ";
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break;
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case VALUE_NEQ_OPERATOR:
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opmsg = " != ";
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break;
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case VALUE_NOT_OPERATOR:
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opmsg = " !";
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break;
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default:
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opmsg="Error in Errorhandling routine.";
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// AfxMessageBox("Invalid operator");
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break;
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}
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return opmsg;
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}
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//---------------------------------------------------------------------------------------------------------------------
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// Property Management
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//---------------------------------------------------------------------------------------------------------------------
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//
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// Set property <ioProperty>, overwrites and releases a previous property with the same name if needed
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//
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void CValue::SetProperty(const STR_String & name,CValue* ioProperty)
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{
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if (ioProperty==NULL)
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{ // Check if somebody is setting an empty property
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trace("Warning:trying to set empty property!");
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return;
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}
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if (m_pNamedPropertyArray)
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{ // Try to replace property (if so -> exit as soon as we replaced it)
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CValue* oldval = (*m_pNamedPropertyArray)[name];
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if (oldval)
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oldval->Release();
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}
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else { // Make sure we have a property array
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m_pNamedPropertyArray = new std::map<STR_String,CValue *>;
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}
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// Add property at end of array
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(*m_pNamedPropertyArray)[name] = ioProperty->AddRef();//->Add(ioProperty);
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}
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void CValue::SetProperty(const char* name,CValue* ioProperty)
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{
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if (ioProperty==NULL)
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{ // Check if somebody is setting an empty property
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trace("Warning:trying to set empty property!");
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return;
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}
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if (m_pNamedPropertyArray)
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{ // Try to replace property (if so -> exit as soon as we replaced it)
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CValue* oldval = (*m_pNamedPropertyArray)[name];
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if (oldval)
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oldval->Release();
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}
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else { // Make sure we have a property array
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m_pNamedPropertyArray = new std::map<STR_String,CValue *>;
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}
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// Add property at end of array
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(*m_pNamedPropertyArray)[name] = ioProperty->AddRef();//->Add(ioProperty);
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}
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//
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// Get pointer to a property with name <inName>, returns NULL if there is no property named <inName>
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//
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CValue* CValue::GetProperty(const STR_String & inName)
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{
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if (m_pNamedPropertyArray) {
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std::map<STR_String,CValue*>::iterator it = m_pNamedPropertyArray->find(inName);
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if (it != m_pNamedPropertyArray->end())
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return (*it).second;
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}
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return NULL;
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}
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CValue* CValue::GetProperty(const char *inName)
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{
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if (m_pNamedPropertyArray) {
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std::map<STR_String,CValue*>::iterator it = m_pNamedPropertyArray->find(inName);
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if (it != m_pNamedPropertyArray->end())
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return (*it).second;
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}
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return NULL;
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}
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//
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// Get text description of property with name <inName>, returns an empty string if there is no property named <inName>
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//
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const STR_String& CValue::GetPropertyText(const STR_String & inName)
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{
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const static STR_String sEmpty("");
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CValue *property = GetProperty(inName);
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if (property)
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return property->GetText();
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else
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return sEmpty;
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}
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float CValue::GetPropertyNumber(const STR_String& inName,float defnumber)
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{
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CValue *property = GetProperty(inName);
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if (property)
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return property->GetNumber();
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else
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return defnumber;
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}
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//
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// Remove the property named <inName>, returns true if the property was succesfully removed, false if property was not found or could not be removed
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//
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bool CValue::RemoveProperty(const char *inName)
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{
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// Check if there are properties at all which can be removed
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if (m_pNamedPropertyArray)
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{
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std::map<STR_String,CValue*>::iterator it = m_pNamedPropertyArray->find(inName);
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if (it != m_pNamedPropertyArray->end())
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{
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((*it).second)->Release();
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m_pNamedPropertyArray->erase(it);
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return true;
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}
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}
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return false;
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}
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//
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// Get Property Names
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//
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vector<STR_String> CValue::GetPropertyNames()
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{
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vector<STR_String> result;
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if (!m_pNamedPropertyArray) return result;
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result.reserve(m_pNamedPropertyArray->size());
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std::map<STR_String,CValue*>::iterator it;
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for (it= m_pNamedPropertyArray->begin(); (it != m_pNamedPropertyArray->end()); it++)
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{
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result.push_back((*it).first);
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}
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return result;
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}
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//
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// Clear all properties
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//
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void CValue::ClearProperties()
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{
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// Check if we have any properties
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if (m_pNamedPropertyArray == NULL)
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return;
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// Remove all properties
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std::map<STR_String,CValue*>::iterator it;
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for (it= m_pNamedPropertyArray->begin();(it != m_pNamedPropertyArray->end()); it++)
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{
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CValue* tmpval = (*it).second;
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//STR_String name = (*it).first;
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tmpval->Release();
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}
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// Delete property array
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delete m_pNamedPropertyArray;
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m_pNamedPropertyArray=NULL;
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}
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//
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// Set all properties' modified flag to <inModified>
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//
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void CValue::SetPropertiesModified(bool inModified)
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{
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if (!m_pNamedPropertyArray) return;
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std::map<STR_String,CValue*>::iterator it;
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for (it= m_pNamedPropertyArray->begin();(it != m_pNamedPropertyArray->end()); it++)
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((*it).second)->SetModified(inModified);
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}
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//
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// Check if any of the properties in this value have been modified
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//
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bool CValue::IsAnyPropertyModified()
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{
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if (!m_pNamedPropertyArray) return false;
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std::map<STR_String,CValue*>::iterator it;
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for (it= m_pNamedPropertyArray->begin();(it != m_pNamedPropertyArray->end()); it++)
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if (((*it).second)->IsModified())
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return true;
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return false;
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}
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//
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// Get property number <inIndex>
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//
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CValue* CValue::GetProperty(int inIndex)
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{
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int count=0;
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CValue* result = NULL;
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if (m_pNamedPropertyArray)
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{
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std::map<STR_String,CValue*>::iterator it;
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for (it= m_pNamedPropertyArray->begin(); (it != m_pNamedPropertyArray->end()); it++)
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{
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if (count++ == inIndex)
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{
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result = (*it).second;
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break;
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}
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}
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}
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return result;
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}
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//
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// Get the amount of properties assiocated with this value
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//
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int CValue::GetPropertyCount()
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{
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if (m_pNamedPropertyArray)
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return m_pNamedPropertyArray->size();
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else
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return 0;
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}
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double* CValue::GetVector3(bool bGetTransformedVec)
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{
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assertd(false); // don't get vector from me
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return m_sZeroVec;//::sZero;
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}
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/*---------------------------------------------------------------------------------------------------------------------
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Reference Counting
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---------------------------------------------------------------------------------------------------------------------*/
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//
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// Release a reference to this value (when reference count reaches 0, the value is removed from the heap)
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//
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//
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// Disable reference counting for this value
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//
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void CValue::DisableRefCount()
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{
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assertd(m_refcount == 1);
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m_refcount--;
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//debug(gRefCountValue--);
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#ifdef _DEBUG
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//gRefCountValue--;
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#endif
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m_ValFlags.RefCountDisabled=true;
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}
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void CValue::ProcessReplica() /* was AddDataToReplica in 2.48 */
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{
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m_refcount = 1;
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#ifdef _DEBUG
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//gRefCountValue++;
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#endif
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PyObjectPlus::ProcessReplica();
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m_ValFlags.RefCountDisabled = false;
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/* copy all props */
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if (m_pNamedPropertyArray)
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{
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std::map<STR_String,CValue*> *pOldArray = m_pNamedPropertyArray;
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m_pNamedPropertyArray=NULL;
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std::map<STR_String,CValue*>::iterator it;
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for (it= pOldArray->begin(); (it != pOldArray->end()); it++)
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{
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CValue *val = (*it).second->GetReplica();
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SetProperty((*it).first,val);
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val->Release();
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}
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}
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}
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int CValue::GetValueType()
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{
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return VALUE_NO_TYPE;
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}
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CValue* CValue::FindIdentifier(const STR_String& identifiername)
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{
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CValue* result = NULL;
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int pos = 0;
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// if a dot exists, explode the name into pieces to get the subcontext
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if ((pos=identifiername.Find('.'))>=0)
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{
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const STR_String rightstring = identifiername.Right(identifiername.Length() -1 - pos);
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const STR_String leftstring = identifiername.Left(pos);
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CValue* tempresult = GetProperty(leftstring);
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if (tempresult)
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{
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result=tempresult->FindIdentifier(rightstring);
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}
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} else
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{
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result = GetProperty(identifiername);
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if (result)
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return result->AddRef();
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}
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if (!result)
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{
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// warning here !!!
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result = new CErrorValue(identifiername+" not found");
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}
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return result;
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}
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#ifdef WITH_PYTHON
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PyAttributeDef CValue::Attributes[] = {
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KX_PYATTRIBUTE_RO_FUNCTION("name", CValue, pyattr_get_name),
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{ NULL } //Sentinel
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};
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PyObject *CValue::pyattr_get_name(void *self_v, const KX_PYATTRIBUTE_DEF *attrdef)
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{
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CValue * self = static_cast<CValue *> (self_v);
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return PyUnicode_From_STR_String(self->GetName());
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}
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/**
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* There are 2 reasons this could return NULL
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* - unsupported type.
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* - error converting (overflow).
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*
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* \param do_type_exception Use to skip raising an exception for unknown types.
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*/
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CValue *CValue::ConvertPythonToValue(PyObject *pyobj, const bool do_type_exception, const char *error_prefix)
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{
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CValue *vallie;
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/* refcounting is broking here! - this crashes anyway, just store a python list for KX_GameObject */
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#if 0
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if (PyList_Check(pyobj))
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{
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CListValue* listval = new CListValue();
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bool error = false;
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Py_ssize_t i;
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Py_ssize_t numitems = PyList_GET_SIZE(pyobj);
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for (i=0;i<numitems;i++)
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{
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PyObject *listitem = PyList_GetItem(pyobj,i); /* borrowed ref */
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CValue* listitemval = ConvertPythonToValue(listitem, error_prefix);
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if (listitemval)
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{
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listval->Add(listitemval);
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} else
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{
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error = true;
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}
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}
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if (!error)
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{
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// jippie! could be converted
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vallie = listval;
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} else
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{
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// list could not be converted... bad luck
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listval->Release();
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}
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} else
|
|
#endif
|
|
/* note: Boolean check should go before Int check [#34677] */
|
|
if (PyBool_Check(pyobj))
|
|
{
|
|
vallie = new CBoolValue( (bool)PyLong_AsLongLong(pyobj) );
|
|
} else
|
|
if (PyFloat_Check(pyobj))
|
|
{
|
|
const double tval = PyFloat_AsDouble(pyobj);
|
|
if (tval > (double)FLT_MAX || tval < (double)-FLT_MAX) {
|
|
PyErr_Format(PyExc_OverflowError, "%soverflow converting from float, out of internal range", error_prefix);
|
|
vallie = NULL;
|
|
}
|
|
else {
|
|
vallie = new CFloatValue((float)tval);
|
|
}
|
|
} else
|
|
if (PyLong_Check(pyobj))
|
|
{
|
|
vallie = new CIntValue( (cInt)PyLong_AsLongLong(pyobj) );
|
|
} else
|
|
if (PyUnicode_Check(pyobj))
|
|
{
|
|
vallie = new CStringValue(_PyUnicode_AsString(pyobj),"");
|
|
} else
|
|
if (PyObject_TypeCheck(pyobj, &CValue::Type)) /* Note, don't let these get assigned to GameObject props, must check elsewhere */
|
|
{
|
|
vallie = (static_cast<CValue *>(BGE_PROXY_REF(pyobj)))->AddRef();
|
|
}
|
|
else {
|
|
if (do_type_exception) {
|
|
/* return an error value from the caller */
|
|
PyErr_Format(PyExc_TypeError, "%scould convert python value to a game engine property", error_prefix);
|
|
}
|
|
vallie = NULL;
|
|
}
|
|
return vallie;
|
|
|
|
}
|
|
|
|
PyObject *CValue::ConvertKeysToPython(void)
|
|
{
|
|
if (m_pNamedPropertyArray)
|
|
{
|
|
PyObject *pylist= PyList_New(m_pNamedPropertyArray->size());
|
|
Py_ssize_t i= 0;
|
|
|
|
std::map<STR_String,CValue*>::iterator it;
|
|
for (it= m_pNamedPropertyArray->begin(); (it != m_pNamedPropertyArray->end()); it++)
|
|
{
|
|
PyList_SET_ITEM(pylist, i++, PyUnicode_From_STR_String((*it).first));
|
|
}
|
|
|
|
return pylist;
|
|
}
|
|
else {
|
|
return PyList_New(0);
|
|
}
|
|
}
|
|
|
|
#endif // WITH_PYTHON
|
|
|
|
|
|
///////////////////////////////////////////////////////////////////////////////////////////////
|
|
///////////////////////////////////////////////////////////////////////////////////////////////
|
|
/* These implementations were moved out of the header */
|
|
|
|
void CValue::SetOwnerExpression(class CExpression* expr)
|
|
{
|
|
/* intentionally empty */
|
|
}
|
|
|
|
void CValue::SetColorOperator(VALUE_OPERATOR op)
|
|
{
|
|
/* intentionally empty */
|
|
}
|
|
void CValue::SetValue(CValue* newval)
|
|
{
|
|
// no one should get here
|
|
assertd(newval->GetNumber() == 10121969);
|
|
}
|