void cSimCharSoftFall::Reset()
{
cSimCharacter::Reset();
ResetFallDistCounter();
mPrevCheckPos = GetRootPos();
mFailFallDist = false;
ResetFallContactCounter();
mSumFallContact = 0;
}
bool cSimCharSoftFall::Init(std::shared_ptr<cWorld> world, const tParams& params)
{
bool succ = cSimCharacter::Init(world, params);
ResetFallDistCounter();
mPrevCheckPos = GetRootPos();
mFailFallDist = false;
ResetFallContactCounter();
mSumFallContact = 0;
return succ;
}
bool CXml::GetBasePos()
{
if (NULL == m_pBaseXmlNode)
{
GetRootPos();
}
else
{
m_pXmlNode = m_pBaseXmlNode;
m_pXmlElem = m_pBaseXmlElem;
}
return true;
}
/**************************************************************************
* name : AddElemBeforeCurNode
* description: 在当前节点前添加元素
* input : pszElemName 待添加的元素名
* output : NA
* return : true - 成功，false - 失败
* remark : NA
**************************************************************************/
bool CXml::AddElemBeforeCurNode(const char *pszElemName)
{
CHECK_POINTER(pszElemName, false);
//Tinyxml会管理所有的申请的内存，不需要调用者delete
TiXmlElement *pXmlAddElem = NULL;
try
{
pXmlAddElem = new TiXmlElement(pszElemName);
}
catch (...)
{
pXmlAddElem = NULL;
return false;//lint !e438
}
CHECK_POINTER(pXmlAddElem, false);//lint !e774
if (NULL == m_pXmlNode)
{
if (NULL == m_pXMlDoc)
{
SAFE_NEW(m_pXMlDoc, TiXmlDocument);//lint !e774
}
CHECK_POINTER(m_pXMlDoc, false);//lint !e774
(void)(m_pXMlDoc->LinkEndChild(pXmlAddElem));
GetRootPos();
return true;
}
// 判断指针是否为空
CHECK_POINTER(m_pXmlNode, false); //lint !e774
TiXmlNode *pParent = m_pXmlNode->Parent();
CHECK_POINTER(pParent,false);
TiXmlNode *pXmlNode = pParent->InsertBeforeChild(m_pXmlNode,(*pXmlAddElem));
if (NULL == pXmlNode)
{
return false;
}
m_pXmlNode = pXmlNode;
m_pXmlElem = m_pXmlNode->ToElement();
return true;
}
void cSimCharSoftFall::UpdateFallDistCheck(double time_step)
{
mFallDistCounter -= time_step;
if (mFallDistCounter <= 0)
{
tVector root_pos = GetRootPos();
tVector dist = root_pos - mPrevCheckPos;
if (dist.squaredNorm() < gMaxFallDist * gMaxFallDist)
{
mFailFallDist = true;
}
mPrevCheckPos = root_pos;
ResetFallDistCounter();
}
}
/**************************************************************************
* name : Load
* description: 加载一个xml文件
* input : NA
* output : NA
* return : true - 成功，false - 失败
* remark : NA
**************************************************************************/
bool CXml::Load(TiXmlEncoding encode)
{
CHECK_POINTER(m_pszFileName, false);
SAFE_NEW(m_pXMlDoc, TiXmlDocument);//lint !e774
// 判断指针是否为空
CHECK_POINTER(m_pXMlDoc, false); //lint !e774
if (m_pXMlDoc->LoadFile(m_pszFileName, encode))
{
GetRootPos();
return true;
}
return false;
}
/**************************************************************************
* name : Parse
* description: 解析一个xml流到xml文件
* input : pszStream xml流
* output : NA
* return : true - 成功，false - 失败
* remark : NA
**************************************************************************/
bool CXml::Parse(const char *pszStream, TiXmlEncoding encode)
{
CHECK_POINTER(pszStream, false);
//songyiqun
SAFE_DELETE(m_pXMlDoc);
SAFE_NEW(m_pXMlDoc, TiXmlDocument);//lint !e774
CHECK_POINTER(m_pXMlDoc, false);//lint !e774
//TIXML_ENCODING_LEGACY为Tinyxml使用的编码方式
(void)(m_pXMlDoc->Parse(pszStream, NULL, encode));
if (0 != m_pXMlDoc->Error())
{
return false;
}
GetRootPos();
return true;
}
