void CProtocolDemo::GetRand(CPointDemoBase *pPoint_)
{
// qDebug()<<"xxxxxxxxxxxxxxxxxxxxxxx"<<pPoint_->m_nFunction<<pPoint_->m_strRTDBName;
QVariant Value;
int nType = pPoint_->m_nFunction;
int nMax = pPoint_->m_nPara1;
int nMin = pPoint_->m_nPara2;
int nStep = pPoint_->m_nPara3;
CTagI *pTempTagI = pPoint_->m_pTag;
// qDebug()<<__func__<<"pTempTagI ="<<pTempTagI;
// qDebug()<<"pPoint_->m_pTag"<<pPoint_->m_pTag->GetName();
if (pTempTagI)
{
QString strValue;
if (pTempTagI->GetPointCollection())
{
strValue = pTempTagI->GetProjectValue()->GetVarValue().toString();
}
int m_nLastValue = strValue.toInt();
//功能:生成各种随机数据
//参数:nType生成数据的方式
//返回值:
double fValue=0.0;
// srand(time(NULL));
switch(nType)
{
case 70://常量 参数为:70 常量值
fValue = nMax;
break;
case 72://一定范围内的随机量 参数为:72 最大值 最小值
fValue= rand()%(nMax-nMin)+nMin;
break;
case 74://单调增加 参数为:74 初值 终值 步长(<0 为单调递减)
{
int nStartValue = nMax;
int nEndValue = nMin;
Q_ASSERT(nStartValue <= nEndValue);
m_nLastValue += nStep;
if(m_nLastValue>nEndValue) //不在有效值范围内)
{
m_nLastValue = nStartValue;
}
else if(m_nLastValue<nStartValue)
{
m_nLastValue = nEndValue;
}
}
fValue= m_nLastValue;
break;
case 76://正弦变量 参数为:76 基值 幅值 步长(角度)
{
int nBaseValue = nMax;
int nK = nMin;
fValue = nBaseValue + nK * sin(m_nLastValue*3.14/180.0);
m_nLastValue += nStep;
if(m_nLastValue>360)
{
m_nLastValue -= 360;
}
}
break;
case 78://方波 参数为:78 高值,低值(扫描周期就是方波长度）
if(m_nLastValue>0)
{
fValue = nMax;
}
else
{
fValue = nMin;
}
m_nLastValue = 1 - m_nLastValue;
break;
case 80://遥信量 参数为:80 (扫描周期就是变位周期）
// qDebug()<<"AAAAAAAAAAAAAAAAAAAAAAAAAAAAA"<<pPoint_->m_nFunction<<pPoint_->m_strRTDBName;
m_nLastValue = 1 - m_nLastValue;
fValue=m_nLastValue;
break;
case 82://遥信量 参数为:82 每次变位的可能性(0-100)
{
int nRand= rand()%101;//0--100
// qDebug()<<"ZZZZZZZZz"<<m_nLastValue<<nRand;
if(nRand<nMax)
{
m_nLastValue = 1 - m_nLastValue;
}
fValue=m_nLastValue;
}
break;
default:
Q_ASSERT(false);//("IO变量定义无效:未定义的随机变量取值方式 funcno=100 param1=%d\n",nType);
break;
}
Value.setValue(fValue);
// qDebug()<<"Value_.setValue(fValue);"<<Value;
pTempTagI->SetValue(pPoint_,Value,Value);
}
// return true;
}
void CProtocolDemo::GetMemoryInfo(CPointDemoBase *pPoint_)
{
CTagI *pTempTagI = pPoint_->m_pTag;
if (pTempTagI)
{
double fValue=0.0;
switch(pPoint_->m_nFunction)
{
case 20://物理内存总数
{
QString strTitle_("MemTotal");
QFile file(PROC_MEMINFO);
MEM_OCCUPY m;
if (file.open(QIODevice::ReadOnly| QIODevice::Text))
{
QTextStream in(&file);
QString data = in.readAll();
QStringList lineList = data.split('\n');
for (int i = 0; i < lineList.count(); ++i)
{
if (lineList.at(i).contains(strTitle_))
{
sscanf (lineList.at(i).toStdString().data(), "%s %lu %s", m.name, &m.total, m.name2);
fValue = m.total;
break;
}
}
file.close();
}
}
break;
case 22://物理内存空闲
{
QString strTitle_("MemFree");
QFile file(PROC_MEMINFO);
MEM_OCCUPY m;
if (file.open(QIODevice::ReadOnly| QIODevice::Text))
{
QTextStream in(&file);
QString data = in.readAll();
QStringList lineList = data.split('\n');
for (int i = 0; i < lineList.count(); ++i)
{
if (lineList.at(i).contains(strTitle_))
{
sscanf (lineList.at(i).toStdString().data(), "%s %lu %s", m.name, &m.total, m.name2);
fValue = m.total;
break;
}
}
file.close();
}
}
break;
case 24://物理内存使用
{
QString strTitle_1("MemTotal");
QString strTitle_2("MemFree");
double value1 = 0.0;
double value2 = 0.0;
QFile file(PROC_MEMINFO);
MEM_OCCUPY m;
if (file.open(QIODevice::ReadOnly| QIODevice::Text))
{
QTextStream in(&file);
QString data = in.readAll();
QStringList lineList = data.split('\n');
for (int i = 0; i < lineList.count(); ++i)
{
if (lineList.at(i).contains(strTitle_1))
{
sscanf (lineList.at(i).toStdString().data(), "%s %lu %s", m.name, &m.total, m.name2);
value1 = m.total;
break;
}else if (lineList.at(i).contains(strTitle_2))
{
sscanf (lineList.at(i).toStdString().data(), "%s %lu %s", m.name, &m.total, m.name2);
value2 = m.total;
break;
}
}
file.close();
fValue = value1 - value2;
}
}
break;
case 26://虚内存总数
{
QString strTitle_("VmallocTotal");
QFile file(PROC_MEMINFO);
MEM_OCCUPY m;
if (file.open(QIODevice::ReadOnly| QIODevice::Text))
{
QTextStream in(&file);
QString data = in.readAll();
QStringList lineList = data.split('\n');
for (int i = 0; i < lineList.count(); ++i)
{
if (lineList.at(i).contains(strTitle_))
{
sscanf (lineList.at(i).toStdString().data(), "%s %lu %s", m.name, &m.total, m.name2);
fValue = m.total;
break;
}
}
file.close();
}
}
break;
case 28://虚内存空闲
{
QString strTitle_1("VmallocTotal");
QString strTitle_2("VmallocUsed");
double value1 = 0.0;
double value2 = 0.0;
QFile file(PROC_MEMINFO);
MEM_OCCUPY m;
if (file.open(QIODevice::ReadOnly| QIODevice::Text))
{
QTextStream in(&file);
QString data = in.readAll();
QStringList lineList = data.split('\n');
for (int i = 0; i < lineList.count(); ++i)
{
if (lineList.at(i).contains(strTitle_1))
{
sscanf (lineList.at(i).toStdString().data(), "%s %lu %s", m.name, &m.total, m.name2);
value1 = m.total;
break;
}else if (lineList.at(i).contains(strTitle_2))
{
sscanf (lineList.at(i).toStdString().data(), "%s %lu %s", m.name, &m.total, m.name2);
value2 = m.total;
break;
}
}
file.close();
fValue = value1 - value2;
}
}
break;
case 30://虚内存占用
{
QString strTitle_("VmallocUsed");
QFile file(PROC_MEMINFO);
MEM_OCCUPY m;
if (file.open(QIODevice::ReadOnly| QIODevice::Text))
{
QTextStream in(&file);
QString data = in.readAll();
QStringList lineList = data.split('\n');
for (int i = 0; i < lineList.count(); ++i)
{
if (lineList.at(i).contains(strTitle_))
{
sscanf (lineList.at(i).toStdString().data(), "%s %lu %s", m.name, &m.total, m.name2);
fValue = m.total;
break;
}
}
file.close();
}
}
break;
case 32://文件页总数
break;
case 34://文件页空闲
break;
case 36://文件页占用
break;
case 38://内存占用率
break;
case 40://当前程序占用空间
{
uid_t current_pid = getpid(); //获取进程ID
QString strTitle_("VmallocUsed");
QString filename = QString("/proc/%1/stat").arg(QString::number(current_pid));
qDebug()<<"current pid="<<current_pid;
QFile file(filename);
MEM_OCCUPY m;
if (file.open(QIODevice::ReadOnly| QIODevice::Text))
{
QTextStream in(&file);
QString data = in.readAll();
QStringList lineList = data.split('\n');
for (int i = 0; i < lineList.count(); ++i)
{
if (lineList.at(i).contains(strTitle_))
{
sscanf (lineList.at(i).toStdString().data(), "%s %lu %s", m.name, &m.total, m.name2);
fValue = m.total;
break;
}
}
file.close();
}
}
break;
case 42://内存使用峰值
{
QString strValue;
if (pTempTagI->GetPointCollection())
{
strValue = pTempTagI->GetProjectValue()->GetVarValue().toString();
}
int m_nLastValue = strValue.toInt();
QString strTitle_1("MemTotal");
QString strTitle_2("MemFree");
double value1 = 0.0;
double value2 = 0.0;
QFile file(PROC_MEMINFO);
MEM_OCCUPY m;
if (file.open(QIODevice::ReadOnly| QIODevice::Text))
{
QTextStream in(&file);
QString data = in.readAll();
QStringList lineList = data.split('\n');
for (int i = 0; i < lineList.count(); ++i)
{
if (lineList.at(i).contains(strTitle_1))
{
sscanf (lineList.at(i).toStdString().data(), "%s %lu %s", m.name, &m.total, m.name2);
value1 = m.total;
break;
}else if (lineList.at(i).contains(strTitle_2))
{
sscanf (lineList.at(i).toStdString().data(), "%s %lu %s", m.name, &m.total, m.name2);
value2 = m.total;
break;
}
}
file.close();
if (m_nLastValue < value1-value2)
{
fValue = value1 - value2;
}
}
}
break;
case 44://占用的虚拟内存大小
{
QString strTitle_("VmallocUsed");
QFile file(PROC_MEMINFO);
MEM_OCCUPY m;
if (file.open(QIODevice::ReadOnly| QIODevice::Text))
{
QTextStream in(&file);
QString data = in.readAll();
QStringList lineList = data.split('\n');
for (int i = 0; i < lineList.count(); ++i)
{
if (lineList.at(i).contains(strTitle_))
{
sscanf (lineList.at(i).toStdString().data(), "%s %lu %s", m.name, &m.total, m.name2);
fValue = m.total;
break;
}
}
file.close();
}
}
break;
case 46://占用的虚拟内存峰值
{
QString strValue;
if (pTempTagI->GetPointCollection())
{
strValue = pTempTagI->GetProjectValue()->GetVarValue().toString();
}
int m_nLastValue = strValue.toInt();
QString strTitle_("VmallocUsed");
QFile file(PROC_MEMINFO);
MEM_OCCUPY m;
if (file.open(QIODevice::ReadOnly| QIODevice::Text))
{
QTextStream in(&file);
QString data = in.readAll();
QStringList lineList = data.split('\n');
for (int i = 0; i < lineList.count(); ++i)
{
if (lineList.at(i).contains(strTitle_))
{
sscanf (lineList.at(i).toStdString().data(), "%s %lu %s", m.name, &m.total, m.name2);
if (m_nLastValue < (int)m.total)
{
fValue = m.total;
}
break;
}
}
file.close();
}
}
break;
default:
Q_ASSERT(false);//("IO变量定义无效:未定义的随机变量取值方式 funcno=100 param1=%d\n",nType);
break;
}
QVariant Value(fValue);
// qDebug()<<"Value_.setValue(fValue);"<<Value;
pTempTagI->SetValue(pPoint_,Value,Value);
}
}