public object GetResult()
{
FormatConfigTable();
ProbabilityFormatedItem item = null;
float rand = Random(m_TotalProbability);
for (int i = 0; i < m_FormatedTable.Count; ++i)
{
item = m_FormatedTable[i];
if (rand > item.from && rand <= item.to)
{
//命中
return(m_ConfigTable[item.index].data);
}
}
return(null);
}
void FormatConfigTable()
{
if (!m_Dirty)
{
return;
}
m_Dirty = false;
if (m_FormatedTable == null)
{
m_FormatedTable = new List <ProbabilityFormatedItem>();
}
else
{
m_FormatedTable.Clear();
}
ProbabilityFormatedItem item = null;
float totalProbability = 0;
float last = 0;
for (int i = 0; i < m_ConfigTable.Count; ++i)
{
last = totalProbability;
totalProbability += m_ConfigTable[i].probability;
item = new ProbabilityFormatedItem();
item.from = last;
item.to = totalProbability;
item.index = i;
m_FormatedTable.Add(item);
}
m_TotalProbability = totalProbability;
}
