private static void GetCSVIndexData(string csvLine, ref CSVIndexData data)
{
var strArr = csvLine.Split(CSV.k_Spliter);
for (int i = 0; i < strArr.Length; ++i)
{
var cur = strArr[i].Trim();
if (cur.Equals(k_CSVHead_Value, System.StringComparison.Ordinal))
{
data.ValueIndex = i;
}
else if (cur.Equals(k_CSVHead_Name, System.StringComparison.Ordinal))
{
data.NameIndex = i;
}
else if (cur.Equals(k_CSVHead_Type, System.StringComparison.Ordinal))
{
data.TypeIndex = i;
}
else
{
UnityEngine.Debug.LogError($"Not support: {cur}");
}
}
}
private bool GetDataCountFromCSV(string csvStr, ref CSVIndexData indexData, out int outCount)
{
indexData.Reset();
int dataCount = 0;
using (System.IO.StringReader strReader = new System.IO.StringReader(csvStr))
{
var line = strReader.ReadLine();
GetCSVIndexData(line, ref indexData);
line = strReader.ReadLine();
while (!string.IsNullOrEmpty(line))
{
++dataCount;
line = strReader.ReadLine();
}
}
outCount = dataCount;
return(true);
}
private NativeArray <Vector4> CreateDataFromCSV(string csvStr, Allocator allocator)
{
int dataCount = 0;
CSVIndexData indexData = new CSVIndexData();
if (!GetDataCountFromCSV(csvStr, ref indexData, out dataCount))
{
return(new NativeArray <Vector4>());
}
if (dataCount <= 0)
{
return(new NativeArray <Vector4>());
}
if (indexData.ValueIndex == -1)
{
return(new NativeArray <Vector4>());
}
var data = new NativeArray <Vector4>(dataCount, allocator, NativeArrayOptions.ClearMemory);
using (System.IO.StringReader strReader = new System.IO.StringReader(csvStr))
{
dataCount = 0;
strReader.ReadLine();
var line = strReader.ReadLine();
while (!string.IsNullOrEmpty(line) && (dataCount < data.Length))
{
var valStr = CSV.GetCSVString(line, indexData.ValueIndex);
if (!string.IsNullOrEmpty(valStr))
{
data[dataCount] = GetValueFromCSV(valStr);
}
++dataCount;
line = strReader.ReadLine();
}
}
return(data);
}
