public bool Sort(float[] _datas, SortMethod _method)
{
if (_datas.Length < 2)
{
return(false);
}
if (!cs)
{
return(false);
}
GraphicsBuffer buffer;
int count = CreateBuffer(_datas, out buffer);
System.Action <GraphicsBuffer, int> process;
switch (_method)
{
case SortMethod.fastest:
process = Bitonic_fastest;
break;
case SortMethod.NoUsedSharedMemory:
process = Bitonic_NoUseSharedMemort;
break;
default:
process = Bitonic_fastest;
break;
}
process(buffer, count);
BitonicSortData[] stream = new BitonicSortData[count];
buffer.GetData(stream);
buffer.Release();
for (int i = 0; i < _datas.Length; ++i)
{
_datas[i] = stream[i].key;
}
return(true);
}
int CreateBuffer(float[] _datas, out GraphicsBuffer _buffer)
{
int len = Mathf.NextPowerOfTwo(_datas.Length);
BitonicSortData[] stream = new BitonicSortData[len];
for (int i = 0; i < _datas.Length; ++i)
{
stream[i].index = (uint)i;
stream[i].key = _datas[i];
}
for (int i = _datas.Length; i < len; ++i)
{
stream[i].index = (uint)i;
stream[i].key = MIN_FLOAT;
}
_buffer = new GraphicsBuffer(GraphicsBuffer.Target.Structured, len, System.Runtime.InteropServices.Marshal.SizeOf(stream[0]));
_buffer.SetData(stream);
return(len);
}
