public void GetData(RenderContext context)
{
if (this.hasrun == false)
{
return;
}
DeviceContext ctx = context.Context;
for (int i = 0; i < WAIT_MAX; i++)
{
if (context.Context.IsDataAvailable(this.tstart) &&
context.Context.IsDataAvailable(this.tend) &&
context.Context.IsDataAvailable(this.tsdis))
{
Int64 startTime = ctx.GetData <Int64>(this.tstart);
Int64 endTime = ctx.GetData <Int64>(this.tend);
QueryDataTimestampDisjoint data = ctx.GetData <QueryDataTimestampDisjoint>(this.tsdis);
float time = 0.0f;
if (data.Disjoint == false)
{
Int64 delta = endTime - startTime;
float frequency = (float)data.Frequency;
time = ((float)delta / frequency) * 1000.0f;
this.Elapsed = time;
}
return;
}
}
}
static void GatherFrame(MyFrameProfiling frame)
{
QueryDataTimestampDisjoint disjoint = MyImmediateRC.RC.GetData <QueryDataTimestampDisjoint>(frame.m_disjoint.m_query, AsynchronousFlags.DoNotFlush);
#if UNSHARPER
if (!disjoint.Disjoint.value)
#else
if (!disjoint.Disjoint)
#endif
{
var freq = disjoint.Frequency;
double invFreq = 1.0 / (double)freq;
m_timestampStack.Clear();
int stackDepth = 0;
while (frame.m_issued.Count > 0)
{
var q = frame.m_issued.Dequeue();
ulong timestamp;
MyImmediateRC.RC.GetData <ulong>(q.m_query, AsynchronousFlags.DoNotFlush, out timestamp);
if (q.m_info == MyIssuedQueryEnum.BlockStart)
{
stackDepth++;
MyRender11.GetRenderProfiler().GPU_StartProfilingBlock(q.m_tag);
MySimpleProfiler.BeginGPUBlock(q.m_tag);
m_timestampStack.Push(timestamp);
}
else if (q.m_info == MyIssuedQueryEnum.BlockEnd)
{
stackDepth--;
var start = m_timestampStack.Pop();
var time = (timestamp - start) * invFreq;
// tick is 100 nanoseconds = 10^-7 second
MyRender11.GetRenderProfiler().GPU_EndProfilingBlock(0, MyTimeSpan.FromSeconds(time));
MySimpleProfiler.EndGPUBlock(MyTimeSpan.FromSeconds(time));
}
Debug.Assert(stackDepth >= 0);
MyQueryFactory.RelaseTimestampQuery(q.m_query);
}
Debug.Assert(stackDepth == 0);
}
frame.Clear();
}
