public void SetupCounters()
{
if (Configuration.AMDGPUPerf == false)
{
return;
}
uint count;
var status = GPUPerfAPI.GPA.GPA_GetNumCounters(out count);
Console.WriteLine("Got " + count + " performance counters");
counters = new AMDGPUCounter[count];
for (uint i = 0; i < count; ++i)
{
GPUPerfAPI.GPA_Type type;
GPUPerfAPI.GPA_Usage_Type usage;
string description;
string name;
GPUPerfAPI.GPA.GPA_GetCounterDataType(i, out type);
GPUPerfAPI.GPA.GPA_GetCounterDescription(i, out description);
GPUPerfAPI.GPA.GPA_GetCounterName(i, out name);
GPUPerfAPI.GPA.GPA_GetCounterUsageType(i, out usage);
counters[i] = new AMDGPUCounter(i, type, usage, name, description);
dictionary[name] = counters[i];
Console.WriteLine(counters[i].ToString());
}
Console.WriteLine("----");
// All are GPA_TYPE_FLOAT64
// GPA_USAGE_TYPE_MILLISECONDS
GPUPerfAPI.GPA.GPA_EnableCounter(dictionary["GPUTime"].Index);
// GPA_USAGE_TYPE_PERCENTAGE
GPUPerfAPI.GPA.GPA_EnableCounter(dictionary["GPUBusy"].Index);
//GPUPerfAPI.GPA.GPA_EnableCounter(dictionary["TessellatorBusy"].Index);
GPUPerfAPI.GPA.GPA_EnableCounter(dictionary["ShaderBusy"].Index);
GPUPerfAPI.GPA.GPA_EnableCounter(dictionary["ShaderBusyVS"].Index);
//GPUPerfAPI.GPA.GPA_EnableCounter(dictionary["ShaderBusyHS"].Index);
//GPUPerfAPI.GPA.GPA_EnableCounter(dictionary["ShaderBusyDS"].Index);
//GPUPerfAPI.GPA.GPA_EnableCounter(dictionary["ShaderBusyGS"].Index);
GPUPerfAPI.GPA.GPA_EnableCounter(dictionary["ShaderBusyPS"].Index);
GPUPerfAPI.GPA.GPA_EnableCounter(dictionary["PSTexBusy"].Index);
GPUPerfAPI.GPA.GPA_EnableCounter(dictionary["PSExportStalls"].Index);
GPUPerfAPI.GPA.GPA_EnableCounter(dictionary["PSTexInstCount"].Index);
GPUPerfAPI.GPA.GPA_EnableCounter(dictionary["PSPixelsIn"].Index);
GPUPerfAPI.GPA.GPA_EnableCounter(dictionary["PSPixelsOut"].Index);
GPUPerfAPI.GPA.GPA_EnableCounter(dictionary["HiZQuadsCulled"].Index);
GPUPerfAPI.GPA.GPA_EnableCounter(dictionary["ZUnitStalled"].Index);
GPUPerfAPI.GPA.GPA_GetPassCount(out requiredPassCount);
Console.WriteLine("NumPasses = " + requiredPassCount);
}
public void GetSessionResults(uint sessionId)
{
if (Configuration.AMDGPUPerf == false)
{
return;
}
uint sampleCount = 0;
GPUPerfAPI.GPA.GPA_GetSampleCount(sessionId, out sampleCount);
for (uint sample = 0; sample < sampleCount; ++sample)
{
uint counterCount;
GPUPerfAPI.GPA.GPA_GetEnabledCount(out counterCount);
for (uint j = 0; j < counterCount; ++j)
{
uint index;
GPUPerfAPI.GPA.GPA_GetEnabledIndex(j, out index);
AMDGPUCounter counter = counters[index];
GPUPerfAPI.GPA.GPA_GetSampleFloat64(sessionId, sample, index, out counter.DoubleValue);
}
}
}