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better example

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This commit is contained in:
Cloud Han 2022-01-25 12:13:04 +08:00
parent 21b748ac84
commit 9b60c4970e
1 changed files with 29 additions and 17 deletions
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46
examples/OpenCLVectorAdd/OpenCLVectorAdd.cpp
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@ -138,26 +138,38 @@ int main()
}
}
const int numLaunchs = 100;
cl_int clN = static_cast<cl_int>(N);
const int numFrames = 10;
const int launchsPerFrame = 10;
constexpr int numLaunchs = numFrames * launchsPerFrame;
std::vector<cl_event> kernelLaunchEvts;
kernelLaunchEvts.reserve(numLaunchs);
for (int i = 0; i < numLaunchs; ++i)
for (int i = 0; i < numFrames; ++i)
{
int n_value = static_cast<int>(N);
ZoneScopedN("VectorAdd Kernel Launch");
TracyCLZoneC(tracyCLCtx, "VectorAdd Kernel", tracy::Color::Blue4);
FrameMark;
for (int j = 0; j < launchsPerFrame; ++j) {
ZoneScopedN("VectorAdd Kernel Launch");
TracyCLZoneC(tracyCLCtx, "VectorAdd Kernel", tracy::Color::Blue4);
CL_ASSERT(clSetKernelArg(vectorAddKernel, 0, sizeof(cl_mem), &bufferC));
CL_ASSERT(clSetKernelArg(vectorAddKernel, 1, sizeof(cl_mem), &bufferA));
CL_ASSERT(clSetKernelArg(vectorAddKernel, 2, sizeof(cl_mem), &bufferB));
CL_ASSERT(clSetKernelArg(vectorAddKernel, 3, sizeof(int), &n_value));
CL_ASSERT(clSetKernelArg(vectorAddKernel, 0, sizeof(cl_mem), &bufferC));
CL_ASSERT(clSetKernelArg(vectorAddKernel, 1, sizeof(cl_mem), &bufferA));
CL_ASSERT(clSetKernelArg(vectorAddKernel, 2, sizeof(cl_mem), &bufferB));
CL_ASSERT(clSetKernelArg(vectorAddKernel, 3, sizeof(cl_int), &clN));
cl_event vectorAddKernelEvent;
CL_ASSERT(clEnqueueNDRangeKernel(commandQueue, vectorAddKernel, 1, nullptr, &N, nullptr, 0, nullptr, &vectorAddKernelEvent));
TracyCLZoneSetEvent(vectorAddKernelEvent);
CL_ASSERT(clRetainEvent(vectorAddKernelEvent));
kernelLaunchEvts.push_back(vectorAddKernelEvent);
std::cout << "VectorAdd Kernel Enqueued" << std::endl;
cl_event vectorAddKernelEvent;
CL_ASSERT(clEnqueueNDRangeKernel(commandQueue, vectorAddKernel, 1, nullptr, &N, nullptr, 0, nullptr, &vectorAddKernelEvent));
TracyCLZoneSetEvent(vectorAddKernelEvent);
CL_ASSERT(clRetainEvent(vectorAddKernelEvent));
kernelLaunchEvts.push_back(vectorAddKernelEvent);
std::cout << "VectorAdd Kernel Enqueued" << std::endl;
}
{
// Wait frame events to be finished
ZoneScopedN("clFinish");
CL_ASSERT(clFinish(commandQueue));
}
// You should collect on each 'frame' ends, so that streaming can be achieved.
TracyCLCollect(tracyCLCtx);
}
{
@ -188,8 +200,8 @@ int main()
}) / (durations.size() - 1.0f);
std::cout << "VectorAdd runtime avg: " << avg << "us, std: " << sqrt(stddev2) << "us over " << numLaunchs << " runs." << std::endl;
TracyCLCollect(tracyCLCtx);
// Use blocking collect will ensure all queued events is finished
TracyCLBlockingCollect(tracyCLCtx);
{
ZoneScopedN("Checking results");