blob: ff2a41200f12d12191983b233467c0f0e75e64c2 [file] [log] [blame]
//
// Copyright (c) 2014 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// ANGLEPerfTests:
// Base class for google test performance tests
//
#include "ANGLEPerfTest.h"
#include "ANGLEPerfTestArgs.h"
#include "common/platform.h"
#include "third_party/perf/perf_test.h"
#include "util/shader_utils.h"
#include "util/system_utils.h"
#include <cassert>
#include <cmath>
#include <fstream>
#include <iostream>
#include <sstream>
#include <json/json.h>
#if defined(ANGLE_USE_UTIL_LOADER) && defined(ANGLE_PLATFORM_WINDOWS)
# include "util/windows/WGLWindow.h"
#endif // defined(ANGLE_USE_UTIL_LOADER) &&defined(ANGLE_PLATFORM_WINDOWS)
using namespace angle;
namespace
{
constexpr size_t kInitialTraceEventBufferSize = 50000;
constexpr double kMicroSecondsPerSecond = 1e6;
constexpr double kNanoSecondsPerSecond = 1e9;
constexpr double kCalibrationRunTimeSeconds = 1.0;
constexpr double kMaximumRunTimeSeconds = 10.0;
constexpr unsigned int kNumTrials = 3;
struct TraceCategory
{
unsigned char enabled;
const char *name;
};
constexpr TraceCategory gTraceCategories[2] = {
{1, "gpu.angle"},
{1, "gpu.angle.gpu"},
};
void EmptyPlatformMethod(angle::PlatformMethods *, const char *) {}
void OverrideWorkaroundsD3D(angle::PlatformMethods *platform, angle::WorkaroundsD3D *workaroundsD3D)
{
auto *angleRenderTest = static_cast<ANGLERenderTest *>(platform->context);
angleRenderTest->overrideWorkaroundsD3D(workaroundsD3D);
}
angle::TraceEventHandle AddTraceEvent(angle::PlatformMethods *platform,
char phase,
const unsigned char *categoryEnabledFlag,
const char *name,
unsigned long long id,
double timestamp,
int numArgs,
const char **argNames,
const unsigned char *argTypes,
const unsigned long long *argValues,
unsigned char flags)
{
if (!gEnableTrace)
return 0;
// Discover the category name based on categoryEnabledFlag. This flag comes from the first
// parameter of TraceCategory, and corresponds to one of the entries in gTraceCategories.
static_assert(offsetof(TraceCategory, enabled) == 0,
"|enabled| must be the first field of the TraceCategory class.");
const TraceCategory *category = reinterpret_cast<const TraceCategory *>(categoryEnabledFlag);
ANGLERenderTest *renderTest = static_cast<ANGLERenderTest *>(platform->context);
std::vector<TraceEvent> &buffer = renderTest->getTraceEventBuffer();
buffer.emplace_back(phase, category->name, name, timestamp);
return buffer.size();
}
const unsigned char *GetTraceCategoryEnabledFlag(angle::PlatformMethods *platform,
const char *categoryName)
{
if (gEnableTrace)
{
for (const TraceCategory &category : gTraceCategories)
{
if (strcmp(category.name, categoryName) == 0)
{
return &category.enabled;
}
}
}
constexpr static unsigned char kZero = 0;
return &kZero;
}
void UpdateTraceEventDuration(angle::PlatformMethods *platform,
const unsigned char *categoryEnabledFlag,
const char *name,
angle::TraceEventHandle eventHandle)
{
// Not implemented.
}
double MonotonicallyIncreasingTime(angle::PlatformMethods *platform)
{
ANGLERenderTest *renderTest = static_cast<ANGLERenderTest *>(platform->context);
// Move the time origin to the first call to this function, to avoid generating unnecessarily
// large timestamps.
static double origin = renderTest->getTimer()->getAbsoluteTime();
return renderTest->getTimer()->getAbsoluteTime() - origin;
}
void DumpTraceEventsToJSONFile(const std::vector<TraceEvent> &traceEvents,
const char *outputFileName)
{
Json::Value eventsValue(Json::arrayValue);
for (const TraceEvent &traceEvent : traceEvents)
{
Json::Value value(Json::objectValue);
std::stringstream phaseName;
phaseName << traceEvent.phase;
unsigned long long microseconds =
static_cast<unsigned long long>(traceEvent.timestamp * 1000.0 * 1000.0);
value["name"] = traceEvent.name;
value["cat"] = traceEvent.categoryName;
value["ph"] = phaseName.str();
value["ts"] = microseconds;
value["pid"] = "ANGLE";
value["tid"] = strcmp(traceEvent.categoryName, "gpu.angle.gpu") == 0 ? "GPU" : "CPU";
eventsValue.append(value);
}
Json::Value root(Json::objectValue);
root["traceEvents"] = eventsValue;
std::ofstream outFile;
outFile.open(outputFileName);
Json::StyledWriter styledWrite;
outFile << styledWrite.write(root);
outFile.close();
}
} // anonymous namespace
ANGLEPerfTest::ANGLEPerfTest(const std::string &name,
const std::string &suffix,
unsigned int iterationsPerStep)
: mName(name),
mSuffix(suffix),
mTimer(CreateTimer()),
mGPUTimeNs(0),
mSkipTest(false),
mStepsToRun(std::numeric_limits<unsigned int>::max()),
mNumStepsPerformed(0),
mIterationsPerStep(iterationsPerStep),
mRunning(true)
{}
ANGLEPerfTest::~ANGLEPerfTest()
{
SafeDelete(mTimer);
}
void ANGLEPerfTest::run()
{
if (mSkipTest)
{
return;
}
// Calibrate to a fixed number of steps during an initial set time.
if (!gStepsToRunOverride.valid())
{
doRunLoop(kCalibrationRunTimeSeconds);
// Scale steps down according to the time that exeeded one second.
double scale = kCalibrationRunTimeSeconds / mTimer->getElapsedTime();
mStepsToRun = static_cast<size_t>(static_cast<double>(mNumStepsPerformed) * scale);
// Calibration allows the perf test runner script to save some time.
if (gCalibration)
{
printResult("steps", static_cast<size_t>(mStepsToRun), "count", false);
return;
}
}
else
{
mStepsToRun = gStepsToRunOverride.value();
}
// Do another warmup run. Seems to consistently improve results.
doRunLoop(kMaximumRunTimeSeconds);
double totalTime = 0.0;
for (unsigned int trial = 0; trial < kNumTrials; ++trial)
{
doRunLoop(kMaximumRunTimeSeconds);
totalTime += printResults();
}
double average = totalTime / kNumTrials;
std::ostringstream averageString;
averageString << "for " << kNumTrials << " runs";
printResult("average", average, averageString.str(), false);
}
void ANGLEPerfTest::doRunLoop(double maxRunTime)
{
mNumStepsPerformed = 0;
mRunning = true;
mTimer->start();
startTest();
while (mRunning)
{
step();
if (mRunning)
{
++mNumStepsPerformed;
if (mTimer->getElapsedTime() > maxRunTime)
{
mRunning = false;
}
else if (mNumStepsPerformed >= mStepsToRun)
{
mRunning = false;
}
}
}
finishTest();
mTimer->stop();
}
void ANGLEPerfTest::printResult(const std::string &trace,
double value,
const std::string &units,
bool important) const
{
perf_test::PrintResult(mName, mSuffix, trace, value, units, important);
}
void ANGLEPerfTest::printResult(const std::string &trace,
size_t value,
const std::string &units,
bool important) const
{
perf_test::PrintResult(mName, mSuffix, trace, value, units, important);
}
void ANGLEPerfTest::SetUp() {}
void ANGLEPerfTest::TearDown() {}
double ANGLEPerfTest::printResults()
{
double elapsedTimeSeconds[2] = {
mTimer->getElapsedTime(),
mGPUTimeNs * 1e-9,
};
const char *clockNames[2] = {
"wall_time",
"gpu_time",
};
// If measured gpu time is non-zero, print that too.
size_t clocksToOutput = mGPUTimeNs > 0 ? 2 : 1;
double retValue = 0.0;
for (size_t i = 0; i < clocksToOutput; ++i)
{
double secondsPerStep = elapsedTimeSeconds[i] / static_cast<double>(mNumStepsPerformed);
double secondsPerIteration = secondsPerStep / static_cast<double>(mIterationsPerStep);
// Give the result a different name to ensure separate graphs if we transition.
if (secondsPerIteration > 1e-3)
{
double microSecondsPerIteration = secondsPerIteration * kMicroSecondsPerSecond;
retValue = microSecondsPerIteration;
printResult(clockNames[i], microSecondsPerIteration, "us", true);
}
else
{
double nanoSecPerIteration = secondsPerIteration * kNanoSecondsPerSecond;
retValue = nanoSecPerIteration;
printResult(clockNames[i], nanoSecPerIteration, "ns", true);
}
}
return retValue;
}
double ANGLEPerfTest::normalizedTime(size_t value) const
{
return static_cast<double>(value) / static_cast<double>(mNumStepsPerformed);
}
std::string RenderTestParams::suffix() const
{
switch (driver)
{
case angle::GLESDriverType::AngleEGL:
break;
case angle::GLESDriverType::SystemEGL:
return "_native";
case angle::GLESDriverType::SystemWGL:
return "_wgl";
default:
assert(0);
return "_unk";
}
switch (getRenderer())
{
case EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE:
return "_d3d11";
case EGL_PLATFORM_ANGLE_TYPE_D3D9_ANGLE:
return "_d3d9";
case EGL_PLATFORM_ANGLE_TYPE_OPENGL_ANGLE:
return "_gl";
case EGL_PLATFORM_ANGLE_TYPE_OPENGLES_ANGLE:
return "_gles";
case EGL_PLATFORM_ANGLE_TYPE_DEFAULT_ANGLE:
return "_default";
case EGL_PLATFORM_ANGLE_TYPE_VULKAN_ANGLE:
return "_vulkan";
default:
assert(0);
return "_unk";
}
}
ANGLERenderTest::ANGLERenderTest(const std::string &name, const RenderTestParams &testParams)
: ANGLEPerfTest(name, testParams.suffix(), OneFrame() ? 1 : testParams.iterationsPerStep),
mTestParams(testParams),
mGLWindow(nullptr),
mOSWindow(nullptr)
{
// Force fast tests to make sure our slowest bots don't time out.
if (OneFrame())
{
const_cast<RenderTestParams &>(testParams).iterationsPerStep = 1;
}
// Try to ensure we don't trigger allocation during execution.
mTraceEventBuffer.reserve(kInitialTraceEventBufferSize);
switch (testParams.driver)
{
case angle::GLESDriverType::AngleEGL:
mGLWindow = EGLWindow::New(testParams.majorVersion, testParams.minorVersion);
mEntryPointsLib.reset(angle::OpenSharedLibrary(ANGLE_EGL_LIBRARY_NAME));
break;
case angle::GLESDriverType::SystemEGL:
std::cerr << "Not implemented." << std::endl;
mSkipTest = true;
break;
case angle::GLESDriverType::SystemWGL:
#if defined(ANGLE_USE_UTIL_LOADER) && defined(ANGLE_PLATFORM_WINDOWS)
mGLWindow = WGLWindow::New(testParams.majorVersion, testParams.minorVersion);
mEntryPointsLib.reset(angle::OpenSharedLibrary("opengl32"));
#else
std::cout << "WGL driver not available. Skipping test." << std::endl;
mSkipTest = true;
#endif // defined(ANGLE_USE_UTIL_LOADER) && defined(ANGLE_PLATFORM_WINDOWS)
break;
default:
std::cerr << "Error in switch." << std::endl;
mSkipTest = true;
break;
}
}
ANGLERenderTest::~ANGLERenderTest()
{
OSWindow::Delete(&mOSWindow);
GLWindowBase::Delete(&mGLWindow);
}
void ANGLERenderTest::addExtensionPrerequisite(const char *extensionName)
{
mExtensionPrerequisites.push_back(extensionName);
}
void ANGLERenderTest::SetUp()
{
if (mSkipTest)
{
return;
}
ANGLEPerfTest::SetUp();
// Set a consistent CPU core affinity and high priority.
angle::StabilizeCPUForBenchmarking();
mOSWindow = OSWindow::New();
if (!mGLWindow)
{
mSkipTest = true;
return;
}
mPlatformMethods.overrideWorkaroundsD3D = OverrideWorkaroundsD3D;
mPlatformMethods.logError = EmptyPlatformMethod;
mPlatformMethods.logWarning = EmptyPlatformMethod;
mPlatformMethods.logInfo = EmptyPlatformMethod;
mPlatformMethods.addTraceEvent = AddTraceEvent;
mPlatformMethods.getTraceCategoryEnabledFlag = GetTraceCategoryEnabledFlag;
mPlatformMethods.updateTraceEventDuration = UpdateTraceEventDuration;
mPlatformMethods.monotonicallyIncreasingTime = MonotonicallyIncreasingTime;
mPlatformMethods.context = this;
if (!mOSWindow->initialize(mName, mTestParams.windowWidth, mTestParams.windowHeight))
{
mSkipTest = true;
FAIL() << "Failed initializing OSWindow";
// FAIL returns.
}
// Override platform method parameter.
EGLPlatformParameters withMethods = mTestParams.eglParameters;
withMethods.platformMethods = &mPlatformMethods;
if (!mGLWindow->initializeGL(mOSWindow, mEntryPointsLib.get(), withMethods, mConfigParams))
{
mSkipTest = true;
FAIL() << "Failed initializing GL Window";
// FAIL returns.
}
// Disable vsync.
if (!mGLWindow->setSwapInterval(0))
{
mSkipTest = true;
FAIL() << "Failed setting swap interval";
// FAIL returns.
}
if (!areExtensionPrerequisitesFulfilled())
{
mSkipTest = true;
}
if (mSkipTest)
{
return;
}
initializeBenchmark();
if (mTestParams.iterationsPerStep == 0)
{
mSkipTest = true;
FAIL() << "Please initialize 'iterationsPerStep'.";
// FAIL returns.
}
}
void ANGLERenderTest::TearDown()
{
if (!mSkipTest)
{
destroyBenchmark();
}
if (mGLWindow)
{
mGLWindow->destroyGL();
mGLWindow = nullptr;
}
if (mOSWindow)
{
mOSWindow->destroy();
mOSWindow = nullptr;
}
// Dump trace events to json file.
if (gEnableTrace)
{
DumpTraceEventsToJSONFile(mTraceEventBuffer, gTraceFile);
}
ANGLEPerfTest::TearDown();
}
void ANGLERenderTest::step()
{
// Clear events that the application did not process from this frame
Event event;
bool closed = false;
while (popEvent(&event))
{
// If the application did not catch a close event, close now
if (event.Type == Event::EVENT_CLOSED)
{
closed = true;
}
}
if (closed)
{
abortTest();
}
else
{
drawBenchmark();
// Swap is needed so that the GPU driver will occasionally flush its
// internal command queue to the GPU. This is enabled for null back-end
// devices because some back-ends (e.g. Vulkan) also accumulate internal
// command queues.
mGLWindow->swap();
mOSWindow->messageLoop();
}
}
void ANGLERenderTest::startGpuTimer()
{
if (mTestParams.trackGpuTime)
{
glBeginQueryEXT(GL_TIME_ELAPSED_EXT, mTimestampQuery);
}
}
void ANGLERenderTest::stopGpuTimer()
{
if (mTestParams.trackGpuTime)
{
glEndQueryEXT(GL_TIME_ELAPSED_EXT);
uint64_t gpuTimeNs = 0;
glGetQueryObjectui64vEXT(mTimestampQuery, GL_QUERY_RESULT_EXT, &gpuTimeNs);
mGPUTimeNs += gpuTimeNs;
}
}
void ANGLERenderTest::startTest()
{
if (mTestParams.trackGpuTime)
{
glGenQueriesEXT(1, &mTimestampQuery);
mGPUTimeNs = 0;
}
}
void ANGLERenderTest::finishTest()
{
if (mTestParams.trackGpuTime)
{
glDeleteQueriesEXT(1, &mTimestampQuery);
}
if (mTestParams.eglParameters.deviceType != EGL_PLATFORM_ANGLE_DEVICE_TYPE_NULL_ANGLE)
{
glFinish();
}
}
bool ANGLERenderTest::popEvent(Event *event)
{
return mOSWindow->popEvent(event);
}
OSWindow *ANGLERenderTest::getWindow()
{
return mOSWindow;
}
bool ANGLERenderTest::areExtensionPrerequisitesFulfilled() const
{
for (const char *extension : mExtensionPrerequisites)
{
if (!CheckExtensionExists(reinterpret_cast<const char *>(glGetString(GL_EXTENSIONS)),
extension))
{
std::cout << "Test skipped due to missing extension: " << extension << std::endl;
return false;
}
}
return true;
}
void ANGLERenderTest::setWebGLCompatibilityEnabled(bool webglCompatibility)
{
mConfigParams.webGLCompatibility = webglCompatibility;
}
void ANGLERenderTest::setRobustResourceInit(bool enabled)
{
mConfigParams.robustResourceInit = enabled;
}
std::vector<TraceEvent> &ANGLERenderTest::getTraceEventBuffer()
{
return mTraceEventBuffer;
}