kc3-lang/angle/src/tests/capture_replay_tests/CaptureReplayTests.cpp

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• Hash : 2f3e4db8
  Author :
  Date : 2021-09-02T10:31:13
  

  Capture/Replay: Serialize trace metadata to a JSON file.
  
  This will allow us to remove more code auto-generation for the trace
  tests. The trace info now can be loaded directly from JSON instead of
  from the autogenerated information.
  
  Bug: angleproject:5133
  Change-Id: I04e22b9279b19282df274bc8defcd363d0449111
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/3140218
  Commit-Queue: Jamie Madill <jmadill@chromium.org>
  Reviewed-by: Tim Van Patten <timvp@google.com>
  Reviewed-by: Cody Northrop <cnorthrop@google.com>
  

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• src/tests/capture_replay_tests/CaptureReplayTests.cpp

• //
  // Copyright 2020 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.
  //
  // CaptureReplayTest.cpp:
  //   Application that runs replay for testing of capture replay
  //
  
  #include "common/debug.h"
  #include "common/system_utils.h"
  #include "util/EGLPlatformParameters.h"
  #include "util/EGLWindow.h"
  #include "util/OSWindow.h"
  
  #include <stdint.h>
  #include <string.h>
  #include <fstream>
  #include <functional>
  #include <iostream>
  #include <list>
  #include <memory>
  #include <ostream>
  #include <string>
  #include <utility>
  
  #include "util/capture/frame_capture_test_utils.h"
  
  constexpr char kResultTag[] = "*RESULT";
  constexpr char kTracePath[] = ANGLE_CAPTURE_REPLAY_TEST_NAMES_PATH;
  
  class CaptureReplayTests
  {
    public:
      CaptureReplayTests()
      {
          // Load EGL library so we can initialize the display.
          mEntryPointsLib.reset(
              angle::OpenSharedLibrary(ANGLE_EGL_LIBRARY_NAME, angle::SearchType::ModuleDir));
  
          mOSWindow = OSWindow::New();
          mOSWindow->disableErrorMessageDialog();
      }
  
      ~CaptureReplayTests()
      {
          EGLWindow::Delete(&mEGLWindow);
          OSWindow::Delete(&mOSWindow);
      }
  
      bool initializeTest(const angle::TraceInfo &traceInfo)
      {
          if (!mOSWindow->initialize(traceInfo.name, traceInfo.drawSurfaceWidth,
                                     traceInfo.drawSurfaceHeight))
          {
              return false;
          }
  
          mOSWindow->disableErrorMessageDialog();
          mOSWindow->setVisible(true);
  
          if (mEGLWindow && !mEGLWindow->isContextVersion(traceInfo.contextClientMajorVersion,
                                                          traceInfo.contextClientMinorVersion))
          {
              EGLWindow::Delete(&mEGLWindow);
              mEGLWindow = nullptr;
          }
  
          if (!mEGLWindow)
          {
              mEGLWindow = EGLWindow::New(traceInfo.contextClientMajorVersion,
                                          traceInfo.contextClientMinorVersion);
          }
  
          ConfigParameters configParams;
          configParams.redBits     = traceInfo.configRedBits;
          configParams.greenBits   = traceInfo.configGreenBits;
          configParams.blueBits    = traceInfo.configBlueBits;
          configParams.alphaBits   = traceInfo.configAlphaBits;
          configParams.depthBits   = traceInfo.configDepthBits;
          configParams.stencilBits = traceInfo.configStencilBits;
  
          configParams.clientArraysEnabled   = traceInfo.areClientArraysEnabled;
          configParams.bindGeneratesResource = traceInfo.isBindGeneratesResourcesEnabled;
          configParams.webGLCompatibility    = traceInfo.isWebGLCompatibilityEnabled;
          configParams.robustResourceInit    = traceInfo.isRobustResourceInitEnabled;
  
          mPlatformParams.renderer                 = traceInfo.displayPlatformType;
          mPlatformParams.deviceType               = traceInfo.displayDeviceType;
          mPlatformParams.forceInitShaderVariables = EGL_TRUE;
  
          if (!mEGLWindow->initializeGL(mOSWindow, mEntryPointsLib.get(),
                                        angle::GLESDriverType::AngleEGL, mPlatformParams,
                                        configParams))
          {
              mOSWindow->destroy();
              return false;
          }
          // Disable vsync
          if (!mEGLWindow->setSwapInterval(0))
          {
              cleanupTest();
              return false;
          }
  
          // Load trace
          mTraceLibrary.reset(new angle::TraceLibrary(traceInfo.name));
          if (!mTraceLibrary->valid())
          {
              std::cout << "Failed to load trace library: " << traceInfo.name << "\n";
              return false;
          }
  
          if (traceInfo.isBinaryDataCompressed)
          {
              mTraceLibrary->setBinaryDataDecompressCallback(angle::DecompressBinaryData);
          }
          mTraceLibrary->setBinaryDataDir(ANGLE_CAPTURE_REPLAY_TEST_DATA_DIR);
  
          mTraceLibrary->setupReplay();
          return true;
      }
  
      void cleanupTest()
      {
          mTraceLibrary.reset(nullptr);
          mEGLWindow->destroyGL();
          mOSWindow->destroy();
      }
  
      void swap() { mEGLWindow->swap(); }
  
      int runTest(const angle::TraceInfo &traceInfo)
      {
          if (!initializeTest(traceInfo))
          {
              return -1;
          }
  
          for (uint32_t frame = traceInfo.frameStart; frame <= traceInfo.frameEnd; frame++)
          {
              mTraceLibrary->replayFrame(frame);
  
              const char *capturedSerializedState =
                  reinterpret_cast<const char *>(glGetString(GL_SERIALIZED_CONTEXT_STRING_ANGLE));
              const char *replayedSerializedState = mTraceLibrary->getSerializedContextState(frame);
  
              bool isEqual =
                  (capturedSerializedState && replayedSerializedState)
                      ? compareSerializedContexts(replayedSerializedState, capturedSerializedState)
                      : (capturedSerializedState == replayedSerializedState);
  
              // Swap always to allow RenderDoc/other tools to capture frames.
              swap();
              if (!isEqual)
              {
                  std::ostringstream replayName;
                  replayName << traceInfo.name << "_ContextReplayed" << frame << ".json";
                  std::ofstream debugReplay(replayName.str());
                  debugReplay << (replayedSerializedState ? replayedSerializedState : "") << "\n";
  
                  std::ostringstream captureName;
                  captureName << traceInfo.name << "_ContextCaptured" << frame << ".json";
                  std::ofstream debugCapture(captureName.str());
  
                  debugCapture << (capturedSerializedState ? capturedSerializedState : "") << "\n";
  
                  cleanupTest();
                  return -1;
              }
          }
          cleanupTest();
          return 0;
      }
  
      int run()
      {
          std::string startingDirectory = angle::GetCWD().value();
  
          // Set CWD to executable directory.
          std::string exeDir = angle::GetExecutableDirectory();
          if (!angle::SetCWD(exeDir.c_str()))
          {
              std::cout << "Unable to SetCWD to trace directory: " << exeDir << "\n";
              return 1;
          }
  
          std::vector<std::string> traces;
          if (!angle::LoadTraceNamesFromJSON(kTracePath, &traces))
          {
              std::cout << "Unable to load trace names from " << kTracePath << "\n";
              return 1;
          }
  
          for (const std::string &trace : traces)
          {
              std::stringstream traceJsonPathStream;
              traceJsonPathStream << ANGLE_CAPTURE_REPLAY_TEST_DATA_DIR << angle::GetPathSeparator()
                                  << trace << ".json";
              std::string traceJsonPath = traceJsonPathStream.str();
  
              int result                 = -1;
              angle::TraceInfo traceInfo = {};
              if (!angle::LoadTraceInfoFromJSON(trace, traceJsonPath, &traceInfo))
              {
                  std::cout << "Unable to load trace data: " << traceJsonPath << "\n";
              }
              else
              {
                  result = runTest(traceInfo);
              }
              std::cout << kResultTag << " " << trace << " " << result << "\n";
          }
  
          angle::SetCWD(startingDirectory.c_str());
          return 0;
      }
  
    private:
      bool compareSerializedContexts(const char *capturedSerializedContextState,
                                     const char *replaySerializedContextState)
      {
  
          return !strcmp(replaySerializedContextState, capturedSerializedContextState);
      }
  
      OSWindow *mOSWindow   = nullptr;
      EGLWindow *mEGLWindow = nullptr;
      EGLPlatformParameters mPlatformParams;
      // Handle to the entry point binding library.
      std::unique_ptr<angle::Library> mEntryPointsLib;
      std::unique_ptr<angle::TraceLibrary> mTraceLibrary;
  };
  
  int main(int argc, char **argv)
  {
      CaptureReplayTests app;
      return app.run();
  }
  

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