kc3-lang/angle/samples/capture_replay/CaptureReplay.cpp

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• Hash : eba501c8
  Author :
  Date : 2020-09-12T20:47:01
  

  Samples: Move frame counter to common location.
  
  Bug: angleproject:5040
  Change-Id: I64f762b4eb5734f0768054a330a36e20ff9ba93e
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2408713
  Commit-Queue: Jamie Madill <jmadill@chromium.org>
  Reviewed-by: Cody Northrop <cnorthrop@google.com>
  

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• samples/capture_replay/CaptureReplay.cpp

• //
  // Copyright 2019 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.
  //
  // CaptureReplay: Template for replaying a frame capture with ANGLE.
  
  #include "SampleApplication.h"
  
  #include <functional>
  
  #include "util/frame_capture_test_utils.h"
  
  // Build the right context header based on replay ID
  // This will expand to "angle_capture_context<#>.h"
  #include ANGLE_MACRO_STRINGIZE(ANGLE_CAPTURE_REPLAY_SAMPLE_HEADER)
  
  // Assign the context numbered functions based on GN arg selecting replay ID
  std::function<void()> SetupContextReplay = reinterpret_cast<void (*)()>(
      ANGLE_MACRO_CONCAT(SetupContext,
                         ANGLE_MACRO_CONCAT(ANGLE_CAPTURE_REPLAY_SAMPLE_CONTEXT_ID, Replay)));
  std::function<void(int)> ReplayContextFrame = reinterpret_cast<void (*)(int)>(
      ANGLE_MACRO_CONCAT(ReplayContext,
                         ANGLE_MACRO_CONCAT(ANGLE_CAPTURE_REPLAY_SAMPLE_CONTEXT_ID, Frame)));
  std::function<void()> ResetContextReplay = reinterpret_cast<void (*)()>(
      ANGLE_MACRO_CONCAT(ResetContext,
                         ANGLE_MACRO_CONCAT(ANGLE_CAPTURE_REPLAY_SAMPLE_CONTEXT_ID, Replay)));
  
  class CaptureReplaySample : public SampleApplication
  {
    public:
      CaptureReplaySample(int argc, char **argv)
          : SampleApplication("CaptureReplaySample",
                              argc,
                              argv,
                              3,
                              0,
                              kReplayDrawSurfaceWidth,
                              kReplayDrawSurfaceHeight)
      {}
  
      bool initialize() override
      {
          // Set CWD to executable directory.
          std::string exeDir = angle::GetExecutableDirectory();
          if (!angle::SetCWD(exeDir.c_str()))
              return false;
          if (kIsBinaryDataCompressed)
          {
              SetBinaryDataDecompressCallback(angle::DecompressBinaryData);
          }
          SetBinaryDataDir(ANGLE_CAPTURE_REPLAY_SAMPLE_DATA_DIR);
          SetupContextReplay();
          return true;
      }
  
      void destroy() override {}
  
      void draw() override
      {
          // Compute the current frame, looping from kReplayFrameStart to kReplayFrameEnd.
          uint32_t frame =
              kReplayFrameStart + (mCurrentFrame % ((kReplayFrameEnd - kReplayFrameStart) + 1));
          if (mPreviousFrame > frame)
          {
              ResetContextReplay();
          }
          ReplayContextFrame(frame);
          mPreviousFrame = frame;
          mCurrentFrame++;
      }
  
    private:
      uint32_t mCurrentFrame  = 0;
      uint32_t mPreviousFrame = 0;
  };
  
  int main(int argc, char **argv)
  {
      CaptureReplaySample app(argc, argv);
      return app.run();
  }
  

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