From a0e8db622c654ccb515b002128af5e8dc3a1e5a8 Mon Sep 17 00:00:00 2001
From: "Seungho, Baek" <sbsh.baek@samsung.com>
Date: Tue, 6 Aug 2019 17:11:06 +0900
Subject: [PATCH] Log patch to show the first five swapbuffers call after
 resume

 - Showes logs twice, before and after swapbuffers call

Change-Id: Ib793119e4fa40bc0ee0f1dc92e7341226d3ffde3
Signed-off-by: Seungho, Baek <sbsh.baek@samsung.com>
---
 .../common/combined-update-render-controller.cpp   |  7 +++++++
 dali/internal/graphics/gles/egl-implementation.cpp | 24 +++++++++++++++++++++-
 dali/internal/graphics/gles/egl-implementation.h   |  7 +++++++
 3 files changed, 37 insertions(+), 1 deletion(-)

diff --git a/dali/internal/adaptor/common/combined-update-render-controller.cpp b/dali/internal/adaptor/common/combined-update-render-controller.cpp
index 94693d2..93f766f 100644
--- a/dali/internal/adaptor/common/combined-update-render-controller.cpp
+++ b/dali/internal/adaptor/common/combined-update-render-controller.cpp
@@ -633,6 +633,13 @@ void CombinedUpdateRenderController::UpdateRenderThread()
       eglImpl.MakeContextCurrent( EGL_NO_SURFACE, eglImpl.GetContext() );
     }
 
+    if( timeToSleepUntil == 0 )
+    {
+      // timeToSleepUntil is set to 0 when the thread is initalized or resumed
+      // Let eglImplementation know the first frame after thread initialized or resumed.
+      eglImpl.SetFirstFrameAfterResume();
+    }
+
     Integration::RenderStatus renderStatus;
 
     AddPerformanceMarker( PerformanceInterface::RENDER_START );
diff --git a/dali/internal/graphics/gles/egl-implementation.cpp b/dali/internal/graphics/gles/egl-implementation.cpp
index 3885134..2d898f9 100755
--- a/dali/internal/graphics/gles/egl-implementation.cpp
+++ b/dali/internal/graphics/gles/egl-implementation.cpp
@@ -35,6 +35,7 @@
 
 namespace
 {
+  const uint32_t THRESHOLD_SWAPBUFFER_COUNT = 5;
   const uint32_t CHECK_EXTENSION_NUMBER = 2;
   const std::string EGL_KHR_SURFACELESS_CONTEXT = "EGL_KHR_surfaceless_context";
   const std::string EGL_KHR_CREATE_CONTEXT = "EGL_KHR_create_context";
@@ -81,7 +82,8 @@ EglImplementation::EglImplementation( int multiSamplingLevel,
   mDepthBufferRequired( depthBufferRequired == Integration::DepthBufferAvailable::TRUE ),
   mStencilBufferRequired( stencilBufferRequired == Integration::StencilBufferAvailable::TRUE ),
   mIsSurfacelessContextSupported( false ),
-  mIsKhrCreateContextSupported( false )
+  mIsKhrCreateContextSupported( false ),
+  mSwapBufferCountAfterResume( 0 )
 {
 }
 
@@ -310,7 +312,22 @@ void EglImplementation::SwapBuffers( EGLSurface& eglSurface )
 {
   if ( eglSurface != EGL_NO_SURFACE ) // skip if using surfaceless context
   {
+#ifndef DALI_PROFILE_UBUNTU
+    if( mSwapBufferCountAfterResume < THRESHOLD_SWAPBUFFER_COUNT )
+    {
+      DALI_LOG_RELEASE_INFO( "EglImplementation::SwapBuffers started.\n" );
+    }
+#endif //DALI_PROFILE_UBUNTU
+
     eglSwapBuffers( mEglDisplay, eglSurface );
+
+#ifndef DALI_PROFILE_UBUNTU
+    if( mSwapBufferCountAfterResume < THRESHOLD_SWAPBUFFER_COUNT )
+    {
+      DALI_LOG_RELEASE_INFO( "EglImplementation::SwapBuffers finished.\n" );
+      mSwapBufferCountAfterResume++;
+    }
+#endif //DALI_PROFILE_UBUNTU
   }
 }
 
@@ -536,6 +553,11 @@ void EglImplementation::SetGlesVersion( const int32_t glesVersion )
   mGlesVersion = glesVersion;
 }
 
+void EglImplementation::SetFirstFrameAfterResume()
+{
+  mSwapBufferCountAfterResume = 0;
+}
+
 EGLDisplay EglImplementation::GetDisplay() const
 {
   return mEglDisplay;
diff --git a/dali/internal/graphics/gles/egl-implementation.h b/dali/internal/graphics/gles/egl-implementation.h
index 1c9cab3..3f01537 100644
--- a/dali/internal/graphics/gles/egl-implementation.h
+++ b/dali/internal/graphics/gles/egl-implementation.h
@@ -182,6 +182,11 @@ public:
   void SetGlesVersion( const int32_t glesVersion );
 
   /**
+   * Sets Whether the frame is the first after Resume.
+   */
+  void SetFirstFrameAfterResume();
+
+  /**
    * returns the display with which this object was initialized
    * @return the EGL Display.
    */
@@ -245,6 +250,8 @@ private:
   bool                 mStencilBufferRequired;
   bool                 mIsSurfacelessContextSupported;
   bool                 mIsKhrCreateContextSupported;
+
+  uint32_t              mSwapBufferCountAfterResume;
 };
 
 } // namespace Adaptor
-- 
2.7.4