Revert "Remove EGL surface in the update thread"
[platform/core/uifw/dali-adaptor.git] / dali / internal / window-system / common / window-render-surface.cpp
index 7d73395..e1a344f 100644 (file)
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2020 Samsung Electronics Co., Ltd.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
 #include <dali/integration-api/debug.h>
 
 // INTERNAL INCLUDES
-#include <dali/integration-api/trigger-event-factory-interface.h>
-#include <dali/integration-api/thread-synchronization-interface.h>
-#include <dali/internal/graphics/gles20/egl-implementation.h>
+#include <dali/integration-api/adaptor-framework/thread-synchronization-interface.h>
+#include <dali/integration-api/adaptor-framework/trigger-event-factory.h>
 #include <dali/internal/adaptor/common/adaptor-impl.h>
+#include <dali/internal/adaptor/common/adaptor-internal-services.h>
+#include <dali/internal/graphics/gles/egl-graphics.h>
+#include <dali/internal/graphics/gles/egl-implementation.h>
 #include <dali/internal/window-system/common/window-base.h>
 #include <dali/internal/window-system/common/window-factory.h>
 #include <dali/internal/window-system/common/window-system.h>
+#include <dali/internal/system/common/environment-variables.h>
 
 namespace Dali
 {
@@ -50,19 +53,27 @@ Debug::Filter* gWindowRenderSurfaceLogFilter = Debug::Filter::New(Debug::Verbose
 } // unnamed namespace
 
 WindowRenderSurface::WindowRenderSurface( Dali::PositionSize positionSize, Any surface, bool isTransparent )
-: mPositionSize( positionSize ),
+: mEGL( nullptr ),
+  mDisplayConnection( nullptr ),
+  mPositionSize( positionSize ),
   mWindowBase(),
   mThreadSynchronization( NULL ),
   mRenderNotification( NULL ),
   mRotationTrigger( NULL ),
+  mGraphics( nullptr ),
+  mEGLSurface( nullptr ),
+  mEGLContext( nullptr ),
   mColorDepth( isTransparent ? COLOR_DEPTH_32 : COLOR_DEPTH_24 ),
+  mOutputTransformedSignal(),
   mRotationAngle( 0 ),
   mScreenRotationAngle( 0 ),
   mOwnSurface( false ),
   mRotationSupported( false ),
   mRotationFinished( true ),
   mScreenRotationFinished( true ),
-  mResizeFinished( true )
+  mResizeFinished( true ),
+  mDpiHorizontal( 0 ),
+  mDpiVertical( 0 )
 {
   DALI_LOG_INFO( gWindowRenderSurfaceLogFilter, Debug::Verbose, "Creating Window\n" );
   Initialize( surface );
@@ -74,19 +85,23 @@ WindowRenderSurface::~WindowRenderSurface()
   {
     delete mRotationTrigger;
   }
+
+  if ( mEGLSurface )
+  {
+    DestroySurface();
+  }
 }
 
 void WindowRenderSurface::Initialize( Any surface )
 {
-  // if width or height are zero, go full screen.
- if ( (mPositionSize.width == 0) || (mPositionSize.height == 0) )
- {
-   // Default window size == screen size
-   mPositionSize.x = 0;
-   mPositionSize.y = 0;
-
-   WindowSystem::GetScreenSize( mPositionSize.width, mPositionSize.height );
- }
+  // If width or height are zero, go full screen.
+  if ( (mPositionSize.width == 0) || (mPositionSize.height == 0) )
+  {
+    // Default window size == screen size
+    mPositionSize.x = 0;
+    mPositionSize.y = 0;
+    WindowSystem::GetScreenSize( mPositionSize.width, mPositionSize.height );
+  }
 
   // Create a window base
   auto windowFactory = Dali::Internal::Adaptor::GetWindowFactory();
@@ -138,8 +153,7 @@ void WindowRenderSurface::RequestRotation( int angle, int width, int height )
 
   if( !mRotationTrigger )
   {
-    TriggerEventFactoryInterface& triggerFactory = Internal::Adaptor::Adaptor::GetImplementation( Adaptor::Get() ).GetTriggerEventFactoryInterface();
-    mRotationTrigger = triggerFactory.CreateTriggerEvent( MakeCallback( this, &WindowRenderSurface::ProcessRotationRequest ), TriggerEventInterface::KEEP_ALIVE_AFTER_TRIGGER );
+    mRotationTrigger = TriggerEventFactory::CreateTriggerEvent( MakeCallback( this, &WindowRenderSurface::ProcessRotationRequest ), TriggerEventInterface::KEEP_ALIVE_AFTER_TRIGGER );
   }
 
   mPositionSize.width = width;
@@ -158,6 +172,11 @@ WindowBase* WindowRenderSurface::GetWindowBase()
   return mWindowBase.get();
 }
 
+WindowBase::OutputSignalType& WindowRenderSurface::OutputTransformedSignal()
+{
+  return mOutputTransformedSignal;
+}
+
 PositionSize WindowRenderSurface::GetPositionSize() const
 {
   return mPositionSize;
@@ -165,19 +184,46 @@ PositionSize WindowRenderSurface::GetPositionSize() const
 
 void WindowRenderSurface::GetDpi( unsigned int& dpiHorizontal, unsigned int& dpiVertical )
 {
-  mWindowBase->GetDpi( dpiHorizontal, dpiVertical );
+  if( mDpiHorizontal == 0 || mDpiVertical == 0 )
+  {
+    const char* environmentDpiHorizontal = std::getenv( DALI_ENV_DPI_HORIZONTAL );
+    mDpiHorizontal = environmentDpiHorizontal ? std::atoi( environmentDpiHorizontal ) : 0;
+
+    const char* environmentDpiVertical = std::getenv( DALI_ENV_DPI_VERTICAL );
+    mDpiVertical = environmentDpiVertical ? std::atoi( environmentDpiVertical ) : 0;
+
+    if( mDpiHorizontal == 0 || mDpiVertical == 0 )
+    {
+      mWindowBase->GetDpi( mDpiHorizontal, mDpiVertical );
+    }
+  }
+
+  dpiHorizontal = mDpiHorizontal;
+  dpiVertical = mDpiVertical;
 }
 
-void WindowRenderSurface::InitializeEgl( EglInterface& eglIf )
+void WindowRenderSurface::InitializeGraphics()
 {
-  DALI_LOG_TRACE_METHOD( gWindowRenderSurfaceLogFilter );
+  mGraphics = &mAdaptor->GetGraphicsInterface();
 
-  Internal::Adaptor::EglImplementation& eglImpl = static_cast<Internal::Adaptor::EglImplementation&>( eglIf );
+  DALI_ASSERT_ALWAYS( mGraphics && "Graphics interface is not created" );
 
-  eglImpl.ChooseConfig(true, mColorDepth);
+  auto eglGraphics = static_cast<EglGraphics *>(mGraphics);
+  mEGL = &eglGraphics->GetEglInterface();
+
+  if ( mEGLContext == NULL )
+  {
+    // Create the OpenGL context for this window
+    Internal::Adaptor::EglImplementation& eglImpl = static_cast<Internal::Adaptor::EglImplementation&>(*mEGL);
+    eglImpl.ChooseConfig(true, mColorDepth);
+    eglImpl.CreateWindowContext( mEGLContext );
+
+    // Create the OpenGL surface
+    CreateSurface();
+  }
 }
 
-void WindowRenderSurface::CreateEglSurface( EglInterface& eglIf )
+void WindowRenderSurface::CreateSurface()
 {
   DALI_LOG_TRACE_METHOD( gWindowRenderSurfaceLogFilter );
 
@@ -193,29 +239,38 @@ void WindowRenderSurface::CreateEglSurface( EglInterface& eglIf )
     height = mPositionSize.width;
   }
 
-  // create the EGL window
+  // Create the EGL window
   EGLNativeWindowType window = mWindowBase->CreateEglWindow( width, height );
 
-  Internal::Adaptor::EglImplementation& eglImpl = static_cast<Internal::Adaptor::EglImplementation&>( eglIf );
-  eglImpl.CreateSurfaceWindow( window, mColorDepth );
+  auto eglGraphics = static_cast<EglGraphics *>(mGraphics);
+
+  Internal::Adaptor::EglImplementation& eglImpl = eglGraphics->GetEglImplementation();
+  mEGLSurface = eglImpl.CreateSurfaceWindow( window, mColorDepth );
 
   // Check rotation capability
   mRotationSupported = mWindowBase->IsEglWindowRotationSupported();
 
-  DALI_LOG_INFO( gWindowRenderSurfaceLogFilter, Debug::Verbose, "WindowRenderSurface::CreateEglSurface: w = %d h = %d angle = %d screen rotation = %d\n", mPositionSize.width, mPositionSize.height, mRotationAngle, mScreenRotationAngle );
+  DALI_LOG_RELEASE_INFO("WindowRenderSurface::CreateSurface: WinId (%d), w = %d h = %d angle = %d screen rotation = %d\n",
+      mWindowBase->GetNativeWindowId(), mPositionSize.width, mPositionSize.height, mRotationAngle, mScreenRotationAngle );
 }
 
-void WindowRenderSurface::DestroyEglSurface( EglInterface& eglIf )
+void WindowRenderSurface::DestroySurface()
 {
   DALI_LOG_TRACE_METHOD( gWindowRenderSurfaceLogFilter );
 
-  Internal::Adaptor::EglImplementation& eglImpl = static_cast<Internal::Adaptor::EglImplementation&>( eglIf );
-  eglImpl.DestroySurface();
+  auto eglGraphics = static_cast<EglGraphics *>(mGraphics);
+  if( eglGraphics )
+  {
+    DALI_LOG_RELEASE_INFO("WindowRenderSurface::DestroySurface: WinId (%d)\n", mWindowBase->GetNativeWindowId() );
 
-  mWindowBase->DestroyEglWindow();
+    Internal::Adaptor::EglImplementation& eglImpl = eglGraphics->GetEglImplementation();
+    eglImpl.DestroySurface( mEGLSurface );
+
+    mWindowBase->DestroyEglWindow();
+  }
 }
 
-bool WindowRenderSurface::ReplaceEGLSurface( EglInterface& egl )
+bool WindowRenderSurface::ReplaceGraphicsSurface()
 {
   DALI_LOG_TRACE_METHOD( gWindowRenderSurfaceLogFilter );
 
@@ -234,14 +289,16 @@ bool WindowRenderSurface::ReplaceEGLSurface( EglInterface& egl )
     height = mPositionSize.width;
   }
 
-  // create the EGL window
+  // Create the EGL window
   EGLNativeWindowType window = mWindowBase->CreateEglWindow( width, height );
 
   // Set screen rotation
   mScreenRotationFinished = false;
 
-  Internal::Adaptor::EglImplementation& eglImpl = static_cast<Internal::Adaptor::EglImplementation&>( egl );
-  return eglImpl.ReplaceSurfaceWindow( window );
+  auto eglGraphics = static_cast<EglGraphics *>(mGraphics);
+
+  Internal::Adaptor::EglImplementation& eglImpl = eglGraphics->GetEglImplementation();
+  return eglImpl.ReplaceSurfaceWindow( window, mEGLSurface, mEGLContext );
 }
 
 void WindowRenderSurface::MoveResize( Dali::PositionSize positionSize )
@@ -249,14 +306,14 @@ void WindowRenderSurface::MoveResize( Dali::PositionSize positionSize )
   bool needToMove = false;
   bool needToResize = false;
 
-  // check moving
+  // Check moving
   if( (fabs(positionSize.x - mPositionSize.x) > MINIMUM_DIMENSION_CHANGE) ||
       (fabs(positionSize.y - mPositionSize.y) > MINIMUM_DIMENSION_CHANGE) )
   {
     needToMove = true;
   }
 
-  // check resizing
+  // Check resizing
   if( (fabs(positionSize.width - mPositionSize.width) > MINIMUM_DIMENSION_CHANGE) ||
       (fabs(positionSize.height - mPositionSize.height) > MINIMUM_DIMENSION_CHANGE) )
   {
@@ -290,20 +347,16 @@ void WindowRenderSurface::MoveResize( Dali::PositionSize positionSize )
   DALI_LOG_INFO( gWindowRenderSurfaceLogFilter, Debug::Verbose, "WindowRenderSurface::MoveResize: %d, %d, %d, %d\n", mPositionSize.x, mPositionSize.y, mPositionSize.width, mPositionSize.height );
 }
 
-void WindowRenderSurface::SetViewMode( ViewMode viewMode )
-{
-  mWindowBase->SetViewMode( viewMode );
-}
-
 void WindowRenderSurface::StartRender()
 {
 }
 
-bool WindowRenderSurface::PreRender( EglInterface& egl, Integration::GlAbstraction& glAbstraction, bool resizingSurface )
+bool WindowRenderSurface::PreRender( bool resizingSurface )
 {
+  MakeContextCurrent();
+
   if( resizingSurface )
   {
-#ifdef OVER_TIZEN_VERSION_4
     // Window rotate or screen rotate
     if( !mRotationFinished || !mScreenRotationFinished )
     {
@@ -323,7 +376,6 @@ bool WindowRenderSurface::PreRender( EglInterface& egl, Integration::GlAbstracti
     {
       mWindowBase->SetEglWindowTransform( mRotationAngle );
     }
-#endif
 
     // Resize case
     if( !mResizeFinished )
@@ -335,33 +387,62 @@ bool WindowRenderSurface::PreRender( EglInterface& egl, Integration::GlAbstracti
     }
   }
 
+  auto eglGraphics = static_cast<EglGraphics *>(mGraphics);
+  if ( eglGraphics )
+  {
+    GlImplementation& mGLES = eglGraphics->GetGlesInterface();
+    mGLES.PreRender();
+  }
+
   return true;
 }
 
-void WindowRenderSurface::PostRender( EglInterface& egl, Integration::GlAbstraction& glAbstraction, Dali::DisplayConnection* displayConnection, bool replacingSurface, bool resizingSurface )
+void WindowRenderSurface::PostRender( bool renderToFbo, bool replacingSurface, bool resizingSurface )
 {
-  if( resizingSurface )
+  // Inform the gl implementation that rendering has finished before informing the surface
+  auto eglGraphics = static_cast<EglGraphics *>(mGraphics);
+  if ( eglGraphics )
   {
-    if( !mRotationFinished )
-    {
-      DALI_LOG_INFO( gWindowRenderSurfaceLogFilter, Debug::Verbose, "WindowRenderSurface::PostRender: Trigger rotation event\n" );
-
-      mRotationTrigger->Trigger();
+    GlImplementation& mGLES = eglGraphics->GetGlesInterface();
+    mGLES.PostRender();
 
-      if( mThreadSynchronization )
+    if( renderToFbo )
+    {
+      mGLES.Flush();
+      mGLES.Finish();
+    }
+    else
+    {
+      if( resizingSurface )
       {
-        // Wait until the event-thread complete the rotation event processing
-        mThreadSynchronization->PostRenderWaitForCompletion();
+        if( !mRotationFinished )
+        {
+          if( mThreadSynchronization )
+          {
+            // Enable PostRender flag
+            mThreadSynchronization->PostRenderStarted();
+          }
+
+          DALI_LOG_RELEASE_INFO("WindowRenderSurface::PostRender: Trigger rotation event\n" );
+
+          mRotationTrigger->Trigger();
+
+          if( mThreadSynchronization )
+          {
+            // Wait until the event-thread complete the rotation event processing
+            mThreadSynchronization->PostRenderWaitForCompletion();
+          }
+        }
       }
     }
-  }
 
-  Internal::Adaptor::EglImplementation& eglImpl = static_cast<Internal::Adaptor::EglImplementation&>( egl );
-  eglImpl.SwapBuffers();
+    Internal::Adaptor::EglImplementation& eglImpl = eglGraphics->GetEglImplementation();
+    eglImpl.SwapBuffers( mEGLSurface );
 
-  if( mRenderNotification )
-  {
-    mRenderNotification->Trigger();
+    if( mRenderNotification )
+    {
+      mRenderNotification->Trigger();
+    }
   }
 }
 
@@ -381,17 +462,46 @@ void WindowRenderSurface::ReleaseLock()
   // Nothing to do.
 }
 
-RenderSurface::Type WindowRenderSurface::GetSurfaceType()
+Dali::RenderSurfaceInterface::Type WindowRenderSurface::GetSurfaceType()
+{
+  return Dali::RenderSurfaceInterface::WINDOW_RENDER_SURFACE;
+}
+
+void WindowRenderSurface::MakeContextCurrent()
+{
+  if ( mEGL != nullptr )
+  {
+    mEGL->MakeContextCurrent( mEGLSurface, mEGLContext );
+  }
+}
+
+Integration::DepthBufferAvailable WindowRenderSurface::GetDepthBufferRequired()
 {
-  return RenderSurface::WINDOW_RENDER_SURFACE;
+  return mGraphics ? mGraphics->GetDepthBufferRequired() : Integration::DepthBufferAvailable::FALSE;
+}
+
+Integration::StencilBufferAvailable WindowRenderSurface::GetStencilBufferRequired()
+{
+  return mGraphics ? mGraphics->GetStencilBufferRequired() : Integration::StencilBufferAvailable::FALSE;
 }
 
 void WindowRenderSurface::OutputTransformed()
 {
-  mScreenRotationAngle = mWindowBase->GetScreenRotationAngle();
-  mScreenRotationFinished = false;
+  int screenRotationAngle = mWindowBase->GetScreenRotationAngle();
 
-  DALI_LOG_INFO( gWindowRenderSurfaceLogFilter, Debug::Verbose, "WindowRenderSurface::OutputTransformed: angle = %d screen rotation = %d\n", mRotationAngle, mScreenRotationAngle );
+  if( mScreenRotationAngle != screenRotationAngle )
+  {
+    mScreenRotationAngle = screenRotationAngle;
+    mScreenRotationFinished = false;
+
+    mOutputTransformedSignal.Emit();
+
+    DALI_LOG_INFO( gWindowRenderSurfaceLogFilter, Debug::Verbose, "WindowRenderSurface::OutputTransformed: angle = %d screen rotation = %d\n", mRotationAngle, mScreenRotationAngle );
+  }
+  else
+  {
+    DALI_LOG_INFO( gWindowRenderSurfaceLogFilter, Debug::Verbose, "WindowRenderSurface::OutputTransformed: Ignore output transform [%d]\n", mScreenRotationAngle );
+  }
 }
 
 void WindowRenderSurface::ProcessRotationRequest()