dali/internal/window-system/common/window-render-surface.cpp

   1 /*
   2  * Copyright (c) 2019 Samsung Electronics Co., Ltd.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  *
  16  */
  17
  18 // CLASS HEADER
  19 #include <dali/internal/window-system/common/window-render-surface.h>
  20
  21 // EXTERNAL INCLUDES
  22 #include <dali/integration-api/gl-abstraction.h>
  23 #include <dali/integration-api/debug.h>
  24
  25 // INTERNAL INCLUDES
  26 #include <dali/integration-api/adaptor-framework/thread-synchronization-interface.h>
  27 #include <dali/integration-api/adaptor-framework/trigger-event-factory-interface.h>
  28 #include <dali/internal/adaptor/common/adaptor-impl.h>
  29 #include <dali/internal/adaptor/common/adaptor-internal-services.h>
  30 #include <dali/internal/graphics/gles/egl-graphics.h>
  31 #include <dali/internal/graphics/gles/egl-implementation.h>
  32 #include <dali/internal/window-system/common/window-base.h>
  33 #include <dali/internal/window-system/common/window-factory.h>
  34 #include <dali/internal/window-system/common/window-system.h>
  35 #include <dali/internal/system/common/environment-variables.h>
  36
  37 namespace Dali
  38 {
  39 namespace Internal
  40 {
  41 namespace Adaptor
  42 {
  43
  44 namespace
  45 {
  46
  47 const int MINIMUM_DIMENSION_CHANGE( 1 ); ///< Minimum change for window to be considered to have moved
  48
  49 #if defined(DEBUG_ENABLED)
  50 Debug::Filter* gWindowRenderSurfaceLogFilter = Debug::Filter::New(Debug::Verbose, false, "LOG_WINDOW_RENDER_SURFACE");
  51 #endif
  52
  53 } // unnamed namespace
  54
  55 WindowRenderSurface::WindowRenderSurface( Dali::PositionSize positionSize, Any surface, bool isTransparent )
  56 : mEGL( nullptr ),
  57   mDisplayConnection( nullptr ),
  58   mPositionSize( positionSize ),
  59   mWindowBase(),
  60   mThreadSynchronization( NULL ),
  61   mRenderNotification( NULL ),
  62   mRotationTrigger( NULL ),
  63   mGraphics( nullptr ),
  64   mEGLSurface( nullptr ),
  65   mEGLContext( nullptr ),
  66   mColorDepth( isTransparent ? COLOR_DEPTH_32 : COLOR_DEPTH_24 ),
  67   mOutputTransformedSignal(),
  68   mRotationAngle( 0 ),
  69   mScreenRotationAngle( 0 ),
  70   mOwnSurface( false ),
  71   mRotationSupported( false ),
  72   mRotationFinished( true ),
  73   mScreenRotationFinished( true ),
  74   mResizeFinished( true ),
  75   mDpiHorizontal( 0 ),
  76   mDpiVertical( 0 )
  77 {
  78   DALI_LOG_INFO( gWindowRenderSurfaceLogFilter, Debug::Verbose, "Creating Window\n" );
  79   Initialize( surface );
  80 }
  81
  82 WindowRenderSurface::~WindowRenderSurface()
  83 {
  84   if( mRotationTrigger )
  85   {
  86     delete mRotationTrigger;
  87   }
  88
  89   if ( mEGLSurface )
  90   {
  91     DestroySurface();
  92   }
  93 }
  94
  95 void WindowRenderSurface::Initialize( Any surface )
  96 {
  97   // If width or height are zero, go full screen.
  98   if ( (mPositionSize.width == 0) || (mPositionSize.height == 0) )
  99   {
 100     // Default window size == screen size
 101     mPositionSize.x = 0;
 102     mPositionSize.y = 0;
 103     WindowSystem::GetScreenSize( mPositionSize.width, mPositionSize.height );
 104   }
 105
 106   // Create a window base
 107   auto windowFactory = Dali::Internal::Adaptor::GetWindowFactory();
 108   mWindowBase = windowFactory->CreateWindowBase( mPositionSize, surface, ( mColorDepth == COLOR_DEPTH_32 ? true : false ) );
 109
 110   // Connect signals
 111   mWindowBase->OutputTransformedSignal().Connect( this, &WindowRenderSurface::OutputTransformed );
 112
 113   // Check screen rotation
 114   mScreenRotationAngle = mWindowBase->GetScreenRotationAngle();
 115   if( mScreenRotationAngle != 0 )
 116   {
 117     mScreenRotationFinished = false;
 118     mResizeFinished = false;
 119   }
 120 }
 121
 122 Any WindowRenderSurface::GetNativeWindow()
 123 {
 124   return mWindowBase->GetNativeWindow();
 125 }
 126
 127 int WindowRenderSurface::GetNativeWindowId()
 128 {
 129   return mWindowBase->GetNativeWindowId();
 130 }
 131
 132 void WindowRenderSurface::Map()
 133 {
 134   mWindowBase->Show();
 135 }
 136
 137 void WindowRenderSurface::SetRenderNotification( TriggerEventInterface* renderNotification )
 138 {
 139   mRenderNotification = renderNotification;
 140 }
 141
 142 void WindowRenderSurface::SetTransparency( bool transparent )
 143 {
 144   mWindowBase->SetTransparency( transparent );
 145 }
 146
 147 void WindowRenderSurface::RequestRotation( int angle, int width, int height )
 148 {
 149   if( !mRotationTrigger )
 150   {
 151     TriggerEventFactoryInterface& triggerFactory = Internal::Adaptor::Adaptor::GetImplementation( Adaptor::Get() ).GetTriggerEventFactoryInterface();
 152     mRotationTrigger = triggerFactory.CreateTriggerEvent( MakeCallback( this, &WindowRenderSurface::ProcessRotationRequest ), TriggerEventInterface::KEEP_ALIVE_AFTER_TRIGGER );
 153   }
 154
 155   mPositionSize.width = width;
 156   mPositionSize.height = height;
 157
 158   mRotationAngle = angle;
 159   mRotationFinished = false;
 160
 161   mWindowBase->SetWindowRotationAngle( mRotationAngle );
 162
 163   DALI_LOG_INFO( gWindowRenderSurfaceLogFilter, Debug::Verbose, "WindowRenderSurface::Rotate: angle = %d screen rotation = %d\n", mRotationAngle, mScreenRotationAngle );
 164 }
 165
 166 WindowBase* WindowRenderSurface::GetWindowBase()
 167 {
 168   return mWindowBase.get();
 169 }
 170
 171 WindowBase::OutputSignalType& WindowRenderSurface::OutputTransformedSignal()
 172 {
 173   return mOutputTransformedSignal;
 174 }
 175
 176 PositionSize WindowRenderSurface::GetPositionSize() const
 177 {
 178   return mPositionSize;
 179 }
 180
 181 void WindowRenderSurface::GetDpi( unsigned int& dpiHorizontal, unsigned int& dpiVertical )
 182 {
 183   if( mDpiHorizontal == 0 || mDpiVertical == 0 )
 184   {
 185     const char* environmentDpiHorizontal = std::getenv( DALI_ENV_DPI_HORIZONTAL );
 186     mDpiHorizontal = environmentDpiHorizontal ? std::atoi( environmentDpiHorizontal ) : 0;
 187
 188     const char* environmentDpiVertical = std::getenv( DALI_ENV_DPI_VERTICAL );
 189     mDpiVertical = environmentDpiVertical ? std::atoi( environmentDpiVertical ) : 0;
 190
 191     if( mDpiHorizontal == 0 || mDpiVertical == 0 )
 192     {
 193       mWindowBase->GetDpi( mDpiHorizontal, mDpiVertical );
 194     }
 195   }
 196
 197   dpiHorizontal = mDpiHorizontal;
 198   dpiVertical = mDpiVertical;
 199 }
 200
 201 int WindowRenderSurface::GetOrientation() const
 202 {
 203   return mWindowBase->GetOrientation();
 204 }
 205
 206 void WindowRenderSurface::InitializeGraphics()
 207 {
 208
 209   mGraphics = &mAdaptor->GetGraphicsInterface();
 210
 211   auto eglGraphics = static_cast<EglGraphics *>(mGraphics);
 212   mEGL = &eglGraphics->GetEglInterface();
 213
 214   if ( mEGLContext == NULL )
 215   {
 216     // Create the OpenGL context for this window
 217     Internal::Adaptor::EglImplementation& eglImpl = static_cast<Internal::Adaptor::EglImplementation&>(*mEGL);
 218     eglImpl.ChooseConfig(true, mColorDepth);
 219     eglImpl.CreateWindowContext( mEGLContext );
 220
 221     // Create the OpenGL surface
 222     CreateSurface();
 223   }
 224 }
 225
 226 void WindowRenderSurface::CreateSurface()
 227 {
 228   DALI_LOG_TRACE_METHOD( gWindowRenderSurfaceLogFilter );
 229
 230   int width, height;
 231   if( mScreenRotationAngle == 0 || mScreenRotationAngle == 180 )
 232   {
 233     width = mPositionSize.width;
 234     height = mPositionSize.height;
 235   }
 236   else
 237   {
 238     width = mPositionSize.height;
 239     height = mPositionSize.width;
 240   }
 241
 242   // Create the EGL window
 243   EGLNativeWindowType window = mWindowBase->CreateEglWindow( width, height );
 244
 245   auto eglGraphics = static_cast<EglGraphics *>(mGraphics);
 246
 247   Internal::Adaptor::EglImplementation& eglImpl = eglGraphics->GetEglImplementation();
 248   mEGLSurface = eglImpl.CreateSurfaceWindow( window, mColorDepth );
 249
 250   // Check rotation capability
 251   mRotationSupported = mWindowBase->IsEglWindowRotationSupported();
 252
 253   DALI_LOG_RELEASE_INFO("WindowRenderSurface::CreateSurface: WinId (%d), w = %d h = %d angle = %d screen rotation = %d\n",
 254       mWindowBase->GetNativeWindowId(), mPositionSize.width, mPositionSize.height, mRotationAngle, mScreenRotationAngle );
 255 }
 256
 257 void WindowRenderSurface::DestroySurface()
 258 {
 259   DALI_LOG_TRACE_METHOD( gWindowRenderSurfaceLogFilter );
 260
 261   auto eglGraphics = static_cast<EglGraphics *>(mGraphics);
 262
 263   DALI_LOG_RELEASE_INFO("WindowRenderSurface::DestroySurface: WinId (%d)\n", mWindowBase->GetNativeWindowId() );
 264
 265   Internal::Adaptor::EglImplementation& eglImpl = eglGraphics->GetEglImplementation();
 266   eglImpl.DestroySurface( mEGLSurface );
 267
 268   mWindowBase->DestroyEglWindow();
 269 }
 270
 271 bool WindowRenderSurface::ReplaceGraphicsSurface()
 272 {
 273   DALI_LOG_TRACE_METHOD( gWindowRenderSurfaceLogFilter );
 274
 275   // Destroy the old one
 276   mWindowBase->DestroyEglWindow();
 277
 278   int width, height;
 279   if( mScreenRotationAngle == 0 || mScreenRotationAngle == 180 )
 280   {
 281     width = mPositionSize.width;
 282     height = mPositionSize.height;
 283   }
 284   else
 285   {
 286     width = mPositionSize.height;
 287     height = mPositionSize.width;
 288   }
 289
 290   // Create the EGL window
 291   EGLNativeWindowType window = mWindowBase->CreateEglWindow( width, height );
 292
 293   // Set screen rotation
 294   mScreenRotationFinished = false;
 295
 296   auto eglGraphics = static_cast<EglGraphics *>(mGraphics);
 297
 298   Internal::Adaptor::EglImplementation& eglImpl = eglGraphics->GetEglImplementation();
 299   return eglImpl.ReplaceSurfaceWindow( window, mEGLSurface, mEGLContext );
 300 }
 301
 302 void WindowRenderSurface::MoveResize( Dali::PositionSize positionSize )
 303 {
 304   bool needToMove = false;
 305   bool needToResize = false;
 306
 307   // Check moving
 308   if( (fabs(positionSize.x - mPositionSize.x) > MINIMUM_DIMENSION_CHANGE) ||
 309       (fabs(positionSize.y - mPositionSize.y) > MINIMUM_DIMENSION_CHANGE) )
 310   {
 311     needToMove = true;
 312   }
 313
 314   // Check resizing
 315   if( (fabs(positionSize.width - mPositionSize.width) > MINIMUM_DIMENSION_CHANGE) ||
 316       (fabs(positionSize.height - mPositionSize.height) > MINIMUM_DIMENSION_CHANGE) )
 317   {
 318     needToResize = true;
 319   }
 320
 321   if( needToResize )
 322   {
 323     if( needToMove )
 324     {
 325       mWindowBase->MoveResize( positionSize );
 326     }
 327     else
 328     {
 329       mWindowBase->Resize( positionSize );
 330     }
 331
 332     mResizeFinished = false;
 333     mPositionSize = positionSize;
 334   }
 335   else
 336   {
 337     if( needToMove )
 338     {
 339       mWindowBase->Move( positionSize );
 340
 341       mPositionSize = positionSize;
 342     }
 343   }
 344
 345   DALI_LOG_INFO( gWindowRenderSurfaceLogFilter, Debug::Verbose, "WindowRenderSurface::MoveResize: %d, %d, %d, %d\n", mPositionSize.x, mPositionSize.y, mPositionSize.width, mPositionSize.height );
 346 }
 347
 348 void WindowRenderSurface::StartRender()
 349 {
 350 }
 351
 352 bool WindowRenderSurface::PreRender( bool resizingSurface )
 353 {
 354   MakeContextCurrent();
 355
 356   if( resizingSurface )
 357   {
 358     int totalAngle = (mRotationAngle + mScreenRotationAngle) % 360;
 359
 360     // Window rotate or screen rotate
 361     if( !mRotationFinished || !mScreenRotationFinished )
 362     {
 363       mWindowBase->SetEglWindowRotation( totalAngle );
 364       mWindowBase->SetEglWindowBufferTransform( totalAngle );
 365
 366       // Reset only screen rotation flag
 367       mScreenRotationFinished = true;
 368
 369       DALI_LOG_INFO( gWindowRenderSurfaceLogFilter, Debug::Verbose, "WindowRenderSurface::PreRender: Set rotation [%d] [%d]\n", mRotationAngle, mScreenRotationAngle );
 370     }
 371
 372     // Only window rotate
 373     if( !mRotationFinished )
 374     {
 375       mWindowBase->SetEglWindowTransform( mRotationAngle );
 376     }
 377
 378     // Resize case
 379     if ( !mResizeFinished )
 380     {
 381       Dali::PositionSize positionSize;
 382       positionSize.x = mPositionSize.x;
 383       positionSize.y = mPositionSize.y;
 384       if( totalAngle == 0 || totalAngle == 180 )
 385       {
 386         positionSize.width = mPositionSize.width;
 387         positionSize.height = mPositionSize.height;
 388       }
 389       else
 390       {
 391         positionSize.width = mPositionSize.height;
 392         positionSize.height = mPositionSize.width;
 393       }
 394
 395       mWindowBase->ResizeEglWindow( positionSize );
 396       mResizeFinished = true;
 397
 398       DALI_LOG_INFO( gWindowRenderSurfaceLogFilter, Debug::Verbose, "WindowRenderSurface::PreRender: Set resize\n" );
 399     }
 400   }
 401
 402   auto eglGraphics = static_cast<EglGraphics *>(mGraphics);
 403   if ( eglGraphics )
 404   {
 405     GlImplementation& mGLES = eglGraphics->GetGlesInterface();
 406     mGLES.PreRender();
 407   }
 408
 409   return true;
 410 }
 411
 412 void WindowRenderSurface::PostRender( bool renderToFbo, bool replacingSurface, bool resizingSurface )
 413 {
 414   // Inform the gl implementation that rendering has finished before informing the surface
 415   auto eglGraphics = static_cast<EglGraphics *>(mGraphics);
 416   if ( eglGraphics )
 417   {
 418     GlImplementation& mGLES = eglGraphics->GetGlesInterface();
 419     mGLES.PostRender();
 420
 421     if( renderToFbo )
 422     {
 423       mGLES.Flush();
 424       mGLES.Finish();
 425     }
 426     else
 427     {
 428       if( resizingSurface )
 429       {
 430         if( !mRotationFinished )
 431         {
 432           DALI_LOG_INFO( gWindowRenderSurfaceLogFilter, Debug::Verbose, "WindowRenderSurface::PostRender: Trigger rotation event\n" );
 433
 434           mRotationTrigger->Trigger();
 435
 436           if( mThreadSynchronization )
 437           {
 438             // Wait until the event-thread complete the rotation event processing
 439             mThreadSynchronization->PostRenderWaitForCompletion();
 440           }
 441         }
 442       }
 443     }
 444
 445     Internal::Adaptor::EglImplementation& eglImpl = eglGraphics->GetEglImplementation();
 446     eglImpl.SwapBuffers( mEGLSurface );
 447
 448     if( mRenderNotification )
 449     {
 450       mRenderNotification->Trigger();
 451     }
 452   }
 453 }
 454
 455 void WindowRenderSurface::StopRender()
 456 {
 457 }
 458
 459 void WindowRenderSurface::SetThreadSynchronization( ThreadSynchronizationInterface& threadSynchronization )
 460 {
 461   DALI_LOG_INFO( gWindowRenderSurfaceLogFilter, Debug::Verbose, "WindowRenderSurface::SetThreadSynchronization: called\n" );
 462
 463   mThreadSynchronization = &threadSynchronization;
 464 }
 465
 466 void WindowRenderSurface::ReleaseLock()
 467 {
 468   // Nothing to do.
 469 }
 470
 471 Integration::RenderSurface::Type WindowRenderSurface::GetSurfaceType()
 472 {
 473   return RenderSurface::WINDOW_RENDER_SURFACE;
 474 }
 475
 476 void WindowRenderSurface::MakeContextCurrent()
 477 {
 478   if ( mEGL != nullptr )
 479   {
 480     mEGL->MakeContextCurrent( mEGLSurface, mEGLContext );
 481   }
 482 }
 483
 484 Integration::DepthBufferAvailable WindowRenderSurface::GetDepthBufferRequired()
 485 {
 486   return mGraphics ? mGraphics->GetDepthBufferRequired() : Integration::DepthBufferAvailable::FALSE;
 487 }
 488
 489 Integration::StencilBufferAvailable WindowRenderSurface::GetStencilBufferRequired()
 490 {
 491   return mGraphics ? mGraphics->GetStencilBufferRequired() : Integration::StencilBufferAvailable::FALSE;
 492 }
 493
 494 void WindowRenderSurface::OutputTransformed()
 495 {
 496   int screenRotationAngle = mWindowBase->GetScreenRotationAngle();
 497
 498   if( mScreenRotationAngle != screenRotationAngle )
 499   {
 500     mScreenRotationAngle = screenRotationAngle;
 501     mScreenRotationFinished = false;
 502     mResizeFinished = false;
 503
 504     mOutputTransformedSignal.Emit();
 505
 506     DALI_LOG_INFO( gWindowRenderSurfaceLogFilter, Debug::Verbose, "WindowRenderSurface::OutputTransformed: angle = %d screen rotation = %d\n", mRotationAngle, mScreenRotationAngle );
 507   }
 508   else
 509   {
 510     DALI_LOG_INFO( gWindowRenderSurfaceLogFilter, Debug::Verbose, "WindowRenderSurface::OutputTransformed: Ignore output transform [%d]\n", mScreenRotationAngle );
 511   }
 512 }
 513
 514 void WindowRenderSurface::ProcessRotationRequest()
 515 {
 516   mRotationFinished = true;
 517
 518   mWindowBase->WindowRotationCompleted( mRotationAngle, mPositionSize.width, mPositionSize.height );
 519
 520   DALI_LOG_INFO( gWindowRenderSurfaceLogFilter, Debug::Verbose, "WindowRenderSurface::ProcessRotationRequest: Rotation Done\n" );
 521
 522   if( mThreadSynchronization )
 523   {
 524     mThreadSynchronization->PostRenderComplete();
 525   }
 526 }
 527
 528 } // namespace Adaptor
 529
 530 } // namespace internal
 531
 532 } // namespace Dali