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/trigger-event-factory-interface.h>
  27 #include <dali/integration-api/thread-synchronization-interface.h>
  28 #include <dali/internal/graphics/gles/egl-implementation.h>
  29 #include <dali/internal/adaptor/common/adaptor-impl.h>
  30 #include <dali/internal/adaptor/common/adaptor-internal-services.h>
  31 #include <dali/internal/window-system/common/window-base.h>
  32 #include <dali/internal/window-system/common/window-factory.h>
  33 #include <dali/internal/window-system/common/window-system.h>
  34 #include <dali/internal/graphics/gles/egl-graphics.h>
  35
  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 {
  76   DALI_LOG_INFO( gWindowRenderSurfaceLogFilter, Debug::Verbose, "Creating Window\n" );
  77   Initialize( surface );
  78 }
  79
  80 WindowRenderSurface::~WindowRenderSurface()
  81 {
  82   if( mRotationTrigger )
  83   {
  84     delete mRotationTrigger;
  85   }
  86 }
  87
  88 void WindowRenderSurface::Initialize( Any surface )
  89 {
  90   // If width or height are zero, go full screen.
  91   if ( (mPositionSize.width == 0) || (mPositionSize.height == 0) )
  92   {
  93     // Default window size == screen size
  94     mPositionSize.x = 0;
  95     mPositionSize.y = 0;
  96
  97     WindowSystem::GetScreenSize( mPositionSize.width, mPositionSize.height );
  98   }
  99
 100   // Create a window base
 101   auto windowFactory = Dali::Internal::Adaptor::GetWindowFactory();
 102   mWindowBase = windowFactory->CreateWindowBase( mPositionSize, surface, ( mColorDepth == COLOR_DEPTH_32 ? true : false ) );
 103
 104   // Connect signals
 105   mWindowBase->OutputTransformedSignal().Connect( this, &WindowRenderSurface::OutputTransformed );
 106
 107   // Check screen rotation
 108   mScreenRotationAngle = mWindowBase->GetScreenRotationAngle();
 109   if( mScreenRotationAngle != 0 )
 110   {
 111     mScreenRotationFinished = false;
 112   }
 113 }
 114
 115 Any WindowRenderSurface::GetNativeWindow()
 116 {
 117   return mWindowBase->GetNativeWindow();
 118 }
 119
 120 int WindowRenderSurface::GetNativeWindowId()
 121 {
 122   return mWindowBase->GetNativeWindowId();
 123 }
 124
 125 void WindowRenderSurface::Map()
 126 {
 127   mWindowBase->Show();
 128 }
 129
 130 void WindowRenderSurface::SetRenderNotification( TriggerEventInterface* renderNotification )
 131 {
 132   mRenderNotification = renderNotification;
 133 }
 134
 135 void WindowRenderSurface::SetTransparency( bool transparent )
 136 {
 137   mWindowBase->SetTransparency( transparent );
 138 }
 139
 140 void WindowRenderSurface::RequestRotation( int angle, int width, int height )
 141 {
 142   if( !mRotationSupported )
 143   {
 144     DALI_LOG_INFO( gWindowRenderSurfaceLogFilter, Debug::Verbose, "WindowRenderSurface::Rotate: Rotation is not supported!\n" );
 145     return;
 146   }
 147
 148   if( !mRotationTrigger )
 149   {
 150     TriggerEventFactoryInterface& triggerFactory = Internal::Adaptor::Adaptor::GetImplementation( Adaptor::Get() ).GetTriggerEventFactoryInterface();
 151     mRotationTrigger = triggerFactory.CreateTriggerEvent( MakeCallback( this, &WindowRenderSurface::ProcessRotationRequest ), TriggerEventInterface::KEEP_ALIVE_AFTER_TRIGGER );
 152   }
 153
 154   mPositionSize.width = width;
 155   mPositionSize.height = height;
 156
 157   mRotationAngle = angle;
 158   mRotationFinished = false;
 159
 160   mWindowBase->SetWindowRotationAngle( mRotationAngle );
 161
 162   DALI_LOG_INFO( gWindowRenderSurfaceLogFilter, Debug::Verbose, "WindowRenderSurface::Rotate: angle = %d screen rotation = %d\n", mRotationAngle, mScreenRotationAngle );
 163 }
 164
 165 WindowBase* WindowRenderSurface::GetWindowBase()
 166 {
 167   return mWindowBase.get();
 168 }
 169
 170 WindowBase::OutputSignalType& WindowRenderSurface::OutputTransformedSignal()
 171 {
 172   return mOutputTransformedSignal;
 173 }
 174
 175 PositionSize WindowRenderSurface::GetPositionSize() const
 176 {
 177   return mPositionSize;
 178 }
 179
 180 void WindowRenderSurface::GetDpi( unsigned int& dpiHorizontal, unsigned int& dpiVertical )
 181 {
 182   mWindowBase->GetDpi( dpiHorizontal, dpiVertical );
 183 }
 184
 185 void WindowRenderSurface::InitializeGraphics()
 186 {
 187
 188   mGraphics = &mAdaptor->GetGraphicsInterface();
 189
 190   auto eglGraphics = static_cast<EglGraphics *>(mGraphics);
 191   mEGL = &eglGraphics->GetEglInterface();
 192
 193   if ( mEGLContext == NULL )
 194   {
 195     // Create the OpenGL context for this window
 196     Internal::Adaptor::EglImplementation& eglImpl = static_cast<Internal::Adaptor::EglImplementation&>(*mEGL);
 197     eglImpl.ChooseConfig(true, mColorDepth);
 198     eglImpl.CreateWindowContext( mEGLContext );
 199
 200     // Create the OpenGL surface
 201     CreateSurface();
 202   }
 203 }
 204
 205 void WindowRenderSurface::CreateSurface()
 206 {
 207   DALI_LOG_TRACE_METHOD( gWindowRenderSurfaceLogFilter );
 208
 209   int width, height;
 210   if( mScreenRotationAngle == 0 || mScreenRotationAngle == 180 )
 211   {
 212     width = mPositionSize.width;
 213     height = mPositionSize.height;
 214   }
 215   else
 216   {
 217     width = mPositionSize.height;
 218     height = mPositionSize.width;
 219   }
 220
 221   // Create the EGL window
 222   EGLNativeWindowType window = mWindowBase->CreateEglWindow( width, height );
 223
 224   auto eglGraphics = static_cast<EglGraphics *>(mGraphics);
 225
 226   Internal::Adaptor::EglImplementation& eglImpl = eglGraphics->GetEglImplementation();
 227   mEGLSurface = eglImpl.CreateSurfaceWindow( window, mColorDepth );
 228
 229   // Check rotation capability
 230   mRotationSupported = mWindowBase->IsEglWindowRotationSupported();
 231
 232   DALI_LOG_INFO( gWindowRenderSurfaceLogFilter, Debug::Verbose, "WindowRenderSurface::CreateSurface: w = %d h = %d angle = %d screen rotation = %d\n", mPositionSize.width, mPositionSize.height, mRotationAngle, mScreenRotationAngle );
 233 }
 234
 235 void WindowRenderSurface::DestroySurface()
 236 {
 237   DALI_LOG_TRACE_METHOD( gWindowRenderSurfaceLogFilter );
 238
 239   auto eglGraphics = static_cast<EglGraphics *>(mGraphics);
 240
 241   Internal::Adaptor::EglImplementation& eglImpl = eglGraphics->GetEglImplementation();
 242   eglImpl.DestroySurface( mEGLSurface );
 243
 244   mWindowBase->DestroyEglWindow();
 245 }
 246
 247 bool WindowRenderSurface::ReplaceGraphicsSurface()
 248 {
 249   DALI_LOG_TRACE_METHOD( gWindowRenderSurfaceLogFilter );
 250
 251   // Destroy the old one
 252   mWindowBase->DestroyEglWindow();
 253
 254   int width, height;
 255   if( mScreenRotationAngle == 0 || mScreenRotationAngle == 180 )
 256   {
 257     width = mPositionSize.width;
 258     height = mPositionSize.height;
 259   }
 260   else
 261   {
 262     width = mPositionSize.height;
 263     height = mPositionSize.width;
 264   }
 265
 266   // Create the EGL window
 267   EGLNativeWindowType window = mWindowBase->CreateEglWindow( width, height );
 268
 269   // Set screen rotation
 270   mScreenRotationFinished = false;
 271
 272   auto eglGraphics = static_cast<EglGraphics *>(mGraphics);
 273
 274   Internal::Adaptor::EglImplementation& eglImpl = eglGraphics->GetEglImplementation();
 275   return eglImpl.ReplaceSurfaceWindow( window, mEGLSurface, mEGLContext );
 276 }
 277
 278 void WindowRenderSurface::MoveResize( Dali::PositionSize positionSize )
 279 {
 280   bool needToMove = false;
 281   bool needToResize = false;
 282
 283   // Check moving
 284   if( (fabs(positionSize.x - mPositionSize.x) > MINIMUM_DIMENSION_CHANGE) ||
 285       (fabs(positionSize.y - mPositionSize.y) > MINIMUM_DIMENSION_CHANGE) )
 286   {
 287     needToMove = true;
 288   }
 289
 290   // Check resizing
 291   if( (fabs(positionSize.width - mPositionSize.width) > MINIMUM_DIMENSION_CHANGE) ||
 292       (fabs(positionSize.height - mPositionSize.height) > MINIMUM_DIMENSION_CHANGE) )
 293   {
 294     needToResize = true;
 295   }
 296
 297   if( needToResize )
 298   {
 299     if( needToMove )
 300     {
 301       mWindowBase->MoveResize( positionSize );
 302     }
 303     else
 304     {
 305       mWindowBase->Resize( positionSize );
 306     }
 307
 308     mResizeFinished = false;
 309     mPositionSize = positionSize;
 310   }
 311   else
 312   {
 313     if( needToMove )
 314     {
 315       mWindowBase->Move( positionSize );
 316
 317       mPositionSize = positionSize;
 318     }
 319   }
 320
 321   DALI_LOG_INFO( gWindowRenderSurfaceLogFilter, Debug::Verbose, "WindowRenderSurface::MoveResize: %d, %d, %d, %d\n", mPositionSize.x, mPositionSize.y, mPositionSize.width, mPositionSize.height );
 322 }
 323
 324 void WindowRenderSurface::StartRender()
 325 {
 326 }
 327
 328 bool WindowRenderSurface::PreRender( bool resizingSurface )
 329 {
 330   MakeContextCurrent();
 331
 332   if( resizingSurface )
 333   {
 334     // Window rotate or screen rotate
 335     if( !mRotationFinished || !mScreenRotationFinished )
 336     {
 337       int totalAngle = (mRotationAngle + mScreenRotationAngle) % 360;
 338
 339       mWindowBase->SetEglWindowRotation( totalAngle );
 340       mWindowBase->SetEglWindowBufferTransform( totalAngle );
 341
 342       // Reset only screen rotation flag
 343       mScreenRotationFinished = true;
 344
 345       DALI_LOG_INFO( gWindowRenderSurfaceLogFilter, Debug::Verbose, "WindowRenderSurface::PreRender: Set rotation [%d] [%d]\n", mRotationAngle, mScreenRotationAngle );
 346     }
 347
 348     // Only window rotate
 349     if( !mRotationFinished )
 350     {
 351       mWindowBase->SetEglWindowTransform( mRotationAngle );
 352     }
 353
 354     // Resize case
 355     if( !mResizeFinished )
 356     {
 357       mWindowBase->ResizeEglWindow( mPositionSize );
 358       mResizeFinished = true;
 359
 360       DALI_LOG_INFO( gWindowRenderSurfaceLogFilter, Debug::Verbose, "WindowRenderSurface::PreRender: Set resize\n" );
 361     }
 362   }
 363
 364   auto eglGraphics = static_cast<EglGraphics *>(mGraphics);
 365   if ( eglGraphics )
 366   {
 367     GlImplementation& mGLES = eglGraphics->GetGlesInterface();
 368     mGLES.PreRender();
 369   }
 370
 371   return true;
 372 }
 373
 374 void WindowRenderSurface::PostRender( bool renderToFbo, bool replacingSurface, bool resizingSurface )
 375 {
 376   // Inform the gl implementation that rendering has finished before informing the surface
 377   auto eglGraphics = static_cast<EglGraphics *>(mGraphics);
 378   if ( eglGraphics )
 379   {
 380     GlImplementation& mGLES = eglGraphics->GetGlesInterface();
 381     mGLES.PostRender();
 382
 383     if( renderToFbo )
 384     {
 385       mGLES.Flush();
 386       mGLES.Finish();
 387     }
 388     else
 389     {
 390       if( resizingSurface )
 391       {
 392         if( !mRotationFinished )
 393         {
 394           DALI_LOG_INFO( gWindowRenderSurfaceLogFilter, Debug::Verbose, "WindowRenderSurface::PostRender: Trigger rotation event\n" );
 395
 396           mRotationTrigger->Trigger();
 397
 398           if( mThreadSynchronization )
 399           {
 400             // Wait until the event-thread complete the rotation event processing
 401             mThreadSynchronization->PostRenderWaitForCompletion();
 402           }
 403         }
 404       }
 405     }
 406
 407     Internal::Adaptor::EglImplementation& eglImpl = eglGraphics->GetEglImplementation();
 408     eglImpl.SwapBuffers( mEGLSurface );
 409
 410     if( mRenderNotification )
 411     {
 412       mRenderNotification->Trigger();
 413     }
 414
 415     if ( eglImpl.IsSurfacelessContextSupported() )
 416     {
 417       // Switch to the shared context after rendering this surface
 418       eglImpl.MakeContextCurrent( EGL_NO_SURFACE, eglImpl.GetContext() );
 419     }
 420   }
 421 }
 422
 423 void WindowRenderSurface::StopRender()
 424 {
 425 }
 426
 427 void WindowRenderSurface::SetThreadSynchronization( ThreadSynchronizationInterface& threadSynchronization )
 428 {
 429   DALI_LOG_INFO( gWindowRenderSurfaceLogFilter, Debug::Verbose, "WindowRenderSurface::SetThreadSynchronization: called\n" );
 430
 431   mThreadSynchronization = &threadSynchronization;
 432 }
 433
 434 void WindowRenderSurface::ReleaseLock()
 435 {
 436   // Nothing to do.
 437 }
 438
 439 Integration::RenderSurface::Type WindowRenderSurface::GetSurfaceType()
 440 {
 441   return RenderSurface::WINDOW_RENDER_SURFACE;
 442 }
 443
 444 void WindowRenderSurface::MakeContextCurrent()
 445 {
 446   if ( mEGL != nullptr )
 447   {
 448     mEGL->MakeContextCurrent( mEGLSurface, mEGLContext );
 449   }
 450 }
 451
 452 Integration::DepthBufferAvailable WindowRenderSurface::GetDepthBufferRequired()
 453 {
 454   return mGraphics ? mGraphics->GetDepthBufferRequired() : Integration::DepthBufferAvailable::FALSE;
 455 }
 456
 457 Integration::StencilBufferAvailable WindowRenderSurface::GetStencilBufferRequired()
 458 {
 459   return mGraphics ? mGraphics->GetStencilBufferRequired() : Integration::StencilBufferAvailable::FALSE;
 460 }
 461
 462 void WindowRenderSurface::OutputTransformed()
 463 {
 464   int screenRotationAngle = mWindowBase->GetScreenRotationAngle();
 465
 466   if( mScreenRotationAngle != screenRotationAngle )
 467   {
 468     mScreenRotationAngle = screenRotationAngle;
 469     mScreenRotationFinished = false;
 470
 471     mOutputTransformedSignal.Emit();
 472
 473     DALI_LOG_INFO( gWindowRenderSurfaceLogFilter, Debug::Verbose, "WindowRenderSurface::OutputTransformed: angle = %d screen rotation = %d\n", mRotationAngle, mScreenRotationAngle );
 474   }
 475   else
 476   {
 477     DALI_LOG_INFO( gWindowRenderSurfaceLogFilter, Debug::Verbose, "WindowRenderSurface::OutputTransformed: Ignore output transform [%d]\n", mScreenRotationAngle );
 478   }
 479 }
 480
 481 void WindowRenderSurface::ProcessRotationRequest()
 482 {
 483   mRotationFinished = true;
 484
 485   mWindowBase->WindowRotationCompleted( mRotationAngle, mPositionSize.width, mPositionSize.height );
 486
 487   DALI_LOG_INFO( gWindowRenderSurfaceLogFilter, Debug::Verbose, "WindowRenderSurface::ProcessRotationRequest: Rotation Done\n" );
 488
 489   if( mThreadSynchronization )
 490   {
 491     mThreadSynchronization->PostRenderComplete();
 492   }
 493 }
 494
 495 } // namespace Adaptor
 496
 497 } // namespace internal
 498
 499 } // namespace Dali