2 * Copyright (c) 2016 Samsung Electronics Co., Ltd.
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
19 #include <dali/internal/update/render-tasks/scene-graph-render-task.h>
22 #include <dali/public-api/math/matrix.h>
23 #include <dali/internal/update/controllers/render-message-dispatcher.h>
24 #include <dali/internal/update/resources/resource-manager.h>
25 #include <dali/internal/update/nodes/node.h>
26 #include <dali/internal/render/common/render-instruction.h>
27 #include <dali/internal/render/common/render-tracker.h>
29 #include <dali/internal/update/render-tasks/scene-graph-render-task-debug.h>
39 RenderTask* RenderTask::New()
41 return new RenderTask();
44 RenderTask::~RenderTask()
46 // Remove exclusive flag from source node
49 if( mSourceNode && (this == mSourceNode->GetExclusiveRenderTask() ) )
51 mSourceNode->SetExclusiveRenderTask( NULL );
54 if( mRenderSyncTracker )
56 mRenderMessageDispatcher->RemoveRenderTracker( *mRenderSyncTracker );
60 void RenderTask::Initialize( RenderMessageDispatcher& renderMessageDispatcher, ResourceManager& resourceManager )
62 mRenderMessageDispatcher = &renderMessageDispatcher;
63 mResourceManager = &resourceManager;
66 void RenderTask::SetSourceNode( Node* node )
68 // Remove exclusive flag from the old node, if necessary
70 this == mSourceNode->GetExclusiveRenderTask() )
72 mSourceNode->SetExclusiveRenderTask( NULL );
77 if ( mSourceNode && mExclusive )
79 mSourceNode->SetExclusiveRenderTask( this );
83 Node* RenderTask::GetSourceNode() const
88 void RenderTask::SetExclusive( bool exclusive )
90 mExclusive = exclusive;
96 mSourceNode->SetExclusiveRenderTask( this );
98 else if ( this == mSourceNode->GetExclusiveRenderTask() )
100 mSourceNode->SetExclusiveRenderTask( NULL );
105 bool RenderTask::IsExclusive() const
110 void RenderTask::SetCamera( Node* cameraNode, Camera* camera )
112 mCameraNode = cameraNode;
116 void RenderTask::SetFrameBufferId( unsigned int resourceId, bool isNativeFBO )
118 // note that we might already have a RenderTracker
119 mTargetIsNativeFramebuffer = isNativeFBO;
120 mFrameBufferResourceId = resourceId;
123 unsigned int RenderTask::GetFrameBufferId() const
125 return mFrameBufferResourceId;
128 void RenderTask::SetFrameBuffer( Render::FrameBuffer* frameBuffer )
130 mFrameBuffer = frameBuffer;
133 Render::FrameBuffer* RenderTask::GetFrameBuffer()
138 bool RenderTask::QueryViewport( BufferIndex bufferIndex, Viewport& viewport ) const
140 if( ! GetViewportEnabled( bufferIndex ) )
145 viewport.x = mViewportPosition[bufferIndex].x;
146 viewport.y = mViewportPosition[bufferIndex].y;
147 viewport.width = mViewportSize[bufferIndex].width;
148 viewport.height = mViewportSize[bufferIndex].height;
153 void RenderTask::SetClearColor( BufferIndex updateBufferIndex, const Vector4& value )
155 mClearColor.Set( updateBufferIndex, value );
158 const Vector4& RenderTask::GetClearColor( BufferIndex bufferIndex ) const
160 return mClearColor[bufferIndex];
163 void RenderTask::BakeClearColor( BufferIndex updateBufferIndex, const Vector4& value )
165 mClearColor.Bake( updateBufferIndex, value );
168 void RenderTask::SetClearEnabled( bool enabled )
170 mClearEnabled = enabled;
173 bool RenderTask::GetClearEnabled() const
175 return mClearEnabled;
178 void RenderTask::SetCullMode( bool mode )
183 bool RenderTask::GetCullMode() const
188 void RenderTask::SetRefreshRate( unsigned int refreshRate )
190 DALI_LOG_TRACE_METHOD_FMT(gRenderTaskLogFilter, "this:%p RefreshRate:%d\n", this, refreshRate);
192 mRefreshRate = refreshRate;
194 if( mRefreshRate > 0 )
196 mState = RENDER_CONTINUOUSLY;
200 mState = RENDER_ONCE_WAITING_FOR_RESOURCES;
201 mWaitingToRender = true;
202 mNotifyTrigger = false;
203 // need at least on other render on the FBO
204 mResourceManager->SetFrameBufferBeenRenderedTo( mFrameBufferResourceId, false );
210 unsigned int RenderTask::GetRefreshRate() const
215 bool RenderTask::ReadyToRender( BufferIndex updateBufferIndex )
217 // If the source node of the render task is invisible we should still render
218 // We want the render task to complete and possible clear colors to happen
221 if ( NULL == mSourceNode ||
222 ( !mSourceNode->IsRoot() && NULL == mSourceNode->GetParent() ) )
224 TASK_LOG_FMT(Debug::General, " =F No source actor FC:%d\n", mFrameCounter );
226 // Source node is missing or disconnected
231 if ( NULL == mCameraNode ||
232 NULL == mCameraNode->GetParent() ||
235 // Camera node is missing or disconnected
236 TASK_LOG_FMT(Debug::General, " =F No Camera FC:%d\n", mFrameCounter );
241 mCamera->Update( updateBufferIndex, *mCameraNode );
243 TASK_LOG_FMT(Debug::General, " =T (FBO ID:%d) FC:%d\n", mFrameBufferResourceId , mFrameCounter );
247 bool RenderTask::IsRenderRequired()
249 bool required = false;
253 case RENDER_CONTINUOUSLY:
255 required = (mFrameCounter == 0);
258 case RENDER_ONCE_WAITING_FOR_RESOURCES:
270 TASK_LOG_FMT( Debug::General, " State:%s = %s\n", STATE_STRING(mState), required?"T":"F" );
275 void RenderTask::SetResourcesFinished( bool resourcesFinished )
277 // resourcesFinished tells us that this render task will render to its FBO
278 mResourcesFinished = resourcesFinished;
279 if( mResourcesFinished )
281 mResourceManager->SetFrameBufferBeenRenderedTo( mFrameBufferResourceId, true );
285 // Called every frame regardless of whether render was required.
286 // If render was not required, ignore resourcesFinished.
287 void RenderTask::UpdateState()
289 TASK_LOG_FMT( Debug::General, "(mResourcesFinished:%s) FC:%d State:%s RR:%d\n", mResourcesFinished?"T":"F", mFrameCounter, STATE_STRING(mState), mRefreshRate );
293 case RENDER_CONTINUOUSLY:
295 if( mRefreshRate != Dali::RenderTask::REFRESH_ALWAYS )
297 if( mFrameCounter == 0 )
299 if( mResourcesFinished )
301 ++mFrameCounter; // Only start skipping frames when resources are loaded
304 else // Continue counting to skip frames
307 if( mFrameCounter >= mRefreshRate )
317 case RENDER_ONCE_WAITING_FOR_RESOURCES:
319 if( mResourcesFinished )
321 mState = RENDERED_ONCE;
328 mWaitingToRender = true;
329 mNotifyTrigger = false;
330 if( mFrameBufferResourceId > 0 )
332 if( mTargetIsNativeFramebuffer )
334 if( mRenderSyncTracker && mRenderSyncTracker->IsSynced() )
336 mWaitingToRender = false;
337 mNotifyTrigger = true;
340 else if( mResourceManager->HasFrameBufferBeenRenderedTo( mFrameBufferResourceId ) )
342 mWaitingToRender = false;
343 mNotifyTrigger = true;
346 else if( mFrameBuffer )
348 if( !mRenderSyncTracker || (mRenderSyncTracker && mRenderSyncTracker->IsSynced() ))
350 mWaitingToRender = false;
351 mNotifyTrigger = true;
356 mNotifyTrigger = true;
366 TASK_LOG_FMT( Debug::General, " EXIT FC:%d State:%s Notify:%s\n", mFrameCounter, STATE_STRING(mState), mNotifyTrigger?"T":"F");
369 bool RenderTask::IsWaitingToRender()
371 TASK_LOG_FMT(Debug::Verbose, " State:%s waiting:%s \n", STATE_STRING(mState), mWaitingToRender?"T":"F");
372 return mWaitingToRender;
375 bool RenderTask::HasRendered()
378 if( mNotifyTrigger == true )
380 ++mRenderedOnceCounter;
381 mState = RENDERED_ONCE_AND_NOTIFIED;
382 mNotifyTrigger = false;
386 TASK_LOG_FMT(Debug::Verbose, " State:%s hasRendered:%s \n", STATE_STRING(mState), notify?"T":"F");
390 unsigned int RenderTask::GetRenderedOnceCounter() const
392 return mRenderedOnceCounter;
396 const Matrix& RenderTask::GetViewMatrix( BufferIndex bufferIndex ) const
398 DALI_ASSERT_DEBUG( NULL != mCamera );
400 return mCamera->GetViewMatrix( bufferIndex );
403 SceneGraph::Camera& RenderTask::GetCamera() const
405 DALI_ASSERT_DEBUG( NULL != mCamera );
409 const Matrix& RenderTask::GetProjectionMatrix( BufferIndex bufferIndex ) const
411 DALI_ASSERT_DEBUG( NULL != mCamera );
413 return mCamera->GetProjectionMatrix( bufferIndex );
416 void RenderTask::PrepareRenderInstruction( RenderInstruction& instruction, BufferIndex updateBufferIndex )
418 DALI_ASSERT_DEBUG( NULL != mCamera );
420 TASK_LOG(Debug::General);
423 bool viewportSet = QueryViewport( updateBufferIndex, viewport );
425 instruction.Reset( mCamera,
428 viewportSet ? &viewport : NULL,
429 mClearEnabled ? &GetClearColor( updateBufferIndex ) : NULL );
432 mRefreshRate == Dali::RenderTask::REFRESH_ONCE &&
435 // create tracker if one doesn't yet exist.
436 if( !mRenderSyncTracker )
438 mRenderSyncTracker = new Render::RenderTracker();
439 mRenderMessageDispatcher->AddRenderTracker( *mRenderSyncTracker );
441 instruction.mRenderTracker = mRenderSyncTracker;
445 // no sync needed, texture FBOs are "ready" the same frame they are rendered to
446 instruction.mRenderTracker = NULL;
450 bool RenderTask::ViewMatrixUpdated()
455 retval = mCamera->ViewMatrixUpdated();
460 void RenderTask::SetViewportPosition( BufferIndex updateBufferIndex, const Vector2& value )
462 mViewportPosition.Set( updateBufferIndex, value );
465 const Vector2& RenderTask::GetViewportPosition( BufferIndex bufferIndex ) const
467 return mViewportPosition[bufferIndex];
470 void RenderTask::BakeViewportPosition( BufferIndex updateBufferIndex, const Vector2& value )
472 mViewportPosition.Bake( updateBufferIndex, value );
475 void RenderTask::SetViewportSize( BufferIndex updateBufferIndex, const Vector2& value )
477 mViewportSize.Set( updateBufferIndex, value );
480 const Vector2& RenderTask::GetViewportSize( BufferIndex bufferIndex ) const
482 return mViewportSize[bufferIndex];
485 void RenderTask::BakeViewportSize( BufferIndex updateBufferIndex, const Vector2& value )
487 mViewportSize.Bake( updateBufferIndex, value );
490 bool RenderTask::GetViewportEnabled( BufferIndex bufferIndex ) const
492 if(fabsf(mViewportPosition[bufferIndex].x) > Math::MACHINE_EPSILON_1 ||
493 fabsf(mViewportPosition[bufferIndex].y) > Math::MACHINE_EPSILON_1 ||
494 fabsf(mViewportSize[bufferIndex].width) > Math::MACHINE_EPSILON_1 ||
495 fabsf(mViewportSize[bufferIndex].height) > Math::MACHINE_EPSILON_1)
503 void RenderTask::SetSyncRequired( bool requiresSync )
505 mRequiresSync = requiresSync;
508 void RenderTask::ResetDefaultProperties( BufferIndex updateBufferIndex )
510 // Reset default properties
511 mViewportPosition.ResetToBaseValue( updateBufferIndex );
512 mViewportSize.ResetToBaseValue( updateBufferIndex );
513 mClearColor.ResetToBaseValue( updateBufferIndex );
516 RenderTask::RenderTask()
517 : mViewportPosition( Vector2::ZERO),
518 mViewportSize( Vector2::ZERO),
519 mClearColor( Dali::RenderTask::DEFAULT_CLEAR_COLOR ),
520 mRenderMessageDispatcher( NULL ),
521 mResourceManager( NULL ),
522 mRenderSyncTracker( NULL ),
526 mFrameBufferResourceId( 0 ),
528 mResourcesFinished( false ),
529 mWaitingToRender( false ),
530 mNotifyTrigger( false ),
531 mExclusive( Dali::RenderTask::DEFAULT_EXCLUSIVE ),
532 mClearEnabled( Dali::RenderTask::DEFAULT_CLEAR_ENABLED ),
533 mCullMode( Dali::RenderTask::DEFAULT_CULL_MODE ),
534 mRenderTarget( NULL ),
535 mState( (Dali::RenderTask::DEFAULT_REFRESH_RATE == Dali::RenderTask::REFRESH_ALWAYS)
536 ? RENDER_CONTINUOUSLY
537 : RENDER_ONCE_WAITING_FOR_RESOURCES ),
538 mRefreshRate( Dali::RenderTask::DEFAULT_REFRESH_RATE ),
540 mRenderedOnceCounter( 0u ),
541 mTargetIsNativeFramebuffer( false ),
542 mRequiresSync( false )
546 } // namespace SceneGraph
548 } // namespace Internal