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 mTargetIsNativeFramebuffer = false;
131 mFrameBuffer = frameBuffer;
134 Render::FrameBuffer* RenderTask::GetFrameBuffer()
139 bool RenderTask::QueryViewport( BufferIndex bufferIndex, Viewport& viewport ) const
141 if( ! GetViewportEnabled( bufferIndex ) )
146 viewport.x = mViewportPosition[bufferIndex].x;
147 viewport.y = mViewportPosition[bufferIndex].y;
148 viewport.width = mViewportSize[bufferIndex].width;
149 viewport.height = mViewportSize[bufferIndex].height;
154 void RenderTask::SetClearColor( BufferIndex updateBufferIndex, const Vector4& value )
156 mClearColor.Set( updateBufferIndex, value );
159 const Vector4& RenderTask::GetClearColor( BufferIndex bufferIndex ) const
161 return mClearColor[bufferIndex];
164 void RenderTask::BakeClearColor( BufferIndex updateBufferIndex, const Vector4& value )
166 mClearColor.Bake( updateBufferIndex, value );
169 void RenderTask::SetClearEnabled( bool enabled )
171 mClearEnabled = enabled;
174 bool RenderTask::GetClearEnabled() const
176 return mClearEnabled;
179 void RenderTask::SetCullMode( bool mode )
184 bool RenderTask::GetCullMode() const
189 void RenderTask::SetRefreshRate( unsigned int refreshRate )
191 DALI_LOG_TRACE_METHOD_FMT(gRenderTaskLogFilter, "this:%p RefreshRate:%d\n", this, refreshRate);
193 mRefreshRate = refreshRate;
195 if( mRefreshRate > 0 )
197 mState = RENDER_CONTINUOUSLY;
201 mState = RENDER_ONCE_WAITING_FOR_RESOURCES;
202 mWaitingToRender = true;
203 mNotifyTrigger = false;
204 // need at least on other render on the FBO
205 mResourceManager->SetFrameBufferBeenRenderedTo( mFrameBufferResourceId, false );
211 unsigned int RenderTask::GetRefreshRate() const
216 bool RenderTask::ReadyToRender( BufferIndex updateBufferIndex )
218 // If the source node of the render task is invisible we should still render
219 // We want the render task to complete and possible clear colors to happen
222 if ( NULL == mSourceNode ||
223 ( !mSourceNode->IsRoot() && NULL == mSourceNode->GetParent() ) )
225 TASK_LOG_FMT(Debug::General, " =F No source actor FC:%d\n", mFrameCounter );
227 // Source node is missing or disconnected
232 if ( NULL == mCameraNode ||
233 NULL == mCameraNode->GetParent() ||
236 // Camera node is missing or disconnected
237 TASK_LOG_FMT(Debug::General, " =F No Camera FC:%d\n", mFrameCounter );
242 mCamera->Update( updateBufferIndex, *mCameraNode );
244 TASK_LOG_FMT(Debug::General, " =T (FBO ID:%d) FC:%d\n", mFrameBufferResourceId , mFrameCounter );
248 bool RenderTask::IsRenderRequired()
250 bool required = false;
254 case RENDER_CONTINUOUSLY:
256 required = (mFrameCounter == 0);
259 case RENDER_ONCE_WAITING_FOR_RESOURCES:
271 TASK_LOG_FMT( Debug::General, " State:%s = %s\n", STATE_STRING(mState), required?"T":"F" );
276 void RenderTask::SetResourcesFinished( bool resourcesFinished )
278 // resourcesFinished tells us that this render task will render to its FBO
279 mResourcesFinished = resourcesFinished;
280 if( mResourcesFinished )
282 mResourceManager->SetFrameBufferBeenRenderedTo( mFrameBufferResourceId, true );
286 // Called every frame regardless of whether render was required.
287 // If render was not required, ignore resourcesFinished.
288 void RenderTask::UpdateState()
290 TASK_LOG_FMT( Debug::General, "(mResourcesFinished:%s) FC:%d State:%s RR:%d\n", mResourcesFinished?"T":"F", mFrameCounter, STATE_STRING(mState), mRefreshRate );
294 case RENDER_CONTINUOUSLY:
296 if( mRefreshRate != Dali::RenderTask::REFRESH_ALWAYS )
298 if( mFrameCounter == 0 )
300 if( mResourcesFinished )
302 ++mFrameCounter; // Only start skipping frames when resources are loaded
305 else // Continue counting to skip frames
308 if( mFrameCounter >= mRefreshRate )
318 case RENDER_ONCE_WAITING_FOR_RESOURCES:
320 if( mResourcesFinished )
322 mState = RENDERED_ONCE;
329 mWaitingToRender = true;
330 mNotifyTrigger = false;
331 if( mFrameBufferResourceId > 0 )
333 if( mTargetIsNativeFramebuffer )
335 if( mRenderSyncTracker && mRenderSyncTracker->IsSynced() )
337 mWaitingToRender = false;
338 mNotifyTrigger = true;
341 else if( mResourceManager->HasFrameBufferBeenRenderedTo( mFrameBufferResourceId ) )
343 mWaitingToRender = false;
344 mNotifyTrigger = true;
349 mNotifyTrigger = true;
359 TASK_LOG_FMT( Debug::General, " EXIT FC:%d State:%s Notify:%s\n", mFrameCounter, STATE_STRING(mState), mNotifyTrigger?"T":"F");
362 bool RenderTask::IsWaitingToRender()
364 TASK_LOG_FMT(Debug::Verbose, " State:%s waiting:%s \n", STATE_STRING(mState), mWaitingToRender?"T":"F");
365 return mWaitingToRender;
368 bool RenderTask::HasRendered()
373 ++mRenderedOnceCounter;
374 mState = RENDERED_ONCE_AND_NOTIFIED;
375 mNotifyTrigger = false;
379 TASK_LOG_FMT(Debug::Verbose, " State:%s hasRendered:%s \n", STATE_STRING(mState), notify?"T":"F");
383 unsigned int RenderTask::GetRenderedOnceCounter() const
385 return mRenderedOnceCounter;
389 const Matrix& RenderTask::GetViewMatrix( BufferIndex bufferIndex ) const
391 DALI_ASSERT_DEBUG( NULL != mCamera );
393 return mCamera->GetViewMatrix( bufferIndex );
396 SceneGraph::Camera& RenderTask::GetCamera() const
398 DALI_ASSERT_DEBUG( NULL != mCamera );
402 const Matrix& RenderTask::GetProjectionMatrix( BufferIndex bufferIndex ) const
404 DALI_ASSERT_DEBUG( NULL != mCamera );
406 return mCamera->GetProjectionMatrix( bufferIndex );
409 void RenderTask::PrepareRenderInstruction( RenderInstruction& instruction, BufferIndex updateBufferIndex )
411 DALI_ASSERT_DEBUG( NULL != mCamera );
413 TASK_LOG(Debug::General);
416 bool viewportSet = QueryViewport( updateBufferIndex, viewport );
418 instruction.Reset( mCamera,
421 viewportSet ? &viewport : NULL,
422 mClearEnabled ? &GetClearColor( updateBufferIndex ) : NULL );
424 if( mTargetIsNativeFramebuffer && mRequiresSync &&
425 mRefreshRate == Dali::RenderTask::REFRESH_ONCE &&
428 // create tracker if one doesn't yet exist.
429 if( !mRenderSyncTracker )
431 mRenderSyncTracker = new Render::RenderTracker();
432 mRenderMessageDispatcher->AddRenderTracker( *mRenderSyncTracker );
434 instruction.mRenderTracker = mRenderSyncTracker;
438 // no sync needed, texture FBOs are "ready" the same frame they are rendered to
439 instruction.mRenderTracker = NULL;
443 bool RenderTask::ViewMatrixUpdated()
448 retval = mCamera->ViewMatrixUpdated();
453 void RenderTask::SetViewportPosition( BufferIndex updateBufferIndex, const Vector2& value )
455 mViewportPosition.Set( updateBufferIndex, value );
458 const Vector2& RenderTask::GetViewportPosition( BufferIndex bufferIndex ) const
460 return mViewportPosition[bufferIndex];
463 void RenderTask::BakeViewportPosition( BufferIndex updateBufferIndex, const Vector2& value )
465 mViewportPosition.Bake( updateBufferIndex, value );
468 void RenderTask::SetViewportSize( BufferIndex updateBufferIndex, const Vector2& value )
470 mViewportSize.Set( updateBufferIndex, value );
473 const Vector2& RenderTask::GetViewportSize( BufferIndex bufferIndex ) const
475 return mViewportSize[bufferIndex];
478 void RenderTask::BakeViewportSize( BufferIndex updateBufferIndex, const Vector2& value )
480 mViewportSize.Bake( updateBufferIndex, value );
483 bool RenderTask::GetViewportEnabled( BufferIndex bufferIndex ) const
485 if(fabsf(mViewportPosition[bufferIndex].x) > Math::MACHINE_EPSILON_1 ||
486 fabsf(mViewportPosition[bufferIndex].y) > Math::MACHINE_EPSILON_1 ||
487 fabsf(mViewportSize[bufferIndex].width) > Math::MACHINE_EPSILON_1 ||
488 fabsf(mViewportSize[bufferIndex].height) > Math::MACHINE_EPSILON_1)
496 void RenderTask::SetSyncRequired( bool requiresSync )
498 mRequiresSync = requiresSync;
501 void RenderTask::ResetDefaultProperties( BufferIndex updateBufferIndex )
503 // Reset default properties
504 mViewportPosition.ResetToBaseValue( updateBufferIndex );
505 mViewportSize.ResetToBaseValue( updateBufferIndex );
506 mClearColor.ResetToBaseValue( updateBufferIndex );
509 RenderTask::RenderTask()
510 : mViewportPosition( Vector2::ZERO),
511 mViewportSize( Vector2::ZERO),
512 mClearColor( Dali::RenderTask::DEFAULT_CLEAR_COLOR ),
513 mRenderMessageDispatcher( NULL ),
514 mResourceManager( NULL ),
515 mRenderSyncTracker( NULL ),
519 mFrameBufferResourceId( 0 ),
521 mResourcesFinished( false ),
522 mWaitingToRender( false ),
523 mNotifyTrigger( false ),
524 mExclusive( Dali::RenderTask::DEFAULT_EXCLUSIVE ),
525 mClearEnabled( Dali::RenderTask::DEFAULT_CLEAR_ENABLED ),
526 mCullMode( Dali::RenderTask::DEFAULT_CULL_MODE ),
527 mRenderTarget( NULL ),
528 mState( (Dali::RenderTask::DEFAULT_REFRESH_RATE == Dali::RenderTask::REFRESH_ALWAYS)
529 ? RENDER_CONTINUOUSLY
530 : RENDER_ONCE_WAITING_FOR_RESOURCES ),
531 mRefreshRate( Dali::RenderTask::DEFAULT_REFRESH_RATE ),
533 mRenderedOnceCounter( 0u ),
534 mTargetIsNativeFramebuffer( false ),
535 mRequiresSync( false )
539 } // namespace SceneGraph
541 } // namespace Internal