2 * Copyright (c) 2014 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/resources/resource-manager.h>
24 #include <dali/internal/update/resources/complete-status-manager.h>
25 #include <dali/internal/update/nodes/node.h>
26 #include <dali/internal/update/node-attachments/scene-graph-camera-attachment.h>
27 #include <dali/internal/render/common/render-instruction.h>
29 #include <dali/internal/update/render-tasks/scene-graph-render-task-debug.h>
33 const unsigned int NUM_FRAMES_BEFORE_NOTIFY_FINISHED(3);
34 const unsigned int COUNTDOWN_COMPLETE(-1);
35 } // anonymous namespace
45 RenderTask* RenderTask::New()
47 return new RenderTask();
50 RenderTask::~RenderTask()
52 // Remove exclusive flag from source node
55 if( mSourceNode && (this == mSourceNode->GetExclusiveRenderTask() ) )
57 mSourceNode->SetExclusiveRenderTask( NULL );
60 if( mFrameBufferResourceId )
62 mCompleteStatusManager->StopTrackingResource( mFrameBufferResourceId );
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::SetCameraNode( Node* cameraNode )
113 if( cameraNode != mCameraNode )
117 // get attachment. when camera node is changed we will get a message from event thread object
118 // so no need to observe the node here
119 mCameraAttachment = dynamic_cast< CameraAttachment* >( &cameraNode->GetAttachment() );
120 DALI_ASSERT_DEBUG( mCameraAttachment && "Camera without attachment" );
122 mCameraNode = cameraNode;
126 Node* RenderTask::GetCameraNode() const
131 void RenderTask::SetFrameBufferId( unsigned int resourceId )
133 if ( mFrameBufferResourceId != resourceId )
135 DALI_ASSERT_DEBUG(mCompleteStatusManager && "Complete status tracker is null");
136 if( mCompleteStatusManager )
138 if( resourceId && mState == RENDER_ONCE_WAITING_FOR_RESOURCES )
140 mCompleteStatusManager->TrackResource( resourceId );
143 if( mFrameBufferResourceId )
145 mCompleteStatusManager->StopTrackingResource( mFrameBufferResourceId );
149 mFrameBufferResourceId = resourceId;
153 unsigned int RenderTask::GetFrameBufferId() const
155 return mFrameBufferResourceId;
158 bool RenderTask::QueryViewport( BufferIndex bufferIndex, Viewport& viewport ) const
160 if( ! GetViewportEnabled( bufferIndex ) )
165 viewport.x = mViewportPosition[bufferIndex].x;
166 viewport.y = mViewportPosition[bufferIndex].y;
167 viewport.width = mViewportSize[bufferIndex].width;
168 viewport.height = mViewportSize[bufferIndex].height;
173 void RenderTask::SetClearColor( BufferIndex updateBufferIndex, const Vector4& value )
175 mClearColor.Set( updateBufferIndex, value );
178 const Vector4& RenderTask::GetClearColor( BufferIndex bufferIndex ) const
180 return mClearColor[bufferIndex];
183 void RenderTask::BakeClearColor( BufferIndex updateBufferIndex, const Vector4& value )
185 mClearColor.Bake( updateBufferIndex, value );
188 void RenderTask::SetClearEnabled( bool enabled )
190 mClearEnabled = enabled;
193 bool RenderTask::GetClearEnabled() const
195 return mClearEnabled;
198 void RenderTask::SetCullMode( bool mode )
203 bool RenderTask::GetCullMode() const
208 void RenderTask::SetRefreshRate( unsigned int refreshRate )
210 DALI_LOG_TRACE_METHOD_FMT(gRenderTaskLogFilter, "this:%p RefreshRate:%d\n", this, refreshRate);
212 mRefreshRate = refreshRate;
214 if( mRefreshRate > 0 )
216 mState = RENDER_CONTINUOUSLY;
218 if( mFrameBufferResourceId )
220 // Don't need tracking
221 DALI_ASSERT_DEBUG(mCompleteStatusManager && "Ready state tracker is null");
222 if( mCompleteStatusManager != NULL )
224 mCompleteStatusManager->StopTrackingResource( mFrameBufferResourceId );
230 mState = RENDER_ONCE_WAITING_FOR_RESOURCES;
231 mWaitingToRender = true;
232 mNotifyTrigger = false;
234 if( mFrameBufferResourceId )
236 DALI_ASSERT_DEBUG(mCompleteStatusManager && "Ready state tracker is null");
237 if( mCompleteStatusManager != NULL )
239 mCompleteStatusManager->TrackResource( mFrameBufferResourceId );
247 unsigned int RenderTask::GetRefreshRate() const
252 bool RenderTask::ReadyToRender( BufferIndex updateBufferIndex )
254 if ( NULL == mSourceNode ||
255 ( !mSourceNode->IsRoot() && NULL == mSourceNode->GetParent() ) )
257 TASK_LOG_FMT(Debug::General, " =F No source actor FC:%d\n", mFrameCounter );
259 // Source node is missing or disconnected
263 // Check if the source node (root actor) and all its ancestors are visible.
264 if( !mSourceNode->IsFullyVisible( updateBufferIndex ) )
266 TASK_LOG_FMT(Debug::General, " =F No visible source FC:%d\n", mFrameCounter );
270 if ( NULL == mCameraNode ||
271 NULL == mCameraNode->GetParent() ||
272 !mCameraNode->HasAttachment() )
274 // Camera node is missing or disconnected
275 TASK_LOG_FMT(Debug::General, " =F No Camera FC:%d\n", mFrameCounter );
280 TASK_LOG_FMT(Debug::General, " =T (FBO ID:%d) FC:%d\n", mFrameBufferResourceId , mFrameCounter );
284 bool RenderTask::IsRenderRequired()
286 bool required = false;
290 case RENDER_CONTINUOUSLY:
291 required = (mFrameCounter == 0);
294 case RENDER_ONCE_WAITING_FOR_RESOURCES:
303 TASK_LOG_FMT( Debug::General, " State:%s = %s\n", STATE_STRING(mState), required?"T":"F" );
308 // Called every frame regardless of whether render was required.
309 // If render was not required, ignore resourcesFinished.
310 void RenderTask::UpdateState(bool resourcesFinished)
312 TASK_LOG_FMT( Debug::General, "(resourcesFinished:%s) FC:%d State:%s RR:%d\n", resourcesFinished?"T":"F", mFrameCounter, STATE_STRING(mState), mRefreshRate );
316 case RENDER_CONTINUOUSLY:
318 if( mRefreshRate != Dali::RenderTask::REFRESH_ALWAYS )
320 if( mFrameCounter == 0 )
322 if( resourcesFinished )
324 ++mFrameCounter; // Only start missing frames when resources are loaded
327 else // Continue counting to miss frames
330 if( mFrameCounter >= mRefreshRate )
340 case RENDER_ONCE_WAITING_FOR_RESOURCES:
342 if( resourcesFinished )
344 mState = RENDERED_ONCE;
351 if( mFrameBufferResourceId > 0 )
353 // Query if the framebuffer is complete:
354 DALI_ASSERT_DEBUG(mCompleteStatusManager && "Complete status tracker is null");
355 if( mCompleteStatusManager != NULL &&
356 CompleteStatusManager::COMPLETE == mCompleteStatusManager->GetStatus( mFrameBufferResourceId ) )
358 mWaitingToRender = false;
359 mNotifyTrigger = true;
363 mWaitingToRender = true;
368 mWaitingToRender = false;
369 mNotifyTrigger = true;
378 TASK_LOG_FMT( Debug::General, " EXIT FC:%d State:%s Notify:%s\n", mFrameCounter, STATE_STRING(mState), mNotifyTrigger?"T":"F");
381 bool RenderTask::IsWaitingToRender()
383 TASK_LOG_FMT(Debug::Verbose, " State:%s waiting:%s \n", STATE_STRING(mState), mWaitingToRender?"T":"F");
384 return mWaitingToRender;
387 bool RenderTask::HasRendered()
390 if( mNotifyTrigger == true )
392 ++mRenderedOnceCounter;
393 mState = RENDERED_ONCE_AND_NOTIFIED;
394 mNotifyTrigger = false;
398 TASK_LOG_FMT(Debug::Verbose, " State:%s hasRendered:%s \n", STATE_STRING(mState), notify?"T":"F");
402 unsigned int RenderTask::GetRenderedOnceCounter() const
404 return mRenderedOnceCounter;
408 const Matrix& RenderTask::GetViewMatrix( BufferIndex bufferIndex ) const
410 DALI_ASSERT_DEBUG( NULL != mCameraAttachment );
412 return mCameraAttachment->GetViewMatrix( bufferIndex );
415 const Matrix& RenderTask::GetProjectionMatrix( BufferIndex bufferIndex ) const
417 DALI_ASSERT_DEBUG( NULL != mCameraAttachment );
419 return mCameraAttachment->GetProjectionMatrix( bufferIndex );
422 void RenderTask::PrepareRenderInstruction( RenderInstruction& instruction, BufferIndex updateBufferIndex )
424 TASK_LOG(Debug::General);
427 bool viewportSet = QueryViewport( updateBufferIndex, viewport );
429 instruction.Reset( &GetViewMatrix( updateBufferIndex ),
430 &GetProjectionMatrix( updateBufferIndex ),
432 viewportSet ? &viewport : NULL,
433 mClearEnabled ? &GetClearColor( updateBufferIndex ) : NULL );
436 bool RenderTask::ViewMatrixUpdated()
439 if( mCameraAttachment )
441 retval = mCameraAttachment->ViewMatrixUpdated();
446 void RenderTask::SetCompleteStatusManager(CompleteStatusManager* completeStatusManager)
448 mCompleteStatusManager = completeStatusManager;
451 void RenderTask::SetViewportPosition( BufferIndex updateBufferIndex, const Vector2& value )
453 mViewportPosition.Set( updateBufferIndex, value );
456 const Vector2& RenderTask::GetViewportPosition( BufferIndex bufferIndex ) const
458 return mViewportPosition[bufferIndex];
461 void RenderTask::BakeViewportPosition( BufferIndex updateBufferIndex, const Vector2& value )
463 mViewportPosition.Bake( updateBufferIndex, value );
466 void RenderTask::SetViewportSize( BufferIndex updateBufferIndex, const Vector2& value )
468 mViewportSize.Set( updateBufferIndex, value );
471 const Vector2& RenderTask::GetViewportSize( BufferIndex bufferIndex ) const
473 return mViewportSize[bufferIndex];
476 void RenderTask::BakeViewportSize( BufferIndex updateBufferIndex, const Vector2& value )
478 mViewportSize.Bake( updateBufferIndex, value );
481 bool RenderTask::GetViewportEnabled( BufferIndex bufferIndex ) const
483 if(fabsf(mViewportPosition[bufferIndex].x) > Math::MACHINE_EPSILON_1 ||
484 fabsf(mViewportPosition[bufferIndex].y) > Math::MACHINE_EPSILON_1 ||
485 fabsf(mViewportSize[bufferIndex].width) > Math::MACHINE_EPSILON_1 ||
486 fabsf(mViewportSize[bufferIndex].height) > Math::MACHINE_EPSILON_1)
494 void RenderTask::ResetDefaultProperties( BufferIndex updateBufferIndex )
496 // Reset default properties
497 mViewportPosition.ResetToBaseValue( updateBufferIndex );
498 mViewportSize.ResetToBaseValue( updateBufferIndex );
499 mClearColor.ResetToBaseValue( updateBufferIndex );
502 RenderTask::RenderTask()
503 : mViewportPosition( Vector2::ZERO),
504 mViewportSize( Vector2::ZERO),
505 mClearColor( Dali::RenderTask::DEFAULT_CLEAR_COLOR ),
506 mCompleteStatusManager( NULL ),
509 mCameraAttachment( NULL ),
510 mFrameBufferResourceId( 0 ),
511 mWaitingToRender( false ),
512 mNotifyTrigger( false ),
513 mExclusive( Dali::RenderTask::DEFAULT_EXCLUSIVE ),
514 mClearEnabled( Dali::RenderTask::DEFAULT_CLEAR_ENABLED ),
515 mCullMode( Dali::RenderTask::DEFAULT_CULL_MODE ),
516 mRenderTarget( NULL ),
517 mState( (Dali::RenderTask::DEFAULT_REFRESH_RATE == Dali::RenderTask::REFRESH_ALWAYS)
518 ? RENDER_CONTINUOUSLY
519 : RENDER_ONCE_WAITING_FOR_RESOURCES ),
520 mRefreshRate( Dali::RenderTask::DEFAULT_REFRESH_RATE ),
522 mRenderedOnceCounter( 0u )
526 } // namespace SceneGraph
528 } // namespace Internal