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::SetFrameBuffer( Render::FrameBuffer* frameBuffer )
118 mFrameBuffer = frameBuffer;
121 Render::FrameBuffer* RenderTask::GetFrameBuffer()
126 bool RenderTask::QueryViewport( BufferIndex bufferIndex, Viewport& viewport ) const
128 if( ! GetViewportEnabled( bufferIndex ) )
133 viewport.x = mViewportPosition[bufferIndex].x;
134 viewport.y = mViewportPosition[bufferIndex].y;
135 viewport.width = mViewportSize[bufferIndex].width;
136 viewport.height = mViewportSize[bufferIndex].height;
141 void RenderTask::SetClearColor( BufferIndex updateBufferIndex, const Vector4& value )
143 mClearColor.Set( updateBufferIndex, value );
146 const Vector4& RenderTask::GetClearColor( BufferIndex bufferIndex ) const
148 return mClearColor[bufferIndex];
151 void RenderTask::BakeClearColor( BufferIndex updateBufferIndex, const Vector4& value )
153 mClearColor.Bake( updateBufferIndex, value );
156 void RenderTask::SetClearEnabled( bool enabled )
158 mClearEnabled = enabled;
161 bool RenderTask::GetClearEnabled() const
163 return mClearEnabled;
166 void RenderTask::SetCullMode( bool mode )
171 bool RenderTask::GetCullMode() const
176 void RenderTask::SetRefreshRate( unsigned int refreshRate )
178 DALI_LOG_TRACE_METHOD_FMT(gRenderTaskLogFilter, "this:%p RefreshRate:%d\n", this, refreshRate);
180 mRefreshRate = refreshRate;
182 if( mRefreshRate > 0 )
184 mState = RENDER_CONTINUOUSLY;
188 mState = RENDER_ONCE_WAITING_FOR_RESOURCES;
189 mWaitingToRender = true;
190 mNotifyTrigger = false;
196 unsigned int RenderTask::GetRefreshRate() const
201 bool RenderTask::ReadyToRender( BufferIndex updateBufferIndex )
203 // If the source node of the render task is invisible we should still render
204 // We want the render task to complete and possible clear colors to happen
207 if ( NULL == mSourceNode ||
208 ( !mSourceNode->IsRoot() && NULL == mSourceNode->GetParent() ) )
210 TASK_LOG_FMT(Debug::General, " =F No source actor FC:%d\n", mFrameCounter );
212 // Source node is missing or disconnected
217 if ( NULL == mCameraNode ||
218 NULL == mCameraNode->GetParent() ||
221 // Camera node is missing or disconnected
222 TASK_LOG_FMT(Debug::General, " =F No Camera FC:%d\n", mFrameCounter );
227 mCamera->Update( updateBufferIndex, *mCameraNode );
231 bool RenderTask::IsRenderRequired()
233 bool required = false;
237 case RENDER_CONTINUOUSLY:
239 required = (mFrameCounter == 0);
242 case RENDER_ONCE_WAITING_FOR_RESOURCES:
254 TASK_LOG_FMT( Debug::General, " State:%s = %s\n", STATE_STRING(mState), required?"T":"F" );
259 void RenderTask::SetResourcesFinished( bool resourcesFinished )
261 // resourcesFinished tells us that this render task will render to its FBO
262 mResourcesFinished = resourcesFinished;
265 // Called every frame regardless of whether render was required.
266 // If render was not required, ignore resourcesFinished.
267 void RenderTask::UpdateState()
269 TASK_LOG_FMT( Debug::General, "(mResourcesFinished:%s) FC:%d State:%s RR:%d\n", mResourcesFinished?"T":"F", mFrameCounter, STATE_STRING(mState), mRefreshRate );
273 case RENDER_CONTINUOUSLY:
275 if( mRefreshRate != Dali::RenderTask::REFRESH_ALWAYS )
277 if( mFrameCounter == 0 )
279 if( mResourcesFinished )
281 ++mFrameCounter; // Only start skipping frames when resources are loaded
284 else // Continue counting to skip frames
287 if( mFrameCounter >= mRefreshRate )
297 case RENDER_ONCE_WAITING_FOR_RESOURCES:
299 if( mResourcesFinished )
301 mState = RENDERED_ONCE;
308 mWaitingToRender = true;
309 mNotifyTrigger = false;
312 if( !mRenderSyncTracker || (mRenderSyncTracker && mRenderSyncTracker->IsSynced() ))
314 mWaitingToRender = false;
315 mNotifyTrigger = true;
320 mNotifyTrigger = true;
330 TASK_LOG_FMT( Debug::General, " EXIT FC:%d State:%s Notify:%s\n", mFrameCounter, STATE_STRING(mState), mNotifyTrigger?"T":"F");
333 bool RenderTask::IsWaitingToRender()
335 TASK_LOG_FMT(Debug::Verbose, " State:%s waiting:%s \n", STATE_STRING(mState), mWaitingToRender?"T":"F");
336 return mWaitingToRender;
339 bool RenderTask::HasRendered()
342 if( mNotifyTrigger == true )
344 ++mRenderedOnceCounter;
345 mState = RENDERED_ONCE_AND_NOTIFIED;
346 mNotifyTrigger = false;
350 TASK_LOG_FMT(Debug::Verbose, " State:%s hasRendered:%s \n", STATE_STRING(mState), notify?"T":"F");
354 unsigned int RenderTask::GetRenderedOnceCounter() const
356 return mRenderedOnceCounter;
360 const Matrix& RenderTask::GetViewMatrix( BufferIndex bufferIndex ) const
362 DALI_ASSERT_DEBUG( NULL != mCamera );
364 return mCamera->GetViewMatrix( bufferIndex );
367 SceneGraph::Camera& RenderTask::GetCamera() const
369 DALI_ASSERT_DEBUG( NULL != mCamera );
373 const Matrix& RenderTask::GetProjectionMatrix( BufferIndex bufferIndex ) const
375 DALI_ASSERT_DEBUG( NULL != mCamera );
377 return mCamera->GetProjectionMatrix( bufferIndex );
380 void RenderTask::PrepareRenderInstruction( RenderInstruction& instruction, BufferIndex updateBufferIndex )
382 DALI_ASSERT_DEBUG( NULL != mCamera );
384 TASK_LOG(Debug::General);
387 bool viewportSet = QueryViewport( updateBufferIndex, viewport );
389 instruction.Reset( mCamera,
391 viewportSet ? &viewport : NULL,
392 mClearEnabled ? &GetClearColor( updateBufferIndex ) : NULL );
395 mRefreshRate == Dali::RenderTask::REFRESH_ONCE &&
398 // create tracker if one doesn't yet exist.
399 if( !mRenderSyncTracker )
401 mRenderSyncTracker = new Render::RenderTracker();
402 mRenderMessageDispatcher->AddRenderTracker( *mRenderSyncTracker );
404 instruction.mRenderTracker = mRenderSyncTracker;
408 // no sync needed, texture FBOs are "ready" the same frame they are rendered to
409 instruction.mRenderTracker = NULL;
413 bool RenderTask::ViewMatrixUpdated()
418 retval = mCamera->ViewMatrixUpdated();
423 void RenderTask::SetViewportPosition( BufferIndex updateBufferIndex, const Vector2& value )
425 mViewportPosition.Set( updateBufferIndex, value );
428 const Vector2& RenderTask::GetViewportPosition( BufferIndex bufferIndex ) const
430 return mViewportPosition[bufferIndex];
433 void RenderTask::BakeViewportPosition( BufferIndex updateBufferIndex, const Vector2& value )
435 mViewportPosition.Bake( updateBufferIndex, value );
438 void RenderTask::SetViewportSize( BufferIndex updateBufferIndex, const Vector2& value )
440 mViewportSize.Set( updateBufferIndex, value );
443 const Vector2& RenderTask::GetViewportSize( BufferIndex bufferIndex ) const
445 return mViewportSize[bufferIndex];
448 void RenderTask::BakeViewportSize( BufferIndex updateBufferIndex, const Vector2& value )
450 mViewportSize.Bake( updateBufferIndex, value );
453 bool RenderTask::GetViewportEnabled( BufferIndex bufferIndex ) const
455 if(fabsf(mViewportPosition[bufferIndex].x) > Math::MACHINE_EPSILON_1 ||
456 fabsf(mViewportPosition[bufferIndex].y) > Math::MACHINE_EPSILON_1 ||
457 fabsf(mViewportSize[bufferIndex].width) > Math::MACHINE_EPSILON_1 ||
458 fabsf(mViewportSize[bufferIndex].height) > Math::MACHINE_EPSILON_1)
466 void RenderTask::SetSyncRequired( bool requiresSync )
468 mRequiresSync = requiresSync;
471 void RenderTask::ResetDefaultProperties( BufferIndex updateBufferIndex )
473 // Reset default properties
474 mViewportPosition.ResetToBaseValue( updateBufferIndex );
475 mViewportSize.ResetToBaseValue( updateBufferIndex );
476 mClearColor.ResetToBaseValue( updateBufferIndex );
479 RenderTask::RenderTask()
480 : mViewportPosition( Vector2::ZERO),
481 mViewportSize( Vector2::ZERO),
482 mClearColor( Dali::RenderTask::DEFAULT_CLEAR_COLOR ),
483 mRenderMessageDispatcher( NULL ),
484 mResourceManager( NULL ),
485 mRenderSyncTracker( NULL ),
490 mResourcesFinished( false ),
491 mWaitingToRender( false ),
492 mNotifyTrigger( false ),
493 mExclusive( Dali::RenderTask::DEFAULT_EXCLUSIVE ),
494 mClearEnabled( Dali::RenderTask::DEFAULT_CLEAR_ENABLED ),
495 mCullMode( Dali::RenderTask::DEFAULT_CULL_MODE ),
496 mRenderTarget( NULL ),
497 mState( (Dali::RenderTask::DEFAULT_REFRESH_RATE == Dali::RenderTask::REFRESH_ALWAYS)
498 ? RENDER_CONTINUOUSLY
499 : RENDER_ONCE_WAITING_FOR_RESOURCES ),
500 mRefreshRate( Dali::RenderTask::DEFAULT_REFRESH_RATE ),
502 mRenderedOnceCounter( 0u ),
503 mRequiresSync( false )
507 } // namespace SceneGraph
509 } // namespace Internal