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/nodes/node.h>
22 #include <dali/internal/common/internal-constants.h>
23 #include <dali/internal/common/memory-pool-object-allocator.h>
24 #include <dali/internal/update/common/discard-queue.h>
25 #include <dali/public-api/common/dali-common.h>
26 #include <dali/public-api/common/constants.h>
28 namespace //Unnamed namespace
30 //Memory pool used to allocate new nodes. Memory used by this pool will be released when shutting down DALi
31 Dali::Internal::MemoryPoolObjectAllocator<Dali::Internal::SceneGraph::Node> gNodeMemoryPool;
43 const PositionInheritanceMode Node::DEFAULT_POSITION_INHERITANCE_MODE( INHERIT_PARENT_POSITION );
44 const ColorMode Node::DEFAULT_COLOR_MODE( USE_OWN_MULTIPLY_PARENT_ALPHA );
48 return new ( gNodeMemoryPool.AllocateRawThreadSafe() ) Node();
52 : mTransformManager(0),
53 mTransformId( INVALID_TRANSFORM_ID ),
54 mParentOrigin( TRANSFORM_PROPERTY_PARENT_ORIGIN ),
55 mAnchorPoint( TRANSFORM_PROPERTY_ANCHOR_POINT ),
56 mSize( TRANSFORM_PROPERTY_SIZE ), // Zero initialized by default
57 mPosition( TRANSFORM_PROPERTY_POSITION ), // Zero initialized by default
58 mOrientation(), // Initialized to identity by default
59 mScale( TRANSFORM_PROPERTY_SCALE ),
61 mColor( Color::WHITE ),
62 mWorldPosition( TRANSFORM_PROPERTY_WORLD_POSITION, Vector3( 0.0f,0.0f,0.0f ) ), // Zero initialized by default
63 mWorldScale( TRANSFORM_PROPERTY_WORLD_SCALE, Vector3( 1.0f,1.0f,1.0f ) ),
64 mWorldOrientation(), // Initialized to identity by default
66 mWorldColor( Color::WHITE ),
67 mClippingSortModifier( 0u ),
69 mExclusiveRenderTask( NULL ),
72 mRegenerateUniformMap( 0 ),
74 mDirtyFlags( AllFlags ),
75 mDrawMode( DrawMode::NORMAL ),
76 mColorMode( DEFAULT_COLOR_MODE ),
77 mClippingMode( ClippingMode::DISABLED ),
80 mUniformMapChanged[0] = 0u;
81 mUniformMapChanged[1] = 0u;
86 if( mTransformId != INVALID_TRANSFORM_ID )
88 mTransformManager->RemoveTransform(mTransformId);
92 void Node::operator delete( void* ptr )
94 gNodeMemoryPool.FreeThreadSafe( static_cast<Node*>( ptr ) );
97 void Node::OnDestroy()
99 // Animators, Constraints etc. should be disconnected from the child's properties.
100 PropertyOwner::Destroy();
103 void Node::CreateTransform( SceneGraph::TransformManager* transformManager )
105 //Create a new transform
106 mTransformManager = transformManager;
107 mTransformId = transformManager->CreateTransform();
109 //Initialize all the animatable properties
110 mPosition.Initialize( transformManager, mTransformId );
111 mScale.Initialize( transformManager, mTransformId );
112 mOrientation.Initialize( transformManager, mTransformId );
113 mSize.Initialize( transformManager, mTransformId );
114 mParentOrigin.Initialize( transformManager, mTransformId );
115 mAnchorPoint.Initialize( transformManager, mTransformId );
117 //Initialize all the input properties
118 mWorldPosition.Initialize( transformManager, mTransformId );
119 mWorldScale.Initialize( transformManager, mTransformId );
120 mWorldOrientation.Initialize( transformManager, mTransformId );
121 mWorldMatrix.Initialize( transformManager, mTransformId );
124 void Node::SetRoot(bool isRoot)
126 DALI_ASSERT_DEBUG(!isRoot || mParent == NULL); // Root nodes cannot have a parent
131 void Node::AddUniformMapping( UniformPropertyMapping* map )
133 PropertyOwner::AddUniformMapping( map );
134 mRegenerateUniformMap = 2;
137 void Node::RemoveUniformMapping( const std::string& uniformName )
139 PropertyOwner::RemoveUniformMapping( uniformName );
140 mRegenerateUniformMap = 2;
143 void Node::PrepareRender( BufferIndex bufferIndex )
145 if(mRegenerateUniformMap != 0 )
147 if( mRegenerateUniformMap == 2 )
149 CollectedUniformMap& localMap = mCollectedUniformMap[ bufferIndex ];
152 for( unsigned int i=0, count=mUniformMaps.Count(); i<count; ++i )
154 localMap.PushBack( &mUniformMaps[i] );
157 else if( mRegenerateUniformMap == 1 )
159 CollectedUniformMap& localMap = mCollectedUniformMap[ bufferIndex ];
160 CollectedUniformMap& oldMap = mCollectedUniformMap[ 1-bufferIndex ];
162 localMap.Resize( oldMap.Count() );
164 unsigned int index=0;
165 for( CollectedUniformMap::Iterator iter = oldMap.Begin(), end = oldMap.End() ; iter != end ; ++iter, ++index )
167 localMap[index] = *iter;
170 --mRegenerateUniformMap;
171 mUniformMapChanged[bufferIndex] = 1u;
175 void Node::ConnectChild( Node* childNode )
177 DALI_ASSERT_ALWAYS( this != childNode );
178 DALI_ASSERT_ALWAYS( IsRoot() || NULL != mParent ); // Parent should be connected first
179 DALI_ASSERT_ALWAYS( !childNode->IsRoot() && NULL == childNode->GetParent() ); // Child should be disconnected
181 childNode->SetParent( *this );
183 // Everything should be reinherited when reconnected to scene-graph
184 childNode->SetAllDirtyFlags();
186 // Add the node to the end of the child list.
187 mChildren.PushBack( childNode );
189 // Inform property observers of new connection
190 childNode->ConnectToSceneGraph();
193 void Node::DisconnectChild( BufferIndex updateBufferIndex, Node& childNode )
195 DALI_ASSERT_ALWAYS( this != &childNode );
196 DALI_ASSERT_ALWAYS( childNode.GetParent() == this );
198 // Find the childNode and remove it
201 const NodeIter endIter = mChildren.End();
202 for ( NodeIter iter = mChildren.Begin(); iter != endIter; ++iter )
204 Node* current = *iter;
205 if ( current == &childNode )
208 mChildren.Erase( iter ); // order matters here
209 break; // iter is no longer valid
212 DALI_ASSERT_ALWAYS( NULL != found );
214 found->RecursiveDisconnectFromSceneGraph( updateBufferIndex );
217 void Node::RemoveRenderer( Renderer* renderer )
219 unsigned int rendererCount( mRenderer.Size() );
220 for( unsigned int i(0); i<rendererCount; ++i )
222 if( mRenderer[i] == renderer )
224 mRenderer.Erase( mRenderer.Begin()+i);
230 int Node::GetDirtyFlags() const
232 // get initial dirty flags, they are reset ResetDefaultProperties, but setters may have made the node dirty already
233 int flags = mDirtyFlags;
235 // Check whether the visible property has changed
236 if ( !mVisible.IsClean() )
238 flags |= VisibleFlag;
241 // Check whether the color property has changed
242 if ( !mColor.IsClean() )
250 void Node::ResetDefaultProperties( BufferIndex updateBufferIndex )
252 mVisible.ResetToBaseValue( updateBufferIndex );
253 mColor.ResetToBaseValue( updateBufferIndex );
255 mDirtyFlags = NothingFlag;
258 void Node::SetParent(Node& parentNode)
260 DALI_ASSERT_ALWAYS(this != &parentNode);
261 DALI_ASSERT_ALWAYS(!mIsRoot);
262 DALI_ASSERT_ALWAYS(mParent == NULL);
264 mParent = &parentNode;
265 mDepth = mParent->GetDepth() + 1u;
267 if( mTransformId != INVALID_TRANSFORM_ID )
269 mTransformManager->SetParent( mTransformId, parentNode.GetTransformId() );
273 void Node::RecursiveDisconnectFromSceneGraph( BufferIndex updateBufferIndex )
275 DALI_ASSERT_ALWAYS(!mIsRoot);
276 DALI_ASSERT_ALWAYS(mParent != NULL);
278 const NodeIter endIter = mChildren.End();
279 for ( NodeIter iter = mChildren.Begin(); iter != endIter; ++iter )
281 (*iter)->RecursiveDisconnectFromSceneGraph( updateBufferIndex );
284 // Animators, Constraints etc. should be disconnected from the child's properties.
285 PropertyOwner::DisconnectFromSceneGraph( updateBufferIndex );
287 // Remove back-pointer to parent
291 // Remove all child pointers
294 if( mTransformId != INVALID_TRANSFORM_ID )
296 mTransformManager->SetParent( mTransformId, INVALID_TRANSFORM_ID );
300 } // namespace SceneGraph
302 } // namespace Internal