2 // Copyright (c) 2014 Samsung Electronics Co., Ltd.
4 // Licensed under the Flora License, Version 1.0 (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://floralicense.org/license/
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.
18 #include <dali/internal/update/common/scene-graph-buffers.h>
31 BufferIndex SceneGraphBuffers::INITIAL_EVENT_BUFFER_INDEX = 0u;
32 BufferIndex SceneGraphBuffers::INITIAL_UPDATE_BUFFER_INDEX = 1u;
34 SceneGraphBuffers::SceneGraphBuffers()
35 : mEventBufferIndex(INITIAL_EVENT_BUFFER_INDEX),
36 mUpdateBufferIndex(INITIAL_UPDATE_BUFFER_INDEX)
40 SceneGraphBuffers::~SceneGraphBuffers()
44 void SceneGraphBuffers::Swap()
46 mUpdateBufferIndex = __sync_fetch_and_xor( &mEventBufferIndex, 1 );
49 } // namespace SceneGraph
51 } // namespace Internal