1 #ifndef DALI_INTERNAL_SCENE_GRAPH_UNIFORM_MAP_DATA_PROVIDER_H
2 #define DALI_INTERNAL_SCENE_GRAPH_UNIFORM_MAP_DATA_PROVIDER_H
5 * Copyright (c) 2017 Samsung Electronics Co., Ltd.
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
19 #include <dali/internal/common/buffer-index.h>
20 #include <dali/internal/update/common/uniform-map.h>
21 #include <dali/public-api/common/dali-vector.h>
30 class UniformPropertyMapping;
32 using CollectedUniformMap = Dali::Vector<UniformPropertyMapping>;
35 * This class maps uniform names to property value pointers.
37 class UniformMapDataProvider
43 UniformMapDataProvider() = default;
46 * Return true if the uniform map has been changed this frame
47 * Note, this only informs if the uniform mappings have changed,
48 * not if any actual property value has changed.
50 * @param[in] bufferIndex The buffer index
51 * @return true if the uniform map has changed
53 virtual bool GetUniformMapChanged( BufferIndex bufferIndex ) const = 0;
56 * Get the complete map of uniforms to property value addresses
57 * (The map is double buffered - it can be retrieved through this interface)
59 * @param[in] bufferIndex The bufferIndex
60 * @return the uniform map
62 virtual const CollectedUniformMap& GetUniformMap( BufferIndex bufferIndex ) const = 0;
66 * No deletion through this interface
68 virtual ~UniformMapDataProvider() = default;
71 } // namespace SceneGraph
72 } // namespace Internal
75 #endif // DALI_INTERNAL_SCENE_GRAPH_UNIFORM_MAP_DATA_PROVIDER_H