1 /*
2  * Copyright (c) 2022 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef RS_CORE_PIPELINE_UNI_RENDER_ENGINE_H
17 #define RS_CORE_PIPELINE_UNI_RENDER_ENGINE_H
18 
19 #include "hdi_layer_info.h"
20 #include "pipeline/rs_base_render_engine.h"
21 
22 namespace OHOS {
23 namespace Rosen {
24 class RSUniRenderEngine : public RSBaseRenderEngine {
25 public:
26     RSUniRenderEngine() = default;
27     ~RSUniRenderEngine() noexcept = default;
28     RSUniRenderEngine(const RSUniRenderEngine&) = delete;
29     void operator=(const RSUniRenderEngine&) = delete;
30     void DrawSurfaceNodeWithParams(RSPaintFilterCanvas& canvas, RSSurfaceRenderNode& node, BufferDrawParam& params,
31         PreProcessFunc preProcess, PostProcessFunc postProcess) override;
32     void DrawSurfaceNodeWithParams(RSPaintFilterCanvas& canvas,
33         DrawableV2::RSSurfaceRenderNodeDrawable& surfaceDrawable, BufferDrawParam& params, PreProcessFunc preProcess,
34         PostProcessFunc postProcess) override;
35 #ifdef USE_VIDEO_PROCESSING_ENGINE
36     void DrawLayers(RSPaintFilterCanvas& canvas, const std::vector<LayerInfoPtr>& layers, bool forceCPU,
37         const ScreenInfo& screenInfo = {}, GraphicColorGamut colorGamut = GRAPHIC_COLOR_GAMUT_SRGB) override;
38 #else
39     void DrawLayers(RSPaintFilterCanvas& canvas, const std::vector<LayerInfoPtr>& layers, bool forceCPU,
40         const ScreenInfo& screenInfo = {}) override;
41 #endif
42     void DrawUIFirstCacheWithParams(RSPaintFilterCanvas& canvas, BufferDrawParam& params) override;
43 private:
44 #ifdef USE_VIDEO_PROCESSING_ENGINE
45     GraphicColorGamut ComputeTargetColorGamut(const std::vector<LayerInfoPtr>& layers);
46 #endif
47     void DrawHdiLayerWithParams(RSPaintFilterCanvas& canvas, const LayerInfoPtr& layer,
48         BufferDrawParam& params);
49     void DrawLayerPreProcess(RSPaintFilterCanvas& canvas, const LayerInfoPtr& layer);
50 };
51 } // namespace Rosen
52 } // namespace OHOS
53 #endif // RS_CORE_PIPELINE_UNI_RENDER_ENGINE_H
54