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_RENDER_ENGINE_H 17 #define RS_CORE_PIPELINE_RENDER_ENGINE_H 18 19 #include "pipeline/render_thread/rs_base_render_engine.h" 20 21 namespace OHOS { 22 namespace Rosen { 23 class RSRenderEngine : public RSBaseRenderEngine { 24 public: 25 RSRenderEngine() = default; 26 ~RSRenderEngine() noexcept = default; 27 RSRenderEngine(const RSRenderEngine&) = delete; 28 void operator=(const RSRenderEngine&) = delete; 29 30 void DrawSurfaceNodeWithParams(RSPaintFilterCanvas& canvas, RSSurfaceRenderNode& node, BufferDrawParam& params, 31 PreProcessFunc preProcess, PostProcessFunc postProcess) override; 32 #ifdef USE_VIDEO_PROCESSING_ENGINE 33 void DrawLayers(RSPaintFilterCanvas& canvas, const std::vector<LayerInfoPtr>& layers, bool forceCPU, 34 const ScreenInfo& screenInfo = {}, GraphicColorGamut colorGamut = GRAPHIC_COLOR_GAMUT_SRGB) override; 35 #else 36 void DrawLayers(RSPaintFilterCanvas& canvas, const std::vector<LayerInfoPtr>& layers, bool forceCPU, 37 const ScreenInfo& screenInfo = {}) override; 38 #endif DrawHDRCacheWithParams(RSPaintFilterCanvas & canvas,BufferDrawParam & params)39 void DrawHDRCacheWithParams(RSPaintFilterCanvas& canvas, BufferDrawParam& params) override {} 40 41 private: 42 void DrawWithParams(RSPaintFilterCanvas& canvas, BufferDrawParam& params, 43 PreProcessFunc preProcess = nullptr, PostProcessFunc postProcess = nullptr); 44 45 static void RSSurfaceNodeCommonPreProcess(RSSurfaceRenderNode& node, RSPaintFilterCanvas& canvas, 46 BufferDrawParam& params); 47 static void RSSurfaceNodeCommonPostProcess(RSSurfaceRenderNode& node, RSPaintFilterCanvas& canvas, 48 BufferDrawParam& params); 49 50 // These 2 functions can only be called in DrawLayers(). 51 void ClipHoleForLayer(RSPaintFilterCanvas& canvas, RSSurfaceRenderNode& node); 52 void DrawSurfaceNode(RSPaintFilterCanvas& canvas, RSSurfaceRenderNode& node, BufferDrawParam& params); 53 54 void SetColorFilterModeToPaint(Drawing::Brush& paint); 55 }; 56 } // namespace Rosen 57 } // namespace OHOS 58 #endif // RS_CORE_PIPELINE_RENDER_ENGINE_H 59