1 /* 2 * Copyright 2022 The Android Open Source Project 3 * 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 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 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. 15 */ 16 17 #ifndef ANDROID_HWC_LAYER_H 18 #define ANDROID_HWC_LAYER_H 19 20 #include <vector> 21 22 #include "Common.h" 23 #include "FencedBuffer.h" 24 25 namespace aidl::android::hardware::graphics::composer3::impl { 26 27 class Layer { 28 public: 29 explicit Layer(); 30 31 Layer(const Layer&) = delete; 32 Layer& operator=(const Layer&) = delete; 33 34 Layer(Layer&&) = default; 35 Layer& operator=(Layer&&) = default; 36 getId()37 int64_t getId() const { return mId; } 38 39 HWC3::Error setCursorPosition(const common::Point& cursorPosition); 40 common::Point getCursorPosition() const; 41 42 HWC3::Error setBuffer(buffer_handle_t buffer, 43 const ndk::ScopedFileDescriptor& fence); 44 FencedBuffer& getBuffer(); 45 buffer_handle_t waitAndGetBuffer(); 46 47 HWC3::Error setSurfaceDamage( 48 const std::vector<std::optional<common::Rect>>& damage); 49 50 HWC3::Error setBlendMode(common::BlendMode mode); 51 common::BlendMode getBlendMode() const; 52 53 HWC3::Error setColor(Color color); 54 Color getColor() const; 55 56 HWC3::Error setCompositionType(Composition composition); 57 Composition getCompositionType() const; 58 59 HWC3::Error setDataspace(common::Dataspace dataspace); 60 common::Dataspace getDataspace() const; 61 62 HWC3::Error setDisplayFrame(common::Rect frame); 63 common::Rect getDisplayFrame() const; 64 65 HWC3::Error setPlaneAlpha(float alpha); 66 float getPlaneAlpha() const; 67 68 HWC3::Error setSidebandStream(buffer_handle_t stream); 69 70 HWC3::Error setSourceCrop(common::FRect crop); 71 common::FRect getSourceCrop() const; 72 common::Rect getSourceCropInt() const; 73 74 HWC3::Error setTransform(common::Transform transform); 75 common::Transform getTransform() const; 76 77 HWC3::Error setVisibleRegion( 78 const std::vector<std::optional<common::Rect>>& visible); 79 std::size_t getNumVisibleRegions() const; 80 81 HWC3::Error setZOrder(int32_t z); 82 int32_t getZOrder() const; 83 84 HWC3::Error setPerFrameMetadata( 85 const std::vector<std::optional<PerFrameMetadata>>& perFrameMetadata); 86 87 HWC3::Error setColorTransform(const std::vector<float>& colorTransform); 88 const std::optional<std::array<float, 16>>& getColorTransform() const; 89 90 HWC3::Error setBrightness(float brightness); 91 float getBrightness() const; 92 93 HWC3::Error setPerFrameMetadataBlobs( 94 const std::vector<std::optional<PerFrameMetadataBlob>>& perFrameMetadata); 95 96 private: 97 const int64_t mId; 98 common::Point mCursorPosition; 99 FencedBuffer mBuffer; 100 common::BlendMode mBlendMode = common::BlendMode::NONE; 101 Color mColor = {0, 0, 0, 0}; 102 Composition mCompositionType = Composition::INVALID; 103 common::Dataspace mDataspace = common::Dataspace::UNKNOWN; 104 common::Rect mDisplayFrame = {0, 0, -1, -1}; 105 float mPlaneAlpha = 0.0f; 106 common::FRect mSourceCrop = {0.0f, 0.0f, -1.0f, -1.0f}; 107 common::Transform mTransform = common::Transform{0}; 108 std::vector<common::Rect> mVisibleRegion; 109 int32_t mZOrder = 0; 110 std::optional<std::array<float, 16>> mColorTransform; 111 float mBrightness = 1.0f; 112 }; 113 114 } // namespace aidl::android::hardware::graphics::composer3::impl 115 116 #endif