blob: f1668e0028707329ec6d6188161d10b9b9cdf76f [file] [log] [blame]
/*
* Copyright 2021 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ANDROID_HWC_LAYER_H
#define ANDROID_HWC_LAYER_H
#include <optional>
#include <vector>
#include "Common.h"
#include "FencedBuffer.h"
namespace android {
class Layer {
public:
explicit Layer();
Layer(const Layer&) = delete;
Layer& operator=(const Layer&) = delete;
Layer(Layer&&) = default;
Layer& operator=(Layer&&) = default;
HWC2::Error setBuffer(buffer_handle_t buffer, int32_t acquireFence);
FencedBuffer& getBuffer() { return mBuffer; }
buffer_handle_t waitAndGetBuffer();
hwc2_layer_t getId() const { return mId; }
HWC2::Error setCursorPosition(int32_t x, int32_t y);
HWC2::Error setSurfaceDamage(hwc_region_t damage);
HWC2::Error setBlendMode(int32_t mode);
HWC2::BlendMode getBlendMode() const;
HWC2::Error setColor(hwc_color_t color);
hwc_color_t getColor() const;
HWC2::Error setCompositionTypeEnum(HWC2::Composition type);
HWC2::Error setCompositionType(int32_t type);
HWC2::Composition getCompositionType() const;
HWC2::Error setDataspace(int32_t dataspace);
HWC2::Error setDisplayFrame(hwc_rect_t frame);
hwc_rect_t getDisplayFrame() const;
HWC2::Error setPlaneAlpha(float alpha);
float getPlaneAlpha() const;
HWC2::Error setSidebandStream(const native_handle_t* stream);
HWC2::Error setSourceCrop(hwc_frect_t crop);
hwc_frect_t getSourceCrop() const;
hwc_rect_t getSourceCropInt() const;
HWC2::Error setTransform(int32_t transform);
hwc_transform_t getTransform() const;
HWC2::Error setVisibleRegion(hwc_region_t visible);
std::size_t getNumVisibleRegions() const;
HWC2::Error setZ(uint32_t z);
uint32_t getZ() const;
// For log use only.
void logCompositionFallbackIfChanged(HWC2::Composition to);
private:
const hwc2_layer_t mId;
FencedBuffer mBuffer;
std::vector<hwc_rect_t> mSurfaceDamage;
HWC2::BlendMode mBlendMode = HWC2::BlendMode::None;
hwc_color_t mColor = {0, 0, 0, 0};
HWC2::Composition mCompositionType = HWC2::Composition::Invalid;
struct CompositionTypeFallback {
HWC2::Composition from;
HWC2::Composition to;
};
// For log use only.
std::optional<CompositionTypeFallback> mLastCompositionFallback = std::nullopt;
hwc_rect_t mDisplayFrame = {0, 0, -1, -1};
float mPlaneAlpha = 0.0f;
const native_handle_t* mSidebandStream = nullptr;
hwc_frect_t mSourceCrop = {0.0f, 0.0f, -1.0f, -1.0f};
HWC2::Transform mTransform = HWC2::Transform::None;
std::vector<hwc_rect_t> mVisibleRegion;
uint32_t mZ = 0;
};
} // namespace android
#endif