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/*
* Copyright (C) 2017 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.
*/
#pragma once
#include <layerproto/LayerProtoHeader.h>
#include <gui/LayerMetadata.h>
#include <math/vec4.h>
#include <memory>
#include <unordered_map>
#include <vector>
namespace android {
namespace surfaceflinger {
class LayerProtoParser {
public:
class ActiveBuffer {
public:
uint32_t width;
uint32_t height;
uint32_t stride;
int32_t format;
std::string to_string() const;
};
class Transform {
public:
float dsdx;
float dtdx;
float dsdy;
float dtdy;
std::string to_string() const;
};
class Rect {
public:
int32_t left;
int32_t top;
int32_t right;
int32_t bottom;
std::string to_string() const;
};
class FloatRect {
public:
float left;
float top;
float right;
float bottom;
std::string to_string() const;
};
class Region {
public:
uint64_t id;
std::vector<Rect> rects;
std::string to_string(const char* what) const;
};
class Layer {
public:
int32_t id;
std::string name;
std::vector<Layer*> children;
std::vector<Layer*> relatives;
std::string type;
LayerProtoParser::Region transparentRegion;
LayerProtoParser::Region visibleRegion;
LayerProtoParser::Region damageRegion;
uint32_t layerStack;
int32_t z;
float2 position;
float2 requestedPosition;
int2 size;
LayerProtoParser::Rect crop;
bool isOpaque;
bool invalidate;
std::string dataspace;
std::string pixelFormat;
half4 color;
half4 requestedColor;
uint32_t flags;
Transform transform;
Transform requestedTransform;
Layer* parent = 0;
Layer* zOrderRelativeOf = 0;
LayerProtoParser::ActiveBuffer activeBuffer;
Transform bufferTransform;
int32_t queuedFrames;
bool refreshPending;
bool isProtected;
float cornerRadius;
int backgroundBlurRadius;
LayerMetadata metadata;
LayerProtoParser::FloatRect cornerRadiusCrop;
float shadowRadius;
std::string to_string() const;
};
class LayerTree {
public:
// all layers in LayersProto and in the original order
std::vector<Layer> allLayers;
// pointers to top-level layers in allLayers
std::vector<Layer*> topLevelLayers;
};
static LayerTree generateLayerTree(const LayersProto& layersProto);
static std::string layerTreeToString(const LayerTree& layerTree);
private:
static std::vector<Layer> generateLayerList(const LayersProto& layersProto);
static LayerProtoParser::Layer generateLayer(const LayerProto& layerProto);
static LayerProtoParser::Region generateRegion(const RegionProto& regionProto);
static LayerProtoParser::Rect generateRect(const RectProto& rectProto);
static LayerProtoParser::FloatRect generateFloatRect(const FloatRectProto& rectProto);
static LayerProtoParser::Transform generateTransform(const TransformProto& transformProto);
static LayerProtoParser::ActiveBuffer generateActiveBuffer(
const ActiveBufferProto& activeBufferProto);
static void updateChildrenAndRelative(const LayerProto& layerProto,
std::unordered_map<int32_t, Layer*>& layerMap);
static std::string layerToString(const LayerProtoParser::Layer* layer);
};
} // namespace surfaceflinger
} // namespace android
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