зеркало из https://github.com/mozilla/gecko-dev.git
74 строки
1.9 KiB
C++
74 строки
1.9 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
|
|
* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#ifndef mozilla_layers_FrameUniformityData_h_
|
|
#define mozilla_layers_FrameUniformityData_h_
|
|
|
|
#include "ipc/IPCMessageUtils.h"
|
|
#include "js/TypeDecls.h"
|
|
#include "mozilla/RefPtr.h"
|
|
|
|
namespace mozilla {
|
|
namespace layers {
|
|
class Layer;
|
|
|
|
class FrameUniformityData {
|
|
friend struct IPC::ParamTraits<FrameUniformityData>;
|
|
|
|
public:
|
|
bool ToJS(JS::MutableHandleValue aOutValue, JSContext* aContext);
|
|
// Contains the calculated frame uniformities
|
|
std::map<uintptr_t,float> mUniformities;
|
|
};
|
|
|
|
struct LayerTransforms {
|
|
LayerTransforms() {}
|
|
|
|
gfx::Point GetAverage();
|
|
gfx::Point GetStdDev();
|
|
|
|
// 60 fps * 5 seconds worth of data
|
|
AutoTArray<gfx::Point, 300> mTransforms;
|
|
};
|
|
|
|
class LayerTransformRecorder {
|
|
public:
|
|
LayerTransformRecorder() {}
|
|
~LayerTransformRecorder();
|
|
|
|
void RecordTransform(Layer* aLayer, const gfx::Point& aTransform);
|
|
void Reset();
|
|
void EndTest(FrameUniformityData* aOutData);
|
|
|
|
private:
|
|
float CalculateFrameUniformity(uintptr_t aLayer);
|
|
LayerTransforms* GetLayerTransforms(uintptr_t aLayer);
|
|
std::map<uintptr_t,LayerTransforms*> mFrameTransforms;
|
|
};
|
|
|
|
} // namespace layers
|
|
} // namespace mozilla
|
|
|
|
namespace IPC {
|
|
template<>
|
|
struct ParamTraits<mozilla::layers::FrameUniformityData>
|
|
{
|
|
typedef mozilla::layers::FrameUniformityData paramType;
|
|
|
|
static void Write(Message* aMsg, const paramType& aParam)
|
|
{
|
|
WriteParam(aMsg, aParam.mUniformities);
|
|
}
|
|
|
|
static bool Read(const Message* aMsg, PickleIterator* aIter, paramType* aResult)
|
|
{
|
|
return ParamTraitsStd<std::map<uintptr_t,float>>::Read(aMsg, aIter, &aResult->mUniformities);
|
|
}
|
|
};
|
|
|
|
} // namespace IPC
|
|
|
|
#endif // mozilla_layers_FrameUniformityData_h_
|