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* Copyright (C) 2014 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
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* See the License for the specific language governing permissions and
* limitations under the License.
#pragma once
#include "FrameInfo.h"
#include "Properties.h"
#include "Rect.h"
#include "utils/RingBuffer.h"
#include <utils/Timers.h>
#include <memory>
namespace android {
namespace uirenderer {
class IProfileRenderer;
// TODO: This is a bit awkward as it needs to match the thing in CanvasContext
// A better abstraction here would be nice but iterators are painful
// and RingBuffer having the size baked into the template is also painful
// But making DrawProfiler also be templated is ALSO painful
// At least this is a compile failure if this doesn't match, so there's that.
typedef RingBuffer<FrameInfo, 120> FrameInfoSource;
class FrameInfoVisualizer {
explicit FrameInfoVisualizer(FrameInfoSource& source, nsecs_t frameInterval);
bool consumeProperties();
void setDensity(float density);
void unionDirty(SkRect* dirty);
void draw(IProfileRenderer& renderer);
void dumpData(int fd);
void createData();
void destroyData();
void initializeRects(const int baseline, const int width);
void nextBarSegment(FrameInfoIndex start, FrameInfoIndex end);
void drawGraph(IProfileRenderer& renderer);
void drawThreshold(IProfileRenderer& renderer);
inline float durationMS(size_t index, FrameInfoIndex start, FrameInfoIndex end) {
float duration = mFrameSource[index].duration(start, end) * 0.000001f;
// Clamp to large to avoid spiking off the top of the screen
duration = duration > 50.0f ? 50.0f : duration;
return duration > 0.0f ? duration : 0.0f;
ProfileType mType = ProfileType::None;
float mDensity = 0;
FrameInfoSource& mFrameSource;
nsecs_t mFrameInterval;
int mVerticalUnit = 0;
int mThresholdStroke = 0;
int mNumFastRects;
std::unique_ptr<float[]> mFastRects;
int mNumJankyRects;
std::unique_ptr<float[]> mJankyRects;
bool mShowDirtyRegions = false;
SkRect mDirtyRegion;
bool mFlashToggle = false;
nsecs_t mLastFrameLogged = 0;
} /* namespace uirenderer */
} /* namespace android */