b63f6005c1
Still need to connect this to ImGui, but this is already useful Bug: skia: Change-Id: I925c7a9d6236cb2d865d45d6a68a5709bf2e3df7 Reviewed-on: https://skia-review.googlesource.com/143158 Reviewed-by: Jim Van Verth <jvanverth@google.com> Commit-Queue: Brian Osman <brianosman@google.com>
47 lines
1.1 KiB
C++
47 lines
1.1 KiB
C++
/*
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* Copyright 2017 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#ifndef StatsLayer_DEFINED
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#define StatsLayer_DEFINED
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#include "SkColor.h"
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#include "SkString.h"
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#include "sk_app/Window.h"
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class StatsLayer : public sk_app::Window::Layer {
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public:
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StatsLayer();
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void resetMeasurements();
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typedef int Timer;
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Timer addTimer(const char* label, SkColor color, SkColor labelColor = 0);
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void beginTiming(Timer);
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void endTiming(Timer);
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double getLastTime(Timer);
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void onPaint(SkCanvas* canvas) override;
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void setDisplayScale(float scale) { fDisplayScale = scale; }
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private:
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static const int kMeasurementCount = 1 << 6; // should be power of 2 for fast mod
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struct TimerData {
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double fTimes[kMeasurementCount];
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SkString fLabel;
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SkColor fColor;
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SkColor fLabelColor;
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};
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SkTArray<TimerData> fTimers;
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int fCurrentMeasurement;
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double fCumulativeMeasurementTime;
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int fCumulativeMeasurementCount;
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float fDisplayScale;
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};
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#endif
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