c265a92741
* add animation support for GMs * don't load all SkPictures at start, only as needed * don't update constantly, only for animation or stats * hide/show stats * scale slides up/down BUG=skia: GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1873733003 Review URL: https://codereview.chromium.org/1873733003
61 lines
1.4 KiB
C++
61 lines
1.4 KiB
C++
/*
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* Copyright 2016 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 VulkanViewer_DEFINED
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#define VulkanViewer_DEFINED
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#include "../Application.h"
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#include "../Window.h"
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#include "gm.h"
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#include "SkAnimTimer.h"
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#include "Slide.h"
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class SkCanvas;
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class VulkanViewer : public Application {
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public:
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VulkanViewer(int argc, char** argv, void* platformData);
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~VulkanViewer() override;
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bool onKey(Window::Key key, Window::InputState state, uint32_t modifiers);
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bool onChar(SkUnichar, uint32_t modifiers);
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void onPaint(SkCanvas* canvas);
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void onIdle(double ms) override;
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private:
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void initSlides();
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void setupCurrentSlide(int previousSlide);
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void drawStats(SkCanvas* canvas);
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void changeZoomLevel(float delta);
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void updateMatrix();
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Window* fWindow;
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static const int kMeasurementCount = 64; // should be power of 2 for fast mod
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double fMeasurements[kMeasurementCount];
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int fCurrentMeasurement;
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SkAnimTimer fAnimTimer;
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SkTArray<sk_sp<Slide>> fSlides;
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int fCurrentSlide;
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bool fDisplayStats;
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// transform data
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SkMatrix fLocalMatrix;
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SkScalar fZoomCenterX;
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SkScalar fZoomCenterY;
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SkScalar fZoomLevel;
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SkScalar fZoomScale;
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};
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#endif
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