Remove VisualBench and its Android implementation.

tools/VisualBench/WrappedBenchmark.h

-/*
- * Copyright 2015 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#ifndef WrappedBenchmark_DEFINED
-#define WrappedBenchmark_DEFINED
-
-#include "Benchmark.h"
-#include "SkSurface.h"
-#include "GrContext.h"
-#include "GrDrawContext.h"
-#include "GrRenderTarget.h"
-
-// Wrap some other benchmark to allow specialization to either
-// cpu or gpu backends. The derived class will override 'setupOffScreen'
-// to create an offscreen surface in which the actual rendering will occur.
-class WrappedBenchmark : public Benchmark {
-public:
-    // Takes ownership of caller's ref on `bench`.
-    explicit WrappedBenchmark(const SkSurfaceProps& surfaceProps, Benchmark* bench)
-        : fSurfaceProps(surfaceProps)
-        , fBench(bench) {}
-
-    const SkSurfaceProps& surfaceProps() const { return fSurfaceProps; }
-
-    const char* onGetName()       override { return fBench->getName(); }
-    const char* onGetUniqueName() override { return fBench->getUniqueName(); }
-
-    void onDelayedSetup() override { fBench->delayedSetup(); }
-    void onPerCanvasPreDraw(SkCanvas* canvas) override {
-        this->setupOffScreen(canvas);
-        fOffScreen->getCanvas()->clear(SK_ColorWHITE);
-        fBench->perCanvasPreDraw(fOffScreen->getCanvas());
-    }
-    void onPreDraw(SkCanvas* canvas) override {
-        SkASSERT(fOffScreen);
-        fBench->preDraw(fOffScreen->getCanvas());
-    }
-    void onPostDraw(SkCanvas* canvas) override {
-        SkASSERT(fOffScreen);
-        fBench->postDraw(fOffScreen->getCanvas());
-    }
-    void onPerCanvasPostDraw(SkCanvas* canvas) override {
-        SkASSERT(fOffScreen);
-        fBench->perCanvasPostDraw(fOffScreen->getCanvas());
-    }
-
-    void onDraw(int loops, SkCanvas* canvas) override {
-        SkASSERT(fOffScreen);
-        fBench->draw(loops, fOffScreen->getCanvas());
-        this->blitToScreen(canvas);
-    }
-
-    virtual SkIPoint onGetSize() override { return fBench->getSize(); }
-
-protected:
-    virtual void setupOffScreen(SkCanvas*)=0;
-
-    void blitToScreen(SkCanvas* canvas) {
-        int w = SkTMin(fBench->getSize().fX, fOffScreen->width());
-        int h = SkTMin(fBench->getSize().fY, fOffScreen->width());
-        this->onBlitToScreen(canvas, w, h);
-    }
-
-    virtual void onBlitToScreen(SkCanvas* canvas, int w, int h) = 0;
-
-    SkSurfaceProps          fSurfaceProps;
-    sk_sp<SkSurface>        fOffScreen;
-    SkAutoTUnref<Benchmark> fBench;
-};
-
-// Create a raster surface for off screen rendering
-class CpuWrappedBenchmark : public WrappedBenchmark {
-public:
-    explicit CpuWrappedBenchmark(const SkSurfaceProps& surfaceProps, Benchmark* bench)
-        : INHERITED(surfaceProps, bench) {}
-
-private:
-    void setupOffScreen(SkCanvas* canvas) override {
-        fOffScreen = SkSurface::MakeRaster(canvas->imageInfo(), &this->surfaceProps());
-    }
-
-    void onBlitToScreen(SkCanvas* canvas, int w, int h) override {
-        sk_sp<SkImage> image(fOffScreen->makeImageSnapshot());
-        SkPaint blitPaint;
-        blitPaint.setXfermodeMode(SkXfermode::kSrc_Mode);
-        canvas->drawImageRect(image.get(), SkIRect::MakeWH(w, h),
-                              SkRect::MakeWH(SkIntToScalar(w), SkIntToScalar(h)), &blitPaint);
-    }
-
-    typedef WrappedBenchmark INHERITED;
-};
-
-// Create an MSAA & NVPR-enabled GPU backend
-class GpuWrappedBenchmark : public WrappedBenchmark {
-public:
-    explicit GpuWrappedBenchmark(const SkSurfaceProps& surfaceProps, Benchmark* bench,
-                                 int numSamples)
-        : INHERITED(surfaceProps, bench)
-        , fNumSamples(numSamples) {}
-
-private:
-    void setupOffScreen(SkCanvas* canvas) override {
-        fOffScreen = SkSurface::MakeRenderTarget(canvas->getGrContext(),
-                                                    SkBudgeted::kNo,
-                                                    canvas->imageInfo(),
-                                                    fNumSamples,
-                                                    &this->surfaceProps());
-    }
-
-    void onBlitToScreen(SkCanvas* canvas, int w, int h) override {
-        // We call copySurface directly on the underlying GPU surfaces for a more efficient blit.
-        GrDrawContext* dstDC = canvas->internal_private_accessTopLayerDrawContext();
-        SkASSERT(dstDC);
-
-        GrDrawContext* srcDC = 
-                            fOffScreen->getCanvas()->internal_private_accessTopLayerDrawContext();
-        SkASSERT(srcDC);
-        GrRenderTarget* src = srcDC->accessRenderTarget();
-        SkASSERT(src);
-
-        SkASSERT(canvas->getGrContext() == fOffScreen->getCanvas()->getGrContext());
-
-        dstDC->copySurface(src, SkIRect::MakeWH(w, h), SkIPoint::Make(0, 0));
-    }
-
-    int fNumSamples;
-    typedef WrappedBenchmark INHERITED;
-};
-
-#endif //WrappedBenchmark_DEFINED