--- /dev/null
+/*
+ * Copyright 2017 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "Benchmark.h"
+#include "sk_tool_utils.h"
+#include "SkCanvas.h"
+#include "SkColorSpace.h"
+#include "SkImage.h"
+#include "SkPictureRecorder.h"
+#include "SkString.h"
+#include "SkSurface.h"
+
+static void DrawMask(SkCanvas* canvas) {
+ sk_tool_utils::draw_checkerboard(canvas, SK_ColorTRANSPARENT, SK_ColorGREEN, 10);
+}
+
+class ClipMaskBench : public Benchmark {
+public:
+ using MaskMakerFunc = sk_sp<SkImage> (*)(int);
+
+ ClipMaskBench(const char name[], const MaskMakerFunc maskMaker)
+ : fName(SkStringPrintf("clipmask_%s", name))
+ , fClip(maskMaker(kSize)) {}
+
+protected:
+ const char* onGetName() override { return fName.c_str(); }
+
+ void onDraw(int loops, SkCanvas* canvas) override {
+ SkCanvas::SaveLayerRec rec(nullptr, nullptr, nullptr, fClip, nullptr, 0);
+
+ for (int i = 0; i < loops; ++i) {
+ canvas->saveLayer(rec);
+ canvas->drawColor(SK_ColorBLUE);
+ canvas->restore();
+ }
+ }
+
+private:
+ static constexpr int kSize = 400;
+
+ SkString fName;
+ sk_sp<SkImage> fClip;
+};
+
+DEF_BENCH(return new ClipMaskBench("a8", [](int size) -> sk_sp<SkImage> {
+ sk_sp<SkSurface> surface = SkSurface::MakeRaster(SkImageInfo::MakeA8(size, size));
+ DrawMask(surface->getCanvas());
+ return surface->makeImageSnapshot();
+});)
+
+DEF_BENCH(return new ClipMaskBench("8888", [](int size) -> sk_sp<SkImage> {
+ sk_sp<SkSurface> surface = SkSurface::MakeRasterN32Premul(size, size);
+ DrawMask(surface->getCanvas());
+ return surface->makeImageSnapshot();
+});)
+
+DEF_BENCH(return new ClipMaskBench("picture", [](int size) -> sk_sp<SkImage> {
+ SkPictureRecorder recorder;
+ DrawMask(recorder.beginRecording(size, size));
+ return SkImage::MakeFromPicture(recorder.finishRecordingAsPicture(), SkISize::Make(size, size),
+ nullptr, nullptr, SkImage::BitDepth::kU8,
+ SkColorSpace::MakeSRGB());
+});)
+