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385 lines
11 KiB
385 lines
11 KiB
/*
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* Copyright 2011 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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#include "Benchmark.h"
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#include "SkBitmap.h"
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#include "SkCanvas.h"
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#include "SkCommandLineFlags.h"
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#include "SkGradientShader.h"
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#include "SkPaint.h"
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#include "SkRandom.h"
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#include "SkShader.h"
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#include "SkString.h"
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DEFINE_double(strokeWidth, -1.0, "If set, use this stroke width in RectBench.");
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class RectBench : public Benchmark {
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public:
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int fShift, fStroke;
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enum {
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W = 640,
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H = 480,
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N = 300,
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};
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SkRect fRects[N];
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SkColor fColors[N];
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bool fAA;
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bool fPerspective;
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RectBench(int shift, int stroke = 0, bool aa = true, bool perspective = false)
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: fShift(shift)
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, fStroke(stroke)
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, fAA(aa)
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, fPerspective(perspective) {}
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const char* computeName(const char root[]) {
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fBaseName.printf("%s_%d", root, fShift);
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if (fStroke > 0) {
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fBaseName.appendf("_stroke_%d", fStroke);
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}
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if (fAA) {
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fBaseName.appendf("_aa");
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} else {
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fBaseName.appendf("_bw");
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}
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if (fPerspective) {
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fBaseName.appendf("_persp");
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}
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return fBaseName.c_str();
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}
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protected:
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virtual void drawThisRect(SkCanvas* c, const SkRect& r, const SkPaint& p) {
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c->drawRect(r, p);
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}
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const char* onGetName() override { return computeName("rects"); }
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void onDelayedSetup() override {
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SkRandom rand;
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const SkScalar offset = SK_Scalar1/3;
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for (int i = 0; i < N; i++) {
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int x = rand.nextU() % W;
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int y = rand.nextU() % H;
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int w = rand.nextU() % W;
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int h = rand.nextU() % H;
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w >>= fShift;
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h >>= fShift;
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x -= w/2;
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y -= h/2;
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fRects[i].set(SkIntToScalar(x), SkIntToScalar(y),
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SkIntToScalar(x+w), SkIntToScalar(y+h));
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fRects[i].offset(offset, offset);
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fColors[i] = rand.nextU() | 0xFF808080;
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}
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}
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void onDraw(int loops, SkCanvas* canvas) override {
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SkPaint paint;
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if (fStroke > 0) {
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paint.setStyle(SkPaint::kStroke_Style);
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paint.setStrokeWidth(SkIntToScalar(fStroke));
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}
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if (fPerspective) {
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// Apply some fixed perspective to change how ops may draw the rects
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SkMatrix perspective;
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perspective.setIdentity();
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perspective.setPerspX(1e-4f);
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perspective.setPerspY(1e-3f);
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perspective.setSkewX(0.1f);
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canvas->concat(perspective);
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}
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for (int i = 0; i < loops; i++) {
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paint.setColor(fColors[i % N]);
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this->setupPaint(&paint);
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this->drawThisRect(canvas, fRects[i % N], paint);
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}
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}
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void setupPaint(SkPaint* paint) override {
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this->INHERITED::setupPaint(paint);
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paint->setAntiAlias(fAA);
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}
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private:
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SkString fBaseName;
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typedef Benchmark INHERITED;
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};
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class SrcModeRectBench : public RectBench {
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public:
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SrcModeRectBench() : INHERITED(1, 0) {
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fMode = SkBlendMode::kSrc;
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}
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protected:
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void setupPaint(SkPaint* paint) override {
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this->INHERITED::setupPaint(paint);
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// srcmode is most interesting when we're not opaque
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paint->setAlpha(0x80);
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paint->setBlendMode(fMode);
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}
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const char* onGetName() override {
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fName.set(this->INHERITED::onGetName());
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fName.prepend("srcmode_");
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return fName.c_str();
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}
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private:
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SkBlendMode fMode;
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SkString fName;
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typedef RectBench INHERITED;
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};
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class TransparentRectBench : public RectBench {
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public:
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TransparentRectBench() : INHERITED(1, 0) {}
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protected:
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void setupPaint(SkPaint* paint) override {
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this->INHERITED::setupPaint(paint);
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// draw non opaque rect
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paint->setAlpha(0x80);
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}
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const char* onGetName() override {
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fName.set(this->INHERITED::onGetName());
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fName.prepend("transparent_");
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return fName.c_str();
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}
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private:
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SkString fName;
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typedef RectBench INHERITED;
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};
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// Adds a shader to the paint that requires local coordinates to be used
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class LocalCoordsRectBench : public RectBench {
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public:
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LocalCoordsRectBench(bool aa, bool perspective = false) : INHERITED(1, 0, aa, perspective) { }
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protected:
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void onDelayedSetup() override {
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this->INHERITED::onDelayedSetup();
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// Create the shader once, so that isn't included in the timing
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SkPoint pts[2] = { {0.f, 0.f}, {50.f, 50.f} };
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SkColor colors[] = { SK_ColorWHITE, SK_ColorBLUE };
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fShader = SkGradientShader::MakeLinear(pts, colors, nullptr, 2, SkShader::kClamp_TileMode);
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}
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void setupPaint(SkPaint* paint) override {
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this->INHERITED::setupPaint(paint);
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paint->setShader(fShader);
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}
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const char* onGetName() override {
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fName.set(this->INHERITED::onGetName());
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fName.append("_localcoords");
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return fName.c_str();
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}
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private:
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SkString fName;
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sk_sp<SkShader> fShader;
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typedef RectBench INHERITED;
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};
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class OvalBench : public RectBench {
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public:
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OvalBench(int shift, int stroke = 0) : RectBench(shift, stroke) {}
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protected:
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void drawThisRect(SkCanvas* c, const SkRect& r, const SkPaint& p) override {
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c->drawOval(r, p);
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}
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const char* onGetName() override { return computeName("ovals"); }
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};
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class RRectBench : public RectBench {
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public:
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RRectBench(int shift, int stroke = 0) : RectBench(shift, stroke) {}
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protected:
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void drawThisRect(SkCanvas* c, const SkRect& r, const SkPaint& p) override {
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c->drawRoundRect(r, r.width() / 4, r.height() / 4, p);
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}
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const char* onGetName() override { return computeName("rrects"); }
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};
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class PointsBench : public RectBench {
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public:
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SkCanvas::PointMode fMode;
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PointsBench(SkCanvas::PointMode mode, const char* name)
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: RectBench(2)
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, fMode(mode) {
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fName = name;
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}
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protected:
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void onDraw(int loops, SkCanvas* canvas) override {
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SkScalar gSizes[] = {
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SkIntToScalar(7), 0
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};
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size_t sizes = SK_ARRAY_COUNT(gSizes);
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if (FLAGS_strokeWidth >= 0) {
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gSizes[0] = (SkScalar)FLAGS_strokeWidth;
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sizes = 1;
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}
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SkPaint paint;
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paint.setStrokeCap(SkPaint::kRound_Cap);
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for (int loop = 0; loop < loops; loop++) {
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for (size_t i = 0; i < sizes; i++) {
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paint.setStrokeWidth(gSizes[i]);
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this->setupPaint(&paint);
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canvas->drawPoints(fMode, N * 2, reinterpret_cast<SkPoint*>(fRects), paint);
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paint.setColor(fColors[i % N]);
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}
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}
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}
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const char* onGetName() override { return fName.c_str(); }
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private:
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SkString fName;
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};
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/*******************************************************************************
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* to bench BlitMask [Opaque, Black, color, shader]
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*******************************************************************************/
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class BlitMaskBench : public RectBench {
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public:
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enum kMaskType {
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kMaskOpaque = 0,
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kMaskBlack,
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kMaskColor,
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KMaskShader
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};
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SkCanvas::PointMode fMode;
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BlitMaskBench(SkCanvas::PointMode mode,
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BlitMaskBench::kMaskType type, const char* name) :
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RectBench(2), fMode(mode), _type(type) {
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fName = name;
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}
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protected:
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void onDraw(int loops, SkCanvas* canvas) override {
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SkScalar gSizes[] = {
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SkIntToScalar(13), SkIntToScalar(24)
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};
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size_t sizes = SK_ARRAY_COUNT(gSizes);
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if (FLAGS_strokeWidth >= 0) {
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gSizes[0] = (SkScalar)FLAGS_strokeWidth;
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sizes = 1;
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}
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SkRandom rand;
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SkColor color = 0xFF000000;
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U8CPU alpha = 0xFF;
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SkPaint paint;
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paint.setStrokeCap(SkPaint::kRound_Cap);
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if (_type == KMaskShader) {
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SkBitmap srcBM;
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srcBM.allocN32Pixels(10, 1);
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srcBM.eraseColor(0xFF00FF00);
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paint.setShader(SkShader::MakeBitmapShader(srcBM, SkShader::kClamp_TileMode,
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SkShader::kClamp_TileMode));
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}
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for (int loop = 0; loop < loops; loop++) {
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for (size_t i = 0; i < sizes; i++) {
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switch (_type) {
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case kMaskOpaque:
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color = fColors[i];
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alpha = 0xFF;
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break;
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case kMaskBlack:
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alpha = 0xFF;
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color = 0xFF000000;
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break;
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case kMaskColor:
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color = fColors[i];
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alpha = rand.nextU() & 255;
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break;
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case KMaskShader:
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break;
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}
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paint.setStrokeWidth(gSizes[i]);
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this->setupPaint(&paint);
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paint.setColor(color);
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paint.setAlpha(alpha);
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canvas->drawPoints(fMode, N * 2, reinterpret_cast<SkPoint*>(fRects), paint);
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}
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}
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}
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const char* onGetName() override { return fName.c_str(); }
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private:
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typedef RectBench INHERITED;
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kMaskType _type;
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SkString fName;
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};
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// AA rects
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DEF_BENCH(return new RectBench(1, 0, true);)
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DEF_BENCH(return new RectBench(1, 4, true);)
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DEF_BENCH(return new RectBench(3, 0, true);)
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DEF_BENCH(return new RectBench(3, 4, true);)
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// Non-AA rects
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DEF_BENCH(return new RectBench(1, 0, false);)
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DEF_BENCH(return new RectBench(1, 4, false);)
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DEF_BENCH(return new RectBench(3, 0, false);)
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DEF_BENCH(return new RectBench(3, 4, false);)
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DEF_BENCH(return new OvalBench(1);)
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DEF_BENCH(return new OvalBench(3);)
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DEF_BENCH(return new OvalBench(1, 4);)
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DEF_BENCH(return new OvalBench(3, 4);)
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DEF_BENCH(return new RRectBench(1);)
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DEF_BENCH(return new RRectBench(1, 4);)
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DEF_BENCH(return new RRectBench(3);)
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DEF_BENCH(return new RRectBench(3, 4);)
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DEF_BENCH(return new PointsBench(SkCanvas::kPoints_PointMode, "points");)
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DEF_BENCH(return new PointsBench(SkCanvas::kLines_PointMode, "lines");)
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DEF_BENCH(return new PointsBench(SkCanvas::kPolygon_PointMode, "polygon");)
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DEF_BENCH(return new SrcModeRectBench();)
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DEF_BENCH(return new TransparentRectBench();)
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DEF_BENCH(return new LocalCoordsRectBench(true);)
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DEF_BENCH(return new LocalCoordsRectBench(false);)
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// Perspective rects
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DEF_BENCH(return new RectBench(1, 0, true, true);)
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DEF_BENCH(return new RectBench(1, 0, false, true);)
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DEF_BENCH(return new LocalCoordsRectBench(true, true);)
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DEF_BENCH(return new LocalCoordsRectBench(false, true);)
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/* init the blitmask bench
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*/
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DEF_BENCH(return new BlitMaskBench(SkCanvas::kPoints_PointMode,
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BlitMaskBench::kMaskOpaque,
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"maskopaque");)
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DEF_BENCH(return new BlitMaskBench(SkCanvas::kPoints_PointMode,
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BlitMaskBench::kMaskBlack,
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"maskblack");)
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DEF_BENCH(return new BlitMaskBench(SkCanvas::kPoints_PointMode,
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BlitMaskBench::kMaskColor,
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"maskcolor");)
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DEF_BENCH(return new BlitMaskBench(SkCanvas::kPoints_PointMode,
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BlitMaskBench::KMaskShader,
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"maskshader");)
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