290 lines
12 KiB
C++
290 lines
12 KiB
C++
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/*
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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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#include "bench/Benchmark.h"
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#include "include/core/SkCanvas.h"
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#include "include/core/SkPaint.h"
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#include "include/core/SkRRect.h"
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#include "include/core/SkString.h"
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#include "include/utils/SkRandom.h"
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#include "tools/flags/CommandLineFlags.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <functional>
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#define ENABLE_COMMAND_LINE_SHAPES_BENCH 0
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#if ENABLE_COMMAND_LINE_SHAPES_BENCH
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static DEFINE_string(shapesType, "mixed",
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"Type of shape to use in ShapesBench. Must be one of: "
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"rect, oval, rrect, mixed.");
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static DEFINE_string(innerShapesType, "none",
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"Type of inner shape to use in ShapesBench. Must be one of: "
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"none, rect, oval, rrect, mixed.");
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static DEFINE_int(numShapes, 10000, "Number of shapes to draw in ShapesBench.");
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static DEFINE_string(shapesSize, "32x32", "Size of shapes to draw in ShapesBench.");
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static DEFINE_bool(shapesPersp, false, "Use slight perspective tilt in ShapesBench?");
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#endif
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/*
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* This class is used for several benchmarks that draw different primitive Skia shapes at various
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* sizes. It is used to test both CPU-bound and GPU-bound rendering situations. It draws large
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* amounts of shapes internally (rather than relying on nanobench selecting lots of loops) in order
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* to take advantage of instanced rendering approaches.
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*/
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class ShapesBench : public Benchmark {
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public:
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enum ShapesType {
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kNone_ShapesType,
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kRect_ShapesType,
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kOval_ShapesType,
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kRRect_ShapesType,
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kMixed_ShapesType
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};
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ShapesBench(ShapesType shapesType, ShapesType innerShapesType,
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int numShapes, const SkISize& shapesSize, bool perspective)
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: fShapesType(shapesType)
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, fInnerShapesType(innerShapesType)
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, fNumShapes(numShapes)
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, fShapesSize(shapesSize)
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, fPerspective(perspective) {
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clampShapeSize();
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}
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#if ENABLE_COMMAND_LINE_SHAPES_BENCH
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ShapesBench() {
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if (!strcmp(FLAGS_shapesType[0], "rect")) {
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fShapesType = kRect_ShapesType;
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} else if (!strcmp(FLAGS_shapesType[0], "oval")) {
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fShapesType = kOval_ShapesType;
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} else if (!strcmp(FLAGS_shapesType[0], "rrect")) {
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fShapesType = kRRect_ShapesType;
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} else if (!strcmp(FLAGS_shapesType[0], "mixed")) {
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fShapesType = kMixed_ShapesType;
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} else {
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SkDebugf("Invalid shapesType \"%s\". Must be one of: rect, oval, rrect, mixed.",
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FLAGS_shapesType[0]);
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exit(-1);
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}
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if (!strcmp(FLAGS_innerShapesType[0], "none")) {
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fInnerShapesType = kNone_ShapesType;
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} else if (!strcmp(FLAGS_innerShapesType[0], "rect")) {
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fInnerShapesType = kRect_ShapesType;
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} else if (!strcmp(FLAGS_innerShapesType[0], "oval")) {
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fInnerShapesType = kOval_ShapesType;
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} else if (!strcmp(FLAGS_innerShapesType[0], "rrect")) {
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fInnerShapesType = kRRect_ShapesType;
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} else if (!strcmp(FLAGS_innerShapesType[0], "mixed")) {
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fInnerShapesType = kMixed_ShapesType;
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} else {
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SkDebugf("Invalid innerShapesType \"%s\". Must be one of: "
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"none, rect, oval, rrect, mixed.", FLAGS_innerShapesType[0]);
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exit(-1);
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}
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if (2 != sscanf(FLAGS_shapesSize[0], "%ix%i", &fShapesSize.fWidth, &fShapesSize.fHeight)) {
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SkDebugf("Could not parse shapesSize from \"%s\". Expected \"%%ix%%i\"\n",
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FLAGS_shapesSize[0]);
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exit(-1);
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}
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fNumShapes = FLAGS_numShapes;
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fPerspective = FLAGS_shapesPersp;
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clampShapeSize();
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}
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#endif
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private:
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void clampShapeSize() {
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float maxDiagonal = static_cast<float>(std::min(kBenchWidth, kBenchHeight));
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float diagonal = sqrtf(static_cast<float>(fShapesSize.width() * fShapesSize.width()) +
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static_cast<float>(fShapesSize.height() * fShapesSize.height()));
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if (diagonal > maxDiagonal) {
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fShapesSize.fWidth = static_cast<int>(fShapesSize.width() * maxDiagonal / diagonal);
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fShapesSize.fHeight = static_cast<int>(fShapesSize.height() * maxDiagonal / diagonal);
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}
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}
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const char* onGetName() override {
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const char* shapeTypeNames[] = {
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"none", "rect", "oval", "rrect", "mixed"
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};
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fName.printf("shapes_%s", shapeTypeNames[fShapesType]);
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if (kNone_ShapesType != fInnerShapesType) {
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fName.appendf("_inner_%s", shapeTypeNames[fInnerShapesType]);
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}
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fName.appendf("_%i_%ix%i", fNumShapes, fShapesSize.width(), fShapesSize.height());
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if (fPerspective) {
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fName.append("_persp");
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}
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return fName.c_str();
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}
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SkIPoint onGetSize() override { return SkIPoint::Make(kBenchWidth, kBenchHeight); }
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void onDelayedSetup() override {
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SkScalar w = SkIntToScalar(fShapesSize.width());
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SkScalar h = SkIntToScalar(fShapesSize.height());
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fRect.setRect(SkRect::MakeXYWH(-w / 2, -h / 2, w, h));
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fOval.setOval(fRect.rect());
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fRRect.setNinePatch(fRect.rect(), w / 8, h / 13, w / 11, h / 7);
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if (kNone_ShapesType != fInnerShapesType) {
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fRect.inset(w / 7, h / 11, &fInnerRect);
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fInnerRect.offset(w / 28, h / 44);
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fInnerOval.setOval(fInnerRect.rect());
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fInnerRRect.setRectXY(fInnerRect.rect(), w / 13, w / 7);
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}
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SkRandom rand;
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fShapes.push_back_n(fNumShapes);
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for (int i = 0; i < fNumShapes; i++) {
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float pad = sqrtf(static_cast<float>(fShapesSize.width() * fShapesSize.width()) +
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static_cast<float>(fShapesSize.height() * fShapesSize.height()));
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fShapes[i].fMatrix.setTranslate(0.5f * pad + rand.nextF() * (kBenchWidth - pad),
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0.5f * pad + rand.nextF() * (kBenchHeight - pad));
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fShapes[i].fMatrix.preRotate(rand.nextF() * 360.0f);
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if (fPerspective) {
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fShapes[i].fMatrix.setPerspX(0.00015f);
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fShapes[i].fMatrix.setPerspY(-0.00015f);
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}
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fShapes[i].fColor = rand.nextU() | 0xff808080;
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}
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for (int i = 0; i < fNumShapes; i++) {
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// Do this in a separate loop so mixed shapes get the same random numbers during
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// placement as non-mixed do.
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int shapeType = fShapesType;
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if (kMixed_ShapesType == shapeType) {
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shapeType = rand.nextRangeU(kRect_ShapesType, kRRect_ShapesType);
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}
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int innerShapeType = fInnerShapesType;
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if (kMixed_ShapesType == innerShapeType) {
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innerShapeType = rand.nextRangeU(kRect_ShapesType, kRRect_ShapesType);
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}
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if (kNone_ShapesType == innerShapeType) {
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switch (shapeType) {
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using namespace std;
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using namespace std::placeholders;
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case kRect_ShapesType:
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fShapes[i].fDraw = bind(&SkCanvas::drawRect, _1, cref(fRect.rect()), _2);
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break;
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case kOval_ShapesType:
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fShapes[i].fDraw = bind(&SkCanvas::drawOval, _1, cref(fOval.rect()), _2);
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break;
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case kRRect_ShapesType:
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fShapes[i].fDraw = bind(&SkCanvas::drawRRect, _1, cref(fRRect), _2);
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break;
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}
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} else {
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const SkRRect* outer = nullptr;
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switch (shapeType) {
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case kRect_ShapesType: outer = &fRect; break;
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case kOval_ShapesType: outer = &fOval; break;
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case kRRect_ShapesType: outer = &fRRect; break;
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}
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const SkRRect* inner = nullptr;
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switch (innerShapeType) {
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case kRect_ShapesType: inner = &fInnerRect; break;
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case kOval_ShapesType: inner = &fInnerOval; break;
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case kRRect_ShapesType: inner = &fInnerRRect; break;
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}
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fShapes[i].fDraw = std::bind(&SkCanvas::drawDRRect, std::placeholders::_1,
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std::cref(*outer), std::cref(*inner),
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std::placeholders::_2);
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}
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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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this->setupPaint(&paint);
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for (int j = 0; j < loops; j++) {
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for (int i = 0; i < fNumShapes; i++) {
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canvas->save();
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canvas->setMatrix(fShapes[i].fMatrix);
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paint.setColor(fShapes[i].fColor);
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fShapes[i].fDraw(canvas, paint);
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canvas->restore();
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}
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}
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}
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enum {
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kBenchWidth = 1000,
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kBenchHeight = 1000
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};
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struct ShapeInfo {
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SkMatrix fMatrix;
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SkColor fColor;
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std::function<void(SkCanvas*, const SkPaint&)> fDraw;
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};
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ShapesType fShapesType;
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ShapesType fInnerShapesType;
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int fNumShapes;
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SkISize fShapesSize;
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bool fPerspective;
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SkString fName;
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SkRRect fRect;
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SkRRect fOval;
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SkRRect fRRect;
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SkRRect fInnerRect;
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SkRRect fInnerOval;
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SkRRect fInnerRRect;
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SkTArray<ShapeInfo> fShapes;
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using INHERITED = Benchmark;
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};
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#if ENABLE_COMMAND_LINE_SHAPES_BENCH
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DEF_BENCH(return new ShapesBench;)
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#else
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// Small primitives (CPU bound, in theory):
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DEF_BENCH(return new ShapesBench(ShapesBench::kRect_ShapesType, ShapesBench::kNone_ShapesType,
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10000, SkISize::Make(32, 32), false);)
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DEF_BENCH(return new ShapesBench(ShapesBench::kOval_ShapesType, ShapesBench::kNone_ShapesType,
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10000, SkISize::Make(32, 32), false);)
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DEF_BENCH(return new ShapesBench(ShapesBench::kOval_ShapesType, ShapesBench::kNone_ShapesType,
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10000, SkISize::Make(32, 33), false);)
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DEF_BENCH(return new ShapesBench(ShapesBench::kRRect_ShapesType, ShapesBench::kNone_ShapesType,
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10000, SkISize::Make(32, 32), false);)
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DEF_BENCH(return new ShapesBench(ShapesBench::kMixed_ShapesType, ShapesBench::kNone_ShapesType,
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10000, SkISize::Make(32, 33), false);)
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// Large primitives (GPU bound, in theory):
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DEF_BENCH(return new ShapesBench(ShapesBench::kRect_ShapesType, ShapesBench::kNone_ShapesType,
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100, SkISize::Make(500, 500), false);)
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DEF_BENCH(return new ShapesBench(ShapesBench::kOval_ShapesType, ShapesBench::kNone_ShapesType,
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100, SkISize::Make(500, 500), false);)
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DEF_BENCH(return new ShapesBench(ShapesBench::kOval_ShapesType, ShapesBench::kNone_ShapesType,
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100, SkISize::Make(500, 501), false);)
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DEF_BENCH(return new ShapesBench(ShapesBench::kRRect_ShapesType, ShapesBench::kNone_ShapesType,
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100, SkISize::Make(500, 500), false);)
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DEF_BENCH(return new ShapesBench(ShapesBench::kMixed_ShapesType, ShapesBench::kNone_ShapesType,
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100, SkISize::Make(500, 501), false);)
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// Donuts (small and large). These fall-back to path rendering due to non-orthogonal rotation
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// making them quite slow. Thus, reduce the counts substantially:
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DEF_BENCH(return new ShapesBench(ShapesBench::kRect_ShapesType, ShapesBench::kRect_ShapesType,
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500, SkISize::Make(32, 32), false);)
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DEF_BENCH(return new ShapesBench(ShapesBench::kRRect_ShapesType, ShapesBench::kRRect_ShapesType,
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500, SkISize::Make(32, 32), false);)
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DEF_BENCH(return new ShapesBench(ShapesBench::kRect_ShapesType, ShapesBench::kRect_ShapesType,
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50, SkISize::Make(500, 500), false);)
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DEF_BENCH(return new ShapesBench(ShapesBench::kRRect_ShapesType, ShapesBench::kRRect_ShapesType,
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50, SkISize::Make(500, 500), false);)
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#endif
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