зеркало из https://github.com/mozilla/moz-skia.git
305 строки
7.7 KiB
C++
305 строки
7.7 KiB
C++
/*
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* Copyright 2012 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 "SkMatrix44.h"
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#include "SkRandom.h"
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#include "SkString.h"
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class Matrix44Bench : public Benchmark {
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SkString fName;
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public:
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Matrix44Bench(const char name[]) {
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fName.printf("matrix44_%s", name);
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}
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virtual bool isSuitableFor(Backend backend) SK_OVERRIDE {
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return backend == kNonRendering_Backend;
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}
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virtual void performTest() = 0;
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protected:
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virtual int mulLoopCount() const { return 1; }
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virtual const char* onGetName() {
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return fName.c_str();
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}
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virtual void onDraw(const int loops, SkCanvas*) {
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for (int i = 0; i < loops; i++) {
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this->performTest();
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}
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}
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private:
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typedef Benchmark INHERITED;
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};
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class EqualsMatrix44Bench : public Matrix44Bench {
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public:
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EqualsMatrix44Bench()
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: INHERITED("equals")
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, fM0(SkMatrix44::kIdentity_Constructor)
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, fM1(SkMatrix44::kIdentity_Constructor)
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, fM2(SkMatrix44::kIdentity_Constructor)
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{
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fM1.set(0, 0, 0);
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fM2.set(3, 3, 0);
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}
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protected:
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virtual void performTest() {
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for (int i = 0; i < 10; ++i) {
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(void) (fM0 == fM1);
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(void) (fM1 == fM2);
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(void) (fM2 == fM0);
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}
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}
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private:
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SkMatrix44 fM0, fM1, fM2;
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typedef Matrix44Bench INHERITED;
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};
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class SetIdentityMatrix44Bench : public Matrix44Bench {
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public:
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SetIdentityMatrix44Bench()
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: INHERITED("setidentity")
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, mat(SkMatrix44::kIdentity_Constructor)
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{
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double rowMajor[16] =
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{ 1, 2, 3, 4,
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5, 6, 7, 8,
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9, 10, 11, 12,
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13, 14, 15, 16};
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mat.setRowMajord(rowMajor);
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}
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protected:
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virtual void performTest() {
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for (int i = 0; i < 10; ++i) {
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mat.setIdentity();
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}
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}
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private:
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SkMatrix44 mat;
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typedef Matrix44Bench INHERITED;
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};
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class PreScaleMatrix44Bench : public Matrix44Bench {
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public:
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PreScaleMatrix44Bench()
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: INHERITED("prescale")
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, fM0(SkMatrix44::kUninitialized_Constructor)
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{
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fX = fY = fZ = SkDoubleToMScalar(1.5);
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}
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protected:
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virtual void performTest() {
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fM0.reset();
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for (int i = 0; i < 10; ++i) {
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fM0.preScale(fX, fY, fZ);
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}
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}
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private:
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SkMatrix44 fM0;
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SkMScalar fX, fY, fZ;
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typedef Matrix44Bench INHERITED;
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};
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class InvertMatrix44Bench : public Matrix44Bench {
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public:
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InvertMatrix44Bench()
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: INHERITED("invert")
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, fM0(SkMatrix44::kUninitialized_Constructor)
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, fM1(SkMatrix44::kUninitialized_Constructor)
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{
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fM0.set(0, 0, -1.1);
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fM0.set(0, 1, 2.1);
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fM0.set(0, 2, -3.1);
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fM0.set(0, 3, 4.1);
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fM0.set(1, 0, 5.1);
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fM0.set(1, 1, -6.1);
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fM0.set(1, 2, 7.1);
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fM0.set(1, 3, 8.1);
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fM0.set(2, 0, -9.1);
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fM0.set(2, 1, 10.1);
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fM0.set(2, 2, 11.1);
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fM0.set(2, 3, -12.1);
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fM0.set(3, 0, -13.1);
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fM0.set(3, 1, 14.1);
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fM0.set(3, 2, -15.1);
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fM0.set(3, 3, 16.1);
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}
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protected:
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virtual void performTest() {
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for (int i = 0; i < 10; ++i) {
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fM0.invert(&fM1);
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}
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}
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private:
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SkMatrix44 fM0, fM1;
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typedef Matrix44Bench INHERITED;
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};
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class InvertAffineMatrix44Bench : public Matrix44Bench {
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public:
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InvertAffineMatrix44Bench()
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: INHERITED("invertaffine")
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, fM0(SkMatrix44::kIdentity_Constructor)
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, fM1(SkMatrix44::kUninitialized_Constructor)
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{
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fM0.set(0, 0, -1.1);
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fM0.set(0, 1, 2.1);
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fM0.set(0, 2, -3.1);
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fM0.set(0, 3, 4.1);
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fM0.set(1, 0, 5.1);
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fM0.set(1, 1, -6.1);
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fM0.set(1, 2, 7.1);
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fM0.set(1, 3, 8.1);
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fM0.set(2, 0, -9.1);
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fM0.set(2, 1, 10.1);
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fM0.set(2, 2, 11.1);
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fM0.set(2, 3, -12.1);
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// bottom row (perspective component) remains (0, 0, 0, 1).
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}
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protected:
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virtual void performTest() {
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for (int i = 0; i < 10; ++i) {
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fM0.invert(&fM1);
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}
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}
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private:
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SkMatrix44 fM0, fM1;
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typedef Matrix44Bench INHERITED;
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};
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class InvertScaleTranslateMatrix44Bench : public Matrix44Bench {
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public:
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InvertScaleTranslateMatrix44Bench()
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: INHERITED("invertscaletranslate")
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, fM0(SkMatrix44::kIdentity_Constructor)
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, fM1(SkMatrix44::kUninitialized_Constructor)
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{
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fM0.set(0, 0, -1.1);
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fM0.set(0, 3, 4.1);
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fM0.set(1, 1, -6.1);
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fM0.set(1, 3, 8.1);
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fM0.set(2, 2, 11.1);
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fM0.set(2, 3, -12.1);
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}
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protected:
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virtual void performTest() {
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for (int i = 0; i < 10; ++i) {
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fM0.invert(&fM1);
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}
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}
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private:
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SkMatrix44 fM0, fM1;
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typedef Matrix44Bench INHERITED;
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};
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class InvertTranslateMatrix44Bench : public Matrix44Bench {
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public:
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InvertTranslateMatrix44Bench()
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: INHERITED("inverttranslate")
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, fM0(SkMatrix44::kIdentity_Constructor)
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, fM1(SkMatrix44::kUninitialized_Constructor)
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{
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fM0.set(0, 3, 4.1);
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fM0.set(1, 3, 8.1);
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fM0.set(2, 3, -12.1);
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}
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protected:
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virtual void performTest() {
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for (int i = 0; i < 10; ++i) {
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fM0.invert(&fM1);
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}
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}
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private:
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SkMatrix44 fM0, fM1;
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typedef Matrix44Bench INHERITED;
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};
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class PostScaleMatrix44Bench : public Matrix44Bench {
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public:
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PostScaleMatrix44Bench()
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: INHERITED("postscale")
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, fM0(SkMatrix44::kUninitialized_Constructor)
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{
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fX = fY = fZ = SkDoubleToMScalar(1.5);
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}
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protected:
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virtual void performTest() {
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fM0.reset();
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for (int i = 0; i < 10; ++i) {
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fM0.postScale(fX, fY, fZ);
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}
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}
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private:
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SkMatrix44 fM0;
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SkMScalar fX, fY, fZ;
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typedef Matrix44Bench INHERITED;
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};
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class SetConcatMatrix44Bench : public Matrix44Bench {
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public:
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SetConcatMatrix44Bench()
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: INHERITED("setconcat")
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, fM0(SkMatrix44::kUninitialized_Constructor)
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, fM1(SkMatrix44::kUninitialized_Constructor)
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, fM2(SkMatrix44::kUninitialized_Constructor)
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{
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fX = fY = fZ = SkDoubleToMScalar(1.5);
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fM1.setScale(fX, fY, fZ);
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fM2.setTranslate(fX, fY, fZ);
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}
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protected:
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virtual void performTest() {
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fM0.reset(); // just to normalize this test with prescale/postscale
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for (int i = 0; i < 10; ++i) {
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fM0.setConcat(fM1, fM2);
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}
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}
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private:
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SkMatrix44 fM0, fM1, fM2;
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SkMScalar fX, fY, fZ;
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typedef Matrix44Bench INHERITED;
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};
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class GetTypeMatrix44Bench : public Matrix44Bench {
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public:
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GetTypeMatrix44Bench()
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: INHERITED("gettype")
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, fMatrix(SkMatrix44::kIdentity_Constructor)
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{}
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protected:
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// Putting random generation of the matrix inside performTest()
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// would help us avoid anomalous runs, but takes up 25% or
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// more of the function time.
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virtual void performTest() {
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for (int i = 0; i < 20; ++i) {
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fMatrix.set(1, 2, 1); // to invalidate the type-cache
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fMatrix.getType();
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}
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}
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private:
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SkMatrix44 fMatrix;
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typedef Matrix44Bench INHERITED;
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};
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DEF_BENCH( return new SetIdentityMatrix44Bench(); )
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DEF_BENCH( return new EqualsMatrix44Bench(); )
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DEF_BENCH( return new PreScaleMatrix44Bench(); )
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DEF_BENCH( return new PostScaleMatrix44Bench(); )
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DEF_BENCH( return new InvertMatrix44Bench(); )
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DEF_BENCH( return new InvertAffineMatrix44Bench(); )
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DEF_BENCH( return new InvertScaleTranslateMatrix44Bench(); )
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DEF_BENCH( return new InvertTranslateMatrix44Bench(); )
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DEF_BENCH( return new SetConcatMatrix44Bench(); )
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DEF_BENCH( return new GetTypeMatrix44Bench(); )
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