blob: bbd646be5b8fa2b4ed322deb4e561a0361282544 [file] [log] [blame]
/*
* Copyright 2012 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "bench/Benchmark.h"
#include "include/core/SkM44.h"
#include "include/core/SkString.h"
#include "src/base/SkRandom.h"
#include "src/core/SkMatrixPriv.h"
class M4Bench : public Benchmark {
SkString fName;
public:
M4Bench(const char name[]) {
fName.printf("m4_%s", name);
SkRandom rand;
float value[32];
for (auto& v : value) {
v = rand.nextF();
}
fM1 = SkM44::ColMajor(value + 0);
fM2 = SkM44::ColMajor(value + 16);
}
bool isSuitableFor(Backend backend) override {
return backend == kNonRendering_Backend;
}
virtual void performTest() = 0;
protected:
SkM44 fM0, fM1, fM2;
virtual int mulLoopCount() const { return 1; }
const char* onGetName() override {
return fName.c_str();
}
void onDraw(int loops, SkCanvas*) override {
for (int i = 0; i < loops; i++) {
this->performTest();
}
}
private:
using INHERITED = Benchmark;
};
class M4NEQ : public M4Bench {
public:
M4NEQ() : INHERITED("neq") {}
protected:
void performTest() override {
for (int i = 0; i < 10000; ++i) {
fEQ = (fM2 == fM1); // should always be false
}
}
private:
bool fEQ;
using INHERITED = M4Bench;
};
class M4EQ : public M4Bench {
public:
M4EQ() : INHERITED("eq") {}
protected:
void performTest() override {
fM2 = fM1;
for (int i = 0; i < 10000; ++i) {
fEQ = (fM2 == fM1); // should always be true
}
}
private:
bool fEQ;
using INHERITED = M4Bench;
};
class M4Concat : public M4Bench {
public:
M4Concat() : INHERITED("op_concat") {}
protected:
void performTest() override {
for (int i = 0; i < 10000; ++i) {
fM0 = SkM44(fM1, fM2);
}
}
private:
using INHERITED = M4Bench;
};
class M4SetConcat : public M4Bench {
public:
M4SetConcat() : INHERITED("set_concat") {}
protected:
void performTest() override {
for (int i = 0; i < 10000; ++i) {
fM0.setConcat(fM1, fM2);
}
}
private:
using INHERITED = M4Bench;
};
DEF_BENCH( return new M4EQ(); )
DEF_BENCH( return new M4NEQ(); )
DEF_BENCH( return new M4Concat(); )
DEF_BENCH( return new M4SetConcat(); )
class M4_map4 : public M4Bench {
public:
M4_map4() : INHERITED("map4") {}
protected:
void performTest() override {
SkV4 v = {1, 2, 3, 4};
for (int i = 0; i < 100000; ++i) {
fV = fM0 * v;
}
}
private:
SkV4 fV;
using INHERITED = M4Bench;
};
DEF_BENCH( return new M4_map4(); )
class M4_map2 : public M4Bench {
public:
M4_map2() : INHERITED("map2") {}
protected:
void performTest() override {
SkMatrix m;
m.setRotate(1);
for (int i = 0; i < 100000; ++i) {
fV = m.mapXY(5, 6);
}
}
private:
SkPoint fV;
using INHERITED = M4Bench;
};
DEF_BENCH( return new M4_map2(); )
enum class MapMatrixType {
kTranslateOnly,
kScaleTranslate,
kRotate,
kPerspective,
kPerspectiveClipped
};
class MapRectBench : public Benchmark {
SkString fName;
public:
MapRectBench(MapMatrixType type, const char name[]) {
SkRandom rand;
const char* typeName;
switch(type) {
case MapMatrixType::kTranslateOnly:
typeName = "t";
fM = SkM44::Translate(rand.nextF(), rand.nextF());
break;
case MapMatrixType::kScaleTranslate:
typeName = "s+t";
fM = SkM44::Scale(rand.nextF(), rand.nextF());
fM.postTranslate(rand.nextF(), rand.nextF());
break;
case MapMatrixType::kRotate:
typeName = "r";
fM = SkM44::Rotate({0.f, 0.f, 1.f}, SkDegreesToRadians(45.f));
break;
case MapMatrixType::kPerspective:
typeName = "p";
// Hand chosen to have all corners with w > 0 and w != 1
fM = SkM44::Perspective(0.01f, 10.f, SK_ScalarPI / 3.f);
fM.preTranslate(0.f, 5.f, -0.1f);
fM.preConcat(SkM44::Rotate({0.f, 1.f, 0.f}, 0.008f /* radians */));
break;
case MapMatrixType::kPerspectiveClipped:
typeName = "pc";
// Hand chosen to have some corners with w > 0 and some with w < 0
fM = SkM44();
fM.setRow(3, {-.2f, -.6f, 0.f, 8.f});
break;
}
fS = SkRect::MakeXYWH(10.f * rand.nextF(), 10.f * rand.nextF(),
150.f * rand.nextF(), 150.f * rand.nextF());
fName.printf("mapRect_%s_%s", name, typeName);
}
bool isSuitableFor(Backend backend) override { return backend == kNonRendering_Backend; }
virtual void performTest() = 0;
protected:
SkM44 fM;
SkRect fS, fD;
virtual int mulLoopCount() const { return 1; }
const char* onGetName() override { return fName.c_str(); }
void onDraw(int loops, SkCanvas*) override {
for (int i = 0; i < loops; i++) {
this->performTest();
}
}
private:
using INHERITED = Benchmark;
};
class M4_mapRectBench : public MapRectBench {
public:
M4_mapRectBench(MapMatrixType type) : INHERITED(type, "m4") {}
protected:
void performTest() override {
for (int i = 0; i < 100000; ++i) {
fD = SkMatrixPriv::MapRect(fM, fS);
}
}
private:
using INHERITED = MapRectBench;
};
DEF_BENCH(return new M4_mapRectBench(MapMatrixType::kTranslateOnly);)
DEF_BENCH(return new M4_mapRectBench(MapMatrixType::kScaleTranslate);)
DEF_BENCH(return new M4_mapRectBench(MapMatrixType::kRotate);)
DEF_BENCH(return new M4_mapRectBench(MapMatrixType::kPerspective);)
DEF_BENCH(return new M4_mapRectBench(MapMatrixType::kPerspectiveClipped);)
class M33_mapRectBench : public MapRectBench {
public:
M33_mapRectBench(MapMatrixType type) : INHERITED(type, "m33") {
fM33 = fM.asM33();
}
protected:
void performTest() override {
for (int i = 0; i < 100000; ++i) {
fD = fM33.mapRect(fS);
}
}
private:
SkMatrix fM33;
using INHERITED = MapRectBench;
};
DEF_BENCH(return new M33_mapRectBench(MapMatrixType::kTranslateOnly);)
DEF_BENCH(return new M33_mapRectBench(MapMatrixType::kScaleTranslate);)
DEF_BENCH(return new M33_mapRectBench(MapMatrixType::kRotate);)
DEF_BENCH(return new M33_mapRectBench(MapMatrixType::kPerspective);)
DEF_BENCH(return new M33_mapRectBench(MapMatrixType::kPerspectiveClipped);)