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/*
* Copyright 2016 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 "SkPM4f.h"
#include "SkString.h"
#include "SkXfermode.h"
#define USE_AA (1 << 31) // merge with Xfermode::PMFlags w/o conflict
#define INNER_LOOPS 1000
// Benchmark that draws non-AA rects or AA text with an SkXfermode::Mode.
class XferF16Bench : public Benchmark {
public:
XferF16Bench(SkXfermode::Mode mode, const char name[], bool doN, uint32_t flags)
: fDoN(doN)
, fFlags(flags & ~USE_AA)
{
fXfer = SkXfermode::Make(mode);
fProc1 = SkXfermode::GetF16Proc(fXfer, fFlags | SkXfermode::kSrcIsSingle_F16Flag);
fProcN = SkXfermode::GetF16Proc(fXfer, fFlags);
fName.printf("xferF16_%s_%s_%c_%s",
name,
(flags & USE_AA) ? "aa" : "bw",
fDoN ? 'N' : '1',
(flags & SkXfermode::kSrcIsOpaque_F16Flag) ? "opaque" : "alpha");
for (int i = 0; i < N; ++i) {
fSrc[i] = {{ 1, 1, 1, 1 }};
fDst[i] = 0;
fAAStorage[i] = i * 255 / (N - 1);
}
if (flags & USE_AA) {
fAA = fAAStorage;
} else {
fAA = nullptr;
}
}
protected:
bool isSuitableFor(Backend backend) override { return backend == kNonRendering_Backend; }
const char* onGetName() override { return fName.c_str(); }
void onDraw(int loops, SkCanvas*) override {
for (int i = 0; i < loops * INNER_LOOPS; ++i) {
if (fDoN) {
fProcN(fXfer.get(), fDst, fSrc, N, fAA);
} else {
fProc1(fXfer.get(), fDst, fSrc, N, fAA);
}
}
}
private:
sk_sp<SkXfermode> fXfer;
SkString fName;
SkXfermode::F16Proc fProc1;
SkXfermode::F16Proc fProcN;
const SkAlpha* fAA;
bool fDoN;
uint32_t fFlags;
enum {
N = 1000,
};
SkPM4f fSrc[N];
uint64_t fDst[N];
uint8_t fAAStorage[N];
typedef Benchmark INHERITED;
};
#define F00 0
#define F01 (SkXfermode::kSrcIsOpaque_F16Flag)
#define MODE SkXfermode::kSrcOver_Mode
#define NAME "srcover"
DEF_BENCH( return new XferF16Bench(MODE, NAME, true, F00 | USE_AA); )
DEF_BENCH( return new XferF16Bench(MODE, NAME, true, F01 | USE_AA); )
DEF_BENCH( return new XferF16Bench(MODE, NAME, true, F00); )
DEF_BENCH( return new XferF16Bench(MODE, NAME, true, F01); )
DEF_BENCH( return new XferF16Bench(MODE, NAME, false, F00 | USE_AA); )
DEF_BENCH( return new XferF16Bench(MODE, NAME, false, F01 | USE_AA); )
DEF_BENCH( return new XferF16Bench(MODE, NAME, false, F00); )
DEF_BENCH( return new XferF16Bench(MODE, NAME, false, F01); )
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