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| 1 /* |
| 2 * Copyright 2016 Google Inc. |
| 3 * |
| 4 * Use of this source code is governed by a BSD-style license that can be |
| 5 * found in the LICENSE file. |
| 6 */ |
| 7 |
| 8 #include "Benchmark.h" |
| 9 #include "SkString.h" |
| 10 #include "SkXfermode.h" |
| 11 |
| 12 #define USE_AA (1 << 31) // merge with Xfermode::PMFlags w/o conflict |
| 13 |
| 14 #define INNER_LOOPS 1000 |
| 15 |
| 16 // Benchmark that draws non-AA rects or AA text with an SkXfermode::Mode. |
| 17 class XferU64Bench : public Benchmark { |
| 18 public: |
| 19 XferU64Bench(bool doN, uint32_t flags) |
| 20 : fDoN(doN) |
| 21 , fFlags(flags & ~USE_AA) |
| 22 { |
| 23 SkXfermode::Mode mode = SkXfermode::kSrcOver_Mode; |
| 24 |
| 25 fProc1 = SkXfermode::GetU64Proc1(mode, fFlags); |
| 26 fProcN = SkXfermode::GetU64ProcN(mode, fFlags); |
| 27 fName.printf("xferu64_%s_%c_%s_%s", |
| 28 (flags & USE_AA) ? "aa" : "bw", |
| 29 fDoN ? 'N' : '1', |
| 30 (flags & SkXfermode::kSrcIsOpaque_U64Flag) ? "opaque" : "al
pha", |
| 31 (flags & SkXfermode::kDstIsFloat16_U64Flag) ? "f16" : "u16"
); |
| 32 |
| 33 for (int i = 0; i < N; ++i) { |
| 34 fSrc[i] = {{ 1, 1, 1, 1 }}; |
| 35 fDst[i] = 0; |
| 36 fAAStorage[i] = i * 255 / (N - 1); |
| 37 } |
| 38 |
| 39 if (flags & USE_AA) { |
| 40 fAA = fAAStorage; |
| 41 } else { |
| 42 fAA = nullptr; |
| 43 } |
| 44 } |
| 45 |
| 46 protected: |
| 47 bool isSuitableFor(Backend backend) override { return backend == kNonRenderi
ng_Backend; } |
| 48 |
| 49 const char* onGetName() override { return fName.c_str(); } |
| 50 |
| 51 void onDraw(int loops, SkCanvas*) override { |
| 52 const SkXfermode::U64State state{ nullptr, fFlags }; |
| 53 |
| 54 for (int i = 0; i < loops * INNER_LOOPS; ++i) { |
| 55 if (fDoN) { |
| 56 fProcN(state, fDst, fSrc, N, fAA); |
| 57 } else { |
| 58 fProc1(state, fDst, fSrc[0], N, fAA); |
| 59 } |
| 60 } |
| 61 } |
| 62 |
| 63 private: |
| 64 SkString fName; |
| 65 SkXfermode::U64Proc1 fProc1; |
| 66 SkXfermode::U64ProcN fProcN; |
| 67 const SkAlpha* fAA; |
| 68 bool fDoN; |
| 69 uint32_t fFlags; |
| 70 |
| 71 enum { |
| 72 N = 1000, |
| 73 }; |
| 74 SkPM4f fSrc[N]; |
| 75 uint64_t fDst[N]; |
| 76 uint8_t fAAStorage[N]; |
| 77 |
| 78 typedef Benchmark INHERITED; |
| 79 }; |
| 80 |
| 81 #define F00 0 |
| 82 #define F01 (SkXfermode::kSrcIsOpaque_U64Flag) |
| 83 #define F10 (SkXfermode::kDstIsFloat16_U64Flag) |
| 84 #define F11 (SkXfermode::kDstIsFloat16_U64Flag | SkXfermode::kSrcIsOpaque_U64Fla
g) |
| 85 |
| 86 #if 0 |
| 87 DEF_BENCH( return new XferU64Bench(true, F10 | USE_AA); ) |
| 88 DEF_BENCH( return new XferU64Bench(true, F11 | USE_AA); ) |
| 89 DEF_BENCH( return new XferU64Bench(true, F10); ) |
| 90 DEF_BENCH( return new XferU64Bench(true, F11); ) |
| 91 |
| 92 DEF_BENCH( return new XferU64Bench(true, F00 | USE_AA); ) |
| 93 DEF_BENCH( return new XferU64Bench(true, F01 | USE_AA); ) |
| 94 DEF_BENCH( return new XferU64Bench(true, F00); ) |
| 95 DEF_BENCH( return new XferU64Bench(true, F01); ) |
| 96 #endif |
| 97 |
| 98 DEF_BENCH( return new XferU64Bench(false, F10 | USE_AA); ) |
| 99 DEF_BENCH( return new XferU64Bench(false, F11 | USE_AA); ) |
| 100 DEF_BENCH( return new XferU64Bench(false, F10); ) |
| 101 DEF_BENCH( return new XferU64Bench(false, F11); ) |
| 102 |
| 103 DEF_BENCH( return new XferU64Bench(false, F00 | USE_AA); ) |
| 104 DEF_BENCH( return new XferU64Bench(false, F01 | USE_AA); ) |
| 105 DEF_BENCH( return new XferU64Bench(false, F00); ) |
| 106 DEF_BENCH( return new XferU64Bench(false, F01); ) |
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