Mike Klein | 4ed73e0 | 2018-08-06 17:03:33 -0400 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2017 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 "../src/jumper/SkJumper.h" |
| 9 | #include "Benchmark.h" |
| 10 | #include "SkColor.h" |
Mike Klein | c857956 | 2018-08-07 13:21:21 -0400 | [diff] [blame] | 11 | #include "SkColorSpaceXformer.h" |
Mike Klein | 4ed73e0 | 2018-08-06 17:03:33 -0400 | [diff] [blame] | 12 | #include "SkColorSpaceXformSteps.h" |
| 13 | #include "SkMakeUnique.h" |
Brian Osman | 87311c6 | 2018-09-28 10:51:13 -0400 | [diff] [blame] | 14 | #include "SkPM4f.h" |
Mike Klein | 4ed73e0 | 2018-08-06 17:03:33 -0400 | [diff] [blame] | 15 | #include "SkRandom.h" |
Mike Klein | 4ed73e0 | 2018-08-06 17:03:33 -0400 | [diff] [blame] | 16 | |
Mike Klein | 1a3eb52 | 2018-10-18 10:11:00 -0400 | [diff] [blame^] | 17 | enum class Mode { steps, xformer }; |
Mike Klein | 4ed73e0 | 2018-08-06 17:03:33 -0400 | [diff] [blame] | 18 | |
| 19 | struct ColorSpaceXformBench : public Benchmark { |
| 20 | ColorSpaceXformBench(Mode mode) : fMode(mode) {} |
| 21 | |
| 22 | const Mode fMode; |
| 23 | |
Mike Klein | 1a3eb52 | 2018-10-18 10:11:00 -0400 | [diff] [blame^] | 24 | std::unique_ptr<SkColorSpaceXformSteps> fSteps; |
| 25 | std::unique_ptr<SkColorSpaceXformer> fXformer; |
Mike Klein | c857956 | 2018-08-07 13:21:21 -0400 | [diff] [blame] | 26 | |
Mike Klein | 4ed73e0 | 2018-08-06 17:03:33 -0400 | [diff] [blame] | 27 | const char* onGetName() override { |
| 28 | switch (fMode) { |
Mike Klein | c857956 | 2018-08-07 13:21:21 -0400 | [diff] [blame] | 29 | case Mode::steps : return "ColorSpaceXformBench_steps"; |
Mike Klein | c857956 | 2018-08-07 13:21:21 -0400 | [diff] [blame] | 30 | case Mode::xformer: return "ColorSpaceXformBench_xformer"; |
Mike Klein | 4ed73e0 | 2018-08-06 17:03:33 -0400 | [diff] [blame] | 31 | } |
| 32 | return ""; |
| 33 | } |
| 34 | |
| 35 | bool isSuitableFor(Backend backend) override { return kNonRendering_Backend == backend; } |
| 36 | |
| 37 | void onDelayedSetup() override { |
| 38 | sk_sp<SkColorSpace> src = SkColorSpace::MakeSRGB(), |
| 39 | dst = SkColorSpace::MakeRGB(SkColorSpace::kSRGB_RenderTargetGamma, |
| 40 | SkColorSpace::kDCIP3_D65_Gamut); |
| 41 | |
Mike Klein | 8f3d36c | 2018-08-14 10:28:05 -0400 | [diff] [blame] | 42 | fSteps = skstd::make_unique<SkColorSpaceXformSteps>(src.get(), kOpaque_SkAlphaType, |
| 43 | dst.get(), kPremul_SkAlphaType); |
Mike Klein | c857956 | 2018-08-07 13:21:21 -0400 | [diff] [blame] | 44 | fXformer = SkColorSpaceXformer::Make(dst); // src is implicitly sRGB, what we want anyway |
Mike Klein | 4ed73e0 | 2018-08-06 17:03:33 -0400 | [diff] [blame] | 45 | } |
| 46 | |
| 47 | void onDraw(int n, SkCanvas* canvas) override { |
| 48 | volatile SkColor junk = 0; |
| 49 | SkRandom rand; |
| 50 | |
| 51 | for (int i = 0; i < n; i++) { |
| 52 | SkColor src = rand.nextU(), |
| 53 | dst; |
Mike Klein | 4ed73e0 | 2018-08-06 17:03:33 -0400 | [diff] [blame] | 54 | switch (fMode) { |
Mike Klein | 4ed73e0 | 2018-08-06 17:03:33 -0400 | [diff] [blame] | 55 | case Mode::steps: { |
| 56 | float rgba[4]; |
| 57 | swizzle_rb(Sk4f_fromL32(src)).store(rgba); |
| 58 | fSteps->apply(rgba); |
| 59 | dst = Sk4f_toL32(swizzle_rb(Sk4f::Load(rgba))); |
| 60 | } break; |
| 61 | |
Mike Klein | c857956 | 2018-08-07 13:21:21 -0400 | [diff] [blame] | 62 | case Mode::xformer: { |
| 63 | dst = fXformer->apply(src); |
| 64 | } break; |
Mike Klein | 4ed73e0 | 2018-08-06 17:03:33 -0400 | [diff] [blame] | 65 | } |
| 66 | |
| 67 | if (false && i == 0) { |
| 68 | SkDebugf("%x ~~> %x\n", src, dst); |
| 69 | } |
| 70 | |
| 71 | junk ^= dst; |
| 72 | } |
| 73 | } |
| 74 | }; |
| 75 | |
Mike Klein | c857956 | 2018-08-07 13:21:21 -0400 | [diff] [blame] | 76 | DEF_BENCH(return new ColorSpaceXformBench{Mode::steps };) |
Mike Klein | c857956 | 2018-08-07 13:21:21 -0400 | [diff] [blame] | 77 | DEF_BENCH(return new ColorSpaceXformBench{Mode::xformer};) |