reed@google.com | 1ca015b | 2012-10-25 17:32:10 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2012 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 "SkBenchmark.h" |
| 9 | #include "SkBitmap.h" |
| 10 | #include "SkCanvas.h" |
| 11 | #include "SkColorPriv.h" |
| 12 | #include "SkPaint.h" |
| 13 | #include "SkRandom.h" |
| 14 | #include "SkShader.h" |
| 15 | #include "SkString.h" |
| 16 | #include "SkTArray.h" |
| 17 | |
| 18 | |
| 19 | class LineBench : public SkBenchmark { |
| 20 | SkScalar fStrokeWidth; |
| 21 | bool fDoAA; |
| 22 | SkString fName; |
| 23 | enum { |
| 24 | PTS = 500, |
| 25 | N = SkBENCHLOOP(10) |
| 26 | }; |
| 27 | SkPoint fPts[PTS]; |
| 28 | |
| 29 | public: |
| 30 | LineBench(void* param, SkScalar width, bool doAA) : INHERITED(param) { |
| 31 | fStrokeWidth = width; |
| 32 | fDoAA = doAA; |
| 33 | fName.printf("lines_%g_%s", width, doAA ? "AA" : "BW"); |
| 34 | |
| 35 | SkRandom rand; |
| 36 | for (int i = 0; i < PTS; ++i) { |
| 37 | fPts[i].set(rand.nextUScalar1() * 640, rand.nextUScalar1() * 480); |
| 38 | } |
| 39 | } |
| 40 | |
| 41 | protected: |
| 42 | virtual const char* onGetName() SK_OVERRIDE { |
| 43 | return fName.c_str(); |
| 44 | } |
| 45 | |
| 46 | virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE { |
| 47 | SkPaint paint; |
| 48 | this->setupPaint(&paint); |
| 49 | |
| 50 | paint.setStyle(SkPaint::kStroke_Style); |
| 51 | paint.setAntiAlias(fDoAA); |
| 52 | paint.setStrokeWidth(fStrokeWidth); |
| 53 | |
| 54 | for (int i = 0; i < N; i++) { |
| 55 | canvas->drawPoints(SkCanvas::kLines_PointMode, PTS, fPts, paint); |
| 56 | } |
| 57 | } |
| 58 | |
| 59 | private: |
| 60 | typedef SkBenchmark INHERITED; |
| 61 | }; |
| 62 | |
| 63 | DEF_BENCH(return new LineBench(p, 0, false);) |
| 64 | DEF_BENCH(return new LineBench(p, SK_Scalar1, false);) |
| 65 | DEF_BENCH(return new LineBench(p, 0, true);) |
| 66 | DEF_BENCH(return new LineBench(p, SK_Scalar1/2, true);) |
| 67 | DEF_BENCH(return new LineBench(p, SK_Scalar1, true);) |