reed@google.com | 3d407a1 | 2012-10-12 14:42:38 +0000 | [diff] [blame^] | 1 | |
| 2 | /* |
| 3 | * Copyright 2011 Google Inc. |
| 4 | * |
| 5 | * Use of this source code is governed by a BSD-style license that can be |
| 6 | * found in the LICENSE file. |
| 7 | */ |
| 8 | #include "SkBenchmark.h" |
| 9 | #include "SkBitmap.h" |
| 10 | #include "SkPaint.h" |
| 11 | #include "SkCanvas.h" |
| 12 | #include "SkColorPriv.h" |
| 13 | #include "SkRandom.h" |
| 14 | #include "SkString.h" |
| 15 | |
| 16 | static void drawIntoBitmap(const SkBitmap& bm) { |
| 17 | const int w = bm.width(); |
| 18 | const int h = bm.height(); |
| 19 | |
| 20 | SkCanvas canvas(bm); |
| 21 | SkPaint p; |
| 22 | p.setAntiAlias(true); |
| 23 | p.setColor(SK_ColorRED); |
| 24 | canvas.drawCircle(SkIntToScalar(w)/2, SkIntToScalar(h)/2, |
| 25 | SkIntToScalar(SkMin32(w, h))*3/8, p); |
| 26 | |
| 27 | SkRect r; |
| 28 | r.set(0, 0, SkIntToScalar(w), SkIntToScalar(h)); |
| 29 | p.setStyle(SkPaint::kStroke_Style); |
| 30 | p.setStrokeWidth(SkIntToScalar(4)); |
| 31 | p.setColor(SK_ColorBLUE); |
| 32 | canvas.drawRect(r, p); |
| 33 | } |
| 34 | |
| 35 | /* Variants for bitmaprect |
| 36 | src : entire bitmap, subset, fractional subset |
| 37 | dst : same size as src, diff size |
| 38 | paint : filter-p |
| 39 | */ |
| 40 | |
| 41 | class BitmapRectBench : public SkBenchmark { |
| 42 | SkBitmap fBitmap; |
| 43 | bool fDoFilter; |
| 44 | SkString fName; |
| 45 | SkRect fSrcR, fDstR; |
| 46 | enum { N = SkBENCHLOOP(300) }; |
| 47 | public: |
| 48 | BitmapRectBench(void* param, bool doFilter) : INHERITED(param), fDoFilter(doFilter) { |
| 49 | const int w = 128; |
| 50 | const int h = 128; |
| 51 | |
| 52 | fBitmap.setConfig(SkBitmap::kARGB_8888_Config, w, h); |
| 53 | fBitmap.allocPixels(); |
| 54 | fBitmap.setIsOpaque(true); |
| 55 | fBitmap.eraseColor(SK_ColorBLACK); |
| 56 | drawIntoBitmap(fBitmap); |
| 57 | |
| 58 | fSrcR.set(0, 0, w, h); |
| 59 | fDstR.set(0, 0, w, h); |
| 60 | } |
| 61 | |
| 62 | protected: |
| 63 | virtual const char* onGetName() { |
| 64 | fName.printf("bitmaprect_%sfilter", fDoFilter ? "" : "no"); |
| 65 | return fName.c_str(); |
| 66 | } |
| 67 | |
| 68 | virtual void onDraw(SkCanvas* canvas) { |
| 69 | SkIPoint dim = this->getSize(); |
| 70 | SkRandom rand; |
| 71 | |
| 72 | SkPaint paint; |
| 73 | this->setupPaint(&paint); |
| 74 | paint.setFilterBitmap(fDoFilter); |
| 75 | |
| 76 | for (int i = 0; i < N; i++) { |
| 77 | canvas->drawBitmapRectToRect(fBitmap, &fSrcR, fDstR, &paint); |
| 78 | } |
| 79 | } |
| 80 | |
| 81 | private: |
| 82 | typedef SkBenchmark INHERITED; |
| 83 | }; |
| 84 | |
| 85 | static SkBenchmark* Fact0(void* p) { return new BitmapRectBench(p, false); } |
| 86 | static SkBenchmark* Fact1(void* p) { return new BitmapRectBench(p, true); } |
| 87 | |
| 88 | static BenchRegistry gReg0(Fact0); |
| 89 | static BenchRegistry gReg1(Fact1); |