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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 "SkBitmap.h"
     10 #include "SkCanvas.h"
     11 #include "SkRect.h"
     12 #include "SkString.h"
     13 
     14 class DrawLatticeBench : public Benchmark {
     15 public:
     16     DrawLatticeBench(int* xDivs, int xCount, int* yDivs, int yCount, const SkISize& srcSize,
     17                      const SkRect& dst, const char* desc)
     18         : fSrcSize(srcSize)
     19         , fDst(dst)
     20     {
     21         fLattice.fXDivs = xDivs;
     22         fLattice.fXCount = xCount;
     23         fLattice.fYDivs = yDivs;
     24         fLattice.fYCount = yCount;
     25         fLattice.fRectTypes = nullptr;
     26         fLattice.fBounds = nullptr;
     27         fLattice.fColors = nullptr;
     28 
     29         fName = SkStringPrintf("DrawLattice_%s", desc);
     30     }
     31 
     32     const char* onGetName() override {
     33         return fName.c_str();
     34     }
     35 
     36     SkIPoint onGetSize() override {
     37         return SkIPoint::Make(1000, 1000);
     38     }
     39 
     40     bool isSuitableFor(Backend backend) override {
     41         return kRaster_Backend == backend || kGPU_Backend == backend;
     42     }
     43 
     44     void onDelayedSetup() override {
     45         fBitmap.allocN32Pixels(fSrcSize.width(), fSrcSize.height());
     46         fBitmap.eraseColor(0x880000FF);
     47     }
     48 
     49     void onDraw(int loops, SkCanvas* canvas) override {
     50         for (int i = 0; i < loops; i++) {
     51             canvas->drawBitmapLattice(fBitmap, fLattice, fDst);
     52         }
     53     }
     54 
     55 private:
     56     SkISize           fSrcSize;
     57     SkCanvas::Lattice fLattice;
     58     SkRect            fDst;
     59     SkString          fName;
     60     SkBitmap          fBitmap;
     61 
     62     typedef Benchmark INHERITED;
     63 };
     64 
     65 static int gDivs9[2] = { 25, 75, };
     66 DEF_BENCH(return new DrawLatticeBench(gDivs9, 2, gDivs9, 2, SkISize::Make(100, 100),
     67                                       SkRect::MakeWH(250.0f, 250.0f), "Src100_Dst250_Rects9");)
     68 DEF_BENCH(return new DrawLatticeBench(gDivs9, 2, gDivs9, 2, SkISize::Make(100, 100),
     69                                       SkRect::MakeWH(500.0f, 500.0f), "Src100_Dst500_Rects9");)
     70 DEF_BENCH(return new DrawLatticeBench(gDivs9, 2, gDivs9, 2, SkISize::Make(100, 100),
     71                                       SkRect::MakeWH(1000.0f, 1000.0f), "Src100_Dst1000_Rects9");)
     72 static int gDivs15[4] = { 15, 45, 55, 85, };
     73 DEF_BENCH(return new DrawLatticeBench(gDivs15, 4, gDivs15, 4, SkISize::Make(100, 100),
     74                                       SkRect::MakeWH(250.0f, 250.0f), "Src100_Dst250_Rects15");)
     75 DEF_BENCH(return new DrawLatticeBench(gDivs15, 4, gDivs15, 4, SkISize::Make(100, 100),
     76                                       SkRect::MakeWH(500.0f, 500.0f), "Src100_Dst500_Rects15");)
     77 DEF_BENCH(return new DrawLatticeBench(gDivs15, 4, gDivs15, 4, SkISize::Make(100, 100),
     78                                       SkRect::MakeWH(1000.0f, 1000.0f), "Src100_Dst1000_Rects15");)
     79