1/*
2 * Copyright 2014 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 "SkCanvas.h"
10#include "SkPaint.h"
11#include "SkString.h"
12
13struct BezierRec {
14    SkCanvas*   fCanvas;
15    SkPaint     fPaint;
16    SkPath      fQuad;
17    SkPath      fCubic;
18};
19
20typedef const char* (*DrawProc)(const BezierRec*, int);
21
22static const char* draw_quad(const BezierRec* rec, int count) {
23    if (rec) {
24        SkCanvas* canvas = rec->fCanvas;
25        const SkPaint& paint = rec->fPaint;
26        const SkPath& path = rec->fQuad;
27        for (int i = 0; i < count; ++i) {
28            canvas->drawPath(path, paint);
29        }
30    }
31    return "quad";
32}
33
34static const char* draw_cubic(const BezierRec* rec, int count) {
35    if (rec) {
36        SkCanvas* canvas = rec->fCanvas;
37        const SkPaint& paint = rec->fPaint;
38        const SkPath& path = rec->fCubic;
39        for (int i = 0; i < count; ++i) {
40            canvas->drawPath(path, paint);
41        }
42    }
43    return "cubic";
44}
45
46class BezierBench : public Benchmark {
47    SkString fName;
48    SkPaint::Cap fCap;
49    SkPaint::Join fJoin;
50    BezierRec fRec;
51    DrawProc fProc;
52    SkScalar fWidth;
53public:
54    BezierBench(SkPaint::Cap c, SkPaint::Join j, SkScalar w, DrawProc proc) {
55        static const char* gCapName[] = {
56            "butt", "round", "square"
57        };
58        static const char* gJoinName[] = {
59            "miter", "round", "bevel"
60        };
61
62        fCap = c;
63        fJoin = j;
64        fProc = proc;
65        fWidth = SkIntToScalar(w);
66        fName.printf("draw_stroke_bezier_%s_%s_%s_%g", proc(NULL, 0), gCapName[c], gJoinName[j], w);
67
68        fRec.fQuad.moveTo(20, 20);
69        fRec.fQuad.quadTo(60, 20, 60, 60);
70        fRec.fQuad.quadTo(20, 60, 20, 100);
71        fRec.fCubic.moveTo(20, 20);
72        fRec.fCubic.cubicTo(40, 20, 60, 40, 60, 60);
73        fRec.fCubic.cubicTo(40, 60, 20, 80, 20, 100);
74    }
75
76protected:
77    virtual const char* onGetName() {
78        return fName.c_str();
79    }
80
81    virtual void onDraw(const int loops, SkCanvas* canvas) {
82        fRec.fCanvas = canvas;
83        this->setupPaint(&fRec.fPaint);
84        fRec.fPaint.setStyle(SkPaint::kStroke_Style);
85        fRec.fPaint.setStrokeCap(fCap);
86        fRec.fPaint.setStrokeJoin(fJoin);
87        fRec.fPaint.setStrokeWidth(fWidth);
88        fProc(&fRec, loops);
89    }
90
91private:
92    typedef Benchmark INHERITED;
93};
94
95DEF_BENCH( return new BezierBench(SkPaint::kButt_Cap, SkPaint::kRound_Join, 2, draw_quad); )
96DEF_BENCH( return new BezierBench(SkPaint::kSquare_Cap, SkPaint::kBevel_Join, 10, draw_quad); )
97DEF_BENCH( return new BezierBench(SkPaint::kRound_Cap, SkPaint::kMiter_Join, 50, draw_quad); )
98
99DEF_BENCH( return new BezierBench(SkPaint::kButt_Cap, SkPaint::kRound_Join, 2, draw_cubic); )
100DEF_BENCH( return new BezierBench(SkPaint::kSquare_Cap, SkPaint::kBevel_Join, 10, draw_cubic); )
101DEF_BENCH( return new BezierBench(SkPaint::kRound_Cap, SkPaint::kMiter_Join, 50, draw_cubic); )
102