bench/WriterBench.cpp


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40


/*
 * Copyright 2012 The Android Open Source Project
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

#include "SkBenchmark.h"
#include "SkCanvas.h"
#include "SkWriter32.h"

class WriterBench : public SkBenchmark {
public:
    WriterBench(void* param) : INHERITED(param) {}

protected:
    virtual const char* onGetName() SK_OVERRIDE {
        return "writer";
    }

    virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE {
        static const char gStr[] = "abcdefghimjklmnopqrstuvwxyz";
        static const size_t gLen = strlen(gStr);
        SkWriter32 writer(256 * 4);
        for (int i = 0; i < SkBENCHLOOP(800); i++) {
            for (size_t j = 0; j <= gLen; j++) {
                writer.writeString(gStr, j);
            }
        }
    }

private:
    typedef SkBenchmark INHERITED;
};

////////////////////////////////////////////////////////////////////////////////

static SkBenchmark* fact(void* p) { return new WriterBench(p); }
static BenchRegistry gReg(fact);