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 "SkCanvas.h"
10 #include "SkRect.h"
11
12 static const SkScalar kCellWidth = SkIntToScalar(20);
13 static const SkScalar kCellHeight = SkIntToScalar(10);
14
15 // This bench draws a table in the manner of Google spreadsheet and sahadan.com.
16 // ____________ ___
17 // | 1 | 2 |
18 // |____________|___|
19 // | 3 | 4 |
20 // |____________|___|
21 //
22 // Areas 1-4 are first all draw white. Areas 3&4 are then drawn grey. Areas
23 // 2&4 are then drawn grey. Areas 2&3 are thus double drawn while area 4 is
24 // triple drawn.
25 // This trio of drawRects is then repeat for the next cell.
26 class TableBench : public SkBenchmark {
27 public:
28
29 static const int kNumIterations = SkBENCHLOOP(10);
30 static const int kNumRows = 48;
31 static const int kNumCols = 32;
32
TableBench(void * param)33 TableBench(void* param)
34 : INHERITED(param) {
35 }
36
37 protected:
onGetName()38 virtual const char* onGetName() {
39 return "tablebench";
40 }
41
onDraw(SkCanvas * canvas)42 virtual void onDraw(SkCanvas* canvas) {
43
44 SkPaint cellPaint;
45 cellPaint.setColor(0xFFFFFFF);
46
47 SkPaint borderPaint;
48 borderPaint.setColor(0xFFCCCCCC);
49
50 for (int i = 0; i < kNumIterations; ++i) {
51 for (int row = 0; row < kNumRows; ++row) {
52 for (int col = 0; col < kNumCols; ++col) {
53 SkRect cell = SkRect::MakeLTRB(col * kCellWidth,
54 row * kCellHeight,
55 (col+1) * kCellWidth,
56 (row+1) * kCellHeight);
57 canvas->drawRect(cell, cellPaint);
58
59 SkRect bottom = SkRect::MakeLTRB(col * kCellWidth,
60 row * kCellHeight + (kCellHeight-SK_Scalar1),
61 (col+1) * kCellWidth,
62 (row+1) * kCellHeight);
63 canvas->drawRect(bottom, borderPaint);
64
65 SkRect right = SkRect::MakeLTRB(col * kCellWidth + (kCellWidth-SK_Scalar1),
66 row * kCellHeight,
67 (col+1) * kCellWidth,
68 (row+1) * kCellHeight);
69 canvas->drawRect(right, borderPaint);
70 }
71 }
72 }
73 }
74
75 private:
76 typedef SkBenchmark INHERITED;
77 };
78
gFactory(void * p)79 static SkBenchmark* gFactory(void* p) { return new TableBench(p); }
80
81 static BenchRegistry gRegistry(gFactory);
82