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Side by Side Diff: bench/DeferredCanvasBench.cpp

Issue 354693003: delete disabled bench (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: Created 6 years, 6 months ago
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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 #include "Benchmark.h"
8 #include "SkDeferredCanvas.h"
9 #include "SkDevice.h"
10 #include "SkString.h"
11
12 class DeferredCanvasBench : public Benchmark {
13 public:
14 DeferredCanvasBench(const char name[]) {
15 fName.printf("deferred_canvas_%s", name);
16 }
17
18 enum {
19 CANVAS_WIDTH = 200,
20 CANVAS_HEIGHT = 200,
21 };
22 protected:
23 virtual const char* onGetName() {
24 return fName.c_str();
25 }
26
27 virtual void onDraw(const int loops, SkCanvas* canvas) {
28 #if 0 // what specifically are we interested in timing here?
29 SkBaseDevice *device = canvas->getDevice()->createCompatibleDevice(
30 SkBitmap::kARGB_8888_Config, CANVAS_WIDTH, CANVAS_HEIGHT, false);
31
32 SkAutoTUnref<SkDeferredCanvas> deferredCanvas(SkDeferredCanvas::Create(d evice));
33 device->unref();
34
35 initDeferredCanvas(deferredCanvas);
36 drawInDeferredCanvas(loops, deferredCanvas);
37 finalizeDeferredCanvas(deferredCanvas);
38 deferredCanvas->flush();
39 #endif
40 }
41
42 virtual void initDeferredCanvas(SkDeferredCanvas* canvas) = 0;
43 virtual void drawInDeferredCanvas(const int loops, SkDeferredCanvas* canvas) = 0;
44 virtual void finalizeDeferredCanvas(SkDeferredCanvas* canvas) = 0;
45
46 SkString fName;
47
48 private:
49 typedef Benchmark INHERITED;
50 };
51
52 class SimpleNotificationClient : public SkDeferredCanvas::NotificationClient {
53 public:
54 SimpleNotificationClient() : fDummy(false) {}
55
56 //bogus virtual implementations that just do something small
57 virtual void prepareForDraw() SK_OVERRIDE {fDummy = true;}
58 virtual void storageAllocatedForRecordingChanged(size_t) SK_OVERRIDE {fDummy = false;}
59 virtual void flushedDrawCommands() SK_OVERRIDE {fDummy = !fDummy;}
60 private:
61 bool fDummy;
62
63 typedef SkDeferredCanvas::NotificationClient INHERITED;
64 };
65
66 // Test that records very simple draw operations.
67 // This benchmark aims to capture performance fluctuations in the recording
68 // overhead of SkDeferredCanvas
69 class DeferredRecordBench : public DeferredCanvasBench {
70 public:
71 DeferredRecordBench()
72 : INHERITED("record") {
73 }
74
75 protected:
76
77 virtual void initDeferredCanvas(SkDeferredCanvas* canvas) SK_OVERRIDE {
78 canvas->setNotificationClient(&fNotificationClient);
79 }
80
81 virtual void drawInDeferredCanvas(const int loops, SkDeferredCanvas* canvas) SK_OVERRIDE {
82 SkRect rect;
83 rect.setXYWH(0, 0, 10, 10);
84 SkPaint paint;
85 for (int i = 0; i < loops; i++) {
86 canvas->save();
87 canvas->translate(SkIntToScalar(i * 27 % CANVAS_WIDTH), SkIntToScala r(i * 13 % CANVAS_HEIGHT));
88 canvas->drawRect(rect, paint);
89 canvas->restore();
90 }
91 }
92
93 virtual void finalizeDeferredCanvas(SkDeferredCanvas* canvas) SK_OVERRIDE {
94 canvas->clear(0x0);
95 canvas->setNotificationClient(NULL);
96 }
97
98 private:
99 typedef DeferredCanvasBench INHERITED;
100 SimpleNotificationClient fNotificationClient;
101 };
102
103
104 ///////////////////////////////////////////////////////////////////////////////
105
106 DEF_BENCH( return new DeferredRecordBench(); )
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