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
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
|
/*
* Copyright 2014 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "Test.h"
#if SK_SUPPORT_GPU
#include "GrContext.h"
#include "GrLayerCache.h"
#include "GrRecordReplaceDraw.h"
#include "RecordTestUtils.h"
#include "SkBBHFactory.h"
#include "SkPictureRecorder.h"
#include "SkRecordDraw.h"
#include "SkRecorder.h"
#include "SkUtils.h"
static const int kWidth = 100;
static const int kHeight = 100;
class JustOneDraw : public SkPicture::AbortCallback {
public:
JustOneDraw() : fCalls(0) {}
bool abort() override { return fCalls++ > 0; }
private:
int fCalls;
};
// Make sure the abort callback works
DEF_TEST(RecordReplaceDraw_Abort, r) {
sk_sp<SkPicture> pic;
{
// Record two commands.
SkPictureRecorder recorder;
SkCanvas* canvas = recorder.beginRecording(SkIntToScalar(kWidth), SkIntToScalar(kHeight));
canvas->drawRect(SkRect::MakeWH(SkIntToScalar(kWidth), SkIntToScalar(kHeight)), SkPaint());
canvas->clipRect(SkRect::MakeWH(SkIntToScalar(kWidth), SkIntToScalar(kHeight)));
pic = recorder.finishRecordingAsPicture();
}
SkRecord rerecord;
SkRecorder canvas(&rerecord, kWidth, kHeight);
JustOneDraw callback;
GrRecordReplaceDraw(pic.get(), &canvas, nullptr, SkMatrix::I(), &callback);
switch (rerecord.count()) {
case 3:
assert_type<SkRecords::Save>(r, rerecord, 0);
assert_type<SkRecords::DrawRect>(r, rerecord, 1);
assert_type<SkRecords::Restore>(r, rerecord, 2);
break;
case 1:
assert_type<SkRecords::DrawRect>(r, rerecord, 0);
break;
default:
REPORTER_ASSERT(r, false);
}
}
// Make sure GrRecordReplaceDraw balances unbalanced saves
DEF_TEST(RecordReplaceDraw_Unbalanced, r) {
sk_sp<SkPicture> pic;
{
SkPictureRecorder recorder;
SkCanvas* canvas = recorder.beginRecording(SkIntToScalar(kWidth), SkIntToScalar(kHeight));
// We won't balance this, but GrRecordReplaceDraw will for us.
canvas->save();
canvas->scale(2, 2);
pic = recorder.finishRecordingAsPicture();
}
SkRecord rerecord;
SkRecorder canvas(&rerecord, kWidth, kHeight);
GrRecordReplaceDraw(pic.get(), &canvas, nullptr, SkMatrix::I(), nullptr/*callback*/);
// ensure rerecord is balanced (in this case by checking that the count is odd)
REPORTER_ASSERT(r, (rerecord.count() & 1) == 1);
}
// Test out the layer replacement functionality with and w/o a BBH
void test_replacements(skiatest::Reporter* r, GrContext* context, bool doReplace) {
sk_sp<SkPicture> pic;
{
SkPictureRecorder recorder;
SkCanvas* canvas = recorder.beginRecording(SkIntToScalar(kWidth), SkIntToScalar(kHeight));
SkPaint paint;
canvas->saveLayer(nullptr, &paint);
canvas->clear(SK_ColorRED);
canvas->restore();
canvas->drawRect(SkRect::MakeWH(SkIntToScalar(kWidth / 2), SkIntToScalar(kHeight / 2)),
SkPaint());
pic = recorder.finishRecordingAsPicture();
}
SkAutoTUnref<GrTexture> texture;
SkPaint paint;
GrLayerCache* layerCache = context->getLayerCache();
if (doReplace) {
int key[1] = { 0 };
GrCachedLayer* layer = layerCache->findLayerOrCreate(pic->uniqueID(), 0, 2,
SkIRect::MakeWH(kWidth, kHeight),
SkIRect::MakeWH(kWidth, kHeight),
SkMatrix::I(), key, 1, &paint);
GrSurfaceDesc desc;
desc.fConfig = kSkia8888_GrPixelConfig;
desc.fFlags = kRenderTarget_GrSurfaceFlag;
desc.fWidth = kWidth;
desc.fHeight = kHeight;
desc.fSampleCnt = 0;
texture.reset(context->textureProvider()->createTexture(
desc, SkBudgeted::kNo, nullptr, 0));
layer->setTexture(texture, SkIRect::MakeWH(kWidth, kHeight), false);
}
SkRecord rerecord;
SkRecorder canvas(&rerecord, kWidth, kHeight);
GrRecordReplaceDraw(pic.get(), &canvas, layerCache, SkMatrix::I(), nullptr/*callback*/);
int numLayers = count_instances_of_type<SkRecords::SaveLayer>(rerecord);
if (doReplace) {
REPORTER_ASSERT(r, 0 == numLayers);
} else {
REPORTER_ASSERT(r, 1 == numLayers);
}
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(RecordReplaceDraw, r, context) {
test_replacements(r, context, false);
test_replacements(r, context, true);
}
#endif
|
