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
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
|
/*
* Copyright 2012 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "gm.h"
#if SK_SUPPORT_GPU
#include "GrTest.h"
#include "effects/GrRRectEffect.h"
#endif
#include "SkDevice.h"
#include "SkRRect.h"
namespace skiagm {
///////////////////////////////////////////////////////////////////////////////
class RRectGM : public GM {
public:
enum Type {
kBW_Draw_Type,
kAA_Draw_Type,
kBW_Clip_Type,
kAA_Clip_Type,
kEffect_Type,
};
RRectGM(Type type) : fType(type) {
this->setBGColor(0xFFDDDDDD);
this->setUpRRects();
}
protected:
SkString onShortName() SK_OVERRIDE {
SkString name("rrect");
switch (fType) {
case kBW_Draw_Type:
name.append("_draw_bw");
break;
case kAA_Draw_Type:
name.append("_draw_aa");
break;
case kBW_Clip_Type:
name.append("_clip_bw");
break;
case kAA_Clip_Type:
name.append("_clip_aa");
break;
case kEffect_Type:
name.append("_effect");
break;
}
return name;
}
SkISize onISize() SK_OVERRIDE { return SkISize::Make(kImageWidth, kImageHeight); }
void onDraw(SkCanvas* canvas) SK_OVERRIDE {
GrContext* context = NULL;
#if SK_SUPPORT_GPU
GrRenderTarget* rt = canvas->internal_private_accessTopLayerRenderTarget();
context = rt ? rt->getContext() : NULL;
#endif
if (kEffect_Type == fType && NULL == context) {
this->drawGpuOnlyMessage(canvas);
return;
}
SkPaint paint;
if (kAA_Draw_Type == fType) {
paint.setAntiAlias(true);
}
static const SkRect kMaxTileBound = SkRect::MakeWH(SkIntToScalar(kTileX),
SkIntToScalar(kTileY));
#ifdef SK_DEBUG
static const SkRect kMaxImageBound = SkRect::MakeWH(SkIntToScalar(kImageWidth),
SkIntToScalar(kImageHeight));
#endif
#if SK_SUPPORT_GPU
int lastEdgeType = (kEffect_Type == fType) ? kLast_GrProcessorEdgeType: 0;
#else
int lastEdgeType = 0;
#endif
int y = 1;
for (int et = 0; et <= lastEdgeType; ++et) {
int x = 1;
for (int curRRect = 0; curRRect < kNumRRects; ++curRRect) {
bool drew = true;
#ifdef SK_DEBUG
SkASSERT(kMaxTileBound.contains(fRRects[curRRect].getBounds()));
SkRect imageSpaceBounds = fRRects[curRRect].getBounds();
imageSpaceBounds.offset(SkIntToScalar(x), SkIntToScalar(y));
SkASSERT(kMaxImageBound.contains(imageSpaceBounds));
#endif
canvas->save();
canvas->translate(SkIntToScalar(x), SkIntToScalar(y));
if (kEffect_Type == fType) {
#if SK_SUPPORT_GPU
GrTestTarget tt;
context->getTestTarget(&tt);
if (NULL == tt.target()) {
SkDEBUGFAIL("Couldn't get Gr test target.");
return;
}
GrPipelineBuilder pipelineBuilder;
SkRRect rrect = fRRects[curRRect];
rrect.offset(SkIntToScalar(x), SkIntToScalar(y));
GrPrimitiveEdgeType edgeType = (GrPrimitiveEdgeType) et;
SkAutoTUnref<GrFragmentProcessor> fp(GrRRectEffect::Create(edgeType,
rrect));
if (fp) {
pipelineBuilder.addCoverageProcessor(fp);
pipelineBuilder.setRenderTarget(rt);
SkRect bounds = rrect.getBounds();
bounds.outset(2.f, 2.f);
tt.target()->drawSimpleRect(&pipelineBuilder, 0xff000000, SkMatrix::I(),
bounds);
} else {
drew = false;
}
#endif
} else if (kBW_Clip_Type == fType || kAA_Clip_Type == fType) {
bool aaClip = (kAA_Clip_Type == fType);
canvas->clipRRect(fRRects[curRRect], SkRegion::kReplace_Op, aaClip);
canvas->drawRect(kMaxTileBound, paint);
} else {
canvas->drawRRect(fRRects[curRRect], paint);
}
canvas->restore();
if (drew) {
x = x + kTileX;
if (x > kImageWidth) {
x = 1;
y += kTileY;
}
}
}
if (x != 1) {
y += kTileY;
}
}
}
void setUpRRects() {
// each RRect must fit in a 0x0 -> (kTileX-2)x(kTileY-2) block. These will be tiled across
// the screen in kTileX x kTileY tiles. The extra empty pixels on each side are for AA.
// simple cases
fRRects[0].setRect(SkRect::MakeWH(kTileX-2, kTileY-2));
fRRects[1].setOval(SkRect::MakeWH(kTileX-2, kTileY-2));
fRRects[2].setRectXY(SkRect::MakeWH(kTileX-2, kTileY-2), 10, 10);
fRRects[3].setRectXY(SkRect::MakeWH(kTileX-2, kTileY-2), 10, 5);
// small circular corners are an interesting test case for gpu clipping
fRRects[4].setRectXY(SkRect::MakeWH(kTileX-2, kTileY-2), 1, 1);
fRRects[5].setRectXY(SkRect::MakeWH(kTileX-2, kTileY-2), 0.5f, 0.5f);
fRRects[6].setRectXY(SkRect::MakeWH(kTileX-2, kTileY-2), 0.2f, 0.2f);
// The first complex case needs special handling since it is a square
fRRects[kNumSimpleCases].setRectRadii(SkRect::MakeWH(kTileY-2, kTileY-2), gRadii[0]);
for (size_t i = 1; i < SK_ARRAY_COUNT(gRadii); ++i) {
fRRects[kNumSimpleCases+i].setRectRadii(SkRect::MakeWH(kTileX-2, kTileY-2), gRadii[i]);
}
}
private:
Type fType;
static const int kImageWidth = 640;
static const int kImageHeight = 480;
static const int kTileX = 80;
static const int kTileY = 40;
static const int kNumSimpleCases = 7;
static const int kNumComplexCases = 35;
static const SkVector gRadii[kNumComplexCases][4];
static const int kNumRRects = kNumSimpleCases + kNumComplexCases;
SkRRect fRRects[kNumRRects];
typedef GM INHERITED;
};
// Radii for the various test cases. Order is UL, UR, LR, LL
const SkVector RRectGM::gRadii[kNumComplexCases][4] = {
// a circle
{ { kTileY, kTileY }, { kTileY, kTileY }, { kTileY, kTileY }, { kTileY, kTileY } },
// odd ball cases
{ { 8, 8 }, { 32, 32 }, { 8, 8 }, { 32, 32 } },
{ { 16, 8 }, { 8, 16 }, { 16, 8 }, { 8, 16 } },
{ { 0, 0 }, { 16, 16 }, { 8, 8 }, { 32, 32 } },
// UL
{ { 30, 30 }, { 0, 0 }, { 0, 0 }, { 0, 0 } },
{ { 30, 15 }, { 0, 0 }, { 0, 0 }, { 0, 0 } },
{ { 15, 30 }, { 0, 0 }, { 0, 0 }, { 0, 0 } },
// UR
{ { 0, 0 }, { 30, 30 }, { 0, 0 }, { 0, 0 } },
{ { 0, 0 }, { 30, 15 }, { 0, 0 }, { 0, 0 } },
{ { 0, 0 }, { 15, 30 }, { 0, 0 }, { 0, 0 } },
// LR
{ { 0, 0 }, { 0, 0 }, { 30, 30 }, { 0, 0 } },
{ { 0, 0 }, { 0, 0 }, { 30, 15 }, { 0, 0 } },
{ { 0, 0 }, { 0, 0 }, { 15, 30 }, { 0, 0 } },
// LL
{ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 30, 30 } },
{ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 30, 15 } },
{ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 15, 30 } },
// over-sized radii
{ { 0, 0 }, { 100, 400 }, { 0, 0 }, { 0, 0 } },
{ { 0, 0 }, { 400, 400 }, { 0, 0 }, { 0, 0 } },
{ { 400, 400 }, { 400, 400 }, { 400, 400 }, { 400, 400 } },
// circular corner tabs
{ { 0, 0 }, { 20, 20 }, { 20, 20 }, { 0, 0 } },
{ { 20, 20 }, { 20, 20 }, { 0, 0 }, { 0, 0 } },
{ { 0, 0 }, { 0, 0 }, { 20, 20 }, { 20, 20 } },
{ { 20, 20 }, { 0, 0 }, { 0, 0 }, { 20, 20 } },
// small radius circular corner tabs
{ { 0, 0 }, { 0.2f, 0.2f }, { 0.2f, 0.2f }, { 0, 0 } },
{ { 0.3f, 0.3f }, { 0.3f, .3f }, { 0, 0 }, { 0, 0 } },
// single circular corner cases
{ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 15, 15 } },
{ { 0, 0 }, { 0, 0 }, { 15, 15 }, { 0, 0 } },
{ { 0, 0 }, { 15, 15 }, { 0, 0 }, { 0, 0 } },
{ { 15, 15 }, { 0, 0 }, { 0, 0 }, { 0, 0 } },
// nine patch elliptical
{ { 5, 7 }, { 8, 7 }, { 8, 12 }, { 5, 12 } },
{ { 0, 7 }, { 8, 7 }, { 8, 12 }, { 0, 12 } },
// nine patch elliptical, small radii
{ { 0.4f, 7 }, { 8, 7 }, { 8, 12 }, { 0.4f, 12 } },
{ { 0.4f, 0.4f }, { 8, 0.4f }, { 8, 12 }, { 0.4f, 12 } },
{ { 20, 0.4f }, { 18, 0.4f }, { 18, 0.4f }, { 20, 0.4f } },
{ { 0.3f, 0.4f }, { 0.3f, 0.4f }, { 0.3f, 0.4f }, { 0.3f, 0.4f } },
};
///////////////////////////////////////////////////////////////////////////////
DEF_GM( return new RRectGM(RRectGM::kAA_Draw_Type); )
DEF_GM( return new RRectGM(RRectGM::kBW_Draw_Type); )
DEF_GM( return new RRectGM(RRectGM::kAA_Clip_Type); )
DEF_GM( return new RRectGM(RRectGM::kBW_Clip_Type); )
#if SK_SUPPORT_GPU
DEF_GM( return new RRectGM(RRectGM::kEffect_Type); )
#endif
}
|
