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commit-bot@chromium.orgc4b21e62014-04-11 18:33:31 +00001/*
2 * Copyright 2014 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
commit-bot@chromium.orgd9ce2be2014-04-09 23:30:28 +00008#include "Test.h"
commit-bot@chromium.org0a98d872014-05-19 15:15:24 +00009#include "RecordTestUtils.h"
commit-bot@chromium.orgd9ce2be2014-04-09 23:30:28 +000010
11#include "SkDebugCanvas.h"
Mike Klein271a0302014-09-23 15:28:38 -040012#include "SkDropShadowImageFilter.h"
piotaixr65151752014-10-16 11:58:39 -070013#include "SkImagePriv.h"
commit-bot@chromium.orgd9ce2be2014-04-09 23:30:28 +000014#include "SkRecord.h"
commit-bot@chromium.orgd9ce2be2014-04-09 23:30:28 +000015#include "SkRecordDraw.h"
Mike Klein271a0302014-09-23 15:28:38 -040016#include "SkRecordOpts.h"
commit-bot@chromium.orgd9ce2be2014-04-09 23:30:28 +000017#include "SkRecorder.h"
18#include "SkRecords.h"
piotaixr65151752014-10-16 11:58:39 -070019#include "SkSurface.h"
commit-bot@chromium.orgd9ce2be2014-04-09 23:30:28 +000020
21static const int W = 1920, H = 1080;
22
robertphillips783fe162015-01-07 07:28:41 -080023class JustOneDraw : public SkPicture::AbortCallback {
Mike Kleinc11530e2014-06-24 11:29:06 -040024public:
25 JustOneDraw() : fCalls(0) {}
26
mtklein36352bf2015-03-25 18:17:31 -070027 bool abort() override { return fCalls++ > 0; }
Mike Kleinc11530e2014-06-24 11:29:06 -040028private:
29 int fCalls;
30};
31
reed2ff1fce2014-12-11 07:07:37 -080032DEF_TEST(RecordDraw_LazySaves, r) {
33 // Record two commands.
34 SkRecord record;
35 SkRecorder recorder(&record, W, H);
36
37 REPORTER_ASSERT(r, 0 == record.count());
38 recorder.save();
39 REPORTER_ASSERT(r, 0 == record.count()); // the save was not recorded (yet)
40 recorder.drawColor(SK_ColorRED);
41 REPORTER_ASSERT(r, 1 == record.count());
42 recorder.scale(2, 2);
43 REPORTER_ASSERT(r, 3 == record.count()); // now we see the save
44 recorder.restore();
45 REPORTER_ASSERT(r, 4 == record.count());
46
47 assert_type<SkRecords::DrawPaint>(r, record, 0);
48 assert_type<SkRecords::Save> (r, record, 1);
mtkleine9d20522015-11-19 12:08:24 -080049 assert_type<SkRecords::Concat> (r, record, 2);
reed2ff1fce2014-12-11 07:07:37 -080050 assert_type<SkRecords::Restore> (r, record, 3);
51
52 recorder.save();
53 recorder.save();
54 recorder.restore();
55 recorder.restore();
56 REPORTER_ASSERT(r, 4 == record.count());
57}
58
Mike Kleinc11530e2014-06-24 11:29:06 -040059DEF_TEST(RecordDraw_Abort, r) {
60 // Record two commands.
61 SkRecord record;
62 SkRecorder recorder(&record, W, H);
63 recorder.drawRect(SkRect::MakeWH(200, 300), SkPaint());
64 recorder.clipRect(SkRect::MakeWH(100, 200));
65
66 SkRecord rerecord;
67 SkRecorder canvas(&rerecord, W, H);
68
69 JustOneDraw callback;
halcanary96fcdcc2015-08-27 07:41:13 -070070 SkRecordDraw(record, &canvas, nullptr, nullptr, 0, nullptr/*bbh*/, &callback);
Mike Kleinc11530e2014-06-24 11:29:06 -040071
reed2ff1fce2014-12-11 07:07:37 -080072 REPORTER_ASSERT(r, 1 == count_instances_of_type<SkRecords::DrawRect>(rerecord));
73 REPORTER_ASSERT(r, 0 == count_instances_of_type<SkRecords::ClipRect>(rerecord));
Mike Kleinc11530e2014-06-24 11:29:06 -040074}
75
76DEF_TEST(RecordDraw_Unbalanced, r) {
77 SkRecord record;
78 SkRecorder recorder(&record, W, H);
79 recorder.save(); // We won't balance this, but SkRecordDraw will for us.
reed2ff1fce2014-12-11 07:07:37 -080080 recorder.scale(2, 2);
Mike Kleinc11530e2014-06-24 11:29:06 -040081
82 SkRecord rerecord;
83 SkRecorder canvas(&rerecord, W, H);
halcanary96fcdcc2015-08-27 07:41:13 -070084 SkRecordDraw(record, &canvas, nullptr, nullptr, 0, nullptr/*bbh*/, nullptr/*callback*/);
Mike Kleinc11530e2014-06-24 11:29:06 -040085
reed2ff1fce2014-12-11 07:07:37 -080086 int save_count = count_instances_of_type<SkRecords::Save>(rerecord);
87 int restore_count = count_instances_of_type<SkRecords::Save>(rerecord);
88 REPORTER_ASSERT(r, save_count == restore_count);
Mike Kleinc11530e2014-06-24 11:29:06 -040089}
90
commit-bot@chromium.org0a98d872014-05-19 15:15:24 +000091DEF_TEST(RecordDraw_SetMatrixClobber, r) {
92 // Set up an SkRecord that just scales by 2x,3x.
93 SkRecord scaleRecord;
commit-bot@chromium.orga0950412014-05-29 16:52:40 +000094 SkRecorder scaleCanvas(&scaleRecord, W, H);
commit-bot@chromium.org0a98d872014-05-19 15:15:24 +000095 SkMatrix scale;
96 scale.setScale(2, 3);
97 scaleCanvas.setMatrix(scale);
98
99 // Set up an SkRecord with an initial +20, +20 translate.
100 SkRecord translateRecord;
commit-bot@chromium.orga0950412014-05-29 16:52:40 +0000101 SkRecorder translateCanvas(&translateRecord, W, H);
commit-bot@chromium.org0a98d872014-05-19 15:15:24 +0000102 SkMatrix translate;
103 translate.setTranslate(20, 20);
104 translateCanvas.setMatrix(translate);
105
halcanary96fcdcc2015-08-27 07:41:13 -0700106 SkRecordDraw(scaleRecord, &translateCanvas, nullptr, nullptr, 0, nullptr/*bbh*/, nullptr/*callback*/);
Mike Kleinc11530e2014-06-24 11:29:06 -0400107 REPORTER_ASSERT(r, 4 == translateRecord.count());
108 assert_type<SkRecords::SetMatrix>(r, translateRecord, 0);
109 assert_type<SkRecords::Save> (r, translateRecord, 1);
110 assert_type<SkRecords::SetMatrix>(r, translateRecord, 2);
111 assert_type<SkRecords::Restore> (r, translateRecord, 3);
commit-bot@chromium.org0a98d872014-05-19 15:15:24 +0000112
113 // When we look at translateRecord now, it should have its first +20,+20 translate,
114 // then a 2x,3x scale that's been concatted with that +20,+20 translate.
115 const SkRecords::SetMatrix* setMatrix;
116 setMatrix = assert_type<SkRecords::SetMatrix>(r, translateRecord, 0);
117 REPORTER_ASSERT(r, setMatrix->matrix == translate);
118
Mike Kleinc11530e2014-06-24 11:29:06 -0400119 setMatrix = assert_type<SkRecords::SetMatrix>(r, translateRecord, 2);
commit-bot@chromium.org0a98d872014-05-19 15:15:24 +0000120 SkMatrix expected = scale;
121 expected.postConcat(translate);
122 REPORTER_ASSERT(r, setMatrix->matrix == expected);
123}
mtkleina723b572014-08-15 11:49:49 -0700124
mtklein937c9c72014-09-02 15:19:48 -0700125// Like a==b, with a little slop recognizing that float equality can be weird.
126static bool sloppy_rect_eq(SkRect a, SkRect b) {
127 SkRect inset(a), outset(a);
128 inset.inset(1, 1);
129 outset.outset(1, 1);
130 return outset.contains(b) && !inset.contains(b);
131}
132
mtklein40732b32015-10-24 07:45:47 -0700133DEF_TEST(RecordDraw_BasicBounds, r) {
mtkleina723b572014-08-15 11:49:49 -0700134 SkRecord record;
mtkleina723b572014-08-15 11:49:49 -0700135 SkRecorder recorder(&record, W, H);
136 recorder.save();
137 recorder.clipRect(SkRect::MakeWH(400, 500));
138 recorder.scale(2, 2);
139 recorder.drawRect(SkRect::MakeWH(320, 240), SkPaint());
140 recorder.restore();
141
mtklein40732b32015-10-24 07:45:47 -0700142 SkAutoTMalloc<SkRect> bounds(record.count());
143 SkRecordFillBounds(SkRect::MakeWH(SkIntToScalar(W), SkIntToScalar(H)), record, bounds);
mtkleina723b572014-08-15 11:49:49 -0700144
mtklein40732b32015-10-24 07:45:47 -0700145 for (int i = 0; i < record.count(); i++) {
146 REPORTER_ASSERT(r, sloppy_rect_eq(SkRect::MakeWH(400, 480), bounds[i]));
mtkleina723b572014-08-15 11:49:49 -0700147 }
148}
mtklein00f30bd2014-09-02 12:03:31 -0700149
mtklein937c9c72014-09-02 15:19:48 -0700150// A regression test for crbug.com/409110.
151DEF_TEST(RecordDraw_TextBounds, r) {
152 SkRecord record;
153 SkRecorder recorder(&record, W, H);
154
155 // Two Chinese characters in UTF-8.
156 const char text[] = { '\xe6', '\xbc', '\xa2', '\xe5', '\xad', '\x97' };
157 const size_t bytes = SK_ARRAY_COUNT(text);
158
159 const SkScalar xpos[] = { 10, 20 };
160 recorder.drawPosTextH(text, bytes, xpos, 30, SkPaint());
161
162 const SkPoint pos[] = { {40, 50}, {60, 70} };
163 recorder.drawPosText(text, bytes, pos, SkPaint());
164
mtklein40732b32015-10-24 07:45:47 -0700165 SkAutoTMalloc<SkRect> bounds(record.count());
166 SkRecordFillBounds(SkRect::MakeWH(SkIntToScalar(W), SkIntToScalar(H)), record, bounds);
mtklein937c9c72014-09-02 15:19:48 -0700167
mtklein9a5380d2014-12-16 06:31:01 -0800168 // We can make these next assertions confidently because SkRecordFillBounds
169 // builds its bounds by overestimating font metrics in a platform-independent way.
170 // If that changes, these tests will need to be more flexible.
mtklein40732b32015-10-24 07:45:47 -0700171 REPORTER_ASSERT(r, sloppy_rect_eq(bounds[0], SkRect::MakeLTRB(0, 0, 140, 60)));
172 REPORTER_ASSERT(r, sloppy_rect_eq(bounds[1], SkRect::MakeLTRB(0, 20, 180, 100)));
mtklein937c9c72014-09-02 15:19:48 -0700173}
174
mtklein00f30bd2014-09-02 12:03:31 -0700175// Base test to ensure start/stop range is respected
176DEF_TEST(RecordDraw_PartialStartStop, r) {
177 static const int kWidth = 10, kHeight = 10;
178
179 SkRect r1 = { 0, 0, kWidth, kHeight };
180 SkRect r2 = { 0, 0, kWidth, kHeight/2 };
181 SkRect r3 = { 0, 0, kWidth/2, kHeight };
182 SkPaint p;
183
184 SkRecord record;
185 SkRecorder recorder(&record, kWidth, kHeight);
186 recorder.drawRect(r1, p);
187 recorder.drawRect(r2, p);
188 recorder.drawRect(r3, p);
189
190 SkRecord rerecord;
191 SkRecorder canvas(&rerecord, kWidth, kHeight);
halcanary96fcdcc2015-08-27 07:41:13 -0700192 SkRecordPartialDraw(record, &canvas, nullptr, 0, 1, 2, SkMatrix::I()); // replay just drawRect of r2
mtklein00f30bd2014-09-02 12:03:31 -0700193
reed2ff1fce2014-12-11 07:07:37 -0800194 REPORTER_ASSERT(r, 1 == count_instances_of_type<SkRecords::DrawRect>(rerecord));
195 int index = find_first_instances_of_type<SkRecords::DrawRect>(rerecord);
196 const SkRecords::DrawRect* drawRect = assert_type<SkRecords::DrawRect>(r, rerecord, index);
mtklein00f30bd2014-09-02 12:03:31 -0700197 REPORTER_ASSERT(r, drawRect->rect == r2);
198}
199
halcanary6950de62015-11-07 05:29:00 -0800200// A regression test for crbug.com/415468 and https://bug.skia.org/2957 .
mtklein8e393bf2014-10-01 12:48:58 -0700201//
202// This also now serves as a regression test for crbug.com/418417. We used to adjust the
203// bounds for the saveLayer, clip, and restore to be greater than the bounds of the picture.
204// (We were applying the saveLayer paint to the bounds after restore, which makes no sense.)
Mike Klein271a0302014-09-23 15:28:38 -0400205DEF_TEST(RecordDraw_SaveLayerAffectsClipBounds, r) {
206 SkRecord record;
207 SkRecorder recorder(&record, 50, 50);
208
209 // We draw a rectangle with a long drop shadow. We used to not update the clip
210 // bounds based on SaveLayer paints, so the drop shadow could be cut off.
211 SkPaint paint;
robertphillipsc4169122016-04-06 08:40:59 -0700212 paint.setImageFilter(SkDropShadowImageFilter::Make(
213 20, 0, 0, 0, SK_ColorBLACK,
214 SkDropShadowImageFilter::kDrawShadowAndForeground_ShadowMode,
215 nullptr));
Mike Klein271a0302014-09-23 15:28:38 -0400216
halcanary96fcdcc2015-08-27 07:41:13 -0700217 recorder.saveLayer(nullptr, &paint);
Mike Klein271a0302014-09-23 15:28:38 -0400218 recorder.clipRect(SkRect::MakeWH(20, 40));
219 recorder.drawRect(SkRect::MakeWH(20, 40), SkPaint());
220 recorder.restore();
221
mtklein8e393bf2014-10-01 12:48:58 -0700222 // Under the original bug, the right edge value of the drawRect would be 20 less than asserted
223 // here because we intersected it with a clip that had not been adjusted for the drop shadow.
224 //
225 // The second bug showed up as adjusting the picture bounds (0,0,50,50) by the drop shadow too.
226 // The saveLayer, clipRect, and restore bounds were incorrectly (0,0,70,50).
mtklein40732b32015-10-24 07:45:47 -0700227 SkAutoTMalloc<SkRect> bounds(record.count());
228 SkRecordFillBounds(SkRect::MakeWH(50, 50), record, bounds);
229 REPORTER_ASSERT(r, sloppy_rect_eq(bounds[0], SkRect::MakeLTRB(0, 0, 50, 50)));
230 REPORTER_ASSERT(r, sloppy_rect_eq(bounds[1], SkRect::MakeLTRB(0, 0, 50, 50)));
231 REPORTER_ASSERT(r, sloppy_rect_eq(bounds[2], SkRect::MakeLTRB(0, 0, 40, 40)));
232 REPORTER_ASSERT(r, sloppy_rect_eq(bounds[3], SkRect::MakeLTRB(0, 0, 50, 50)));
Mike Klein271a0302014-09-23 15:28:38 -0400233}
piotaixr65151752014-10-16 11:58:39 -0700234
robertphillips4d52afe2014-11-03 08:19:44 -0800235// When a saveLayer provides an explicit bound and has a complex paint (e.g., one that
236// affects transparent black), that bound should serve to shrink the area of the required
237// backing store.
238DEF_TEST(RecordDraw_SaveLayerBoundsAffectsClipBounds, r) {
239 SkRecord record;
240 SkRecorder recorder(&record, 50, 50);
241
242 SkPaint p;
reed374772b2016-10-05 17:33:02 -0700243 p.setBlendMode(SkBlendMode::kSrc);
robertphillips4d52afe2014-11-03 08:19:44 -0800244
mtklein40732b32015-10-24 07:45:47 -0700245 SkRect layerBounds = SkRect::MakeLTRB(10, 10, 40, 40);
246 recorder.saveLayer(&layerBounds, &p);
robertphillips4d52afe2014-11-03 08:19:44 -0800247 recorder.drawRect(SkRect::MakeLTRB(20, 20, 30, 30), SkPaint());
248 recorder.restore();
249
mtklein40732b32015-10-24 07:45:47 -0700250 SkAutoTMalloc<SkRect> bounds(record.count());
251 SkRecordFillBounds(SkRect::MakeWH(50, 50), record, bounds);
reedd990e2f2014-12-22 11:58:30 -0800252 if (!SkCanvas::Internal_Private_GetIgnoreSaveLayerBounds()) {
mtklein40732b32015-10-24 07:45:47 -0700253 REPORTER_ASSERT(r, sloppy_rect_eq(bounds[0], SkRect::MakeLTRB(10, 10, 40, 40)));
254 REPORTER_ASSERT(r, sloppy_rect_eq(bounds[1], SkRect::MakeLTRB(20, 20, 30, 30)));
255 REPORTER_ASSERT(r, sloppy_rect_eq(bounds[2], SkRect::MakeLTRB(10, 10, 40, 40)));
reedd990e2f2014-12-22 11:58:30 -0800256 }
robertphillips4d52afe2014-11-03 08:19:44 -0800257}
258
piotaixr65151752014-10-16 11:58:39 -0700259DEF_TEST(RecordDraw_drawImage, r){
260 class SkCanvasMock : public SkCanvas {
261 public:
mtkleinad8aa1d2014-11-11 18:52:02 -0800262 SkCanvasMock(int width, int height) : SkCanvas(width, height) {
piotaixr65151752014-10-16 11:58:39 -0700263 this->resetTestValues();
264 }
piotaixr65151752014-10-16 11:58:39 -0700265
reed41af9662015-01-05 07:49:08 -0800266 void onDrawImage(const SkImage* image, SkScalar left, SkScalar top,
mtklein36352bf2015-03-25 18:17:31 -0700267 const SkPaint* paint) override {
piotaixr65151752014-10-16 11:58:39 -0700268 fDrawImageCalled = true;
269 }
270
reed41af9662015-01-05 07:49:08 -0800271 void onDrawImageRect(const SkImage* image, const SkRect* src, const SkRect& dst,
reed562fe472015-07-28 07:35:14 -0700272 const SkPaint* paint, SrcRectConstraint) override {
piotaixr65151752014-10-16 11:58:39 -0700273 fDrawImageRectCalled = true;
274 }
275
276 void resetTestValues() {
277 fDrawImageCalled = fDrawImageRectCalled = false;
278 }
279
280 bool fDrawImageCalled;
281 bool fDrawImageRectCalled;
piotaixr65151752014-10-16 11:58:39 -0700282 };
283
reede8f30622016-03-23 18:59:25 -0700284 auto surface(SkSurface::MakeRasterN32Premul(10, 10));
piotaixr65151752014-10-16 11:58:39 -0700285 surface->getCanvas()->clear(SK_ColorGREEN);
reed9ce9d672016-03-17 10:51:11 -0700286 sk_sp<SkImage> image(surface->makeImageSnapshot());
piotaixr65151752014-10-16 11:58:39 -0700287
288 SkCanvasMock canvas(10, 10);
289
290 {
291 SkRecord record;
292 SkRecorder recorder(&record, 10, 10);
293 recorder.drawImage(image, 0, 0);
halcanary96fcdcc2015-08-27 07:41:13 -0700294 SkRecordDraw(record, &canvas, nullptr, nullptr, 0, nullptr, 0);
piotaixr65151752014-10-16 11:58:39 -0700295 }
296 REPORTER_ASSERT(r, canvas.fDrawImageCalled);
297 canvas.resetTestValues();
298
299 {
300 SkRecord record;
301 SkRecorder recorder(&record, 10, 10);
reede47829b2015-08-06 10:02:53 -0700302 recorder.drawImageRect(image, SkRect::MakeWH(10, 10), nullptr);
halcanary96fcdcc2015-08-27 07:41:13 -0700303 SkRecordDraw(record, &canvas, nullptr, nullptr, 0, nullptr, 0);
piotaixr65151752014-10-16 11:58:39 -0700304 }
305 REPORTER_ASSERT(r, canvas.fDrawImageRectCalled);
306
307}