PictureTest.cpp revision e9cd27d4a3c92393cc6c79d4d6f93d266411d95e
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 "Test.h" 8#include "SkBitmapDevice.h" 9#include "SkCanvas.h" 10#include "SkColorPriv.h" 11#include "SkData.h" 12#include "SkError.h" 13#include "SkPaint.h" 14#include "SkPicture.h" 15#include "SkPictureUtils.h" 16#include "SkRandom.h" 17#include "SkRRect.h" 18#include "SkShader.h" 19#include "SkStream.h" 20 21 22static void make_bm(SkBitmap* bm, int w, int h, SkColor color, bool immutable) { 23 bm->setConfig(SkBitmap::kARGB_8888_Config, w, h); 24 bm->allocPixels(); 25 bm->eraseColor(color); 26 if (immutable) { 27 bm->setImmutable(); 28 } 29} 30 31typedef void (*DrawBitmapProc)(SkCanvas*, const SkBitmap&, const SkPoint&); 32 33static void drawbitmap_proc(SkCanvas* canvas, const SkBitmap& bm, 34 const SkPoint& pos) { 35 canvas->drawBitmap(bm, pos.fX, pos.fY, NULL); 36} 37 38static void drawbitmaprect_proc(SkCanvas* canvas, const SkBitmap& bm, 39 const SkPoint& pos) { 40 SkRect r = { 41 0, 0, SkIntToScalar(bm.width()), SkIntToScalar(bm.height()) 42 }; 43 r.offset(pos.fX, pos.fY); 44 canvas->drawBitmapRectToRect(bm, NULL, r, NULL); 45} 46 47static void drawshader_proc(SkCanvas* canvas, const SkBitmap& bm, 48 const SkPoint& pos) { 49 SkRect r = { 50 0, 0, SkIntToScalar(bm.width()), SkIntToScalar(bm.height()) 51 }; 52 r.offset(pos.fX, pos.fY); 53 54 SkShader* s = SkShader::CreateBitmapShader(bm, 55 SkShader::kClamp_TileMode, 56 SkShader::kClamp_TileMode); 57 SkPaint paint; 58 paint.setShader(s)->unref(); 59 canvas->drawRect(r, paint); 60 canvas->drawOval(r, paint); 61 SkRRect rr; 62 rr.setRectXY(r, 10, 10); 63 canvas->drawRRect(rr, paint); 64} 65 66// Return a picture with the bitmaps drawn at the specified positions. 67static SkPicture* record_bitmaps(const SkBitmap bm[], const SkPoint pos[], 68 int count, DrawBitmapProc proc) { 69 SkPicture* pic = new SkPicture; 70 SkCanvas* canvas = pic->beginRecording(1000, 1000); 71 for (int i = 0; i < count; ++i) { 72 proc(canvas, bm[i], pos[i]); 73 } 74 pic->endRecording(); 75 return pic; 76} 77 78static void rand_rect(SkRect* rect, SkRandom& rand, SkScalar W, SkScalar H) { 79 rect->fLeft = rand.nextRangeScalar(-W, 2*W); 80 rect->fTop = rand.nextRangeScalar(-H, 2*H); 81 rect->fRight = rect->fLeft + rand.nextRangeScalar(0, W); 82 rect->fBottom = rect->fTop + rand.nextRangeScalar(0, H); 83 84 // we integralize rect to make our tests more predictable, since Gather is 85 // a little sloppy. 86 SkIRect ir; 87 rect->round(&ir); 88 rect->set(ir); 89} 90 91// Allocate result to be large enough to hold subset, and then draw the picture 92// into it, offsetting by subset's top/left corner. 93static void draw(SkPicture* pic, const SkRect& subset, SkBitmap* result) { 94 SkIRect ir; 95 subset.roundOut(&ir); 96 int w = ir.width(); 97 int h = ir.height(); 98 make_bm(result, w, h, 0, false); 99 100 SkCanvas canvas(*result); 101 canvas.translate(-SkIntToScalar(ir.left()), -SkIntToScalar(ir.top())); 102 canvas.drawPicture(*pic); 103} 104 105template <typename T> int find_index(const T* array, T elem, int count) { 106 for (int i = 0; i < count; ++i) { 107 if (array[i] == elem) { 108 return i; 109 } 110 } 111 return -1; 112} 113 114// Return true if 'ref' is found in array[] 115static bool find(SkPixelRef const * const * array, SkPixelRef const * ref, int count) { 116 return find_index<const SkPixelRef*>(array, ref, count) >= 0; 117} 118 119// Look at each pixel in bm, and if its color appears in colors[], find the 120// corresponding value in refs[] and append that ref into array, skipping 121// duplicates of the same value. 122static void gather_from_colors(const SkBitmap& bm, SkPixelRef* const refs[], 123 int count, SkTDArray<SkPixelRef*>* array) { 124 // Since we only want to return unique values in array, when we scan we just 125 // set a bit for each index'd color found. In practice we only have a few 126 // distinct colors, so we just use an int's bits as our array. Hence the 127 // assert that count <= number-of-bits-in-our-int. 128 SkASSERT((unsigned)count <= 32); 129 uint32_t bitarray = 0; 130 131 SkAutoLockPixels alp(bm); 132 133 for (int y = 0; y < bm.height(); ++y) { 134 for (int x = 0; x < bm.width(); ++x) { 135 SkPMColor pmc = *bm.getAddr32(x, y); 136 // the only good case where the color is not found would be if 137 // the color is transparent, meaning no bitmap was drawn in that 138 // pixel. 139 if (pmc) { 140 uint32_t index = SkGetPackedR32(pmc); 141 SkASSERT(SkGetPackedG32(pmc) == index); 142 SkASSERT(SkGetPackedB32(pmc) == index); 143 SkASSERT(static_cast<int>(index) < count); 144 bitarray |= 1 << index; 145 } 146 } 147 } 148 149 for (int i = 0; i < count; ++i) { 150 if (bitarray & (1 << i)) { 151 *array->append() = refs[i]; 152 } 153 } 154} 155 156static void test_gatherpixelrefs(skiatest::Reporter* reporter) { 157 const int IW = 8; 158 const int IH = IW; 159 const SkScalar W = SkIntToScalar(IW); 160 const SkScalar H = W; 161 162 static const int N = 4; 163 SkBitmap bm[N]; 164 SkPixelRef* refs[N]; 165 166 const SkPoint pos[] = { 167 { 0, 0 }, { W, 0 }, { 0, H }, { W, H } 168 }; 169 170 // Our convention is that the color components contain the index of their 171 // corresponding bitmap/pixelref 172 for (int i = 0; i < N; ++i) { 173 make_bm(&bm[i], IW, IH, SkColorSetARGB(0xFF, i, i, i), true); 174 refs[i] = bm[i].pixelRef(); 175 } 176 177 static const DrawBitmapProc procs[] = { 178 drawbitmap_proc, drawbitmaprect_proc, drawshader_proc 179 }; 180 181 SkRandom rand; 182 for (size_t k = 0; k < SK_ARRAY_COUNT(procs); ++k) { 183 SkAutoTUnref<SkPicture> pic(record_bitmaps(bm, pos, N, procs[k])); 184 185 // quick check for a small piece of each quadrant, which should just 186 // contain 1 bitmap. 187 for (size_t i = 0; i < SK_ARRAY_COUNT(pos); ++i) { 188 SkRect r; 189 r.set(2, 2, W - 2, H - 2); 190 r.offset(pos[i].fX, pos[i].fY); 191 SkAutoDataUnref data(SkPictureUtils::GatherPixelRefs(pic, r)); 192 REPORTER_ASSERT(reporter, data); 193 if (data) { 194 int count = static_cast<int>(data->size() / sizeof(SkPixelRef*)); 195 REPORTER_ASSERT(reporter, 1 == count); 196 REPORTER_ASSERT(reporter, *(SkPixelRef**)data->data() == refs[i]); 197 } 198 } 199 200 // Test a bunch of random (mostly) rects, and compare the gather results 201 // with a deduced list of refs by looking at the colors drawn. 202 for (int j = 0; j < 100; ++j) { 203 SkRect r; 204 rand_rect(&r, rand, 2*W, 2*H); 205 206 SkBitmap result; 207 draw(pic, r, &result); 208 SkTDArray<SkPixelRef*> array; 209 210 SkData* data = SkPictureUtils::GatherPixelRefs(pic, r); 211 size_t dataSize = data ? data->size() : 0; 212 int gatherCount = static_cast<int>(dataSize / sizeof(SkPixelRef*)); 213 SkASSERT(gatherCount * sizeof(SkPixelRef*) == dataSize); 214 SkPixelRef** gatherRefs = data ? (SkPixelRef**)(data->data()) : NULL; 215 SkAutoDataUnref adu(data); 216 217 gather_from_colors(result, refs, N, &array); 218 219 /* 220 * GatherPixelRefs is conservative, so it can return more bitmaps 221 * that we actually can see (usually because of conservative bounds 222 * inflation for antialiasing). Thus our check here is only that 223 * Gather didn't miss any that we actually saw. Even that isn't 224 * a strict requirement on Gather, which is meant to be quick and 225 * only mostly-correct, but at the moment this test should work. 226 */ 227 for (int i = 0; i < array.count(); ++i) { 228 bool found = find(gatherRefs, array[i], gatherCount); 229 REPORTER_ASSERT(reporter, found); 230#if 0 231 // enable this block of code to debug failures, as it will rerun 232 // the case that failed. 233 if (!found) { 234 SkData* data = SkPictureUtils::GatherPixelRefs(pic, r); 235 size_t dataSize = data ? data->size() : 0; 236 } 237#endif 238 } 239 } 240 } 241} 242 243#ifdef SK_DEBUG 244// Ensure that deleting SkPicturePlayback does not assert. Asserts only fire in debug mode, so only 245// run in debug mode. 246static void test_deleting_empty_playback() { 247 SkPicture picture; 248 // Creates an SkPictureRecord 249 picture.beginRecording(0, 0); 250 // Turns that into an SkPicturePlayback 251 picture.endRecording(); 252 // Deletes the old SkPicturePlayback, and creates a new SkPictureRecord 253 picture.beginRecording(0, 0); 254} 255 256// Ensure that serializing an empty picture does not assert. Likewise only runs in debug mode. 257static void test_serializing_empty_picture() { 258 SkPicture picture; 259 picture.beginRecording(0, 0); 260 picture.endRecording(); 261 SkDynamicMemoryWStream stream; 262 picture.serialize(&stream); 263} 264#endif 265 266static void rand_op(SkCanvas* canvas, SkRandom& rand) { 267 SkPaint paint; 268 SkRect rect = SkRect::MakeWH(50, 50); 269 270 SkScalar unit = rand.nextUScalar1(); 271 if (unit <= 0.3) { 272// SkDebugf("save\n"); 273 canvas->save(); 274 } else if (unit <= 0.6) { 275// SkDebugf("restore\n"); 276 canvas->restore(); 277 } else if (unit <= 0.9) { 278// SkDebugf("clip\n"); 279 canvas->clipRect(rect); 280 } else { 281// SkDebugf("draw\n"); 282 canvas->drawPaint(paint); 283 } 284} 285 286static void test_peephole() { 287 SkRandom rand; 288 289 for (int j = 0; j < 100; j++) { 290 SkRandom rand2(rand); // remember the seed 291 292 SkPicture picture; 293 SkCanvas* canvas = picture.beginRecording(100, 100); 294 295 for (int i = 0; i < 1000; ++i) { 296 rand_op(canvas, rand); 297 } 298 picture.endRecording(); 299 300 rand = rand2; 301 } 302 303 { 304 SkPicture picture; 305 SkCanvas* canvas = picture.beginRecording(100, 100); 306 SkRect rect = SkRect::MakeWH(50, 50); 307 308 for (int i = 0; i < 100; ++i) { 309 canvas->save(); 310 } 311 while (canvas->getSaveCount() > 1) { 312 canvas->clipRect(rect); 313 canvas->restore(); 314 } 315 picture.endRecording(); 316 } 317} 318 319#ifndef SK_DEBUG 320// Only test this is in release mode. We deliberately crash in debug mode, since a valid caller 321// should never do this. 322static void test_bad_bitmap() { 323 // This bitmap has a width and height but no pixels. As a result, attempting to record it will 324 // fail. 325 SkBitmap bm; 326 bm.setConfig(SkBitmap::kARGB_8888_Config, 100, 100); 327 SkPicture picture; 328 SkCanvas* recordingCanvas = picture.beginRecording(100, 100); 329 recordingCanvas->drawBitmap(bm, 0, 0); 330 picture.endRecording(); 331 332 SkCanvas canvas; 333 canvas.drawPicture(picture); 334} 335#endif 336 337#include "SkData.h" 338#include "SkImageRef_GlobalPool.h" 339// Class to test SkPixelRef::onRefEncodedData, since there are currently no implementations in skia. 340class SkDataImageRef : public SkImageRef_GlobalPool { 341 342public: 343 SkDataImageRef(SkMemoryStream* stream) 344 : SkImageRef_GlobalPool(stream, SkBitmap::kNo_Config) { 345 SkASSERT(stream != NULL); 346 fData = stream->copyToData(); 347 this->setImmutable(); 348 } 349 350 ~SkDataImageRef() { 351 fData->unref(); 352 } 353 354 virtual SkData* onRefEncodedData() SK_OVERRIDE { 355 fData->ref(); 356 return fData; 357 } 358 359private: 360 SkData* fData; 361}; 362 363#include "SkImageEncoder.h" 364 365static SkData* encode_bitmap_to_data(size_t* offset, const SkBitmap& bm) { 366 *offset = 0; 367 return SkImageEncoder::EncodeData(bm, SkImageEncoder::kPNG_Type, 100); 368} 369 370static SkData* serialized_picture_from_bitmap(const SkBitmap& bitmap) { 371 SkPicture picture; 372 SkCanvas* canvas = picture.beginRecording(bitmap.width(), bitmap.height()); 373 canvas->drawBitmap(bitmap, 0, 0); 374 SkDynamicMemoryWStream wStream; 375 picture.serialize(&wStream, &encode_bitmap_to_data); 376 return wStream.copyToData(); 377} 378 379struct ErrorContext { 380 int fErrors; 381 skiatest::Reporter* fReporter; 382}; 383 384static void assert_one_parse_error_cb(SkError error, void* context) { 385 ErrorContext* errorContext = static_cast<ErrorContext*>(context); 386 errorContext->fErrors++; 387 // This test only expects one error, and that is a kParseError. If there are others, 388 // there is some unknown problem. 389 REPORTER_ASSERT_MESSAGE(errorContext->fReporter, 1 == errorContext->fErrors, 390 "This threw more errors than expected."); 391 REPORTER_ASSERT_MESSAGE(errorContext->fReporter, kParseError_SkError == error, 392 SkGetLastErrorString()); 393} 394 395static void test_bitmap_with_encoded_data(skiatest::Reporter* reporter) { 396 // Create a bitmap that will be encoded. 397 SkBitmap original; 398 make_bm(&original, 100, 100, SK_ColorBLUE, true); 399 SkDynamicMemoryWStream wStream; 400 if (!SkImageEncoder::EncodeStream(&wStream, original, SkImageEncoder::kPNG_Type, 100)) { 401 return; 402 } 403 SkAutoDataUnref data(wStream.copyToData()); 404 SkMemoryStream memStream; 405 memStream.setData(data); 406 407 // Use the encoded bitmap as the data for an image ref. 408 SkBitmap bm; 409 SkAutoTUnref<SkDataImageRef> imageRef(SkNEW_ARGS(SkDataImageRef, (&memStream))); 410 imageRef->getInfo(&bm); 411 bm.setPixelRef(imageRef); 412 413 // Write both bitmaps to pictures, and ensure that the resulting data streams are the same. 414 // Flattening original will follow the old path of performing an encode, while flattening bm 415 // will use the already encoded data. 416 SkAutoDataUnref picture1(serialized_picture_from_bitmap(original)); 417 SkAutoDataUnref picture2(serialized_picture_from_bitmap(bm)); 418 REPORTER_ASSERT(reporter, picture1->equals(picture2)); 419 // Now test that a parse error was generated when trying to create a new SkPicture without 420 // providing a function to decode the bitmap. 421 ErrorContext context; 422 context.fErrors = 0; 423 context.fReporter = reporter; 424 SkSetErrorCallback(assert_one_parse_error_cb, &context); 425 SkMemoryStream pictureStream(picture1); 426 SkClearLastError(); 427 SkAutoUnref pictureFromStream(SkPicture::CreateFromStream(&pictureStream, NULL)); 428 REPORTER_ASSERT(reporter, pictureFromStream.get() != NULL); 429 SkClearLastError(); 430 SkSetErrorCallback(NULL, NULL); 431} 432 433static void test_clone_empty(skiatest::Reporter* reporter) { 434 // This is a regression test for crbug.com/172062 435 // Before the fix, we used to crash accessing a null pointer when we 436 // had a picture with no paints. This test passes by not crashing. 437 { 438 SkPicture picture; 439 picture.beginRecording(1, 1); 440 picture.endRecording(); 441 SkPicture* destPicture = picture.clone(); 442 REPORTER_ASSERT(reporter, NULL != destPicture); 443 destPicture->unref(); 444 } 445 { 446 // Test without call to endRecording 447 SkPicture picture; 448 picture.beginRecording(1, 1); 449 SkPicture* destPicture = picture.clone(); 450 REPORTER_ASSERT(reporter, NULL != destPicture); 451 destPicture->unref(); 452 } 453} 454 455static void test_clip_bound_opt(skiatest::Reporter* reporter) { 456 // Test for crbug.com/229011 457 SkRect rect1 = SkRect::MakeXYWH(SkIntToScalar(4), SkIntToScalar(4), 458 SkIntToScalar(2), SkIntToScalar(2)); 459 SkRect rect2 = SkRect::MakeXYWH(SkIntToScalar(7), SkIntToScalar(7), 460 SkIntToScalar(1), SkIntToScalar(1)); 461 SkRect rect3 = SkRect::MakeXYWH(SkIntToScalar(6), SkIntToScalar(6), 462 SkIntToScalar(1), SkIntToScalar(1)); 463 464 SkPath invPath; 465 invPath.addOval(rect1); 466 invPath.setFillType(SkPath::kInverseEvenOdd_FillType); 467 SkPath path; 468 path.addOval(rect2); 469 SkPath path2; 470 path2.addOval(rect3); 471 SkIRect clipBounds; 472 // Minimalist test set for 100% code coverage of 473 // SkPictureRecord::updateClipConservativelyUsingBounds 474 { 475 SkPicture picture; 476 SkCanvas* canvas = picture.beginRecording(10, 10, 477 SkPicture::kUsePathBoundsForClip_RecordingFlag); 478 canvas->clipPath(invPath, SkRegion::kIntersect_Op); 479 bool nonEmpty = canvas->getClipDeviceBounds(&clipBounds); 480 REPORTER_ASSERT(reporter, true == nonEmpty); 481 REPORTER_ASSERT(reporter, 0 == clipBounds.fLeft); 482 REPORTER_ASSERT(reporter, 0 == clipBounds.fTop); 483 REPORTER_ASSERT(reporter, 10 == clipBounds.fBottom); 484 REPORTER_ASSERT(reporter, 10 == clipBounds.fRight); 485 } 486 { 487 SkPicture picture; 488 SkCanvas* canvas = picture.beginRecording(10, 10, 489 SkPicture::kUsePathBoundsForClip_RecordingFlag); 490 canvas->clipPath(path, SkRegion::kIntersect_Op); 491 canvas->clipPath(invPath, SkRegion::kIntersect_Op); 492 bool nonEmpty = canvas->getClipDeviceBounds(&clipBounds); 493 REPORTER_ASSERT(reporter, true == nonEmpty); 494 REPORTER_ASSERT(reporter, 7 == clipBounds.fLeft); 495 REPORTER_ASSERT(reporter, 7 == clipBounds.fTop); 496 REPORTER_ASSERT(reporter, 8 == clipBounds.fBottom); 497 REPORTER_ASSERT(reporter, 8 == clipBounds.fRight); 498 } 499 { 500 SkPicture picture; 501 SkCanvas* canvas = picture.beginRecording(10, 10, 502 SkPicture::kUsePathBoundsForClip_RecordingFlag); 503 canvas->clipPath(path, SkRegion::kIntersect_Op); 504 canvas->clipPath(invPath, SkRegion::kUnion_Op); 505 bool nonEmpty = canvas->getClipDeviceBounds(&clipBounds); 506 REPORTER_ASSERT(reporter, true == nonEmpty); 507 REPORTER_ASSERT(reporter, 0 == clipBounds.fLeft); 508 REPORTER_ASSERT(reporter, 0 == clipBounds.fTop); 509 REPORTER_ASSERT(reporter, 10 == clipBounds.fBottom); 510 REPORTER_ASSERT(reporter, 10 == clipBounds.fRight); 511 } 512 { 513 SkPicture picture; 514 SkCanvas* canvas = picture.beginRecording(10, 10, 515 SkPicture::kUsePathBoundsForClip_RecordingFlag); 516 canvas->clipPath(path, SkRegion::kDifference_Op); 517 bool nonEmpty = canvas->getClipDeviceBounds(&clipBounds); 518 REPORTER_ASSERT(reporter, true == nonEmpty); 519 REPORTER_ASSERT(reporter, 0 == clipBounds.fLeft); 520 REPORTER_ASSERT(reporter, 0 == clipBounds.fTop); 521 REPORTER_ASSERT(reporter, 10 == clipBounds.fBottom); 522 REPORTER_ASSERT(reporter, 10 == clipBounds.fRight); 523 } 524 { 525 SkPicture picture; 526 SkCanvas* canvas = picture.beginRecording(10, 10, 527 SkPicture::kUsePathBoundsForClip_RecordingFlag); 528 canvas->clipPath(path, SkRegion::kReverseDifference_Op); 529 bool nonEmpty = canvas->getClipDeviceBounds(&clipBounds); 530 // True clip is actually empty in this case, but the best 531 // determination we can make using only bounds as input is that the 532 // clip is included in the bounds of 'path'. 533 REPORTER_ASSERT(reporter, true == nonEmpty); 534 REPORTER_ASSERT(reporter, 7 == clipBounds.fLeft); 535 REPORTER_ASSERT(reporter, 7 == clipBounds.fTop); 536 REPORTER_ASSERT(reporter, 8 == clipBounds.fBottom); 537 REPORTER_ASSERT(reporter, 8 == clipBounds.fRight); 538 } 539 { 540 SkPicture picture; 541 SkCanvas* canvas = picture.beginRecording(10, 10, 542 SkPicture::kUsePathBoundsForClip_RecordingFlag); 543 canvas->clipPath(path, SkRegion::kIntersect_Op); 544 canvas->clipPath(path2, SkRegion::kXOR_Op); 545 bool nonEmpty = canvas->getClipDeviceBounds(&clipBounds); 546 REPORTER_ASSERT(reporter, true == nonEmpty); 547 REPORTER_ASSERT(reporter, 6 == clipBounds.fLeft); 548 REPORTER_ASSERT(reporter, 6 == clipBounds.fTop); 549 REPORTER_ASSERT(reporter, 8 == clipBounds.fBottom); 550 REPORTER_ASSERT(reporter, 8 == clipBounds.fRight); 551 } 552} 553 554/** 555 * A canvas that records the number of clip commands. 556 */ 557class ClipCountingCanvas : public SkCanvas { 558public: 559 explicit ClipCountingCanvas(SkBaseDevice* device) 560 : SkCanvas(device) 561 , fClipCount(0){ 562 } 563 564 virtual bool clipRect(const SkRect& r, SkRegion::Op op, bool doAA) 565 SK_OVERRIDE { 566 fClipCount += 1; 567 return this->INHERITED::clipRect(r, op, doAA); 568 } 569 570 virtual bool clipRRect(const SkRRect& rrect, SkRegion::Op op, bool doAA) 571 SK_OVERRIDE { 572 fClipCount += 1; 573 return this->INHERITED::clipRRect(rrect, op, doAA); 574 } 575 576 virtual bool clipPath(const SkPath& path, SkRegion::Op op, bool doAA) 577 SK_OVERRIDE { 578 fClipCount += 1; 579 return this->INHERITED::clipPath(path, op, doAA); 580 } 581 582 unsigned getClipCount() const { return fClipCount; } 583 584private: 585 unsigned fClipCount; 586 587 typedef SkCanvas INHERITED; 588}; 589 590static void test_clip_expansion(skiatest::Reporter* reporter) { 591 SkPicture picture; 592 SkCanvas* canvas = picture.beginRecording(10, 10, 0); 593 594 canvas->clipRect(SkRect::MakeEmpty(), SkRegion::kReplace_Op); 595 // The following expanding clip should not be skipped. 596 canvas->clipRect(SkRect::MakeXYWH(4, 4, 3, 3), SkRegion::kUnion_Op); 597 // Draw something so the optimizer doesn't just fold the world. 598 SkPaint p; 599 p.setColor(SK_ColorBLUE); 600 canvas->drawPaint(p); 601 602 SkBitmapDevice testDevice(SkBitmap::kNo_Config, 10, 10); 603 ClipCountingCanvas testCanvas(&testDevice); 604 picture.draw(&testCanvas); 605 606 // Both clips should be present on playback. 607 REPORTER_ASSERT(reporter, testCanvas.getClipCount() == 2); 608} 609 610static void TestPicture(skiatest::Reporter* reporter) { 611#ifdef SK_DEBUG 612 test_deleting_empty_playback(); 613 test_serializing_empty_picture(); 614#else 615 test_bad_bitmap(); 616#endif 617 test_peephole(); 618 test_gatherpixelrefs(reporter); 619 test_bitmap_with_encoded_data(reporter); 620 test_clone_empty(reporter); 621 test_clip_bound_opt(reporter); 622 test_clip_expansion(reporter); 623} 624 625#include "TestClassDef.h" 626DEFINE_TESTCLASS("Pictures", PictureTestClass, TestPicture) 627