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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "base/compiler_specific.h" | |
| 6 #include "base/memory/scoped_ptr.h" | |
| 7 #include "cc/test/geometry_test_utils.h" | |
| 8 #include "skia/ext/pixel_ref_utils.h" | |
| 9 #include "skia/ext/refptr.h" | |
| 10 #include "testing/gtest/include/gtest/gtest.h" | |
| 11 #include "third_party/skia/include/core/SkBitmap.h" | |
| 12 #include "third_party/skia/include/core/SkCanvas.h" | |
| 13 #include "third_party/skia/include/core/SkPictureRecorder.h" | |
| 14 #include "third_party/skia/include/core/SkPixelRef.h" | |
| 15 #include "third_party/skia/include/core/SkPoint.h" | |
| 16 #include "third_party/skia/include/core/SkShader.h" | |
| 17 #include "third_party/skia/src/core/SkOrderedReadBuffer.h" | |
| 18 #include "ui/gfx/geometry/rect.h" | |
| 19 #include "ui/gfx/skia_util.h" | |
| 20 | |
| 21 namespace skia { | |
| 22 | |
| 23 namespace { | |
| 24 | |
| 25 void CreateBitmap(gfx::Size size, const char* uri, SkBitmap* bitmap); | |
| 26 | |
| 27 class TestDiscardableShader : public SkShader { | |
| 28 public: | |
| 29 TestDiscardableShader() { | |
| 30 CreateBitmap(gfx::Size(50, 50), "discardable", &bitmap_); | |
| 31 } | |
| 32 | |
| 33 TestDiscardableShader(SkReadBuffer& buffer) { | |
| 34 CreateBitmap(gfx::Size(50, 50), "discardable", &bitmap_); | |
| 35 } | |
| 36 | |
| 37 SkShader::BitmapType asABitmap(SkBitmap* bitmap, | |
| 38 SkMatrix* matrix, | |
| 39 TileMode xy[2]) const override { | |
| 40 if (bitmap) | |
| 41 *bitmap = bitmap_; | |
| 42 return SkShader::kDefault_BitmapType; | |
| 43 } | |
| 44 | |
| 45 // not indended to return an actual context. Just need to supply this. | |
| 46 size_t contextSize() const override { return sizeof(SkShader::Context); } | |
| 47 | |
| 48 void flatten(SkWriteBuffer&) const override {} | |
| 49 | |
| 50 // Manual expansion of SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS to | |
| 51 // satisfy Chrome's style checker, since Skia isn't ready to make the C++11 | |
| 52 // leap yet. | |
| 53 private: | |
| 54 static SkFlattenable* CreateProc(SkReadBuffer&); | |
| 55 friend class SkPrivateEffectInitializer; | |
| 56 | |
| 57 public: | |
| 58 Factory getFactory() const override { return CreateProc; } | |
| 59 | |
| 60 private: | |
| 61 SkBitmap bitmap_; | |
| 62 }; | |
| 63 | |
| 64 SkFlattenable* TestDiscardableShader::CreateProc(SkReadBuffer&) { | |
| 65 return new TestDiscardableShader; | |
| 66 } | |
| 67 | |
| 68 void CreateBitmap(gfx::Size size, const char* uri, SkBitmap* bitmap) { | |
| 69 bitmap->allocN32Pixels(size.width(), size.height()); | |
| 70 bitmap->pixelRef()->setImmutable(); | |
| 71 bitmap->pixelRef()->setURI(uri); | |
| 72 } | |
| 73 | |
| 74 SkCanvas* StartRecording(SkPictureRecorder* recorder, gfx::Rect layer_rect) { | |
| 75 SkCanvas* canvas = | |
| 76 recorder->beginRecording(layer_rect.width(), layer_rect.height()); | |
| 77 | |
| 78 canvas->save(); | |
| 79 canvas->translate(-layer_rect.x(), -layer_rect.y()); | |
| 80 canvas->clipRect(SkRect::MakeXYWH( | |
| 81 layer_rect.x(), layer_rect.y(), layer_rect.width(), layer_rect.height())); | |
| 82 | |
| 83 return canvas; | |
| 84 } | |
| 85 | |
| 86 SkPicture* StopRecording(SkPictureRecorder* recorder, SkCanvas* canvas) { | |
| 87 canvas->restore(); | |
| 88 return recorder->endRecording(); | |
| 89 } | |
| 90 | |
| 91 } // namespace | |
| 92 | |
| 93 TEST(PixelRefUtilsTest, DrawPaint) { | |
| 94 gfx::Rect layer_rect(0, 0, 256, 256); | |
| 95 | |
| 96 SkPictureRecorder recorder; | |
| 97 SkCanvas* canvas = StartRecording(&recorder, layer_rect); | |
| 98 | |
| 99 TestDiscardableShader first_shader; | |
| 100 SkPaint first_paint; | |
| 101 first_paint.setShader(&first_shader); | |
| 102 | |
| 103 TestDiscardableShader second_shader; | |
| 104 SkPaint second_paint; | |
| 105 second_paint.setShader(&second_shader); | |
| 106 | |
| 107 TestDiscardableShader third_shader; | |
| 108 SkPaint third_paint; | |
| 109 third_paint.setShader(&third_shader); | |
| 110 | |
| 111 canvas->drawPaint(first_paint); | |
| 112 canvas->clipRect(SkRect::MakeXYWH(34, 45, 56, 67)); | |
| 113 canvas->drawPaint(second_paint); | |
| 114 // Total clip is now (34, 45, 56, 55) | |
| 115 canvas->clipRect(SkRect::MakeWH(100, 100)); | |
| 116 canvas->drawPaint(third_paint); | |
| 117 | |
| 118 skia::RefPtr<SkPicture> picture = skia::AdoptRef(StopRecording(&recorder, canv
as)); | |
| 119 | |
| 120 std::vector<skia::PixelRefUtils::PositionPixelRef> pixel_refs; | |
| 121 skia::PixelRefUtils::GatherDiscardablePixelRefs(picture.get(), &pixel_refs); | |
| 122 | |
| 123 EXPECT_EQ(3u, pixel_refs.size()); | |
| 124 EXPECT_FLOAT_RECT_EQ(gfx::RectF(0, 0, 256, 256), | |
| 125 gfx::SkRectToRectF(pixel_refs[0].pixel_ref_rect)); | |
| 126 EXPECT_FLOAT_RECT_EQ(gfx::RectF(34, 45, 56, 67), | |
| 127 gfx::SkRectToRectF(pixel_refs[1].pixel_ref_rect)); | |
| 128 EXPECT_FLOAT_RECT_EQ(gfx::RectF(34, 45, 56, 55), | |
| 129 gfx::SkRectToRectF(pixel_refs[2].pixel_ref_rect)); | |
| 130 } | |
| 131 | |
| 132 TEST(PixelRefUtilsTest, DrawPoints) { | |
| 133 gfx::Rect layer_rect(0, 0, 256, 256); | |
| 134 | |
| 135 SkPictureRecorder recorder; | |
| 136 SkCanvas* canvas = StartRecording(&recorder, layer_rect); | |
| 137 | |
| 138 TestDiscardableShader first_shader; | |
| 139 SkPaint first_paint; | |
| 140 first_paint.setShader(&first_shader); | |
| 141 | |
| 142 TestDiscardableShader second_shader; | |
| 143 SkPaint second_paint; | |
| 144 second_paint.setShader(&second_shader); | |
| 145 | |
| 146 TestDiscardableShader third_shader; | |
| 147 SkPaint third_paint; | |
| 148 third_paint.setShader(&third_shader); | |
| 149 | |
| 150 SkPoint points[3]; | |
| 151 points[0].set(10, 10); | |
| 152 points[1].set(100, 20); | |
| 153 points[2].set(50, 100); | |
| 154 // (10, 10, 90, 90). | |
| 155 canvas->drawPoints(SkCanvas::kPolygon_PointMode, 3, points, first_paint); | |
| 156 | |
| 157 canvas->save(); | |
| 158 | |
| 159 canvas->clipRect(SkRect::MakeWH(50, 50)); | |
| 160 // (10, 10, 40, 40). | |
| 161 canvas->drawPoints(SkCanvas::kPolygon_PointMode, 3, points, second_paint); | |
| 162 | |
| 163 canvas->restore(); | |
| 164 | |
| 165 points[0].set(50, 55); | |
| 166 points[1].set(50, 55); | |
| 167 points[2].set(200, 200); | |
| 168 // (50, 55, 150, 145). | |
| 169 canvas->drawPoints(SkCanvas::kPolygon_PointMode, 3, points, third_paint); | |
| 170 | |
| 171 skia::RefPtr<SkPicture> picture = skia::AdoptRef(StopRecording(&recorder, canv
as)); | |
| 172 | |
| 173 std::vector<skia::PixelRefUtils::PositionPixelRef> pixel_refs; | |
| 174 skia::PixelRefUtils::GatherDiscardablePixelRefs(picture.get(), &pixel_refs); | |
| 175 | |
| 176 EXPECT_EQ(3u, pixel_refs.size()); | |
| 177 EXPECT_FLOAT_RECT_EQ(gfx::RectF(10, 10, 90, 90), | |
| 178 gfx::SkRectToRectF(pixel_refs[0].pixel_ref_rect)); | |
| 179 EXPECT_FLOAT_RECT_EQ(gfx::RectF(10, 10, 40, 40), | |
| 180 gfx::SkRectToRectF(pixel_refs[1].pixel_ref_rect)); | |
| 181 EXPECT_FLOAT_RECT_EQ(gfx::RectF(50, 55, 150, 145), | |
| 182 gfx::SkRectToRectF(pixel_refs[2].pixel_ref_rect)); | |
| 183 } | |
| 184 | |
| 185 TEST(PixelRefUtilsTest, DrawRect) { | |
| 186 gfx::Rect layer_rect(0, 0, 256, 256); | |
| 187 | |
| 188 SkPictureRecorder recorder; | |
| 189 SkCanvas* canvas = StartRecording(&recorder, layer_rect); | |
| 190 | |
| 191 TestDiscardableShader first_shader; | |
| 192 SkPaint first_paint; | |
| 193 first_paint.setShader(&first_shader); | |
| 194 | |
| 195 TestDiscardableShader second_shader; | |
| 196 SkPaint second_paint; | |
| 197 second_paint.setShader(&second_shader); | |
| 198 | |
| 199 TestDiscardableShader third_shader; | |
| 200 SkPaint third_paint; | |
| 201 third_paint.setShader(&third_shader); | |
| 202 | |
| 203 // (10, 20, 30, 40). | |
| 204 canvas->drawRect(SkRect::MakeXYWH(10, 20, 30, 40), first_paint); | |
| 205 | |
| 206 canvas->save(); | |
| 207 | |
| 208 canvas->translate(5, 17); | |
| 209 // (5, 50, 25, 35) | |
| 210 canvas->drawRect(SkRect::MakeXYWH(0, 33, 25, 35), second_paint); | |
| 211 | |
| 212 canvas->restore(); | |
| 213 | |
| 214 canvas->clipRect(SkRect::MakeXYWH(50, 50, 50, 50)); | |
| 215 canvas->translate(20, 20); | |
| 216 // (50, 50, 50, 50) | |
| 217 canvas->drawRect(SkRect::MakeXYWH(0, 0, 100, 100), third_paint); | |
| 218 | |
| 219 skia::RefPtr<SkPicture> picture = skia::AdoptRef(StopRecording(&recorder, canv
as)); | |
| 220 | |
| 221 std::vector<skia::PixelRefUtils::PositionPixelRef> pixel_refs; | |
| 222 skia::PixelRefUtils::GatherDiscardablePixelRefs(picture.get(), &pixel_refs); | |
| 223 | |
| 224 EXPECT_EQ(3u, pixel_refs.size()); | |
| 225 EXPECT_FLOAT_RECT_EQ(gfx::RectF(10, 20, 30, 40), | |
| 226 gfx::SkRectToRectF(pixel_refs[0].pixel_ref_rect)); | |
| 227 EXPECT_FLOAT_RECT_EQ(gfx::RectF(5, 50, 25, 35), | |
| 228 gfx::SkRectToRectF(pixel_refs[1].pixel_ref_rect)); | |
| 229 EXPECT_FLOAT_RECT_EQ(gfx::RectF(50, 50, 50, 50), | |
| 230 gfx::SkRectToRectF(pixel_refs[2].pixel_ref_rect)); | |
| 231 } | |
| 232 | |
| 233 TEST(PixelRefUtilsTest, DrawRRect) { | |
| 234 gfx::Rect layer_rect(0, 0, 256, 256); | |
| 235 | |
| 236 SkPictureRecorder recorder; | |
| 237 SkCanvas* canvas = StartRecording(&recorder, layer_rect); | |
| 238 | |
| 239 TestDiscardableShader first_shader; | |
| 240 SkPaint first_paint; | |
| 241 first_paint.setShader(&first_shader); | |
| 242 | |
| 243 TestDiscardableShader second_shader; | |
| 244 SkPaint second_paint; | |
| 245 second_paint.setShader(&second_shader); | |
| 246 | |
| 247 TestDiscardableShader third_shader; | |
| 248 SkPaint third_paint; | |
| 249 third_paint.setShader(&third_shader); | |
| 250 | |
| 251 SkRRect rrect; | |
| 252 rrect.setRect(SkRect::MakeXYWH(10, 20, 30, 40)); | |
| 253 | |
| 254 // (10, 20, 30, 40). | |
| 255 canvas->drawRRect(rrect, first_paint); | |
| 256 | |
| 257 canvas->save(); | |
| 258 | |
| 259 canvas->translate(5, 17); | |
| 260 rrect.setRect(SkRect::MakeXYWH(0, 33, 25, 35)); | |
| 261 // (5, 50, 25, 35) | |
| 262 canvas->drawRRect(rrect, second_paint); | |
| 263 | |
| 264 canvas->restore(); | |
| 265 | |
| 266 canvas->clipRect(SkRect::MakeXYWH(50, 50, 50, 50)); | |
| 267 canvas->translate(20, 20); | |
| 268 rrect.setRect(SkRect::MakeXYWH(0, 0, 100, 100)); | |
| 269 // (50, 50, 50, 50) | |
| 270 canvas->drawRRect(rrect, third_paint); | |
| 271 | |
| 272 skia::RefPtr<SkPicture> picture = skia::AdoptRef(StopRecording(&recorder, canv
as)); | |
| 273 | |
| 274 std::vector<skia::PixelRefUtils::PositionPixelRef> pixel_refs; | |
| 275 skia::PixelRefUtils::GatherDiscardablePixelRefs(picture.get(), &pixel_refs); | |
| 276 | |
| 277 EXPECT_EQ(3u, pixel_refs.size()); | |
| 278 EXPECT_FLOAT_RECT_EQ(gfx::RectF(10, 20, 30, 40), | |
| 279 gfx::SkRectToRectF(pixel_refs[0].pixel_ref_rect)); | |
| 280 EXPECT_FLOAT_RECT_EQ(gfx::RectF(5, 50, 25, 35), | |
| 281 gfx::SkRectToRectF(pixel_refs[1].pixel_ref_rect)); | |
| 282 EXPECT_FLOAT_RECT_EQ(gfx::RectF(50, 50, 50, 50), | |
| 283 gfx::SkRectToRectF(pixel_refs[2].pixel_ref_rect)); | |
| 284 } | |
| 285 | |
| 286 TEST(PixelRefUtilsTest, DrawOval) { | |
| 287 gfx::Rect layer_rect(0, 0, 256, 256); | |
| 288 | |
| 289 SkPictureRecorder recorder; | |
| 290 SkCanvas* canvas = StartRecording(&recorder, layer_rect); | |
| 291 | |
| 292 TestDiscardableShader first_shader; | |
| 293 SkPaint first_paint; | |
| 294 first_paint.setShader(&first_shader); | |
| 295 | |
| 296 TestDiscardableShader second_shader; | |
| 297 SkPaint second_paint; | |
| 298 second_paint.setShader(&second_shader); | |
| 299 | |
| 300 TestDiscardableShader third_shader; | |
| 301 SkPaint third_paint; | |
| 302 third_paint.setShader(&third_shader); | |
| 303 | |
| 304 canvas->save(); | |
| 305 | |
| 306 canvas->scale(2, 0.5); | |
| 307 // (20, 10, 60, 20). | |
| 308 canvas->drawOval(SkRect::MakeXYWH(10, 20, 30, 40), first_paint); | |
| 309 | |
| 310 canvas->restore(); | |
| 311 canvas->save(); | |
| 312 | |
| 313 canvas->translate(1, 2); | |
| 314 // (1, 35, 25, 35) | |
| 315 canvas->drawRect(SkRect::MakeXYWH(0, 33, 25, 35), second_paint); | |
| 316 | |
| 317 canvas->restore(); | |
| 318 | |
| 319 canvas->clipRect(SkRect::MakeXYWH(50, 50, 50, 50)); | |
| 320 canvas->translate(20, 20); | |
| 321 // (50, 50, 50, 50) | |
| 322 canvas->drawRect(SkRect::MakeXYWH(0, 0, 100, 100), third_paint); | |
| 323 | |
| 324 skia::RefPtr<SkPicture> picture = skia::AdoptRef(StopRecording(&recorder, canv
as)); | |
| 325 | |
| 326 std::vector<skia::PixelRefUtils::PositionPixelRef> pixel_refs; | |
| 327 skia::PixelRefUtils::GatherDiscardablePixelRefs(picture.get(), &pixel_refs); | |
| 328 | |
| 329 EXPECT_EQ(3u, pixel_refs.size()); | |
| 330 EXPECT_FLOAT_RECT_EQ(gfx::RectF(20, 10, 60, 20), | |
| 331 gfx::SkRectToRectF(pixel_refs[0].pixel_ref_rect)); | |
| 332 EXPECT_FLOAT_RECT_EQ(gfx::RectF(1, 35, 25, 35), | |
| 333 gfx::SkRectToRectF(pixel_refs[1].pixel_ref_rect)); | |
| 334 EXPECT_FLOAT_RECT_EQ(gfx::RectF(50, 50, 50, 50), | |
| 335 gfx::SkRectToRectF(pixel_refs[2].pixel_ref_rect)); | |
| 336 } | |
| 337 | |
| 338 TEST(PixelRefUtilsTest, DrawPath) { | |
| 339 gfx::Rect layer_rect(0, 0, 256, 256); | |
| 340 | |
| 341 SkPictureRecorder recorder; | |
| 342 SkCanvas* canvas = StartRecording(&recorder, layer_rect); | |
| 343 | |
| 344 TestDiscardableShader first_shader; | |
| 345 SkPaint first_paint; | |
| 346 first_paint.setShader(&first_shader); | |
| 347 | |
| 348 TestDiscardableShader second_shader; | |
| 349 SkPaint second_paint; | |
| 350 second_paint.setShader(&second_shader); | |
| 351 | |
| 352 SkPath path; | |
| 353 path.moveTo(12, 13); | |
| 354 path.lineTo(50, 50); | |
| 355 path.lineTo(22, 101); | |
| 356 | |
| 357 // (12, 13, 38, 88). | |
| 358 canvas->drawPath(path, first_paint); | |
| 359 | |
| 360 canvas->save(); | |
| 361 canvas->clipRect(SkRect::MakeWH(50, 50)); | |
| 362 | |
| 363 // (12, 13, 38, 37). | |
| 364 canvas->drawPath(path, second_paint); | |
| 365 | |
| 366 canvas->restore(); | |
| 367 | |
| 368 skia::RefPtr<SkPicture> picture = skia::AdoptRef(StopRecording(&recorder, canv
as)); | |
| 369 | |
| 370 std::vector<skia::PixelRefUtils::PositionPixelRef> pixel_refs; | |
| 371 skia::PixelRefUtils::GatherDiscardablePixelRefs(picture.get(), &pixel_refs); | |
| 372 | |
| 373 EXPECT_EQ(2u, pixel_refs.size()); | |
| 374 EXPECT_FLOAT_RECT_EQ(gfx::RectF(12, 13, 38, 88), | |
| 375 gfx::SkRectToRectF(pixel_refs[0].pixel_ref_rect)); | |
| 376 EXPECT_FLOAT_RECT_EQ(gfx::RectF(12, 13, 38, 37), | |
| 377 gfx::SkRectToRectF(pixel_refs[1].pixel_ref_rect)); | |
| 378 } | |
| 379 | |
| 380 TEST(PixelRefUtilsTest, DrawBitmap) { | |
| 381 gfx::Rect layer_rect(0, 0, 256, 256); | |
| 382 | |
| 383 SkPictureRecorder recorder; | |
| 384 SkCanvas* canvas = StartRecording(&recorder, layer_rect); | |
| 385 | |
| 386 SkBitmap first; | |
| 387 CreateBitmap(gfx::Size(50, 50), "discardable", &first); | |
| 388 SkBitmap second; | |
| 389 CreateBitmap(gfx::Size(50, 50), "discardable", &second); | |
| 390 SkBitmap third; | |
| 391 CreateBitmap(gfx::Size(50, 50), "discardable", &third); | |
| 392 SkBitmap fourth; | |
| 393 CreateBitmap(gfx::Size(50, 1), "discardable", &fourth); | |
| 394 SkBitmap fifth; | |
| 395 CreateBitmap(gfx::Size(10, 10), "discardable", &fifth); | |
| 396 | |
| 397 canvas->save(); | |
| 398 | |
| 399 // At (0, 0). | |
| 400 canvas->drawBitmap(first, 0, 0); | |
| 401 canvas->translate(25, 0); | |
| 402 // At (25, 0). | |
| 403 canvas->drawBitmap(second, 0, 0); | |
| 404 canvas->translate(0, 50); | |
| 405 // At (50, 50). | |
| 406 canvas->drawBitmap(third, 25, 0); | |
| 407 | |
| 408 canvas->restore(); | |
| 409 canvas->save(); | |
| 410 | |
| 411 canvas->translate(1, 0); | |
| 412 canvas->rotate(90); | |
| 413 // At (1, 0), rotated 90 degrees | |
| 414 canvas->drawBitmap(fourth, 0, 0); | |
| 415 | |
| 416 canvas->restore(); | |
| 417 | |
| 418 canvas->scale(5, 6); | |
| 419 // At (0, 0), scaled by 5 and 6 | |
| 420 canvas->drawBitmap(fifth, 0, 0); | |
| 421 | |
| 422 skia::RefPtr<SkPicture> picture = skia::AdoptRef(StopRecording(&recorder, canv
as)); | |
| 423 | |
| 424 std::vector<skia::PixelRefUtils::PositionPixelRef> pixel_refs; | |
| 425 skia::PixelRefUtils::GatherDiscardablePixelRefs(picture.get(), &pixel_refs); | |
| 426 | |
| 427 EXPECT_EQ(5u, pixel_refs.size()); | |
| 428 EXPECT_FLOAT_RECT_EQ(gfx::RectF(0, 0, 50, 50), | |
| 429 gfx::SkRectToRectF(pixel_refs[0].pixel_ref_rect)); | |
| 430 EXPECT_FLOAT_RECT_EQ(gfx::RectF(25, 0, 50, 50), | |
| 431 gfx::SkRectToRectF(pixel_refs[1].pixel_ref_rect)); | |
| 432 EXPECT_FLOAT_RECT_EQ(gfx::RectF(50, 50, 50, 50), | |
| 433 gfx::SkRectToRectF(pixel_refs[2].pixel_ref_rect)); | |
| 434 EXPECT_FLOAT_RECT_EQ(gfx::RectF(0, 0, 1, 50), | |
| 435 gfx::SkRectToRectF(pixel_refs[3].pixel_ref_rect)); | |
| 436 EXPECT_FLOAT_RECT_EQ(gfx::RectF(0, 0, 50, 60), | |
| 437 gfx::SkRectToRectF(pixel_refs[4].pixel_ref_rect)); | |
| 438 | |
| 439 } | |
| 440 | |
| 441 TEST(PixelRefUtilsTest, DrawBitmapRect) { | |
| 442 gfx::Rect layer_rect(0, 0, 256, 256); | |
| 443 | |
| 444 SkPictureRecorder recorder; | |
| 445 SkCanvas* canvas = StartRecording(&recorder, layer_rect); | |
| 446 | |
| 447 SkBitmap first; | |
| 448 CreateBitmap(gfx::Size(50, 50), "discardable", &first); | |
| 449 SkBitmap second; | |
| 450 CreateBitmap(gfx::Size(50, 50), "discardable", &second); | |
| 451 SkBitmap third; | |
| 452 CreateBitmap(gfx::Size(50, 50), "discardable", &third); | |
| 453 | |
| 454 TestDiscardableShader first_shader; | |
| 455 SkPaint first_paint; | |
| 456 first_paint.setShader(&first_shader); | |
| 457 | |
| 458 SkPaint non_discardable_paint; | |
| 459 | |
| 460 canvas->save(); | |
| 461 | |
| 462 // (0, 0, 100, 100). | |
| 463 canvas->drawBitmapRect( | |
| 464 first, SkRect::MakeWH(100, 100), &non_discardable_paint); | |
| 465 canvas->translate(25, 0); | |
| 466 // (75, 50, 10, 10). | |
| 467 canvas->drawBitmapRect( | |
| 468 second, SkRect::MakeXYWH(50, 50, 10, 10), &non_discardable_paint); | |
| 469 canvas->translate(5, 50); | |
| 470 // (0, 30, 100, 100). One from bitmap, one from paint. | |
| 471 canvas->drawBitmapRect( | |
| 472 third, SkRect::MakeXYWH(-30, -20, 100, 100), &first_paint); | |
| 473 | |
| 474 canvas->restore(); | |
| 475 | |
| 476 skia::RefPtr<SkPicture> picture = skia::AdoptRef(StopRecording(&recorder, canv
as)); | |
| 477 | |
| 478 std::vector<skia::PixelRefUtils::PositionPixelRef> pixel_refs; | |
| 479 skia::PixelRefUtils::GatherDiscardablePixelRefs(picture.get(), &pixel_refs); | |
| 480 | |
| 481 EXPECT_EQ(4u, pixel_refs.size()); | |
| 482 EXPECT_FLOAT_RECT_EQ(gfx::RectF(0, 0, 100, 100), | |
| 483 gfx::SkRectToRectF(pixel_refs[0].pixel_ref_rect)); | |
| 484 EXPECT_FLOAT_RECT_EQ(gfx::RectF(75, 50, 10, 10), | |
| 485 gfx::SkRectToRectF(pixel_refs[1].pixel_ref_rect)); | |
| 486 EXPECT_FLOAT_RECT_EQ(gfx::RectF(0, 30, 100, 100), | |
| 487 gfx::SkRectToRectF(pixel_refs[2].pixel_ref_rect)); | |
| 488 EXPECT_FLOAT_RECT_EQ(gfx::RectF(0, 30, 100, 100), | |
| 489 gfx::SkRectToRectF(pixel_refs[3].pixel_ref_rect)); | |
| 490 } | |
| 491 | |
| 492 TEST(PixelRefUtilsTest, DrawSprite) { | |
| 493 gfx::Rect layer_rect(0, 0, 256, 256); | |
| 494 | |
| 495 SkPictureRecorder recorder; | |
| 496 SkCanvas* canvas = StartRecording(&recorder, layer_rect); | |
| 497 | |
| 498 SkBitmap first; | |
| 499 CreateBitmap(gfx::Size(50, 50), "discardable", &first); | |
| 500 SkBitmap second; | |
| 501 CreateBitmap(gfx::Size(50, 50), "discardable", &second); | |
| 502 SkBitmap third; | |
| 503 CreateBitmap(gfx::Size(50, 50), "discardable", &third); | |
| 504 SkBitmap fourth; | |
| 505 CreateBitmap(gfx::Size(50, 50), "discardable", &fourth); | |
| 506 SkBitmap fifth; | |
| 507 CreateBitmap(gfx::Size(50, 50), "discardable", &fifth); | |
| 508 | |
| 509 canvas->save(); | |
| 510 | |
| 511 // Sprites aren't affected by the current matrix. | |
| 512 | |
| 513 // (0, 0, 50, 50). | |
| 514 canvas->drawSprite(first, 0, 0); | |
| 515 canvas->translate(25, 0); | |
| 516 // (10, 0, 50, 50). | |
| 517 canvas->drawSprite(second, 10, 0); | |
| 518 canvas->translate(0, 50); | |
| 519 // (25, 0, 50, 50). | |
| 520 canvas->drawSprite(third, 25, 0); | |
| 521 | |
| 522 canvas->restore(); | |
| 523 canvas->save(); | |
| 524 | |
| 525 canvas->rotate(90); | |
| 526 // (0, 0, 50, 50). | |
| 527 canvas->drawSprite(fourth, 0, 0); | |
| 528 | |
| 529 canvas->restore(); | |
| 530 | |
| 531 TestDiscardableShader first_shader; | |
| 532 SkPaint first_paint; | |
| 533 first_paint.setShader(&first_shader); | |
| 534 | |
| 535 canvas->scale(5, 6); | |
| 536 // (100, 100, 50, 50). | |
| 537 canvas->drawSprite(fifth, 100, 100, &first_paint); | |
| 538 | |
| 539 skia::RefPtr<SkPicture> picture = skia::AdoptRef(StopRecording(&recorder, canv
as)); | |
| 540 | |
| 541 std::vector<skia::PixelRefUtils::PositionPixelRef> pixel_refs; | |
| 542 skia::PixelRefUtils::GatherDiscardablePixelRefs(picture.get(), &pixel_refs); | |
| 543 | |
| 544 EXPECT_EQ(6u, pixel_refs.size()); | |
| 545 EXPECT_FLOAT_RECT_EQ(gfx::RectF(0, 0, 50, 50), | |
| 546 gfx::SkRectToRectF(pixel_refs[0].pixel_ref_rect)); | |
| 547 EXPECT_FLOAT_RECT_EQ(gfx::RectF(10, 0, 50, 50), | |
| 548 gfx::SkRectToRectF(pixel_refs[1].pixel_ref_rect)); | |
| 549 EXPECT_FLOAT_RECT_EQ(gfx::RectF(25, 0, 50, 50), | |
| 550 gfx::SkRectToRectF(pixel_refs[2].pixel_ref_rect)); | |
| 551 EXPECT_FLOAT_RECT_EQ(gfx::RectF(0, 0, 50, 50), | |
| 552 gfx::SkRectToRectF(pixel_refs[3].pixel_ref_rect)); | |
| 553 EXPECT_FLOAT_RECT_EQ(gfx::RectF(100, 100, 50, 50), | |
| 554 gfx::SkRectToRectF(pixel_refs[4].pixel_ref_rect)); | |
| 555 EXPECT_FLOAT_RECT_EQ(gfx::RectF(100, 100, 50, 50), | |
| 556 gfx::SkRectToRectF(pixel_refs[5].pixel_ref_rect)); | |
| 557 } | |
| 558 | |
| 559 TEST(PixelRefUtilsTest, DrawText) { | |
| 560 gfx::Rect layer_rect(0, 0, 256, 256); | |
| 561 | |
| 562 SkPictureRecorder recorder; | |
| 563 SkCanvas* canvas = StartRecording(&recorder, layer_rect); | |
| 564 | |
| 565 TestDiscardableShader first_shader; | |
| 566 SkPaint first_paint; | |
| 567 first_paint.setShader(&first_shader); | |
| 568 | |
| 569 SkPoint points[4]; | |
| 570 points[0].set(10, 50); | |
| 571 points[1].set(20, 50); | |
| 572 points[2].set(30, 50); | |
| 573 points[3].set(40, 50); | |
| 574 | |
| 575 SkPath path; | |
| 576 path.moveTo(10, 50); | |
| 577 path.lineTo(20, 50); | |
| 578 path.lineTo(30, 50); | |
| 579 path.lineTo(40, 50); | |
| 580 path.lineTo(50, 50); | |
| 581 | |
| 582 canvas->drawText("text", 4, 50, 50, first_paint); | |
| 583 canvas->drawPosText("text", 4, points, first_paint); | |
| 584 canvas->drawTextOnPath("text", 4, path, NULL, first_paint); | |
| 585 | |
| 586 skia::RefPtr<SkPicture> picture = skia::AdoptRef(StopRecording(&recorder, canv
as)); | |
| 587 | |
| 588 std::vector<skia::PixelRefUtils::PositionPixelRef> pixel_refs; | |
| 589 skia::PixelRefUtils::GatherDiscardablePixelRefs(picture.get(), &pixel_refs); | |
| 590 | |
| 591 EXPECT_EQ(3u, pixel_refs.size()); | |
| 592 } | |
| 593 | |
| 594 TEST(PixelRefUtilsTest, DrawVertices) { | |
| 595 gfx::Rect layer_rect(0, 0, 256, 256); | |
| 596 | |
| 597 SkPictureRecorder recorder; | |
| 598 SkCanvas* canvas = StartRecording(&recorder, layer_rect); | |
| 599 | |
| 600 TestDiscardableShader first_shader; | |
| 601 SkPaint first_paint; | |
| 602 first_paint.setShader(&first_shader); | |
| 603 | |
| 604 TestDiscardableShader second_shader; | |
| 605 SkPaint second_paint; | |
| 606 second_paint.setShader(&second_shader); | |
| 607 | |
| 608 TestDiscardableShader third_shader; | |
| 609 SkPaint third_paint; | |
| 610 third_paint.setShader(&third_shader); | |
| 611 | |
| 612 SkPoint points[3]; | |
| 613 SkColor colors[3]; | |
| 614 uint16_t indecies[3] = {0, 1, 2}; | |
| 615 points[0].set(10, 10); | |
| 616 points[1].set(100, 20); | |
| 617 points[2].set(50, 100); | |
| 618 // (10, 10, 90, 90). | |
| 619 canvas->drawVertices(SkCanvas::kTriangles_VertexMode, | |
| 620 3, | |
| 621 points, | |
| 622 points, | |
| 623 colors, | |
| 624 NULL, | |
| 625 indecies, | |
| 626 3, | |
| 627 first_paint); | |
| 628 | |
| 629 canvas->save(); | |
| 630 | |
| 631 canvas->clipRect(SkRect::MakeWH(50, 50)); | |
| 632 // (10, 10, 40, 40). | |
| 633 canvas->drawVertices(SkCanvas::kTriangles_VertexMode, | |
| 634 3, | |
| 635 points, | |
| 636 points, | |
| 637 colors, | |
| 638 NULL, | |
| 639 indecies, | |
| 640 3, | |
| 641 second_paint); | |
| 642 | |
| 643 canvas->restore(); | |
| 644 | |
| 645 points[0].set(50, 55); | |
| 646 points[1].set(50, 55); | |
| 647 points[2].set(200, 200); | |
| 648 // (50, 55, 150, 145). | |
| 649 canvas->drawVertices(SkCanvas::kTriangles_VertexMode, | |
| 650 3, | |
| 651 points, | |
| 652 points, | |
| 653 colors, | |
| 654 NULL, | |
| 655 indecies, | |
| 656 3, | |
| 657 third_paint); | |
| 658 | |
| 659 skia::RefPtr<SkPicture> picture = skia::AdoptRef(StopRecording(&recorder, canv
as)); | |
| 660 | |
| 661 std::vector<skia::PixelRefUtils::PositionPixelRef> pixel_refs; | |
| 662 skia::PixelRefUtils::GatherDiscardablePixelRefs(picture.get(), &pixel_refs); | |
| 663 | |
| 664 EXPECT_EQ(3u, pixel_refs.size()); | |
| 665 EXPECT_FLOAT_RECT_EQ(gfx::RectF(10, 10, 90, 90), | |
| 666 gfx::SkRectToRectF(pixel_refs[0].pixel_ref_rect)); | |
| 667 EXPECT_FLOAT_RECT_EQ(gfx::RectF(10, 10, 40, 40), | |
| 668 gfx::SkRectToRectF(pixel_refs[1].pixel_ref_rect)); | |
| 669 EXPECT_FLOAT_RECT_EQ(gfx::RectF(50, 55, 150, 145), | |
| 670 gfx::SkRectToRectF(pixel_refs[2].pixel_ref_rect)); | |
| 671 } | |
| 672 | |
| 673 } // namespace skia | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 1519243002:
Remove many unused files from //skia/ext (Closed)
Base URL: git@github.com:domokit/mojo.git@master