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| 1 // Copyright 2013 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 "cc/output/filter_operations.h" |
| 6 #include "skia/ext/refptr.h" |
| 7 #include "testing/gtest/include/gtest/gtest.h" |
| 8 #include "third_party/skia/include/effects/SkBlurImageFilter.h" |
| 9 #include "ui/gfx/geometry/point.h" |
| 10 |
| 11 namespace cc { |
| 12 namespace { |
| 13 |
| 14 TEST(FilterOperationsTest, GetOutsetsBlur) { |
| 15 FilterOperations ops; |
| 16 ops.Append(FilterOperation::CreateBlurFilter(20)); |
| 17 int top, right, bottom, left; |
| 18 top = right = bottom = left = 0; |
| 19 ops.GetOutsets(&top, &right, &bottom, &left); |
| 20 EXPECT_EQ(57, top); |
| 21 EXPECT_EQ(57, right); |
| 22 EXPECT_EQ(57, bottom); |
| 23 EXPECT_EQ(57, left); |
| 24 } |
| 25 |
| 26 TEST(FilterOperationsTest, GetOutsetsDropShadow) { |
| 27 FilterOperations ops; |
| 28 ops.Append(FilterOperation::CreateDropShadowFilter(gfx::Point(3, 8), 20, 0)); |
| 29 int top, right, bottom, left; |
| 30 top = right = bottom = left = 0; |
| 31 ops.GetOutsets(&top, &right, &bottom, &left); |
| 32 EXPECT_EQ(49, top); |
| 33 EXPECT_EQ(60, right); |
| 34 EXPECT_EQ(65, bottom); |
| 35 EXPECT_EQ(54, left); |
| 36 } |
| 37 |
| 38 #define SAVE_RESTORE_AMOUNT(filter_name, filter_type, a) \ |
| 39 { \ |
| 40 FilterOperation op = FilterOperation::Create##filter_name##Filter(a); \ |
| 41 EXPECT_EQ(FilterOperation::filter_type, op.type()); \ |
| 42 EXPECT_EQ(a, op.amount()); \ |
| 43 \ |
| 44 FilterOperation op2 = FilterOperation::CreateEmptyFilter(); \ |
| 45 op2.set_type(FilterOperation::filter_type); \ |
| 46 \ |
| 47 EXPECT_NE(a, op2.amount()); \ |
| 48 \ |
| 49 op2.set_amount(a); \ |
| 50 \ |
| 51 EXPECT_EQ(FilterOperation::filter_type, op2.type()); \ |
| 52 EXPECT_EQ(a, op2.amount()); \ |
| 53 } |
| 54 |
| 55 #define SAVE_RESTORE_OFFSET_AMOUNT_COLOR(filter_name, filter_type, a, b, c) \ |
| 56 { \ |
| 57 FilterOperation op = \ |
| 58 FilterOperation::Create##filter_name##Filter(a, b, c); \ |
| 59 EXPECT_EQ(FilterOperation::filter_type, op.type()); \ |
| 60 EXPECT_EQ(a, op.drop_shadow_offset()); \ |
| 61 EXPECT_EQ(b, op.amount()); \ |
| 62 EXPECT_EQ(c, op.drop_shadow_color()); \ |
| 63 \ |
| 64 FilterOperation op2 = FilterOperation::CreateEmptyFilter(); \ |
| 65 op2.set_type(FilterOperation::filter_type); \ |
| 66 \ |
| 67 EXPECT_NE(a, op2.drop_shadow_offset()); \ |
| 68 EXPECT_NE(b, op2.amount()); \ |
| 69 EXPECT_NE(c, op2.drop_shadow_color()); \ |
| 70 \ |
| 71 op2.set_drop_shadow_offset(a); \ |
| 72 op2.set_amount(b); \ |
| 73 op2.set_drop_shadow_color(c); \ |
| 74 \ |
| 75 EXPECT_EQ(FilterOperation::filter_type, op2.type()); \ |
| 76 EXPECT_EQ(a, op2.drop_shadow_offset()); \ |
| 77 EXPECT_EQ(b, op2.amount()); \ |
| 78 EXPECT_EQ(c, op2.drop_shadow_color()); \ |
| 79 } |
| 80 |
| 81 #define SAVE_RESTORE_MATRIX(filter_name, filter_type, a) \ |
| 82 { \ |
| 83 FilterOperation op = FilterOperation::Create##filter_name##Filter(a); \ |
| 84 EXPECT_EQ(FilterOperation::filter_type, op.type()); \ |
| 85 for (size_t i = 0; i < 20; ++i) \ |
| 86 EXPECT_EQ(a[i], op.matrix()[i]); \ |
| 87 \ |
| 88 FilterOperation op2 = FilterOperation::CreateEmptyFilter(); \ |
| 89 op2.set_type(FilterOperation::filter_type); \ |
| 90 \ |
| 91 for (size_t i = 0; i < 20; ++i) \ |
| 92 EXPECT_NE(a[i], op2.matrix()[i]); \ |
| 93 \ |
| 94 op2.set_matrix(a); \ |
| 95 \ |
| 96 EXPECT_EQ(FilterOperation::filter_type, op2.type()); \ |
| 97 for (size_t i = 0; i < 20; ++i) \ |
| 98 EXPECT_EQ(a[i], op.matrix()[i]); \ |
| 99 } |
| 100 |
| 101 #define SAVE_RESTORE_AMOUNT_INSET(filter_name, filter_type, a, b) \ |
| 102 { \ |
| 103 FilterOperation op = FilterOperation::Create##filter_name##Filter(a, b); \ |
| 104 EXPECT_EQ(FilterOperation::filter_type, op.type()); \ |
| 105 EXPECT_EQ(a, op.amount()); \ |
| 106 EXPECT_EQ(b, op.zoom_inset()); \ |
| 107 \ |
| 108 FilterOperation op2 = FilterOperation::CreateEmptyFilter(); \ |
| 109 op2.set_type(FilterOperation::filter_type); \ |
| 110 \ |
| 111 EXPECT_NE(a, op2.amount()); \ |
| 112 EXPECT_NE(b, op2.zoom_inset()); \ |
| 113 \ |
| 114 op2.set_amount(a); \ |
| 115 op2.set_zoom_inset(b); \ |
| 116 \ |
| 117 EXPECT_EQ(FilterOperation::filter_type, op2.type()); \ |
| 118 EXPECT_EQ(a, op2.amount()); \ |
| 119 EXPECT_EQ(b, op2.zoom_inset()); \ |
| 120 } |
| 121 |
| 122 TEST(FilterOperationsTest, SaveAndRestore) { |
| 123 SAVE_RESTORE_AMOUNT(Grayscale, GRAYSCALE, 0.6f); |
| 124 SAVE_RESTORE_AMOUNT(Sepia, SEPIA, 0.6f); |
| 125 SAVE_RESTORE_AMOUNT(Saturate, SATURATE, 0.6f); |
| 126 SAVE_RESTORE_AMOUNT(HueRotate, HUE_ROTATE, 0.6f); |
| 127 SAVE_RESTORE_AMOUNT(Invert, INVERT, 0.6f); |
| 128 SAVE_RESTORE_AMOUNT(Brightness, BRIGHTNESS, 0.6f); |
| 129 SAVE_RESTORE_AMOUNT(Contrast, CONTRAST, 0.6f); |
| 130 SAVE_RESTORE_AMOUNT(Opacity, OPACITY, 0.6f); |
| 131 SAVE_RESTORE_AMOUNT(Blur, BLUR, 0.6f); |
| 132 SAVE_RESTORE_AMOUNT(SaturatingBrightness, SATURATING_BRIGHTNESS, 0.6f); |
| 133 SAVE_RESTORE_OFFSET_AMOUNT_COLOR( |
| 134 DropShadow, DROP_SHADOW, gfx::Point(3, 4), 0.4f, 0xffffff00); |
| 135 |
| 136 SkScalar matrix[20] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, |
| 137 17, 18, 19, 20}; |
| 138 SAVE_RESTORE_MATRIX(ColorMatrix, COLOR_MATRIX, matrix); |
| 139 |
| 140 SAVE_RESTORE_AMOUNT_INSET(Zoom, ZOOM, 0.5f, 32); |
| 141 } |
| 142 |
| 143 TEST(FilterOperationsTest, BlendGrayscaleFilters) { |
| 144 FilterOperation from = FilterOperation::CreateGrayscaleFilter(0.25f); |
| 145 FilterOperation to = FilterOperation::CreateGrayscaleFilter(0.75f); |
| 146 |
| 147 FilterOperation blended = FilterOperation::Blend(&from, &to, -0.75); |
| 148 FilterOperation expected = FilterOperation::CreateGrayscaleFilter(0.f); |
| 149 EXPECT_EQ(expected, blended); |
| 150 |
| 151 blended = FilterOperation::Blend(&from, &to, 0.75); |
| 152 expected = FilterOperation::CreateGrayscaleFilter(0.625f); |
| 153 EXPECT_EQ(expected, blended); |
| 154 |
| 155 blended = FilterOperation::Blend(&from, &to, 1.8); |
| 156 expected = FilterOperation::CreateGrayscaleFilter(1.f); |
| 157 EXPECT_EQ(expected, blended); |
| 158 } |
| 159 |
| 160 TEST(FilterOperationsTest, BlendGrayscaleWithNull) { |
| 161 FilterOperation filter = FilterOperation::CreateGrayscaleFilter(1.f); |
| 162 |
| 163 FilterOperation blended = FilterOperation::Blend(&filter, NULL, 0.25); |
| 164 FilterOperation expected = FilterOperation::CreateGrayscaleFilter(0.75f); |
| 165 EXPECT_EQ(expected, blended); |
| 166 |
| 167 blended = FilterOperation::Blend(NULL, &filter, 0.25); |
| 168 expected = FilterOperation::CreateGrayscaleFilter(0.25f); |
| 169 EXPECT_EQ(expected, blended); |
| 170 } |
| 171 |
| 172 TEST(FilterOperationsTest, BlendSepiaFilters) { |
| 173 FilterOperation from = FilterOperation::CreateSepiaFilter(0.25f); |
| 174 FilterOperation to = FilterOperation::CreateSepiaFilter(0.75f); |
| 175 |
| 176 FilterOperation blended = FilterOperation::Blend(&from, &to, -0.75); |
| 177 FilterOperation expected = FilterOperation::CreateSepiaFilter(0.f); |
| 178 EXPECT_EQ(expected, blended); |
| 179 |
| 180 blended = FilterOperation::Blend(&from, &to, 0.75); |
| 181 expected = FilterOperation::CreateSepiaFilter(0.625f); |
| 182 EXPECT_EQ(expected, blended); |
| 183 |
| 184 blended = FilterOperation::Blend(&from, &to, 1.8); |
| 185 expected = FilterOperation::CreateSepiaFilter(1.f); |
| 186 EXPECT_EQ(expected, blended); |
| 187 } |
| 188 |
| 189 TEST(FilterOperationsTest, BlendSepiaWithNull) { |
| 190 FilterOperation filter = FilterOperation::CreateSepiaFilter(1.f); |
| 191 |
| 192 FilterOperation blended = FilterOperation::Blend(&filter, NULL, 0.25); |
| 193 FilterOperation expected = FilterOperation::CreateSepiaFilter(0.75f); |
| 194 EXPECT_EQ(expected, blended); |
| 195 |
| 196 blended = FilterOperation::Blend(NULL, &filter, 0.25); |
| 197 expected = FilterOperation::CreateSepiaFilter(0.25f); |
| 198 EXPECT_EQ(expected, blended); |
| 199 } |
| 200 |
| 201 TEST(FilterOperationsTest, BlendSaturateFilters) { |
| 202 FilterOperation from = FilterOperation::CreateSaturateFilter(0.25f); |
| 203 FilterOperation to = FilterOperation::CreateSaturateFilter(0.75f); |
| 204 |
| 205 FilterOperation blended = FilterOperation::Blend(&from, &to, -0.75); |
| 206 FilterOperation expected = FilterOperation::CreateSaturateFilter(0.f); |
| 207 EXPECT_EQ(expected, blended); |
| 208 |
| 209 blended = FilterOperation::Blend(&from, &to, 0.75); |
| 210 expected = FilterOperation::CreateSaturateFilter(0.625f); |
| 211 EXPECT_EQ(expected, blended); |
| 212 |
| 213 blended = FilterOperation::Blend(&from, &to, 2.0); |
| 214 expected = FilterOperation::CreateSaturateFilter(1.25f); |
| 215 EXPECT_EQ(expected, blended); |
| 216 } |
| 217 |
| 218 TEST(FilterOperationsTest, BlendSaturateWithNull) { |
| 219 FilterOperation filter = FilterOperation::CreateSaturateFilter(0.f); |
| 220 |
| 221 FilterOperation blended = FilterOperation::Blend(&filter, NULL, 0.25); |
| 222 FilterOperation expected = FilterOperation::CreateSaturateFilter(0.25f); |
| 223 EXPECT_EQ(expected, blended); |
| 224 |
| 225 blended = FilterOperation::Blend(NULL, &filter, 0.25); |
| 226 expected = FilterOperation::CreateSaturateFilter(0.75f); |
| 227 EXPECT_EQ(expected, blended); |
| 228 } |
| 229 |
| 230 TEST(FilterOperationsTest, BlendHueRotateFilters) { |
| 231 FilterOperation from = FilterOperation::CreateHueRotateFilter(3.f); |
| 232 FilterOperation to = FilterOperation::CreateHueRotateFilter(7.f); |
| 233 |
| 234 FilterOperation blended = FilterOperation::Blend(&from, &to, -0.75); |
| 235 FilterOperation expected = FilterOperation::CreateHueRotateFilter(0.f); |
| 236 EXPECT_EQ(expected, blended); |
| 237 |
| 238 blended = FilterOperation::Blend(&from, &to, 0.75); |
| 239 expected = FilterOperation::CreateHueRotateFilter(6.f); |
| 240 EXPECT_EQ(expected, blended); |
| 241 |
| 242 blended = FilterOperation::Blend(&from, &to, 1.5); |
| 243 expected = FilterOperation::CreateHueRotateFilter(9.f); |
| 244 EXPECT_EQ(expected, blended); |
| 245 } |
| 246 |
| 247 TEST(FilterOperationsTest, BlendHueRotateWithNull) { |
| 248 FilterOperation filter = FilterOperation::CreateHueRotateFilter(1.f); |
| 249 |
| 250 FilterOperation blended = FilterOperation::Blend(&filter, NULL, 0.25); |
| 251 FilterOperation expected = FilterOperation::CreateHueRotateFilter(0.75f); |
| 252 EXPECT_EQ(expected, blended); |
| 253 |
| 254 blended = FilterOperation::Blend(NULL, &filter, 0.25); |
| 255 expected = FilterOperation::CreateHueRotateFilter(0.25f); |
| 256 EXPECT_EQ(expected, blended); |
| 257 } |
| 258 |
| 259 TEST(FilterOperationsTest, BlendInvertFilters) { |
| 260 FilterOperation from = FilterOperation::CreateInvertFilter(0.25f); |
| 261 FilterOperation to = FilterOperation::CreateInvertFilter(0.75f); |
| 262 |
| 263 FilterOperation blended = FilterOperation::Blend(&from, &to, -0.75); |
| 264 FilterOperation expected = FilterOperation::CreateInvertFilter(0.f); |
| 265 EXPECT_EQ(expected, blended); |
| 266 |
| 267 blended = FilterOperation::Blend(&from, &to, 0.75); |
| 268 expected = FilterOperation::CreateInvertFilter(0.625f); |
| 269 EXPECT_EQ(expected, blended); |
| 270 |
| 271 blended = FilterOperation::Blend(&from, &to, 1.8); |
| 272 expected = FilterOperation::CreateInvertFilter(1.f); |
| 273 EXPECT_EQ(expected, blended); |
| 274 } |
| 275 |
| 276 TEST(FilterOperationsTest, BlendInvertWithNull) { |
| 277 FilterOperation filter = FilterOperation::CreateInvertFilter(1.f); |
| 278 |
| 279 FilterOperation blended = FilterOperation::Blend(&filter, NULL, 0.25); |
| 280 FilterOperation expected = FilterOperation::CreateInvertFilter(0.75f); |
| 281 EXPECT_EQ(expected, blended); |
| 282 |
| 283 blended = FilterOperation::Blend(NULL, &filter, 0.25); |
| 284 expected = FilterOperation::CreateInvertFilter(0.25f); |
| 285 EXPECT_EQ(expected, blended); |
| 286 } |
| 287 |
| 288 TEST(FilterOperationsTest, BlendBrightnessFilters) { |
| 289 FilterOperation from = FilterOperation::CreateBrightnessFilter(3.f); |
| 290 FilterOperation to = FilterOperation::CreateBrightnessFilter(7.f); |
| 291 |
| 292 FilterOperation blended = FilterOperation::Blend(&from, &to, -0.9); |
| 293 FilterOperation expected = FilterOperation::CreateBrightnessFilter(0.f); |
| 294 EXPECT_EQ(expected, blended); |
| 295 |
| 296 blended = FilterOperation::Blend(&from, &to, 0.75); |
| 297 expected = FilterOperation::CreateBrightnessFilter(6.f); |
| 298 EXPECT_EQ(expected, blended); |
| 299 |
| 300 blended = FilterOperation::Blend(&from, &to, 1.5); |
| 301 expected = FilterOperation::CreateBrightnessFilter(9.f); |
| 302 EXPECT_EQ(expected, blended); |
| 303 } |
| 304 |
| 305 TEST(FilterOperationsTest, BlendBrightnessWithNull) { |
| 306 FilterOperation filter = FilterOperation::CreateBrightnessFilter(0.f); |
| 307 |
| 308 FilterOperation blended = FilterOperation::Blend(&filter, NULL, 0.25); |
| 309 FilterOperation expected = FilterOperation::CreateBrightnessFilter(0.25f); |
| 310 EXPECT_EQ(expected, blended); |
| 311 |
| 312 blended = FilterOperation::Blend(NULL, &filter, 0.25); |
| 313 expected = FilterOperation::CreateBrightnessFilter(0.75f); |
| 314 EXPECT_EQ(expected, blended); |
| 315 } |
| 316 |
| 317 TEST(FilterOperationsTest, BlendContrastFilters) { |
| 318 FilterOperation from = FilterOperation::CreateContrastFilter(3.f); |
| 319 FilterOperation to = FilterOperation::CreateContrastFilter(7.f); |
| 320 |
| 321 FilterOperation blended = FilterOperation::Blend(&from, &to, -0.9); |
| 322 FilterOperation expected = FilterOperation::CreateContrastFilter(0.f); |
| 323 EXPECT_EQ(expected, blended); |
| 324 |
| 325 blended = FilterOperation::Blend(&from, &to, 0.75); |
| 326 expected = FilterOperation::CreateContrastFilter(6.f); |
| 327 EXPECT_EQ(expected, blended); |
| 328 |
| 329 blended = FilterOperation::Blend(&from, &to, 1.5); |
| 330 expected = FilterOperation::CreateContrastFilter(9.f); |
| 331 EXPECT_EQ(expected, blended); |
| 332 } |
| 333 |
| 334 TEST(FilterOperationsTest, BlendContrastWithNull) { |
| 335 FilterOperation filter = FilterOperation::CreateContrastFilter(0.f); |
| 336 |
| 337 FilterOperation blended = FilterOperation::Blend(&filter, NULL, 0.25); |
| 338 FilterOperation expected = FilterOperation::CreateContrastFilter(0.25f); |
| 339 EXPECT_EQ(expected, blended); |
| 340 |
| 341 blended = FilterOperation::Blend(NULL, &filter, 0.25); |
| 342 expected = FilterOperation::CreateContrastFilter(0.75f); |
| 343 EXPECT_EQ(expected, blended); |
| 344 } |
| 345 |
| 346 TEST(FilterOperationsTest, BlendOpacityFilters) { |
| 347 FilterOperation from = FilterOperation::CreateOpacityFilter(0.25f); |
| 348 FilterOperation to = FilterOperation::CreateOpacityFilter(0.75f); |
| 349 |
| 350 FilterOperation blended = FilterOperation::Blend(&from, &to, -0.75); |
| 351 FilterOperation expected = FilterOperation::CreateOpacityFilter(0.f); |
| 352 EXPECT_EQ(expected, blended); |
| 353 |
| 354 blended = FilterOperation::Blend(&from, &to, 0.75); |
| 355 expected = FilterOperation::CreateOpacityFilter(0.625f); |
| 356 EXPECT_EQ(expected, blended); |
| 357 |
| 358 blended = FilterOperation::Blend(&from, &to, 1.8); |
| 359 expected = FilterOperation::CreateOpacityFilter(1.f); |
| 360 EXPECT_EQ(expected, blended); |
| 361 } |
| 362 |
| 363 TEST(FilterOperationsTest, BlendOpacityWithNull) { |
| 364 FilterOperation filter = FilterOperation::CreateOpacityFilter(0.f); |
| 365 |
| 366 FilterOperation blended = FilterOperation::Blend(&filter, NULL, 0.25); |
| 367 FilterOperation expected = FilterOperation::CreateOpacityFilter(0.25f); |
| 368 EXPECT_EQ(expected, blended); |
| 369 |
| 370 blended = FilterOperation::Blend(NULL, &filter, 0.25); |
| 371 expected = FilterOperation::CreateOpacityFilter(0.75f); |
| 372 EXPECT_EQ(expected, blended); |
| 373 } |
| 374 |
| 375 TEST(FilterOperationsTest, BlendBlurFilters) { |
| 376 FilterOperation from = FilterOperation::CreateBlurFilter(3.f); |
| 377 FilterOperation to = FilterOperation::CreateBlurFilter(7.f); |
| 378 |
| 379 FilterOperation blended = FilterOperation::Blend(&from, &to, -0.9); |
| 380 FilterOperation expected = FilterOperation::CreateBlurFilter(0.f); |
| 381 EXPECT_EQ(expected, blended); |
| 382 |
| 383 blended = FilterOperation::Blend(&from, &to, 0.75); |
| 384 expected = FilterOperation::CreateBlurFilter(6.f); |
| 385 EXPECT_EQ(expected, blended); |
| 386 |
| 387 blended = FilterOperation::Blend(&from, &to, 1.5); |
| 388 expected = FilterOperation::CreateBlurFilter(9.f); |
| 389 EXPECT_EQ(expected, blended); |
| 390 } |
| 391 |
| 392 TEST(FilterOperationsTest, BlendBlurWithNull) { |
| 393 FilterOperation filter = FilterOperation::CreateBlurFilter(1.f); |
| 394 |
| 395 FilterOperation blended = FilterOperation::Blend(&filter, NULL, 0.25); |
| 396 FilterOperation expected = FilterOperation::CreateBlurFilter(0.75f); |
| 397 EXPECT_EQ(expected, blended); |
| 398 |
| 399 blended = FilterOperation::Blend(NULL, &filter, 0.25); |
| 400 expected = FilterOperation::CreateBlurFilter(0.25f); |
| 401 EXPECT_EQ(expected, blended); |
| 402 } |
| 403 |
| 404 TEST(FilterOperationsTest, BlendDropShadowFilters) { |
| 405 FilterOperation from = FilterOperation::CreateDropShadowFilter( |
| 406 gfx::Point(0, 0), 2.f, SkColorSetARGB(15, 34, 68, 136)); |
| 407 FilterOperation to = FilterOperation::CreateDropShadowFilter( |
| 408 gfx::Point(3, 5), 6.f, SkColorSetARGB(51, 30, 60, 120)); |
| 409 |
| 410 FilterOperation blended = FilterOperation::Blend(&from, &to, -0.75); |
| 411 FilterOperation expected = FilterOperation::CreateDropShadowFilter( |
| 412 gfx::Point(-2, -4), 0.f, SkColorSetARGB(0, 0, 0, 0)); |
| 413 EXPECT_EQ(expected, blended); |
| 414 |
| 415 blended = FilterOperation::Blend(&from, &to, 0.25); |
| 416 expected = FilterOperation::CreateDropShadowFilter( |
| 417 gfx::Point(1, 1), 3.f, SkColorSetARGB(24, 32, 64, 128)); |
| 418 EXPECT_EQ(expected, blended); |
| 419 |
| 420 blended = FilterOperation::Blend(&from, &to, 0.75); |
| 421 expected = FilterOperation::CreateDropShadowFilter( |
| 422 gfx::Point(2, 4), 5.f, SkColorSetARGB(42, 30, 61, 121)); |
| 423 EXPECT_EQ(expected, blended); |
| 424 |
| 425 blended = FilterOperation::Blend(&from, &to, 1.5); |
| 426 expected = FilterOperation::CreateDropShadowFilter( |
| 427 gfx::Point(5, 8), 8.f, SkColorSetARGB(69, 30, 59, 118)); |
| 428 EXPECT_EQ(expected, blended); |
| 429 } |
| 430 |
| 431 TEST(FilterOperationsTest, BlendDropShadowWithNull) { |
| 432 FilterOperation filter = FilterOperation::CreateDropShadowFilter( |
| 433 gfx::Point(4, 4), 4.f, SkColorSetARGB(255, 40, 0, 0)); |
| 434 |
| 435 FilterOperation blended = FilterOperation::Blend(&filter, NULL, 0.25); |
| 436 FilterOperation expected = FilterOperation::CreateDropShadowFilter( |
| 437 gfx::Point(3, 3), 3.f, SkColorSetARGB(191, 40, 0, 0)); |
| 438 EXPECT_EQ(expected, blended); |
| 439 |
| 440 blended = FilterOperation::Blend(NULL, &filter, 0.25); |
| 441 expected = FilterOperation::CreateDropShadowFilter( |
| 442 gfx::Point(1, 1), 1.f, SkColorSetARGB(64, 40, 0, 0)); |
| 443 EXPECT_EQ(expected, blended); |
| 444 } |
| 445 |
| 446 TEST(FilterOperationsTest, BlendZoomFilters) { |
| 447 FilterOperation from = FilterOperation::CreateZoomFilter(2.f, 3); |
| 448 FilterOperation to = FilterOperation::CreateZoomFilter(6.f, 0); |
| 449 |
| 450 FilterOperation blended = FilterOperation::Blend(&from, &to, -0.75); |
| 451 FilterOperation expected = FilterOperation::CreateZoomFilter(1.f, 5); |
| 452 EXPECT_EQ(expected, blended); |
| 453 |
| 454 blended = FilterOperation::Blend(&from, &to, 0.75); |
| 455 expected = FilterOperation::CreateZoomFilter(5.f, 1); |
| 456 EXPECT_EQ(expected, blended); |
| 457 |
| 458 blended = FilterOperation::Blend(&from, &to, 1.5); |
| 459 expected = FilterOperation::CreateZoomFilter(8.f, 0); |
| 460 EXPECT_EQ(expected, blended); |
| 461 } |
| 462 |
| 463 TEST(FilterOperationsTest, BlendZoomWithNull) { |
| 464 FilterOperation filter = FilterOperation::CreateZoomFilter(2.f, 1); |
| 465 |
| 466 FilterOperation blended = FilterOperation::Blend(&filter, NULL, 0.25); |
| 467 FilterOperation expected = FilterOperation::CreateZoomFilter(1.75f, 1); |
| 468 EXPECT_EQ(expected, blended); |
| 469 |
| 470 blended = FilterOperation::Blend(NULL, &filter, 0.25); |
| 471 expected = FilterOperation::CreateZoomFilter(1.25f, 0); |
| 472 EXPECT_EQ(expected, blended); |
| 473 } |
| 474 |
| 475 TEST(FilterOperationsTest, BlendSaturatingBrightnessFilters) { |
| 476 FilterOperation from = FilterOperation::CreateSaturatingBrightnessFilter(3.f); |
| 477 FilterOperation to = FilterOperation::CreateSaturatingBrightnessFilter(7.f); |
| 478 |
| 479 FilterOperation blended = FilterOperation::Blend(&from, &to, -0.75); |
| 480 FilterOperation expected = |
| 481 FilterOperation::CreateSaturatingBrightnessFilter(0.f); |
| 482 EXPECT_EQ(expected, blended); |
| 483 |
| 484 blended = FilterOperation::Blend(&from, &to, 0.75); |
| 485 expected = FilterOperation::CreateSaturatingBrightnessFilter(6.f); |
| 486 EXPECT_EQ(expected, blended); |
| 487 |
| 488 blended = FilterOperation::Blend(&from, &to, 1.5); |
| 489 expected = FilterOperation::CreateSaturatingBrightnessFilter(9.f); |
| 490 EXPECT_EQ(expected, blended); |
| 491 } |
| 492 |
| 493 TEST(FilterOperationsTest, BlendSaturatingBrightnessWithNull) { |
| 494 FilterOperation filter = |
| 495 FilterOperation::CreateSaturatingBrightnessFilter(1.f); |
| 496 |
| 497 FilterOperation blended = FilterOperation::Blend(&filter, NULL, 0.25); |
| 498 FilterOperation expected = |
| 499 FilterOperation::CreateSaturatingBrightnessFilter(0.75f); |
| 500 EXPECT_EQ(expected, blended); |
| 501 |
| 502 blended = FilterOperation::Blend(NULL, &filter, 0.25); |
| 503 expected = FilterOperation::CreateSaturatingBrightnessFilter(0.25f); |
| 504 EXPECT_EQ(expected, blended); |
| 505 } |
| 506 |
| 507 TEST(FilterOperationsTest, BlendReferenceFilters) { |
| 508 skia::RefPtr<SkImageFilter> from_filter = |
| 509 skia::AdoptRef(SkBlurImageFilter::Create(1.f, 1.f)); |
| 510 skia::RefPtr<SkImageFilter> to_filter = |
| 511 skia::AdoptRef(SkBlurImageFilter::Create(2.f, 2.f)); |
| 512 FilterOperation from = FilterOperation::CreateReferenceFilter(from_filter); |
| 513 FilterOperation to = FilterOperation::CreateReferenceFilter(to_filter); |
| 514 |
| 515 FilterOperation blended = FilterOperation::Blend(&from, &to, -0.75); |
| 516 EXPECT_EQ(from, blended); |
| 517 |
| 518 blended = FilterOperation::Blend(&from, &to, 0.5); |
| 519 EXPECT_EQ(from, blended); |
| 520 |
| 521 blended = FilterOperation::Blend(&from, &to, 0.6); |
| 522 EXPECT_EQ(to, blended); |
| 523 |
| 524 blended = FilterOperation::Blend(&from, &to, 1.5); |
| 525 EXPECT_EQ(to, blended); |
| 526 } |
| 527 |
| 528 TEST(FilterOperationsTest, BlendReferenceWithNull) { |
| 529 skia::RefPtr<SkImageFilter> image_filter = |
| 530 skia::AdoptRef(SkBlurImageFilter::Create(1.f, 1.f)); |
| 531 FilterOperation filter = FilterOperation::CreateReferenceFilter(image_filter); |
| 532 FilterOperation null_filter = |
| 533 FilterOperation::CreateReferenceFilter(skia::RefPtr<SkImageFilter>()); |
| 534 |
| 535 FilterOperation blended = FilterOperation::Blend(&filter, NULL, 0.25); |
| 536 EXPECT_EQ(filter, blended); |
| 537 blended = FilterOperation::Blend(&filter, NULL, 0.75); |
| 538 EXPECT_EQ(null_filter, blended); |
| 539 |
| 540 blended = FilterOperation::Blend(NULL, &filter, 0.25); |
| 541 EXPECT_EQ(null_filter, blended); |
| 542 blended = FilterOperation::Blend(NULL, &filter, 0.75); |
| 543 EXPECT_EQ(filter, blended); |
| 544 } |
| 545 |
| 546 // Tests blending non-empty sequences that have the same length and matching |
| 547 // operations. |
| 548 TEST(FilterOperationsTest, BlendMatchingSequences) { |
| 549 FilterOperations from; |
| 550 FilterOperations to; |
| 551 |
| 552 from.Append(FilterOperation::CreateBlurFilter(0.f)); |
| 553 to.Append(FilterOperation::CreateBlurFilter(2.f)); |
| 554 |
| 555 from.Append(FilterOperation::CreateSaturateFilter(4.f)); |
| 556 to.Append(FilterOperation::CreateSaturateFilter(0.f)); |
| 557 |
| 558 from.Append(FilterOperation::CreateZoomFilter(2.0f, 1)); |
| 559 to.Append(FilterOperation::CreateZoomFilter(10.f, 9)); |
| 560 |
| 561 FilterOperations blended = to.Blend(from, -0.75); |
| 562 FilterOperations expected; |
| 563 expected.Append(FilterOperation::CreateBlurFilter(0.f)); |
| 564 expected.Append(FilterOperation::CreateSaturateFilter(7.f)); |
| 565 expected.Append(FilterOperation::CreateZoomFilter(1.f, 0)); |
| 566 EXPECT_EQ(blended, expected); |
| 567 |
| 568 blended = to.Blend(from, 0.75); |
| 569 expected.Clear(); |
| 570 expected.Append(FilterOperation::CreateBlurFilter(1.5f)); |
| 571 expected.Append(FilterOperation::CreateSaturateFilter(1.f)); |
| 572 expected.Append(FilterOperation::CreateZoomFilter(8.f, 7)); |
| 573 EXPECT_EQ(blended, expected); |
| 574 |
| 575 blended = to.Blend(from, 1.5); |
| 576 expected.Clear(); |
| 577 expected.Append(FilterOperation::CreateBlurFilter(3.f)); |
| 578 expected.Append(FilterOperation::CreateSaturateFilter(0.f)); |
| 579 expected.Append(FilterOperation::CreateZoomFilter(14.f, 13)); |
| 580 EXPECT_EQ(blended, expected); |
| 581 } |
| 582 |
| 583 TEST(FilterOperationsTest, BlendEmptyAndNonEmptySequences) { |
| 584 FilterOperations empty; |
| 585 FilterOperations filters; |
| 586 |
| 587 filters.Append(FilterOperation::CreateGrayscaleFilter(0.75f)); |
| 588 filters.Append(FilterOperation::CreateBrightnessFilter(2.f)); |
| 589 filters.Append(FilterOperation::CreateHueRotateFilter(10.0f)); |
| 590 |
| 591 FilterOperations blended = empty.Blend(filters, -0.75); |
| 592 FilterOperations expected; |
| 593 expected.Append(FilterOperation::CreateGrayscaleFilter(1.f)); |
| 594 expected.Append(FilterOperation::CreateBrightnessFilter(2.75f)); |
| 595 expected.Append(FilterOperation::CreateHueRotateFilter(17.5f)); |
| 596 EXPECT_EQ(blended, expected); |
| 597 |
| 598 blended = empty.Blend(filters, 0.75); |
| 599 expected.Clear(); |
| 600 expected.Append(FilterOperation::CreateGrayscaleFilter(0.1875f)); |
| 601 expected.Append(FilterOperation::CreateBrightnessFilter(1.25f)); |
| 602 expected.Append(FilterOperation::CreateHueRotateFilter(2.5f)); |
| 603 EXPECT_EQ(blended, expected); |
| 604 |
| 605 blended = empty.Blend(filters, 1.5); |
| 606 expected.Clear(); |
| 607 expected.Append(FilterOperation::CreateGrayscaleFilter(0.f)); |
| 608 expected.Append(FilterOperation::CreateBrightnessFilter(0.5f)); |
| 609 expected.Append(FilterOperation::CreateHueRotateFilter(-5.f)); |
| 610 EXPECT_EQ(blended, expected); |
| 611 |
| 612 blended = filters.Blend(empty, -0.75); |
| 613 expected.Clear(); |
| 614 expected.Append(FilterOperation::CreateGrayscaleFilter(0.f)); |
| 615 expected.Append(FilterOperation::CreateBrightnessFilter(0.25f)); |
| 616 expected.Append(FilterOperation::CreateHueRotateFilter(-7.5f)); |
| 617 EXPECT_EQ(blended, expected); |
| 618 |
| 619 blended = filters.Blend(empty, 0.75); |
| 620 expected.Clear(); |
| 621 expected.Append(FilterOperation::CreateGrayscaleFilter(0.5625f)); |
| 622 expected.Append(FilterOperation::CreateBrightnessFilter(1.75f)); |
| 623 expected.Append(FilterOperation::CreateHueRotateFilter(7.5f)); |
| 624 EXPECT_EQ(blended, expected); |
| 625 |
| 626 blended = filters.Blend(empty, 1.5); |
| 627 expected.Clear(); |
| 628 expected.Append(FilterOperation::CreateGrayscaleFilter(1.f)); |
| 629 expected.Append(FilterOperation::CreateBrightnessFilter(2.5f)); |
| 630 expected.Append(FilterOperation::CreateHueRotateFilter(15.f)); |
| 631 EXPECT_EQ(blended, expected); |
| 632 } |
| 633 |
| 634 TEST(FilterOperationsTest, BlendEmptySequences) { |
| 635 FilterOperations empty; |
| 636 |
| 637 FilterOperations blended = empty.Blend(empty, -0.75); |
| 638 EXPECT_EQ(blended, empty); |
| 639 |
| 640 blended = empty.Blend(empty, 0.75); |
| 641 EXPECT_EQ(blended, empty); |
| 642 |
| 643 blended = empty.Blend(empty, 1.5); |
| 644 EXPECT_EQ(blended, empty); |
| 645 } |
| 646 |
| 647 // Tests blending non-empty sequences that have non-matching operations. |
| 648 TEST(FilterOperationsTest, BlendNonMatchingSequences) { |
| 649 FilterOperations from; |
| 650 FilterOperations to; |
| 651 |
| 652 from.Append(FilterOperation::CreateSaturateFilter(3.f)); |
| 653 from.Append(FilterOperation::CreateBlurFilter(2.f)); |
| 654 to.Append(FilterOperation::CreateSaturateFilter(4.f)); |
| 655 to.Append(FilterOperation::CreateHueRotateFilter(0.5f)); |
| 656 |
| 657 FilterOperations blended = to.Blend(from, -0.75); |
| 658 EXPECT_EQ(to, blended); |
| 659 blended = to.Blend(from, 0.75); |
| 660 EXPECT_EQ(to, blended); |
| 661 blended = to.Blend(from, 1.5); |
| 662 EXPECT_EQ(to, blended); |
| 663 } |
| 664 |
| 665 // Tests blending non-empty sequences of different sizes. |
| 666 TEST(FilterOperationsTest, BlendRaggedSequences) { |
| 667 FilterOperations from; |
| 668 FilterOperations to; |
| 669 |
| 670 from.Append(FilterOperation::CreateSaturateFilter(3.f)); |
| 671 from.Append(FilterOperation::CreateBlurFilter(2.f)); |
| 672 to.Append(FilterOperation::CreateSaturateFilter(4.f)); |
| 673 |
| 674 FilterOperations blended = to.Blend(from, -0.75); |
| 675 FilterOperations expected; |
| 676 expected.Append(FilterOperation::CreateSaturateFilter(2.25f)); |
| 677 expected.Append(FilterOperation::CreateBlurFilter(3.5f)); |
| 678 EXPECT_EQ(expected, blended); |
| 679 |
| 680 blended = to.Blend(from, 0.75); |
| 681 expected.Clear(); |
| 682 expected.Append(FilterOperation::CreateSaturateFilter(3.75f)); |
| 683 expected.Append(FilterOperation::CreateBlurFilter(0.5f)); |
| 684 EXPECT_EQ(expected, blended); |
| 685 |
| 686 blended = to.Blend(from, 1.5); |
| 687 expected.Clear(); |
| 688 expected.Append(FilterOperation::CreateSaturateFilter(4.5f)); |
| 689 expected.Append(FilterOperation::CreateBlurFilter(0.f)); |
| 690 EXPECT_EQ(expected, blended); |
| 691 |
| 692 from.Append(FilterOperation::CreateOpacityFilter(1.f)); |
| 693 to.Append(FilterOperation::CreateOpacityFilter(1.f)); |
| 694 blended = to.Blend(from, -0.75); |
| 695 EXPECT_EQ(to, blended); |
| 696 blended = to.Blend(from, 0.75); |
| 697 EXPECT_EQ(to, blended); |
| 698 blended = to.Blend(from, 1.5); |
| 699 EXPECT_EQ(to, blended); |
| 700 } |
| 701 |
| 702 } // namespace |
| 703 } // namespace cc |
| OLD | NEW |
|---|
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