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Side by Side Diff: third_party/WebKit/Source/platform/geometry/FloatPolygonTest.cpp

Issue 2392543003: reflow comments in platform/geometry (Closed)
Patch Set: Created 4 years, 2 months ago
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1 /* 1 /*
2 * Copyright (C) 2013 Adobe Systems Incorporated. All rights reserved. 2 * Copyright (C) 2013 Adobe Systems Incorporated. All rights reserved.
3 * 3 *
4 * Redistribution and use in source and binary forms, with or without 4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions 5 * modification, are permitted provided that the following conditions
6 * are met: 6 * are met:
7 * 7 *
8 * 1. Redistributions of source code must retain the above 8 * 1. Redistributions of source code must retain the above
9 * copyright notice, this list of conditions and the following 9 * copyright notice, this list of conditions and the following
10 * disclaimer. 10 * disclaimer.
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67 polygon.overlappingEdges(minY, maxY, result); 67 polygon.overlappingEdges(minY, maxY, result);
68 std::sort(result.begin(), result.end(), compareEdgeIndex); 68 std::sort(result.begin(), result.end(), compareEdgeIndex);
69 return result; 69 return result;
70 } 70 }
71 71
72 } // anonymous namespace 72 } // anonymous namespace
73 73
74 #define SIZEOF_ARRAY(p) (sizeof(p) / sizeof(p[0])) 74 #define SIZEOF_ARRAY(p) (sizeof(p) / sizeof(p[0]))
75 75
76 /** 76 /**
77 * Checks a right triangle. This test covers all of the trivial FloatPolygon acc essors. 77 * Checks a right triangle. This test covers all of the trivial FloatPolygon
78 * accessors.
78 * 79 *
79 * 200,100 80 * 200,100
80 * /| 81 * /|
81 * / | 82 * / |
82 * / | 83 * / |
83 * ----- 84 * -----
84 * 100,200 200,200 85 * 100,200 200,200
85 */ 86 */
86 TEST(FloatPolygonTest, basics) { 87 TEST(FloatPolygonTest, basics) {
87 const float triangleCoordinates[] = {200, 100, 200, 200, 100, 200}; 88 const float triangleCoordinates[] = {200, 100, 200, 200, 100, 200};
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250 TEST_EMPTY(emptyCoordinates4); 251 TEST_EMPTY(emptyCoordinates4);
251 252
252 const float emptyCoordinates5[] = {0, 0, 0, 1, 0, 2, 0, 3, 0, 1}; 253 const float emptyCoordinates5[] = {0, 0, 0, 1, 0, 2, 0, 3, 0, 1};
253 TEST_EMPTY(emptyCoordinates5); 254 TEST_EMPTY(emptyCoordinates5);
254 255
255 const float emptyCoordinates6[] = {0, 0, 1, 0, 2, 0, 3, 0, 1, 0}; 256 const float emptyCoordinates6[] = {0, 0, 1, 0, 2, 0, 3, 0, 1, 0};
256 TEST_EMPTY(emptyCoordinates6); 257 TEST_EMPTY(emptyCoordinates6);
257 } 258 }
258 259
259 /* 260 /*
260 * Test FloatPolygon::contains() with a trapezoid. The vertices are listed in co unter-clockwise order. 261 * Test FloatPolygon::contains() with a trapezoid. The vertices are listed in
262 * counter-clockwise order.
261 * 263 *
262 * 150,100 250,100 264 * 150,100 250,100
263 * +----------+ 265 * +----------+
264 * / \ 266 * / \
265 * / \ 267 * / \
266 * +----------------+ 268 * +----------------+
267 * 100,150 300,150 269 * 100,150 300,150
268 */ 270 */
269 TEST(FloatPolygonTest, trapezoid) { 271 TEST(FloatPolygonTest, trapezoid) {
270 const float trapezoidCoordinates[] = {100, 150, 300, 150, 250, 100, 150, 100}; 272 const float trapezoidCoordinates[] = {100, 150, 300, 150, 250, 100, 150, 100};
271 FloatPolygonTestValue trapezoidTestValue( 273 FloatPolygonTestValue trapezoidTestValue(
272 trapezoidCoordinates, SIZEOF_ARRAY(trapezoidCoordinates), RULE_EVENODD); 274 trapezoidCoordinates, SIZEOF_ARRAY(trapezoidCoordinates), RULE_EVENODD);
273 const FloatPolygon& trapezoid = trapezoidTestValue.polygon(); 275 const FloatPolygon& trapezoid = trapezoidTestValue.polygon();
274 276
275 EXPECT_FALSE(trapezoid.isEmpty()); 277 EXPECT_FALSE(trapezoid.isEmpty());
276 EXPECT_EQ(4u, trapezoid.numberOfVertices()); 278 EXPECT_EQ(4u, trapezoid.numberOfVertices());
277 EXPECT_EQ(FloatRect(100, 100, 200, 50), trapezoid.boundingBox()); 279 EXPECT_EQ(FloatRect(100, 100, 200, 50), trapezoid.boundingBox());
278 280
279 EXPECT_TRUE(trapezoid.contains(FloatPoint(150, 100))); 281 EXPECT_TRUE(trapezoid.contains(FloatPoint(150, 100)));
280 EXPECT_TRUE(trapezoid.contains(FloatPoint(150, 101))); 282 EXPECT_TRUE(trapezoid.contains(FloatPoint(150, 101)));
281 EXPECT_TRUE(trapezoid.contains(FloatPoint(200, 125))); 283 EXPECT_TRUE(trapezoid.contains(FloatPoint(200, 125)));
282 EXPECT_FALSE(trapezoid.contains(FloatPoint(149, 100))); 284 EXPECT_FALSE(trapezoid.contains(FloatPoint(149, 100)));
283 EXPECT_FALSE(trapezoid.contains(FloatPoint(301, 150))); 285 EXPECT_FALSE(trapezoid.contains(FloatPoint(301, 150)));
284 } 286 }
285 287
286 /* 288 /*
287 * Test FloatPolygon::contains() with a non-convex rectilinear polygon. The poly gon has the same shape 289 * Test FloatPolygon::contains() with a non-convex rectilinear polygon. The
288 * as the letter "H": 290 * polygon has the same shape as the letter "H":
289 * 291 *
290 * 100,100 150,100 200,100 250,100 292 * 100,100 150,100 200,100 250,100
291 * +--------+ +--------+ 293 * +--------+ +--------+
292 * | | | | 294 * | | | |
293 * | | | | 295 * | | | |
294 * | +--------+ | 296 * | +--------+ |
295 * | 150,150 200,150 | 297 * | 150,150 200,150 |
296 * | | 298 * | |
297 * | 150,200 200,200 | 299 * | 150,200 200,200 |
298 * | +--------+ | 300 * | +--------+ |
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328 EXPECT_FALSE(h.contains(FloatPoint(151, 100))); 330 EXPECT_FALSE(h.contains(FloatPoint(151, 100)));
329 EXPECT_FALSE(h.contains(FloatPoint(199, 100))); 331 EXPECT_FALSE(h.contains(FloatPoint(199, 100)));
330 EXPECT_FALSE(h.contains(FloatPoint(175, 125))); 332 EXPECT_FALSE(h.contains(FloatPoint(175, 125)));
331 EXPECT_FALSE(h.contains(FloatPoint(151, 250))); 333 EXPECT_FALSE(h.contains(FloatPoint(151, 250)));
332 EXPECT_FALSE(h.contains(FloatPoint(199, 250))); 334 EXPECT_FALSE(h.contains(FloatPoint(199, 250)));
333 EXPECT_FALSE(h.contains(FloatPoint(199, 250))); 335 EXPECT_FALSE(h.contains(FloatPoint(199, 250)));
334 EXPECT_FALSE(h.contains(FloatPoint(175, 225))); 336 EXPECT_FALSE(h.contains(FloatPoint(175, 225)));
335 } 337 }
336 338
337 } // namespace blink 339 } // namespace blink
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