15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/gfx/point3_f.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/basictypes.h" 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "testing/gtest/include/gtest/gtest.h" 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace gfx { 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)TEST(Point3Test, VectorArithmetic) { 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Point3F a(1.6f, 5.1f, 3.2f); 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Vector3dF v1(3.1f, -3.2f, 9.3f); 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Vector3dF v2(-8.1f, 1.2f, 3.3f); 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static const struct { 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Point3F expected; 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Point3F actual; 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } tests[] = { 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) { gfx::Point3F(4.7f, 1.9f, 12.5f), a + v1 }, 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) { gfx::Point3F(-1.5f, 8.3f, -6.1f), a - v1 }, 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) { a, a - v1 + v1 }, 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) { a, a + v1 - v1 }, 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) { a, a + gfx::Vector3dF() }, 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) { gfx::Point3F(12.8f, 0.7f, 9.2f), a + v1 - v2 }, 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) { gfx::Point3F(-9.6f, 9.5f, -2.8f), a - v1 + v2 } 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) }; 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(tests[i].expected.ToString(), 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) tests[i].actual.ToString()); 33ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 34ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch a += v1; 35ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch EXPECT_EQ(Point3F(4.7f, 1.9f, 12.5f).ToString(), a.ToString()); 36ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 37ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch a -= v2; 38ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch EXPECT_EQ(Point3F(12.8f, 0.7f, 9.2f).ToString(), a.ToString()); 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)TEST(Point3Test, VectorFromPoints) { 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Point3F a(1.6f, 5.2f, 3.2f); 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Vector3dF v1(3.1f, -3.2f, 9.3f); 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) gfx::Point3F b(a + v1); 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ((b - a).ToString(), v1.ToString()); 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 49ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben MurdochTEST(Point3Test, Scale) { 50ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch EXPECT_EQ(Point3F().ToString(), ScalePoint(Point3F(), 2.f).ToString()); 51ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch EXPECT_EQ(Point3F().ToString(), 52ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch ScalePoint(Point3F(), 2.f, 2.f, 2.f).ToString()); 53ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 54ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch EXPECT_EQ(Point3F(2.f, -2.f, 4.f).ToString(), 55ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch ScalePoint(Point3F(1.f, -1.f, 2.f), 2.f).ToString()); 56ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch EXPECT_EQ(Point3F(2.f, -3.f, 8.f).ToString(), 57ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch ScalePoint(Point3F(1.f, -1.f, 2.f), 2.f, 3.f, 4.f).ToString()); 58ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 59ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch Point3F zero; 60ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch zero.Scale(2.f); 61ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch zero.Scale(6.f, 3.f, 1.5f); 62ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch EXPECT_EQ(Point3F().ToString(), zero.ToString()); 63ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 64ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch Point3F point(1.f, -1.f, 2.f); 65ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch point.Scale(2.f); 66ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch point.Scale(6.f, 3.f, 1.5f); 67ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch EXPECT_EQ(Point3F(12.f, -6.f, 6.f).ToString(), point.ToString()); 68ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch} 69ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace gfx 71