1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
|
// Copyright 2013 The Closure Library Authors. All Rights Reserved.
// Use of this source code is governed by the Apache License, Version 2.0.
////////////////////////// NOTE ABOUT EDITING THIS FILE ///////////////////////
// //
// Any edits to this file must be applied to vec4f_test.js by running: //
// swap_type.sh vec4d_test.js > vec4f_test.js //
// //
////////////////////////// NOTE ABOUT EDITING THIS FILE ///////////////////////
goog.provide('goog.vec.vec4dTest');
goog.setTestOnly('goog.vec.vec4dTest');
goog.require('goog.vec.Float64Array');
goog.require('goog.vec.vec4d');
goog.require('goog.testing.jsunit');
function testCreate() {
var v = goog.vec.vec4d.create();
assertElementsEquals([0, 0, 0, 0], v);
}
function testCreateFromArray() {
var v = goog.vec.vec4d.createFromArray([1, 2, 3, 4]);
assertElementsEquals([1, 2, 3, 4], v);
}
function testCreateFromValues() {
var v = goog.vec.vec4d.createFromValues(1, 2, 3, 4);
assertElementsEquals([1, 2, 3, 4], v);
}
function testClone() {
var v0 = goog.vec.vec4d.createFromValues(1, 2, 3, 4);
var v1 = goog.vec.vec4d.clone(v0);
assertElementsEquals([1, 2, 3, 4], v1);
}
function testSet() {
var v = goog.vec.vec4d.create();
goog.vec.vec4d.setFromValues(v, 1, 2, 3, 4);
assertElementsEquals([1, 2, 3, 4], v);
goog.vec.vec4d.setFromArray(v, [4, 5, 6, 7]);
assertElementsEquals([4, 5, 6, 7], v);
}
function testAdd() {
var v0 = goog.vec.vec4d.setFromArray(goog.vec.vec4d.create(), [1, 2, 3, 4]);
var v1 = goog.vec.vec4d.setFromArray(goog.vec.vec4d.create(), [5, 6, 7, 8]);
var v2 = goog.vec.vec4d.setFromVec4d(goog.vec.vec4d.create(), v0);
goog.vec.vec4d.add(v2, v1, v2);
assertElementsEquals([1, 2, 3, 4], v0);
assertElementsEquals([5, 6, 7, 8], v1);
assertElementsEquals([6, 8, 10, 12], v2);
goog.vec.vec4d.add(goog.vec.vec4d.add(v0, v1, v2), v0, v2);
assertElementsEquals([7, 10, 13, 16], v2);
}
function testSubtract() {
var v0 = goog.vec.vec4d.setFromArray(goog.vec.vec4d.create(), [4, 3, 2, 1]);
var v1 = goog.vec.vec4d.setFromArray(goog.vec.vec4d.create(), [5, 6, 7, 8]);
var v2 = goog.vec.vec4d.setFromVec4d(goog.vec.vec4d.create(), v0);
goog.vec.vec4d.subtract(v2, v1, v2);
assertElementsEquals([4, 3, 2, 1], v0);
assertElementsEquals([5, 6, 7, 8], v1);
assertElementsEquals([-1, -3, -5, -7], v2);
goog.vec.vec4d.setFromValues(v2, 0, 0, 0, 0);
goog.vec.vec4d.subtract(v1, v0, v2);
assertElementsEquals([1, 3, 5, 7], v2);
goog.vec.vec4d.subtract(goog.vec.vec4d.subtract(v1, v0, v2), v0, v2);
assertElementsEquals([-3, 0, 3, 6], v2);
}
function testNegate() {
var v0 = goog.vec.vec4d.setFromArray(goog.vec.vec4d.create(), [1, 2, 3, 4]);
var v1 = goog.vec.vec4d.create();
goog.vec.vec4d.negate(v0, v1);
assertElementsEquals([-1, -2, -3, -4], v1);
assertElementsEquals([1, 2, 3, 4], v0);
goog.vec.vec4d.negate(v0, v0);
assertElementsEquals([-1, -2, -3, -4], v0);
}
function testAbs() {
var v0 = goog.vec.vec4d.setFromArray(goog.vec.vec4d.create(), [-1, -2, -3, -4]);
var v1 = goog.vec.vec4d.create();
goog.vec.vec4d.abs(v0, v1);
assertElementsEquals([1, 2, 3, 4], v1);
assertElementsEquals([-1, -2, -3, -4], v0);
goog.vec.vec4d.abs(v0, v0);
assertElementsEquals([1, 2, 3, 4], v0);
}
function testScale() {
var v0 = goog.vec.vec4d.setFromArray(goog.vec.vec4d.create(), [1, 2, 3, 4]);
var v1 = goog.vec.vec4d.create();
goog.vec.vec4d.scale(v0, 4, v1);
assertElementsEquals([4, 8, 12, 16], v1);
assertElementsEquals([1, 2, 3, 4], v0);
goog.vec.vec4d.setFromArray(v1, v0);
goog.vec.vec4d.scale(v1, 5, v1);
assertElementsEquals([5, 10, 15, 20], v1);
}
function testMagnitudeSquared() {
var v0 = goog.vec.vec4d.setFromArray(goog.vec.vec4d.create(), [1, 2, 3, 4]);
assertEquals(30, goog.vec.vec4d.magnitudeSquared(v0));
}
function testMagnitude() {
var v0 = goog.vec.vec4d.setFromArray(goog.vec.vec4d.create(), [1, 2, 3, 4]);
assertEquals(Math.sqrt(30), goog.vec.vec4d.magnitude(v0));
}
function testNormalize() {
var v0 = goog.vec.vec4d.setFromArray(goog.vec.vec4d.create(), [2, 3, 4, 5]);
var v1 = goog.vec.vec4d.create();
var v2 = goog.vec.vec4d.create();
goog.vec.vec4d.scale(v0, 1 / goog.vec.vec4d.magnitude(v0), v2);
goog.vec.vec4d.normalize(v0, v1);
assertElementsEquals(v2, v1);
assertElementsEquals([2, 3, 4, 5], v0);
goog.vec.vec4d.setFromArray(v1, v0);
goog.vec.vec4d.normalize(v1, v1);
assertElementsEquals(v2, v1);
}
function testDot() {
var v0 = goog.vec.vec4d.setFromArray(goog.vec.vec4d.create(), [1, 2, 3, 4]);
var v1 = goog.vec.vec4d.setFromArray(goog.vec.vec4d.create(), [5, 6, 7, 8]);
assertEquals(70, goog.vec.vec4d.dot(v0, v1));
assertEquals(70, goog.vec.vec4d.dot(v1, v0));
}
function testLerp() {
var v0 = goog.vec.vec4d.setFromValues(goog.vec.vec4d.create(), 1, 2, 3, 4);
var v1 = goog.vec.vec4d.setFromValues(goog.vec.vec4d.create(), 10, 20, 30, 40);
var v2 = goog.vec.vec4d.setFromVec4d(goog.vec.vec4d.create(), v0);
goog.vec.vec4d.lerp(v2, v1, 0, v2);
assertElementsEquals([1, 2, 3, 4], v2);
goog.vec.vec4d.lerp(v2, v1, 1, v2);
assertElementsEquals([10, 20, 30, 40], v2);
goog.vec.vec4d.lerp(v0, v1, .5, v2);
assertElementsEquals([5.5, 11, 16.5, 22], v2);
}
function testMax() {
var v0 = goog.vec.vec4d.setFromValues(goog.vec.vec4d.create(), 10, 20, 30, 40);
var v1 = goog.vec.vec4d.setFromValues(goog.vec.vec4d.create(), 5, 25, 35, 30);
var v2 = goog.vec.vec4d.create();
goog.vec.vec4d.max(v0, v1, v2);
assertElementsEquals([10, 25, 35, 40], v2);
goog.vec.vec4d.max(v1, v0, v1);
assertElementsEquals([10, 25, 35, 40], v1);
goog.vec.vec4d.max(v2, 20, v2);
assertElementsEquals([20, 25, 35, 40], v2);
}
function testMin() {
var v0 = goog.vec.vec4d.setFromValues(goog.vec.vec4d.create(), 10, 20, 30, 40);
var v1 = goog.vec.vec4d.setFromValues(goog.vec.vec4d.create(), 5, 25, 35, 30);
var v2 = goog.vec.vec4d.create();
goog.vec.vec4d.min(v0, v1, v2);
assertElementsEquals([5, 20, 30, 30], v2);
goog.vec.vec4d.min(v1, v0, v1);
assertElementsEquals([5, 20, 30, 30], v1);
goog.vec.vec4d.min(v2, 20, v2);
assertElementsEquals([5, 20, 20, 20], v2);
}
function testEquals() {
var v0 = goog.vec.vec4d.setFromValues(goog.vec.vec4d.create(), 1, 2, 3, 4);
var v1 = goog.vec.vec4d.setFromVec4d(goog.vec.vec4d.create(), v0);
assertElementsEquals(v0, v1);
v1[0] = 5;
assertFalse(goog.vec.vec4d.equals(v0, v1));
v1 = goog.vec.vec4d.setFromVec4d(goog.vec.vec4d.create(), v0);
v1[1] = 5;
assertFalse(goog.vec.vec4d.equals(v0, v1));
v1 = goog.vec.vec4d.setFromVec4d(goog.vec.vec4d.create(), v0);
v1[2] = 5;
assertFalse(goog.vec.vec4d.equals(v0, v1));
v1 = goog.vec.vec4d.setFromVec4d(goog.vec.vec4d.create(), v0);
v1[3] = 5;
assertFalse(goog.vec.vec4d.equals(v0, v1));
}
|
