/**
* @license
* Copyright The Closure Library Authors.
* SPDX-License-Identifier: Apache-2.0
*/
////////////////////////// NOTE ABOUT EDITING THIS FILE ///////////////////////
// //
// Any edits to this file must be applied to vec4d_test.js by running: //
// swap_type.sh vec4f_test.js > vec4d_test.js //
// //
////////////////////////// NOTE ABOUT EDITING THIS FILE ///////////////////////
goog.module('goog.vec.vec4fTest');
goog.setTestOnly();
const testSuite = goog.require('goog.testing.testSuite');
const vec4f = goog.require('goog.vec.vec4f');
testSuite({
testCreate() {
const v = vec4f.create();
assertElementsEquals([0, 0, 0, 0], v);
},
testCreateFromArray() {
const v = vec4f.createFromArray([1, 2, 3, 4]);
assertElementsEquals([1, 2, 3, 4], v);
},
testCreateFromValues() {
const v = vec4f.createFromValues(1, 2, 3, 4);
assertElementsEquals([1, 2, 3, 4], v);
},
testClone() {
const v0 = vec4f.createFromValues(1, 2, 3, 4);
const v1 = vec4f.clone(v0);
assertElementsEquals([1, 2, 3, 4], v1);
},
testSet() {
const v = vec4f.create();
vec4f.setFromValues(v, 1, 2, 3, 4);
assertElementsEquals([1, 2, 3, 4], v);
vec4f.setFromArray(v, [4, 5, 6, 7]);
assertElementsEquals([4, 5, 6, 7], v);
},
testAdd() {
const v0 = vec4f.setFromArray(vec4f.create(), [1, 2, 3, 4]);
const v1 = vec4f.setFromArray(vec4f.create(), [5, 6, 7, 8]);
const v2 = vec4f.setFromVec4f(vec4f.create(), v0);
vec4f.add(v2, v1, v2);
assertElementsEquals([1, 2, 3, 4], v0);
assertElementsEquals([5, 6, 7, 8], v1);
assertElementsEquals([6, 8, 10, 12], v2);
vec4f.add(vec4f.add(v0, v1, v2), v0, v2);
assertElementsEquals([7, 10, 13, 16], v2);
},
testSubtract() {
const v0 = vec4f.setFromArray(vec4f.create(), [4, 3, 2, 1]);
const v1 = vec4f.setFromArray(vec4f.create(), [5, 6, 7, 8]);
const v2 = vec4f.setFromVec4f(vec4f.create(), v0);
vec4f.subtract(v2, v1, v2);
assertElementsEquals([4, 3, 2, 1], v0);
assertElementsEquals([5, 6, 7, 8], v1);
assertElementsEquals([-1, -3, -5, -7], v2);
vec4f.setFromValues(v2, 0, 0, 0, 0);
vec4f.subtract(v1, v0, v2);
assertElementsEquals([1, 3, 5, 7], v2);
vec4f.subtract(vec4f.subtract(v1, v0, v2), v0, v2);
assertElementsEquals([-3, 0, 3, 6], v2);
},
testNegate() {
const v0 = vec4f.setFromArray(vec4f.create(), [1, 2, 3, 4]);
const v1 = vec4f.create();
vec4f.negate(v0, v1);
assertElementsEquals([-1, -2, -3, -4], v1);
assertElementsEquals([1, 2, 3, 4], v0);
vec4f.negate(v0, v0);
assertElementsEquals([-1, -2, -3, -4], v0);
},
testAbs() {
const v0 = vec4f.setFromArray(vec4f.create(), [-1, -2, -3, -4]);
const v1 = vec4f.create();
vec4f.abs(v0, v1);
assertElementsEquals([1, 2, 3, 4], v1);
assertElementsEquals([-1, -2, -3, -4], v0);
vec4f.abs(v0, v0);
assertElementsEquals([1, 2, 3, 4], v0);
},
/** @suppress {checkTypes} suppression added to enable type checking */
testScale() {
const v0 = vec4f.setFromArray(vec4f.create(), [1, 2, 3, 4]);
const v1 = vec4f.create();
vec4f.scale(v0, 4, v1);
assertElementsEquals([4, 8, 12, 16], v1);
assertElementsEquals([1, 2, 3, 4], v0);
vec4f.setFromArray(v1, v0);
vec4f.scale(v1, 5, v1);
assertElementsEquals([5, 10, 15, 20], v1);
},
testMagnitudeSquared() {
const v0 = vec4f.setFromArray(vec4f.create(), [1, 2, 3, 4]);
assertEquals(30, vec4f.magnitudeSquared(v0));
},
testMagnitude() {
const v0 = vec4f.setFromArray(vec4f.create(), [1, 2, 3, 4]);
assertEquals(Math.sqrt(30), vec4f.magnitude(v0));
},
/** @suppress {checkTypes} suppression added to enable type checking */
testNormalize() {
const v0 = vec4f.setFromArray(vec4f.create(), [2, 3, 4, 5]);
const v1 = vec4f.create();
const v2 = vec4f.create();
vec4f.scale(v0, 1 / vec4f.magnitude(v0), v2);
vec4f.normalize(v0, v1);
assertElementsEquals(v2, v1);
assertElementsEquals([2, 3, 4, 5], v0);
vec4f.setFromArray(v1, v0);
vec4f.normalize(v1, v1);
assertElementsEquals(v2, v1);
},
testDot() {
const v0 = vec4f.setFromArray(vec4f.create(), [1, 2, 3, 4]);
const v1 = vec4f.setFromArray(vec4f.create(), [5, 6, 7, 8]);
assertEquals(70, vec4f.dot(v0, v1));
assertEquals(70, vec4f.dot(v1, v0));
},
testLerp() {
const v0 = vec4f.setFromValues(vec4f.create(), 1, 2, 3, 4);
const v1 = vec4f.setFromValues(vec4f.create(), 10, 20, 30, 40);
const v2 = vec4f.setFromVec4f(vec4f.create(), v0);
vec4f.lerp(v2, v1, 0, v2);
assertElementsEquals([1, 2, 3, 4], v2);
vec4f.lerp(v2, v1, 1, v2);
assertElementsEquals([10, 20, 30, 40], v2);
vec4f.lerp(v0, v1, .5, v2);
assertElementsEquals([5.5, 11, 16.5, 22], v2);
},
testMax() {
const v0 = vec4f.setFromValues(vec4f.create(), 10, 20, 30, 40);
const v1 = vec4f.setFromValues(vec4f.create(), 5, 25, 35, 30);
const v2 = vec4f.create();
vec4f.max(v0, v1, v2);
assertElementsEquals([10, 25, 35, 40], v2);
vec4f.max(v1, v0, v1);
assertElementsEquals([10, 25, 35, 40], v1);
vec4f.max(v2, 20, v2);
assertElementsEquals([20, 25, 35, 40], v2);
},
testMin() {
const v0 = vec4f.setFromValues(vec4f.create(), 10, 20, 30, 40);
const v1 = vec4f.setFromValues(vec4f.create(), 5, 25, 35, 30);
const v2 = vec4f.create();
vec4f.min(v0, v1, v2);
assertElementsEquals([5, 20, 30, 30], v2);
vec4f.min(v1, v0, v1);
assertElementsEquals([5, 20, 30, 30], v1);
vec4f.min(v2, 20, v2);
assertElementsEquals([5, 20, 20, 20], v2);
},
testEquals() {
const v0 = vec4f.setFromValues(vec4f.create(), 1, 2, 3, 4);
let v1 = vec4f.setFromVec4f(vec4f.create(), v0);
assertElementsEquals(v0, v1);
v1[0] = 5;
assertFalse(vec4f.equals(v0, v1));
v1 = vec4f.setFromVec4f(vec4f.create(), v0);
v1[1] = 5;
assertFalse(vec4f.equals(v0, v1));
v1 = vec4f.setFromVec4f(vec4f.create(), v0);
v1[2] = 5;
assertFalse(vec4f.equals(v0, v1));
v1 = vec4f.setFromVec4f(vec4f.create(), v0);
v1[3] = 5;
assertFalse(vec4f.equals(v0, v1));
},
});