[28897] | 1 | /**
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| 2 | * @author bhouston / http://exocortex.com
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| 3 | */
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| 4 |
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| 5 | module( "Sphere" );
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| 6 |
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| 7 | test( "constructor", function() {
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| 8 | var a = new THREE.Sphere();
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| 9 | ok( a.center.equals( zero3 ), "Passed!" );
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| 10 | ok( a.radius == 0, "Passed!" );
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| 11 |
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| 12 | a = new THREE.Sphere( one3.clone(), 1 );
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| 13 | ok( a.center.equals( one3 ), "Passed!" );
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| 14 | ok( a.radius == 1, "Passed!" );
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| 15 | });
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| 16 |
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| 17 | test( "copy", function() {
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| 18 | var a = new THREE.Sphere( one3.clone(), 1 );
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| 19 | var b = new THREE.Sphere().copy( a );
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| 20 |
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| 21 | ok( b.center.equals( one3 ), "Passed!" );
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| 22 | ok( b.radius == 1, "Passed!" );
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| 23 |
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| 24 | // ensure that it is a true copy
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| 25 | a.center = zero3;
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| 26 | a.radius = 0;
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| 27 | ok( b.center.equals( one3 ), "Passed!" );
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| 28 | ok( b.radius == 1, "Passed!" );
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| 29 | });
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| 30 |
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| 31 | test( "set", function() {
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| 32 | var a = new THREE.Sphere();
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| 33 | ok( a.center.equals( zero3 ), "Passed!" );
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| 34 | ok( a.radius == 0, "Passed!" );
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| 35 |
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| 36 | a.set( one3, 1 );
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| 37 | ok( a.center.equals( one3 ), "Passed!" );
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| 38 | ok( a.radius == 1, "Passed!" );
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| 39 | });
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| 40 |
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| 41 | test( "empty", function() {
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| 42 | var a = new THREE.Sphere();
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| 43 | ok( a.empty(), "Passed!" );
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| 44 |
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| 45 | a.set( one3, 1 );
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| 46 | ok( ! a.empty(), "Passed!" );
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| 47 | });
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| 48 |
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| 49 | test( "containsPoint", function() {
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| 50 | var a = new THREE.Sphere( one3.clone(), 1 );
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| 51 |
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| 52 | ok( ! a.containsPoint( zero3 ), "Passed!" );
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| 53 | ok( a.containsPoint( one3 ), "Passed!" );
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| 54 | });
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| 55 |
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| 56 | test( "distanceToPoint", function() {
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| 57 | var a = new THREE.Sphere( one3.clone(), 1 );
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| 58 |
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| 59 | ok( ( a.distanceToPoint( zero3 ) - 0.7320 ) < 0.001, "Passed!" );
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| 60 | ok( a.distanceToPoint( one3 ) === -1, "Passed!" );
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| 61 | });
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| 62 |
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| 63 | test( "intersectsSphere", function() {
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| 64 | var a = new THREE.Sphere( one3.clone(), 1 );
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| 65 | var b = new THREE.Sphere( zero3.clone(), 1 );
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| 66 | var c = new THREE.Sphere( zero3.clone(), 0.25 );
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| 67 |
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| 68 | ok( a.intersectsSphere( b ) , "Passed!" );
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| 69 | ok( ! a.intersectsSphere( c ) , "Passed!" );
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| 70 | });
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| 71 |
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| 72 | test( "clampPoint", function() {
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| 73 | var a = new THREE.Sphere( one3.clone(), 1 );
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| 74 |
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| 75 | ok( a.clampPoint( new THREE.Vector3( 1, 1, 3 ) ).equals( new THREE.Vector3( 1, 1, 2 ) ), "Passed!" );
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| 76 | ok( a.clampPoint( new THREE.Vector3( 1, 1, -3 ) ).equals( new THREE.Vector3( 1, 1, 0 ) ), "Passed!" );
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| 77 | });
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| 78 |
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| 79 | test( "getBoundingBox", function() {
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| 80 | var a = new THREE.Sphere( one3.clone(), 1 );
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| 81 |
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| 82 | ok( a.getBoundingBox().equals( new THREE.Box3( zero3, two3 ) ), "Passed!" );
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| 83 |
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| 84 | a.set( zero3, 0 )
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| 85 | ok( a.getBoundingBox().equals( new THREE.Box3( zero3, zero3 ) ), "Passed!" );
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| 86 | });
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| 87 |
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| 88 | test( "applyMatrix4", function() {
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| 89 | var a = new THREE.Sphere( one3.clone(), 1 );
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| 90 |
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| 91 | var m = new THREE.Matrix4().makeTranslation( 1, -2, 1 );
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| 92 |
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| 93 | ok( a.clone().applyMatrix4( m ).getBoundingBox().equals( a.getBoundingBox().applyMatrix4( m ) ), "Passed!" );
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| 94 | });
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| 95 |
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| 96 | test( "translate", function() {
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| 97 | var a = new THREE.Sphere( one3.clone(), 1 );
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| 98 |
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| 99 | a.translate( one3.clone().negate() );
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| 100 | ok( a.center.equals( zero3 ), "Passed!" );
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| 101 | });
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