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Running on Zero
Running on Zero
File size: 3,560 Bytes
16ce72c | 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 | ( function () {
const _euler = new THREE.Euler( 0, 0, 0, 'YXZ' );
const _vector = new THREE.Vector3();
const _changeEvent = {
type: 'change'
};
const _lockEvent = {
type: 'lock'
};
const _unlockEvent = {
type: 'unlock'
};
const _PI_2 = Math.PI / 2;
class PointerLockControls extends THREE.EventDispatcher {
constructor( camera, domElement ) {
super();
if ( domElement === undefined ) {
console.warn( 'THREE.PointerLockControls: The second parameter "domElement" is now mandatory.' );
domElement = document.body;
}
this.domElement = domElement;
this.isLocked = false; // Set to constrain the pitch of the camera
// Range is 0 to Math.PI radians
this.minPolarAngle = 0; // radians
this.maxPolarAngle = Math.PI; // radians
const scope = this;
function onMouseMove( event ) {
if ( scope.isLocked === false ) return;
const movementX = event.movementX || event.mozMovementX || event.webkitMovementX || 0;
const movementY = event.movementY || event.mozMovementY || event.webkitMovementY || 0;
_euler.setFromQuaternion( camera.quaternion );
_euler.y -= movementX * 0.002;
_euler.x -= movementY * 0.002;
_euler.x = Math.max( _PI_2 - scope.maxPolarAngle, Math.min( _PI_2 - scope.minPolarAngle, _euler.x ) );
camera.quaternion.setFromEuler( _euler );
scope.dispatchEvent( _changeEvent );
}
function onPointerlockChange() {
if ( scope.domElement.ownerDocument.pointerLockElement === scope.domElement ) {
scope.dispatchEvent( _lockEvent );
scope.isLocked = true;
} else {
scope.dispatchEvent( _unlockEvent );
scope.isLocked = false;
}
}
function onPointerlockError() {
console.error( 'THREE.PointerLockControls: Unable to use Pointer Lock API' );
}
this.connect = function () {
scope.domElement.ownerDocument.addEventListener( 'mousemove', onMouseMove );
scope.domElement.ownerDocument.addEventListener( 'pointerlockchange', onPointerlockChange );
scope.domElement.ownerDocument.addEventListener( 'pointerlockerror', onPointerlockError );
};
this.disconnect = function () {
scope.domElement.ownerDocument.removeEventListener( 'mousemove', onMouseMove );
scope.domElement.ownerDocument.removeEventListener( 'pointerlockchange', onPointerlockChange );
scope.domElement.ownerDocument.removeEventListener( 'pointerlockerror', onPointerlockError );
};
this.dispose = function () {
this.disconnect();
};
this.getObject = function () {
// retaining this method for backward compatibility
return camera;
};
this.getDirection = function () {
const direction = new THREE.Vector3( 0, 0, - 1 );
return function ( v ) {
return v.copy( direction ).applyQuaternion( camera.quaternion );
};
}();
this.moveForward = function ( distance ) {
// move forward parallel to the xz-plane
// assumes camera.up is y-up
_vector.setFromMatrixColumn( camera.matrix, 0 );
_vector.crossVectors( camera.up, _vector );
camera.position.addScaledVector( _vector, distance );
};
this.moveRight = function ( distance ) {
_vector.setFromMatrixColumn( camera.matrix, 0 );
camera.position.addScaledVector( _vector, distance );
};
this.lock = function () {
this.domElement.requestPointerLock();
};
this.unlock = function () {
scope.domElement.ownerDocument.exitPointerLock();
};
this.connect();
}
}
THREE.PointerLockControls = PointerLockControls;
} )();
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