// Customise AB run parameters (optional).
// The following parameters can be customised. (They have default values.)
AB.clockTick = 20;
// Speed of run: Step every n milliseconds. Default 100.
AB.maxSteps = 65545;
// Length of run: Maximum length of run in steps. Default 1000.
AB.screenshotStep = 50;
// For automatic generation of World images.
// Take screenshot on this step. (All resources should have finished loading.) Default 50.
AB.drawRunControls = false;
const floorTextureFile = "/uploads/mathias/grass.jpg"
const MOVESPEED = 3;
//==============================================================================
// Defines the THREE.PointerLockControls class, source at https://threejs.org/
//==============================================================================
THREE.PointerLockControls = function ( camera ) {
var scope = this;
camera.rotation.set( 0, 0, 0 );
var pitchObject = new THREE.Object3D();
pitchObject.add( camera );
var yawObject = new THREE.Object3D();
yawObject.position.y = 10;
yawObject.add( pitchObject );
var PI_2 = Math.PI / 2;
var onMouseMove = function ( event ) {
if ( scope.enabled === false ) return;
var movementX = event.movementX || event.mozMovementX || event.webkitMovementX || 0;
var movementY = event.movementY || event.mozMovementY || event.webkitMovementY || 0;
yawObject.rotation.y -= movementX * 0.002;
pitchObject.rotation.x -= movementY * 0.002;
pitchObject.rotation.x = Math.max( - PI_2, Math.min( PI_2, pitchObject.rotation.x ) );
};
this.dispose = function () {
document.removeEventListener( 'mousemove', onMouseMove, false );
};
document.addEventListener( 'mousemove', onMouseMove, false );
this.enabled = false;
this.getObject = function () {
return yawObject;
};
this.getDirection = function () {
// assumes the camera itself is not rotated
var direction = new THREE.Vector3( 0, 0, - 1 );
var rotation = new THREE.Euler( 0, 0, 0, 'YXZ' );
return function ( v ) {
rotation.set( pitchObject.rotation.x, yawObject.rotation.y, 0 );
v.copy( direction ).applyEuler( rotation );
return v;
};
}();
};
//==============================================================================
function World() {
var camera, controls;
var objects = [];
var raycaster;
var moveForward = false;
var moveBackward = false;
var moveLeft = false;
var moveRight = false;
var canJump = false;
var prevTime = performance.now();
var velocity = new THREE.Vector3();
var direction = new THREE.Vector3();
var vertex = new THREE.Vector3();
var color = new THREE.Color();
this.newRun = function()
{
camera = new THREE.PerspectiveCamera( 75, window.innerWidth / window.innerHeight, 1, 1000 );
threeworld.camera = camera;
threeworld.init3d ( 0,0, 0x7ec0ee );
var light = new THREE.HemisphereLight( 0xeeeeff, 0x777788, 0.75 );
light.position.set( 0.5, 1, 0.75 );
threeworld.scene.add( light );
threeworld.scene.fog = new THREE.Fog( 0xffffff, 0, 1500 );
controls = new THREE.PointerLockControls( camera );
threeworld.scene.add( controls.getObject() );
//This will handle key presses
var onKeyDown = function ( event ) {
switch ( event.keyCode ) {
case 38: // up
case 87: // w
moveForward = true;
break;
case 37: // left
case 65: // a
moveLeft = true; break;
case 40: // down
case 83: // s
moveBackward = true;
break;
case 39: // right
case 68: // d
moveRight = true;
break;
case 32: // space
if ( canJump === true ) velocity.y += 350;
canJump = false;
break;
}
};
var onKeyUp = function ( event ) {
switch( event.keyCode ) {
case 38: // up
case 87: // w
moveForward = false;
break;
case 37: // left
case 65: // a
moveLeft = false;
break;
case 40: // down
case 83: // s
moveBackward = false;
break;
case 39: // right
case 68: // d
moveRight = false;
break;
}
};
document.addEventListener( 'keydown', onKeyDown, false );
document.addEventListener( 'keyup', onKeyUp, false );
raycaster = new THREE.Raycaster( new THREE.Vector3(), new THREE.Vector3( 0, - 1, 0 ), 0, 10 );
$("#user_span1").html(" Use WASD or Arrows to move, mouse to look around and space to jump.");
var blocker = $("#user_span2");
blocker.html("<p><b>Click screen to enable mouse controls</b></p>");
//The following handles pointer locking when clicking the window
var havePointerLock = 'pointerLockElement' in document || 'mozPointerLockElement' in document || 'webkitPointerLockElement' in document;
console.log(havePointerLock);
if ( havePointerLock ) {
var element = document.body;
var pointerlockchange = function ( event ) {
if ( document.pointerLockElement === element || document.mozPointerLockElement === element || document.webkitPointerLockElement === element ) {
controls.enabled = true;
blocker.html("");
} else
{
controls.enabled = false;
blocker.html("<p><b>Click screen to enable mouse controls</b></p>");
}
};
var pointerlockerror = function ( event ) {
console.error("pointerlockerror");
};
// Hook pointer lock state change events
document.addEventListener( 'pointerlockchange', pointerlockchange, false );
document.addEventListener( 'mozpointerlockchange', pointerlockchange, false );
document.addEventListener( 'webkitpointerlockchange', pointerlockchange, false );
document.addEventListener( 'pointerlockerror', pointerlockerror, false );
document.addEventListener( 'mozpointerlockerror', pointerlockerror, false );
document.addEventListener( 'webkitpointerlockerror', pointerlockerror, false );
document.addEventListener( 'click', function ( event ) {
// Ask the browser to lock the pointer
element.requestPointerLock = element.requestPointerLock || element.mozRequestPointerLock || element.webkitRequestPointerLock;
element.requestPointerLock();
}, false );
} else {
$("#user_span1").html('<p>Your browser doesn\'t seem to support Pointer Lock API</p>');
}
//The following draws a simple scene
//floor
var floorGeometry = new THREE.PlaneBufferGeometry( 20000, 20000, 1000, 1000 );
floorGeometry.rotateX( - Math.PI / 2 );
var floorTexture = new THREE.ImageUtils.loadTexture ( floorTextureFile );
floorTexture.minFilter = THREE.LinearFilter;
floorTexture.wrapS = floorTexture.wrapT = THREE.RepeatWrapping;
floorTexture.offset.set( 0, 0 );
floorTexture.repeat.set( 40, 40 );
var floor = new THREE.Mesh(floorGeometry, new THREE.MeshBasicMaterial({map : floorTexture}));
floor.position.set(0,-20,0);
threeworld.scene.add(floor);
};
this.nextStep = function()
{
//======================================================================
//This will handle moving the player and the camera
//======================================================================
raycaster.ray.origin.copy( controls.getObject().position );
raycaster.ray.origin.y -= 10;
var intersections = raycaster.intersectObjects( objects );
var onObject = intersections.length > 0;
var time = performance.now();
var delta = ( time - prevTime ) / 1000;
velocity.x -= velocity.x * 10.0 * delta;
velocity.z -= velocity.z * 10.0 * delta;
velocity.y -= 9.8 * 100.0 * delta; // 100.0 = mass
direction.z = Number( moveForward ) - Number( moveBackward );
direction.x = Number( moveLeft ) - Number( moveRight );
direction.normalize(); // this ensures consistent movements in all directions
if ( moveForward || moveBackward ) velocity.z -= direction.z * 400.0 * MOVESPEED * delta;
if ( moveLeft || moveRight ) velocity.x -= direction.x * 400.0 * MOVESPEED * delta;
if ( onObject === true ) {
velocity.y = Math.max( 0, velocity.y );
canJump = true;
}
controls.getObject().translateX( velocity.x * delta );
controls.getObject().translateY( velocity.y * delta );
controls.getObject().translateZ( velocity.z * delta );
if ( controls.getObject().position.y < 10 ) {
velocity.y = 0;
controls.getObject().position.y = 10;
canJump = true;
}
prevTime = time;
//======================================================================
};
}