// Billiards.js
//
// Created by Philip Rosedale on January 21, 2015
// Copyright 2014 High Fidelity, Inc.
//
// Creates a pool table in front of you. Hold and release space ball to shoot a ball.
// Cue ball will return if falls off table. Delete and reset to restart.
//
// Distributed under the Apache License, Version 2.0.
// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
//
var OVERTE_PUBLIC_CDN = networkingConstants.PUBLIC_BUCKET_CDN_URL;
var tableParts = [];
var balls = [];
var cueBall;
var LENGTH = 2.84;
var WIDTH = 1.42;
var HEIGHT = 0.80;
var SCALE = 2.0;
var BALL_SIZE = 0.05715;
var BUMPER_WIDTH = 0.15;
var BUMPER_HEIGHT = BALL_SIZE * 2.0;
var HOLE_SIZE = BALL_SIZE;
var DROP_HEIGHT = BALL_SIZE * 3.0;
var GRAVITY = -9.8;
var BALL_GAP = 0.001;
var tableCenter;
var cuePosition;
var startStroke = 0;
// Sounds to use
var hitSound = OVERTE_PUBLIC_CDN + "sounds/Collisions-ballhitsandcatches/billiards/collision1.wav";
SoundCache.getSound(hitSound);
var OVERTE_PUBLIC_CDN = networkingConstants.PUBLIC_BUCKET_CDN_URL;
var screenSize = Controller.getViewportDimensions();
var reticle = Overlays.addOverlay("image", {
x: screenSize.x / 2 - 16,
y: screenSize.y / 2 - 16,
width: 32,
height: 32,
imageURL: OVERTE_PUBLIC_CDN + "images/billiardsReticle.png",
color: { red: 255, green: 255, blue: 255},
alpha: 1
});
function makeTable(pos) {
// Top
tableParts.push(Entities.addEntity(
{ type: "Box",
position: pos,
dimensions: { x: LENGTH * SCALE, y: HEIGHT, z: WIDTH * SCALE },
color: { red: 0, green: 255, blue: 0 } }));
// Long Bumpers
tableParts.push(Entities.addEntity(
{ type: "Box",
position: { x: pos.x - LENGTH / 2.0,
y: pos.y + (HEIGHT / 2.0 + BUMPER_HEIGHT / 2.0),
z: pos.z - (WIDTH / 2.0 + BUMPER_WIDTH / 2.0) * SCALE },
dimensions: { x: (LENGTH - 3.0 * HOLE_SIZE) * SCALE / 2.0, y: BUMPER_HEIGHT, z: BUMPER_WIDTH * SCALE },
color: { red: 237, green: 201, blue: 175 } }));
tableParts.push(Entities.addEntity(
{ type: "Box",
position: { x: pos.x + LENGTH / 2.0,
y: pos.y + (HEIGHT / 2.0 + BUMPER_HEIGHT / 2.0),
z: pos.z - (WIDTH / 2.0 + BUMPER_WIDTH / 2.0) * SCALE },
dimensions: { x: (LENGTH - 3.0 * HOLE_SIZE) * SCALE / 2.0, y: BUMPER_HEIGHT, z: BUMPER_WIDTH * SCALE },
color: { red: 237, green: 201, blue: 175 } }));
tableParts.push(Entities.addEntity(
{ type: "Box",
position: { x: pos.x - LENGTH / 2.0,
y: pos.y + (HEIGHT / 2.0 + BUMPER_HEIGHT / 2.0),
z: pos.z + (WIDTH / 2.0 + BUMPER_WIDTH / 2.0) * SCALE },
dimensions: { x: (LENGTH - 3.0 * HOLE_SIZE) * SCALE / 2.0, y: BUMPER_HEIGHT, z: BUMPER_WIDTH * SCALE },
color: { red: 237, green: 201, blue: 175 } }));
tableParts.push(Entities.addEntity(
{ type: "Box",
position: { x: pos.x + LENGTH / 2.0,
y: pos.y + (HEIGHT / 2.0 + BUMPER_HEIGHT / 2.0),
z: pos.z + (WIDTH / 2.0 + BUMPER_WIDTH / 2.0) * SCALE },
dimensions: { x: (LENGTH - 3.0 * HOLE_SIZE) * SCALE / 2.0, y: BUMPER_HEIGHT, z: BUMPER_WIDTH * SCALE },
color: { red: 237, green: 201, blue: 175 } }));
// End bumpers
tableParts.push(Entities.addEntity(
{ type: "Box",
position: { x: pos.x + (LENGTH / 2.0 + BUMPER_WIDTH / 2.0) * SCALE,
y: pos.y + (HEIGHT / 2.0 + BUMPER_HEIGHT / 2.0),
z: pos.z },
dimensions: { z: (WIDTH - 2.0 * HOLE_SIZE) * SCALE, y: BUMPER_HEIGHT, x: BUMPER_WIDTH * SCALE },
color: { red: 237, green: 201, blue: 175 } }));
tableParts.push(Entities.addEntity(
{ type: "Box",
position: { x: pos.x - (LENGTH / 2.0 + BUMPER_WIDTH / 2.0) * SCALE,
y: pos.y + (HEIGHT / 2.0 + BUMPER_HEIGHT / 2.0),
z: pos.z },
dimensions: { z: (WIDTH - 2.0 * HOLE_SIZE) * SCALE, y: BUMPER_HEIGHT, x: BUMPER_WIDTH * SCALE },
color: { red: 237, green: 201, blue: 175 } }));
}
function makeBalls(pos) {
// Object balls
var whichBall = [ 1, 14, 15, 4, 8, 7, 12, 9, 3, 13, 10, 5, 6, 11, 2 ];
var ballNumber = 0;
var ballPosition = { x: pos.x + (LENGTH / 4.0) * SCALE, y: pos.y + HEIGHT / 2.0 + DROP_HEIGHT, z: pos.z };
for (var row = 1; row <= 5; row++) {
ballPosition.z = pos.z - ((row - 1.0) / 2.0 * (BALL_SIZE + BALL_GAP) * SCALE);
for (var spot = 0; spot < row; spot++) {
balls.push(Entities.addEntity(
{ type: "Model",
modelURL: "https://s3.amazonaws.com/hifi-public/models/props/Pool/ball_" +
whichBall[ballNumber].toString() + ".fbx",
position: ballPosition,
dimensions: { x: BALL_SIZE * SCALE, y: BALL_SIZE * SCALE, z: BALL_SIZE * SCALE },
rotation: Quat.fromPitchYawRollDegrees((Math.random() - 0.5) * 20,
(Math.random() - 0.5) * 20,
(Math.random() - 0.5) * 20),
color: { red: 255, green: 255, blue: 255 },
gravity: { x: 0, y: GRAVITY, z: 0 },
velocity: {x: 0, y: -0.2, z: 0 },
ignoreCollisions: false,
damping: 0.50,
shapeType: "sphere",
collisionSoundURL: hitSound,
dynamic: true }));
ballPosition.z += (BALL_SIZE + BALL_GAP) * SCALE;
ballNumber++;
}
ballPosition.x += (BALL_GAP + Math.sqrt(3.0) / 2.0 * BALL_SIZE) * SCALE;
}
// Cue Ball
cuePosition = { x: pos.x - (LENGTH / 4.0) * SCALE, y: pos.y + HEIGHT / 2.0 + DROP_HEIGHT, z: pos.z };
cueBall = Entities.addEntity(
{ type: "Model",
modelURL: "https://s3.amazonaws.com/hifi-public/models/props/Pool/cue_ball.fbx",
position: cuePosition,
dimensions: { x: BALL_SIZE * SCALE, y: BALL_SIZE * SCALE, z: BALL_SIZE * SCALE },
color: { red: 255, green: 255, blue: 255 },
gravity: { x: 0, y: GRAVITY, z: 0 },
angularVelocity: { x: 0, y: 0, z: 0 },
velocity: {x: 0, y: -0.2, z: 0 },
ignoreCollisions: false,
damping: 0.50,
shapeType: "sphere",
dynamic: true });
}
function isObjectBall(id) {
for (var i; i < balls.length; i++) {
if (balls[i].id == id) {
return true;
}
}
return false;
}
function shootCue(velocity) {
var DISTANCE_FROM_CAMERA = BALL_SIZE * 5.0 * SCALE;
var camera = Camera.getPosition();
var forwardVector = Quat.getFront(Camera.getOrientation());
var cuePosition = Vec3.sum(camera, Vec3.multiply(forwardVector, DISTANCE_FROM_CAMERA));
var velocity = Vec3.multiply(forwardVector, velocity);
var BULLET_LIFETIME = 3.0;
var BULLET_GRAVITY = 0.0;
var SHOOTER_COLOR = { red: 255, green: 0, blue: 0 };
var SHOOTER_SIZE = BALL_SIZE / 1.5 * SCALE;
bulletID = Entities.addEntity(
{ type: "Sphere",
position: cuePosition,
dimensions: { x: SHOOTER_SIZE, y: SHOOTER_SIZE, z: SHOOTER_SIZE },
color: SHOOTER_COLOR,
velocity: velocity,
lifetime: BULLET_LIFETIME,
gravity: { x: 0, y: BULLET_GRAVITY, z: 0 },
damping: 0.10,
density: 8000,
ignoreCollisions: false,
dynamic: true
});
print("Shot, velocity = " + velocity);
}
function keyReleaseEvent(event) {
if ((startStroke > 0) && event.text == "SPACE") {
var endTime = new Date().getTime();
var delta = endTime - startStroke;
shootCue(delta / 100.0);
startStroke = 0;
}
}
function keyPressEvent(event) {
// Fire a cue ball
if ((startStroke == 0) && (event.text == "SPACE")) {
startStroke = new Date().getTime();
}
}
function cleanup() {
for (var i = 0; i < tableParts.length; i++) {
Entities.deleteEntity(tableParts[i]);
}
for (var i = 0; i < balls.length; i++) {
Entities.deleteEntity(balls[i]);
}
Overlays.deleteOverlay(reticle);
Entities.deleteEntity(cueBall);
}
function update(deltaTime) {
// Check if cue ball has fallen off table, re-drop if so
var cueProperties = Entities.getEntityProperties(cueBall);
if (cueProperties.position.y < tableCenter.y) {
// Replace the cueball
Entities.editEntity(cueBall, { position: cuePosition } );
}
}
tableCenter = Vec3.sum(MyAvatar.position, Vec3.multiply(4.0, Quat.getFront(Camera.getOrientation())));
makeTable(tableCenter);
makeBalls(tableCenter);
Script.scriptEnding.connect(cleanup);
Controller.keyPressEvent.connect(keyPressEvent);
Controller.keyReleaseEvent.connect(keyReleaseEvent);
Script.update.connect(update);