overte-Armored-Dragon/script-archive/baseball/pitching.js
2016-04-26 11:18:22 -07:00

554 lines
19 KiB
JavaScript

//
// pitching.js
// examples/baseball/
//
// Created by Ryan Huffman on Nov 9, 2015
// Copyright 2015 High Fidelity, Inc.
//
// Distributed under the Apache License, Version 2.0.
// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
//
print("Loading pitching");
Script.include("../libraries/line.js");
Script.include("firework.js");
Script.include("utils.js");
var DISTANCE_BILLBOARD_NAME = "CurrentScore";
var HIGH_SCORE_BILLBOARD_NAME = "HighScore";
var distanceBillboardEntityID = null;
var highScoreBillboardEntityID = null;
function getDistanceBillboardEntityID() {
if (distanceBillboardEntityID === null) {
distanceBillboardEntityID = findEntity({name: DISTANCE_BILLBOARD_NAME }, 1000);
}
return distanceBillboardEntityID;
}
function getHighScoreBillboardEntityID() {
if (highScoreBillboardEntityID === null) {
highScoreBillboardEntityID = findEntity({name: HIGH_SCORE_BILLBOARD_NAME }, 1000);
}
return highScoreBillboardEntityID;
}
var METERS_TO_FEET = 3.28084;
var AUDIO = {
crowdBoos: [
SoundCache.getSound("atp:c632c92b166ade60aa16b23ff1dfdf712856caeb83bd9311980b2d5edac821af.wav", false)
],
crowdCheers: [
SoundCache.getSound("atp:0821bf2ac60dd2f356dfdd948e8bb89c23984dc3584612f6c815765154f02cae.wav", false),
SoundCache.getSound("atp:b8044401a846ed29f881a0b9b80cf1ba41f26327180c28fc9c70d144f9b70045.wav", false),
],
batHit: [
SoundCache.getSound("atp:6f0b691a0c9c9ece6557d97fe242b1faec4020fe26efc9c17327993b513c5fe5.wav", false),
SoundCache.getSound("atp:5be5806205158ebdc5c3623ceb7ae73315028b51ffeae24292aff7042e3fa6a9.wav", false),
SoundCache.getSound("atp:e68661374e2145c480809c26134782aad11e0de456c7802170c7abccc4028873.wav", false),
SoundCache.getSound("atp:787e3c9af17dd3929527787176ede83d6806260e63ddd5a4cef48cd22e32c6f7.wav", false),
SoundCache.getSound("atp:fc65383431a6238c7a4749f0f6f061f75a604ed5e17d775ab1b2955609e67ebb.wav", false),
],
strike: [
SoundCache.getSound("atp:2a258076a85fffde4ba04b5ddc1de9034c7ae7d2af8c5d93d4fed0bcdef3472a.wav", false),
SoundCache.getSound("atp:518363524af3ed9b9ae4ca2ceee61f01aecd37e266a51c5a5f5487efe2520fd5.wav", false),
SoundCache.getSound("atp:d51d38b089574acbdfdf53ef733bfb3ab41d848fb8c0b6659c7790a785240009.wav", false),
],
foul: [
SoundCache.getSound("atp:316fa18ff9eef457f670452b449a8dc5a41ccabd4e948781c50aaafaae63b0ab.wav", false),
SoundCache.getSound("atp:c84d88352d38437edd7414b26dc74e567618712caeb59fec70822398b0c5a279.wav", false),
]
}
var PITCH_THUNK_SOUND_URL = "http://hifi-public.s3.amazonaws.com/sounds/ping_pong_gun/pong_sound.wav";
var pitchSound = SoundCache.getSound(PITCH_THUNK_SOUND_URL, false);
updateBillboard("");
var PITCHING_MACHINE_URL = "atp:87d4879530b698741ecc45f6f31789aac11f7865a2c3bec5fe9b061a182c80d4.fbx";
// This defines an offset to pitch a ball from with respect to the machine's position. The offset is a
// percentage of the machine's dimensions. So, { x: 0.5, y: -1.0, z: 0.0 } would offset on 50% on the
// machine's x axis, -100% on the y axis, and 0% on the z-axis. For the dimensions { x: 100, y: 100, z: 100 },
// that would result in an offset of { x: 50, y: -100, z: 0 }. This makes it easy to calculate an offset if
// the machine's dimensions change.
var PITCHING_MACHINE_OUTPUT_OFFSET_PCT = {
x: 0.0,
y: 0.25,
z: -1.05,
};
var PITCHING_MACHINE_PROPERTIES = {
name: "Pitching Machine",
type: "Model",
position: {
x: -0.93,
y: 0.8,
z: -19.8
},
velocity: {
x: 0,
y: -0.01,
z: 0
},
gravity: {
x: 0.0,
y: -9.8,
z: 0.0
},
registrationPoint: {
x: 0.5,
y: 0.5,
z: 0.5
},
rotation: Quat.fromPitchYawRollDegrees(0, 180, 0),
modelURL: PITCHING_MACHINE_URL,
dimensions: {
x: 0.4,
y: 0.61,
z: 0.39
},
dynamic: false,
shapeType: "Box"
};
PITCHING_MACHINE_PROPERTIES.dimensions = Vec3.multiply(2.5, PITCHING_MACHINE_PROPERTIES.dimensions);
var DISTANCE_FROM_PLATE = PITCHING_MACHINE_PROPERTIES.position.z;
var PITCH_RATE = 5000;
getOrCreatePitchingMachine = function() {
// Search for pitching machine
var entities = findEntities({ name: PITCHING_MACHINE_PROPERTIES.name }, 1000);
var pitchingMachineID = null;
// Create if it doesn't exist
if (entities.length == 0) {
pitchingMachineID = Entities.addEntity(PITCHING_MACHINE_PROPERTIES);
} else {
pitchingMachineID = entities[0];
}
// Wrap with PitchingMachine object and return
return new PitchingMachine(pitchingMachineID);
}
// The pitching machine wraps an entity ID and uses it's position & rotation to determin where to
// pitch the ball from and in which direction, and uses the dimensions to determine the scale of them ball.
function PitchingMachine(pitchingMachineID) {
this.pitchingMachineID = pitchingMachineID;
this.enabled = false;
this.baseball = null;
this.injector = null;
}
PitchingMachine.prototype = {
pitchBall: function() {
cleanupTrail();
if (!this.enabled) {
return;
}
print("Pitching ball");
var machineProperties = Entities.getEntityProperties(this.pitchingMachineID, ["dimensions", "position", "rotation"]);
var pitchFromPositionBase = machineProperties.position;
var pitchFromOffset = vec3Mult(machineProperties.dimensions, PITCHING_MACHINE_OUTPUT_OFFSET_PCT);
pitchFromOffset = Vec3.multiplyQbyV(machineProperties.rotation, pitchFromOffset);
var pitchFromPosition = Vec3.sum(pitchFromPositionBase, pitchFromOffset);
var pitchDirection = Quat.getFront(machineProperties.rotation);
var ballScale = machineProperties.dimensions.x / PITCHING_MACHINE_PROPERTIES.dimensions.x;
var speed = randomFloat(BASEBALL_MIN_SPEED, BASEBALL_MAX_SPEED);
var velocity = Vec3.multiply(speed, pitchDirection);
this.baseball = new Baseball(pitchFromPosition, velocity, ballScale);
if (!this.injector) {
this.injector = Audio.playSound(pitchSound, {
position: pitchFromPosition,
volume: 1.0
});
} else {
this.injector.restart();
}
},
start: function() {
if (this.enabled) {
return;
}
print("Starting Pitching Machine");
this.enabled = true;
this.pitchBall();
},
stop: function() {
if (!this.enabled) {
return;
}
print("Stopping Pitching Machine");
this.enabled = false;
},
update: function(dt) {
if (this.baseball) {
this.baseball.update(dt);
if (this.baseball.finished()) {
this.baseball = null;
var self = this;
Script.setTimeout(function() { self.pitchBall(); }, 3000);
}
}
}
};
var BASEBALL_MODEL_URL = "atp:7185099f1f650600ca187222573a88200aeb835454bd2f578f12c7fb4fd190fa.fbx";
var BASEBALL_MIN_SPEED = 7.0;
var BASEBALL_MAX_SPEED = 15.0;
var BASEBALL_RADIUS = 0.07468;
var BASEBALL_PROPERTIES = {
name: "Baseball",
type: "Model",
modelURL: BASEBALL_MODEL_URL,
shapeType: "Sphere",
position: {
x: 0,
y: 0,
z: 0
},
dimensions: {
x: BASEBALL_RADIUS,
y: BASEBALL_RADIUS,
z: BASEBALL_RADIUS
},
dynamic: true,
angularVelocity: {
x: 17.0,
y: 0,
z: -8.0,
x: 0.0,
y: 0,
z: 0.0,
},
angularDamping: 0.0,
damping: 0.0,
restitution: 0.5,
friction: 0.0,
friction: 0.5,
lifetime: 20,
gravity: {
x: 0,
y: 0,
z: 0
}
};
var BASEBALL_STATE = {
PITCHING: 0,
HIT: 1,
HIT_LANDED: 2,
STRIKE: 3,
FOUL: 4
};
function vec3Mult(a, b) {
return {
x: a.x * b.x,
y: a.y * b.y,
z: a.z * b.z,
};
}
function map(value, min1, max1, min2, max2) {
return min2 + (max2 - min2) * ((value - min1) / (max1 - min1));
}
function orientationOf(vector) {
var RAD_TO_DEG = 180.0 / Math.PI;
var Y_AXIS = { x: 0, y: 1, z: 0 };
var X_AXIS = { x: 1, y: 0, z: 0 };
var direction = Vec3.normalize(vector);
var yaw = Quat.angleAxis(Math.atan2(direction.x, direction.z) * RAD_TO_DEG, Y_AXIS);
var pitch = Quat.angleAxis(Math.asin(-direction.y) * RAD_TO_DEG, X_AXIS);
return Quat.multiply(yaw, pitch);
}
var ACCELERATION_SPREAD = 0.35;
var TRAIL_COLOR = { red: 128, green: 255, blue: 89 };
var TRAIL_LIFETIME = 20;
var trail = null;
var trailInterval = null;
function cleanupTrail() {
if (trail) {
Script.clearInterval(this.trailInterval);
trailInterval = null;
trail.destroy();
trail = null;
}
}
function setupTrail(entityID, position) {
cleanupTrail();
var lastPosition = position;
trail = new InfiniteLine(position, { red: 128, green: 255, blue: 89 }, 20);
trailInterval = Script.setInterval(function() {
var properties = Entities.getEntityProperties(entityID, ['position']);
if (Vec3.distance(properties.position, lastPosition)) {
var strokeWidth = Math.log(1 + trail.size) * 0.05;
trail.enqueuePoint(properties.position, strokeWidth);
lastPosition = properties.position;
}
}, 50);
}
function Baseball(position, velocity, ballScale) {
var self = this;
this.state = BASEBALL_STATE.PITCHING;
// Setup entity properties
var properties = shallowCopy(BASEBALL_PROPERTIES);
properties.position = position;
properties.velocity = velocity;
properties.dimensions = Vec3.multiply(ballScale, properties.dimensions);
/*
properties.gravity = {
x: randomFloat(-ACCELERATION_SPREAD, ACCELERATION_SPREAD),
y: randomFloat(-ACCELERATION_SPREAD, ACCELERATION_SPREAD),
z: 0.0,
};
*/
// Create entity
this.entityID = Entities.addEntity(properties);
this.timeSincePitched = 0;
this.timeSinceHit = 0;
this.hitBallAtPosition = null;
this.distanceTravelled = 0;
this.wasHighScore = false;
this.landed = false;
// Listen for collision for the lifetime of the entity
Script.addEventHandler(this.entityID, "collisionWithEntity", function(entityA, entityB, collision) {
self.collisionCallback(entityA, entityB, collision);
});
if (Math.random() < 0.5) {
for (var i = 0; i < 50; i++) {
Script.setTimeout(function() {
Entities.editEntity(entityID, {
gravity: {
x: randomFloat(-ACCELERATION_SPREAD, ACCELERATION_SPREAD),
y: randomFloat(-ACCELERATION_SPREAD, ACCELERATION_SPREAD),
z: 0.0,
}
})
}, i * 100);
}
}
}
// Update the stadium billboard with the current distance or a text message and update the high score
// if it has been beaten.
function updateBillboard(distanceOrMessage) {
var distanceBillboardEntityID = getDistanceBillboardEntityID();
if (distanceBillboardEntityID) {
Entities.editEntity(distanceBillboardEntityID, {
text: distanceOrMessage
});
}
var highScoreBillboardEntityID = getHighScoreBillboardEntityID();
// If a number was passed in, let's see if it is larger than the current high score
// and update it if so.
if (!isNaN(distanceOrMessage) && highScoreBillboardEntityID) {
var properties = Entities.getEntityProperties(highScoreBillboardEntityID, ["text"]);
var bestDistance = parseInt(properties.text);
if (distanceOrMessage >= bestDistance) {
Entities.editEntity(highScoreBillboardEntityID, {
text: distanceOrMessage,
});
return true;
}
}
return false;
}
var FIREWORKS_SHOW_POSITION = { x: 0, y: 0, z: -78.0 };
var FIREWORK_PER_X_FEET = 100;
var MAX_FIREWORKS = 10;
Baseball.prototype = {
finished: function() {
return this.state == BASEBALL_STATE.FOUL
|| this.state == BASEBALL_STATE.STRIKE
|| this.state == BASEBALL_STATE.HIT_LANDED;
},
update: function(dt) {
this.timeSincePitched += dt;
if (this.state == BASEBALL_STATE.HIT) {
this.timeSinceHit += dt;
var myProperties = Entities.getEntityProperties(this.entityID, ['position', 'velocity']);
var speed = Vec3.length(myProperties.velocity);
this.distanceTravelled = Vec3.distance(this.hitBallAtPosition, myProperties.position) * METERS_TO_FEET;
var wasHighScore = updateBillboard(Math.ceil(this.distanceTravelled));
if (this.landed || this.timeSinceHit > 10 || speed < 1) {
this.wasHighScore = wasHighScore;
this.ballLanded();
}
} else if (this.state == BASEBALL_STATE.PITCHING) {
if (this.timeSincePitched > 10) {
print("TIMED OUT WHILE PITCHING");
this.state = BASEBALL_STATE.STRIKE;
}
}
},
ballLanded: function() {
this.state = BASEBALL_STATE.HIT_LANDED;
var numberOfFireworks = Math.floor(this.distanceTravelled / FIREWORK_PER_X_FEET);
if (numberOfFireworks > 0) {
numberOfFireworks = Math.min(MAX_FIREWORKS, numberOfFireworks);
playFireworkShow(FIREWORKS_SHOW_POSITION, numberOfFireworks, 2000);
}
print("Ball took " + this.timeSinceHit.toFixed(3) + " seconds to land");
print("Ball travelled " + this.distanceTravelled + " feet")
},
collisionCallback: function(entityA, entityB, collision) {
var self = this;
var myProperties = Entities.getEntityProperties(this.entityID, ['position', 'velocity']);
var myPosition = myProperties.position;
var myVelocity = myProperties.velocity;
// Activate gravity
Entities.editEntity(self.entityID, {
gravity: { x: 0, y: -9.8, z: 0 }
});
var name = Entities.getEntityProperties(entityB, ["name"]).name;
if (name == "Bat") {
if (this.state == BASEBALL_STATE.PITCHING) {
print("HIT");
var FOUL_MIN_YAW = -135.0;
var FOUL_MAX_YAW = 135.0;
var yaw = Math.atan2(myVelocity.x, myVelocity.z) * 180 / Math.PI;
var foul = yaw > FOUL_MIN_YAW && yaw < FOUL_MAX_YAW;
var speedMultiplier = 2;
if (foul && myVelocity.z > 0) {
var TUNNELED_PITCH_RANGE = 15.0;
var xzDist = Math.sqrt(myVelocity.x * myVelocity.x + myVelocity.z * myVelocity.z);
var pitch = Math.atan2(myVelocity.y, xzDist) * 180 / Math.PI;
print("Pitch: ", pitch);
// If the pitch is going straight out the back and has a pitch in the range TUNNELED_PITCH_RANGE,
// let's assume the ball tunneled through the bat and reverse its direction.
if (Math.abs(pitch) < TUNNELED_PITCH_RANGE) {
print("Reversing hit");
myVelocity.x *= -1;
myVelocity.y *= -1;
myVelocity.z *= -1;
yaw = Math.atan2(myVelocity.x, myVelocity.z) * 180 / Math.PI;
foul = yaw > FOUL_MIN_YAW && yaw < FOUL_MAX_YAW;
speedMultiplier = 3;
}
}
// Update ball velocity
Entities.editEntity(self.entityID, {
velocity: Vec3.multiply(speedMultiplier, myVelocity)
});
// Setup line update interval
setupTrail(self.entityID, myPosition);
// Setup bat hit sound
playRandomSound(AUDIO.batHit, {
position: myPosition,
volume: 2.0
});
// Setup crowd reaction sound
var speed = Vec3.length(myVelocity);
Script.setTimeout(function() {
playRandomSound((speed < 5.0) ? AUDIO.crowdBoos : AUDIO.crowdCheers, {
position: { x: 0 ,y: 0, z: 0 },
volume: 1.0
});
}, 500);
if (foul) {
print("FOUL, yaw: ", yaw);
updateBillboard("FOUL");
this.state = BASEBALL_STATE.FOUL;
playRandomSound(AUDIO.foul, {
position: myPosition,
volume: 2.0
});
} else {
print("HIT ", yaw);
this.state = BASEBALL_STATE.HIT;
}
}
} else if (name == "stadium") {
//entityCollisionWithGround(entityB, this.entityID, collision);
this.landed = true;
} else if (name == "backstop") {
if (this.state == BASEBALL_STATE.PITCHING) {
print("STRIKE");
this.state = BASEBALL_STATE.STRIKE;
updateBillboard("STRIKE");
playRandomSound(AUDIO.strike, {
position: myPosition,
volume: 2.0
});
}
}
}
}
function entityCollisionWithGround(ground, entity, collision) {
var ZERO_VEC = { x: 0, y: 0, z: 0 };
var dVelocityMagnitude = Vec3.length(collision.velocityChange);
var position = Entities.getEntityProperties(entity, "position").position;
var particleRadius = 0.3;
var speed = map(dVelocityMagnitude, 0.05, 3, 0.02, 0.09);
var displayTime = 400;
var orientationChange = orientationOf(collision.velocityChange);
var dustEffect = Entities.addEntity({
type: "ParticleEffect",
name: "Dust-Puff",
position: position,
color: {red: 195, green: 170, blue: 185},
lifespan: 3,
lifetime: 2,//displayTime/1000 * 2, //So we can fade particle system out gracefully
emitRate: 5,
emitSpeed: speed,
emitAcceleration: ZERO_VEC,
accelerationSpread: ZERO_VEC,
isEmitting: true,
polarStart: Math.PI/2,
polarFinish: Math.PI/2,
emitOrientation: orientationChange,
radiusSpread: 0.1,
radiusStart: particleRadius,
radiusFinish: particleRadius + particleRadius / 2,
particleRadius: particleRadius,
alpha: 0.45,
alphaFinish: 0.001,
textures: "https://hifi-public.s3.amazonaws.com/alan/Playa/Particles/Particle-Sprite-Gen.png"
});
}
Script.scriptEnding.connect(function() {
cleanupTrail();
Entities.deleteEntity(pitchingMachineID);
});