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moved back butterflies.js , did I do it right?

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Thijs Wenker 2014-09-12 22:53:53 +02:00
parent 63e6839142
commit 1838272d73
1 changed files with 13 additions and 20 deletions
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33
examples/entitiesButterflyFlock.js → examples/butterflies.js
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@ -1,5 +1,5 @@
//
// butterflyFlockTest1.js
// butterflies.js
//
//
// Created by Adrian McCarlie on August 2, 2014
@ -23,9 +23,6 @@ function vScalarMult(v, s) {
return rval;
}
function printVector(v) {
print(v.x + ", " + v.y + ", " + v.z + "\n");
}
// Create a random vector with individual lengths between a,b
function randVector(a, b) {
var rval = { x: a + Math.random() * (b - a), y: a + Math.random() * (b - a), z: a + Math.random() * (b - a) };
@ -40,7 +37,7 @@ function vInterpolate(a, b, fraction) {
var startTimeInSeconds = new Date().getTime() / 1000;
var lifeTime = 60; // lifetime of the butterflies in seconds!
var lifeTime = 600; // lifetime of the butterflies in seconds
var range = 1.0; // Over what distance in meters do you want the flock to fly around
var frame = 0;
@ -49,7 +46,7 @@ var BUTTERFLY_GRAVITY = 0;//-0.06;
var BUTTERFLY_FLAP_SPEED = 1.0;
var BUTTERFLY_VELOCITY = 0.55;
var DISTANCE_IN_FRONT_OF_ME = 1.5;
var DISTANCE_ABOVE_ME = 1.5;
var DISTANCE_ABOVE_ME = 1.0;
var flockPosition = Vec3.sum(MyAvatar.position,Vec3.sum(
Vec3.multiply(Quat.getFront(MyAvatar.orientation), DISTANCE_ABOVE_ME),
Vec3.multiply(Quat.getFront(MyAvatar.orientation), DISTANCE_IN_FRONT_OF_ME)));
@ -81,18 +78,7 @@ function addButterfly() {
var color = { red: 100, green: 100, blue: 100 };
var size = 0;
var which = Math.random();
if (which < 0.2) {
size = 0.08;
} else if (which < 0.4) {
size = 0.09;
} else if (which < 0.6) {
size = 0.8;
} else if (which < 0.8) {
size = 0.8;
} else {
size = 0.8;
}
size = 0.06 + Math.random() * 0.2;
flockPosition = Vec3.sum(MyAvatar.position,Vec3.sum(
Vec3.multiply(Quat.getFront(MyAvatar.orientation), DISTANCE_ABOVE_ME),
@ -212,7 +198,7 @@ function updateButterflies(deltaTime) {
var desiredVelocity = Vec3.subtract(butterflies[i].targetPosition, properties.position);
desiredVelocity = vScalarMult(Vec3.normalize(desiredVelocity), BUTTERFLY_VELOCITY);
properties.velocity = vInterpolate(properties.velocity, desiredVelocity, 0.2);
properties.velocity = vInterpolate(properties.velocity, desiredVelocity, 0.5);
properties.velocity.y = holding ;
@ -238,4 +224,11 @@ function updateButterflies(deltaTime) {
}
// register the call back so it fires before each data send
Script.update.connect(updateButterflies);
Script.update.connect(updateButterflies);
// Delete our little friends if script is stopped
Script.scriptEnding.connect(function() {
for (var i = 0; i < numButterflies; i++) {
Entities.deleteEntity(butterflies[i].entityID);
}
});