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Set raindrops falling

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This commit is contained in:
David Rowe 2015-04-09 17:29:14 -07:00
parent 66ea84977a
commit 54980f46a9
1 changed files with 19 additions and 9 deletions
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28
examples/acScripts/rain.js
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@ -13,9 +13,10 @@ var RainSquall = function (properties) {
var // Properties
squallOrigin,
squallRadius,
dropSize = { x: 0.1, y: 0.1, z: 0.1 },
dropLifetime = 60, // Seconds
dropsPerMinute = 60,
dropSize = { x: 0.1, y: 0.1, z: 0.1 },
dropFallSpeed = 1, // m/s
dropLifetime = 60, // Seconds
debug = false, // Display origin circle
// Other
squallCircle,
@ -39,16 +40,20 @@ var RainSquall = function (properties) {
}
squallRadius = properties.radius;
if (properties.hasOwnProperty("dropsPerMinute")) {
dropsPerMinute = properties.dropsPerMinute;
}
if (properties.hasOwnProperty("dropSize")) {
dropSize = properties.dropSize;
}
if (properties.hasOwnProperty("dropLifetime")) {
dropLifetime = properties.dropLifetime;
if (properties.hasOwnProperty("dropFallSpeed")) {
dropFallSpeed = properties.dropFallSpeed;
}
if (properties.hasOwnProperty("dropsPerMinute")) {
dropsPerMinute = properties.dropsPerMinute;
if (properties.hasOwnProperty("dropLifetime")) {
dropLifetime = properties.dropLifetime;
}
if (properties.hasOwnProperty("debug")) {
@ -59,7 +64,10 @@ var RainSquall = function (properties) {
type: "Model",
modelURL: RAINDROP_MODEL_URL,
lifetime: dropLifetime,
dimensions: dropSize
dimensions: dropSize,
velocity: { x: 0, y: -dropFallSpeed, z: 0 },
damping: 0,
ignoreForCollisions: true
};
}
@ -67,6 +75,7 @@ var RainSquall = function (properties) {
var angle,
radius,
offset;
angle = Math.random() * 360;
radius = Math.random() * squallRadius;
offset = Vec3.multiplyQbyV(Quat.fromPitchYawRollDegrees(0, angle, 0), { x: 0, y: -0.1, z: radius });
@ -104,8 +113,9 @@ var RainSquall = function (properties) {
var rainSquall1 = new RainSquall({
origin: { x: 8192, y: 8200, z: 8192 },
radius: 2.5,
dropSize: { x: 0.1, y: 0.1, z: 0.1 },
dropLifetime: 10,
dropsPerMinute: 120,
dropSize: { x: 0.1, y: 0.1, z: 0.1 },
dropFallSpeed: 2, // m/s
dropLifetime: 10,
debug: true
});