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Merge pull request #9496 from zfox23/FILTERS_NoModelChange_VelocityClamp

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ENTITY FILTERS: "Can't change model" & "Can't exceed velocity X"
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Zach Fox 2017-01-24 15:09:04 -08:00 committed by GitHub
commit 463bff6750
1 changed files with 20 additions and 0 deletions
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20
script-archive/entity-server-filter-example.js
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@ -9,6 +9,26 @@ function filter(p) {
/* Can also reject altogether */
if (p.userData) { return false; }
/* Reject if modifications made to Model properties */
if (p.modelURL || p.compoundShapeURL || p.shape || p.shapeType || p.url || p.fps || p.currentFrame || p.running || p.loop || p.firstFrame || p.lastFrame || p.hold || p.textures || p.xTextureURL || p.yTextureURL || p.zTextureURL) { return false; }
/* Clamp velocity to maxVelocity units/second. Zeroing each component of acceleration keeps us from slamming.*/
var maxVelocity = 5;
if (p.velocity) {
if (Math.abs(p.velocity.x) > maxVelocity) {
p.velocity.x = Math.sign(p.velocity.x) * maxVelocity;
p.acceleration.x = 0;
}
if (Math.abs(p.velocity.y) > maxVelocity) {
p.velocity.y = Math.sign(p.velocity.y) * maxVelocity;
p.acceleration.y = 0;
}
if (Math.abs(p.velocity.z) > maxVelocity) {
p.velocity.z = Math.sign(p.velocity.z) * maxVelocity;
p.acceleration.z = 0;
}
}
/* If we make it this far, return the (possibly modified) properties. */
return p;