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avoid a rare script-crash

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This commit is contained in:
Seth Alves 2017-04-26 10:19:50 -07:00
parent ec687bdb4b
commit 37233b9fdb
1 changed files with 4 additions and 0 deletions
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4
scripts/system/controllers/grab.js
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@ -447,6 +447,10 @@ Grabber.prototype.moveEvent = function(event) {
// see if something added/restored gravity // see if something added/restored gravity
var entityProperties = Entities.getEntityProperties(this.entityID); var entityProperties = Entities.getEntityProperties(this.entityID);
if (!entityProperties || !entityProperties.gravity) {
return;
}
if (Vec3.length(entityProperties.gravity) !== 0.0) { if (Vec3.length(entityProperties.gravity) !== 0.0) {
this.originalGravity = entityProperties.gravity; this.originalGravity = entityProperties.gravity;
} }