@babylonjs/core
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Getting started? Play directly with the Babylon.js API using our [playground](https://playground.babylonjs.com/). It also contains a lot of samples to learn how to use it.
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JavaScript
/** This file must only contain pure code and pure imports */
import { RichTypeAny, RichTypeVector3 } from "../../../flowGraphRichTypes.pure.js";
import { FlowGraphCachedOperationBlock } from "../flowGraphCachedOperationBlock.js";
import { Vector3 } from "../../../../Maths/math.vector.pure.js";
import { RegisterClass } from "../../../../Misc/typeStore.js";
/**
* @experimental
* A data block that reads the linear velocity of a physics body.
*/
export class FlowGraphGetLinearVelocityBlock extends FlowGraphCachedOperationBlock {
/**
* Constructs a new FlowGraphGetLinearVelocityBlock.
* @param config - optional configuration for the block
*/
constructor(config) {
super(RichTypeVector3, config);
this.body = this.registerDataInput("body", RichTypeAny);
}
/**
* @internal
*/
_doOperation(context) {
const physicsBody = this.body.getValue(context);
if (!physicsBody) {
return undefined;
}
let result = context._getExecutionVariable(this, "_cachedVelocity", null);
if (!result) {
result = new Vector3();
context._setExecutionVariable(this, "_cachedVelocity", result);
}
physicsBody.getLinearVelocityToRef(result);
return result;
}
/**
* @returns class name of the block.
*/
getClassName() {
return "FlowGraphGetLinearVelocityBlock" /* FlowGraphBlockNames.PhysicsGetLinearVelocity */;
}
}
let _Registered = false;
/**
* Register side effects for flowGraphGetLinearVelocityBlock.
* Safe to call multiple times; only the first call has an effect.
*/
export function RegisterFlowGraphGetLinearVelocityBlock() {
if (_Registered) {
return;
}
_Registered = true;
RegisterClass("FlowGraphGetLinearVelocityBlock" /* FlowGraphBlockNames.PhysicsGetLinearVelocity */, FlowGraphGetLinearVelocityBlock);
}
//# sourceMappingURL=flowGraphGetLinearVelocityBlock.pure.js.map