@needle-tools/facefilter
Version:
Needle Engine FaceFilter
49 lines • 1.64 kB
JavaScript
import { Behaviour } from "@needle-tools/engine";
import { FacefilterUtils } from "./utils";
/**
* Make the object an occluder for the face filter
*/
export class NeedleOcclusionMesh extends Behaviour {
onEnable() {
console.debug("Create Occluder");
FacefilterUtils.makeOccluder(this.gameObject);
}
}
export class NeedleBackgroundMesh extends Behaviour {
_previousParent = null;
awake() {
this._previousParent = this.gameObject.parent;
}
onBeforeRender() {
// The following is super ugly and just a hack
// We reparent the mesh into the camera for one render call
// then reparent back
// But since the filter is removed during onBeforeRender the onAfterRender is not called anymore
// And we do not receive a callback when the filter becomes inactive
// So we need to check if the mesh is still in the scene...
// Urgh
if (!this.isInScene()) {
return;
}
this.gameObject.matrixAutoUpdate = false;
this._previousParent = this.gameObject.parent;
this.context.mainCamera.add(this.gameObject);
}
onAfterRender() {
this.context.mainCamera.remove(this.gameObject);
if (this._previousParent) {
this._previousParent.add(this.gameObject);
}
}
isInScene() {
let current = this._previousParent;
while (current) {
if (current === this.context.scene) {
return true;
}
current = current.parent;
}
return false;
}
}
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