FusedThreeD

A TikTok Game Effect Creator

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// // RotateAroundPoint.ts // Rotates an object around a point // Written by @Fusedthreed – https://FusedThreeD.com // @customNode() export class RotateAroundPoint extends BasicScriptNode { @input() transform: APJS.Transform; @input() center: APJS.Vector3f; @input() radius: number = 32; @input() stepDegreesPerFrame: number = 1; @input() use3D: boolean = true; @input() axis: APJS.Vector3f = new APJS.Vector3f(0, 1, 0); @input() pixelsPerUnit: number = 32; @input() flip: boolean; @input() flipSpeed: number = 5; @input() startAngleDegrees: number = 0; @input() reset:boolean = false; private angle: number = 0; private flipAngle: number = 0; execute(): void { if(this.reset === true) { this.angle =0; this.flipAngle = 0; return; } this.angle += this.stepDegreesPerFrame; const totalAngle = this.startAngleDegrees + this.angle; const radians = totalAngle * Math.PI / 180; const radiusWorld = this.radius / this.pixelsPerUnit; const newPos = new APJS.Vector3f(0, 0, 0); if (this.use3D) { if (this.axis.y === 1) { newPos.x = this.center.x + Math.cos(radians) * radiusWorld; newPos.y = this.center.y; newPos.z = this.center.z + Math.sin(radians) * radiusWorld; } else if (this.axis.x === 1) { newPos.x = this.center.x; newPos.y = this.center.y + Math.cos(radians) * radiusWorld; newPos.z = this.center.z + Math.sin(radians) * radiusWorld; } else if (this.axis.z === 1) { newPos.x = this.center.x + Math.cos(radians) * radiusWorld; newPos.y = this.center.y + Math.sin(radians) * radiusWorld; newPos.z = this.center.z; } } else { newPos.x = this.center.x + Math.cos(radians) * radiusWorld; newPos.y = this.center.y + Math.sin(radians) * radiusWorld; newPos.z = this.center.z; } this.transform.localPosition = newPos; let finalAngle = totalAngle; if (this.flip) { this.flipAngle += this.flipSpeed; finalAngle += this.flipAngle; } const finalRadians = finalAngle * Math.PI / 180; const half = finalRadians * 0.5; this.transform.localRotation = new APJS.Quaternionf( 0, 0, Math.sin(half), Math.cos(half) ); } }