mitsuke-live/dist/client-helpers/three-helpers.d.ts

Real-time object detection library for web browsers using TensorFlow.js and YOLO

import { ARDetection } from '../types';
/**
 * Three.js Helper Functions for MitsukeLive
 *
 * Utility functions to simplify positioning and animating 3D objects
 * based on MitsukeLive AR detection results. These helpers handle
 * coordinate transformations, smooth animations, and common AR tasks.
 */
import * as THREE from "three";
/**
 * Convert detection coordinates to normalized device coordinates (-1 to 1)
 * @param centerX Center X coordinate in detection canvas
 * @param centerY Center Y coordinate in detection canvas
 * @param detectionWidth Detection canvas width
 * @param detectionHeight Detection canvas height
 * @returns Normalized coordinates for Three.js
 */
export declare function normalizeDetectionCoordinates(centerX: number, centerY: number, detectionWidth: number, detectionHeight: number): {
    x: number;
    y: number;
};
export interface ViewportConfig {
    displayWidth: number;
    displayHeight: number;
    detectionWidth: number;
    detectionHeight: number;
    fov: number;
}
export interface SmoothTransformState {
    targetPosition: THREE.Vector3;
    targetRotation: THREE.Vector3;
    targetScale: THREE.Vector3;
}
/**
 * Create smooth transform state
 */
export declare function createSmoothTransformState(): SmoothTransformState;
/**
 * Update smooth transform targets from AR detection
 */
export declare function updateSmoothTargets(state: SmoothTransformState, detection: ARDetection, viewport: ViewportConfig, halfTanFov: number, scaleMultiplier?: number): void;
/**
 * Apply smooth interpolation to object
 */
export declare function applySmoothTransform(object: THREE.Object3D, state: SmoothTransformState, lerpFactor?: number): void;
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