toosoon-utils
Version:
Utility functions & classes
102 lines (101 loc) • 3.7 kB
TypeScript
import type { Point3 } from '../../types';
import { Vector3 } from '../geometry';
import Curve from './Curve';
/**
* Utility class for manipulating Cubic Bézier 3D curves
*
* @exports
* @class CubicBezierCurve3
* @extends Curve
*/
export default class CubicBezierCurve3 extends Curve<Vector3> {
readonly type: string;
/**
* X-axis coordinate of the start point
*/
x1: number;
/**
* Y-axis coordinate of the start point
*/
y1: number;
/**
* Z-axis coordinate of the start point
*/
z1: number;
/**
* X-axis coordinate of the first control point
*/
cp1x: number;
/**
* Y-axis coordinate of the first control point
*/
cp1y: number;
/**
* Z-axis coordinate of the first control point
*/
cp1z: number;
/**
* X-axis coordinate of the second control point
*/
cp2x: number;
/**
* Y-axis coordinate of the second control point
*/
cp2y: number;
/**
* Z-axis coordinate of the second control point
*/
cp2z: number;
/**
* X-axis coordinate of the end point
*/
x2: number;
/**
* Y-axis coordinate of the end point
*/
y2: number;
/**
* Z-axis coordinate of the end point
*/
z2: number;
/**
* @param {number} x1 X-axis coordinate of the start point
* @param {number} y1 Y-axis coordinate of the start point
* @param {number} z1 Z-axis coordinate of the start point
* @param {number} cp1x X-axis coordinate of the first control point
* @param {number} cp1y Y-axis coordinate of the first control point
* @param {number} cp1z Z-axis coordinate of the first control point
* @param {number} cp2x X-axis coordinate of the second control point
* @param {number} cp2y Y-axis coordinate of the second control point
* @param {number} cp2z Z-axis coordinate of the second control point
* @param {number} x2 X-axis coordinate of the end point
* @param {number} y2 Y-axis coordinate of the end point
* @param {number} z2 Z-axis coordinate of the end point
*/
constructor(x1: number, y1: number, z1: number, cp1x: number, cp1y: number, cp1z: number, cp2x: number, cp2y: number, cp2z: number, x2: number, y2: number, z2: number);
/**
* Interpolate a point on this curve
*
* @param {number} t Normalized time value to interpolate
* @returns {Vector3} Interpolated coordinates on this curve
*/
getPoint(t: number): Vector3;
/**
* Interpolate a point on a 3D Cubic Bézier curve
*
* @param {number} x1 X-axis coordinate of the start point
* @param {number} y1 Y-axis coordinate of the start point
* @param {number} z1 Z-axis coordinate of the start point
* @param {number} cp1x X-axis coordinate of the first control point
* @param {number} cp1y Y-axis coordinate of the first control point
* @param {number} cp1z Z-axis coordinate of the first control point
* @param {number} cp2x X-axis coordinate of the second control point
* @param {number} cp2y Y-axis coordinate of the second control point
* @param {number} cp2z Z-axis coordinate of the second control point
* @param {number} x2 X-axis coordinate of the end point
* @param {number} y2 Y-axis coordinate of the end point
* @param {number} z2 Z-axis coordinate of the end point
* @returns {Point2} Interpolated coordinates on the curve
*/
static interpolate(t: number, x1: number, y1: number, z1: number, cp1x: number, cp1y: number, cp1z: number, cp2x: number, cp2y: number, cp2z: number, x2: number, y2: number, z2: number): Point3;
}